Address Contract Partially Verified
Address
0x8e56bb27Bf055C6415135D63398772CF7CF7331d
Balance
0 ETH
Nonce
5
Code Size
19616 bytes
Creator
0x67a114e7...1C62 at tx 0x9dc7a90f...ea4947
Indexed Transactions
0 (5 on-chain, 0.8% indexed)
Contract Bytecode
19616 bytes
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Verified Source Code Partial Match
Compiler: v0.8.28+commit.7893614a
EVM: cancun
Optimization: Yes (100 runs)
console.sol 1560 lines
// SPDX-License-Identifier: MIT
pragma solidity >=0.4.22 <0.9.0;
library console {
address constant CONSOLE_ADDRESS =
0x000000000000000000636F6e736F6c652e6c6f67;
function _sendLogPayloadImplementation(bytes memory payload) internal view {
address consoleAddress = CONSOLE_ADDRESS;
/// @solidity memory-safe-assembly
assembly {
pop(
staticcall(
gas(),
consoleAddress,
add(payload, 32),
mload(payload),
0,
0
)
)
}
}
function _castToPure(
function(bytes memory) internal view fnIn
) internal pure returns (function(bytes memory) pure fnOut) {
assembly {
fnOut := fnIn
}
}
function _sendLogPayload(bytes memory payload) internal pure {
_castToPure(_sendLogPayloadImplementation)(payload);
}
function log() internal pure {
_sendLogPayload(abi.encodeWithSignature("log()"));
}
function logInt(int256 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(int256)", p0));
}
function logUint(uint256 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256)", p0));
}
function logString(string memory p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string)", p0));
}
function logBool(bool p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool)", p0));
}
function logAddress(address p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address)", p0));
}
function logBytes(bytes memory p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes)", p0));
}
function logBytes1(bytes1 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes1)", p0));
}
function logBytes2(bytes2 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes2)", p0));
}
function logBytes3(bytes3 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes3)", p0));
}
function logBytes4(bytes4 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes4)", p0));
}
function logBytes5(bytes5 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes5)", p0));
}
function logBytes6(bytes6 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes6)", p0));
}
function logBytes7(bytes7 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes7)", p0));
}
function logBytes8(bytes8 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes8)", p0));
}
function logBytes9(bytes9 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes9)", p0));
}
function logBytes10(bytes10 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes10)", p0));
}
function logBytes11(bytes11 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes11)", p0));
}
function logBytes12(bytes12 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes12)", p0));
}
function logBytes13(bytes13 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes13)", p0));
}
function logBytes14(bytes14 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes14)", p0));
}
function logBytes15(bytes15 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes15)", p0));
}
function logBytes16(bytes16 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes16)", p0));
}
function logBytes17(bytes17 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes17)", p0));
}
function logBytes18(bytes18 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes18)", p0));
}
function logBytes19(bytes19 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes19)", p0));
}
function logBytes20(bytes20 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes20)", p0));
}
function logBytes21(bytes21 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes21)", p0));
}
function logBytes22(bytes22 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes22)", p0));
}
function logBytes23(bytes23 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes23)", p0));
}
function logBytes24(bytes24 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes24)", p0));
}
function logBytes25(bytes25 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes25)", p0));
}
function logBytes26(bytes26 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes26)", p0));
}
function logBytes27(bytes27 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes27)", p0));
}
function logBytes28(bytes28 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes28)", p0));
}
function logBytes29(bytes29 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes29)", p0));
}
function logBytes30(bytes30 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes30)", p0));
}
function logBytes31(bytes31 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes31)", p0));
}
function logBytes32(bytes32 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes32)", p0));
}
function log(uint256 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256)", p0));
}
function log(int256 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(int256)", p0));
}
function log(string memory p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string)", p0));
}
function log(bool p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool)", p0));
}
function log(address p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address)", p0));
}
function log(uint256 p0, uint256 p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256)", p0, p1));
}
function log(uint256 p0, string memory p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string)", p0, p1));
}
function log(uint256 p0, bool p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool)", p0, p1));
}
function log(uint256 p0, address p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address)", p0, p1));
}
function log(string memory p0, uint256 p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256)", p0, p1));
}
function log(string memory p0, int256 p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,int256)", p0, p1));
}
function log(string memory p0, string memory p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string)", p0, p1));
}
function log(string memory p0, bool p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool)", p0, p1));
}
function log(string memory p0, address p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address)", p0, p1));
}
function log(bool p0, uint256 p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256)", p0, p1));
}
function log(bool p0, string memory p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string)", p0, p1));
}
function log(bool p0, bool p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,bool)", p0, p1));
}
function log(bool p0, address p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,address)", p0, p1));
}
function log(address p0, uint256 p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,uint256)", p0, p1));
}
function log(address p0, string memory p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,string)", p0, p1));
}
function log(address p0, bool p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,bool)", p0, p1));
}
function log(address p0, address p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,address)", p0, p1));
}
function log(uint256 p0, uint256 p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,uint256)", p0, p1, p2));
}
function log(uint256 p0, uint256 p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,string)", p0, p1, p2));
}
function log(uint256 p0, uint256 p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,bool)", p0, p1, p2));
}
function log(uint256 p0, uint256 p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,address)", p0, p1, p2));
}
function log(uint256 p0, string memory p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,uint256)", p0, p1, p2));
}
function log(uint256 p0, string memory p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,string)", p0, p1, p2));
}
function log(uint256 p0, string memory p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,bool)", p0, p1, p2));
}
function log(uint256 p0, string memory p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,address)", p0, p1, p2));
}
function log(uint256 p0, bool p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,uint256)", p0, p1, p2));
}
function log(uint256 p0, bool p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,string)", p0, p1, p2));
}
function log(uint256 p0, bool p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,bool)", p0, p1, p2));
}
function log(uint256 p0, bool p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,address)", p0, p1, p2));
}
function log(uint256 p0, address p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,uint256)", p0, p1, p2));
}
function log(uint256 p0, address p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,string)", p0, p1, p2));
}
function log(uint256 p0, address p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,bool)", p0, p1, p2));
}
function log(uint256 p0, address p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,address)", p0, p1, p2));
}
function log(string memory p0, uint256 p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,uint256)", p0, p1, p2));
}
function log(string memory p0, uint256 p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,string)", p0, p1, p2));
}
function log(string memory p0, uint256 p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,bool)", p0, p1, p2));
}
function log(string memory p0, uint256 p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,address)", p0, p1, p2));
}
function log(string memory p0, string memory p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,uint256)", p0, p1, p2));
}
function log(string memory p0, string memory p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,string)", p0, p1, p2));
}
function log(string memory p0, string memory p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,bool)", p0, p1, p2));
}
function log(string memory p0, string memory p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,address)", p0, p1, p2));
}
function log(string memory p0, bool p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,uint256)", p0, p1, p2));
}
function log(string memory p0, bool p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,string)", p0, p1, p2));
}
function log(string memory p0, bool p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,bool)", p0, p1, p2));
}
function log(string memory p0, bool p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,address)", p0, p1, p2));
}
function log(string memory p0, address p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,uint256)", p0, p1, p2));
}
function log(string memory p0, address p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,string)", p0, p1, p2));
}
function log(string memory p0, address p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,bool)", p0, p1, p2));
}
function log(string memory p0, address p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,address)", p0, p1, p2));
}
function log(bool p0, uint256 p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,uint256)", p0, p1, p2));
}
function log(bool p0, uint256 p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,string)", p0, p1, p2));
}
function log(bool p0, uint256 p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,bool)", p0, p1, p2));
}
function log(bool p0, uint256 p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,address)", p0, p1, p2));
}
function log(bool p0, string memory p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string,uint256)", p0, p1, p2));
}
function log(bool p0, string memory p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string,string)", p0, p1, p2));
}
function log(bool p0, string memory p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string,bool)", p0, p1, p2));
}
function log(bool p0, string memory p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string,address)", p0, p1, p2));
}
function log(bool p0, bool p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,bool,uint256)", p0, p1, p2));
}
function log(bool p0, bool p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,bool,string)", p0, p1, p2));
}
function log(bool p0, bool p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,bool,bool)", p0, p1, p2));
}
function log(bool p0, bool p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,bool,address)", p0, p1, p2));
}
function log(bool p0, address p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,address,uint256)", p0, p1, p2));
}
function log(bool p0, address p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,address,string)", p0, p1, p2));
}
function log(bool p0, address p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,address,bool)", p0, p1, p2));
}
function log(bool p0, address p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,address,address)", p0, p1, p2));
}
function log(address p0, uint256 p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,uint256,uint256)", p0, p1, p2));
}
function log(address p0, uint256 p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,uint256,string)", p0, p1, p2));
}
function log(address p0, uint256 p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,uint256,bool)", p0, p1, p2));
}
function log(address p0, uint256 p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,uint256,address)", p0, p1, p2));
}
function log(address p0, string memory p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,string,uint256)", p0, p1, p2));
}
function log(address p0, string memory p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,string,string)", p0, p1, p2));
}
function log(address p0, string memory p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,string,bool)", p0, p1, p2));
}
function log(address p0, string memory p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,string,address)", p0, p1, p2));
}
function log(address p0, bool p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,bool,uint256)", p0, p1, p2));
}
function log(address p0, bool p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,bool,string)", p0, p1, p2));
}
function log(address p0, bool p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,bool,bool)", p0, p1, p2));
}
function log(address p0, bool p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,bool,address)", p0, p1, p2));
}
function log(address p0, address p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,address,uint256)", p0, p1, p2));
}
function log(address p0, address p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,address,string)", p0, p1, p2));
}
function log(address p0, address p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,address,bool)", p0, p1, p2));
}
function log(address p0, address p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,address,address)", p0, p1, p2));
}
function log(uint256 p0, uint256 p1, uint256 p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,uint256,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, uint256 p1, uint256 p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,uint256,string)", p0, p1, p2, p3));
}
function log(uint256 p0, uint256 p1, uint256 p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,uint256,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, uint256 p1, uint256 p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,uint256,address)", p0, p1, p2, p3));
}
function log(uint256 p0, uint256 p1, string memory p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,string,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, uint256 p1, string memory p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,string,string)", p0, p1, p2, p3));
}
function log(uint256 p0, uint256 p1, string memory p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,string,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, uint256 p1, string memory p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,string,address)", p0, p1, p2, p3));
}
function log(uint256 p0, uint256 p1, bool p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,bool,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, uint256 p1, bool p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,bool,string)", p0, p1, p2, p3));
}
function log(uint256 p0, uint256 p1, bool p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,bool,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, uint256 p1, bool p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,bool,address)", p0, p1, p2, p3));
}
function log(uint256 p0, uint256 p1, address p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,address,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, uint256 p1, address p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,address,string)", p0, p1, p2, p3));
}
function log(uint256 p0, uint256 p1, address p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,address,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, uint256 p1, address p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,address,address)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, uint256 p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,uint256,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, uint256 p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,uint256,string)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, uint256 p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,uint256,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, uint256 p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,uint256,address)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, string memory p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,string,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, string memory p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,string,string)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, string memory p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,string,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, string memory p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,string,address)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, bool p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,bool,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, bool p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,bool,string)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, bool p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,bool,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, bool p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,bool,address)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, address p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,address,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, address p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,address,string)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, address p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,address,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, address p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,address,address)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, uint256 p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,uint256,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, uint256 p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,uint256,string)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, uint256 p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,uint256,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, uint256 p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,uint256,address)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, string memory p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,string,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, string memory p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,string,string)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, string memory p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,string,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, string memory p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,string,address)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, bool p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,bool,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, bool p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,bool,string)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, bool p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,bool,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, bool p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,bool,address)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, address p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,address,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, address p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,address,string)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, address p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,address,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, address p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,address,address)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, uint256 p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,uint256,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, uint256 p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,uint256,string)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, uint256 p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,uint256,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, uint256 p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,uint256,address)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, string memory p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,string,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, string memory p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,string,string)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, string memory p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,string,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, string memory p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,string,address)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, bool p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,bool,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, bool p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,bool,string)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, bool p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,bool,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, bool p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,bool,address)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, address p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,address,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, address p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,address,string)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, address p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,address,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, address p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,address,address)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, uint256 p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,uint256,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, uint256 p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,uint256,string)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, uint256 p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,uint256,bool)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, uint256 p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,uint256,address)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, string memory p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,string,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, string memory p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,string,string)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, string memory p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,string,bool)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, string memory p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,string,address)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, bool p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,bool,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, bool p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,bool,string)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, bool p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,bool,bool)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, bool p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,bool,address)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, address p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,address,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, address p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,address,string)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, address p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,address,bool)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, address p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,address,address)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, uint256 p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,uint256,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, uint256 p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,uint256,string)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, uint256 p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,uint256,bool)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, uint256 p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,uint256,address)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, string memory p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,string,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, string memory p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,string,string)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, string memory p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,string,bool)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, string memory p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,string,address)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, bool p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,bool,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, bool p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,bool,string)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, bool p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,bool,bool)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, bool p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,bool,address)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, address p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,address,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, address p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,address,string)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, address p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,address,bool)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, address p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,address,address)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, uint256 p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,uint256,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, uint256 p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,uint256,string)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, uint256 p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,uint256,bool)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, uint256 p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,uint256,address)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, string memory p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,string,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, string memory p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,string,string)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, string memory p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,string,bool)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, string memory p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,string,address)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, bool p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,bool,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, bool p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,bool,string)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, bool p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,bool,bool)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, bool p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,bool,address)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, address p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,address,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, address p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,address,string)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, address p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,address,bool)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, address p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,address,address)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, uint256 p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,uint256,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, uint256 p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,uint256,string)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, uint256 p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,uint256,bool)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, uint256 p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,uint256,address)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, string memory p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,string,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, string memory p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,string,string)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, string memory p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,string,bool)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, string memory p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,string,address)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, bool p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,bool,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, bool p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,bool,string)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, bool p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,bool,bool)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, bool p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,bool,address)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, address p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,address,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, address p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,address,string)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, address p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,address,bool)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, address p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,address,address)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, uint256 p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,uint256,uint256)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, uint256 p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,uint256,string)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, uint256 p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,uint256,bool)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, uint256 p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,uint256,address)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, string memory p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,string,uint256)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, string memory p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,string,string)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, string memory p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,string,bool)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, string memory p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,string,address)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, bool p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,bool,uint256)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, bool p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,bool,string)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, bool p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,bool,bool)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, bool p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,bool,address)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, address p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,address,uint256)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, address p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,address,string)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, address p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,address,bool)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, address p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,address,address)", p0, p1, p2, p3));
}
function log(bool p0, string memory p1, uint256 p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string,uint256,uint256)", p0, p1, p2, p3));
}
function log(bool p0, string memory p1, uint256 p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string,uint256,string)", p0, p1, p2, p3));
}
function log(bool p0, string memory p1, uint256 p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string,uint256,bool)", p0, p1, p2, p3));
}
function log(bool p0, string memory p1, uint256 p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string,uint256,address)", p0, p1, p2, p3));
}
function log(bool p0, string memory p1, string memory p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string,string,uint256)", p0, p1, p2, p3));
}
function log(bool p0, string memory p1, string memory p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string,string,string)", p0, p1, p2, p3));
}
function log(bool p0, string memory p1, string memory p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string,string,bool)", p0, p1, p2, p3));
}
function log(bool p0, string memory p1, string memory p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string,string,address)", p0, p1, p2, p3));
}
function log(bool p0, string memory p1, bool p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string,bool,uint256)", p0, p1, p2, p3));
}
function log(bool p0, string memory p1, bool p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string,bool,string)", p0, p1, p2, p3));
}
function log(bool p0, string memory p1, bool p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string...
// [truncated — 69270 bytes total]
Base.sol 42 lines
// SPDX-License-Identifier: MIT
pragma solidity >=0.6.2 <0.9.0;
import {StdStorage} from "./StdStorage.sol";
import {Vm, VmSafe} from "./Vm.sol";
abstract contract CommonBase {
/// @dev Cheat code address.
/// Calculated as `address(uint160(uint256(keccak256("hevm cheat code"))))`.
address internal constant VM_ADDRESS = 0x7109709ECfa91a80626fF3989D68f67F5b1DD12D;
/// @dev console.sol and console2.sol work by executing a staticcall to this address.
/// Calculated as `address(uint160(uint88(bytes11("console.log"))))`.
address internal constant CONSOLE = 0x000000000000000000636F6e736F6c652e6c6f67;
/// @dev Used when deploying with create2.
/// Taken from https://github.com/Arachnid/deterministic-deployment-proxy.
address internal constant CREATE2_FACTORY = 0x4e59b44847b379578588920cA78FbF26c0B4956C;
/// @dev The default address for tx.origin and msg.sender.
/// Calculated as `address(uint160(uint256(keccak256("foundry default caller"))))`.
address internal constant DEFAULT_SENDER = 0x1804c8AB1F12E6bbf3894d4083f33e07309d1f38;
/// @dev The address of the first contract `CREATE`d by a running test contract.
/// When running tests, each test contract is `CREATE`d by `DEFAULT_SENDER` with nonce 1.
/// Calculated as `VM.computeCreateAddress(VM.computeCreateAddress(DEFAULT_SENDER, 1), 1)`.
address internal constant DEFAULT_TEST_CONTRACT = 0x5615dEB798BB3E4dFa0139dFa1b3D433Cc23b72f;
/// @dev Deterministic deployment address of the Multicall3 contract.
/// Taken from https://www.multicall3.com.
address internal constant MULTICALL3_ADDRESS = 0xcA11bde05977b3631167028862bE2a173976CA11;
/// @dev The order of the secp256k1 curve.
uint256 internal constant SECP256K1_ORDER =
115792089237316195423570985008687907852837564279074904382605163141518161494337;
uint256 internal constant UINT256_MAX =
115792089237316195423570985008687907853269984665640564039457584007913129639935;
Vm internal constant vm = Vm(VM_ADDRESS);
StdStorage internal stdstore;
}
abstract contract TestBase is CommonBase {}
abstract contract ScriptBase is CommonBase {
VmSafe internal constant vmSafe = VmSafe(VM_ADDRESS);
}
Script.sol 28 lines
// SPDX-License-Identifier: MIT
pragma solidity >=0.6.2 <0.9.0;
// 💬 ABOUT
// Forge Std's default Script.
// 🧩 MODULES
import {console} from "./console.sol";
import {console2} from "./console2.sol";
import {safeconsole} from "./safeconsole.sol";
import {StdChains} from "./StdChains.sol";
import {StdCheatsSafe} from "./StdCheats.sol";
import {StdConstants} from "./StdConstants.sol";
import {stdJson} from "./StdJson.sol";
import {stdMath} from "./StdMath.sol";
import {StdStorage, stdStorageSafe} from "./StdStorage.sol";
import {StdStyle} from "./StdStyle.sol";
import {StdUtils} from "./StdUtils.sol";
import {VmSafe} from "./Vm.sol";
// 📦 BOILERPLATE
import {ScriptBase} from "./Base.sol";
// ⭐️ SCRIPT
abstract contract Script is ScriptBase, StdChains, StdCheatsSafe, StdUtils {
// Note: IS_SCRIPT() must return true.
bool public IS_SCRIPT = true;
}
StdChains.sol 286 lines
// SPDX-License-Identifier: MIT
pragma solidity >=0.6.2 <0.9.0;
import {VmSafe} from "./Vm.sol";
/**
* StdChains provides information about EVM compatible chains that can be used in scripts/tests.
* For each chain, the chain's name, chain ID, and a default RPC URL are provided. Chains are
* identified by their alias, which is the same as the alias in the `[rpc_endpoints]` section of
* the `foundry.toml` file. For best UX, ensure the alias in the `foundry.toml` file match the
* alias used in this contract, which can be found as the first argument to the
* `setChainWithDefaultRpcUrl` call in the `initializeStdChains` function.
*
* There are two main ways to use this contract:
* 1. Set a chain with `setChain(string memory chainAlias, ChainData memory chain)` or
* `setChain(string memory chainAlias, Chain memory chain)`
* 2. Get a chain with `getChain(string memory chainAlias)` or `getChain(uint256 chainId)`.
*
* The first time either of those are used, chains are initialized with the default set of RPC URLs.
* This is done in `initializeStdChains`, which uses `setChainWithDefaultRpcUrl`. Defaults are recorded in
* `defaultRpcUrls`.
*
* The `setChain` function is straightforward, and it simply saves off the given chain data.
*
* The `getChain` methods use `getChainWithUpdatedRpcUrl` to return a chain. For example, let's say
* we want to retrieve the RPC URL for `mainnet`:
* - If you have specified data with `setChain`, it will return that.
* - If you have configured a mainnet RPC URL in `foundry.toml`, it will return the URL, provided it
* is valid (e.g. a URL is specified, or an environment variable is given and exists).
* - If neither of the above conditions is met, the default data is returned.
*
* Summarizing the above, the prioritization hierarchy is `setChain` -> `foundry.toml` -> environment variable -> defaults.
*/
abstract contract StdChains {
VmSafe private constant vm = VmSafe(address(uint160(uint256(keccak256("hevm cheat code")))));
bool private stdChainsInitialized;
struct ChainData {
string name;
uint256 chainId;
string rpcUrl;
}
struct Chain {
// The chain name.
string name;
// The chain's Chain ID.
uint256 chainId;
// The chain's alias. (i.e. what gets specified in `foundry.toml`).
string chainAlias;
// A default RPC endpoint for this chain.
// NOTE: This default RPC URL is included for convenience to facilitate quick tests and
// experimentation. Do not use this RPC URL for production test suites, CI, or other heavy
// usage as you will be throttled and this is a disservice to others who need this endpoint.
string rpcUrl;
}
// Maps from the chain's alias (matching the alias in the `foundry.toml` file) to chain data.
mapping(string => Chain) private chains;
// Maps from the chain's alias to it's default RPC URL.
mapping(string => string) private defaultRpcUrls;
// Maps from a chain ID to it's alias.
mapping(uint256 => string) private idToAlias;
bool private fallbackToDefaultRpcUrls = true;
// The RPC URL will be fetched from config or defaultRpcUrls if possible.
function getChain(string memory chainAlias) internal virtual returns (Chain memory chain) {
require(bytes(chainAlias).length != 0, "StdChains getChain(string): Chain alias cannot be the empty string.");
initializeStdChains();
chain = chains[chainAlias];
require(
chain.chainId != 0,
string(abi.encodePacked("StdChains getChain(string): Chain with alias \"", chainAlias, "\" not found."))
);
chain = getChainWithUpdatedRpcUrl(chainAlias, chain);
}
function getChain(uint256 chainId) internal virtual returns (Chain memory chain) {
require(chainId != 0, "StdChains getChain(uint256): Chain ID cannot be 0.");
initializeStdChains();
string memory chainAlias = idToAlias[chainId];
chain = chains[chainAlias];
require(
chain.chainId != 0,
string(abi.encodePacked("StdChains getChain(uint256): Chain with ID ", vm.toString(chainId), " not found."))
);
chain = getChainWithUpdatedRpcUrl(chainAlias, chain);
}
// set chain info, with priority to argument's rpcUrl field.
function setChain(string memory chainAlias, ChainData memory chain) internal virtual {
require(
bytes(chainAlias).length != 0,
"StdChains setChain(string,ChainData): Chain alias cannot be the empty string."
);
require(chain.chainId != 0, "StdChains setChain(string,ChainData): Chain ID cannot be 0.");
initializeStdChains();
string memory foundAlias = idToAlias[chain.chainId];
require(
bytes(foundAlias).length == 0 || keccak256(bytes(foundAlias)) == keccak256(bytes(chainAlias)),
string(
abi.encodePacked(
"StdChains setChain(string,ChainData): Chain ID ",
vm.toString(chain.chainId),
" already used by \"",
foundAlias,
"\"."
)
)
);
uint256 oldChainId = chains[chainAlias].chainId;
delete idToAlias[oldChainId];
chains[chainAlias] =
Chain({name: chain.name, chainId: chain.chainId, chainAlias: chainAlias, rpcUrl: chain.rpcUrl});
idToAlias[chain.chainId] = chainAlias;
}
// set chain info, with priority to argument's rpcUrl field.
function setChain(string memory chainAlias, Chain memory chain) internal virtual {
setChain(chainAlias, ChainData({name: chain.name, chainId: chain.chainId, rpcUrl: chain.rpcUrl}));
}
function _toUpper(string memory str) private pure returns (string memory) {
bytes memory strb = bytes(str);
bytes memory copy = new bytes(strb.length);
for (uint256 i = 0; i < strb.length; i++) {
bytes1 b = strb[i];
if (b >= 0x61 && b <= 0x7A) {
copy[i] = bytes1(uint8(b) - 32);
} else {
copy[i] = b;
}
}
return string(copy);
}
// lookup rpcUrl, in descending order of priority:
// current -> config (foundry.toml) -> environment variable -> default
function getChainWithUpdatedRpcUrl(string memory chainAlias, Chain memory chain)
private
view
returns (Chain memory)
{
if (bytes(chain.rpcUrl).length == 0) {
try vm.rpcUrl(chainAlias) returns (string memory configRpcUrl) {
chain.rpcUrl = configRpcUrl;
} catch (bytes memory err) {
string memory envName = string(abi.encodePacked(_toUpper(chainAlias), "_RPC_URL"));
if (fallbackToDefaultRpcUrls) {
chain.rpcUrl = vm.envOr(envName, defaultRpcUrls[chainAlias]);
} else {
chain.rpcUrl = vm.envString(envName);
}
// Distinguish 'not found' from 'cannot read'
// The upstream error thrown by forge for failing cheats changed so we check both the old and new versions
bytes memory oldNotFoundError =
abi.encodeWithSignature("CheatCodeError", string(abi.encodePacked("invalid rpc url ", chainAlias)));
bytes memory newNotFoundError = abi.encodeWithSignature(
"CheatcodeError(string)", string(abi.encodePacked("invalid rpc url: ", chainAlias))
);
bytes32 errHash = keccak256(err);
if (
(errHash != keccak256(oldNotFoundError) && errHash != keccak256(newNotFoundError))
|| bytes(chain.rpcUrl).length == 0
) {
/// @solidity memory-safe-assembly
assembly {
revert(add(32, err), mload(err))
}
}
}
}
return chain;
}
function setFallbackToDefaultRpcUrls(bool useDefault) internal {
fallbackToDefaultRpcUrls = useDefault;
}
function initializeStdChains() private {
if (stdChainsInitialized) return;
stdChainsInitialized = true;
// If adding an RPC here, make sure to test the default RPC URL in `test_Rpcs` in `StdChains.t.sol`
setChainWithDefaultRpcUrl("anvil", ChainData("Anvil", 31337, "http://127.0.0.1:8545"));
setChainWithDefaultRpcUrl("mainnet", ChainData("Mainnet", 1, "https://eth.llamarpc.com"));
setChainWithDefaultRpcUrl(
"sepolia", ChainData("Sepolia", 11155111, "https://sepolia.infura.io/v3/b9794ad1ddf84dfb8c34d6bb5dca2001")
);
setChainWithDefaultRpcUrl("holesky", ChainData("Holesky", 17000, "https://rpc.holesky.ethpandaops.io"));
setChainWithDefaultRpcUrl("hoodi", ChainData("Hoodi", 560048, "https://rpc.hoodi.ethpandaops.io"));
setChainWithDefaultRpcUrl("optimism", ChainData("Optimism", 10, "https://mainnet.optimism.io"));
setChainWithDefaultRpcUrl(
"optimism_sepolia", ChainData("Optimism Sepolia", 11155420, "https://sepolia.optimism.io")
);
setChainWithDefaultRpcUrl("arbitrum_one", ChainData("Arbitrum One", 42161, "https://arb1.arbitrum.io/rpc"));
setChainWithDefaultRpcUrl(
"arbitrum_one_sepolia", ChainData("Arbitrum One Sepolia", 421614, "https://sepolia-rollup.arbitrum.io/rpc")
);
setChainWithDefaultRpcUrl("arbitrum_nova", ChainData("Arbitrum Nova", 42170, "https://nova.arbitrum.io/rpc"));
setChainWithDefaultRpcUrl("polygon", ChainData("Polygon", 137, "https://polygon-rpc.com"));
setChainWithDefaultRpcUrl(
"polygon_amoy", ChainData("Polygon Amoy", 80002, "https://rpc-amoy.polygon.technology")
);
setChainWithDefaultRpcUrl("avalanche", ChainData("Avalanche", 43114, "https://api.avax.network/ext/bc/C/rpc"));
setChainWithDefaultRpcUrl(
"avalanche_fuji", ChainData("Avalanche Fuji", 43113, "https://api.avax-test.network/ext/bc/C/rpc")
);
setChainWithDefaultRpcUrl(
"bnb_smart_chain", ChainData("BNB Smart Chain", 56, "https://bsc-dataseed1.binance.org")
);
setChainWithDefaultRpcUrl(
"bnb_smart_chain_testnet",
ChainData("BNB Smart Chain Testnet", 97, "https://rpc.ankr.com/bsc_testnet_chapel")
);
setChainWithDefaultRpcUrl("gnosis_chain", ChainData("Gnosis Chain", 100, "https://rpc.gnosischain.com"));
setChainWithDefaultRpcUrl("moonbeam", ChainData("Moonbeam", 1284, "https://rpc.api.moonbeam.network"));
setChainWithDefaultRpcUrl(
"moonriver", ChainData("Moonriver", 1285, "https://rpc.api.moonriver.moonbeam.network")
);
setChainWithDefaultRpcUrl("moonbase", ChainData("Moonbase", 1287, "https://rpc.testnet.moonbeam.network"));
setChainWithDefaultRpcUrl("base_sepolia", ChainData("Base Sepolia", 84532, "https://sepolia.base.org"));
setChainWithDefaultRpcUrl("base", ChainData("Base", 8453, "https://mainnet.base.org"));
setChainWithDefaultRpcUrl("blast_sepolia", ChainData("Blast Sepolia", 168587773, "https://sepolia.blast.io"));
setChainWithDefaultRpcUrl("blast", ChainData("Blast", 81457, "https://rpc.blast.io"));
setChainWithDefaultRpcUrl("fantom_opera", ChainData("Fantom Opera", 250, "https://rpc.ankr.com/fantom/"));
setChainWithDefaultRpcUrl(
"fantom_opera_testnet", ChainData("Fantom Opera Testnet", 4002, "https://rpc.ankr.com/fantom_testnet/")
);
setChainWithDefaultRpcUrl("fraxtal", ChainData("Fraxtal", 252, "https://rpc.frax.com"));
setChainWithDefaultRpcUrl("fraxtal_testnet", ChainData("Fraxtal Testnet", 2522, "https://rpc.testnet.frax.com"));
setChainWithDefaultRpcUrl(
"berachain_bartio_testnet", ChainData("Berachain bArtio Testnet", 80084, "https://bartio.rpc.berachain.com")
);
setChainWithDefaultRpcUrl("flare", ChainData("Flare", 14, "https://flare-api.flare.network/ext/C/rpc"));
setChainWithDefaultRpcUrl(
"flare_coston2", ChainData("Flare Coston2", 114, "https://coston2-api.flare.network/ext/C/rpc")
);
setChainWithDefaultRpcUrl("mode", ChainData("Mode", 34443, "https://mode.drpc.org"));
setChainWithDefaultRpcUrl("mode_sepolia", ChainData("Mode Sepolia", 919, "https://sepolia.mode.network"));
setChainWithDefaultRpcUrl("zora", ChainData("Zora", 7777777, "https://zora.drpc.org"));
setChainWithDefaultRpcUrl(
"zora_sepolia", ChainData("Zora Sepolia", 999999999, "https://sepolia.rpc.zora.energy")
);
setChainWithDefaultRpcUrl("race", ChainData("Race", 6805, "https://racemainnet.io"));
setChainWithDefaultRpcUrl("race_sepolia", ChainData("Race Sepolia", 6806, "https://racemainnet.io"));
setChainWithDefaultRpcUrl("metal", ChainData("Metal", 1750, "https://metall2.drpc.org"));
setChainWithDefaultRpcUrl("metal_sepolia", ChainData("Metal Sepolia", 1740, "https://testnet.rpc.metall2.com"));
setChainWithDefaultRpcUrl("binary", ChainData("Binary", 624, "https://rpc.zero.thebinaryholdings.com"));
setChainWithDefaultRpcUrl(
"binary_sepolia", ChainData("Binary Sepolia", 625, "https://rpc.zero.thebinaryholdings.com")
);
setChainWithDefaultRpcUrl("orderly", ChainData("Orderly", 291, "https://rpc.orderly.network"));
setChainWithDefaultRpcUrl(
"orderly_sepolia", ChainData("Orderly Sepolia", 4460, "https://testnet-rpc.orderly.org")
);
}
// set chain info, with priority to chainAlias' rpc url in foundry.toml
function setChainWithDefaultRpcUrl(string memory chainAlias, ChainData memory chain) private {
string memory rpcUrl = chain.rpcUrl;
defaultRpcUrls[chainAlias] = rpcUrl;
chain.rpcUrl = "";
setChain(chainAlias, chain);
chain.rpcUrl = rpcUrl; // restore argument
}
}
StdCheats.sol 829 lines
// SPDX-License-Identifier: MIT
pragma solidity >=0.6.2 <0.9.0;
pragma experimental ABIEncoderV2;
import {StdStorage, stdStorage} from "./StdStorage.sol";
import {console2} from "./console2.sol";
import {Vm} from "./Vm.sol";
abstract contract StdCheatsSafe {
Vm private constant vm = Vm(address(uint160(uint256(keccak256("hevm cheat code")))));
uint256 private constant UINT256_MAX =
115792089237316195423570985008687907853269984665640564039457584007913129639935;
bool private gasMeteringOff;
// Data structures to parse Transaction objects from the broadcast artifact
// that conform to EIP1559. The Raw structs is what is parsed from the JSON
// and then converted to the one that is used by the user for better UX.
struct RawTx1559 {
string[] arguments;
address contractAddress;
string contractName;
// json value name = function
string functionSig;
bytes32 hash;
// json value name = tx
RawTx1559Detail txDetail;
// json value name = type
string opcode;
}
struct RawTx1559Detail {
AccessList[] accessList;
bytes data;
address from;
bytes gas;
bytes nonce;
address to;
bytes txType;
bytes value;
}
struct Tx1559 {
string[] arguments;
address contractAddress;
string contractName;
string functionSig;
bytes32 hash;
Tx1559Detail txDetail;
string opcode;
}
struct Tx1559Detail {
AccessList[] accessList;
bytes data;
address from;
uint256 gas;
uint256 nonce;
address to;
uint256 txType;
uint256 value;
}
// Data structures to parse Transaction objects from the broadcast artifact
// that DO NOT conform to EIP1559. The Raw structs is what is parsed from the JSON
// and then converted to the one that is used by the user for better UX.
struct TxLegacy {
string[] arguments;
address contractAddress;
string contractName;
string functionSig;
string hash;
string opcode;
TxDetailLegacy transaction;
}
struct TxDetailLegacy {
AccessList[] accessList;
uint256 chainId;
bytes data;
address from;
uint256 gas;
uint256 gasPrice;
bytes32 hash;
uint256 nonce;
bytes1 opcode;
bytes32 r;
bytes32 s;
uint256 txType;
address to;
uint8 v;
uint256 value;
}
struct AccessList {
address accessAddress;
bytes32[] storageKeys;
}
// Data structures to parse Receipt objects from the broadcast artifact.
// The Raw structs is what is parsed from the JSON
// and then converted to the one that is used by the user for better UX.
struct RawReceipt {
bytes32 blockHash;
bytes blockNumber;
address contractAddress;
bytes cumulativeGasUsed;
bytes effectiveGasPrice;
address from;
bytes gasUsed;
RawReceiptLog[] logs;
bytes logsBloom;
bytes status;
address to;
bytes32 transactionHash;
bytes transactionIndex;
}
struct Receipt {
bytes32 blockHash;
uint256 blockNumber;
address contractAddress;
uint256 cumulativeGasUsed;
uint256 effectiveGasPrice;
address from;
uint256 gasUsed;
ReceiptLog[] logs;
bytes logsBloom;
uint256 status;
address to;
bytes32 transactionHash;
uint256 transactionIndex;
}
// Data structures to parse the entire broadcast artifact, assuming the
// transactions conform to EIP1559.
struct EIP1559ScriptArtifact {
string[] libraries;
string path;
string[] pending;
Receipt[] receipts;
uint256 timestamp;
Tx1559[] transactions;
TxReturn[] txReturns;
}
struct RawEIP1559ScriptArtifact {
string[] libraries;
string path;
string[] pending;
RawReceipt[] receipts;
TxReturn[] txReturns;
uint256 timestamp;
RawTx1559[] transactions;
}
struct RawReceiptLog {
// json value = address
address logAddress;
bytes32 blockHash;
bytes blockNumber;
bytes data;
bytes logIndex;
bool removed;
bytes32[] topics;
bytes32 transactionHash;
bytes transactionIndex;
bytes transactionLogIndex;
}
struct ReceiptLog {
// json value = address
address logAddress;
bytes32 blockHash;
uint256 blockNumber;
bytes data;
uint256 logIndex;
bytes32[] topics;
uint256 transactionIndex;
uint256 transactionLogIndex;
bool removed;
}
struct TxReturn {
string internalType;
string value;
}
struct Account {
address addr;
uint256 key;
}
enum AddressType {
Payable,
NonPayable,
ZeroAddress,
Precompile,
ForgeAddress
}
// Checks that `addr` is not blacklisted by token contracts that have a blacklist.
function assumeNotBlacklisted(address token, address addr) internal view virtual {
// Nothing to check if `token` is not a contract.
uint256 tokenCodeSize;
assembly {
tokenCodeSize := extcodesize(token)
}
require(tokenCodeSize > 0, "StdCheats assumeNotBlacklisted(address,address): Token address is not a contract.");
bool success;
bytes memory returnData;
// 4-byte selector for `isBlacklisted(address)`, used by USDC.
(success, returnData) = token.staticcall(abi.encodeWithSelector(0xfe575a87, addr));
vm.assume(!success || abi.decode(returnData, (bool)) == false);
// 4-byte selector for `isBlackListed(address)`, used by USDT.
(success, returnData) = token.staticcall(abi.encodeWithSelector(0xe47d6060, addr));
vm.assume(!success || abi.decode(returnData, (bool)) == false);
}
// Checks that `addr` is not blacklisted by token contracts that have a blacklist.
// This is identical to `assumeNotBlacklisted(address,address)` but with a different name, for
// backwards compatibility, since this name was used in the original PR which already has
// a release. This function can be removed in a future release once we want a breaking change.
function assumeNoBlacklisted(address token, address addr) internal view virtual {
assumeNotBlacklisted(token, addr);
}
function assumeAddressIsNot(address addr, AddressType addressType) internal virtual {
if (addressType == AddressType.Payable) {
assumeNotPayable(addr);
} else if (addressType == AddressType.NonPayable) {
assumePayable(addr);
} else if (addressType == AddressType.ZeroAddress) {
assumeNotZeroAddress(addr);
} else if (addressType == AddressType.Precompile) {
assumeNotPrecompile(addr);
} else if (addressType == AddressType.ForgeAddress) {
assumeNotForgeAddress(addr);
}
}
function assumeAddressIsNot(address addr, AddressType addressType1, AddressType addressType2) internal virtual {
assumeAddressIsNot(addr, addressType1);
assumeAddressIsNot(addr, addressType2);
}
function assumeAddressIsNot(
address addr,
AddressType addressType1,
AddressType addressType2,
AddressType addressType3
) internal virtual {
assumeAddressIsNot(addr, addressType1);
assumeAddressIsNot(addr, addressType2);
assumeAddressIsNot(addr, addressType3);
}
function assumeAddressIsNot(
address addr,
AddressType addressType1,
AddressType addressType2,
AddressType addressType3,
AddressType addressType4
) internal virtual {
assumeAddressIsNot(addr, addressType1);
assumeAddressIsNot(addr, addressType2);
assumeAddressIsNot(addr, addressType3);
assumeAddressIsNot(addr, addressType4);
}
// This function checks whether an address, `addr`, is payable. It works by sending 1 wei to
// `addr` and checking the `success` return value.
// NOTE: This function may result in state changes depending on the fallback/receive logic
// implemented by `addr`, which should be taken into account when this function is used.
function _isPayable(address addr) private returns (bool) {
require(
addr.balance < UINT256_MAX,
"StdCheats _isPayable(address): Balance equals max uint256, so it cannot receive any more funds"
);
uint256 origBalanceTest = address(this).balance;
uint256 origBalanceAddr = address(addr).balance;
vm.deal(address(this), 1);
(bool success,) = payable(addr).call{value: 1}("");
// reset balances
vm.deal(address(this), origBalanceTest);
vm.deal(addr, origBalanceAddr);
return success;
}
// NOTE: This function may result in state changes depending on the fallback/receive logic
// implemented by `addr`, which should be taken into account when this function is used. See the
// `_isPayable` method for more information.
function assumePayable(address addr) internal virtual {
vm.assume(_isPayable(addr));
}
function assumeNotPayable(address addr) internal virtual {
vm.assume(!_isPayable(addr));
}
function assumeNotZeroAddress(address addr) internal pure virtual {
vm.assume(addr != address(0));
}
function assumeNotPrecompile(address addr) internal pure virtual {
assumeNotPrecompile(addr, _pureChainId());
}
function assumeNotPrecompile(address addr, uint256 chainId) internal pure virtual {
// Note: For some chains like Optimism these are technically predeploys (i.e. bytecode placed at a specific
// address), but the same rationale for excluding them applies so we include those too.
// These are reserved by Ethereum and may be on all EVM-compatible chains.
vm.assume(addr < address(0x1) || addr > address(0xff));
// forgefmt: disable-start
if (chainId == 10 || chainId == 420) {
// https://github.com/ethereum-optimism/optimism/blob/eaa371a0184b56b7ca6d9eb9cb0a2b78b2ccd864/op-bindings/predeploys/addresses.go#L6-L21
vm.assume(addr < address(0x4200000000000000000000000000000000000000) || addr > address(0x4200000000000000000000000000000000000800));
} else if (chainId == 42161 || chainId == 421613) {
// https://developer.arbitrum.io/useful-addresses#arbitrum-precompiles-l2-same-on-all-arb-chains
vm.assume(addr < address(0x0000000000000000000000000000000000000064) || addr > address(0x0000000000000000000000000000000000000068));
} else if (chainId == 43114 || chainId == 43113) {
// https://github.com/ava-labs/subnet-evm/blob/47c03fd007ecaa6de2c52ea081596e0a88401f58/precompile/params.go#L18-L59
vm.assume(addr < address(0x0100000000000000000000000000000000000000) || addr > address(0x01000000000000000000000000000000000000ff));
vm.assume(addr < address(0x0200000000000000000000000000000000000000) || addr > address(0x02000000000000000000000000000000000000FF));
vm.assume(addr < address(0x0300000000000000000000000000000000000000) || addr > address(0x03000000000000000000000000000000000000Ff));
}
// forgefmt: disable-end
}
function assumeNotForgeAddress(address addr) internal pure virtual {
// vm, console, and Create2Deployer addresses
vm.assume(
addr != address(vm) && addr != 0x000000000000000000636F6e736F6c652e6c6f67
&& addr != 0x4e59b44847b379578588920cA78FbF26c0B4956C
);
}
function assumeUnusedAddress(address addr) internal view virtual {
uint256 size;
assembly {
size := extcodesize(addr)
}
vm.assume(size == 0);
assumeNotPrecompile(addr);
assumeNotZeroAddress(addr);
assumeNotForgeAddress(addr);
}
function readEIP1559ScriptArtifact(string memory path)
internal
view
virtual
returns (EIP1559ScriptArtifact memory)
{
string memory data = vm.readFile(path);
bytes memory parsedData = vm.parseJson(data);
RawEIP1559ScriptArtifact memory rawArtifact = abi.decode(parsedData, (RawEIP1559ScriptArtifact));
EIP1559ScriptArtifact memory artifact;
artifact.libraries = rawArtifact.libraries;
artifact.path = rawArtifact.path;
artifact.timestamp = rawArtifact.timestamp;
artifact.pending = rawArtifact.pending;
artifact.txReturns = rawArtifact.txReturns;
artifact.receipts = rawToConvertedReceipts(rawArtifact.receipts);
artifact.transactions = rawToConvertedEIPTx1559s(rawArtifact.transactions);
return artifact;
}
function rawToConvertedEIPTx1559s(RawTx1559[] memory rawTxs) internal pure virtual returns (Tx1559[] memory) {
Tx1559[] memory txs = new Tx1559[](rawTxs.length);
for (uint256 i; i < rawTxs.length; i++) {
txs[i] = rawToConvertedEIPTx1559(rawTxs[i]);
}
return txs;
}
function rawToConvertedEIPTx1559(RawTx1559 memory rawTx) internal pure virtual returns (Tx1559 memory) {
Tx1559 memory transaction;
transaction.arguments = rawTx.arguments;
transaction.contractName = rawTx.contractName;
transaction.functionSig = rawTx.functionSig;
transaction.hash = rawTx.hash;
transaction.txDetail = rawToConvertedEIP1559Detail(rawTx.txDetail);
transaction.opcode = rawTx.opcode;
return transaction;
}
function rawToConvertedEIP1559Detail(RawTx1559Detail memory rawDetail)
internal
pure
virtual
returns (Tx1559Detail memory)
{
Tx1559Detail memory txDetail;
txDetail.data = rawDetail.data;
txDetail.from = rawDetail.from;
txDetail.to = rawDetail.to;
txDetail.nonce = _bytesToUint(rawDetail.nonce);
txDetail.txType = _bytesToUint(rawDetail.txType);
txDetail.value = _bytesToUint(rawDetail.value);
txDetail.gas = _bytesToUint(rawDetail.gas);
txDetail.accessList = rawDetail.accessList;
return txDetail;
}
function readTx1559s(string memory path) internal view virtual returns (Tx1559[] memory) {
string memory deployData = vm.readFile(path);
bytes memory parsedDeployData = vm.parseJson(deployData, ".transactions");
RawTx1559[] memory rawTxs = abi.decode(parsedDeployData, (RawTx1559[]));
return rawToConvertedEIPTx1559s(rawTxs);
}
function readTx1559(string memory path, uint256 index) internal view virtual returns (Tx1559 memory) {
string memory deployData = vm.readFile(path);
string memory key = string(abi.encodePacked(".transactions[", vm.toString(index), "]"));
bytes memory parsedDeployData = vm.parseJson(deployData, key);
RawTx1559 memory rawTx = abi.decode(parsedDeployData, (RawTx1559));
return rawToConvertedEIPTx1559(rawTx);
}
// Analogous to readTransactions, but for receipts.
function readReceipts(string memory path) internal view virtual returns (Receipt[] memory) {
string memory deployData = vm.readFile(path);
bytes memory parsedDeployData = vm.parseJson(deployData, ".receipts");
RawReceipt[] memory rawReceipts = abi.decode(parsedDeployData, (RawReceipt[]));
return rawToConvertedReceipts(rawReceipts);
}
function readReceipt(string memory path, uint256 index) internal view virtual returns (Receipt memory) {
string memory deployData = vm.readFile(path);
string memory key = string(abi.encodePacked(".receipts[", vm.toString(index), "]"));
bytes memory parsedDeployData = vm.parseJson(deployData, key);
RawReceipt memory rawReceipt = abi.decode(parsedDeployData, (RawReceipt));
return rawToConvertedReceipt(rawReceipt);
}
function rawToConvertedReceipts(RawReceipt[] memory rawReceipts) internal pure virtual returns (Receipt[] memory) {
Receipt[] memory receipts = new Receipt[](rawReceipts.length);
for (uint256 i; i < rawReceipts.length; i++) {
receipts[i] = rawToConvertedReceipt(rawReceipts[i]);
}
return receipts;
}
function rawToConvertedReceipt(RawReceipt memory rawReceipt) internal pure virtual returns (Receipt memory) {
Receipt memory receipt;
receipt.blockHash = rawReceipt.blockHash;
receipt.to = rawReceipt.to;
receipt.from = rawReceipt.from;
receipt.contractAddress = rawReceipt.contractAddress;
receipt.effectiveGasPrice = _bytesToUint(rawReceipt.effectiveGasPrice);
receipt.cumulativeGasUsed = _bytesToUint(rawReceipt.cumulativeGasUsed);
receipt.gasUsed = _bytesToUint(rawReceipt.gasUsed);
receipt.status = _bytesToUint(rawReceipt.status);
receipt.transactionIndex = _bytesToUint(rawReceipt.transactionIndex);
receipt.blockNumber = _bytesToUint(rawReceipt.blockNumber);
receipt.logs = rawToConvertedReceiptLogs(rawReceipt.logs);
receipt.logsBloom = rawReceipt.logsBloom;
receipt.transactionHash = rawReceipt.transactionHash;
return receipt;
}
function rawToConvertedReceiptLogs(RawReceiptLog[] memory rawLogs)
internal
pure
virtual
returns (ReceiptLog[] memory)
{
ReceiptLog[] memory logs = new ReceiptLog[](rawLogs.length);
for (uint256 i; i < rawLogs.length; i++) {
logs[i].logAddress = rawLogs[i].logAddress;
logs[i].blockHash = rawLogs[i].blockHash;
logs[i].blockNumber = _bytesToUint(rawLogs[i].blockNumber);
logs[i].data = rawLogs[i].data;
logs[i].logIndex = _bytesToUint(rawLogs[i].logIndex);
logs[i].topics = rawLogs[i].topics;
logs[i].transactionIndex = _bytesToUint(rawLogs[i].transactionIndex);
logs[i].transactionLogIndex = _bytesToUint(rawLogs[i].transactionLogIndex);
logs[i].removed = rawLogs[i].removed;
}
return logs;
}
// Deploy a contract by fetching the contract bytecode from
// the artifacts directory
// e.g. `deployCode(code, abi.encode(arg1,arg2,arg3))`
function deployCode(string memory what, bytes memory args) internal virtual returns (address addr) {
bytes memory bytecode = abi.encodePacked(vm.getCode(what), args);
/// @solidity memory-safe-assembly
assembly {
addr := create(0, add(bytecode, 0x20), mload(bytecode))
}
require(addr != address(0), "StdCheats deployCode(string,bytes): Deployment failed.");
}
function deployCode(string memory what) internal virtual returns (address addr) {
bytes memory bytecode = vm.getCode(what);
/// @solidity memory-safe-assembly
assembly {
addr := create(0, add(bytecode, 0x20), mload(bytecode))
}
require(addr != address(0), "StdCheats deployCode(string): Deployment failed.");
}
/// @dev deploy contract with value on construction
function deployCode(string memory what, bytes memory args, uint256 val) internal virtual returns (address addr) {
bytes memory bytecode = abi.encodePacked(vm.getCode(what), args);
/// @solidity memory-safe-assembly
assembly {
addr := create(val, add(bytecode, 0x20), mload(bytecode))
}
require(addr != address(0), "StdCheats deployCode(string,bytes,uint256): Deployment failed.");
}
function deployCode(string memory what, uint256 val) internal virtual returns (address addr) {
bytes memory bytecode = vm.getCode(what);
/// @solidity memory-safe-assembly
assembly {
addr := create(val, add(bytecode, 0x20), mload(bytecode))
}
require(addr != address(0), "StdCheats deployCode(string,uint256): Deployment failed.");
}
// creates a labeled address and the corresponding private key
function makeAddrAndKey(string memory name) internal virtual returns (address addr, uint256 privateKey) {
privateKey = uint256(keccak256(abi.encodePacked(name)));
addr = vm.addr(privateKey);
vm.label(addr, name);
}
// creates a labeled address
function makeAddr(string memory name) internal virtual returns (address addr) {
(addr,) = makeAddrAndKey(name);
}
// Destroys an account immediately, sending the balance to beneficiary.
// Destroying means: balance will be zero, code will be empty, and nonce will be 0
// This is similar to selfdestruct but not identical: selfdestruct destroys code and nonce
// only after tx ends, this will run immediately.
function destroyAccount(address who, address beneficiary) internal virtual {
uint256 currBalance = who.balance;
vm.etch(who, abi.encode());
vm.deal(who, 0);
vm.resetNonce(who);
uint256 beneficiaryBalance = beneficiary.balance;
vm.deal(beneficiary, currBalance + beneficiaryBalance);
}
// creates a struct containing both a labeled address and the corresponding private key
function makeAccount(string memory name) internal virtual returns (Account memory account) {
(account.addr, account.key) = makeAddrAndKey(name);
}
function deriveRememberKey(string memory mnemonic, uint32 index)
internal
virtual
returns (address who, uint256 privateKey)
{
privateKey = vm.deriveKey(mnemonic, index);
who = vm.rememberKey(privateKey);
}
function _bytesToUint(bytes memory b) private pure returns (uint256) {
require(b.length <= 32, "StdCheats _bytesToUint(bytes): Bytes length exceeds 32.");
return abi.decode(abi.encodePacked(new bytes(32 - b.length), b), (uint256));
}
function isFork() internal view virtual returns (bool status) {
try vm.activeFork() {
status = true;
} catch (bytes memory) {}
}
modifier skipWhenForking() {
if (!isFork()) {
_;
}
}
modifier skipWhenNotForking() {
if (isFork()) {
_;
}
}
modifier noGasMetering() {
vm.pauseGasMetering();
// To prevent turning gas monitoring back on with nested functions that use this modifier,
// we check if gasMetering started in the off position. If it did, we don't want to turn
// it back on until we exit the top level function that used the modifier
//
// i.e. funcA() noGasMetering { funcB() }, where funcB has noGasMetering as well.
// funcA will have `gasStartedOff` as false, funcB will have it as true,
// so we only turn metering back on at the end of the funcA
bool gasStartedOff = gasMeteringOff;
gasMeteringOff = true;
_;
// if gas metering was on when this modifier was called, turn it back on at the end
if (!gasStartedOff) {
gasMeteringOff = false;
vm.resumeGasMetering();
}
}
// We use this complex approach of `_viewChainId` and `_pureChainId` to ensure there are no
// compiler warnings when accessing chain ID in any solidity version supported by forge-std. We
// can't simply access the chain ID in a normal view or pure function because the solc View Pure
// Checker changed `chainid` from pure to view in 0.8.0.
function _viewChainId() private view returns (uint256 chainId) {
// Assembly required since `block.chainid` was introduced in 0.8.0.
assembly {
chainId := chainid()
}
address(this); // Silence warnings in older Solc versions.
}
function _pureChainId() private pure returns (uint256 chainId) {
function() internal view returns (uint256) fnIn = _viewChainId;
function() internal pure returns (uint256) pureChainId;
assembly {
pureChainId := fnIn
}
chainId = pureChainId();
}
}
// Wrappers around cheatcodes to avoid footguns
abstract contract StdCheats is StdCheatsSafe {
using stdStorage for StdStorage;
StdStorage private stdstore;
Vm private constant vm = Vm(address(uint160(uint256(keccak256("hevm cheat code")))));
address private constant CONSOLE2_ADDRESS = 0x000000000000000000636F6e736F6c652e6c6f67;
// Skip forward or rewind time by the specified number of seconds
function skip(uint256 time) internal virtual {
vm.warp(vm.getBlockTimestamp() + time);
}
function rewind(uint256 time) internal virtual {
vm.warp(vm.getBlockTimestamp() - time);
}
// Setup a prank from an address that has some ether
function hoax(address msgSender) internal virtual {
vm.deal(msgSender, 1 << 128);
vm.prank(msgSender);
}
function hoax(address msgSender, uint256 give) internal virtual {
vm.deal(msgSender, give);
vm.prank(msgSender);
}
function hoax(address msgSender, address origin) internal virtual {
vm.deal(msgSender, 1 << 128);
vm.prank(msgSender, origin);
}
function hoax(address msgSender, address origin, uint256 give) internal virtual {
vm.deal(msgSender, give);
vm.prank(msgSender, origin);
}
// Start perpetual prank from an address that has some ether
function startHoax(address msgSender) internal virtual {
vm.deal(msgSender, 1 << 128);
vm.startPrank(msgSender);
}
function startHoax(address msgSender, uint256 give) internal virtual {
vm.deal(msgSender, give);
vm.startPrank(msgSender);
}
// Start perpetual prank from an address that has some ether
// tx.origin is set to the origin parameter
function startHoax(address msgSender, address origin) internal virtual {
vm.deal(msgSender, 1 << 128);
vm.startPrank(msgSender, origin);
}
function startHoax(address msgSender, address origin, uint256 give) internal virtual {
vm.deal(msgSender, give);
vm.startPrank(msgSender, origin);
}
function changePrank(address msgSender) internal virtual {
console2_log_StdCheats("changePrank is deprecated. Please use vm.startPrank instead.");
vm.stopPrank();
vm.startPrank(msgSender);
}
function changePrank(address msgSender, address txOrigin) internal virtual {
vm.stopPrank();
vm.startPrank(msgSender, txOrigin);
}
// The same as Vm's `deal`
// Use the alternative signature for ERC20 tokens
function deal(address to, uint256 give) internal virtual {
vm.deal(to, give);
}
// Set the balance of an account for any ERC20 token
// Use the alternative signature to update `totalSupply`
function deal(address token, address to, uint256 give) internal virtual {
deal(token, to, give, false);
}
// Set the balance of an account for any ERC1155 token
// Use the alternative signature to update `totalSupply`
function dealERC1155(address token, address to, uint256 id, uint256 give) internal virtual {
dealERC1155(token, to, id, give, false);
}
function deal(address token, address to, uint256 give, bool adjust) internal virtual {
// get current balance
(, bytes memory balData) = token.staticcall(abi.encodeWithSelector(0x70a08231, to));
uint256 prevBal = abi.decode(balData, (uint256));
// update balance
stdstore.target(token).sig(0x70a08231).with_key(to).checked_write(give);
// update total supply
if (adjust) {
(, bytes memory totSupData) = token.staticcall(abi.encodeWithSelector(0x18160ddd));
uint256 totSup = abi.decode(totSupData, (uint256));
if (give < prevBal) {
totSup -= (prevBal - give);
} else {
totSup += (give - prevBal);
}
stdstore.target(token).sig(0x18160ddd).checked_write(totSup);
}
}
function dealERC1155(address token, address to, uint256 id, uint256 give, bool adjust) internal virtual {
// get current balance
(, bytes memory balData) = token.staticcall(abi.encodeWithSelector(0x00fdd58e, to, id));
uint256 prevBal = abi.decode(balData, (uint256));
// update balance
stdstore.target(token).sig(0x00fdd58e).with_key(to).with_key(id).checked_write(give);
// update total supply
if (adjust) {
(, bytes memory totSupData) = token.staticcall(abi.encodeWithSelector(0xbd85b039, id));
require(
totSupData.length != 0,
"StdCheats deal(address,address,uint,uint,bool): target contract is not ERC1155Supply."
);
uint256 totSup = abi.decode(totSupData, (uint256));
if (give < prevBal) {
totSup -= (prevBal - give);
} else {
totSup += (give - prevBal);
}
stdstore.target(token).sig(0xbd85b039).with_key(id).checked_write(totSup);
}
}
function dealERC721(address token, address to, uint256 id) internal virtual {
// check if token id is already minted and the actual owner.
(bool successMinted, bytes memory ownerData) = token.staticcall(abi.encodeWithSelector(0x6352211e, id));
require(successMinted, "StdCheats deal(address,address,uint,bool): id not minted.");
// get owner current balance
(, bytes memory fromBalData) =
token.staticcall(abi.encodeWithSelector(0x70a08231, abi.decode(ownerData, (address))));
uint256 fromPrevBal = abi.decode(fromBalData, (uint256));
// get new user current balance
(, bytes memory toBalData) = token.staticcall(abi.encodeWithSelector(0x70a08231, to));
uint256 toPrevBal = abi.decode(toBalData, (uint256));
// update balances
stdstore.target(token).sig(0x70a08231).with_key(abi.decode(ownerData, (address))).checked_write(--fromPrevBal);
stdstore.target(token).sig(0x70a08231).with_key(to).checked_write(++toPrevBal);
// update owner
stdstore.target(token).sig(0x6352211e).with_key(id).checked_write(to);
}
function deployCodeTo(string memory what, address where) internal virtual {
deployCodeTo(what, "", 0, where);
}
function deployCodeTo(string memory what, bytes memory args, address where) internal virtual {
deployCodeTo(what, args, 0, where);
}
function deployCodeTo(string memory what, bytes memory args, uint256 value, address where) internal virtual {
bytes memory creationCode = vm.getCode(what);
vm.etch(where, abi.encodePacked(creationCode, args));
(bool success, bytes memory runtimeBytecode) = where.call{value: value}("");
require(success, "StdCheats deployCodeTo(string,bytes,uint256,address): Failed to create runtime bytecode.");
vm.etch(where, runtimeBytecode);
}
// Used to prevent the compilation of console, which shortens the compilation time when console is not used elsewhere.
function console2_log_StdCheats(string memory p0) private view {
(bool status,) = address(CONSOLE2_ADDRESS).staticcall(abi.encodeWithSignature("log(string)", p0));
status;
}
}
StdConstants.sol 30 lines
// SPDX-License-Identifier: MIT
pragma solidity >=0.6.2 <0.9.0;
import {IMulticall3} from "./interfaces/IMulticall3.sol";
import {Vm} from "./Vm.sol";
library StdConstants {
/// @dev Cheat code address.
/// Calculated as `address(uint160(uint256(keccak256("hevm cheat code"))))`.
Vm internal constant VM = Vm(0x7109709ECfa91a80626fF3989D68f67F5b1DD12D);
/// @dev console.sol and console2.sol work by executing a staticcall to this address.
/// Calculated as `address(uint160(uint88(bytes11("console.log"))))`.
address internal constant CONSOLE = 0x000000000000000000636F6e736F6c652e6c6f67;
/// @dev Used when deploying with create2.
/// Taken from https://github.com/Arachnid/deterministic-deployment-proxy.
address internal constant CREATE2_FACTORY = 0x4e59b44847b379578588920cA78FbF26c0B4956C;
/// @dev The default address for tx.origin and msg.sender.
/// Calculated as `address(uint160(uint256(keccak256("foundry default caller"))))`.
address internal constant DEFAULT_SENDER = 0x1804c8AB1F12E6bbf3894d4083f33e07309d1f38;
/// @dev The address of the first contract `CREATE`d by a running test contract.
/// When running tests, each test contract is `CREATE`d by `DEFAULT_SENDER` with nonce 1.
/// Calculated as `VM.computeCreateAddress(VM.computeCreateAddress(DEFAULT_SENDER, 1), 1)`.
address internal constant DEFAULT_TEST_CONTRACT = 0x5615dEB798BB3E4dFa0139dFa1b3D433Cc23b72f;
/// @dev Deterministic deployment address of the Multicall3 contract.
/// Taken from https://www.multicall3.com.
IMulticall3 internal constant MULTICALL3_ADDRESS = IMulticall3(0xcA11bde05977b3631167028862bE2a173976CA11);
/// @dev The order of the secp256k1 curve.
uint256 internal constant SECP256K1_ORDER =
115792089237316195423570985008687907852837564279074904382605163141518161494337;
}
StdJson.sol 283 lines
// SPDX-License-Identifier: MIT
pragma solidity >=0.6.0 <0.9.0;
pragma experimental ABIEncoderV2;
import {VmSafe} from "./Vm.sol";
// Helpers for parsing and writing JSON files
// To parse:
// ```
// using stdJson for string;
// string memory json = vm.readFile("<some_path>");
// json.readUint("<json_path>");
// ```
// To write:
// ```
// using stdJson for string;
// string memory json = "json";
// json.serialize("a", uint256(123));
// string memory semiFinal = json.serialize("b", string("test"));
// string memory finalJson = json.serialize("c", semiFinal);
// finalJson.write("<some_path>");
// ```
library stdJson {
VmSafe private constant vm = VmSafe(address(uint160(uint256(keccak256("hevm cheat code")))));
function keyExists(string memory json, string memory key) internal view returns (bool) {
return vm.keyExistsJson(json, key);
}
function parseRaw(string memory json, string memory key) internal pure returns (bytes memory) {
return vm.parseJson(json, key);
}
function readUint(string memory json, string memory key) internal pure returns (uint256) {
return vm.parseJsonUint(json, key);
}
function readUintArray(string memory json, string memory key) internal pure returns (uint256[] memory) {
return vm.parseJsonUintArray(json, key);
}
function readInt(string memory json, string memory key) internal pure returns (int256) {
return vm.parseJsonInt(json, key);
}
function readIntArray(string memory json, string memory key) internal pure returns (int256[] memory) {
return vm.parseJsonIntArray(json, key);
}
function readBytes32(string memory json, string memory key) internal pure returns (bytes32) {
return vm.parseJsonBytes32(json, key);
}
function readBytes32Array(string memory json, string memory key) internal pure returns (bytes32[] memory) {
return vm.parseJsonBytes32Array(json, key);
}
function readString(string memory json, string memory key) internal pure returns (string memory) {
return vm.parseJsonString(json, key);
}
function readStringArray(string memory json, string memory key) internal pure returns (string[] memory) {
return vm.parseJsonStringArray(json, key);
}
function readAddress(string memory json, string memory key) internal pure returns (address) {
return vm.parseJsonAddress(json, key);
}
function readAddressArray(string memory json, string memory key) internal pure returns (address[] memory) {
return vm.parseJsonAddressArray(json, key);
}
function readBool(string memory json, string memory key) internal pure returns (bool) {
return vm.parseJsonBool(json, key);
}
function readBoolArray(string memory json, string memory key) internal pure returns (bool[] memory) {
return vm.parseJsonBoolArray(json, key);
}
function readBytes(string memory json, string memory key) internal pure returns (bytes memory) {
return vm.parseJsonBytes(json, key);
}
function readBytesArray(string memory json, string memory key) internal pure returns (bytes[] memory) {
return vm.parseJsonBytesArray(json, key);
}
function readUintOr(string memory json, string memory key, uint256 defaultValue) internal view returns (uint256) {
return keyExists(json, key) ? readUint(json, key) : defaultValue;
}
function readUintArrayOr(string memory json, string memory key, uint256[] memory defaultValue)
internal
view
returns (uint256[] memory)
{
return keyExists(json, key) ? readUintArray(json, key) : defaultValue;
}
function readIntOr(string memory json, string memory key, int256 defaultValue) internal view returns (int256) {
return keyExists(json, key) ? readInt(json, key) : defaultValue;
}
function readIntArrayOr(string memory json, string memory key, int256[] memory defaultValue)
internal
view
returns (int256[] memory)
{
return keyExists(json, key) ? readIntArray(json, key) : defaultValue;
}
function readBytes32Or(string memory json, string memory key, bytes32 defaultValue)
internal
view
returns (bytes32)
{
return keyExists(json, key) ? readBytes32(json, key) : defaultValue;
}
function readBytes32ArrayOr(string memory json, string memory key, bytes32[] memory defaultValue)
internal
view
returns (bytes32[] memory)
{
return keyExists(json, key) ? readBytes32Array(json, key) : defaultValue;
}
function readStringOr(string memory json, string memory key, string memory defaultValue)
internal
view
returns (string memory)
{
return keyExists(json, key) ? readString(json, key) : defaultValue;
}
function readStringArrayOr(string memory json, string memory key, string[] memory defaultValue)
internal
view
returns (string[] memory)
{
return keyExists(json, key) ? readStringArray(json, key) : defaultValue;
}
function readAddressOr(string memory json, string memory key, address defaultValue)
internal
view
returns (address)
{
return keyExists(json, key) ? readAddress(json, key) : defaultValue;
}
function readAddressArrayOr(string memory json, string memory key, address[] memory defaultValue)
internal
view
returns (address[] memory)
{
return keyExists(json, key) ? readAddressArray(json, key) : defaultValue;
}
function readBoolOr(string memory json, string memory key, bool defaultValue) internal view returns (bool) {
return keyExists(json, key) ? readBool(json, key) : defaultValue;
}
function readBoolArrayOr(string memory json, string memory key, bool[] memory defaultValue)
internal
view
returns (bool[] memory)
{
return keyExists(json, key) ? readBoolArray(json, key) : defaultValue;
}
function readBytesOr(string memory json, string memory key, bytes memory defaultValue)
internal
view
returns (bytes memory)
{
return keyExists(json, key) ? readBytes(json, key) : defaultValue;
}
function readBytesArrayOr(string memory json, string memory key, bytes[] memory defaultValue)
internal
view
returns (bytes[] memory)
{
return keyExists(json, key) ? readBytesArray(json, key) : defaultValue;
}
function serialize(string memory jsonKey, string memory rootObject) internal returns (string memory) {
return vm.serializeJson(jsonKey, rootObject);
}
function serialize(string memory jsonKey, string memory key, bool value) internal returns (string memory) {
return vm.serializeBool(jsonKey, key, value);
}
function serialize(string memory jsonKey, string memory key, bool[] memory value)
internal
returns (string memory)
{
return vm.serializeBool(jsonKey, key, value);
}
function serialize(string memory jsonKey, string memory key, uint256 value) internal returns (string memory) {
return vm.serializeUint(jsonKey, key, value);
}
function serialize(string memory jsonKey, string memory key, uint256[] memory value)
internal
returns (string memory)
{
return vm.serializeUint(jsonKey, key, value);
}
function serialize(string memory jsonKey, string memory key, int256 value) internal returns (string memory) {
return vm.serializeInt(jsonKey, key, value);
}
function serialize(string memory jsonKey, string memory key, int256[] memory value)
internal
returns (string memory)
{
return vm.serializeInt(jsonKey, key, value);
}
function serialize(string memory jsonKey, string memory key, address value) internal returns (string memory) {
return vm.serializeAddress(jsonKey, key, value);
}
function serialize(string memory jsonKey, string memory key, address[] memory value)
internal
returns (string memory)
{
return vm.serializeAddress(jsonKey, key, value);
}
function serialize(string memory jsonKey, string memory key, bytes32 value) internal returns (string memory) {
return vm.serializeBytes32(jsonKey, key, value);
}
function serialize(string memory jsonKey, string memory key, bytes32[] memory value)
internal
returns (string memory)
{
return vm.serializeBytes32(jsonKey, key, value);
}
function serialize(string memory jsonKey, string memory key, bytes memory value) internal returns (string memory) {
return vm.serializeBytes(jsonKey, key, value);
}
function serialize(string memory jsonKey, string memory key, bytes[] memory value)
internal
returns (string memory)
{
return vm.serializeBytes(jsonKey, key, value);
}
function serialize(string memory jsonKey, string memory key, string memory value)
internal
returns (string memory)
{
return vm.serializeString(jsonKey, key, value);
}
function serialize(string memory jsonKey, string memory key, string[] memory value)
internal
returns (string memory)
{
return vm.serializeString(jsonKey, key, value);
}
function write(string memory jsonKey, string memory path) internal {
vm.writeJson(jsonKey, path);
}
function write(string memory jsonKey, string memory path, string memory valueKey) internal {
vm.writeJson(jsonKey, path, valueKey);
}
}
StdMath.sol 43 lines
// SPDX-License-Identifier: MIT
pragma solidity >=0.6.2 <0.9.0;
library stdMath {
int256 private constant INT256_MIN = -57896044618658097711785492504343953926634992332820282019728792003956564819968;
function abs(int256 a) internal pure returns (uint256) {
// Required or it will fail when `a = type(int256).min`
if (a == INT256_MIN) {
return 57896044618658097711785492504343953926634992332820282019728792003956564819968;
}
return uint256(a > 0 ? a : -a);
}
function delta(uint256 a, uint256 b) internal pure returns (uint256) {
return a > b ? a - b : b - a;
}
function delta(int256 a, int256 b) internal pure returns (uint256) {
// a and b are of the same sign
// this works thanks to two's complement, the left-most bit is the sign bit
if ((a ^ b) > -1) {
return delta(abs(a), abs(b));
}
// a and b are of opposite signs
return abs(a) + abs(b);
}
function percentDelta(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 absDelta = delta(a, b);
return absDelta * 1e18 / b;
}
function percentDelta(int256 a, int256 b) internal pure returns (uint256) {
uint256 absDelta = delta(a, b);
uint256 absB = abs(b);
return absDelta * 1e18 / absB;
}
}
StdStorage.sol 473 lines
// SPDX-License-Identifier: MIT
pragma solidity >=0.6.2 <0.9.0;
import {Vm} from "./Vm.sol";
struct FindData {
uint256 slot;
uint256 offsetLeft;
uint256 offsetRight;
bool found;
}
struct StdStorage {
mapping(address => mapping(bytes4 => mapping(bytes32 => FindData))) finds;
bytes32[] _keys;
bytes4 _sig;
uint256 _depth;
address _target;
bytes32 _set;
bool _enable_packed_slots;
bytes _calldata;
}
library stdStorageSafe {
event SlotFound(address who, bytes4 fsig, bytes32 keysHash, uint256 slot);
event WARNING_UninitedSlot(address who, uint256 slot);
Vm private constant vm = Vm(address(uint160(uint256(keccak256("hevm cheat code")))));
uint256 constant UINT256_MAX = 115792089237316195423570985008687907853269984665640564039457584007913129639935;
function sigs(string memory sigStr) internal pure returns (bytes4) {
return bytes4(keccak256(bytes(sigStr)));
}
function getCallParams(StdStorage storage self) internal view returns (bytes memory) {
if (self._calldata.length == 0) {
return flatten(self._keys);
} else {
return self._calldata;
}
}
// Calls target contract with configured parameters
function callTarget(StdStorage storage self) internal view returns (bool, bytes32) {
bytes memory cald = abi.encodePacked(self._sig, getCallParams(self));
(bool success, bytes memory rdat) = self._target.staticcall(cald);
bytes32 result = bytesToBytes32(rdat, 32 * self._depth);
return (success, result);
}
// Tries mutating slot value to determine if the targeted value is stored in it.
// If current value is 0, then we are setting slot value to type(uint256).max
// Otherwise, we set it to 0. That way, return value should always be affected.
function checkSlotMutatesCall(StdStorage storage self, bytes32 slot) internal returns (bool) {
bytes32 prevSlotValue = vm.load(self._target, slot);
(bool success, bytes32 prevReturnValue) = callTarget(self);
bytes32 testVal = prevReturnValue == bytes32(0) ? bytes32(UINT256_MAX) : bytes32(0);
vm.store(self._target, slot, testVal);
(, bytes32 newReturnValue) = callTarget(self);
vm.store(self._target, slot, prevSlotValue);
return (success && (prevReturnValue != newReturnValue));
}
// Tries setting one of the bits in slot to 1 until return value changes.
// Index of resulted bit is an offset packed slot has from left/right side
function findOffset(StdStorage storage self, bytes32 slot, bool left) internal returns (bool, uint256) {
for (uint256 offset = 0; offset < 256; offset++) {
uint256 valueToPut = left ? (1 << (255 - offset)) : (1 << offset);
vm.store(self._target, slot, bytes32(valueToPut));
(bool success, bytes32 data) = callTarget(self);
if (success && (uint256(data) > 0)) {
return (true, offset);
}
}
return (false, 0);
}
function findOffsets(StdStorage storage self, bytes32 slot) internal returns (bool, uint256, uint256) {
bytes32 prevSlotValue = vm.load(self._target, slot);
(bool foundLeft, uint256 offsetLeft) = findOffset(self, slot, true);
(bool foundRight, uint256 offsetRight) = findOffset(self, slot, false);
// `findOffset` may mutate slot value, so we are setting it to initial value
vm.store(self._target, slot, prevSlotValue);
return (foundLeft && foundRight, offsetLeft, offsetRight);
}
function find(StdStorage storage self) internal returns (FindData storage) {
return find(self, true);
}
/// @notice find an arbitrary storage slot given a function sig, input data, address of the contract and a value to check against
// slot complexity:
// if flat, will be bytes32(uint256(uint));
// if map, will be keccak256(abi.encode(key, uint(slot)));
// if deep map, will be keccak256(abi.encode(key1, keccak256(abi.encode(key0, uint(slot)))));
// if map struct, will be bytes32(uint256(keccak256(abi.encode(key1, keccak256(abi.encode(key0, uint(slot)))))) + structFieldDepth);
function find(StdStorage storage self, bool _clear) internal returns (FindData storage) {
address who = self._target;
bytes4 fsig = self._sig;
uint256 field_depth = self._depth;
bytes memory params = getCallParams(self);
// calldata to test against
if (self.finds[who][fsig][keccak256(abi.encodePacked(params, field_depth))].found) {
if (_clear) {
clear(self);
}
return self.finds[who][fsig][keccak256(abi.encodePacked(params, field_depth))];
}
vm.record();
(, bytes32 callResult) = callTarget(self);
(bytes32[] memory reads,) = vm.accesses(address(who));
if (reads.length == 0) {
revert("stdStorage find(StdStorage): No storage use detected for target.");
} else {
for (uint256 i = reads.length; --i >= 0;) {
bytes32 prev = vm.load(who, reads[i]);
if (prev == bytes32(0)) {
emit WARNING_UninitedSlot(who, uint256(reads[i]));
}
if (!checkSlotMutatesCall(self, reads[i])) {
continue;
}
(uint256 offsetLeft, uint256 offsetRight) = (0, 0);
if (self._enable_packed_slots) {
bool found;
(found, offsetLeft, offsetRight) = findOffsets(self, reads[i]);
if (!found) {
continue;
}
}
// Check that value between found offsets is equal to the current call result
uint256 curVal = (uint256(prev) & getMaskByOffsets(offsetLeft, offsetRight)) >> offsetRight;
if (uint256(callResult) != curVal) {
continue;
}
emit SlotFound(who, fsig, keccak256(abi.encodePacked(params, field_depth)), uint256(reads[i]));
self.finds[who][fsig][keccak256(abi.encodePacked(params, field_depth))] =
FindData(uint256(reads[i]), offsetLeft, offsetRight, true);
break;
}
}
require(
self.finds[who][fsig][keccak256(abi.encodePacked(params, field_depth))].found,
"stdStorage find(StdStorage): Slot(s) not found."
);
if (_clear) {
clear(self);
}
return self.finds[who][fsig][keccak256(abi.encodePacked(params, field_depth))];
}
function target(StdStorage storage self, address _target) internal returns (StdStorage storage) {
self._target = _target;
return self;
}
function sig(StdStorage storage self, bytes4 _sig) internal returns (StdStorage storage) {
self._sig = _sig;
return self;
}
function sig(StdStorage storage self, string memory _sig) internal returns (StdStorage storage) {
self._sig = sigs(_sig);
return self;
}
function with_calldata(StdStorage storage self, bytes memory _calldata) internal returns (StdStorage storage) {
self._calldata = _calldata;
return self;
}
function with_key(StdStorage storage self, address who) internal returns (StdStorage storage) {
self._keys.push(bytes32(uint256(uint160(who))));
return self;
}
function with_key(StdStorage storage self, uint256 amt) internal returns (StdStorage storage) {
self._keys.push(bytes32(amt));
return self;
}
function with_key(StdStorage storage self, bytes32 key) internal returns (StdStorage storage) {
self._keys.push(key);
return self;
}
function enable_packed_slots(StdStorage storage self) internal returns (StdStorage storage) {
self._enable_packed_slots = true;
return self;
}
function depth(StdStorage storage self, uint256 _depth) internal returns (StdStorage storage) {
self._depth = _depth;
return self;
}
function read(StdStorage storage self) private returns (bytes memory) {
FindData storage data = find(self, false);
uint256 mask = getMaskByOffsets(data.offsetLeft, data.offsetRight);
uint256 value = (uint256(vm.load(self._target, bytes32(data.slot))) & mask) >> data.offsetRight;
clear(self);
return abi.encode(value);
}
function read_bytes32(StdStorage storage self) internal returns (bytes32) {
return abi.decode(read(self), (bytes32));
}
function read_bool(StdStorage storage self) internal returns (bool) {
int256 v = read_int(self);
if (v == 0) return false;
if (v == 1) return true;
revert("stdStorage read_bool(StdStorage): Cannot decode. Make sure you are reading a bool.");
}
function read_address(StdStorage storage self) internal returns (address) {
return abi.decode(read(self), (address));
}
function read_uint(StdStorage storage self) internal returns (uint256) {
return abi.decode(read(self), (uint256));
}
function read_int(StdStorage storage self) internal returns (int256) {
return abi.decode(read(self), (int256));
}
function parent(StdStorage storage self) internal returns (uint256, bytes32) {
address who = self._target;
uint256 field_depth = self._depth;
vm.startMappingRecording();
uint256 child = find(self, true).slot - field_depth;
(bool found, bytes32 key, bytes32 parent_slot) = vm.getMappingKeyAndParentOf(who, bytes32(child));
if (!found) {
revert(
"stdStorage read_bool(StdStorage): Cannot find parent. Make sure you give a slot and startMappingRecording() has been called."
);
}
return (uint256(parent_slot), key);
}
function root(StdStorage storage self) internal returns (uint256) {
address who = self._target;
uint256 field_depth = self._depth;
vm.startMappingRecording();
uint256 child = find(self, true).slot - field_depth;
bool found;
bytes32 root_slot;
bytes32 parent_slot;
(found,, parent_slot) = vm.getMappingKeyAndParentOf(who, bytes32(child));
if (!found) {
revert(
"stdStorage read_bool(StdStorage): Cannot find parent. Make sure you give a slot and startMappingRecording() has been called."
);
}
while (found) {
root_slot = parent_slot;
(found,, parent_slot) = vm.getMappingKeyAndParentOf(who, bytes32(root_slot));
}
return uint256(root_slot);
}
function bytesToBytes32(bytes memory b, uint256 offset) private pure returns (bytes32) {
bytes32 out;
uint256 max = b.length > 32 ? 32 : b.length;
for (uint256 i = 0; i < max; i++) {
out |= bytes32(b[offset + i] & 0xFF) >> (i * 8);
}
return out;
}
function flatten(bytes32[] memory b) private pure returns (bytes memory) {
bytes memory result = new bytes(b.length * 32);
for (uint256 i = 0; i < b.length; i++) {
bytes32 k = b[i];
/// @solidity memory-safe-assembly
assembly {
mstore(add(result, add(32, mul(32, i))), k)
}
}
return result;
}
function clear(StdStorage storage self) internal {
delete self._target;
delete self._sig;
delete self._keys;
delete self._depth;
delete self._enable_packed_slots;
delete self._calldata;
}
// Returns mask which contains non-zero bits for values between `offsetLeft` and `offsetRight`
// (slotValue & mask) >> offsetRight will be the value of the given packed variable
function getMaskByOffsets(uint256 offsetLeft, uint256 offsetRight) internal pure returns (uint256 mask) {
// mask = ((1 << (256 - (offsetRight + offsetLeft))) - 1) << offsetRight;
// using assembly because (1 << 256) causes overflow
assembly {
mask := shl(offsetRight, sub(shl(sub(256, add(offsetRight, offsetLeft)), 1), 1))
}
}
// Returns slot value with updated packed variable.
function getUpdatedSlotValue(bytes32 curValue, uint256 varValue, uint256 offsetLeft, uint256 offsetRight)
internal
pure
returns (bytes32 newValue)
{
return bytes32((uint256(curValue) & ~getMaskByOffsets(offsetLeft, offsetRight)) | (varValue << offsetRight));
}
}
library stdStorage {
Vm private constant vm = Vm(address(uint160(uint256(keccak256("hevm cheat code")))));
function sigs(string memory sigStr) internal pure returns (bytes4) {
return stdStorageSafe.sigs(sigStr);
}
function find(StdStorage storage self) internal returns (uint256) {
return find(self, true);
}
function find(StdStorage storage self, bool _clear) internal returns (uint256) {
return stdStorageSafe.find(self, _clear).slot;
}
function target(StdStorage storage self, address _target) internal returns (StdStorage storage) {
return stdStorageSafe.target(self, _target);
}
function sig(StdStorage storage self, bytes4 _sig) internal returns (StdStorage storage) {
return stdStorageSafe.sig(self, _sig);
}
function sig(StdStorage storage self, string memory _sig) internal returns (StdStorage storage) {
return stdStorageSafe.sig(self, _sig);
}
function with_key(StdStorage storage self, address who) internal returns (StdStorage storage) {
return stdStorageSafe.with_key(self, who);
}
function with_key(StdStorage storage self, uint256 amt) internal returns (StdStorage storage) {
return stdStorageSafe.with_key(self, amt);
}
function with_key(StdStorage storage self, bytes32 key) internal returns (StdStorage storage) {
return stdStorageSafe.with_key(self, key);
}
function with_calldata(StdStorage storage self, bytes memory _calldata) internal returns (StdStorage storage) {
return stdStorageSafe.with_calldata(self, _calldata);
}
function enable_packed_slots(StdStorage storage self) internal returns (StdStorage storage) {
return stdStorageSafe.enable_packed_slots(self);
}
function depth(StdStorage storage self, uint256 _depth) internal returns (StdStorage storage) {
return stdStorageSafe.depth(self, _depth);
}
function clear(StdStorage storage self) internal {
stdStorageSafe.clear(self);
}
function checked_write(StdStorage storage self, address who) internal {
checked_write(self, bytes32(uint256(uint160(who))));
}
function checked_write(StdStorage storage self, uint256 amt) internal {
checked_write(self, bytes32(amt));
}
function checked_write_int(StdStorage storage self, int256 val) internal {
checked_write(self, bytes32(uint256(val)));
}
function checked_write(StdStorage storage self, bool write) internal {
bytes32 t;
/// @solidity memory-safe-assembly
assembly {
t := write
}
checked_write(self, t);
}
function checked_write(StdStorage storage self, bytes32 set) internal {
address who = self._target;
bytes4 fsig = self._sig;
uint256 field_depth = self._depth;
bytes memory params = stdStorageSafe.getCallParams(self);
if (!self.finds[who][fsig][keccak256(abi.encodePacked(params, field_depth))].found) {
find(self, false);
}
FindData storage data = self.finds[who][fsig][keccak256(abi.encodePacked(params, field_depth))];
if ((data.offsetLeft + data.offsetRight) > 0) {
uint256 maxVal = 2 ** (256 - (data.offsetLeft + data.offsetRight));
require(
uint256(set) < maxVal,
string(
abi.encodePacked(
"stdStorage find(StdStorage): Packed slot. We can't fit value greater than ",
vm.toString(maxVal)
)
)
);
}
bytes32 curVal = vm.load(who, bytes32(data.slot));
bytes32 valToSet = stdStorageSafe.getUpdatedSlotValue(curVal, uint256(set), data.offsetLeft, data.offsetRight);
vm.store(who, bytes32(data.slot), valToSet);
(bool success, bytes32 callResult) = stdStorageSafe.callTarget(self);
if (!success || callResult != set) {
vm.store(who, bytes32(data.slot), curVal);
revert("stdStorage find(StdStorage): Failed to write value.");
}
clear(self);
}
function read_bytes32(StdStorage storage self) internal returns (bytes32) {
return stdStorageSafe.read_bytes32(self);
}
function read_bool(StdStorage storage self) internal returns (bool) {
return stdStorageSafe.read_bool(self);
}
function read_address(StdStorage storage self) internal returns (address) {
return stdStorageSafe.read_address(self);
}
function read_uint(StdStorage storage self) internal returns (uint256) {
return stdStorageSafe.read_uint(self);
}
function read_int(StdStorage storage self) internal returns (int256) {
return stdStorageSafe.read_int(self);
}
function parent(StdStorage storage self) internal returns (uint256, bytes32) {
return stdStorageSafe.parent(self);
}
function root(StdStorage storage self) internal returns (uint256) {
return stdStorageSafe.root(self);
}
}
StdStyle.sol 333 lines
// SPDX-License-Identifier: MIT
pragma solidity >=0.4.22 <0.9.0;
import {VmSafe} from "./Vm.sol";
library StdStyle {
VmSafe private constant vm = VmSafe(address(uint160(uint256(keccak256("hevm cheat code")))));
string constant RED = "\u001b[91m";
string constant GREEN = "\u001b[92m";
string constant YELLOW = "\u001b[93m";
string constant BLUE = "\u001b[94m";
string constant MAGENTA = "\u001b[95m";
string constant CYAN = "\u001b[96m";
string constant BOLD = "\u001b[1m";
string constant DIM = "\u001b[2m";
string constant ITALIC = "\u001b[3m";
string constant UNDERLINE = "\u001b[4m";
string constant INVERSE = "\u001b[7m";
string constant RESET = "\u001b[0m";
function styleConcat(string memory style, string memory self) private pure returns (string memory) {
return string(abi.encodePacked(style, self, RESET));
}
function red(string memory self) internal pure returns (string memory) {
return styleConcat(RED, self);
}
function red(uint256 self) internal pure returns (string memory) {
return red(vm.toString(self));
}
function red(int256 self) internal pure returns (string memory) {
return red(vm.toString(self));
}
function red(address self) internal pure returns (string memory) {
return red(vm.toString(self));
}
function red(bool self) internal pure returns (string memory) {
return red(vm.toString(self));
}
function redBytes(bytes memory self) internal pure returns (string memory) {
return red(vm.toString(self));
}
function redBytes32(bytes32 self) internal pure returns (string memory) {
return red(vm.toString(self));
}
function green(string memory self) internal pure returns (string memory) {
return styleConcat(GREEN, self);
}
function green(uint256 self) internal pure returns (string memory) {
return green(vm.toString(self));
}
function green(int256 self) internal pure returns (string memory) {
return green(vm.toString(self));
}
function green(address self) internal pure returns (string memory) {
return green(vm.toString(self));
}
function green(bool self) internal pure returns (string memory) {
return green(vm.toString(self));
}
function greenBytes(bytes memory self) internal pure returns (string memory) {
return green(vm.toString(self));
}
function greenBytes32(bytes32 self) internal pure returns (string memory) {
return green(vm.toString(self));
}
function yellow(string memory self) internal pure returns (string memory) {
return styleConcat(YELLOW, self);
}
function yellow(uint256 self) internal pure returns (string memory) {
return yellow(vm.toString(self));
}
function yellow(int256 self) internal pure returns (string memory) {
return yellow(vm.toString(self));
}
function yellow(address self) internal pure returns (string memory) {
return yellow(vm.toString(self));
}
function yellow(bool self) internal pure returns (string memory) {
return yellow(vm.toString(self));
}
function yellowBytes(bytes memory self) internal pure returns (string memory) {
return yellow(vm.toString(self));
}
function yellowBytes32(bytes32 self) internal pure returns (string memory) {
return yellow(vm.toString(self));
}
function blue(string memory self) internal pure returns (string memory) {
return styleConcat(BLUE, self);
}
function blue(uint256 self) internal pure returns (string memory) {
return blue(vm.toString(self));
}
function blue(int256 self) internal pure returns (string memory) {
return blue(vm.toString(self));
}
function blue(address self) internal pure returns (string memory) {
return blue(vm.toString(self));
}
function blue(bool self) internal pure returns (string memory) {
return blue(vm.toString(self));
}
function blueBytes(bytes memory self) internal pure returns (string memory) {
return blue(vm.toString(self));
}
function blueBytes32(bytes32 self) internal pure returns (string memory) {
return blue(vm.toString(self));
}
function magenta(string memory self) internal pure returns (string memory) {
return styleConcat(MAGENTA, self);
}
function magenta(uint256 self) internal pure returns (string memory) {
return magenta(vm.toString(self));
}
function magenta(int256 self) internal pure returns (string memory) {
return magenta(vm.toString(self));
}
function magenta(address self) internal pure returns (string memory) {
return magenta(vm.toString(self));
}
function magenta(bool self) internal pure returns (string memory) {
return magenta(vm.toString(self));
}
function magentaBytes(bytes memory self) internal pure returns (string memory) {
return magenta(vm.toString(self));
}
function magentaBytes32(bytes32 self) internal pure returns (string memory) {
return magenta(vm.toString(self));
}
function cyan(string memory self) internal pure returns (string memory) {
return styleConcat(CYAN, self);
}
function cyan(uint256 self) internal pure returns (string memory) {
return cyan(vm.toString(self));
}
function cyan(int256 self) internal pure returns (string memory) {
return cyan(vm.toString(self));
}
function cyan(address self) internal pure returns (string memory) {
return cyan(vm.toString(self));
}
function cyan(bool self) internal pure returns (string memory) {
return cyan(vm.toString(self));
}
function cyanBytes(bytes memory self) internal pure returns (string memory) {
return cyan(vm.toString(self));
}
function cyanBytes32(bytes32 self) internal pure returns (string memory) {
return cyan(vm.toString(self));
}
function bold(string memory self) internal pure returns (string memory) {
return styleConcat(BOLD, self);
}
function bold(uint256 self) internal pure returns (string memory) {
return bold(vm.toString(self));
}
function bold(int256 self) internal pure returns (string memory) {
return bold(vm.toString(self));
}
function bold(address self) internal pure returns (string memory) {
return bold(vm.toString(self));
}
function bold(bool self) internal pure returns (string memory) {
return bold(vm.toString(self));
}
function boldBytes(bytes memory self) internal pure returns (string memory) {
return bold(vm.toString(self));
}
function boldBytes32(bytes32 self) internal pure returns (string memory) {
return bold(vm.toString(self));
}
function dim(string memory self) internal pure returns (string memory) {
return styleConcat(DIM, self);
}
function dim(uint256 self) internal pure returns (string memory) {
return dim(vm.toString(self));
}
function dim(int256 self) internal pure returns (string memory) {
return dim(vm.toString(self));
}
function dim(address self) internal pure returns (string memory) {
return dim(vm.toString(self));
}
function dim(bool self) internal pure returns (string memory) {
return dim(vm.toString(self));
}
function dimBytes(bytes memory self) internal pure returns (string memory) {
return dim(vm.toString(self));
}
function dimBytes32(bytes32 self) internal pure returns (string memory) {
return dim(vm.toString(self));
}
function italic(string memory self) internal pure returns (string memory) {
return styleConcat(ITALIC, self);
}
function italic(uint256 self) internal pure returns (string memory) {
return italic(vm.toString(self));
}
function italic(int256 self) internal pure returns (string memory) {
return italic(vm.toString(self));
}
function italic(address self) internal pure returns (string memory) {
return italic(vm.toString(self));
}
function italic(bool self) internal pure returns (string memory) {
return italic(vm.toString(self));
}
function italicBytes(bytes memory self) internal pure returns (string memory) {
return italic(vm.toString(self));
}
function italicBytes32(bytes32 self) internal pure returns (string memory) {
return italic(vm.toString(self));
}
function underline(string memory self) internal pure returns (string memory) {
return styleConcat(UNDERLINE, self);
}
function underline(uint256 self) internal pure returns (string memory) {
return underline(vm.toString(self));
}
function underline(int256 self) internal pure returns (string memory) {
return underline(vm.toString(self));
}
function underline(address self) internal pure returns (string memory) {
return underline(vm.toString(self));
}
function underline(bool self) internal pure returns (string memory) {
return underline(vm.toString(self));
}
function underlineBytes(bytes memory self) internal pure returns (string memory) {
return underline(vm.toString(self));
}
function underlineBytes32(bytes32 self) internal pure returns (string memory) {
return underline(vm.toString(self));
}
function inverse(string memory self) internal pure returns (string memory) {
return styleConcat(INVERSE, self);
}
function inverse(uint256 self) internal pure returns (string memory) {
return inverse(vm.toString(self));
}
function inverse(int256 self) internal pure returns (string memory) {
return inverse(vm.toString(self));
}
function inverse(address self) internal pure returns (string memory) {
return inverse(vm.toString(self));
}
function inverse(bool self) internal pure returns (string memory) {
return inverse(vm.toString(self));
}
function inverseBytes(bytes memory self) internal pure returns (string memory) {
return inverse(vm.toString(self));
}
function inverseBytes32(bytes32 self) internal pure returns (string memory) {
return inverse(vm.toString(self));
}
}
StdUtils.sol 209 lines
// SPDX-License-Identifier: MIT
pragma solidity >=0.6.2 <0.9.0;
pragma experimental ABIEncoderV2;
import {IMulticall3} from "./interfaces/IMulticall3.sol";
import {VmSafe} from "./Vm.sol";
abstract contract StdUtils {
/*//////////////////////////////////////////////////////////////////////////
CONSTANTS
//////////////////////////////////////////////////////////////////////////*/
IMulticall3 private constant multicall = IMulticall3(0xcA11bde05977b3631167028862bE2a173976CA11);
VmSafe private constant vm = VmSafe(address(uint160(uint256(keccak256("hevm cheat code")))));
address private constant CONSOLE2_ADDRESS = 0x000000000000000000636F6e736F6c652e6c6f67;
uint256 private constant INT256_MIN_ABS =
57896044618658097711785492504343953926634992332820282019728792003956564819968;
uint256 private constant SECP256K1_ORDER =
115792089237316195423570985008687907852837564279074904382605163141518161494337;
uint256 private constant UINT256_MAX =
115792089237316195423570985008687907853269984665640564039457584007913129639935;
// Used by default when deploying with create2, https://github.com/Arachnid/deterministic-deployment-proxy.
address private constant CREATE2_FACTORY = 0x4e59b44847b379578588920cA78FbF26c0B4956C;
/*//////////////////////////////////////////////////////////////////////////
INTERNAL FUNCTIONS
//////////////////////////////////////////////////////////////////////////*/
function _bound(uint256 x, uint256 min, uint256 max) internal pure virtual returns (uint256 result) {
require(min <= max, "StdUtils bound(uint256,uint256,uint256): Max is less than min.");
// If x is between min and max, return x directly. This is to ensure that dictionary values
// do not get shifted if the min is nonzero. More info: https://github.com/foundry-rs/forge-std/issues/188
if (x >= min && x <= max) return x;
uint256 size = max - min + 1;
// If the value is 0, 1, 2, 3, wrap that to min, min+1, min+2, min+3. Similarly for the UINT256_MAX side.
// This helps ensure coverage of the min/max values.
if (x <= 3 && size > x) return min + x;
if (x >= UINT256_MAX - 3 && size > UINT256_MAX - x) return max - (UINT256_MAX - x);
// Otherwise, wrap x into the range [min, max], i.e. the range is inclusive.
if (x > max) {
uint256 diff = x - max;
uint256 rem = diff % size;
if (rem == 0) return max;
result = min + rem - 1;
} else if (x < min) {
uint256 diff = min - x;
uint256 rem = diff % size;
if (rem == 0) return min;
result = max - rem + 1;
}
}
function bound(uint256 x, uint256 min, uint256 max) internal pure virtual returns (uint256 result) {
result = _bound(x, min, max);
console2_log_StdUtils("Bound result", result);
}
function _bound(int256 x, int256 min, int256 max) internal pure virtual returns (int256 result) {
require(min <= max, "StdUtils bound(int256,int256,int256): Max is less than min.");
// Shifting all int256 values to uint256 to use _bound function. The range of two types are:
// int256 : -(2**255) ~ (2**255 - 1)
// uint256: 0 ~ (2**256 - 1)
// So, add 2**255, INT256_MIN_ABS to the integer values.
//
// If the given integer value is -2**255, we cannot use `-uint256(-x)` because of the overflow.
// So, use `~uint256(x) + 1` instead.
uint256 _x = x < 0 ? (INT256_MIN_ABS - ~uint256(x) - 1) : (uint256(x) + INT256_MIN_ABS);
uint256 _min = min < 0 ? (INT256_MIN_ABS - ~uint256(min) - 1) : (uint256(min) + INT256_MIN_ABS);
uint256 _max = max < 0 ? (INT256_MIN_ABS - ~uint256(max) - 1) : (uint256(max) + INT256_MIN_ABS);
uint256 y = _bound(_x, _min, _max);
// To move it back to int256 value, subtract INT256_MIN_ABS at here.
result = y < INT256_MIN_ABS ? int256(~(INT256_MIN_ABS - y) + 1) : int256(y - INT256_MIN_ABS);
}
function bound(int256 x, int256 min, int256 max) internal pure virtual returns (int256 result) {
result = _bound(x, min, max);
console2_log_StdUtils("Bound result", vm.toString(result));
}
function boundPrivateKey(uint256 privateKey) internal pure virtual returns (uint256 result) {
result = _bound(privateKey, 1, SECP256K1_ORDER - 1);
}
function bytesToUint(bytes memory b) internal pure virtual returns (uint256) {
require(b.length <= 32, "StdUtils bytesToUint(bytes): Bytes length exceeds 32.");
return abi.decode(abi.encodePacked(new bytes(32 - b.length), b), (uint256));
}
/// @dev Compute the address a contract will be deployed at for a given deployer address and nonce
/// @notice adapted from Solmate implementation (https://github.com/Rari-Capital/solmate/blob/main/src/utils/LibRLP.sol)
function computeCreateAddress(address deployer, uint256 nonce) internal pure virtual returns (address) {
console2_log_StdUtils("computeCreateAddress is deprecated. Please use vm.computeCreateAddress instead.");
return vm.computeCreateAddress(deployer, nonce);
}
function computeCreate2Address(bytes32 salt, bytes32 initcodeHash, address deployer)
internal
pure
virtual
returns (address)
{
console2_log_StdUtils("computeCreate2Address is deprecated. Please use vm.computeCreate2Address instead.");
return vm.computeCreate2Address(salt, initcodeHash, deployer);
}
/// @dev returns the address of a contract created with CREATE2 using the default CREATE2 deployer
function computeCreate2Address(bytes32 salt, bytes32 initCodeHash) internal pure returns (address) {
console2_log_StdUtils("computeCreate2Address is deprecated. Please use vm.computeCreate2Address instead.");
return vm.computeCreate2Address(salt, initCodeHash);
}
/// @dev returns the hash of the init code (creation code + no args) used in CREATE2 with no constructor arguments
/// @param creationCode the creation code of a contract C, as returned by type(C).creationCode
function hashInitCode(bytes memory creationCode) internal pure returns (bytes32) {
return hashInitCode(creationCode, "");
}
/// @dev returns the hash of the init code (creation code + ABI-encoded args) used in CREATE2
/// @param creationCode the creation code of a contract C, as returned by type(C).creationCode
/// @param args the ABI-encoded arguments to the constructor of C
function hashInitCode(bytes memory creationCode, bytes memory args) internal pure returns (bytes32) {
return keccak256(abi.encodePacked(creationCode, args));
}
// Performs a single call with Multicall3 to query the ERC-20 token balances of the given addresses.
function getTokenBalances(address token, address[] memory addresses)
internal
virtual
returns (uint256[] memory balances)
{
uint256 tokenCodeSize;
assembly {
tokenCodeSize := extcodesize(token)
}
require(tokenCodeSize > 0, "StdUtils getTokenBalances(address,address[]): Token address is not a contract.");
// ABI encode the aggregate call to Multicall3.
uint256 length = addresses.length;
IMulticall3.Call[] memory calls = new IMulticall3.Call[](length);
for (uint256 i = 0; i < length; ++i) {
// 0x70a08231 = bytes4("balanceOf(address)"))
calls[i] = IMulticall3.Call({target: token, callData: abi.encodeWithSelector(0x70a08231, (addresses[i]))});
}
// Make the aggregate call.
(, bytes[] memory returnData) = multicall.aggregate(calls);
// ABI decode the return data and return the balances.
balances = new uint256[](length);
for (uint256 i = 0; i < length; ++i) {
balances[i] = abi.decode(returnData[i], (uint256));
}
}
/*//////////////////////////////////////////////////////////////////////////
PRIVATE FUNCTIONS
//////////////////////////////////////////////////////////////////////////*/
function addressFromLast20Bytes(bytes32 bytesValue) private pure returns (address) {
return address(uint160(uint256(bytesValue)));
}
// This section is used to prevent the compilation of console, which shortens the compilation time when console is
// not used elsewhere. We also trick the compiler into letting us make the console log methods as `pure` to avoid
// any breaking changes to function signatures.
function _castLogPayloadViewToPure(function(bytes memory) internal view fnIn)
internal
pure
returns (function(bytes memory) internal pure fnOut)
{
assembly {
fnOut := fnIn
}
}
function _sendLogPayload(bytes memory payload) internal pure {
_castLogPayloadViewToPure(_sendLogPayloadView)(payload);
}
function _sendLogPayloadView(bytes memory payload) private view {
uint256 payloadLength = payload.length;
address consoleAddress = CONSOLE2_ADDRESS;
/// @solidity memory-safe-assembly
assembly {
let payloadStart := add(payload, 32)
let r := staticcall(gas(), consoleAddress, payloadStart, payloadLength, 0, 0)
}
}
function console2_log_StdUtils(string memory p0) private pure {
_sendLogPayload(abi.encodeWithSignature("log(string)", p0));
}
function console2_log_StdUtils(string memory p0, uint256 p1) private pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256)", p0, p1));
}
function console2_log_StdUtils(string memory p0, string memory p1) private pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string)", p0, p1));
}
}
Vm.sol 2397 lines
// Automatically @generated by scripts/vm.py. Do not modify manually.
// SPDX-License-Identifier: MIT OR Apache-2.0
pragma solidity >=0.6.2 <0.9.0;
pragma experimental ABIEncoderV2;
/// The `VmSafe` interface does not allow manipulation of the EVM state or other actions that may
/// result in Script simulations differing from on-chain execution. It is recommended to only use
/// these cheats in scripts.
interface VmSafe {
/// A modification applied to either `msg.sender` or `tx.origin`. Returned by `readCallers`.
enum CallerMode {
// No caller modification is currently active.
None,
// A one time broadcast triggered by a `vm.broadcast()` call is currently active.
Broadcast,
// A recurrent broadcast triggered by a `vm.startBroadcast()` call is currently active.
RecurrentBroadcast,
// A one time prank triggered by a `vm.prank()` call is currently active.
Prank,
// A recurrent prank triggered by a `vm.startPrank()` call is currently active.
RecurrentPrank
}
/// The kind of account access that occurred.
enum AccountAccessKind {
// The account was called.
Call,
// The account was called via delegatecall.
DelegateCall,
// The account was called via callcode.
CallCode,
// The account was called via staticcall.
StaticCall,
// The account was created.
Create,
// The account was selfdestructed.
SelfDestruct,
// Synthetic access indicating the current context has resumed after a previous sub-context (AccountAccess).
Resume,
// The account's balance was read.
Balance,
// The account's codesize was read.
Extcodesize,
// The account's codehash was read.
Extcodehash,
// The account's code was copied.
Extcodecopy
}
/// Forge execution contexts.
enum ForgeContext {
// Test group execution context (test, coverage or snapshot).
TestGroup,
// `forge test` execution context.
Test,
// `forge coverage` execution context.
Coverage,
// `forge snapshot` execution context.
Snapshot,
// Script group execution context (dry run, broadcast or resume).
ScriptGroup,
// `forge script` execution context.
ScriptDryRun,
// `forge script --broadcast` execution context.
ScriptBroadcast,
// `forge script --resume` execution context.
ScriptResume,
// Unknown `forge` execution context.
Unknown
}
/// The transaction type (`txType`) of the broadcast.
enum BroadcastTxType {
// Represents a CALL broadcast tx.
Call,
// Represents a CREATE broadcast tx.
Create,
// Represents a CREATE2 broadcast tx.
Create2
}
/// An Ethereum log. Returned by `getRecordedLogs`.
struct Log {
// The topics of the log, including the signature, if any.
bytes32[] topics;
// The raw data of the log.
bytes data;
// The address of the log's emitter.
address emitter;
}
/// An RPC URL and its alias. Returned by `rpcUrlStructs`.
struct Rpc {
// The alias of the RPC URL.
string key;
// The RPC URL.
string url;
}
/// An RPC log object. Returned by `eth_getLogs`.
struct EthGetLogs {
// The address of the log's emitter.
address emitter;
// The topics of the log, including the signature, if any.
bytes32[] topics;
// The raw data of the log.
bytes data;
// The block hash.
bytes32 blockHash;
// The block number.
uint64 blockNumber;
// The transaction hash.
bytes32 transactionHash;
// The transaction index in the block.
uint64 transactionIndex;
// The log index.
uint256 logIndex;
// Whether the log was removed.
bool removed;
}
/// A single entry in a directory listing. Returned by `readDir`.
struct DirEntry {
// The error message, if any.
string errorMessage;
// The path of the entry.
string path;
// The depth of the entry.
uint64 depth;
// Whether the entry is a directory.
bool isDir;
// Whether the entry is a symlink.
bool isSymlink;
}
/// Metadata information about a file.
/// This structure is returned from the `fsMetadata` function and represents known
/// metadata about a file such as its permissions, size, modification
/// times, etc.
struct FsMetadata {
// True if this metadata is for a directory.
bool isDir;
// True if this metadata is for a symlink.
bool isSymlink;
// The size of the file, in bytes, this metadata is for.
uint256 length;
// True if this metadata is for a readonly (unwritable) file.
bool readOnly;
// The last modification time listed in this metadata.
uint256 modified;
// The last access time of this metadata.
uint256 accessed;
// The creation time listed in this metadata.
uint256 created;
}
/// A wallet with a public and private key.
struct Wallet {
// The wallet's address.
address addr;
// The wallet's public key `X`.
uint256 publicKeyX;
// The wallet's public key `Y`.
uint256 publicKeyY;
// The wallet's private key.
uint256 privateKey;
}
/// The result of a `tryFfi` call.
struct FfiResult {
// The exit code of the call.
int32 exitCode;
// The optionally hex-decoded `stdout` data.
bytes stdout;
// The `stderr` data.
bytes stderr;
}
/// Information on the chain and fork.
struct ChainInfo {
// The fork identifier. Set to zero if no fork is active.
uint256 forkId;
// The chain ID of the current fork.
uint256 chainId;
}
/// Information about a blockchain.
struct Chain {
// The chain name.
string name;
// The chain's Chain ID.
uint256 chainId;
// The chain's alias. (i.e. what gets specified in `foundry.toml`).
string chainAlias;
// A default RPC endpoint for this chain.
string rpcUrl;
}
/// The result of a `stopAndReturnStateDiff` call.
struct AccountAccess {
// The chain and fork the access occurred.
ChainInfo chainInfo;
// The kind of account access that determines what the account is.
// If kind is Call, DelegateCall, StaticCall or CallCode, then the account is the callee.
// If kind is Create, then the account is the newly created account.
// If kind is SelfDestruct, then the account is the selfdestruct recipient.
// If kind is a Resume, then account represents a account context that has resumed.
AccountAccessKind kind;
// The account that was accessed.
// It's either the account created, callee or a selfdestruct recipient for CREATE, CALL or SELFDESTRUCT.
address account;
// What accessed the account.
address accessor;
// If the account was initialized or empty prior to the access.
// An account is considered initialized if it has code, a
// non-zero nonce, or a non-zero balance.
bool initialized;
// The previous balance of the accessed account.
uint256 oldBalance;
// The potential new balance of the accessed account.
// That is, all balance changes are recorded here, even if reverts occurred.
uint256 newBalance;
// Code of the account deployed by CREATE.
bytes deployedCode;
// Value passed along with the account access
uint256 value;
// Input data provided to the CREATE or CALL
bytes data;
// If this access reverted in either the current or parent context.
bool reverted;
// An ordered list of storage accesses made during an account access operation.
StorageAccess[] storageAccesses;
// Call depth traversed during the recording of state differences
uint64 depth;
}
/// The storage accessed during an `AccountAccess`.
struct StorageAccess {
// The account whose storage was accessed.
address account;
// The slot that was accessed.
bytes32 slot;
// If the access was a write.
bool isWrite;
// The previous value of the slot.
bytes32 previousValue;
// The new value of the slot.
bytes32 newValue;
// If the access was reverted.
bool reverted;
}
/// Gas used. Returned by `lastCallGas`.
struct Gas {
// The gas limit of the call.
uint64 gasLimit;
// The total gas used.
uint64 gasTotalUsed;
// DEPRECATED: The amount of gas used for memory expansion. Ref: <https://github.com/foundry-rs/foundry/pull/7934#pullrequestreview-2069236939>
uint64 gasMemoryUsed;
// The amount of gas refunded.
int64 gasRefunded;
// The amount of gas remaining.
uint64 gasRemaining;
}
/// The result of the `stopDebugTraceRecording` call
struct DebugStep {
// The stack before executing the step of the run.
// stack\[0\] represents the top of the stack.
// and only stack data relevant to the opcode execution is contained.
uint256[] stack;
// The memory input data before executing the step of the run.
// only input data relevant to the opcode execution is contained.
// e.g. for MLOAD, it will have memory\[offset:offset+32\] copied here.
// the offset value can be get by the stack data.
bytes memoryInput;
// The opcode that was accessed.
uint8 opcode;
// The call depth of the step.
uint64 depth;
// Whether the call end up with out of gas error.
bool isOutOfGas;
// The contract address where the opcode is running
address contractAddr;
}
/// Represents a transaction's broadcast details.
struct BroadcastTxSummary {
// The hash of the transaction that was broadcasted
bytes32 txHash;
// Represent the type of transaction among CALL, CREATE, CREATE2
BroadcastTxType txType;
// The address of the contract that was called or created.
// This is address of the contract that is created if the txType is CREATE or CREATE2.
address contractAddress;
// The block number the transaction landed in.
uint64 blockNumber;
// Status of the transaction, retrieved from the transaction receipt.
bool success;
}
/// Holds a signed EIP-7702 authorization for an authority account to delegate to an implementation.
struct SignedDelegation {
// The y-parity of the recovered secp256k1 signature (0 or 1).
uint8 v;
// First 32 bytes of the signature.
bytes32 r;
// Second 32 bytes of the signature.
bytes32 s;
// The current nonce of the authority account at signing time.
// Used to ensure signature can't be replayed after account nonce changes.
uint64 nonce;
// Address of the contract implementation that will be delegated to.
// Gets encoded into delegation code: 0xef0100 || implementation.
address implementation;
}
/// Represents a "potential" revert reason from a single subsequent call when using `vm.assumeNoReverts`.
/// Reverts that match will result in a FOUNDRY::ASSUME rejection, whereas unmatched reverts will be surfaced
/// as normal.
struct PotentialRevert {
// The allowed origin of the revert opcode; address(0) allows reverts from any address
address reverter;
// When true, only matches on the beginning of the revert data, otherwise, matches on entire revert data
bool partialMatch;
// The data to use to match encountered reverts
bytes revertData;
}
/// An EIP-2930 access list item.
struct AccessListItem {
// The address to be added in access list.
address target;
// The storage keys to be added in access list.
bytes32[] storageKeys;
}
// ======== Crypto ========
/// Derives a private key from the name, labels the account with that name, and returns the wallet.
function createWallet(string calldata walletLabel) external returns (Wallet memory wallet);
/// Generates a wallet from the private key and returns the wallet.
function createWallet(uint256 privateKey) external returns (Wallet memory wallet);
/// Generates a wallet from the private key, labels the account with that name, and returns the wallet.
function createWallet(uint256 privateKey, string calldata walletLabel) external returns (Wallet memory wallet);
/// Derive a private key from a provided mnenomic string (or mnenomic file path)
/// at the derivation path `m/44'/60'/0'/0/{index}`.
function deriveKey(string calldata mnemonic, uint32 index) external pure returns (uint256 privateKey);
/// Derive a private key from a provided mnenomic string (or mnenomic file path)
/// at `{derivationPath}{index}`.
function deriveKey(string calldata mnemonic, string calldata derivationPath, uint32 index)
external
pure
returns (uint256 privateKey);
/// Derive a private key from a provided mnenomic string (or mnenomic file path) in the specified language
/// at the derivation path `m/44'/60'/0'/0/{index}`.
function deriveKey(string calldata mnemonic, uint32 index, string calldata language)
external
pure
returns (uint256 privateKey);
/// Derive a private key from a provided mnenomic string (or mnenomic file path) in the specified language
/// at `{derivationPath}{index}`.
function deriveKey(string calldata mnemonic, string calldata derivationPath, uint32 index, string calldata language)
external
pure
returns (uint256 privateKey);
/// Derives secp256r1 public key from the provided `privateKey`.
function publicKeyP256(uint256 privateKey) external pure returns (uint256 publicKeyX, uint256 publicKeyY);
/// Adds a private key to the local forge wallet and returns the address.
function rememberKey(uint256 privateKey) external returns (address keyAddr);
/// Derive a set number of wallets from a mnemonic at the derivation path `m/44'/60'/0'/0/{0..count}`.
/// The respective private keys are saved to the local forge wallet for later use and their addresses are returned.
function rememberKeys(string calldata mnemonic, string calldata derivationPath, uint32 count)
external
returns (address[] memory keyAddrs);
/// Derive a set number of wallets from a mnemonic in the specified language at the derivation path `m/44'/60'/0'/0/{0..count}`.
/// The respective private keys are saved to the local forge wallet for later use and their addresses are returned.
function rememberKeys(
string calldata mnemonic,
string calldata derivationPath,
string calldata language,
uint32 count
) external returns (address[] memory keyAddrs);
/// Signs data with a `Wallet`.
/// Returns a compact signature (`r`, `vs`) as per EIP-2098, where `vs` encodes both the
/// signature's `s` value, and the recovery id `v` in a single bytes32.
/// This format reduces the signature size from 65 to 64 bytes.
function signCompact(Wallet calldata wallet, bytes32 digest) external returns (bytes32 r, bytes32 vs);
/// Signs `digest` with `privateKey` using the secp256k1 curve.
/// Returns a compact signature (`r`, `vs`) as per EIP-2098, where `vs` encodes both the
/// signature's `s` value, and the recovery id `v` in a single bytes32.
/// This format reduces the signature size from 65 to 64 bytes.
function signCompact(uint256 privateKey, bytes32 digest) external pure returns (bytes32 r, bytes32 vs);
/// Signs `digest` with signer provided to script using the secp256k1 curve.
/// Returns a compact signature (`r`, `vs`) as per EIP-2098, where `vs` encodes both the
/// signature's `s` value, and the recovery id `v` in a single bytes32.
/// This format reduces the signature size from 65 to 64 bytes.
/// If `--sender` is provided, the signer with provided address is used, otherwise,
/// if exactly one signer is provided to the script, that signer is used.
/// Raises error if signer passed through `--sender` does not match any unlocked signers or
/// if `--sender` is not provided and not exactly one signer is passed to the script.
function signCompact(bytes32 digest) external pure returns (bytes32 r, bytes32 vs);
/// Signs `digest` with signer provided to script using the secp256k1 curve.
/// Returns a compact signature (`r`, `vs`) as per EIP-2098, where `vs` encodes both the
/// signature's `s` value, and the recovery id `v` in a single bytes32.
/// This format reduces the signature size from 65 to 64 bytes.
/// Raises error if none of the signers passed into the script have provided address.
function signCompact(address signer, bytes32 digest) external pure returns (bytes32 r, bytes32 vs);
/// Signs `digest` with `privateKey` using the secp256r1 curve.
function signP256(uint256 privateKey, bytes32 digest) external pure returns (bytes32 r, bytes32 s);
/// Signs data with a `Wallet`.
function sign(Wallet calldata wallet, bytes32 digest) external returns (uint8 v, bytes32 r, bytes32 s);
/// Signs `digest` with `privateKey` using the secp256k1 curve.
function sign(uint256 privateKey, bytes32 digest) external pure returns (uint8 v, bytes32 r, bytes32 s);
/// Signs `digest` with signer provided to script using the secp256k1 curve.
/// If `--sender` is provided, the signer with provided address is used, otherwise,
/// if exactly one signer is provided to the script, that signer is used.
/// Raises error if signer passed through `--sender` does not match any unlocked signers or
/// if `--sender` is not provided and not exactly one signer is passed to the script.
function sign(bytes32 digest) external pure returns (uint8 v, bytes32 r, bytes32 s);
/// Signs `digest` with signer provided to script using the secp256k1 curve.
/// Raises error if none of the signers passed into the script have provided address.
function sign(address signer, bytes32 digest) external pure returns (uint8 v, bytes32 r, bytes32 s);
// ======== Environment ========
/// Gets the environment variable `name` and parses it as `address`.
/// Reverts if the variable was not found or could not be parsed.
function envAddress(string calldata name) external view returns (address value);
/// Gets the environment variable `name` and parses it as an array of `address`, delimited by `delim`.
/// Reverts if the variable was not found or could not be parsed.
function envAddress(string calldata name, string calldata delim) external view returns (address[] memory value);
/// Gets the environment variable `name` and parses it as `bool`.
/// Reverts if the variable was not found or could not be parsed.
function envBool(string calldata name) external view returns (bool value);
/// Gets the environment variable `name` and parses it as an array of `bool`, delimited by `delim`.
/// Reverts if the variable was not found or could not be parsed.
function envBool(string calldata name, string calldata delim) external view returns (bool[] memory value);
/// Gets the environment variable `name` and parses it as `bytes32`.
/// Reverts if the variable was not found or could not be parsed.
function envBytes32(string calldata name) external view returns (bytes32 value);
/// Gets the environment variable `name` and parses it as an array of `bytes32`, delimited by `delim`.
/// Reverts if the variable was not found or could not be parsed.
function envBytes32(string calldata name, string calldata delim) external view returns (bytes32[] memory value);
/// Gets the environment variable `name` and parses it as `bytes`.
/// Reverts if the variable was not found or could not be parsed.
function envBytes(string calldata name) external view returns (bytes memory value);
/// Gets the environment variable `name` and parses it as an array of `bytes`, delimited by `delim`.
/// Reverts if the variable was not found or could not be parsed.
function envBytes(string calldata name, string calldata delim) external view returns (bytes[] memory value);
/// Gets the environment variable `name` and returns true if it exists, else returns false.
function envExists(string calldata name) external view returns (bool result);
/// Gets the environment variable `name` and parses it as `int256`.
/// Reverts if the variable was not found or could not be parsed.
function envInt(string calldata name) external view returns (int256 value);
/// Gets the environment variable `name` and parses it as an array of `int256`, delimited by `delim`.
/// Reverts if the variable was not found or could not be parsed.
function envInt(string calldata name, string calldata delim) external view returns (int256[] memory value);
/// Gets the environment variable `name` and parses it as `bool`.
/// Reverts if the variable could not be parsed.
/// Returns `defaultValue` if the variable was not found.
function envOr(string calldata name, bool defaultValue) external view returns (bool value);
/// Gets the environment variable `name` and parses it as `uint256`.
/// Reverts if the variable could not be parsed.
/// Returns `defaultValue` if the variable was not found.
function envOr(string calldata name, uint256 defaultValue) external view returns (uint256 value);
/// Gets the environment variable `name` and parses it as an array of `address`, delimited by `delim`.
/// Reverts if the variable could not be parsed.
/// Returns `defaultValue` if the variable was not found.
function envOr(string calldata name, string calldata delim, address[] calldata defaultValue)
external
view
returns (address[] memory value);
/// Gets the environment variable `name` and parses it as an array of `bytes32`, delimited by `delim`.
/// Reverts if the variable could not be parsed.
/// Returns `defaultValue` if the variable was not found.
function envOr(string calldata name, string calldata delim, bytes32[] calldata defaultValue)
external
view
returns (bytes32[] memory value);
/// Gets the environment variable `name` and parses it as an array of `string`, delimited by `delim`.
/// Reverts if the variable could not be parsed.
/// Returns `defaultValue` if the variable was not found.
function envOr(string calldata name, string calldata delim, string[] calldata defaultValue)
external
view
returns (string[] memory value);
/// Gets the environment variable `name` and parses it as an array of `bytes`, delimited by `delim`.
/// Reverts if the variable could not be parsed.
/// Returns `defaultValue` if the variable was not found.
function envOr(string calldata name, string calldata delim, bytes[] calldata defaultValue)
external
view
returns (bytes[] memory value);
/// Gets the environment variable `name` and parses it as `int256`.
/// Reverts if the variable could not be parsed.
/// Returns `defaultValue` if the variable was not found.
function envOr(string calldata name, int256 defaultValue) external view returns (int256 value);
/// Gets the environment variable `name` and parses it as `address`.
/// Reverts if the variable could not be parsed.
/// Returns `defaultValue` if the variable was not found.
function envOr(string calldata name, address defaultValue) external view returns (address value);
/// Gets the environment variable `name` and parses it as `bytes32`.
/// Reverts if the variable could not be parsed.
/// Returns `defaultValue` if the variable was not found.
function envOr(string calldata name, bytes32 defaultValue) external view returns (bytes32 value);
/// Gets the environment variable `name` and parses it as `string`.
/// Reverts if the variable could not be parsed.
/// Returns `defaultValue` if the variable was not found.
function envOr(string calldata name, string calldata defaultValue) external view returns (string memory value);
/// Gets the environment variable `name` and parses it as `bytes`.
/// Reverts if the variable could not be parsed.
/// Returns `defaultValue` if the variable was not found.
function envOr(string calldata name, bytes calldata defaultValue) external view returns (bytes memory value);
/// Gets the environment variable `name` and parses it as an array of `bool`, delimited by `delim`.
/// Reverts if the variable could not be parsed.
/// Returns `defaultValue` if the variable was not found.
function envOr(string calldata name, string calldata delim, bool[] calldata defaultValue)
external
view
returns (bool[] memory value);
/// Gets the environment variable `name` and parses it as an array of `uint256`, delimited by `delim`.
/// Reverts if the variable could not be parsed.
/// Returns `defaultValue` if the variable was not found.
function envOr(string calldata name, string calldata delim, uint256[] calldata defaultValue)
external
view
returns (uint256[] memory value);
/// Gets the environment variable `name` and parses it as an array of `int256`, delimited by `delim`.
/// Reverts if the variable could not be parsed.
/// Returns `defaultValue` if the variable was not found.
function envOr(string calldata name, string calldata delim, int256[] calldata defaultValue)
external
view
returns (int256[] memory value);
/// Gets the environment variable `name` and parses it as `string`.
/// Reverts if the variable was not found or could not be parsed.
function envString(string calldata name) external view returns (string memory value);
/// Gets the environment variable `name` and parses it as an array of `string`, delimited by `delim`.
/// Reverts if the variable was not found or could not be parsed.
function envString(string calldata name, string calldata delim) external view returns (string[] memory value);
/// Gets the environment variable `name` and parses it as `uint256`.
/// Reverts if the variable was not found or could not be parsed.
function envUint(string calldata name) external view returns (uint256 value);
/// Gets the environment variable `name` and parses it as an array of `uint256`, delimited by `delim`.
/// Reverts if the variable was not found or could not be parsed.
function envUint(string calldata name, string calldata delim) external view returns (uint256[] memory value);
/// Returns true if `forge` command was executed in given context.
function isContext(ForgeContext context) external view returns (bool result);
/// Sets environment variables.
function setEnv(string calldata name, string calldata value) external;
// ======== EVM ========
/// Gets all accessed reads and write slot from a `vm.record` session, for a given address.
function accesses(address target) external returns (bytes32[] memory readSlots, bytes32[] memory writeSlots);
/// Gets the address for a given private key.
function addr(uint256 privateKey) external pure returns (address keyAddr);
/// Gets all the logs according to specified filter.
function eth_getLogs(uint256 fromBlock, uint256 toBlock, address target, bytes32[] calldata topics)
external
returns (EthGetLogs[] memory logs);
/// Gets the current `block.blobbasefee`.
/// You should use this instead of `block.blobbasefee` if you use `vm.blobBaseFee`, as `block.blobbasefee` is assumed to be constant across a transaction,
/// and as a result will get optimized out by the compiler.
/// See https://github.com/foundry-rs/foundry/issues/6180
function getBlobBaseFee() external view returns (uint256 blobBaseFee);
/// Gets the current `block.number`.
/// You should use this instead of `block.number` if you use `vm.roll`, as `block.number` is assumed to be constant across a transaction,
/// and as a result will get optimized out by the compiler.
/// See https://github.com/foundry-rs/foundry/issues/6180
function getBlockNumber() external view returns (uint256 height);
/// Gets the current `block.timestamp`.
/// You should use this instead of `block.timestamp` if you use `vm.warp`, as `block.timestamp` is assumed to be constant across a transaction,
/// and as a result will get optimized out by the compiler.
/// See https://github.com/foundry-rs/foundry/issues/6180
function getBlockTimestamp() external view returns (uint256 timestamp);
/// Gets the map key and parent of a mapping at a given slot, for a given address.
function getMappingKeyAndParentOf(address target, bytes32 elementSlot)
external
returns (bool found, bytes32 key, bytes32 parent);
/// Gets the number of elements in the mapping at the given slot, for a given address.
function getMappingLength(address target, bytes32 mappingSlot) external returns (uint256 length);
/// Gets the elements at index idx of the mapping at the given slot, for a given address. The
/// index must be less than the length of the mapping (i.e. the number of keys in the mapping).
function getMappingSlotAt(address target, bytes32 mappingSlot, uint256 idx) external returns (bytes32 value);
/// Gets the nonce of an account.
function getNonce(address account) external view returns (uint64 nonce);
/// Get the nonce of a `Wallet`.
function getNonce(Wallet calldata wallet) external returns (uint64 nonce);
/// Gets all the recorded logs.
function getRecordedLogs() external returns (Log[] memory logs);
/// Returns state diffs from current `vm.startStateDiffRecording` session.
function getStateDiff() external view returns (string memory diff);
/// Returns state diffs from current `vm.startStateDiffRecording` session, in json format.
function getStateDiffJson() external view returns (string memory diff);
/// Gets the gas used in the last call from the callee perspective.
function lastCallGas() external view returns (Gas memory gas);
/// Loads a storage slot from an address.
function load(address target, bytes32 slot) external view returns (bytes32 data);
/// Pauses gas metering (i.e. gas usage is not counted). Noop if already paused.
function pauseGasMetering() external;
/// Records all storage reads and writes.
function record() external;
/// Record all the transaction logs.
function recordLogs() external;
/// Reset gas metering (i.e. gas usage is set to gas limit).
function resetGasMetering() external;
/// Resumes gas metering (i.e. gas usage is counted again). Noop if already on.
function resumeGasMetering() external;
/// Performs an Ethereum JSON-RPC request to the current fork URL.
function rpc(string calldata method, string calldata params) external returns (bytes memory data);
/// Performs an Ethereum JSON-RPC request to the given endpoint.
function rpc(string calldata urlOrAlias, string calldata method, string calldata params)
external
returns (bytes memory data);
/// Records the debug trace during the run.
function startDebugTraceRecording() external;
/// Starts recording all map SSTOREs for later retrieval.
function startMappingRecording() external;
/// Record all account accesses as part of CREATE, CALL or SELFDESTRUCT opcodes in order,
/// along with the context of the calls
function startStateDiffRecording() external;
/// Stop debug trace recording and returns the recorded debug trace.
function stopAndReturnDebugTraceRecording() external returns (DebugStep[] memory step);
/// Returns an ordered array of all account accesses from a `vm.startStateDiffRecording` session.
function stopAndReturnStateDiff() external returns (AccountAccess[] memory accountAccesses);
/// Stops recording all map SSTOREs for later retrieval and clears the recorded data.
function stopMappingRecording() external;
// ======== Filesystem ========
/// Closes file for reading, resetting the offset and allowing to read it from beginning with readLine.
/// `path` is relative to the project root.
function closeFile(string calldata path) external;
/// Copies the contents of one file to another. This function will **overwrite** the contents of `to`.
/// On success, the total number of bytes copied is returned and it is equal to the length of the `to` file as reported by `metadata`.
/// Both `from` and `to` are relative to the project root.
function copyFile(string calldata from, string calldata to) external returns (uint64 copied);
/// Creates a new, empty directory at the provided path.
/// This cheatcode will revert in the following situations, but is not limited to just these cases:
/// - User lacks permissions to modify `path`.
/// - A parent of the given path doesn't exist and `recursive` is false.
/// - `path` already exists and `recursive` is false.
/// `path` is relative to the project root.
function createDir(string calldata path, bool recursive) external;
/// Deploys a contract from an artifact file. Takes in the relative path to the json file or the path to the
/// artifact in the form of <path>:<contract>:<version> where <contract> and <version> parts are optional.
function deployCode(string calldata artifactPath) external returns (address deployedAddress);
/// Deploys a contract from an artifact file. Takes in the relative path to the json file or the path to the
/// artifact in the form of <path>:<contract>:<version> where <contract> and <version> parts are optional.
/// Additionally accepts abi-encoded constructor arguments.
function deployCode(string calldata artifactPath, bytes calldata constructorArgs)
external
returns (address deployedAddress);
/// Deploys a contract from an artifact file. Takes in the relative path to the json file or the path to the
/// artifact in the form of <path>:<contract>:<version> where <contract> and <version> parts are optional.
/// Additionally accepts `msg.value`.
function deployCode(string calldata artifactPath, uint256 value) external returns (address deployedAddress);
/// Deploys a contract from an artifact file. Takes in the relative path to the json file or the path to the
/// artifact in the form of <path>:<contract>:<version> where <contract> and <version> parts are optional.
/// Additionally accepts abi-encoded constructor arguments and `msg.value`.
function deployCode(string calldata artifactPath, bytes calldata constructorArgs, uint256 value)
external
returns (address deployedAddress);
/// Deploys a contract from an artifact file, using the CREATE2 salt. Takes in the relative path to the json file or the path to the
/// artifact in the form of <path>:<contract>:<version> where <contract> and <version> parts are optional.
function deployCode(string calldata artifactPath, bytes32 salt) external returns (address deployedAddress);
/// Deploys a contract from an artifact file, using the CREATE2 salt. Takes in the relative path to the json file or the path to the
/// artifact in the form of <path>:<contract>:<version> where <contract> and <version> parts are optional.
/// Additionally accepts abi-encoded constructor arguments.
function deployCode(string calldata artifactPath, bytes calldata constructorArgs, bytes32 salt)
external
returns (address deployedAddress);
/// Deploys a contract from an artifact file, using the CREATE2 salt. Takes in the relative path to the json file or the path to the
/// artifact in the form of <path>:<contract>:<version> where <contract> and <version> parts are optional.
/// Additionally accepts `msg.value`.
function deployCode(string calldata artifactPath, uint256 value, bytes32 salt)
external
returns (address deployedAddress);
/// Deploys a contract from an artifact file, using the CREATE2 salt. Takes in the relative path to the json file or the path to the
/// artifact in the form of <path>:<contract>:<version> where <contract> and <version> parts are optional.
/// Additionally accepts abi-encoded constructor arguments and `msg.value`.
function deployCode(string calldata artifactPath, bytes calldata constructorArgs, uint256 value, bytes32 salt)
external
returns (address deployedAddress);
/// Returns true if the given path points to an existing entity, else returns false.
function exists(string calldata path) external view returns (bool result);
/// Performs a foreign function call via the terminal.
function ffi(string[] calldata commandInput) external returns (bytes memory result);
/// Given a path, query the file system to get information about a file, directory, etc.
function fsMetadata(string calldata path) external view returns (FsMetadata memory metadata);
/// Gets the artifact path from code (aka. creation code).
function getArtifactPathByCode(bytes calldata code) external view returns (string memory path);
/// Gets the artifact path from deployed code (aka. runtime code).
function getArtifactPathByDeployedCode(bytes calldata deployedCode) external view returns (string memory path);
/// Returns the most recent broadcast for the given contract on `chainId` matching `txType`.
/// For example:
/// The most recent deployment can be fetched by passing `txType` as `CREATE` or `CREATE2`.
/// The most recent call can be fetched by passing `txType` as `CALL`.
function getBroadcast(string calldata contractName, uint64 chainId, BroadcastTxType txType)
external
view
returns (BroadcastTxSummary memory);
/// Returns all broadcasts for the given contract on `chainId` with the specified `txType`.
/// Sorted such that the most recent broadcast is the first element, and the oldest is the last. i.e descending order of BroadcastTxSummary.blockNumber.
function getBroadcasts(string calldata contractName, uint64 chainId, BroadcastTxType txType)
external
view
returns (BroadcastTxSummary[] memory);
/// Returns all broadcasts for the given contract on `chainId`.
/// Sorted such that the most recent broadcast is the first element, and the oldest is the last. i.e descending order of BroadcastTxSummary.blockNumber.
function getBroadcasts(string calldata contractName, uint64 chainId)
external
view
returns (BroadcastTxSummary[] memory);
/// Gets the creation bytecode from an artifact file. Takes in the relative path to the json file or the path to the
/// artifact in the form of <path>:<contract>:<version> where <contract> and <version> parts are optional.
function getCode(string calldata artifactPath) external view returns (bytes memory creationBytecode);
/// Gets the deployed bytecode from an artifact file. Takes in the relative path to the json file or the path to the
/// artifact in the form of <path>:<contract>:<version> where <contract> and <version> parts are optional.
function getDeployedCode(string calldata artifactPath) external view returns (bytes memory runtimeBytecode);
/// Returns the most recent deployment for the current `chainId`.
function getDeployment(string calldata contractName) external view returns (address deployedAddress);
/// Returns the most recent deployment for the given contract on `chainId`
function getDeployment(string calldata contractName, uint64 chainId)
external
view
returns (address deployedAddress);
/// Returns all deployments for the given contract on `chainId`
/// Sorted in descending order of deployment time i.e descending order of BroadcastTxSummary.blockNumber.
/// The most recent deployment is the first element, and the oldest is the last.
function getDeployments(string calldata contractName, uint64 chainId)
external
view
returns (address[] memory deployedAddresses);
/// Returns true if the path exists on disk and is pointing at a directory, else returns false.
function isDir(string calldata path) external view returns (bool result);
/// Returns true if the path exists on disk and is pointing at a regular file, else returns false.
function isFile(string calldata path) external view returns (bool result);
/// Get the path of the current project root.
function projectRoot() external view returns (string memory path);
/// Prompts the user for a string value in the terminal.
function prompt(string calldata promptText) external returns (string memory input);
/// Prompts the user for an address in the terminal.
function promptAddress(string calldata promptText) external returns (address);
/// Prompts the user for a hidden string value in the terminal.
function promptSecret(string calldata promptText) external returns (string memory input);
/// Prompts the user for hidden uint256 in the terminal (usually pk).
function promptSecretUint(string calldata promptText) external returns (uint256);
/// Prompts the user for uint256 in the terminal.
function promptUint(string calldata promptText) external returns (uint256);
/// Reads the directory at the given path recursively, up to `maxDepth`.
/// `maxDepth` defaults to 1, meaning only the direct children of the given directory will be returned.
/// Follows symbolic links if `followLinks` is true.
function readDir(string calldata path) external view returns (DirEntry[] memory entries);
/// See `readDir(string)`.
function readDir(string calldata path, uint64 maxDepth) external view returns (DirEntry[] memory entries);
/// See `readDir(string)`.
function readDir(string calldata path, uint64 maxDepth, bool followLinks)
external
view
returns (DirEntry[] memory entries);
/// Reads the entire content of file to string. `path` is relative to the project root.
function readFile(string calldata path) external view returns (string memory data);
/// Reads the entire content of file as binary. `path` is relative to the project root.
function readFileBinary(string calldata path) external view returns (bytes memory data);
/// Reads next line of file to string.
function readLine(string calldata path) external view returns (string memory line);
/// Reads a symbolic link, returning the path that the link points to.
/// This cheatcode will revert in the following situations, but is not limited to just these cases:
/// - `path` is not a symbolic link.
/// - `path` does not exist.
function readLink(string calldata linkPath) external view returns (string memory targetPath);
/// Removes a directory at the provided path.
/// This cheatcode will revert in the following situations, but is not limited to just these cases:
/// - `path` doesn't exist.
/// - `path` isn't a directory.
/// - User lacks permissions to modify `path`.
/// - The directory is not empty and `recursive` is false.
/// `path` is relative to the project root.
function removeDir(string calldata path, bool recursive) external;
/// Removes a file from the filesystem.
/// This cheatcode will revert in the following situations, but is not limited to just these cases:
/// - `path` points to a directory.
/// - The file doesn't exist.
/// - The user lacks permissions to remove the file.
/// `path` is relative to the project root.
function removeFile(string calldata path) external;
/// Performs a foreign function call via terminal and returns the exit code, stdout, and stderr.
function tryFfi(string[] calldata commandInput) external returns (FfiResult memory result);
/// Returns the time since unix epoch in milliseconds.
function unixTime() external view returns (uint256 milliseconds);
/// Writes data to file, creating a file if it does not exist, and entirely replacing its contents if it does.
/// `path` is relative to the project root.
function writeFile(string calldata path, string calldata data) external;
/// Writes binary data to a file, creating a file if it does not exist, and entirely replacing its contents if it does.
/// `path` is relative to the project root.
function writeFileBinary(string calldata path, bytes calldata data) external;
/// Writes line to file, creating a file if it does not exist.
/// `path` is relative to the project root.
function writeLine(string calldata path, string calldata data) external;
// ======== JSON ========
/// Checks if `key` exists in a JSON object.
function keyExistsJson(string calldata json, string calldata key) external view returns (bool);
/// Parses a string of JSON data at `key` and coerces it to `address`.
function parseJsonAddress(string calldata json, string calldata key) external pure returns (address);
/// Parses a string of JSON data at `key` and coerces it to `address[]`.
function parseJsonAddressArray(string calldata json, string calldata key)
external
pure
returns (address[] memory);
/// Parses a string of JSON data at `key` and coerces it to `bool`.
function parseJsonBool(string calldata json, string calldata key) external pure returns (bool);
/// Parses a string of JSON data at `key` and coerces it to `bool[]`.
function parseJsonBoolArray(string calldata json, string calldata key) external pure returns (bool[] memory);
/// Parses a string of JSON data at `key` and coerces it to `bytes`.
function parseJsonBytes(string calldata json, string calldata key) external pure returns (bytes memory);
/// Parses a string of JSON data at `key` and coerces it to `bytes32`.
function parseJsonBytes32(string calldata json, string calldata key) external pure returns (bytes32);
/// Parses a string of JSON data at `key` and coerces it to `bytes32[]`.
function parseJsonBytes32Array(string calldata json, string calldata key)
external
pure
returns (bytes32[] memory);
/// Parses a string of JSON data at `key` and coerces it to `bytes[]`.
function parseJsonBytesArray(string calldata json, string calldata key) external pure returns (bytes[] memory);
/// Parses a string of JSON data at `key` and coerces it to `int256`.
function parseJsonInt(string calldata json, string calldata key) external pure returns (int256);
/// Parses a string of JSON data at `key` and coerces it to `int256[]`.
function parseJsonIntArray(string calldata json, string calldata key) external pure returns (int256[] memory);
/// Returns an array of all the keys in a JSON object.
function parseJsonKeys(string calldata json, string calldata key) external pure returns (string[] memory keys);
/// Parses a string of JSON data at `key` and coerces it to `string`.
function parseJsonString(string calldata json, string calldata key) external pure returns (string memory);
/// Parses a string of JSON data at `key` and coerces it to `string[]`.
function parseJsonStringArray(string calldata json, string calldata key) external pure returns (string[] memory);
/// Parses a string of JSON data at `key` and coerces it to type array corresponding to `typeDescription`.
function parseJsonTypeArray(string calldata json, string calldata key, string calldata typeDescription)
external
pure
returns (bytes memory);
/// Parses a string of JSON data and coerces it to type corresponding to `typeDescription`.
function parseJsonType(string calldata json, string calldata typeDescription)
external
pure
returns (bytes memory);
/// Parses a string of JSON data at `key` and coerces it to type corresponding to `typeDescription`.
function parseJsonType(string calldata json, string calldata key, string calldata typeDescription)
external
pure
returns (bytes memory);
/// Parses a string of JSON data at `key` and coerces it to `uint256`.
function parseJsonUint(string calldata json, string calldata key) external pure returns (uint256);
/// Parses a string of JSON data at `key` and coerces it to `uint256[]`.
function parseJsonUintArray(string calldata json, string calldata key) external pure returns (uint256[] memory);
/// ABI-encodes a JSON object.
function parseJson(string calldata json) external pure returns (bytes memory abiEncodedData);
/// ABI-encodes a JSON object at `key`.
function parseJson(string calldata json, string calldata key) external pure returns (bytes memory abiEncodedData);
/// See `serializeJson`.
function serializeAddress(string calldata objectKey, string...
// [truncated — 125243 bytes total]
console.sol 1560 lines
// SPDX-License-Identifier: MIT
pragma solidity >=0.4.22 <0.9.0;
library console {
address constant CONSOLE_ADDRESS =
0x000000000000000000636F6e736F6c652e6c6f67;
function _sendLogPayloadImplementation(bytes memory payload) internal view {
address consoleAddress = CONSOLE_ADDRESS;
/// @solidity memory-safe-assembly
assembly {
pop(
staticcall(
gas(),
consoleAddress,
add(payload, 32),
mload(payload),
0,
0
)
)
}
}
function _castToPure(
function(bytes memory) internal view fnIn
) internal pure returns (function(bytes memory) pure fnOut) {
assembly {
fnOut := fnIn
}
}
function _sendLogPayload(bytes memory payload) internal pure {
_castToPure(_sendLogPayloadImplementation)(payload);
}
function log() internal pure {
_sendLogPayload(abi.encodeWithSignature("log()"));
}
function logInt(int256 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(int256)", p0));
}
function logUint(uint256 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256)", p0));
}
function logString(string memory p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string)", p0));
}
function logBool(bool p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool)", p0));
}
function logAddress(address p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address)", p0));
}
function logBytes(bytes memory p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes)", p0));
}
function logBytes1(bytes1 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes1)", p0));
}
function logBytes2(bytes2 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes2)", p0));
}
function logBytes3(bytes3 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes3)", p0));
}
function logBytes4(bytes4 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes4)", p0));
}
function logBytes5(bytes5 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes5)", p0));
}
function logBytes6(bytes6 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes6)", p0));
}
function logBytes7(bytes7 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes7)", p0));
}
function logBytes8(bytes8 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes8)", p0));
}
function logBytes9(bytes9 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes9)", p0));
}
function logBytes10(bytes10 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes10)", p0));
}
function logBytes11(bytes11 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes11)", p0));
}
function logBytes12(bytes12 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes12)", p0));
}
function logBytes13(bytes13 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes13)", p0));
}
function logBytes14(bytes14 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes14)", p0));
}
function logBytes15(bytes15 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes15)", p0));
}
function logBytes16(bytes16 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes16)", p0));
}
function logBytes17(bytes17 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes17)", p0));
}
function logBytes18(bytes18 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes18)", p0));
}
function logBytes19(bytes19 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes19)", p0));
}
function logBytes20(bytes20 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes20)", p0));
}
function logBytes21(bytes21 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes21)", p0));
}
function logBytes22(bytes22 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes22)", p0));
}
function logBytes23(bytes23 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes23)", p0));
}
function logBytes24(bytes24 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes24)", p0));
}
function logBytes25(bytes25 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes25)", p0));
}
function logBytes26(bytes26 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes26)", p0));
}
function logBytes27(bytes27 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes27)", p0));
}
function logBytes28(bytes28 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes28)", p0));
}
function logBytes29(bytes29 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes29)", p0));
}
function logBytes30(bytes30 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes30)", p0));
}
function logBytes31(bytes31 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes31)", p0));
}
function logBytes32(bytes32 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bytes32)", p0));
}
function log(uint256 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256)", p0));
}
function log(int256 p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(int256)", p0));
}
function log(string memory p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string)", p0));
}
function log(bool p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool)", p0));
}
function log(address p0) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address)", p0));
}
function log(uint256 p0, uint256 p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256)", p0, p1));
}
function log(uint256 p0, string memory p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string)", p0, p1));
}
function log(uint256 p0, bool p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool)", p0, p1));
}
function log(uint256 p0, address p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address)", p0, p1));
}
function log(string memory p0, uint256 p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256)", p0, p1));
}
function log(string memory p0, int256 p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,int256)", p0, p1));
}
function log(string memory p0, string memory p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string)", p0, p1));
}
function log(string memory p0, bool p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool)", p0, p1));
}
function log(string memory p0, address p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address)", p0, p1));
}
function log(bool p0, uint256 p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256)", p0, p1));
}
function log(bool p0, string memory p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string)", p0, p1));
}
function log(bool p0, bool p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,bool)", p0, p1));
}
function log(bool p0, address p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,address)", p0, p1));
}
function log(address p0, uint256 p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,uint256)", p0, p1));
}
function log(address p0, string memory p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,string)", p0, p1));
}
function log(address p0, bool p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,bool)", p0, p1));
}
function log(address p0, address p1) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,address)", p0, p1));
}
function log(uint256 p0, uint256 p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,uint256)", p0, p1, p2));
}
function log(uint256 p0, uint256 p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,string)", p0, p1, p2));
}
function log(uint256 p0, uint256 p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,bool)", p0, p1, p2));
}
function log(uint256 p0, uint256 p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,address)", p0, p1, p2));
}
function log(uint256 p0, string memory p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,uint256)", p0, p1, p2));
}
function log(uint256 p0, string memory p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,string)", p0, p1, p2));
}
function log(uint256 p0, string memory p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,bool)", p0, p1, p2));
}
function log(uint256 p0, string memory p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,address)", p0, p1, p2));
}
function log(uint256 p0, bool p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,uint256)", p0, p1, p2));
}
function log(uint256 p0, bool p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,string)", p0, p1, p2));
}
function log(uint256 p0, bool p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,bool)", p0, p1, p2));
}
function log(uint256 p0, bool p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,address)", p0, p1, p2));
}
function log(uint256 p0, address p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,uint256)", p0, p1, p2));
}
function log(uint256 p0, address p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,string)", p0, p1, p2));
}
function log(uint256 p0, address p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,bool)", p0, p1, p2));
}
function log(uint256 p0, address p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,address)", p0, p1, p2));
}
function log(string memory p0, uint256 p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,uint256)", p0, p1, p2));
}
function log(string memory p0, uint256 p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,string)", p0, p1, p2));
}
function log(string memory p0, uint256 p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,bool)", p0, p1, p2));
}
function log(string memory p0, uint256 p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,address)", p0, p1, p2));
}
function log(string memory p0, string memory p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,uint256)", p0, p1, p2));
}
function log(string memory p0, string memory p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,string)", p0, p1, p2));
}
function log(string memory p0, string memory p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,bool)", p0, p1, p2));
}
function log(string memory p0, string memory p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,address)", p0, p1, p2));
}
function log(string memory p0, bool p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,uint256)", p0, p1, p2));
}
function log(string memory p0, bool p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,string)", p0, p1, p2));
}
function log(string memory p0, bool p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,bool)", p0, p1, p2));
}
function log(string memory p0, bool p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,address)", p0, p1, p2));
}
function log(string memory p0, address p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,uint256)", p0, p1, p2));
}
function log(string memory p0, address p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,string)", p0, p1, p2));
}
function log(string memory p0, address p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,bool)", p0, p1, p2));
}
function log(string memory p0, address p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,address)", p0, p1, p2));
}
function log(bool p0, uint256 p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,uint256)", p0, p1, p2));
}
function log(bool p0, uint256 p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,string)", p0, p1, p2));
}
function log(bool p0, uint256 p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,bool)", p0, p1, p2));
}
function log(bool p0, uint256 p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,address)", p0, p1, p2));
}
function log(bool p0, string memory p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string,uint256)", p0, p1, p2));
}
function log(bool p0, string memory p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string,string)", p0, p1, p2));
}
function log(bool p0, string memory p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string,bool)", p0, p1, p2));
}
function log(bool p0, string memory p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string,address)", p0, p1, p2));
}
function log(bool p0, bool p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,bool,uint256)", p0, p1, p2));
}
function log(bool p0, bool p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,bool,string)", p0, p1, p2));
}
function log(bool p0, bool p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,bool,bool)", p0, p1, p2));
}
function log(bool p0, bool p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,bool,address)", p0, p1, p2));
}
function log(bool p0, address p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,address,uint256)", p0, p1, p2));
}
function log(bool p0, address p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,address,string)", p0, p1, p2));
}
function log(bool p0, address p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,address,bool)", p0, p1, p2));
}
function log(bool p0, address p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,address,address)", p0, p1, p2));
}
function log(address p0, uint256 p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,uint256,uint256)", p0, p1, p2));
}
function log(address p0, uint256 p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,uint256,string)", p0, p1, p2));
}
function log(address p0, uint256 p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,uint256,bool)", p0, p1, p2));
}
function log(address p0, uint256 p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,uint256,address)", p0, p1, p2));
}
function log(address p0, string memory p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,string,uint256)", p0, p1, p2));
}
function log(address p0, string memory p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,string,string)", p0, p1, p2));
}
function log(address p0, string memory p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,string,bool)", p0, p1, p2));
}
function log(address p0, string memory p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,string,address)", p0, p1, p2));
}
function log(address p0, bool p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,bool,uint256)", p0, p1, p2));
}
function log(address p0, bool p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,bool,string)", p0, p1, p2));
}
function log(address p0, bool p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,bool,bool)", p0, p1, p2));
}
function log(address p0, bool p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,bool,address)", p0, p1, p2));
}
function log(address p0, address p1, uint256 p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,address,uint256)", p0, p1, p2));
}
function log(address p0, address p1, string memory p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,address,string)", p0, p1, p2));
}
function log(address p0, address p1, bool p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,address,bool)", p0, p1, p2));
}
function log(address p0, address p1, address p2) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(address,address,address)", p0, p1, p2));
}
function log(uint256 p0, uint256 p1, uint256 p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,uint256,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, uint256 p1, uint256 p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,uint256,string)", p0, p1, p2, p3));
}
function log(uint256 p0, uint256 p1, uint256 p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,uint256,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, uint256 p1, uint256 p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,uint256,address)", p0, p1, p2, p3));
}
function log(uint256 p0, uint256 p1, string memory p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,string,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, uint256 p1, string memory p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,string,string)", p0, p1, p2, p3));
}
function log(uint256 p0, uint256 p1, string memory p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,string,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, uint256 p1, string memory p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,string,address)", p0, p1, p2, p3));
}
function log(uint256 p0, uint256 p1, bool p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,bool,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, uint256 p1, bool p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,bool,string)", p0, p1, p2, p3));
}
function log(uint256 p0, uint256 p1, bool p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,bool,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, uint256 p1, bool p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,bool,address)", p0, p1, p2, p3));
}
function log(uint256 p0, uint256 p1, address p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,address,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, uint256 p1, address p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,address,string)", p0, p1, p2, p3));
}
function log(uint256 p0, uint256 p1, address p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,address,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, uint256 p1, address p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,uint256,address,address)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, uint256 p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,uint256,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, uint256 p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,uint256,string)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, uint256 p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,uint256,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, uint256 p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,uint256,address)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, string memory p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,string,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, string memory p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,string,string)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, string memory p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,string,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, string memory p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,string,address)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, bool p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,bool,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, bool p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,bool,string)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, bool p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,bool,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, bool p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,bool,address)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, address p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,address,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, address p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,address,string)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, address p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,address,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, string memory p1, address p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,string,address,address)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, uint256 p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,uint256,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, uint256 p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,uint256,string)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, uint256 p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,uint256,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, uint256 p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,uint256,address)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, string memory p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,string,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, string memory p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,string,string)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, string memory p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,string,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, string memory p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,string,address)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, bool p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,bool,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, bool p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,bool,string)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, bool p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,bool,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, bool p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,bool,address)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, address p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,address,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, address p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,address,string)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, address p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,address,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, bool p1, address p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,bool,address,address)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, uint256 p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,uint256,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, uint256 p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,uint256,string)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, uint256 p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,uint256,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, uint256 p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,uint256,address)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, string memory p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,string,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, string memory p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,string,string)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, string memory p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,string,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, string memory p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,string,address)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, bool p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,bool,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, bool p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,bool,string)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, bool p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,bool,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, bool p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,bool,address)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, address p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,address,uint256)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, address p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,address,string)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, address p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,address,bool)", p0, p1, p2, p3));
}
function log(uint256 p0, address p1, address p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(uint256,address,address,address)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, uint256 p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,uint256,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, uint256 p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,uint256,string)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, uint256 p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,uint256,bool)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, uint256 p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,uint256,address)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, string memory p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,string,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, string memory p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,string,string)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, string memory p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,string,bool)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, string memory p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,string,address)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, bool p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,bool,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, bool p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,bool,string)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, bool p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,bool,bool)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, bool p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,bool,address)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, address p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,address,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, address p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,address,string)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, address p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,address,bool)", p0, p1, p2, p3));
}
function log(string memory p0, uint256 p1, address p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,uint256,address,address)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, uint256 p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,uint256,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, uint256 p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,uint256,string)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, uint256 p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,uint256,bool)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, uint256 p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,uint256,address)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, string memory p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,string,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, string memory p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,string,string)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, string memory p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,string,bool)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, string memory p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,string,address)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, bool p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,bool,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, bool p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,bool,string)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, bool p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,bool,bool)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, bool p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,bool,address)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, address p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,address,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, address p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,address,string)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, address p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,address,bool)", p0, p1, p2, p3));
}
function log(string memory p0, string memory p1, address p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,string,address,address)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, uint256 p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,uint256,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, uint256 p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,uint256,string)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, uint256 p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,uint256,bool)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, uint256 p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,uint256,address)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, string memory p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,string,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, string memory p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,string,string)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, string memory p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,string,bool)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, string memory p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,string,address)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, bool p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,bool,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, bool p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,bool,string)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, bool p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,bool,bool)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, bool p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,bool,address)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, address p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,address,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, address p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,address,string)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, address p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,address,bool)", p0, p1, p2, p3));
}
function log(string memory p0, bool p1, address p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,bool,address,address)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, uint256 p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,uint256,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, uint256 p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,uint256,string)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, uint256 p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,uint256,bool)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, uint256 p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,uint256,address)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, string memory p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,string,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, string memory p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,string,string)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, string memory p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,string,bool)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, string memory p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,string,address)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, bool p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,bool,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, bool p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,bool,string)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, bool p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,bool,bool)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, bool p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,bool,address)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, address p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,address,uint256)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, address p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,address,string)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, address p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,address,bool)", p0, p1, p2, p3));
}
function log(string memory p0, address p1, address p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(string,address,address,address)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, uint256 p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,uint256,uint256)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, uint256 p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,uint256,string)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, uint256 p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,uint256,bool)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, uint256 p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,uint256,address)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, string memory p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,string,uint256)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, string memory p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,string,string)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, string memory p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,string,bool)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, string memory p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,string,address)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, bool p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,bool,uint256)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, bool p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,bool,string)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, bool p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,bool,bool)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, bool p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,bool,address)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, address p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,address,uint256)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, address p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,address,string)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, address p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,address,bool)", p0, p1, p2, p3));
}
function log(bool p0, uint256 p1, address p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,uint256,address,address)", p0, p1, p2, p3));
}
function log(bool p0, string memory p1, uint256 p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string,uint256,uint256)", p0, p1, p2, p3));
}
function log(bool p0, string memory p1, uint256 p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string,uint256,string)", p0, p1, p2, p3));
}
function log(bool p0, string memory p1, uint256 p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string,uint256,bool)", p0, p1, p2, p3));
}
function log(bool p0, string memory p1, uint256 p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string,uint256,address)", p0, p1, p2, p3));
}
function log(bool p0, string memory p1, string memory p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string,string,uint256)", p0, p1, p2, p3));
}
function log(bool p0, string memory p1, string memory p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string,string,string)", p0, p1, p2, p3));
}
function log(bool p0, string memory p1, string memory p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string,string,bool)", p0, p1, p2, p3));
}
function log(bool p0, string memory p1, string memory p2, address p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string,string,address)", p0, p1, p2, p3));
}
function log(bool p0, string memory p1, bool p2, uint256 p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string,bool,uint256)", p0, p1, p2, p3));
}
function log(bool p0, string memory p1, bool p2, string memory p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string,bool,string)", p0, p1, p2, p3));
}
function log(bool p0, string memory p1, bool p2, bool p3) internal pure {
_sendLogPayload(abi.encodeWithSignature("log(bool,string...
// [truncated — 69270 bytes total]
console2.sol 4 lines
// SPDX-License-Identifier: MIT
pragma solidity >=0.4.22 <0.9.0;
import {console as console2} from "./console.sol";
IMulticall3.sol 73 lines
// SPDX-License-Identifier: MIT
pragma solidity >=0.6.2 <0.9.0;
pragma experimental ABIEncoderV2;
interface IMulticall3 {
struct Call {
address target;
bytes callData;
}
struct Call3 {
address target;
bool allowFailure;
bytes callData;
}
struct Call3Value {
address target;
bool allowFailure;
uint256 value;
bytes callData;
}
struct Result {
bool success;
bytes returnData;
}
function aggregate(Call[] calldata calls)
external
payable
returns (uint256 blockNumber, bytes[] memory returnData);
function aggregate3(Call3[] calldata calls) external payable returns (Result[] memory returnData);
function aggregate3Value(Call3Value[] calldata calls) external payable returns (Result[] memory returnData);
function blockAndAggregate(Call[] calldata calls)
external
payable
returns (uint256 blockNumber, bytes32 blockHash, Result[] memory returnData);
function getBasefee() external view returns (uint256 basefee);
function getBlockHash(uint256 blockNumber) external view returns (bytes32 blockHash);
function getBlockNumber() external view returns (uint256 blockNumber);
function getChainId() external view returns (uint256 chainid);
function getCurrentBlockCoinbase() external view returns (address coinbase);
function getCurrentBlockDifficulty() external view returns (uint256 difficulty);
function getCurrentBlockGasLimit() external view returns (uint256 gaslimit);
function getCurrentBlockTimestamp() external view returns (uint256 timestamp);
function getEthBalance(address addr) external view returns (uint256 balance);
function getLastBlockHash() external view returns (bytes32 blockHash);
function tryAggregate(bool requireSuccess, Call[] calldata calls)
external
payable
returns (Result[] memory returnData);
function tryBlockAndAggregate(bool requireSuccess, Call[] calldata calls)
external
payable
returns (uint256 blockNumber, bytes32 blockHash, Result[] memory returnData);
}
safeconsole.sol 13937 lines
// SPDX-License-Identifier: MIT
pragma solidity >=0.6.2 <0.9.0;
/// @author philogy <https://github.com/philogy>
/// @dev Code generated automatically by script.
library safeconsole {
uint256 constant CONSOLE_ADDR = 0x000000000000000000000000000000000000000000636F6e736F6c652e6c6f67;
// Credit to [0age](https://twitter.com/z0age/status/1654922202930888704) and [0xdapper](https://github.com/foundry-rs/forge-std/pull/374)
// for the view-to-pure log trick.
function _sendLogPayload(uint256 offset, uint256 size) private pure {
function(uint256, uint256) internal view fnIn = _sendLogPayloadView;
function(uint256, uint256) internal pure pureSendLogPayload;
/// @solidity memory-safe-assembly
assembly {
pureSendLogPayload := fnIn
}
pureSendLogPayload(offset, size);
}
function _sendLogPayloadView(uint256 offset, uint256 size) private view {
/// @solidity memory-safe-assembly
assembly {
pop(staticcall(gas(), CONSOLE_ADDR, offset, size, 0x0, 0x0))
}
}
function _memcopy(uint256 fromOffset, uint256 toOffset, uint256 length) private pure {
function(uint256, uint256, uint256) internal view fnIn = _memcopyView;
function(uint256, uint256, uint256) internal pure pureMemcopy;
/// @solidity memory-safe-assembly
assembly {
pureMemcopy := fnIn
}
pureMemcopy(fromOffset, toOffset, length);
}
function _memcopyView(uint256 fromOffset, uint256 toOffset, uint256 length) private view {
/// @solidity memory-safe-assembly
assembly {
pop(staticcall(gas(), 0x4, fromOffset, length, toOffset, length))
}
}
function logMemory(uint256 offset, uint256 length) internal pure {
if (offset >= 0x60) {
// Sufficient memory before slice to prepare call header.
bytes32 m0;
bytes32 m1;
bytes32 m2;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(sub(offset, 0x60))
m1 := mload(sub(offset, 0x40))
m2 := mload(sub(offset, 0x20))
// Selector of `log(bytes)`.
mstore(sub(offset, 0x60), 0x0be77f56)
mstore(sub(offset, 0x40), 0x20)
mstore(sub(offset, 0x20), length)
}
_sendLogPayload(offset - 0x44, length + 0x44);
/// @solidity memory-safe-assembly
assembly {
mstore(sub(offset, 0x60), m0)
mstore(sub(offset, 0x40), m1)
mstore(sub(offset, 0x20), m2)
}
} else {
// Insufficient space, so copy slice forward, add header and reverse.
bytes32 m0;
bytes32 m1;
bytes32 m2;
uint256 endOffset = offset + length;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(add(endOffset, 0x00))
m1 := mload(add(endOffset, 0x20))
m2 := mload(add(endOffset, 0x40))
}
_memcopy(offset, offset + 0x60, length);
/// @solidity memory-safe-assembly
assembly {
// Selector of `log(bytes)`.
mstore(add(offset, 0x00), 0x0be77f56)
mstore(add(offset, 0x20), 0x20)
mstore(add(offset, 0x40), length)
}
_sendLogPayload(offset + 0x1c, length + 0x44);
_memcopy(offset + 0x60, offset, length);
/// @solidity memory-safe-assembly
assembly {
mstore(add(endOffset, 0x00), m0)
mstore(add(endOffset, 0x20), m1)
mstore(add(endOffset, 0x40), m2)
}
}
}
function log(address p0) internal pure {
bytes32 m0;
bytes32 m1;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(0x00)
m1 := mload(0x20)
// Selector of `log(address)`.
mstore(0x00, 0x2c2ecbc2)
mstore(0x20, p0)
}
_sendLogPayload(0x1c, 0x24);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
}
}
function log(bool p0) internal pure {
bytes32 m0;
bytes32 m1;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(0x00)
m1 := mload(0x20)
// Selector of `log(bool)`.
mstore(0x00, 0x32458eed)
mstore(0x20, p0)
}
_sendLogPayload(0x1c, 0x24);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
}
}
function log(uint256 p0) internal pure {
bytes32 m0;
bytes32 m1;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(0x00)
m1 := mload(0x20)
// Selector of `log(uint256)`.
mstore(0x00, 0xf82c50f1)
mstore(0x20, p0)
}
_sendLogPayload(0x1c, 0x24);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
}
}
function log(bytes32 p0) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
/// @solidity memory-safe-assembly
assembly {
function writeString(pos, w) {
let length := 0
for {} lt(length, 0x20) { length := add(length, 1) } { if iszero(byte(length, w)) { break } }
mstore(pos, length)
let shift := sub(256, shl(3, length))
mstore(add(pos, 0x20), shl(shift, shr(shift, w)))
}
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
// Selector of `log(string)`.
mstore(0x00, 0x41304fac)
mstore(0x20, 0x20)
writeString(0x40, p0)
}
_sendLogPayload(0x1c, 0x64);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
}
}
function log(address p0, address p1) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
// Selector of `log(address,address)`.
mstore(0x00, 0xdaf0d4aa)
mstore(0x20, p0)
mstore(0x40, p1)
}
_sendLogPayload(0x1c, 0x44);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
}
}
function log(address p0, bool p1) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
// Selector of `log(address,bool)`.
mstore(0x00, 0x75b605d3)
mstore(0x20, p0)
mstore(0x40, p1)
}
_sendLogPayload(0x1c, 0x44);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
}
}
function log(address p0, uint256 p1) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
// Selector of `log(address,uint256)`.
mstore(0x00, 0x8309e8a8)
mstore(0x20, p0)
mstore(0x40, p1)
}
_sendLogPayload(0x1c, 0x44);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
}
}
function log(address p0, bytes32 p1) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
bytes32 m4;
/// @solidity memory-safe-assembly
assembly {
function writeString(pos, w) {
let length := 0
for {} lt(length, 0x20) { length := add(length, 1) } { if iszero(byte(length, w)) { break } }
mstore(pos, length)
let shift := sub(256, shl(3, length))
mstore(add(pos, 0x20), shl(shift, shr(shift, w)))
}
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
m4 := mload(0x80)
// Selector of `log(address,string)`.
mstore(0x00, 0x759f86bb)
mstore(0x20, p0)
mstore(0x40, 0x40)
writeString(0x60, p1)
}
_sendLogPayload(0x1c, 0x84);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
mstore(0x80, m4)
}
}
function log(bool p0, address p1) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
// Selector of `log(bool,address)`.
mstore(0x00, 0x853c4849)
mstore(0x20, p0)
mstore(0x40, p1)
}
_sendLogPayload(0x1c, 0x44);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
}
}
function log(bool p0, bool p1) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
// Selector of `log(bool,bool)`.
mstore(0x00, 0x2a110e83)
mstore(0x20, p0)
mstore(0x40, p1)
}
_sendLogPayload(0x1c, 0x44);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
}
}
function log(bool p0, uint256 p1) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
// Selector of `log(bool,uint256)`.
mstore(0x00, 0x399174d3)
mstore(0x20, p0)
mstore(0x40, p1)
}
_sendLogPayload(0x1c, 0x44);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
}
}
function log(bool p0, bytes32 p1) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
bytes32 m4;
/// @solidity memory-safe-assembly
assembly {
function writeString(pos, w) {
let length := 0
for {} lt(length, 0x20) { length := add(length, 1) } { if iszero(byte(length, w)) { break } }
mstore(pos, length)
let shift := sub(256, shl(3, length))
mstore(add(pos, 0x20), shl(shift, shr(shift, w)))
}
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
m4 := mload(0x80)
// Selector of `log(bool,string)`.
mstore(0x00, 0x8feac525)
mstore(0x20, p0)
mstore(0x40, 0x40)
writeString(0x60, p1)
}
_sendLogPayload(0x1c, 0x84);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
mstore(0x80, m4)
}
}
function log(uint256 p0, address p1) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
// Selector of `log(uint256,address)`.
mstore(0x00, 0x69276c86)
mstore(0x20, p0)
mstore(0x40, p1)
}
_sendLogPayload(0x1c, 0x44);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
}
}
function log(uint256 p0, bool p1) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
// Selector of `log(uint256,bool)`.
mstore(0x00, 0x1c9d7eb3)
mstore(0x20, p0)
mstore(0x40, p1)
}
_sendLogPayload(0x1c, 0x44);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
}
}
function log(uint256 p0, uint256 p1) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
// Selector of `log(uint256,uint256)`.
mstore(0x00, 0xf666715a)
mstore(0x20, p0)
mstore(0x40, p1)
}
_sendLogPayload(0x1c, 0x44);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
}
}
function log(uint256 p0, bytes32 p1) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
bytes32 m4;
/// @solidity memory-safe-assembly
assembly {
function writeString(pos, w) {
let length := 0
for {} lt(length, 0x20) { length := add(length, 1) } { if iszero(byte(length, w)) { break } }
mstore(pos, length)
let shift := sub(256, shl(3, length))
mstore(add(pos, 0x20), shl(shift, shr(shift, w)))
}
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
m4 := mload(0x80)
// Selector of `log(uint256,string)`.
mstore(0x00, 0x643fd0df)
mstore(0x20, p0)
mstore(0x40, 0x40)
writeString(0x60, p1)
}
_sendLogPayload(0x1c, 0x84);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
mstore(0x80, m4)
}
}
function log(bytes32 p0, address p1) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
bytes32 m4;
/// @solidity memory-safe-assembly
assembly {
function writeString(pos, w) {
let length := 0
for {} lt(length, 0x20) { length := add(length, 1) } { if iszero(byte(length, w)) { break } }
mstore(pos, length)
let shift := sub(256, shl(3, length))
mstore(add(pos, 0x20), shl(shift, shr(shift, w)))
}
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
m4 := mload(0x80)
// Selector of `log(string,address)`.
mstore(0x00, 0x319af333)
mstore(0x20, 0x40)
mstore(0x40, p1)
writeString(0x60, p0)
}
_sendLogPayload(0x1c, 0x84);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
mstore(0x80, m4)
}
}
function log(bytes32 p0, bool p1) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
bytes32 m4;
/// @solidity memory-safe-assembly
assembly {
function writeString(pos, w) {
let length := 0
for {} lt(length, 0x20) { length := add(length, 1) } { if iszero(byte(length, w)) { break } }
mstore(pos, length)
let shift := sub(256, shl(3, length))
mstore(add(pos, 0x20), shl(shift, shr(shift, w)))
}
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
m4 := mload(0x80)
// Selector of `log(string,bool)`.
mstore(0x00, 0xc3b55635)
mstore(0x20, 0x40)
mstore(0x40, p1)
writeString(0x60, p0)
}
_sendLogPayload(0x1c, 0x84);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
mstore(0x80, m4)
}
}
function log(bytes32 p0, uint256 p1) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
bytes32 m4;
/// @solidity memory-safe-assembly
assembly {
function writeString(pos, w) {
let length := 0
for {} lt(length, 0x20) { length := add(length, 1) } { if iszero(byte(length, w)) { break } }
mstore(pos, length)
let shift := sub(256, shl(3, length))
mstore(add(pos, 0x20), shl(shift, shr(shift, w)))
}
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
m4 := mload(0x80)
// Selector of `log(string,uint256)`.
mstore(0x00, 0xb60e72cc)
mstore(0x20, 0x40)
mstore(0x40, p1)
writeString(0x60, p0)
}
_sendLogPayload(0x1c, 0x84);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
mstore(0x80, m4)
}
}
function log(bytes32 p0, bytes32 p1) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
bytes32 m4;
bytes32 m5;
bytes32 m6;
/// @solidity memory-safe-assembly
assembly {
function writeString(pos, w) {
let length := 0
for {} lt(length, 0x20) { length := add(length, 1) } { if iszero(byte(length, w)) { break } }
mstore(pos, length)
let shift := sub(256, shl(3, length))
mstore(add(pos, 0x20), shl(shift, shr(shift, w)))
}
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
m4 := mload(0x80)
m5 := mload(0xa0)
m6 := mload(0xc0)
// Selector of `log(string,string)`.
mstore(0x00, 0x4b5c4277)
mstore(0x20, 0x40)
mstore(0x40, 0x80)
writeString(0x60, p0)
writeString(0xa0, p1)
}
_sendLogPayload(0x1c, 0xc4);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
mstore(0x80, m4)
mstore(0xa0, m5)
mstore(0xc0, m6)
}
}
function log(address p0, address p1, address p2) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
// Selector of `log(address,address,address)`.
mstore(0x00, 0x018c84c2)
mstore(0x20, p0)
mstore(0x40, p1)
mstore(0x60, p2)
}
_sendLogPayload(0x1c, 0x64);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
}
}
function log(address p0, address p1, bool p2) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
// Selector of `log(address,address,bool)`.
mstore(0x00, 0xf2a66286)
mstore(0x20, p0)
mstore(0x40, p1)
mstore(0x60, p2)
}
_sendLogPayload(0x1c, 0x64);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
}
}
function log(address p0, address p1, uint256 p2) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
// Selector of `log(address,address,uint256)`.
mstore(0x00, 0x17fe6185)
mstore(0x20, p0)
mstore(0x40, p1)
mstore(0x60, p2)
}
_sendLogPayload(0x1c, 0x64);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
}
}
function log(address p0, address p1, bytes32 p2) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
bytes32 m4;
bytes32 m5;
/// @solidity memory-safe-assembly
assembly {
function writeString(pos, w) {
let length := 0
for {} lt(length, 0x20) { length := add(length, 1) } { if iszero(byte(length, w)) { break } }
mstore(pos, length)
let shift := sub(256, shl(3, length))
mstore(add(pos, 0x20), shl(shift, shr(shift, w)))
}
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
m4 := mload(0x80)
m5 := mload(0xa0)
// Selector of `log(address,address,string)`.
mstore(0x00, 0x007150be)
mstore(0x20, p0)
mstore(0x40, p1)
mstore(0x60, 0x60)
writeString(0x80, p2)
}
_sendLogPayload(0x1c, 0xa4);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
mstore(0x80, m4)
mstore(0xa0, m5)
}
}
function log(address p0, bool p1, address p2) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
// Selector of `log(address,bool,address)`.
mstore(0x00, 0xf11699ed)
mstore(0x20, p0)
mstore(0x40, p1)
mstore(0x60, p2)
}
_sendLogPayload(0x1c, 0x64);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
}
}
function log(address p0, bool p1, bool p2) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
// Selector of `log(address,bool,bool)`.
mstore(0x00, 0xeb830c92)
mstore(0x20, p0)
mstore(0x40, p1)
mstore(0x60, p2)
}
_sendLogPayload(0x1c, 0x64);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
}
}
function log(address p0, bool p1, uint256 p2) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
// Selector of `log(address,bool,uint256)`.
mstore(0x00, 0x9c4f99fb)
mstore(0x20, p0)
mstore(0x40, p1)
mstore(0x60, p2)
}
_sendLogPayload(0x1c, 0x64);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
}
}
function log(address p0, bool p1, bytes32 p2) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
bytes32 m4;
bytes32 m5;
/// @solidity memory-safe-assembly
assembly {
function writeString(pos, w) {
let length := 0
for {} lt(length, 0x20) { length := add(length, 1) } { if iszero(byte(length, w)) { break } }
mstore(pos, length)
let shift := sub(256, shl(3, length))
mstore(add(pos, 0x20), shl(shift, shr(shift, w)))
}
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
m4 := mload(0x80)
m5 := mload(0xa0)
// Selector of `log(address,bool,string)`.
mstore(0x00, 0x212255cc)
mstore(0x20, p0)
mstore(0x40, p1)
mstore(0x60, 0x60)
writeString(0x80, p2)
}
_sendLogPayload(0x1c, 0xa4);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
mstore(0x80, m4)
mstore(0xa0, m5)
}
}
function log(address p0, uint256 p1, address p2) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
// Selector of `log(address,uint256,address)`.
mstore(0x00, 0x7bc0d848)
mstore(0x20, p0)
mstore(0x40, p1)
mstore(0x60, p2)
}
_sendLogPayload(0x1c, 0x64);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
}
}
function log(address p0, uint256 p1, bool p2) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
// Selector of `log(address,uint256,bool)`.
mstore(0x00, 0x678209a8)
mstore(0x20, p0)
mstore(0x40, p1)
mstore(0x60, p2)
}
_sendLogPayload(0x1c, 0x64);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
}
}
function log(address p0, uint256 p1, uint256 p2) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
// Selector of `log(address,uint256,uint256)`.
mstore(0x00, 0xb69bcaf6)
mstore(0x20, p0)
mstore(0x40, p1)
mstore(0x60, p2)
}
_sendLogPayload(0x1c, 0x64);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
}
}
function log(address p0, uint256 p1, bytes32 p2) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
bytes32 m4;
bytes32 m5;
/// @solidity memory-safe-assembly
assembly {
function writeString(pos, w) {
let length := 0
for {} lt(length, 0x20) { length := add(length, 1) } { if iszero(byte(length, w)) { break } }
mstore(pos, length)
let shift := sub(256, shl(3, length))
mstore(add(pos, 0x20), shl(shift, shr(shift, w)))
}
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
m4 := mload(0x80)
m5 := mload(0xa0)
// Selector of `log(address,uint256,string)`.
mstore(0x00, 0xa1f2e8aa)
mstore(0x20, p0)
mstore(0x40, p1)
mstore(0x60, 0x60)
writeString(0x80, p2)
}
_sendLogPayload(0x1c, 0xa4);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
mstore(0x80, m4)
mstore(0xa0, m5)
}
}
function log(address p0, bytes32 p1, address p2) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
bytes32 m4;
bytes32 m5;
/// @solidity memory-safe-assembly
assembly {
function writeString(pos, w) {
let length := 0
for {} lt(length, 0x20) { length := add(length, 1) } { if iszero(byte(length, w)) { break } }
mstore(pos, length)
let shift := sub(256, shl(3, length))
mstore(add(pos, 0x20), shl(shift, shr(shift, w)))
}
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
m4 := mload(0x80)
m5 := mload(0xa0)
// Selector of `log(address,string,address)`.
mstore(0x00, 0xf08744e8)
mstore(0x20, p0)
mstore(0x40, 0x60)
mstore(0x60, p2)
writeString(0x80, p1)
}
_sendLogPayload(0x1c, 0xa4);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
mstore(0x80, m4)
mstore(0xa0, m5)
}
}
function log(address p0, bytes32 p1, bool p2) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
bytes32 m4;
bytes32 m5;
/// @solidity memory-safe-assembly
assembly {
function writeString(pos, w) {
let length := 0
for {} lt(length, 0x20) { length := add(length, 1) } { if iszero(byte(length, w)) { break } }
mstore(pos, length)
let shift := sub(256, shl(3, length))
mstore(add(pos, 0x20), shl(shift, shr(shift, w)))
}
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
m4 := mload(0x80)
m5 := mload(0xa0)
// Selector of `log(address,string,bool)`.
mstore(0x00, 0xcf020fb1)
mstore(0x20, p0)
mstore(0x40, 0x60)
mstore(0x60, p2)
writeString(0x80, p1)
}
_sendLogPayload(0x1c, 0xa4);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
mstore(0x80, m4)
mstore(0xa0, m5)
}
}
function log(address p0, bytes32 p1, uint256 p2) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
bytes32 m4;
bytes32 m5;
/// @solidity memory-safe-assembly
assembly {
function writeString(pos, w) {
let length := 0
for {} lt(length, 0x20) { length := add(length, 1) } { if iszero(byte(length, w)) { break } }
mstore(pos, length)
let shift := sub(256, shl(3, length))
mstore(add(pos, 0x20), shl(shift, shr(shift, w)))
}
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
m4 := mload(0x80)
m5 := mload(0xa0)
// Selector of `log(address,string,uint256)`.
mstore(0x00, 0x67dd6ff1)
mstore(0x20, p0)
mstore(0x40, 0x60)
mstore(0x60, p2)
writeString(0x80, p1)
}
_sendLogPayload(0x1c, 0xa4);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
mstore(0x80, m4)
mstore(0xa0, m5)
}
}
function log(address p0, bytes32 p1, bytes32 p2) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
bytes32 m4;
bytes32 m5;
bytes32 m6;
bytes32 m7;
/// @solidity memory-safe-assembly
assembly {
function writeString(pos, w) {
let length := 0
for {} lt(length, 0x20) { length := add(length, 1) } { if iszero(byte(length, w)) { break } }
mstore(pos, length)
let shift := sub(256, shl(3, length))
mstore(add(pos, 0x20), shl(shift, shr(shift, w)))
}
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
m4 := mload(0x80)
m5 := mload(0xa0)
m6 := mload(0xc0)
m7 := mload(0xe0)
// Selector of `log(address,string,string)`.
mstore(0x00, 0xfb772265)
mstore(0x20, p0)
mstore(0x40, 0x60)
mstore(0x60, 0xa0)
writeString(0x80, p1)
writeString(0xc0, p2)
}
_sendLogPayload(0x1c, 0xe4);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
mstore(0x80, m4)
mstore(0xa0, m5)
mstore(0xc0, m6)
mstore(0xe0, m7)
}
}
function log(bool p0, address p1, address p2) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
// Selector of `log(bool,address,address)`.
mstore(0x00, 0xd2763667)
mstore(0x20, p0)
mstore(0x40, p1)
mstore(0x60, p2)
}
_sendLogPayload(0x1c, 0x64);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
}
}
function log(bool p0, address p1, bool p2) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
// Selector of `log(bool,address,bool)`.
mstore(0x00, 0x18c9c746)
mstore(0x20, p0)
mstore(0x40, p1)
mstore(0x60, p2)
}
_sendLogPayload(0x1c, 0x64);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
}
}
function log(bool p0, address p1, uint256 p2) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
// Selector of `log(bool,address,uint256)`.
mstore(0x00, 0x5f7b9afb)
mstore(0x20, p0)
mstore(0x40, p1)
mstore(0x60, p2)
}
_sendLogPayload(0x1c, 0x64);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
}
}
function log(bool p0, address p1, bytes32 p2) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
bytes32 m4;
bytes32 m5;
/// @solidity memory-safe-assembly
assembly {
function writeString(pos, w) {
let length := 0
for {} lt(length, 0x20) { length := add(length, 1) } { if iszero(byte(length, w)) { break } }
mstore(pos, length)
let shift := sub(256, shl(3, length))
mstore(add(pos, 0x20), shl(shift, shr(shift, w)))
}
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
m4 := mload(0x80)
m5 := mload(0xa0)
// Selector of `log(bool,address,string)`.
mstore(0x00, 0xde9a9270)
mstore(0x20, p0)
mstore(0x40, p1)
mstore(0x60, 0x60)
writeString(0x80, p2)
}
_sendLogPayload(0x1c, 0xa4);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
mstore(0x80, m4)
mstore(0xa0, m5)
}
}
function log(bool p0, bool p1, address p2) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
// Selector of `log(bool,bool,address)`.
mstore(0x00, 0x1078f68d)
mstore(0x20, p0)
mstore(0x40, p1)
mstore(0x60, p2)
}
_sendLogPayload(0x1c, 0x64);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
}
}
function log(bool p0, bool p1, bool p2) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
// Selector of `log(bool,bool,bool)`.
mstore(0x00, 0x50709698)
mstore(0x20, p0)
mstore(0x40, p1)
mstore(0x60, p2)
}
_sendLogPayload(0x1c, 0x64);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
}
}
function log(bool p0, bool p1, uint256 p2) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
// Selector of `log(bool,bool,uint256)`.
mstore(0x00, 0x12f21602)
mstore(0x20, p0)
mstore(0x40, p1)
mstore(0x60, p2)
}
_sendLogPayload(0x1c, 0x64);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
}
}
function log(bool p0, bool p1, bytes32 p2) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
bytes32 m4;
bytes32 m5;
/// @solidity memory-safe-assembly
assembly {
function writeString(pos, w) {
let length := 0
for {} lt(length, 0x20) { length := add(length, 1) } { if iszero(byte(length, w)) { break } }
mstore(pos, length)
let shift := sub(256, shl(3, length))
mstore(add(pos, 0x20), shl(shift, shr(shift, w)))
}
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
m4 := mload(0x80)
m5 := mload(0xa0)
// Selector of `log(bool,bool,string)`.
mstore(0x00, 0x2555fa46)
mstore(0x20, p0)
mstore(0x40, p1)
mstore(0x60, 0x60)
writeString(0x80, p2)
}
_sendLogPayload(0x1c, 0xa4);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
mstore(0x80, m4)
mstore(0xa0, m5)
}
}
function log(bool p0, uint256 p1, address p2) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
// Selector of `log(bool,uint256,address)`.
mstore(0x00, 0x088ef9d2)
mstore(0x20, p0)
mstore(0x40, p1)
mstore(0x60, p2)
}
_sendLogPayload(0x1c, 0x64);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
}
}
function log(bool p0, uint256 p1, bool p2) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
// Selector of `log(bool,uint256,bool)`.
mstore(0x00, 0xe8defba9)
mstore(0x20, p0)
mstore(0x40, p1)
mstore(0x60, p2)
}
_sendLogPayload(0x1c, 0x64);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
}
}
function log(bool p0, uint256 p1, uint256 p2) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
/// @solidity memory-safe-assembly
assembly {
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
// Selector of `log(bool,uint256,uint256)`.
mstore(0x00, 0x37103367)
mstore(0x20, p0)
mstore(0x40, p1)
mstore(0x60, p2)
}
_sendLogPayload(0x1c, 0x64);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
}
}
function log(bool p0, uint256 p1, bytes32 p2) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
bytes32 m4;
bytes32 m5;
/// @solidity memory-safe-assembly
assembly {
function writeString(pos, w) {
let length := 0
for {} lt(length, 0x20) { length := add(length, 1) } { if iszero(byte(length, w)) { break } }
mstore(pos, length)
let shift := sub(256, shl(3, length))
mstore(add(pos, 0x20), shl(shift, shr(shift, w)))
}
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
m4 := mload(0x80)
m5 := mload(0xa0)
// Selector of `log(bool,uint256,string)`.
mstore(0x00, 0xc3fc3970)
mstore(0x20, p0)
mstore(0x40, p1)
mstore(0x60, 0x60)
writeString(0x80, p2)
}
_sendLogPayload(0x1c, 0xa4);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
mstore(0x80, m4)
mstore(0xa0, m5)
}
}
function log(bool p0, bytes32 p1, address p2) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
bytes32 m4;
bytes32 m5;
/// @solidity memory-safe-assembly
assembly {
function writeString(pos, w) {
let length := 0
for {} lt(length, 0x20) { length := add(length, 1) } { if iszero(byte(length, w)) { break } }
mstore(pos, length)
let shift := sub(256, shl(3, length))
mstore(add(pos, 0x20), shl(shift, shr(shift, w)))
}
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
m4 := mload(0x80)
m5 := mload(0xa0)
// Selector of `log(bool,string,address)`.
mstore(0x00, 0x9591b953)
mstore(0x20, p0)
mstore(0x40, 0x60)
mstore(0x60, p2)
writeString(0x80, p1)
}
_sendLogPayload(0x1c, 0xa4);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
mstore(0x80, m4)
mstore(0xa0, m5)
}
}
function log(bool p0, bytes32 p1, bool p2) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
bytes32 m4;
bytes32 m5;
/// @solidity memory-safe-assembly
assembly {
function writeString(pos, w) {
let length := 0
for {} lt(length, 0x20) { length := add(length, 1) } { if iszero(byte(length, w)) { break } }
mstore(pos, length)
let shift := sub(256, shl(3, length))
mstore(add(pos, 0x20), shl(shift, shr(shift, w)))
}
m0 := mload(0x00)
m1 := mload(0x20)
m2 := mload(0x40)
m3 := mload(0x60)
m4 := mload(0x80)
m5 := mload(0xa0)
// Selector of `log(bool,string,bool)`.
mstore(0x00, 0xdbb4c247)
mstore(0x20, p0)
mstore(0x40, 0x60)
mstore(0x60, p2)
writeString(0x80, p1)
}
_sendLogPayload(0x1c, 0xa4);
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, m0)
mstore(0x20, m1)
mstore(0x40, m2)
mstore(0x60, m3)
mstore(0x80, m4)
mstore(0xa0, m5)
}
}
function log(bool p0, bytes32 p1, uint256 p2) internal pure {
bytes32 m0;
bytes32 m1;
bytes32 m2;
bytes32 m3;
bytes32 m4;
bytes32 m5;
/// @solidity memory-safe-assembly
assembly {
function writeString(pos, w) {
let length := 0
...
// [truncated — 427535 bytes total]
AccessControlUpgradeable.sol 233 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (access/AccessControl.sol)
pragma solidity ^0.8.20;
import {IAccessControl} from "@openzeppelin/contracts/access/IAccessControl.sol";
import {ContextUpgradeable} from "../utils/ContextUpgradeable.sol";
import {ERC165Upgradeable} from "../utils/introspection/ERC165Upgradeable.sol";
import {Initializable} from "../proxy/utils/Initializable.sol";
/**
* @dev Contract module that allows children to implement role-based access
* control mechanisms. This is a lightweight version that doesn't allow enumerating role
* members except through off-chain means by accessing the contract event logs. Some
* applications may benefit from on-chain enumerability, for those cases see
* {AccessControlEnumerable}.
*
* Roles are referred to by their `bytes32` identifier. These should be exposed
* in the external API and be unique. The best way to achieve this is by
* using `public constant` hash digests:
*
* ```solidity
* bytes32 public constant MY_ROLE = keccak256("MY_ROLE");
* ```
*
* Roles can be used to represent a set of permissions. To restrict access to a
* function call, use {hasRole}:
*
* ```solidity
* function foo() public {
* require(hasRole(MY_ROLE, msg.sender));
* ...
* }
* ```
*
* Roles can be granted and revoked dynamically via the {grantRole} and
* {revokeRole} functions. Each role has an associated admin role, and only
* accounts that have a role's admin role can call {grantRole} and {revokeRole}.
*
* By default, the admin role for all roles is `DEFAULT_ADMIN_ROLE`, which means
* that only accounts with this role will be able to grant or revoke other
* roles. More complex role relationships can be created by using
* {_setRoleAdmin}.
*
* WARNING: The `DEFAULT_ADMIN_ROLE` is also its own admin: it has permission to
* grant and revoke this role. Extra precautions should be taken to secure
* accounts that have been granted it. We recommend using {AccessControlDefaultAdminRules}
* to enforce additional security measures for this role.
*/
abstract contract AccessControlUpgradeable is Initializable, ContextUpgradeable, IAccessControl, ERC165Upgradeable {
struct RoleData {
mapping(address account => bool) hasRole;
bytes32 adminRole;
}
bytes32 public constant DEFAULT_ADMIN_ROLE = 0x00;
/// @custom:storage-location erc7201:openzeppelin.storage.AccessControl
struct AccessControlStorage {
mapping(bytes32 role => RoleData) _roles;
}
// keccak256(abi.encode(uint256(keccak256("openzeppelin.storage.AccessControl")) - 1)) & ~bytes32(uint256(0xff))
bytes32 private constant AccessControlStorageLocation = 0x02dd7bc7dec4dceedda775e58dd541e08a116c6c53815c0bd028192f7b626800;
function _getAccessControlStorage() private pure returns (AccessControlStorage storage $) {
assembly {
$.slot := AccessControlStorageLocation
}
}
/**
* @dev Modifier that checks that an account has a specific role. Reverts
* with an {AccessControlUnauthorizedAccount} error including the required role.
*/
modifier onlyRole(bytes32 role) {
_checkRole(role);
_;
}
function __AccessControl_init() internal onlyInitializing {
}
function __AccessControl_init_unchained() internal onlyInitializing {
}
/**
* @dev See {IERC165-supportsInterface}.
*/
function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
return interfaceId == type(IAccessControl).interfaceId || super.supportsInterface(interfaceId);
}
/**
* @dev Returns `true` if `account` has been granted `role`.
*/
function hasRole(bytes32 role, address account) public view virtual returns (bool) {
AccessControlStorage storage $ = _getAccessControlStorage();
return $._roles[role].hasRole[account];
}
/**
* @dev Reverts with an {AccessControlUnauthorizedAccount} error if `_msgSender()`
* is missing `role`. Overriding this function changes the behavior of the {onlyRole} modifier.
*/
function _checkRole(bytes32 role) internal view virtual {
_checkRole(role, _msgSender());
}
/**
* @dev Reverts with an {AccessControlUnauthorizedAccount} error if `account`
* is missing `role`.
*/
function _checkRole(bytes32 role, address account) internal view virtual {
if (!hasRole(role, account)) {
revert AccessControlUnauthorizedAccount(account, role);
}
}
/**
* @dev Returns the admin role that controls `role`. See {grantRole} and
* {revokeRole}.
*
* To change a role's admin, use {_setRoleAdmin}.
*/
function getRoleAdmin(bytes32 role) public view virtual returns (bytes32) {
AccessControlStorage storage $ = _getAccessControlStorage();
return $._roles[role].adminRole;
}
/**
* @dev Grants `role` to `account`.
*
* If `account` had not been already granted `role`, emits a {RoleGranted}
* event.
*
* Requirements:
*
* - the caller must have ``role``'s admin role.
*
* May emit a {RoleGranted} event.
*/
function grantRole(bytes32 role, address account) public virtual onlyRole(getRoleAdmin(role)) {
_grantRole(role, account);
}
/**
* @dev Revokes `role` from `account`.
*
* If `account` had been granted `role`, emits a {RoleRevoked} event.
*
* Requirements:
*
* - the caller must have ``role``'s admin role.
*
* May emit a {RoleRevoked} event.
*/
function revokeRole(bytes32 role, address account) public virtual onlyRole(getRoleAdmin(role)) {
_revokeRole(role, account);
}
/**
* @dev Revokes `role` from the calling account.
*
* Roles are often managed via {grantRole} and {revokeRole}: this function's
* purpose is to provide a mechanism for accounts to lose their privileges
* if they are compromised (such as when a trusted device is misplaced).
*
* If the calling account had been revoked `role`, emits a {RoleRevoked}
* event.
*
* Requirements:
*
* - the caller must be `callerConfirmation`.
*
* May emit a {RoleRevoked} event.
*/
function renounceRole(bytes32 role, address callerConfirmation) public virtual {
if (callerConfirmation != _msgSender()) {
revert AccessControlBadConfirmation();
}
_revokeRole(role, callerConfirmation);
}
/**
* @dev Sets `adminRole` as ``role``'s admin role.
*
* Emits a {RoleAdminChanged} event.
*/
function _setRoleAdmin(bytes32 role, bytes32 adminRole) internal virtual {
AccessControlStorage storage $ = _getAccessControlStorage();
bytes32 previousAdminRole = getRoleAdmin(role);
$._roles[role].adminRole = adminRole;
emit RoleAdminChanged(role, previousAdminRole, adminRole);
}
/**
* @dev Attempts to grant `role` to `account` and returns a boolean indicating if `role` was granted.
*
* Internal function without access restriction.
*
* May emit a {RoleGranted} event.
*/
function _grantRole(bytes32 role, address account) internal virtual returns (bool) {
AccessControlStorage storage $ = _getAccessControlStorage();
if (!hasRole(role, account)) {
$._roles[role].hasRole[account] = true;
emit RoleGranted(role, account, _msgSender());
return true;
} else {
return false;
}
}
/**
* @dev Attempts to revoke `role` to `account` and returns a boolean indicating if `role` was revoked.
*
* Internal function without access restriction.
*
* May emit a {RoleRevoked} event.
*/
function _revokeRole(bytes32 role, address account) internal virtual returns (bool) {
AccessControlStorage storage $ = _getAccessControlStorage();
if (hasRole(role, account)) {
$._roles[role].hasRole[account] = false;
emit RoleRevoked(role, account, _msgSender());
return true;
} else {
return false;
}
}
}
Initializable.sol 228 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (proxy/utils/Initializable.sol)
pragma solidity ^0.8.20;
/**
* @dev This is a base contract to aid in writing upgradeable contracts, or any kind of contract that will be deployed
* behind a proxy. Since proxied contracts do not make use of a constructor, it's common to move constructor logic to an
* external initializer function, usually called `initialize`. It then becomes necessary to protect this initializer
* function so it can only be called once. The {initializer} modifier provided by this contract will have this effect.
*
* The initialization functions use a version number. Once a version number is used, it is consumed and cannot be
* reused. This mechanism prevents re-execution of each "step" but allows the creation of new initialization steps in
* case an upgrade adds a module that needs to be initialized.
*
* For example:
*
* [.hljs-theme-light.nopadding]
* ```solidity
* contract MyToken is ERC20Upgradeable {
* function initialize() initializer public {
* __ERC20_init("MyToken", "MTK");
* }
* }
*
* contract MyTokenV2 is MyToken, ERC20PermitUpgradeable {
* function initializeV2() reinitializer(2) public {
* __ERC20Permit_init("MyToken");
* }
* }
* ```
*
* TIP: To avoid leaving the proxy in an uninitialized state, the initializer function should be called as early as
* possible by providing the encoded function call as the `_data` argument to {ERC1967Proxy-constructor}.
*
* CAUTION: When used with inheritance, manual care must be taken to not invoke a parent initializer twice, or to ensure
* that all initializers are idempotent. This is not verified automatically as constructors are by Solidity.
*
* [CAUTION]
* ====
* Avoid leaving a contract uninitialized.
*
* An uninitialized contract can be taken over by an attacker. This applies to both a proxy and its implementation
* contract, which may impact the proxy. To prevent the implementation contract from being used, you should invoke
* the {_disableInitializers} function in the constructor to automatically lock it when it is deployed:
*
* [.hljs-theme-light.nopadding]
* ```
* /// @custom:oz-upgrades-unsafe-allow constructor
* constructor() {
* _disableInitializers();
* }
* ```
* ====
*/
abstract contract Initializable {
/**
* @dev Storage of the initializable contract.
*
* It's implemented on a custom ERC-7201 namespace to reduce the risk of storage collisions
* when using with upgradeable contracts.
*
* @custom:storage-location erc7201:openzeppelin.storage.Initializable
*/
struct InitializableStorage {
/**
* @dev Indicates that the contract has been initialized.
*/
uint64 _initialized;
/**
* @dev Indicates that the contract is in the process of being initialized.
*/
bool _initializing;
}
// keccak256(abi.encode(uint256(keccak256("openzeppelin.storage.Initializable")) - 1)) & ~bytes32(uint256(0xff))
bytes32 private constant INITIALIZABLE_STORAGE = 0xf0c57e16840df040f15088dc2f81fe391c3923bec73e23a9662efc9c229c6a00;
/**
* @dev The contract is already initialized.
*/
error InvalidInitialization();
/**
* @dev The contract is not initializing.
*/
error NotInitializing();
/**
* @dev Triggered when the contract has been initialized or reinitialized.
*/
event Initialized(uint64 version);
/**
* @dev A modifier that defines a protected initializer function that can be invoked at most once. In its scope,
* `onlyInitializing` functions can be used to initialize parent contracts.
*
* Similar to `reinitializer(1)`, except that in the context of a constructor an `initializer` may be invoked any
* number of times. This behavior in the constructor can be useful during testing and is not expected to be used in
* production.
*
* Emits an {Initialized} event.
*/
modifier initializer() {
// solhint-disable-next-line var-name-mixedcase
InitializableStorage storage $ = _getInitializableStorage();
// Cache values to avoid duplicated sloads
bool isTopLevelCall = !$._initializing;
uint64 initialized = $._initialized;
// Allowed calls:
// - initialSetup: the contract is not in the initializing state and no previous version was
// initialized
// - construction: the contract is initialized at version 1 (no reininitialization) and the
// current contract is just being deployed
bool initialSetup = initialized == 0 && isTopLevelCall;
bool construction = initialized == 1 && address(this).code.length == 0;
if (!initialSetup && !construction) {
revert InvalidInitialization();
}
$._initialized = 1;
if (isTopLevelCall) {
$._initializing = true;
}
_;
if (isTopLevelCall) {
$._initializing = false;
emit Initialized(1);
}
}
/**
* @dev A modifier that defines a protected reinitializer function that can be invoked at most once, and only if the
* contract hasn't been initialized to a greater version before. In its scope, `onlyInitializing` functions can be
* used to initialize parent contracts.
*
* A reinitializer may be used after the original initialization step. This is essential to configure modules that
* are added through upgrades and that require initialization.
*
* When `version` is 1, this modifier is similar to `initializer`, except that functions marked with `reinitializer`
* cannot be nested. If one is invoked in the context of another, execution will revert.
*
* Note that versions can jump in increments greater than 1; this implies that if multiple reinitializers coexist in
* a contract, executing them in the right order is up to the developer or operator.
*
* WARNING: Setting the version to 2**64 - 1 will prevent any future reinitialization.
*
* Emits an {Initialized} event.
*/
modifier reinitializer(uint64 version) {
// solhint-disable-next-line var-name-mixedcase
InitializableStorage storage $ = _getInitializableStorage();
if ($._initializing || $._initialized >= version) {
revert InvalidInitialization();
}
$._initialized = version;
$._initializing = true;
_;
$._initializing = false;
emit Initialized(version);
}
/**
* @dev Modifier to protect an initialization function so that it can only be invoked by functions with the
* {initializer} and {reinitializer} modifiers, directly or indirectly.
*/
modifier onlyInitializing() {
_checkInitializing();
_;
}
/**
* @dev Reverts if the contract is not in an initializing state. See {onlyInitializing}.
*/
function _checkInitializing() internal view virtual {
if (!_isInitializing()) {
revert NotInitializing();
}
}
/**
* @dev Locks the contract, preventing any future reinitialization. This cannot be part of an initializer call.
* Calling this in the constructor of a contract will prevent that contract from being initialized or reinitialized
* to any version. It is recommended to use this to lock implementation contracts that are designed to be called
* through proxies.
*
* Emits an {Initialized} event the first time it is successfully executed.
*/
function _disableInitializers() internal virtual {
// solhint-disable-next-line var-name-mixedcase
InitializableStorage storage $ = _getInitializableStorage();
if ($._initializing) {
revert InvalidInitialization();
}
if ($._initialized != type(uint64).max) {
$._initialized = type(uint64).max;
emit Initialized(type(uint64).max);
}
}
/**
* @dev Returns the highest version that has been initialized. See {reinitializer}.
*/
function _getInitializedVersion() internal view returns (uint64) {
return _getInitializableStorage()._initialized;
}
/**
* @dev Returns `true` if the contract is currently initializing. See {onlyInitializing}.
*/
function _isInitializing() internal view returns (bool) {
return _getInitializableStorage()._initializing;
}
/**
* @dev Returns a pointer to the storage namespace.
*/
// solhint-disable-next-line var-name-mixedcase
function _getInitializableStorage() private pure returns (InitializableStorage storage $) {
assembly {
$.slot := INITIALIZABLE_STORAGE
}
}
}
ERC20Upgradeable.sol 341 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/ERC20.sol)
pragma solidity ^0.8.20;
import {IERC20} from "@openzeppelin/contracts/token/ERC20/IERC20.sol";
import {IERC20Metadata} from "@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol";
import {ContextUpgradeable} from "../../utils/ContextUpgradeable.sol";
import {IERC20Errors} from "@openzeppelin/contracts/interfaces/draft-IERC6093.sol";
import {Initializable} from "../../proxy/utils/Initializable.sol";
/**
* @dev Implementation of the {IERC20} interface.
*
* This implementation is agnostic to the way tokens are created. This means
* that a supply mechanism has to be added in a derived contract using {_mint}.
*
* TIP: For a detailed writeup see our guide
* https://forum.openzeppelin.com/t/how-to-implement-erc20-supply-mechanisms/226[How
* to implement supply mechanisms].
*
* The default value of {decimals} is 18. To change this, you should override
* this function so it returns a different value.
*
* We have followed general OpenZeppelin Contracts guidelines: functions revert
* instead returning `false` on failure. This behavior is nonetheless
* conventional and does not conflict with the expectations of ERC20
* applications.
*
* Additionally, an {Approval} event is emitted on calls to {transferFrom}.
* This allows applications to reconstruct the allowance for all accounts just
* by listening to said events. Other implementations of the EIP may not emit
* these events, as it isn't required by the specification.
*/
abstract contract ERC20Upgradeable is Initializable, ContextUpgradeable, IERC20, IERC20Metadata, IERC20Errors {
/// @custom:storage-location erc7201:openzeppelin.storage.ERC20
struct ERC20Storage {
mapping(address account => uint256) _balances;
mapping(address account => mapping(address spender => uint256)) _allowances;
uint256 _totalSupply;
string _name;
string _symbol;
}
// keccak256(abi.encode(uint256(keccak256("openzeppelin.storage.ERC20")) - 1)) & ~bytes32(uint256(0xff))
bytes32 private constant ERC20StorageLocation = 0x52c63247e1f47db19d5ce0460030c497f067ca4cebf71ba98eeadabe20bace00;
function _getERC20Storage() private pure returns (ERC20Storage storage $) {
assembly {
$.slot := ERC20StorageLocation
}
}
/**
* @dev Sets the values for {name} and {symbol}.
*
* All two of these values are immutable: they can only be set once during
* construction.
*/
function __ERC20_init(string memory name_, string memory symbol_) internal onlyInitializing {
__ERC20_init_unchained(name_, symbol_);
}
function __ERC20_init_unchained(string memory name_, string memory symbol_) internal onlyInitializing {
ERC20Storage storage $ = _getERC20Storage();
$._name = name_;
$._symbol = symbol_;
}
/**
* @dev Returns the name of the token.
*/
function name() public view virtual returns (string memory) {
ERC20Storage storage $ = _getERC20Storage();
return $._name;
}
/**
* @dev Returns the symbol of the token, usually a shorter version of the
* name.
*/
function symbol() public view virtual returns (string memory) {
ERC20Storage storage $ = _getERC20Storage();
return $._symbol;
}
/**
* @dev Returns the number of decimals used to get its user representation.
* For example, if `decimals` equals `2`, a balance of `505` tokens should
* be displayed to a user as `5.05` (`505 / 10 ** 2`).
*
* Tokens usually opt for a value of 18, imitating the relationship between
* Ether and Wei. This is the default value returned by this function, unless
* it's overridden.
*
* NOTE: This information is only used for _display_ purposes: it in
* no way affects any of the arithmetic of the contract, including
* {IERC20-balanceOf} and {IERC20-transfer}.
*/
function decimals() public view virtual returns (uint8) {
return 18;
}
/**
* @dev See {IERC20-totalSupply}.
*/
function totalSupply() public view virtual returns (uint256) {
ERC20Storage storage $ = _getERC20Storage();
return $._totalSupply;
}
/**
* @dev See {IERC20-balanceOf}.
*/
function balanceOf(address account) public view virtual returns (uint256) {
ERC20Storage storage $ = _getERC20Storage();
return $._balances[account];
}
/**
* @dev See {IERC20-transfer}.
*
* Requirements:
*
* - `to` cannot be the zero address.
* - the caller must have a balance of at least `value`.
*/
function transfer(address to, uint256 value) public virtual returns (bool) {
address owner = _msgSender();
_transfer(owner, to, value);
return true;
}
/**
* @dev See {IERC20-allowance}.
*/
function allowance(address owner, address spender) public view virtual returns (uint256) {
ERC20Storage storage $ = _getERC20Storage();
return $._allowances[owner][spender];
}
/**
* @dev See {IERC20-approve}.
*
* NOTE: If `value` is the maximum `uint256`, the allowance is not updated on
* `transferFrom`. This is semantically equivalent to an infinite approval.
*
* Requirements:
*
* - `spender` cannot be the zero address.
*/
function approve(address spender, uint256 value) public virtual returns (bool) {
address owner = _msgSender();
_approve(owner, spender, value);
return true;
}
/**
* @dev See {IERC20-transferFrom}.
*
* Emits an {Approval} event indicating the updated allowance. This is not
* required by the EIP. See the note at the beginning of {ERC20}.
*
* NOTE: Does not update the allowance if the current allowance
* is the maximum `uint256`.
*
* Requirements:
*
* - `from` and `to` cannot be the zero address.
* - `from` must have a balance of at least `value`.
* - the caller must have allowance for ``from``'s tokens of at least
* `value`.
*/
function transferFrom(address from, address to, uint256 value) public virtual returns (bool) {
address spender = _msgSender();
_spendAllowance(from, spender, value);
_transfer(from, to, value);
return true;
}
/**
* @dev Moves a `value` amount of tokens from `from` to `to`.
*
* This internal function is equivalent to {transfer}, and can be used to
* e.g. implement automatic token fees, slashing mechanisms, etc.
*
* Emits a {Transfer} event.
*
* NOTE: This function is not virtual, {_update} should be overridden instead.
*/
function _transfer(address from, address to, uint256 value) internal {
if (from == address(0)) {
revert ERC20InvalidSender(address(0));
}
if (to == address(0)) {
revert ERC20InvalidReceiver(address(0));
}
_update(from, to, value);
}
/**
* @dev Transfers a `value` amount of tokens from `from` to `to`, or alternatively mints (or burns) if `from`
* (or `to`) is the zero address. All customizations to transfers, mints, and burns should be done by overriding
* this function.
*
* Emits a {Transfer} event.
*/
function _update(address from, address to, uint256 value) internal virtual {
ERC20Storage storage $ = _getERC20Storage();
if (from == address(0)) {
// Overflow check required: The rest of the code assumes that totalSupply never overflows
$._totalSupply += value;
} else {
uint256 fromBalance = $._balances[from];
if (fromBalance < value) {
revert ERC20InsufficientBalance(from, fromBalance, value);
}
unchecked {
// Overflow not possible: value <= fromBalance <= totalSupply.
$._balances[from] = fromBalance - value;
}
}
if (to == address(0)) {
unchecked {
// Overflow not possible: value <= totalSupply or value <= fromBalance <= totalSupply.
$._totalSupply -= value;
}
} else {
unchecked {
// Overflow not possible: balance + value is at most totalSupply, which we know fits into a uint256.
$._balances[to] += value;
}
}
emit Transfer(from, to, value);
}
/**
* @dev Creates a `value` amount of tokens and assigns them to `account`, by transferring it from address(0).
* Relies on the `_update` mechanism
*
* Emits a {Transfer} event with `from` set to the zero address.
*
* NOTE: This function is not virtual, {_update} should be overridden instead.
*/
function _mint(address account, uint256 value) internal {
if (account == address(0)) {
revert ERC20InvalidReceiver(address(0));
}
_update(address(0), account, value);
}
/**
* @dev Destroys a `value` amount of tokens from `account`, lowering the total supply.
* Relies on the `_update` mechanism.
*
* Emits a {Transfer} event with `to` set to the zero address.
*
* NOTE: This function is not virtual, {_update} should be overridden instead
*/
function _burn(address account, uint256 value) internal {
if (account == address(0)) {
revert ERC20InvalidSender(address(0));
}
_update(account, address(0), value);
}
/**
* @dev Sets `value` as the allowance of `spender` over the `owner` s tokens.
*
* This internal function is equivalent to `approve`, and can be used to
* e.g. set automatic allowances for certain subsystems, etc.
*
* Emits an {Approval} event.
*
* Requirements:
*
* - `owner` cannot be the zero address.
* - `spender` cannot be the zero address.
*
* Overrides to this logic should be done to the variant with an additional `bool emitEvent` argument.
*/
function _approve(address owner, address spender, uint256 value) internal {
_approve(owner, spender, value, true);
}
/**
* @dev Variant of {_approve} with an optional flag to enable or disable the {Approval} event.
*
* By default (when calling {_approve}) the flag is set to true. On the other hand, approval changes made by
* `_spendAllowance` during the `transferFrom` operation set the flag to false. This saves gas by not emitting any
* `Approval` event during `transferFrom` operations.
*
* Anyone who wishes to continue emitting `Approval` events on the`transferFrom` operation can force the flag to
* true using the following override:
* ```
* function _approve(address owner, address spender, uint256 value, bool) internal virtual override {
* super._approve(owner, spender, value, true);
* }
* ```
*
* Requirements are the same as {_approve}.
*/
function _approve(address owner, address spender, uint256 value, bool emitEvent) internal virtual {
ERC20Storage storage $ = _getERC20Storage();
if (owner == address(0)) {
revert ERC20InvalidApprover(address(0));
}
if (spender == address(0)) {
revert ERC20InvalidSpender(address(0));
}
$._allowances[owner][spender] = value;
if (emitEvent) {
emit Approval(owner, spender, value);
}
}
/**
* @dev Updates `owner` s allowance for `spender` based on spent `value`.
*
* Does not update the allowance value in case of infinite allowance.
* Revert if not enough allowance is available.
*
* Does not emit an {Approval} event.
*/
function _spendAllowance(address owner, address spender, uint256 value) internal virtual {
uint256 currentAllowance = allowance(owner, spender);
if (currentAllowance != type(uint256).max) {
if (currentAllowance < value) {
revert ERC20InsufficientAllowance(spender, currentAllowance, value);
}
unchecked {
_approve(owner, spender, currentAllowance - value, false);
}
}
}
}
ERC20PermitUpgradeable.sol 88 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/extensions/ERC20Permit.sol)
pragma solidity ^0.8.20;
import {IERC20Permit} from "@openzeppelin/contracts/token/ERC20/extensions/IERC20Permit.sol";
import {ERC20Upgradeable} from "../ERC20Upgradeable.sol";
import {ECDSA} from "@openzeppelin/contracts/utils/cryptography/ECDSA.sol";
import {EIP712Upgradeable} from "../../../utils/cryptography/EIP712Upgradeable.sol";
import {NoncesUpgradeable} from "../../../utils/NoncesUpgradeable.sol";
import {Initializable} from "../../../proxy/utils/Initializable.sol";
/**
* @dev Implementation of the ERC20 Permit extension allowing approvals to be made via signatures, as defined in
* https://eips.ethereum.org/EIPS/eip-2612[EIP-2612].
*
* Adds the {permit} method, which can be used to change an account's ERC20 allowance (see {IERC20-allowance}) by
* presenting a message signed by the account. By not relying on `{IERC20-approve}`, the token holder account doesn't
* need to send a transaction, and thus is not required to hold Ether at all.
*/
abstract contract ERC20PermitUpgradeable is Initializable, ERC20Upgradeable, IERC20Permit, EIP712Upgradeable, NoncesUpgradeable {
bytes32 private constant PERMIT_TYPEHASH =
keccak256("Permit(address owner,address spender,uint256 value,uint256 nonce,uint256 deadline)");
/**
* @dev Permit deadline has expired.
*/
error ERC2612ExpiredSignature(uint256 deadline);
/**
* @dev Mismatched signature.
*/
error ERC2612InvalidSigner(address signer, address owner);
/**
* @dev Initializes the {EIP712} domain separator using the `name` parameter, and setting `version` to `"1"`.
*
* It's a good idea to use the same `name` that is defined as the ERC20 token name.
*/
function __ERC20Permit_init(string memory name) internal onlyInitializing {
__EIP712_init_unchained(name, "1");
}
function __ERC20Permit_init_unchained(string memory) internal onlyInitializing {}
/**
* @inheritdoc IERC20Permit
*/
function permit(
address owner,
address spender,
uint256 value,
uint256 deadline,
uint8 v,
bytes32 r,
bytes32 s
) public virtual {
if (block.timestamp > deadline) {
revert ERC2612ExpiredSignature(deadline);
}
bytes32 structHash = keccak256(abi.encode(PERMIT_TYPEHASH, owner, spender, value, _useNonce(owner), deadline));
bytes32 hash = _hashTypedDataV4(structHash);
address signer = ECDSA.recover(hash, v, r, s);
if (signer != owner) {
revert ERC2612InvalidSigner(signer, owner);
}
_approve(owner, spender, value);
}
/**
* @inheritdoc IERC20Permit
*/
function nonces(address owner) public view virtual override(IERC20Permit, NoncesUpgradeable) returns (uint256) {
return super.nonces(owner);
}
/**
* @inheritdoc IERC20Permit
*/
// solhint-disable-next-line func-name-mixedcase
function DOMAIN_SEPARATOR() external view virtual returns (bytes32) {
return _domainSeparatorV4();
}
}
ContextUpgradeable.sol 34 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.1) (utils/Context.sol)
pragma solidity ^0.8.20;
import {Initializable} from "../proxy/utils/Initializable.sol";
/**
* @dev Provides information about the current execution context, including the
* sender of the transaction and its data. While these are generally available
* via msg.sender and msg.data, they should not be accessed in such a direct
* manner, since when dealing with meta-transactions the account sending and
* paying for execution may not be the actual sender (as far as an application
* is concerned).
*
* This contract is only required for intermediate, library-like contracts.
*/
abstract contract ContextUpgradeable is Initializable {
function __Context_init() internal onlyInitializing {
}
function __Context_init_unchained() internal onlyInitializing {
}
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
function _contextSuffixLength() internal view virtual returns (uint256) {
return 0;
}
}
NoncesUpgradeable.sol 66 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (utils/Nonces.sol)
pragma solidity ^0.8.20;
import {Initializable} from "../proxy/utils/Initializable.sol";
/**
* @dev Provides tracking nonces for addresses. Nonces will only increment.
*/
abstract contract NoncesUpgradeable is Initializable {
/**
* @dev The nonce used for an `account` is not the expected current nonce.
*/
error InvalidAccountNonce(address account, uint256 currentNonce);
/// @custom:storage-location erc7201:openzeppelin.storage.Nonces
struct NoncesStorage {
mapping(address account => uint256) _nonces;
}
// keccak256(abi.encode(uint256(keccak256("openzeppelin.storage.Nonces")) - 1)) & ~bytes32(uint256(0xff))
bytes32 private constant NoncesStorageLocation = 0x5ab42ced628888259c08ac98db1eb0cf702fc1501344311d8b100cd1bfe4bb00;
function _getNoncesStorage() private pure returns (NoncesStorage storage $) {
assembly {
$.slot := NoncesStorageLocation
}
}
function __Nonces_init() internal onlyInitializing {
}
function __Nonces_init_unchained() internal onlyInitializing {
}
/**
* @dev Returns the next unused nonce for an address.
*/
function nonces(address owner) public view virtual returns (uint256) {
NoncesStorage storage $ = _getNoncesStorage();
return $._nonces[owner];
}
/**
* @dev Consumes a nonce.
*
* Returns the current value and increments nonce.
*/
function _useNonce(address owner) internal virtual returns (uint256) {
NoncesStorage storage $ = _getNoncesStorage();
// For each account, the nonce has an initial value of 0, can only be incremented by one, and cannot be
// decremented or reset. This guarantees that the nonce never overflows.
unchecked {
// It is important to do x++ and not ++x here.
return $._nonces[owner]++;
}
}
/**
* @dev Same as {_useNonce} but checking that `nonce` is the next valid for `owner`.
*/
function _useCheckedNonce(address owner, uint256 nonce) internal virtual {
uint256 current = _useNonce(owner);
if (nonce != current) {
revert InvalidAccountNonce(owner, current);
}
}
}
ReentrancyGuardUpgradeable.sol 105 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (utils/ReentrancyGuard.sol)
pragma solidity ^0.8.20;
import {Initializable} from "../proxy/utils/Initializable.sol";
/**
* @dev Contract module that helps prevent reentrant calls to a function.
*
* Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier
* available, which can be applied to functions to make sure there are no nested
* (reentrant) calls to them.
*
* Note that because there is a single `nonReentrant` guard, functions marked as
* `nonReentrant` may not call one another. This can be worked around by making
* those functions `private`, and then adding `external` `nonReentrant` entry
* points to them.
*
* TIP: If you would like to learn more about reentrancy and alternative ways
* to protect against it, check out our blog post
* https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul].
*/
abstract contract ReentrancyGuardUpgradeable is Initializable {
// Booleans are more expensive than uint256 or any type that takes up a full
// word because each write operation emits an extra SLOAD to first read the
// slot's contents, replace the bits taken up by the boolean, and then write
// back. This is the compiler's defense against contract upgrades and
// pointer aliasing, and it cannot be disabled.
// The values being non-zero value makes deployment a bit more expensive,
// but in exchange the refund on every call to nonReentrant will be lower in
// amount. Since refunds are capped to a percentage of the total
// transaction's gas, it is best to keep them low in cases like this one, to
// increase the likelihood of the full refund coming into effect.
uint256 private constant NOT_ENTERED = 1;
uint256 private constant ENTERED = 2;
/// @custom:storage-location erc7201:openzeppelin.storage.ReentrancyGuard
struct ReentrancyGuardStorage {
uint256 _status;
}
// keccak256(abi.encode(uint256(keccak256("openzeppelin.storage.ReentrancyGuard")) - 1)) & ~bytes32(uint256(0xff))
bytes32 private constant ReentrancyGuardStorageLocation = 0x9b779b17422d0df92223018b32b4d1fa46e071723d6817e2486d003becc55f00;
function _getReentrancyGuardStorage() private pure returns (ReentrancyGuardStorage storage $) {
assembly {
$.slot := ReentrancyGuardStorageLocation
}
}
/**
* @dev Unauthorized reentrant call.
*/
error ReentrancyGuardReentrantCall();
function __ReentrancyGuard_init() internal onlyInitializing {
__ReentrancyGuard_init_unchained();
}
function __ReentrancyGuard_init_unchained() internal onlyInitializing {
ReentrancyGuardStorage storage $ = _getReentrancyGuardStorage();
$._status = NOT_ENTERED;
}
/**
* @dev Prevents a contract from calling itself, directly or indirectly.
* Calling a `nonReentrant` function from another `nonReentrant`
* function is not supported. It is possible to prevent this from happening
* by making the `nonReentrant` function external, and making it call a
* `private` function that does the actual work.
*/
modifier nonReentrant() {
_nonReentrantBefore();
_;
_nonReentrantAfter();
}
function _nonReentrantBefore() private {
ReentrancyGuardStorage storage $ = _getReentrancyGuardStorage();
// On the first call to nonReentrant, _status will be NOT_ENTERED
if ($._status == ENTERED) {
revert ReentrancyGuardReentrantCall();
}
// Any calls to nonReentrant after this point will fail
$._status = ENTERED;
}
function _nonReentrantAfter() private {
ReentrancyGuardStorage storage $ = _getReentrancyGuardStorage();
// By storing the original value once again, a refund is triggered (see
// https://eips.ethereum.org/EIPS/eip-2200)
$._status = NOT_ENTERED;
}
/**
* @dev Returns true if the reentrancy guard is currently set to "entered", which indicates there is a
* `nonReentrant` function in the call stack.
*/
function _reentrancyGuardEntered() internal view returns (bool) {
ReentrancyGuardStorage storage $ = _getReentrancyGuardStorage();
return $._status == ENTERED;
}
}
EIP712Upgradeable.sol 210 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (utils/cryptography/EIP712.sol)
pragma solidity ^0.8.20;
import {MessageHashUtils} from "@openzeppelin/contracts/utils/cryptography/MessageHashUtils.sol";
import {IERC5267} from "@openzeppelin/contracts/interfaces/IERC5267.sol";
import {Initializable} from "../../proxy/utils/Initializable.sol";
/**
* @dev https://eips.ethereum.org/EIPS/eip-712[EIP 712] is a standard for hashing and signing of typed structured data.
*
* The encoding scheme specified in the EIP requires a domain separator and a hash of the typed structured data, whose
* encoding is very generic and therefore its implementation in Solidity is not feasible, thus this contract
* does not implement the encoding itself. Protocols need to implement the type-specific encoding they need in order to
* produce the hash of their typed data using a combination of `abi.encode` and `keccak256`.
*
* This contract implements the EIP 712 domain separator ({_domainSeparatorV4}) that is used as part of the encoding
* scheme, and the final step of the encoding to obtain the message digest that is then signed via ECDSA
* ({_hashTypedDataV4}).
*
* The implementation of the domain separator was designed to be as efficient as possible while still properly updating
* the chain id to protect against replay attacks on an eventual fork of the chain.
*
* NOTE: This contract implements the version of the encoding known as "v4", as implemented by the JSON RPC method
* https://docs.metamask.io/guide/signing-data.html[`eth_signTypedDataV4` in MetaMask].
*
* NOTE: In the upgradeable version of this contract, the cached values will correspond to the address, and the domain
* separator of the implementation contract. This will cause the {_domainSeparatorV4} function to always rebuild the
* separator from the immutable values, which is cheaper than accessing a cached version in cold storage.
*/
abstract contract EIP712Upgradeable is Initializable, IERC5267 {
bytes32 private constant TYPE_HASH =
keccak256("EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)");
/// @custom:storage-location erc7201:openzeppelin.storage.EIP712
struct EIP712Storage {
/// @custom:oz-renamed-from _HASHED_NAME
bytes32 _hashedName;
/// @custom:oz-renamed-from _HASHED_VERSION
bytes32 _hashedVersion;
string _name;
string _version;
}
// keccak256(abi.encode(uint256(keccak256("openzeppelin.storage.EIP712")) - 1)) & ~bytes32(uint256(0xff))
bytes32 private constant EIP712StorageLocation = 0xa16a46d94261c7517cc8ff89f61c0ce93598e3c849801011dee649a6a557d100;
function _getEIP712Storage() private pure returns (EIP712Storage storage $) {
assembly {
$.slot := EIP712StorageLocation
}
}
/**
* @dev Initializes the domain separator and parameter caches.
*
* The meaning of `name` and `version` is specified in
* https://eips.ethereum.org/EIPS/eip-712#definition-of-domainseparator[EIP 712]:
*
* - `name`: the user readable name of the signing domain, i.e. the name of the DApp or the protocol.
* - `version`: the current major version of the signing domain.
*
* NOTE: These parameters cannot be changed except through a xref:learn::upgrading-smart-contracts.adoc[smart
* contract upgrade].
*/
function __EIP712_init(string memory name, string memory version) internal onlyInitializing {
__EIP712_init_unchained(name, version);
}
function __EIP712_init_unchained(string memory name, string memory version) internal onlyInitializing {
EIP712Storage storage $ = _getEIP712Storage();
$._name = name;
$._version = version;
// Reset prior values in storage if upgrading
$._hashedName = 0;
$._hashedVersion = 0;
}
/**
* @dev Returns the domain separator for the current chain.
*/
function _domainSeparatorV4() internal view returns (bytes32) {
return _buildDomainSeparator();
}
function _buildDomainSeparator() private view returns (bytes32) {
return keccak256(abi.encode(TYPE_HASH, _EIP712NameHash(), _EIP712VersionHash(), block.chainid, address(this)));
}
/**
* @dev Given an already https://eips.ethereum.org/EIPS/eip-712#definition-of-hashstruct[hashed struct], this
* function returns the hash of the fully encoded EIP712 message for this domain.
*
* This hash can be used together with {ECDSA-recover} to obtain the signer of a message. For example:
*
* ```solidity
* bytes32 digest = _hashTypedDataV4(keccak256(abi.encode(
* keccak256("Mail(address to,string contents)"),
* mailTo,
* keccak256(bytes(mailContents))
* )));
* address signer = ECDSA.recover(digest, signature);
* ```
*/
function _hashTypedDataV4(bytes32 structHash) internal view virtual returns (bytes32) {
return MessageHashUtils.toTypedDataHash(_domainSeparatorV4(), structHash);
}
/**
* @dev See {IERC-5267}.
*/
function eip712Domain()
public
view
virtual
returns (
bytes1 fields,
string memory name,
string memory version,
uint256 chainId,
address verifyingContract,
bytes32 salt,
uint256[] memory extensions
)
{
EIP712Storage storage $ = _getEIP712Storage();
// If the hashed name and version in storage are non-zero, the contract hasn't been properly initialized
// and the EIP712 domain is not reliable, as it will be missing name and version.
require($._hashedName == 0 && $._hashedVersion == 0, "EIP712: Uninitialized");
return (
hex"0f", // 01111
_EIP712Name(),
_EIP712Version(),
block.chainid,
address(this),
bytes32(0),
new uint256[](0)
);
}
/**
* @dev The name parameter for the EIP712 domain.
*
* NOTE: This function reads from storage by default, but can be redefined to return a constant value if gas costs
* are a concern.
*/
function _EIP712Name() internal view virtual returns (string memory) {
EIP712Storage storage $ = _getEIP712Storage();
return $._name;
}
/**
* @dev The version parameter for the EIP712 domain.
*
* NOTE: This function reads from storage by default, but can be redefined to return a constant value if gas costs
* are a concern.
*/
function _EIP712Version() internal view virtual returns (string memory) {
EIP712Storage storage $ = _getEIP712Storage();
return $._version;
}
/**
* @dev The hash of the name parameter for the EIP712 domain.
*
* NOTE: In previous versions this function was virtual. In this version you should override `_EIP712Name` instead.
*/
function _EIP712NameHash() internal view returns (bytes32) {
EIP712Storage storage $ = _getEIP712Storage();
string memory name = _EIP712Name();
if (bytes(name).length > 0) {
return keccak256(bytes(name));
} else {
// If the name is empty, the contract may have been upgraded without initializing the new storage.
// We return the name hash in storage if non-zero, otherwise we assume the name is empty by design.
bytes32 hashedName = $._hashedName;
if (hashedName != 0) {
return hashedName;
} else {
return keccak256("");
}
}
}
/**
* @dev The hash of the version parameter for the EIP712 domain.
*
* NOTE: In previous versions this function was virtual. In this version you should override `_EIP712Version` instead.
*/
function _EIP712VersionHash() internal view returns (bytes32) {
EIP712Storage storage $ = _getEIP712Storage();
string memory version = _EIP712Version();
if (bytes(version).length > 0) {
return keccak256(bytes(version));
} else {
// If the version is empty, the contract may have been upgraded without initializing the new storage.
// We return the version hash in storage if non-zero, otherwise we assume the version is empty by design.
bytes32 hashedVersion = $._hashedVersion;
if (hashedVersion != 0) {
return hashedVersion;
} else {
return keccak256("");
}
}
}
}
ERC165Upgradeable.sol 33 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (utils/introspection/ERC165.sol)
pragma solidity ^0.8.20;
import {IERC165} from "@openzeppelin/contracts/utils/introspection/IERC165.sol";
import {Initializable} from "../../proxy/utils/Initializable.sol";
/**
* @dev Implementation of the {IERC165} interface.
*
* Contracts that want to implement ERC165 should inherit from this contract and override {supportsInterface} to check
* for the additional interface id that will be supported. For example:
*
* ```solidity
* function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
* return interfaceId == type(MyInterface).interfaceId || super.supportsInterface(interfaceId);
* }
* ```
*/
abstract contract ERC165Upgradeable is Initializable, IERC165 {
function __ERC165_init() internal onlyInitializing {
}
function __ERC165_init_unchained() internal onlyInitializing {
}
/**
* @dev See {IERC165-supportsInterface}.
*/
function supportsInterface(bytes4 interfaceId) public view virtual returns (bool) {
return interfaceId == type(IERC165).interfaceId;
}
}
AccessControl.sol 209 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (access/AccessControl.sol)
pragma solidity ^0.8.20;
import {IAccessControl} from "./IAccessControl.sol";
import {Context} from "../utils/Context.sol";
import {ERC165} from "../utils/introspection/ERC165.sol";
/**
* @dev Contract module that allows children to implement role-based access
* control mechanisms. This is a lightweight version that doesn't allow enumerating role
* members except through off-chain means by accessing the contract event logs. Some
* applications may benefit from on-chain enumerability, for those cases see
* {AccessControlEnumerable}.
*
* Roles are referred to by their `bytes32` identifier. These should be exposed
* in the external API and be unique. The best way to achieve this is by
* using `public constant` hash digests:
*
* ```solidity
* bytes32 public constant MY_ROLE = keccak256("MY_ROLE");
* ```
*
* Roles can be used to represent a set of permissions. To restrict access to a
* function call, use {hasRole}:
*
* ```solidity
* function foo() public {
* require(hasRole(MY_ROLE, msg.sender));
* ...
* }
* ```
*
* Roles can be granted and revoked dynamically via the {grantRole} and
* {revokeRole} functions. Each role has an associated admin role, and only
* accounts that have a role's admin role can call {grantRole} and {revokeRole}.
*
* By default, the admin role for all roles is `DEFAULT_ADMIN_ROLE`, which means
* that only accounts with this role will be able to grant or revoke other
* roles. More complex role relationships can be created by using
* {_setRoleAdmin}.
*
* WARNING: The `DEFAULT_ADMIN_ROLE` is also its own admin: it has permission to
* grant and revoke this role. Extra precautions should be taken to secure
* accounts that have been granted it. We recommend using {AccessControlDefaultAdminRules}
* to enforce additional security measures for this role.
*/
abstract contract AccessControl is Context, IAccessControl, ERC165 {
struct RoleData {
mapping(address account => bool) hasRole;
bytes32 adminRole;
}
mapping(bytes32 role => RoleData) private _roles;
bytes32 public constant DEFAULT_ADMIN_ROLE = 0x00;
/**
* @dev Modifier that checks that an account has a specific role. Reverts
* with an {AccessControlUnauthorizedAccount} error including the required role.
*/
modifier onlyRole(bytes32 role) {
_checkRole(role);
_;
}
/**
* @dev See {IERC165-supportsInterface}.
*/
function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
return interfaceId == type(IAccessControl).interfaceId || super.supportsInterface(interfaceId);
}
/**
* @dev Returns `true` if `account` has been granted `role`.
*/
function hasRole(bytes32 role, address account) public view virtual returns (bool) {
return _roles[role].hasRole[account];
}
/**
* @dev Reverts with an {AccessControlUnauthorizedAccount} error if `_msgSender()`
* is missing `role`. Overriding this function changes the behavior of the {onlyRole} modifier.
*/
function _checkRole(bytes32 role) internal view virtual {
_checkRole(role, _msgSender());
}
/**
* @dev Reverts with an {AccessControlUnauthorizedAccount} error if `account`
* is missing `role`.
*/
function _checkRole(bytes32 role, address account) internal view virtual {
if (!hasRole(role, account)) {
revert AccessControlUnauthorizedAccount(account, role);
}
}
/**
* @dev Returns the admin role that controls `role`. See {grantRole} and
* {revokeRole}.
*
* To change a role's admin, use {_setRoleAdmin}.
*/
function getRoleAdmin(bytes32 role) public view virtual returns (bytes32) {
return _roles[role].adminRole;
}
/**
* @dev Grants `role` to `account`.
*
* If `account` had not been already granted `role`, emits a {RoleGranted}
* event.
*
* Requirements:
*
* - the caller must have ``role``'s admin role.
*
* May emit a {RoleGranted} event.
*/
function grantRole(bytes32 role, address account) public virtual onlyRole(getRoleAdmin(role)) {
_grantRole(role, account);
}
/**
* @dev Revokes `role` from `account`.
*
* If `account` had been granted `role`, emits a {RoleRevoked} event.
*
* Requirements:
*
* - the caller must have ``role``'s admin role.
*
* May emit a {RoleRevoked} event.
*/
function revokeRole(bytes32 role, address account) public virtual onlyRole(getRoleAdmin(role)) {
_revokeRole(role, account);
}
/**
* @dev Revokes `role` from the calling account.
*
* Roles are often managed via {grantRole} and {revokeRole}: this function's
* purpose is to provide a mechanism for accounts to lose their privileges
* if they are compromised (such as when a trusted device is misplaced).
*
* If the calling account had been revoked `role`, emits a {RoleRevoked}
* event.
*
* Requirements:
*
* - the caller must be `callerConfirmation`.
*
* May emit a {RoleRevoked} event.
*/
function renounceRole(bytes32 role, address callerConfirmation) public virtual {
if (callerConfirmation != _msgSender()) {
revert AccessControlBadConfirmation();
}
_revokeRole(role, callerConfirmation);
}
/**
* @dev Sets `adminRole` as ``role``'s admin role.
*
* Emits a {RoleAdminChanged} event.
*/
function _setRoleAdmin(bytes32 role, bytes32 adminRole) internal virtual {
bytes32 previousAdminRole = getRoleAdmin(role);
_roles[role].adminRole = adminRole;
emit RoleAdminChanged(role, previousAdminRole, adminRole);
}
/**
* @dev Attempts to grant `role` to `account` and returns a boolean indicating if `role` was granted.
*
* Internal function without access restriction.
*
* May emit a {RoleGranted} event.
*/
function _grantRole(bytes32 role, address account) internal virtual returns (bool) {
if (!hasRole(role, account)) {
_roles[role].hasRole[account] = true;
emit RoleGranted(role, account, _msgSender());
return true;
} else {
return false;
}
}
/**
* @dev Attempts to revoke `role` to `account` and returns a boolean indicating if `role` was revoked.
*
* Internal function without access restriction.
*
* May emit a {RoleRevoked} event.
*/
function _revokeRole(bytes32 role, address account) internal virtual returns (bool) {
if (hasRole(role, account)) {
_roles[role].hasRole[account] = false;
emit RoleRevoked(role, account, _msgSender());
return true;
} else {
return false;
}
}
}
IAccessControl.sol 98 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (access/IAccessControl.sol)
pragma solidity ^0.8.20;
/**
* @dev External interface of AccessControl declared to support ERC165 detection.
*/
interface IAccessControl {
/**
* @dev The `account` is missing a role.
*/
error AccessControlUnauthorizedAccount(address account, bytes32 neededRole);
/**
* @dev The caller of a function is not the expected one.
*
* NOTE: Don't confuse with {AccessControlUnauthorizedAccount}.
*/
error AccessControlBadConfirmation();
/**
* @dev Emitted when `newAdminRole` is set as ``role``'s admin role, replacing `previousAdminRole`
*
* `DEFAULT_ADMIN_ROLE` is the starting admin for all roles, despite
* {RoleAdminChanged} not being emitted signaling this.
*/
event RoleAdminChanged(bytes32 indexed role, bytes32 indexed previousAdminRole, bytes32 indexed newAdminRole);
/**
* @dev Emitted when `account` is granted `role`.
*
* `sender` is the account that originated the contract call, an admin role
* bearer except when using {AccessControl-_setupRole}.
*/
event RoleGranted(bytes32 indexed role, address indexed account, address indexed sender);
/**
* @dev Emitted when `account` is revoked `role`.
*
* `sender` is the account that originated the contract call:
* - if using `revokeRole`, it is the admin role bearer
* - if using `renounceRole`, it is the role bearer (i.e. `account`)
*/
event RoleRevoked(bytes32 indexed role, address indexed account, address indexed sender);
/**
* @dev Returns `true` if `account` has been granted `role`.
*/
function hasRole(bytes32 role, address account) external view returns (bool);
/**
* @dev Returns the admin role that controls `role`. See {grantRole} and
* {revokeRole}.
*
* To change a role's admin, use {AccessControl-_setRoleAdmin}.
*/
function getRoleAdmin(bytes32 role) external view returns (bytes32);
/**
* @dev Grants `role` to `account`.
*
* If `account` had not been already granted `role`, emits a {RoleGranted}
* event.
*
* Requirements:
*
* - the caller must have ``role``'s admin role.
*/
function grantRole(bytes32 role, address account) external;
/**
* @dev Revokes `role` from `account`.
*
* If `account` had been granted `role`, emits a {RoleRevoked} event.
*
* Requirements:
*
* - the caller must have ``role``'s admin role.
*/
function revokeRole(bytes32 role, address account) external;
/**
* @dev Revokes `role` from the calling account.
*
* Roles are often managed via {grantRole} and {revokeRole}: this function's
* purpose is to provide a mechanism for accounts to lose their privileges
* if they are compromised (such as when a trusted device is misplaced).
*
* If the calling account had been granted `role`, emits a {RoleRevoked}
* event.
*
* Requirements:
*
* - the caller must be `callerConfirmation`.
*/
function renounceRole(bytes32 role, address callerConfirmation) external;
}
Ownable.sol 100 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (access/Ownable.sol)
pragma solidity ^0.8.20;
import {Context} from "../utils/Context.sol";
/**
* @dev Contract module which provides a basic access control mechanism, where
* there is an account (an owner) that can be granted exclusive access to
* specific functions.
*
* The initial owner is set to the address provided by the deployer. This can
* later be changed with {transferOwnership}.
*
* This module is used through inheritance. It will make available the modifier
* `onlyOwner`, which can be applied to your functions to restrict their use to
* the owner.
*/
abstract contract Ownable is Context {
address private _owner;
/**
* @dev The caller account is not authorized to perform an operation.
*/
error OwnableUnauthorizedAccount(address account);
/**
* @dev The owner is not a valid owner account. (eg. `address(0)`)
*/
error OwnableInvalidOwner(address owner);
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
/**
* @dev Initializes the contract setting the address provided by the deployer as the initial owner.
*/
constructor(address initialOwner) {
if (initialOwner == address(0)) {
revert OwnableInvalidOwner(address(0));
}
_transferOwnership(initialOwner);
}
/**
* @dev Throws if called by any account other than the owner.
*/
modifier onlyOwner() {
_checkOwner();
_;
}
/**
* @dev Returns the address of the current owner.
*/
function owner() public view virtual returns (address) {
return _owner;
}
/**
* @dev Throws if the sender is not the owner.
*/
function _checkOwner() internal view virtual {
if (owner() != _msgSender()) {
revert OwnableUnauthorizedAccount(_msgSender());
}
}
/**
* @dev Leaves the contract without owner. It will not be possible to call
* `onlyOwner` functions. Can only be called by the current owner.
*
* NOTE: Renouncing ownership will leave the contract without an owner,
* thereby disabling any functionality that is only available to the owner.
*/
function renounceOwnership() public virtual onlyOwner {
_transferOwnership(address(0));
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Can only be called by the current owner.
*/
function transferOwnership(address newOwner) public virtual onlyOwner {
if (newOwner == address(0)) {
revert OwnableInvalidOwner(address(0));
}
_transferOwnership(newOwner);
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Internal function without access restriction.
*/
function _transferOwnership(address newOwner) internal virtual {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
TimelockController.sol 472 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (governance/TimelockController.sol)
pragma solidity ^0.8.20;
import {AccessControl} from "../access/AccessControl.sol";
import {ERC721Holder} from "../token/ERC721/utils/ERC721Holder.sol";
import {ERC1155Holder} from "../token/ERC1155/utils/ERC1155Holder.sol";
import {Address} from "../utils/Address.sol";
/**
* @dev Contract module which acts as a timelocked controller. When set as the
* owner of an `Ownable` smart contract, it enforces a timelock on all
* `onlyOwner` maintenance operations. This gives time for users of the
* controlled contract to exit before a potentially dangerous maintenance
* operation is applied.
*
* By default, this contract is self administered, meaning administration tasks
* have to go through the timelock process. The proposer (resp executor) role
* is in charge of proposing (resp executing) operations. A common use case is
* to position this {TimelockController} as the owner of a smart contract, with
* a multisig or a DAO as the sole proposer.
*/
contract TimelockController is AccessControl, ERC721Holder, ERC1155Holder {
bytes32 public constant PROPOSER_ROLE = keccak256("PROPOSER_ROLE");
bytes32 public constant EXECUTOR_ROLE = keccak256("EXECUTOR_ROLE");
bytes32 public constant CANCELLER_ROLE = keccak256("CANCELLER_ROLE");
uint256 internal constant _DONE_TIMESTAMP = uint256(1);
mapping(bytes32 id => uint256) private _timestamps;
uint256 private _minDelay;
enum OperationState {
Unset,
Waiting,
Ready,
Done
}
/**
* @dev Mismatch between the parameters length for an operation call.
*/
error TimelockInvalidOperationLength(uint256 targets, uint256 payloads, uint256 values);
/**
* @dev The schedule operation doesn't meet the minimum delay.
*/
error TimelockInsufficientDelay(uint256 delay, uint256 minDelay);
/**
* @dev The current state of an operation is not as required.
* The `expectedStates` is a bitmap with the bits enabled for each OperationState enum position
* counting from right to left.
*
* See {_encodeStateBitmap}.
*/
error TimelockUnexpectedOperationState(bytes32 operationId, bytes32 expectedStates);
/**
* @dev The predecessor to an operation not yet done.
*/
error TimelockUnexecutedPredecessor(bytes32 predecessorId);
/**
* @dev The caller account is not authorized.
*/
error TimelockUnauthorizedCaller(address caller);
/**
* @dev Emitted when a call is scheduled as part of operation `id`.
*/
event CallScheduled(
bytes32 indexed id,
uint256 indexed index,
address target,
uint256 value,
bytes data,
bytes32 predecessor,
uint256 delay
);
/**
* @dev Emitted when a call is performed as part of operation `id`.
*/
event CallExecuted(bytes32 indexed id, uint256 indexed index, address target, uint256 value, bytes data);
/**
* @dev Emitted when new proposal is scheduled with non-zero salt.
*/
event CallSalt(bytes32 indexed id, bytes32 salt);
/**
* @dev Emitted when operation `id` is cancelled.
*/
event Cancelled(bytes32 indexed id);
/**
* @dev Emitted when the minimum delay for future operations is modified.
*/
event MinDelayChange(uint256 oldDuration, uint256 newDuration);
/**
* @dev Initializes the contract with the following parameters:
*
* - `minDelay`: initial minimum delay in seconds for operations
* - `proposers`: accounts to be granted proposer and canceller roles
* - `executors`: accounts to be granted executor role
* - `admin`: optional account to be granted admin role; disable with zero address
*
* IMPORTANT: The optional admin can aid with initial configuration of roles after deployment
* without being subject to delay, but this role should be subsequently renounced in favor of
* administration through timelocked proposals. Previous versions of this contract would assign
* this admin to the deployer automatically and should be renounced as well.
*/
constructor(uint256 minDelay, address[] memory proposers, address[] memory executors, address admin) {
// self administration
_grantRole(DEFAULT_ADMIN_ROLE, address(this));
// optional admin
if (admin != address(0)) {
_grantRole(DEFAULT_ADMIN_ROLE, admin);
}
// register proposers and cancellers
for (uint256 i = 0; i < proposers.length; ++i) {
_grantRole(PROPOSER_ROLE, proposers[i]);
_grantRole(CANCELLER_ROLE, proposers[i]);
}
// register executors
for (uint256 i = 0; i < executors.length; ++i) {
_grantRole(EXECUTOR_ROLE, executors[i]);
}
_minDelay = minDelay;
emit MinDelayChange(0, minDelay);
}
/**
* @dev Modifier to make a function callable only by a certain role. In
* addition to checking the sender's role, `address(0)` 's role is also
* considered. Granting a role to `address(0)` is equivalent to enabling
* this role for everyone.
*/
modifier onlyRoleOrOpenRole(bytes32 role) {
if (!hasRole(role, address(0))) {
_checkRole(role, _msgSender());
}
_;
}
/**
* @dev Contract might receive/hold ETH as part of the maintenance process.
*/
receive() external payable {}
/**
* @dev See {IERC165-supportsInterface}.
*/
function supportsInterface(
bytes4 interfaceId
) public view virtual override(AccessControl, ERC1155Holder) returns (bool) {
return super.supportsInterface(interfaceId);
}
/**
* @dev Returns whether an id corresponds to a registered operation. This
* includes both Waiting, Ready, and Done operations.
*/
function isOperation(bytes32 id) public view returns (bool) {
return getOperationState(id) != OperationState.Unset;
}
/**
* @dev Returns whether an operation is pending or not. Note that a "pending" operation may also be "ready".
*/
function isOperationPending(bytes32 id) public view returns (bool) {
OperationState state = getOperationState(id);
return state == OperationState.Waiting || state == OperationState.Ready;
}
/**
* @dev Returns whether an operation is ready for execution. Note that a "ready" operation is also "pending".
*/
function isOperationReady(bytes32 id) public view returns (bool) {
return getOperationState(id) == OperationState.Ready;
}
/**
* @dev Returns whether an operation is done or not.
*/
function isOperationDone(bytes32 id) public view returns (bool) {
return getOperationState(id) == OperationState.Done;
}
/**
* @dev Returns the timestamp at which an operation becomes ready (0 for
* unset operations, 1 for done operations).
*/
function getTimestamp(bytes32 id) public view virtual returns (uint256) {
return _timestamps[id];
}
/**
* @dev Returns operation state.
*/
function getOperationState(bytes32 id) public view virtual returns (OperationState) {
uint256 timestamp = getTimestamp(id);
if (timestamp == 0) {
return OperationState.Unset;
} else if (timestamp == _DONE_TIMESTAMP) {
return OperationState.Done;
} else if (timestamp > block.timestamp) {
return OperationState.Waiting;
} else {
return OperationState.Ready;
}
}
/**
* @dev Returns the minimum delay in seconds for an operation to become valid.
*
* This value can be changed by executing an operation that calls `updateDelay`.
*/
function getMinDelay() public view virtual returns (uint256) {
return _minDelay;
}
/**
* @dev Returns the identifier of an operation containing a single
* transaction.
*/
function hashOperation(
address target,
uint256 value,
bytes calldata data,
bytes32 predecessor,
bytes32 salt
) public pure virtual returns (bytes32) {
return keccak256(abi.encode(target, value, data, predecessor, salt));
}
/**
* @dev Returns the identifier of an operation containing a batch of
* transactions.
*/
function hashOperationBatch(
address[] calldata targets,
uint256[] calldata values,
bytes[] calldata payloads,
bytes32 predecessor,
bytes32 salt
) public pure virtual returns (bytes32) {
return keccak256(abi.encode(targets, values, payloads, predecessor, salt));
}
/**
* @dev Schedule an operation containing a single transaction.
*
* Emits {CallSalt} if salt is nonzero, and {CallScheduled}.
*
* Requirements:
*
* - the caller must have the 'proposer' role.
*/
function schedule(
address target,
uint256 value,
bytes calldata data,
bytes32 predecessor,
bytes32 salt,
uint256 delay
) public virtual onlyRole(PROPOSER_ROLE) {
bytes32 id = hashOperation(target, value, data, predecessor, salt);
_schedule(id, delay);
emit CallScheduled(id, 0, target, value, data, predecessor, delay);
if (salt != bytes32(0)) {
emit CallSalt(id, salt);
}
}
/**
* @dev Schedule an operation containing a batch of transactions.
*
* Emits {CallSalt} if salt is nonzero, and one {CallScheduled} event per transaction in the batch.
*
* Requirements:
*
* - the caller must have the 'proposer' role.
*/
function scheduleBatch(
address[] calldata targets,
uint256[] calldata values,
bytes[] calldata payloads,
bytes32 predecessor,
bytes32 salt,
uint256 delay
) public virtual onlyRole(PROPOSER_ROLE) {
if (targets.length != values.length || targets.length != payloads.length) {
revert TimelockInvalidOperationLength(targets.length, payloads.length, values.length);
}
bytes32 id = hashOperationBatch(targets, values, payloads, predecessor, salt);
_schedule(id, delay);
for (uint256 i = 0; i < targets.length; ++i) {
emit CallScheduled(id, i, targets[i], values[i], payloads[i], predecessor, delay);
}
if (salt != bytes32(0)) {
emit CallSalt(id, salt);
}
}
/**
* @dev Schedule an operation that is to become valid after a given delay.
*/
function _schedule(bytes32 id, uint256 delay) private {
if (isOperation(id)) {
revert TimelockUnexpectedOperationState(id, _encodeStateBitmap(OperationState.Unset));
}
uint256 minDelay = getMinDelay();
if (delay < minDelay) {
revert TimelockInsufficientDelay(delay, minDelay);
}
_timestamps[id] = block.timestamp + delay;
}
/**
* @dev Cancel an operation.
*
* Requirements:
*
* - the caller must have the 'canceller' role.
*/
function cancel(bytes32 id) public virtual onlyRole(CANCELLER_ROLE) {
if (!isOperationPending(id)) {
revert TimelockUnexpectedOperationState(
id,
_encodeStateBitmap(OperationState.Waiting) | _encodeStateBitmap(OperationState.Ready)
);
}
delete _timestamps[id];
emit Cancelled(id);
}
/**
* @dev Execute an (ready) operation containing a single transaction.
*
* Emits a {CallExecuted} event.
*
* Requirements:
*
* - the caller must have the 'executor' role.
*/
// This function can reenter, but it doesn't pose a risk because _afterCall checks that the proposal is pending,
// thus any modifications to the operation during reentrancy should be caught.
// slither-disable-next-line reentrancy-eth
function execute(
address target,
uint256 value,
bytes calldata payload,
bytes32 predecessor,
bytes32 salt
) public payable virtual onlyRoleOrOpenRole(EXECUTOR_ROLE) {
bytes32 id = hashOperation(target, value, payload, predecessor, salt);
_beforeCall(id, predecessor);
_execute(target, value, payload);
emit CallExecuted(id, 0, target, value, payload);
_afterCall(id);
}
/**
* @dev Execute an (ready) operation containing a batch of transactions.
*
* Emits one {CallExecuted} event per transaction in the batch.
*
* Requirements:
*
* - the caller must have the 'executor' role.
*/
// This function can reenter, but it doesn't pose a risk because _afterCall checks that the proposal is pending,
// thus any modifications to the operation during reentrancy should be caught.
// slither-disable-next-line reentrancy-eth
function executeBatch(
address[] calldata targets,
uint256[] calldata values,
bytes[] calldata payloads,
bytes32 predecessor,
bytes32 salt
) public payable virtual onlyRoleOrOpenRole(EXECUTOR_ROLE) {
if (targets.length != values.length || targets.length != payloads.length) {
revert TimelockInvalidOperationLength(targets.length, payloads.length, values.length);
}
bytes32 id = hashOperationBatch(targets, values, payloads, predecessor, salt);
_beforeCall(id, predecessor);
for (uint256 i = 0; i < targets.length; ++i) {
address target = targets[i];
uint256 value = values[i];
bytes calldata payload = payloads[i];
_execute(target, value, payload);
emit CallExecuted(id, i, target, value, payload);
}
_afterCall(id);
}
/**
* @dev Execute an operation's call.
*/
function _execute(address target, uint256 value, bytes calldata data) internal virtual {
(bool success, bytes memory returndata) = target.call{value: value}(data);
Address.verifyCallResult(success, returndata);
}
/**
* @dev Checks before execution of an operation's calls.
*/
function _beforeCall(bytes32 id, bytes32 predecessor) private view {
if (!isOperationReady(id)) {
revert TimelockUnexpectedOperationState(id, _encodeStateBitmap(OperationState.Ready));
}
if (predecessor != bytes32(0) && !isOperationDone(predecessor)) {
revert TimelockUnexecutedPredecessor(predecessor);
}
}
/**
* @dev Checks after execution of an operation's calls.
*/
function _afterCall(bytes32 id) private {
if (!isOperationReady(id)) {
revert TimelockUnexpectedOperationState(id, _encodeStateBitmap(OperationState.Ready));
}
_timestamps[id] = _DONE_TIMESTAMP;
}
/**
* @dev Changes the minimum timelock duration for future operations.
*
* Emits a {MinDelayChange} event.
*
* Requirements:
*
* - the caller must be the timelock itself. This can only be achieved by scheduling and later executing
* an operation where the timelock is the target and the data is the ABI-encoded call to this function.
*/
function updateDelay(uint256 newDelay) external virtual {
address sender = _msgSender();
if (sender != address(this)) {
revert TimelockUnauthorizedCaller(sender);
}
emit MinDelayChange(_minDelay, newDelay);
_minDelay = newDelay;
}
/**
* @dev Encodes a `OperationState` into a `bytes32` representation where each bit enabled corresponds to
* the underlying position in the `OperationState` enum. For example:
*
* 0x000...1000
* ^^^^^^----- ...
* ^---- Done
* ^--- Ready
* ^-- Waiting
* ^- Unset
*/
function _encodeStateBitmap(OperationState operationState) internal pure returns (bytes32) {
return bytes32(1 << uint8(operationState));
}
}
IERC165.sol 6 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (interfaces/IERC165.sol)
pragma solidity ^0.8.20;
import {IERC165} from "../utils/introspection/IERC165.sol";
IERC1967.sol 24 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (interfaces/IERC1967.sol)
pragma solidity ^0.8.20;
/**
* @dev ERC-1967: Proxy Storage Slots. This interface contains the events defined in the ERC.
*/
interface IERC1967 {
/**
* @dev Emitted when the implementation is upgraded.
*/
event Upgraded(address indexed implementation);
/**
* @dev Emitted when the admin account has changed.
*/
event AdminChanged(address previousAdmin, address newAdmin);
/**
* @dev Emitted when the beacon is changed.
*/
event BeaconUpgraded(address indexed beacon);
}
IERC20.sol 6 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (interfaces/IERC20.sol)
pragma solidity ^0.8.20;
import {IERC20} from "../token/ERC20/IERC20.sol";
IERC20Metadata.sol 6 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (interfaces/IERC20Metadata.sol)
pragma solidity ^0.8.20;
import {IERC20Metadata} from "../token/ERC20/extensions/IERC20Metadata.sol";
IERC4626.sol 230 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (interfaces/IERC4626.sol)
pragma solidity ^0.8.20;
import {IERC20} from "../token/ERC20/IERC20.sol";
import {IERC20Metadata} from "../token/ERC20/extensions/IERC20Metadata.sol";
/**
* @dev Interface of the ERC4626 "Tokenized Vault Standard", as defined in
* https://eips.ethereum.org/EIPS/eip-4626[ERC-4626].
*/
interface IERC4626 is IERC20, IERC20Metadata {
event Deposit(address indexed sender, address indexed owner, uint256 assets, uint256 shares);
event Withdraw(
address indexed sender,
address indexed receiver,
address indexed owner,
uint256 assets,
uint256 shares
);
/**
* @dev Returns the address of the underlying token used for the Vault for accounting, depositing, and withdrawing.
*
* - MUST be an ERC-20 token contract.
* - MUST NOT revert.
*/
function asset() external view returns (address assetTokenAddress);
/**
* @dev Returns the total amount of the underlying asset that is “managed” by Vault.
*
* - SHOULD include any compounding that occurs from yield.
* - MUST be inclusive of any fees that are charged against assets in the Vault.
* - MUST NOT revert.
*/
function totalAssets() external view returns (uint256 totalManagedAssets);
/**
* @dev Returns the amount of shares that the Vault would exchange for the amount of assets provided, in an ideal
* scenario where all the conditions are met.
*
* - MUST NOT be inclusive of any fees that are charged against assets in the Vault.
* - MUST NOT show any variations depending on the caller.
* - MUST NOT reflect slippage or other on-chain conditions, when performing the actual exchange.
* - MUST NOT revert.
*
* NOTE: This calculation MAY NOT reflect the “per-user” price-per-share, and instead should reflect the
* “average-user’s” price-per-share, meaning what the average user should expect to see when exchanging to and
* from.
*/
function convertToShares(uint256 assets) external view returns (uint256 shares);
/**
* @dev Returns the amount of assets that the Vault would exchange for the amount of shares provided, in an ideal
* scenario where all the conditions are met.
*
* - MUST NOT be inclusive of any fees that are charged against assets in the Vault.
* - MUST NOT show any variations depending on the caller.
* - MUST NOT reflect slippage or other on-chain conditions, when performing the actual exchange.
* - MUST NOT revert.
*
* NOTE: This calculation MAY NOT reflect the “per-user” price-per-share, and instead should reflect the
* “average-user’s” price-per-share, meaning what the average user should expect to see when exchanging to and
* from.
*/
function convertToAssets(uint256 shares) external view returns (uint256 assets);
/**
* @dev Returns the maximum amount of the underlying asset that can be deposited into the Vault for the receiver,
* through a deposit call.
*
* - MUST return a limited value if receiver is subject to some deposit limit.
* - MUST return 2 ** 256 - 1 if there is no limit on the maximum amount of assets that may be deposited.
* - MUST NOT revert.
*/
function maxDeposit(address receiver) external view returns (uint256 maxAssets);
/**
* @dev Allows an on-chain or off-chain user to simulate the effects of their deposit at the current block, given
* current on-chain conditions.
*
* - MUST return as close to and no more than the exact amount of Vault shares that would be minted in a deposit
* call in the same transaction. I.e. deposit should return the same or more shares as previewDeposit if called
* in the same transaction.
* - MUST NOT account for deposit limits like those returned from maxDeposit and should always act as though the
* deposit would be accepted, regardless if the user has enough tokens approved, etc.
* - MUST be inclusive of deposit fees. Integrators should be aware of the existence of deposit fees.
* - MUST NOT revert.
*
* NOTE: any unfavorable discrepancy between convertToShares and previewDeposit SHOULD be considered slippage in
* share price or some other type of condition, meaning the depositor will lose assets by depositing.
*/
function previewDeposit(uint256 assets) external view returns (uint256 shares);
/**
* @dev Mints shares Vault shares to receiver by depositing exactly amount of underlying tokens.
*
* - MUST emit the Deposit event.
* - MAY support an additional flow in which the underlying tokens are owned by the Vault contract before the
* deposit execution, and are accounted for during deposit.
* - MUST revert if all of assets cannot be deposited (due to deposit limit being reached, slippage, the user not
* approving enough underlying tokens to the Vault contract, etc).
*
* NOTE: most implementations will require pre-approval of the Vault with the Vault’s underlying asset token.
*/
function deposit(uint256 assets, address receiver) external returns (uint256 shares);
/**
* @dev Returns the maximum amount of the Vault shares that can be minted for the receiver, through a mint call.
* - MUST return a limited value if receiver is subject to some mint limit.
* - MUST return 2 ** 256 - 1 if there is no limit on the maximum amount of shares that may be minted.
* - MUST NOT revert.
*/
function maxMint(address receiver) external view returns (uint256 maxShares);
/**
* @dev Allows an on-chain or off-chain user to simulate the effects of their mint at the current block, given
* current on-chain conditions.
*
* - MUST return as close to and no fewer than the exact amount of assets that would be deposited in a mint call
* in the same transaction. I.e. mint should return the same or fewer assets as previewMint if called in the
* same transaction.
* - MUST NOT account for mint limits like those returned from maxMint and should always act as though the mint
* would be accepted, regardless if the user has enough tokens approved, etc.
* - MUST be inclusive of deposit fees. Integrators should be aware of the existence of deposit fees.
* - MUST NOT revert.
*
* NOTE: any unfavorable discrepancy between convertToAssets and previewMint SHOULD be considered slippage in
* share price or some other type of condition, meaning the depositor will lose assets by minting.
*/
function previewMint(uint256 shares) external view returns (uint256 assets);
/**
* @dev Mints exactly shares Vault shares to receiver by depositing amount of underlying tokens.
*
* - MUST emit the Deposit event.
* - MAY support an additional flow in which the underlying tokens are owned by the Vault contract before the mint
* execution, and are accounted for during mint.
* - MUST revert if all of shares cannot be minted (due to deposit limit being reached, slippage, the user not
* approving enough underlying tokens to the Vault contract, etc).
*
* NOTE: most implementations will require pre-approval of the Vault with the Vault’s underlying asset token.
*/
function mint(uint256 shares, address receiver) external returns (uint256 assets);
/**
* @dev Returns the maximum amount of the underlying asset that can be withdrawn from the owner balance in the
* Vault, through a withdraw call.
*
* - MUST return a limited value if owner is subject to some withdrawal limit or timelock.
* - MUST NOT revert.
*/
function maxWithdraw(address owner) external view returns (uint256 maxAssets);
/**
* @dev Allows an on-chain or off-chain user to simulate the effects of their withdrawal at the current block,
* given current on-chain conditions.
*
* - MUST return as close to and no fewer than the exact amount of Vault shares that would be burned in a withdraw
* call in the same transaction. I.e. withdraw should return the same or fewer shares as previewWithdraw if
* called
* in the same transaction.
* - MUST NOT account for withdrawal limits like those returned from maxWithdraw and should always act as though
* the withdrawal would be accepted, regardless if the user has enough shares, etc.
* - MUST be inclusive of withdrawal fees. Integrators should be aware of the existence of withdrawal fees.
* - MUST NOT revert.
*
* NOTE: any unfavorable discrepancy between convertToShares and previewWithdraw SHOULD be considered slippage in
* share price or some other type of condition, meaning the depositor will lose assets by depositing.
*/
function previewWithdraw(uint256 assets) external view returns (uint256 shares);
/**
* @dev Burns shares from owner and sends exactly assets of underlying tokens to receiver.
*
* - MUST emit the Withdraw event.
* - MAY support an additional flow in which the underlying tokens are owned by the Vault contract before the
* withdraw execution, and are accounted for during withdraw.
* - MUST revert if all of assets cannot be withdrawn (due to withdrawal limit being reached, slippage, the owner
* not having enough shares, etc).
*
* Note that some implementations will require pre-requesting to the Vault before a withdrawal may be performed.
* Those methods should be performed separately.
*/
function withdraw(uint256 assets, address receiver, address owner) external returns (uint256 shares);
/**
* @dev Returns the maximum amount of Vault shares that can be redeemed from the owner balance in the Vault,
* through a redeem call.
*
* - MUST return a limited value if owner is subject to some withdrawal limit or timelock.
* - MUST return balanceOf(owner) if owner is not subject to any withdrawal limit or timelock.
* - MUST NOT revert.
*/
function maxRedeem(address owner) external view returns (uint256 maxShares);
/**
* @dev Allows an on-chain or off-chain user to simulate the effects of their redeemption at the current block,
* given current on-chain conditions.
*
* - MUST return as close to and no more than the exact amount of assets that would be withdrawn in a redeem call
* in the same transaction. I.e. redeem should return the same or more assets as previewRedeem if called in the
* same transaction.
* - MUST NOT account for redemption limits like those returned from maxRedeem and should always act as though the
* redemption would be accepted, regardless if the user has enough shares, etc.
* - MUST be inclusive of withdrawal fees. Integrators should be aware of the existence of withdrawal fees.
* - MUST NOT revert.
*
* NOTE: any unfavorable discrepancy between convertToAssets and previewRedeem SHOULD be considered slippage in
* share price or some other type of condition, meaning the depositor will lose assets by redeeming.
*/
function previewRedeem(uint256 shares) external view returns (uint256 assets);
/**
* @dev Burns exactly shares from owner and sends assets of underlying tokens to receiver.
*
* - MUST emit the Withdraw event.
* - MAY support an additional flow in which the underlying tokens are owned by the Vault contract before the
* redeem execution, and are accounted for during redeem.
* - MUST revert if all of shares cannot be redeemed (due to withdrawal limit being reached, slippage, the owner
* not having enough shares, etc).
*
* NOTE: some implementations will require pre-requesting to the Vault before a withdrawal may be performed.
* Those methods should be performed separately.
*/
function redeem(uint256 shares, address receiver, address owner) external returns (uint256 assets);
}
IERC5267.sol 28 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (interfaces/IERC5267.sol)
pragma solidity ^0.8.20;
interface IERC5267 {
/**
* @dev MAY be emitted to signal that the domain could have changed.
*/
event EIP712DomainChanged();
/**
* @dev returns the fields and values that describe the domain separator used by this contract for EIP-712
* signature.
*/
function eip712Domain()
external
view
returns (
bytes1 fields,
string memory name,
string memory version,
uint256 chainId,
address verifyingContract,
bytes32 salt,
uint256[] memory extensions
);
}
draft-IERC6093.sol 161 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (interfaces/draft-IERC6093.sol)
pragma solidity ^0.8.20;
/**
* @dev Standard ERC20 Errors
* Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC20 tokens.
*/
interface IERC20Errors {
/**
* @dev Indicates an error related to the current `balance` of a `sender`. Used in transfers.
* @param sender Address whose tokens are being transferred.
* @param balance Current balance for the interacting account.
* @param needed Minimum amount required to perform a transfer.
*/
error ERC20InsufficientBalance(address sender, uint256 balance, uint256 needed);
/**
* @dev Indicates a failure with the token `sender`. Used in transfers.
* @param sender Address whose tokens are being transferred.
*/
error ERC20InvalidSender(address sender);
/**
* @dev Indicates a failure with the token `receiver`. Used in transfers.
* @param receiver Address to which tokens are being transferred.
*/
error ERC20InvalidReceiver(address receiver);
/**
* @dev Indicates a failure with the `spender`’s `allowance`. Used in transfers.
* @param spender Address that may be allowed to operate on tokens without being their owner.
* @param allowance Amount of tokens a `spender` is allowed to operate with.
* @param needed Minimum amount required to perform a transfer.
*/
error ERC20InsufficientAllowance(address spender, uint256 allowance, uint256 needed);
/**
* @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals.
* @param approver Address initiating an approval operation.
*/
error ERC20InvalidApprover(address approver);
/**
* @dev Indicates a failure with the `spender` to be approved. Used in approvals.
* @param spender Address that may be allowed to operate on tokens without being their owner.
*/
error ERC20InvalidSpender(address spender);
}
/**
* @dev Standard ERC721 Errors
* Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC721 tokens.
*/
interface IERC721Errors {
/**
* @dev Indicates that an address can't be an owner. For example, `address(0)` is a forbidden owner in EIP-20.
* Used in balance queries.
* @param owner Address of the current owner of a token.
*/
error ERC721InvalidOwner(address owner);
/**
* @dev Indicates a `tokenId` whose `owner` is the zero address.
* @param tokenId Identifier number of a token.
*/
error ERC721NonexistentToken(uint256 tokenId);
/**
* @dev Indicates an error related to the ownership over a particular token. Used in transfers.
* @param sender Address whose tokens are being transferred.
* @param tokenId Identifier number of a token.
* @param owner Address of the current owner of a token.
*/
error ERC721IncorrectOwner(address sender, uint256 tokenId, address owner);
/**
* @dev Indicates a failure with the token `sender`. Used in transfers.
* @param sender Address whose tokens are being transferred.
*/
error ERC721InvalidSender(address sender);
/**
* @dev Indicates a failure with the token `receiver`. Used in transfers.
* @param receiver Address to which tokens are being transferred.
*/
error ERC721InvalidReceiver(address receiver);
/**
* @dev Indicates a failure with the `operator`’s approval. Used in transfers.
* @param operator Address that may be allowed to operate on tokens without being their owner.
* @param tokenId Identifier number of a token.
*/
error ERC721InsufficientApproval(address operator, uint256 tokenId);
/**
* @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals.
* @param approver Address initiating an approval operation.
*/
error ERC721InvalidApprover(address approver);
/**
* @dev Indicates a failure with the `operator` to be approved. Used in approvals.
* @param operator Address that may be allowed to operate on tokens without being their owner.
*/
error ERC721InvalidOperator(address operator);
}
/**
* @dev Standard ERC1155 Errors
* Interface of the https://eips.ethereum.org/EIPS/eip-6093[ERC-6093] custom errors for ERC1155 tokens.
*/
interface IERC1155Errors {
/**
* @dev Indicates an error related to the current `balance` of a `sender`. Used in transfers.
* @param sender Address whose tokens are being transferred.
* @param balance Current balance for the interacting account.
* @param needed Minimum amount required to perform a transfer.
* @param tokenId Identifier number of a token.
*/
error ERC1155InsufficientBalance(address sender, uint256 balance, uint256 needed, uint256 tokenId);
/**
* @dev Indicates a failure with the token `sender`. Used in transfers.
* @param sender Address whose tokens are being transferred.
*/
error ERC1155InvalidSender(address sender);
/**
* @dev Indicates a failure with the token `receiver`. Used in transfers.
* @param receiver Address to which tokens are being transferred.
*/
error ERC1155InvalidReceiver(address receiver);
/**
* @dev Indicates a failure with the `operator`’s approval. Used in transfers.
* @param operator Address that may be allowed to operate on tokens without being their owner.
* @param owner Address of the current owner of a token.
*/
error ERC1155MissingApprovalForAll(address operator, address owner);
/**
* @dev Indicates a failure with the `approver` of a token to be approved. Used in approvals.
* @param approver Address initiating an approval operation.
*/
error ERC1155InvalidApprover(address approver);
/**
* @dev Indicates a failure with the `operator` to be approved. Used in approvals.
* @param operator Address that may be allowed to operate on tokens without being their owner.
*/
error ERC1155InvalidOperator(address operator);
/**
* @dev Indicates an array length mismatch between ids and values in a safeBatchTransferFrom operation.
* Used in batch transfers.
* @param idsLength Length of the array of token identifiers
* @param valuesLength Length of the array of token amounts
*/
error ERC1155InvalidArrayLength(uint256 idsLength, uint256 valuesLength);
}
ERC1967Proxy.sol 40 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (proxy/ERC1967/ERC1967Proxy.sol)
pragma solidity ^0.8.20;
import {Proxy} from "../Proxy.sol";
import {ERC1967Utils} from "./ERC1967Utils.sol";
/**
* @dev This contract implements an upgradeable proxy. It is upgradeable because calls are delegated to an
* implementation address that can be changed. This address is stored in storage in the location specified by
* https://eips.ethereum.org/EIPS/eip-1967[EIP1967], so that it doesn't conflict with the storage layout of the
* implementation behind the proxy.
*/
contract ERC1967Proxy is Proxy {
/**
* @dev Initializes the upgradeable proxy with an initial implementation specified by `implementation`.
*
* If `_data` is nonempty, it's used as data in a delegate call to `implementation`. This will typically be an
* encoded function call, and allows initializing the storage of the proxy like a Solidity constructor.
*
* Requirements:
*
* - If `data` is empty, `msg.value` must be zero.
*/
constructor(address implementation, bytes memory _data) payable {
ERC1967Utils.upgradeToAndCall(implementation, _data);
}
/**
* @dev Returns the current implementation address.
*
* TIP: To get this value clients can read directly from the storage slot shown below (specified by EIP1967) using
* the https://eth.wiki/json-rpc/API#eth_getstorageat[`eth_getStorageAt`] RPC call.
* `0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc`
*/
function _implementation() internal view virtual override returns (address) {
return ERC1967Utils.getImplementation();
}
}
ERC1967Utils.sol 193 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (proxy/ERC1967/ERC1967Utils.sol)
pragma solidity ^0.8.20;
import {IBeacon} from "../beacon/IBeacon.sol";
import {Address} from "../../utils/Address.sol";
import {StorageSlot} from "../../utils/StorageSlot.sol";
/**
* @dev This abstract contract provides getters and event emitting update functions for
* https://eips.ethereum.org/EIPS/eip-1967[EIP1967] slots.
*/
library ERC1967Utils {
// We re-declare ERC-1967 events here because they can't be used directly from IERC1967.
// This will be fixed in Solidity 0.8.21. At that point we should remove these events.
/**
* @dev Emitted when the implementation is upgraded.
*/
event Upgraded(address indexed implementation);
/**
* @dev Emitted when the admin account has changed.
*/
event AdminChanged(address previousAdmin, address newAdmin);
/**
* @dev Emitted when the beacon is changed.
*/
event BeaconUpgraded(address indexed beacon);
/**
* @dev Storage slot with the address of the current implementation.
* This is the keccak-256 hash of "eip1967.proxy.implementation" subtracted by 1.
*/
// solhint-disable-next-line private-vars-leading-underscore
bytes32 internal constant IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc;
/**
* @dev The `implementation` of the proxy is invalid.
*/
error ERC1967InvalidImplementation(address implementation);
/**
* @dev The `admin` of the proxy is invalid.
*/
error ERC1967InvalidAdmin(address admin);
/**
* @dev The `beacon` of the proxy is invalid.
*/
error ERC1967InvalidBeacon(address beacon);
/**
* @dev An upgrade function sees `msg.value > 0` that may be lost.
*/
error ERC1967NonPayable();
/**
* @dev Returns the current implementation address.
*/
function getImplementation() internal view returns (address) {
return StorageSlot.getAddressSlot(IMPLEMENTATION_SLOT).value;
}
/**
* @dev Stores a new address in the EIP1967 implementation slot.
*/
function _setImplementation(address newImplementation) private {
if (newImplementation.code.length == 0) {
revert ERC1967InvalidImplementation(newImplementation);
}
StorageSlot.getAddressSlot(IMPLEMENTATION_SLOT).value = newImplementation;
}
/**
* @dev Performs implementation upgrade with additional setup call if data is nonempty.
* This function is payable only if the setup call is performed, otherwise `msg.value` is rejected
* to avoid stuck value in the contract.
*
* Emits an {IERC1967-Upgraded} event.
*/
function upgradeToAndCall(address newImplementation, bytes memory data) internal {
_setImplementation(newImplementation);
emit Upgraded(newImplementation);
if (data.length > 0) {
Address.functionDelegateCall(newImplementation, data);
} else {
_checkNonPayable();
}
}
/**
* @dev Storage slot with the admin of the contract.
* This is the keccak-256 hash of "eip1967.proxy.admin" subtracted by 1.
*/
// solhint-disable-next-line private-vars-leading-underscore
bytes32 internal constant ADMIN_SLOT = 0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103;
/**
* @dev Returns the current admin.
*
* TIP: To get this value clients can read directly from the storage slot shown below (specified by EIP1967) using
* the https://eth.wiki/json-rpc/API#eth_getstorageat[`eth_getStorageAt`] RPC call.
* `0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103`
*/
function getAdmin() internal view returns (address) {
return StorageSlot.getAddressSlot(ADMIN_SLOT).value;
}
/**
* @dev Stores a new address in the EIP1967 admin slot.
*/
function _setAdmin(address newAdmin) private {
if (newAdmin == address(0)) {
revert ERC1967InvalidAdmin(address(0));
}
StorageSlot.getAddressSlot(ADMIN_SLOT).value = newAdmin;
}
/**
* @dev Changes the admin of the proxy.
*
* Emits an {IERC1967-AdminChanged} event.
*/
function changeAdmin(address newAdmin) internal {
emit AdminChanged(getAdmin(), newAdmin);
_setAdmin(newAdmin);
}
/**
* @dev The storage slot of the UpgradeableBeacon contract which defines the implementation for this proxy.
* This is the keccak-256 hash of "eip1967.proxy.beacon" subtracted by 1.
*/
// solhint-disable-next-line private-vars-leading-underscore
bytes32 internal constant BEACON_SLOT = 0xa3f0ad74e5423aebfd80d3ef4346578335a9a72aeaee59ff6cb3582b35133d50;
/**
* @dev Returns the current beacon.
*/
function getBeacon() internal view returns (address) {
return StorageSlot.getAddressSlot(BEACON_SLOT).value;
}
/**
* @dev Stores a new beacon in the EIP1967 beacon slot.
*/
function _setBeacon(address newBeacon) private {
if (newBeacon.code.length == 0) {
revert ERC1967InvalidBeacon(newBeacon);
}
StorageSlot.getAddressSlot(BEACON_SLOT).value = newBeacon;
address beaconImplementation = IBeacon(newBeacon).implementation();
if (beaconImplementation.code.length == 0) {
revert ERC1967InvalidImplementation(beaconImplementation);
}
}
/**
* @dev Change the beacon and trigger a setup call if data is nonempty.
* This function is payable only if the setup call is performed, otherwise `msg.value` is rejected
* to avoid stuck value in the contract.
*
* Emits an {IERC1967-BeaconUpgraded} event.
*
* CAUTION: Invoking this function has no effect on an instance of {BeaconProxy} since v5, since
* it uses an immutable beacon without looking at the value of the ERC-1967 beacon slot for
* efficiency.
*/
function upgradeBeaconToAndCall(address newBeacon, bytes memory data) internal {
_setBeacon(newBeacon);
emit BeaconUpgraded(newBeacon);
if (data.length > 0) {
Address.functionDelegateCall(IBeacon(newBeacon).implementation(), data);
} else {
_checkNonPayable();
}
}
/**
* @dev Reverts if `msg.value` is not zero. It can be used to avoid `msg.value` stuck in the contract
* if an upgrade doesn't perform an initialization call.
*/
function _checkNonPayable() private {
if (msg.value > 0) {
revert ERC1967NonPayable();
}
}
}
Proxy.sol 69 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (proxy/Proxy.sol)
pragma solidity ^0.8.20;
/**
* @dev This abstract contract provides a fallback function that delegates all calls to another contract using the EVM
* instruction `delegatecall`. We refer to the second contract as the _implementation_ behind the proxy, and it has to
* be specified by overriding the virtual {_implementation} function.
*
* Additionally, delegation to the implementation can be triggered manually through the {_fallback} function, or to a
* different contract through the {_delegate} function.
*
* The success and return data of the delegated call will be returned back to the caller of the proxy.
*/
abstract contract Proxy {
/**
* @dev Delegates the current call to `implementation`.
*
* This function does not return to its internal call site, it will return directly to the external caller.
*/
function _delegate(address implementation) internal virtual {
assembly {
// Copy msg.data. We take full control of memory in this inline assembly
// block because it will not return to Solidity code. We overwrite the
// Solidity scratch pad at memory position 0.
calldatacopy(0, 0, calldatasize())
// Call the implementation.
// out and outsize are 0 because we don't know the size yet.
let result := delegatecall(gas(), implementation, 0, calldatasize(), 0, 0)
// Copy the returned data.
returndatacopy(0, 0, returndatasize())
switch result
// delegatecall returns 0 on error.
case 0 {
revert(0, returndatasize())
}
default {
return(0, returndatasize())
}
}
}
/**
* @dev This is a virtual function that should be overridden so it returns the address to which the fallback
* function and {_fallback} should delegate.
*/
function _implementation() internal view virtual returns (address);
/**
* @dev Delegates the current call to the address returned by `_implementation()`.
*
* This function does not return to its internal call site, it will return directly to the external caller.
*/
function _fallback() internal virtual {
_delegate(_implementation());
}
/**
* @dev Fallback function that delegates calls to the address returned by `_implementation()`. Will run if no other
* function in the contract matches the call data.
*/
fallback() external payable virtual {
_fallback();
}
}
IBeacon.sol 16 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (proxy/beacon/IBeacon.sol)
pragma solidity ^0.8.20;
/**
* @dev This is the interface that {BeaconProxy} expects of its beacon.
*/
interface IBeacon {
/**
* @dev Must return an address that can be used as a delegate call target.
*
* {UpgradeableBeacon} will check that this address is a contract.
*/
function implementation() external view returns (address);
}
ProxyAdmin.sol 45 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (proxy/transparent/ProxyAdmin.sol)
pragma solidity ^0.8.20;
import {ITransparentUpgradeableProxy} from "./TransparentUpgradeableProxy.sol";
import {Ownable} from "../../access/Ownable.sol";
/**
* @dev This is an auxiliary contract meant to be assigned as the admin of a {TransparentUpgradeableProxy}. For an
* explanation of why you would want to use this see the documentation for {TransparentUpgradeableProxy}.
*/
contract ProxyAdmin is Ownable {
/**
* @dev The version of the upgrade interface of the contract. If this getter is missing, both `upgrade(address)`
* and `upgradeAndCall(address,bytes)` are present, and `upgradeTo` must be used if no function should be called,
* while `upgradeAndCall` will invoke the `receive` function if the second argument is the empty byte string.
* If the getter returns `"5.0.0"`, only `upgradeAndCall(address,bytes)` is present, and the second argument must
* be the empty byte string if no function should be called, making it impossible to invoke the `receive` function
* during an upgrade.
*/
string public constant UPGRADE_INTERFACE_VERSION = "5.0.0";
/**
* @dev Sets the initial owner who can perform upgrades.
*/
constructor(address initialOwner) Ownable(initialOwner) {}
/**
* @dev Upgrades `proxy` to `implementation` and calls a function on the new implementation.
* See {TransparentUpgradeableProxy-_dispatchUpgradeToAndCall}.
*
* Requirements:
*
* - This contract must be the admin of `proxy`.
* - If `data` is empty, `msg.value` must be zero.
*/
function upgradeAndCall(
ITransparentUpgradeableProxy proxy,
address implementation,
bytes memory data
) public payable virtual onlyOwner {
proxy.upgradeToAndCall{value: msg.value}(implementation, data);
}
}
TransparentUpgradeableProxy.sol 116 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (proxy/transparent/TransparentUpgradeableProxy.sol)
pragma solidity ^0.8.20;
import {ERC1967Utils} from "../ERC1967/ERC1967Utils.sol";
import {ERC1967Proxy} from "../ERC1967/ERC1967Proxy.sol";
import {IERC1967} from "../../interfaces/IERC1967.sol";
import {ProxyAdmin} from "./ProxyAdmin.sol";
/**
* @dev Interface for {TransparentUpgradeableProxy}. In order to implement transparency, {TransparentUpgradeableProxy}
* does not implement this interface directly, and its upgradeability mechanism is implemented by an internal dispatch
* mechanism. The compiler is unaware that these functions are implemented by {TransparentUpgradeableProxy} and will not
* include them in the ABI so this interface must be used to interact with it.
*/
interface ITransparentUpgradeableProxy is IERC1967 {
function upgradeToAndCall(address, bytes calldata) external payable;
}
/**
* @dev This contract implements a proxy that is upgradeable through an associated {ProxyAdmin} instance.
*
* To avoid https://medium.com/nomic-labs-blog/malicious-backdoors-in-ethereum-proxies-62629adf3357[proxy selector
* clashing], which can potentially be used in an attack, this contract uses the
* https://blog.openzeppelin.com/the-transparent-proxy-pattern/[transparent proxy pattern]. This pattern implies two
* things that go hand in hand:
*
* 1. If any account other than the admin calls the proxy, the call will be forwarded to the implementation, even if
* that call matches the {ITransparentUpgradeableProxy-upgradeToAndCall} function exposed by the proxy itself.
* 2. If the admin calls the proxy, it can call the `upgradeToAndCall` function but any other call won't be forwarded to
* the implementation. If the admin tries to call a function on the implementation it will fail with an error indicating
* the proxy admin cannot fallback to the target implementation.
*
* These properties mean that the admin account can only be used for upgrading the proxy, so it's best if it's a
* dedicated account that is not used for anything else. This will avoid headaches due to sudden errors when trying to
* call a function from the proxy implementation. For this reason, the proxy deploys an instance of {ProxyAdmin} and
* allows upgrades only if they come through it. You should think of the `ProxyAdmin` instance as the administrative
* interface of the proxy, including the ability to change who can trigger upgrades by transferring ownership.
*
* NOTE: The real interface of this proxy is that defined in `ITransparentUpgradeableProxy`. This contract does not
* inherit from that interface, and instead `upgradeToAndCall` is implicitly implemented using a custom dispatch
* mechanism in `_fallback`. Consequently, the compiler will not produce an ABI for this contract. This is necessary to
* fully implement transparency without decoding reverts caused by selector clashes between the proxy and the
* implementation.
*
* NOTE: This proxy does not inherit from {Context} deliberately. The {ProxyAdmin} of this contract won't send a
* meta-transaction in any way, and any other meta-transaction setup should be made in the implementation contract.
*
* IMPORTANT: This contract avoids unnecessary storage reads by setting the admin only during construction as an
* immutable variable, preventing any changes thereafter. However, the admin slot defined in ERC-1967 can still be
* overwritten by the implementation logic pointed to by this proxy. In such cases, the contract may end up in an
* undesirable state where the admin slot is different from the actual admin.
*
* WARNING: It is not recommended to extend this contract to add additional external functions. If you do so, the
* compiler will not check that there are no selector conflicts, due to the note above. A selector clash between any new
* function and the functions declared in {ITransparentUpgradeableProxy} will be resolved in favor of the new one. This
* could render the `upgradeToAndCall` function inaccessible, preventing upgradeability and compromising transparency.
*/
contract TransparentUpgradeableProxy is ERC1967Proxy {
// An immutable address for the admin to avoid unnecessary SLOADs before each call
// at the expense of removing the ability to change the admin once it's set.
// This is acceptable if the admin is always a ProxyAdmin instance or similar contract
// with its own ability to transfer the permissions to another account.
address private immutable _admin;
/**
* @dev The proxy caller is the current admin, and can't fallback to the proxy target.
*/
error ProxyDeniedAdminAccess();
/**
* @dev Initializes an upgradeable proxy managed by an instance of a {ProxyAdmin} with an `initialOwner`,
* backed by the implementation at `_logic`, and optionally initialized with `_data` as explained in
* {ERC1967Proxy-constructor}.
*/
constructor(address _logic, address initialOwner, bytes memory _data) payable ERC1967Proxy(_logic, _data) {
_admin = address(new ProxyAdmin(initialOwner));
// Set the storage value and emit an event for ERC-1967 compatibility
ERC1967Utils.changeAdmin(_proxyAdmin());
}
/**
* @dev Returns the admin of this proxy.
*/
function _proxyAdmin() internal virtual returns (address) {
return _admin;
}
/**
* @dev If caller is the admin process the call internally, otherwise transparently fallback to the proxy behavior.
*/
function _fallback() internal virtual override {
if (msg.sender == _proxyAdmin()) {
if (msg.sig != ITransparentUpgradeableProxy.upgradeToAndCall.selector) {
revert ProxyDeniedAdminAccess();
} else {
_dispatchUpgradeToAndCall();
}
} else {
super._fallback();
}
}
/**
* @dev Upgrade the implementation of the proxy. See {ERC1967Utils-upgradeToAndCall}.
*
* Requirements:
*
* - If `data` is empty, `msg.value` must be zero.
*/
function _dispatchUpgradeToAndCall() private {
(address newImplementation, bytes memory data) = abi.decode(msg.data[4:], (address, bytes));
ERC1967Utils.upgradeToAndCall(newImplementation, data);
}
}
IERC1155Receiver.sol 59 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (token/ERC1155/IERC1155Receiver.sol)
pragma solidity ^0.8.20;
import {IERC165} from "../../utils/introspection/IERC165.sol";
/**
* @dev Interface that must be implemented by smart contracts in order to receive
* ERC-1155 token transfers.
*/
interface IERC1155Receiver is IERC165 {
/**
* @dev Handles the receipt of a single ERC1155 token type. This function is
* called at the end of a `safeTransferFrom` after the balance has been updated.
*
* NOTE: To accept the transfer, this must return
* `bytes4(keccak256("onERC1155Received(address,address,uint256,uint256,bytes)"))`
* (i.e. 0xf23a6e61, or its own function selector).
*
* @param operator The address which initiated the transfer (i.e. msg.sender)
* @param from The address which previously owned the token
* @param id The ID of the token being transferred
* @param value The amount of tokens being transferred
* @param data Additional data with no specified format
* @return `bytes4(keccak256("onERC1155Received(address,address,uint256,uint256,bytes)"))` if transfer is allowed
*/
function onERC1155Received(
address operator,
address from,
uint256 id,
uint256 value,
bytes calldata data
) external returns (bytes4);
/**
* @dev Handles the receipt of a multiple ERC1155 token types. This function
* is called at the end of a `safeBatchTransferFrom` after the balances have
* been updated.
*
* NOTE: To accept the transfer(s), this must return
* `bytes4(keccak256("onERC1155BatchReceived(address,address,uint256[],uint256[],bytes)"))`
* (i.e. 0xbc197c81, or its own function selector).
*
* @param operator The address which initiated the batch transfer (i.e. msg.sender)
* @param from The address which previously owned the token
* @param ids An array containing ids of each token being transferred (order and length must match values array)
* @param values An array containing amounts of each token being transferred (order and length must match ids array)
* @param data Additional data with no specified format
* @return `bytes4(keccak256("onERC1155BatchReceived(address,address,uint256[],uint256[],bytes)"))` if transfer is allowed
*/
function onERC1155BatchReceived(
address operator,
address from,
uint256[] calldata ids,
uint256[] calldata values,
bytes calldata data
) external returns (bytes4);
}
ERC1155Holder.sol 42 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (token/ERC1155/utils/ERC1155Holder.sol)
pragma solidity ^0.8.20;
import {IERC165, ERC165} from "../../../utils/introspection/ERC165.sol";
import {IERC1155Receiver} from "../IERC1155Receiver.sol";
/**
* @dev Simple implementation of `IERC1155Receiver` that will allow a contract to hold ERC1155 tokens.
*
* IMPORTANT: When inheriting this contract, you must include a way to use the received tokens, otherwise they will be
* stuck.
*/
abstract contract ERC1155Holder is ERC165, IERC1155Receiver {
/**
* @dev See {IERC165-supportsInterface}.
*/
function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) {
return interfaceId == type(IERC1155Receiver).interfaceId || super.supportsInterface(interfaceId);
}
function onERC1155Received(
address,
address,
uint256,
uint256,
bytes memory
) public virtual override returns (bytes4) {
return this.onERC1155Received.selector;
}
function onERC1155BatchReceived(
address,
address,
uint256[] memory,
uint256[] memory,
bytes memory
) public virtual override returns (bytes4) {
return this.onERC1155BatchReceived.selector;
}
}
ERC20.sol 316 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/ERC20.sol)
pragma solidity ^0.8.20;
import {IERC20} from "./IERC20.sol";
import {IERC20Metadata} from "./extensions/IERC20Metadata.sol";
import {Context} from "../../utils/Context.sol";
import {IERC20Errors} from "../../interfaces/draft-IERC6093.sol";
/**
* @dev Implementation of the {IERC20} interface.
*
* This implementation is agnostic to the way tokens are created. This means
* that a supply mechanism has to be added in a derived contract using {_mint}.
*
* TIP: For a detailed writeup see our guide
* https://forum.openzeppelin.com/t/how-to-implement-erc20-supply-mechanisms/226[How
* to implement supply mechanisms].
*
* The default value of {decimals} is 18. To change this, you should override
* this function so it returns a different value.
*
* We have followed general OpenZeppelin Contracts guidelines: functions revert
* instead returning `false` on failure. This behavior is nonetheless
* conventional and does not conflict with the expectations of ERC20
* applications.
*
* Additionally, an {Approval} event is emitted on calls to {transferFrom}.
* This allows applications to reconstruct the allowance for all accounts just
* by listening to said events. Other implementations of the EIP may not emit
* these events, as it isn't required by the specification.
*/
abstract contract ERC20 is Context, IERC20, IERC20Metadata, IERC20Errors {
mapping(address account => uint256) private _balances;
mapping(address account => mapping(address spender => uint256)) private _allowances;
uint256 private _totalSupply;
string private _name;
string private _symbol;
/**
* @dev Sets the values for {name} and {symbol}.
*
* All two of these values are immutable: they can only be set once during
* construction.
*/
constructor(string memory name_, string memory symbol_) {
_name = name_;
_symbol = symbol_;
}
/**
* @dev Returns the name of the token.
*/
function name() public view virtual returns (string memory) {
return _name;
}
/**
* @dev Returns the symbol of the token, usually a shorter version of the
* name.
*/
function symbol() public view virtual returns (string memory) {
return _symbol;
}
/**
* @dev Returns the number of decimals used to get its user representation.
* For example, if `decimals` equals `2`, a balance of `505` tokens should
* be displayed to a user as `5.05` (`505 / 10 ** 2`).
*
* Tokens usually opt for a value of 18, imitating the relationship between
* Ether and Wei. This is the default value returned by this function, unless
* it's overridden.
*
* NOTE: This information is only used for _display_ purposes: it in
* no way affects any of the arithmetic of the contract, including
* {IERC20-balanceOf} and {IERC20-transfer}.
*/
function decimals() public view virtual returns (uint8) {
return 18;
}
/**
* @dev See {IERC20-totalSupply}.
*/
function totalSupply() public view virtual returns (uint256) {
return _totalSupply;
}
/**
* @dev See {IERC20-balanceOf}.
*/
function balanceOf(address account) public view virtual returns (uint256) {
return _balances[account];
}
/**
* @dev See {IERC20-transfer}.
*
* Requirements:
*
* - `to` cannot be the zero address.
* - the caller must have a balance of at least `value`.
*/
function transfer(address to, uint256 value) public virtual returns (bool) {
address owner = _msgSender();
_transfer(owner, to, value);
return true;
}
/**
* @dev See {IERC20-allowance}.
*/
function allowance(address owner, address spender) public view virtual returns (uint256) {
return _allowances[owner][spender];
}
/**
* @dev See {IERC20-approve}.
*
* NOTE: If `value` is the maximum `uint256`, the allowance is not updated on
* `transferFrom`. This is semantically equivalent to an infinite approval.
*
* Requirements:
*
* - `spender` cannot be the zero address.
*/
function approve(address spender, uint256 value) public virtual returns (bool) {
address owner = _msgSender();
_approve(owner, spender, value);
return true;
}
/**
* @dev See {IERC20-transferFrom}.
*
* Emits an {Approval} event indicating the updated allowance. This is not
* required by the EIP. See the note at the beginning of {ERC20}.
*
* NOTE: Does not update the allowance if the current allowance
* is the maximum `uint256`.
*
* Requirements:
*
* - `from` and `to` cannot be the zero address.
* - `from` must have a balance of at least `value`.
* - the caller must have allowance for ``from``'s tokens of at least
* `value`.
*/
function transferFrom(address from, address to, uint256 value) public virtual returns (bool) {
address spender = _msgSender();
_spendAllowance(from, spender, value);
_transfer(from, to, value);
return true;
}
/**
* @dev Moves a `value` amount of tokens from `from` to `to`.
*
* This internal function is equivalent to {transfer}, and can be used to
* e.g. implement automatic token fees, slashing mechanisms, etc.
*
* Emits a {Transfer} event.
*
* NOTE: This function is not virtual, {_update} should be overridden instead.
*/
function _transfer(address from, address to, uint256 value) internal {
if (from == address(0)) {
revert ERC20InvalidSender(address(0));
}
if (to == address(0)) {
revert ERC20InvalidReceiver(address(0));
}
_update(from, to, value);
}
/**
* @dev Transfers a `value` amount of tokens from `from` to `to`, or alternatively mints (or burns) if `from`
* (or `to`) is the zero address. All customizations to transfers, mints, and burns should be done by overriding
* this function.
*
* Emits a {Transfer} event.
*/
function _update(address from, address to, uint256 value) internal virtual {
if (from == address(0)) {
// Overflow check required: The rest of the code assumes that totalSupply never overflows
_totalSupply += value;
} else {
uint256 fromBalance = _balances[from];
if (fromBalance < value) {
revert ERC20InsufficientBalance(from, fromBalance, value);
}
unchecked {
// Overflow not possible: value <= fromBalance <= totalSupply.
_balances[from] = fromBalance - value;
}
}
if (to == address(0)) {
unchecked {
// Overflow not possible: value <= totalSupply or value <= fromBalance <= totalSupply.
_totalSupply -= value;
}
} else {
unchecked {
// Overflow not possible: balance + value is at most totalSupply, which we know fits into a uint256.
_balances[to] += value;
}
}
emit Transfer(from, to, value);
}
/**
* @dev Creates a `value` amount of tokens and assigns them to `account`, by transferring it from address(0).
* Relies on the `_update` mechanism
*
* Emits a {Transfer} event with `from` set to the zero address.
*
* NOTE: This function is not virtual, {_update} should be overridden instead.
*/
function _mint(address account, uint256 value) internal {
if (account == address(0)) {
revert ERC20InvalidReceiver(address(0));
}
_update(address(0), account, value);
}
/**
* @dev Destroys a `value` amount of tokens from `account`, lowering the total supply.
* Relies on the `_update` mechanism.
*
* Emits a {Transfer} event with `to` set to the zero address.
*
* NOTE: This function is not virtual, {_update} should be overridden instead
*/
function _burn(address account, uint256 value) internal {
if (account == address(0)) {
revert ERC20InvalidSender(address(0));
}
_update(account, address(0), value);
}
/**
* @dev Sets `value` as the allowance of `spender` over the `owner` s tokens.
*
* This internal function is equivalent to `approve`, and can be used to
* e.g. set automatic allowances for certain subsystems, etc.
*
* Emits an {Approval} event.
*
* Requirements:
*
* - `owner` cannot be the zero address.
* - `spender` cannot be the zero address.
*
* Overrides to this logic should be done to the variant with an additional `bool emitEvent` argument.
*/
function _approve(address owner, address spender, uint256 value) internal {
_approve(owner, spender, value, true);
}
/**
* @dev Variant of {_approve} with an optional flag to enable or disable the {Approval} event.
*
* By default (when calling {_approve}) the flag is set to true. On the other hand, approval changes made by
* `_spendAllowance` during the `transferFrom` operation set the flag to false. This saves gas by not emitting any
* `Approval` event during `transferFrom` operations.
*
* Anyone who wishes to continue emitting `Approval` events on the`transferFrom` operation can force the flag to
* true using the following override:
* ```
* function _approve(address owner, address spender, uint256 value, bool) internal virtual override {
* super._approve(owner, spender, value, true);
* }
* ```
*
* Requirements are the same as {_approve}.
*/
function _approve(address owner, address spender, uint256 value, bool emitEvent) internal virtual {
if (owner == address(0)) {
revert ERC20InvalidApprover(address(0));
}
if (spender == address(0)) {
revert ERC20InvalidSpender(address(0));
}
_allowances[owner][spender] = value;
if (emitEvent) {
emit Approval(owner, spender, value);
}
}
/**
* @dev Updates `owner` s allowance for `spender` based on spent `value`.
*
* Does not update the allowance value in case of infinite allowance.
* Revert if not enough allowance is available.
*
* Does not emit an {Approval} event.
*/
function _spendAllowance(address owner, address spender, uint256 value) internal virtual {
uint256 currentAllowance = allowance(owner, spender);
if (currentAllowance != type(uint256).max) {
if (currentAllowance < value) {
revert ERC20InsufficientAllowance(spender, currentAllowance, value);
}
unchecked {
_approve(owner, spender, currentAllowance - value, false);
}
}
}
}
IERC20.sol 79 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/IERC20.sol)
pragma solidity ^0.8.20;
/**
* @dev Interface of the ERC20 standard as defined in the EIP.
*/
interface IERC20 {
/**
* @dev Emitted when `value` tokens are moved from one account (`from`) to
* another (`to`).
*
* Note that `value` may be zero.
*/
event Transfer(address indexed from, address indexed to, uint256 value);
/**
* @dev Emitted when the allowance of a `spender` for an `owner` is set by
* a call to {approve}. `value` is the new allowance.
*/
event Approval(address indexed owner, address indexed spender, uint256 value);
/**
* @dev Returns the value of tokens in existence.
*/
function totalSupply() external view returns (uint256);
/**
* @dev Returns the value of tokens owned by `account`.
*/
function balanceOf(address account) external view returns (uint256);
/**
* @dev Moves a `value` amount of tokens from the caller's account to `to`.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transfer(address to, uint256 value) external returns (bool);
/**
* @dev Returns the remaining number of tokens that `spender` will be
* allowed to spend on behalf of `owner` through {transferFrom}. This is
* zero by default.
*
* This value changes when {approve} or {transferFrom} are called.
*/
function allowance(address owner, address spender) external view returns (uint256);
/**
* @dev Sets a `value` amount of tokens as the allowance of `spender` over the
* caller's tokens.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* IMPORTANT: Beware that changing an allowance with this method brings the risk
* that someone may use both the old and the new allowance by unfortunate
* transaction ordering. One possible solution to mitigate this race
* condition is to first reduce the spender's allowance to 0 and set the
* desired value afterwards:
* https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
*
* Emits an {Approval} event.
*/
function approve(address spender, uint256 value) external returns (bool);
/**
* @dev Moves a `value` amount of tokens from `from` to `to` using the
* allowance mechanism. `value` is then deducted from the caller's
* allowance.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transferFrom(address from, address to, uint256 value) external returns (bool);
}
IERC20Metadata.sol 26 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/extensions/IERC20Metadata.sol)
pragma solidity ^0.8.20;
import {IERC20} from "../IERC20.sol";
/**
* @dev Interface for the optional metadata functions from the ERC20 standard.
*/
interface IERC20Metadata is IERC20 {
/**
* @dev Returns the name of the token.
*/
function name() external view returns (string memory);
/**
* @dev Returns the symbol of the token.
*/
function symbol() external view returns (string memory);
/**
* @dev Returns the decimals places of the token.
*/
function decimals() external view returns (uint8);
}
IERC20Permit.sol 90 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/extensions/IERC20Permit.sol)
pragma solidity ^0.8.20;
/**
* @dev Interface of the ERC20 Permit extension allowing approvals to be made via signatures, as defined in
* https://eips.ethereum.org/EIPS/eip-2612[EIP-2612].
*
* Adds the {permit} method, which can be used to change an account's ERC20 allowance (see {IERC20-allowance}) by
* presenting a message signed by the account. By not relying on {IERC20-approve}, the token holder account doesn't
* need to send a transaction, and thus is not required to hold Ether at all.
*
* ==== Security Considerations
*
* There are two important considerations concerning the use of `permit`. The first is that a valid permit signature
* expresses an allowance, and it should not be assumed to convey additional meaning. In particular, it should not be
* considered as an intention to spend the allowance in any specific way. The second is that because permits have
* built-in replay protection and can be submitted by anyone, they can be frontrun. A protocol that uses permits should
* take this into consideration and allow a `permit` call to fail. Combining these two aspects, a pattern that may be
* generally recommended is:
*
* ```solidity
* function doThingWithPermit(..., uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s) public {
* try token.permit(msg.sender, address(this), value, deadline, v, r, s) {} catch {}
* doThing(..., value);
* }
*
* function doThing(..., uint256 value) public {
* token.safeTransferFrom(msg.sender, address(this), value);
* ...
* }
* ```
*
* Observe that: 1) `msg.sender` is used as the owner, leaving no ambiguity as to the signer intent, and 2) the use of
* `try/catch` allows the permit to fail and makes the code tolerant to frontrunning. (See also
* {SafeERC20-safeTransferFrom}).
*
* Additionally, note that smart contract wallets (such as Argent or Safe) are not able to produce permit signatures, so
* contracts should have entry points that don't rely on permit.
*/
interface IERC20Permit {
/**
* @dev Sets `value` as the allowance of `spender` over ``owner``'s tokens,
* given ``owner``'s signed approval.
*
* IMPORTANT: The same issues {IERC20-approve} has related to transaction
* ordering also apply here.
*
* Emits an {Approval} event.
*
* Requirements:
*
* - `spender` cannot be the zero address.
* - `deadline` must be a timestamp in the future.
* - `v`, `r` and `s` must be a valid `secp256k1` signature from `owner`
* over the EIP712-formatted function arguments.
* - the signature must use ``owner``'s current nonce (see {nonces}).
*
* For more information on the signature format, see the
* https://eips.ethereum.org/EIPS/eip-2612#specification[relevant EIP
* section].
*
* CAUTION: See Security Considerations above.
*/
function permit(
address owner,
address spender,
uint256 value,
uint256 deadline,
uint8 v,
bytes32 r,
bytes32 s
) external;
/**
* @dev Returns the current nonce for `owner`. This value must be
* included whenever a signature is generated for {permit}.
*
* Every successful call to {permit} increases ``owner``'s nonce by one. This
* prevents a signature from being used multiple times.
*/
function nonces(address owner) external view returns (uint256);
/**
* @dev Returns the domain separator used in the encoding of the signature for {permit}, as defined by {EIP712}.
*/
// solhint-disable-next-line func-name-mixedcase
function DOMAIN_SEPARATOR() external view returns (bytes32);
}
SafeERC20.sol 118 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (token/ERC20/utils/SafeERC20.sol)
pragma solidity ^0.8.20;
import {IERC20} from "../IERC20.sol";
import {IERC20Permit} from "../extensions/IERC20Permit.sol";
import {Address} from "../../../utils/Address.sol";
/**
* @title SafeERC20
* @dev Wrappers around ERC20 operations that throw on failure (when the token
* contract returns false). Tokens that return no value (and instead revert or
* throw on failure) are also supported, non-reverting calls are assumed to be
* successful.
* To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract,
* which allows you to call the safe operations as `token.safeTransfer(...)`, etc.
*/
library SafeERC20 {
using Address for address;
/**
* @dev An operation with an ERC20 token failed.
*/
error SafeERC20FailedOperation(address token);
/**
* @dev Indicates a failed `decreaseAllowance` request.
*/
error SafeERC20FailedDecreaseAllowance(address spender, uint256 currentAllowance, uint256 requestedDecrease);
/**
* @dev Transfer `value` amount of `token` from the calling contract to `to`. If `token` returns no value,
* non-reverting calls are assumed to be successful.
*/
function safeTransfer(IERC20 token, address to, uint256 value) internal {
_callOptionalReturn(token, abi.encodeCall(token.transfer, (to, value)));
}
/**
* @dev Transfer `value` amount of `token` from `from` to `to`, spending the approval given by `from` to the
* calling contract. If `token` returns no value, non-reverting calls are assumed to be successful.
*/
function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal {
_callOptionalReturn(token, abi.encodeCall(token.transferFrom, (from, to, value)));
}
/**
* @dev Increase the calling contract's allowance toward `spender` by `value`. If `token` returns no value,
* non-reverting calls are assumed to be successful.
*/
function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal {
uint256 oldAllowance = token.allowance(address(this), spender);
forceApprove(token, spender, oldAllowance + value);
}
/**
* @dev Decrease the calling contract's allowance toward `spender` by `requestedDecrease`. If `token` returns no
* value, non-reverting calls are assumed to be successful.
*/
function safeDecreaseAllowance(IERC20 token, address spender, uint256 requestedDecrease) internal {
unchecked {
uint256 currentAllowance = token.allowance(address(this), spender);
if (currentAllowance < requestedDecrease) {
revert SafeERC20FailedDecreaseAllowance(spender, currentAllowance, requestedDecrease);
}
forceApprove(token, spender, currentAllowance - requestedDecrease);
}
}
/**
* @dev Set the calling contract's allowance toward `spender` to `value`. If `token` returns no value,
* non-reverting calls are assumed to be successful. Meant to be used with tokens that require the approval
* to be set to zero before setting it to a non-zero value, such as USDT.
*/
function forceApprove(IERC20 token, address spender, uint256 value) internal {
bytes memory approvalCall = abi.encodeCall(token.approve, (spender, value));
if (!_callOptionalReturnBool(token, approvalCall)) {
_callOptionalReturn(token, abi.encodeCall(token.approve, (spender, 0)));
_callOptionalReturn(token, approvalCall);
}
}
/**
* @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement
* on the return value: the return value is optional (but if data is returned, it must not be false).
* @param token The token targeted by the call.
* @param data The call data (encoded using abi.encode or one of its variants).
*/
function _callOptionalReturn(IERC20 token, bytes memory data) private {
// We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since
// we're implementing it ourselves. We use {Address-functionCall} to perform this call, which verifies that
// the target address contains contract code and also asserts for success in the low-level call.
bytes memory returndata = address(token).functionCall(data);
if (returndata.length != 0 && !abi.decode(returndata, (bool))) {
revert SafeERC20FailedOperation(address(token));
}
}
/**
* @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement
* on the return value: the return value is optional (but if data is returned, it must not be false).
* @param token The token targeted by the call.
* @param data The call data (encoded using abi.encode or one of its variants).
*
* This is a variant of {_callOptionalReturn} that silents catches all reverts and returns a bool instead.
*/
function _callOptionalReturnBool(IERC20 token, bytes memory data) private returns (bool) {
// We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since
// we're implementing it ourselves. We cannot use {Address-functionCall} here since this should return false
// and not revert is the subcall reverts.
(bool success, bytes memory returndata) = address(token).call(data);
return success && (returndata.length == 0 || abi.decode(returndata, (bool))) && address(token).code.length > 0;
}
}
IERC721Receiver.sol 28 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (token/ERC721/IERC721Receiver.sol)
pragma solidity ^0.8.20;
/**
* @title ERC721 token receiver interface
* @dev Interface for any contract that wants to support safeTransfers
* from ERC721 asset contracts.
*/
interface IERC721Receiver {
/**
* @dev Whenever an {IERC721} `tokenId` token is transferred to this contract via {IERC721-safeTransferFrom}
* by `operator` from `from`, this function is called.
*
* It must return its Solidity selector to confirm the token transfer.
* If any other value is returned or the interface is not implemented by the recipient, the transfer will be
* reverted.
*
* The selector can be obtained in Solidity with `IERC721Receiver.onERC721Received.selector`.
*/
function onERC721Received(
address operator,
address from,
uint256 tokenId,
bytes calldata data
) external returns (bytes4);
}
ERC721Holder.sol 24 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (token/ERC721/utils/ERC721Holder.sol)
pragma solidity ^0.8.20;
import {IERC721Receiver} from "../IERC721Receiver.sol";
/**
* @dev Implementation of the {IERC721Receiver} interface.
*
* Accepts all token transfers.
* Make sure the contract is able to use its token with {IERC721-safeTransferFrom}, {IERC721-approve} or
* {IERC721-setApprovalForAll}.
*/
abstract contract ERC721Holder is IERC721Receiver {
/**
* @dev See {IERC721Receiver-onERC721Received}.
*
* Always returns `IERC721Receiver.onERC721Received.selector`.
*/
function onERC721Received(address, address, uint256, bytes memory) public virtual returns (bytes4) {
return this.onERC721Received.selector;
}
}
Address.sol 159 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (utils/Address.sol)
pragma solidity ^0.8.20;
/**
* @dev Collection of functions related to the address type
*/
library Address {
/**
* @dev The ETH balance of the account is not enough to perform the operation.
*/
error AddressInsufficientBalance(address account);
/**
* @dev There's no code at `target` (it is not a contract).
*/
error AddressEmptyCode(address target);
/**
* @dev A call to an address target failed. The target may have reverted.
*/
error FailedInnerCall();
/**
* @dev Replacement for Solidity's `transfer`: sends `amount` wei to
* `recipient`, forwarding all available gas and reverting on errors.
*
* https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
* of certain opcodes, possibly making contracts go over the 2300 gas limit
* imposed by `transfer`, making them unable to receive funds via
* `transfer`. {sendValue} removes this limitation.
*
* https://consensys.net/diligence/blog/2019/09/stop-using-soliditys-transfer-now/[Learn more].
*
* IMPORTANT: because control is transferred to `recipient`, care must be
* taken to not create reentrancy vulnerabilities. Consider using
* {ReentrancyGuard} or the
* https://solidity.readthedocs.io/en/v0.8.20/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
*/
function sendValue(address payable recipient, uint256 amount) internal {
if (address(this).balance < amount) {
revert AddressInsufficientBalance(address(this));
}
(bool success, ) = recipient.call{value: amount}("");
if (!success) {
revert FailedInnerCall();
}
}
/**
* @dev Performs a Solidity function call using a low level `call`. A
* plain `call` is an unsafe replacement for a function call: use this
* function instead.
*
* If `target` reverts with a revert reason or custom error, it is bubbled
* up by this function (like regular Solidity function calls). However, if
* the call reverted with no returned reason, this function reverts with a
* {FailedInnerCall} error.
*
* Returns the raw returned data. To convert to the expected return value,
* use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
*
* Requirements:
*
* - `target` must be a contract.
* - calling `target` with `data` must not revert.
*/
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but also transferring `value` wei to `target`.
*
* Requirements:
*
* - the calling contract must have an ETH balance of at least `value`.
* - the called Solidity function must be `payable`.
*/
function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
if (address(this).balance < value) {
revert AddressInsufficientBalance(address(this));
}
(bool success, bytes memory returndata) = target.call{value: value}(data);
return verifyCallResultFromTarget(target, success, returndata);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but performing a static call.
*/
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
(bool success, bytes memory returndata) = target.staticcall(data);
return verifyCallResultFromTarget(target, success, returndata);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but performing a delegate call.
*/
function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
(bool success, bytes memory returndata) = target.delegatecall(data);
return verifyCallResultFromTarget(target, success, returndata);
}
/**
* @dev Tool to verify that a low level call to smart-contract was successful, and reverts if the target
* was not a contract or bubbling up the revert reason (falling back to {FailedInnerCall}) in case of an
* unsuccessful call.
*/
function verifyCallResultFromTarget(
address target,
bool success,
bytes memory returndata
) internal view returns (bytes memory) {
if (!success) {
_revert(returndata);
} else {
// only check if target is a contract if the call was successful and the return data is empty
// otherwise we already know that it was a contract
if (returndata.length == 0 && target.code.length == 0) {
revert AddressEmptyCode(target);
}
return returndata;
}
}
/**
* @dev Tool to verify that a low level call was successful, and reverts if it wasn't, either by bubbling the
* revert reason or with a default {FailedInnerCall} error.
*/
function verifyCallResult(bool success, bytes memory returndata) internal pure returns (bytes memory) {
if (!success) {
_revert(returndata);
} else {
return returndata;
}
}
/**
* @dev Reverts with returndata if present. Otherwise reverts with {FailedInnerCall}.
*/
function _revert(bytes memory returndata) private pure {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
/// @solidity memory-safe-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert FailedInnerCall();
}
}
}
Context.sol 28 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.1) (utils/Context.sol)
pragma solidity ^0.8.20;
/**
* @dev Provides information about the current execution context, including the
* sender of the transaction and its data. While these are generally available
* via msg.sender and msg.data, they should not be accessed in such a direct
* manner, since when dealing with meta-transactions the account sending and
* paying for execution may not be the actual sender (as far as an application
* is concerned).
*
* This contract is only required for intermediate, library-like contracts.
*/
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
function _contextSuffixLength() internal view virtual returns (uint256) {
return 0;
}
}
StorageSlot.sol 135 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (utils/StorageSlot.sol)
// This file was procedurally generated from scripts/generate/templates/StorageSlot.js.
pragma solidity ^0.8.20;
/**
* @dev Library for reading and writing primitive types to specific storage slots.
*
* Storage slots are often used to avoid storage conflict when dealing with upgradeable contracts.
* This library helps with reading and writing to such slots without the need for inline assembly.
*
* The functions in this library return Slot structs that contain a `value` member that can be used to read or write.
*
* Example usage to set ERC1967 implementation slot:
* ```solidity
* contract ERC1967 {
* bytes32 internal constant _IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc;
*
* function _getImplementation() internal view returns (address) {
* return StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value;
* }
*
* function _setImplementation(address newImplementation) internal {
* require(newImplementation.code.length > 0);
* StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = newImplementation;
* }
* }
* ```
*/
library StorageSlot {
struct AddressSlot {
address value;
}
struct BooleanSlot {
bool value;
}
struct Bytes32Slot {
bytes32 value;
}
struct Uint256Slot {
uint256 value;
}
struct StringSlot {
string value;
}
struct BytesSlot {
bytes value;
}
/**
* @dev Returns an `AddressSlot` with member `value` located at `slot`.
*/
function getAddressSlot(bytes32 slot) internal pure returns (AddressSlot storage r) {
/// @solidity memory-safe-assembly
assembly {
r.slot := slot
}
}
/**
* @dev Returns an `BooleanSlot` with member `value` located at `slot`.
*/
function getBooleanSlot(bytes32 slot) internal pure returns (BooleanSlot storage r) {
/// @solidity memory-safe-assembly
assembly {
r.slot := slot
}
}
/**
* @dev Returns an `Bytes32Slot` with member `value` located at `slot`.
*/
function getBytes32Slot(bytes32 slot) internal pure returns (Bytes32Slot storage r) {
/// @solidity memory-safe-assembly
assembly {
r.slot := slot
}
}
/**
* @dev Returns an `Uint256Slot` with member `value` located at `slot`.
*/
function getUint256Slot(bytes32 slot) internal pure returns (Uint256Slot storage r) {
/// @solidity memory-safe-assembly
assembly {
r.slot := slot
}
}
/**
* @dev Returns an `StringSlot` with member `value` located at `slot`.
*/
function getStringSlot(bytes32 slot) internal pure returns (StringSlot storage r) {
/// @solidity memory-safe-assembly
assembly {
r.slot := slot
}
}
/**
* @dev Returns an `StringSlot` representation of the string storage pointer `store`.
*/
function getStringSlot(string storage store) internal pure returns (StringSlot storage r) {
/// @solidity memory-safe-assembly
assembly {
r.slot := store.slot
}
}
/**
* @dev Returns an `BytesSlot` with member `value` located at `slot`.
*/
function getBytesSlot(bytes32 slot) internal pure returns (BytesSlot storage r) {
/// @solidity memory-safe-assembly
assembly {
r.slot := slot
}
}
/**
* @dev Returns an `BytesSlot` representation of the bytes storage pointer `store`.
*/
function getBytesSlot(bytes storage store) internal pure returns (BytesSlot storage r) {
/// @solidity memory-safe-assembly
assembly {
r.slot := store.slot
}
}
}
Strings.sol 94 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (utils/Strings.sol)
pragma solidity ^0.8.20;
import {Math} from "./math/Math.sol";
import {SignedMath} from "./math/SignedMath.sol";
/**
* @dev String operations.
*/
library Strings {
bytes16 private constant HEX_DIGITS = "0123456789abcdef";
uint8 private constant ADDRESS_LENGTH = 20;
/**
* @dev The `value` string doesn't fit in the specified `length`.
*/
error StringsInsufficientHexLength(uint256 value, uint256 length);
/**
* @dev Converts a `uint256` to its ASCII `string` decimal representation.
*/
function toString(uint256 value) internal pure returns (string memory) {
unchecked {
uint256 length = Math.log10(value) + 1;
string memory buffer = new string(length);
uint256 ptr;
/// @solidity memory-safe-assembly
assembly {
ptr := add(buffer, add(32, length))
}
while (true) {
ptr--;
/// @solidity memory-safe-assembly
assembly {
mstore8(ptr, byte(mod(value, 10), HEX_DIGITS))
}
value /= 10;
if (value == 0) break;
}
return buffer;
}
}
/**
* @dev Converts a `int256` to its ASCII `string` decimal representation.
*/
function toStringSigned(int256 value) internal pure returns (string memory) {
return string.concat(value < 0 ? "-" : "", toString(SignedMath.abs(value)));
}
/**
* @dev Converts a `uint256` to its ASCII `string` hexadecimal representation.
*/
function toHexString(uint256 value) internal pure returns (string memory) {
unchecked {
return toHexString(value, Math.log256(value) + 1);
}
}
/**
* @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed length.
*/
function toHexString(uint256 value, uint256 length) internal pure returns (string memory) {
uint256 localValue = value;
bytes memory buffer = new bytes(2 * length + 2);
buffer[0] = "0";
buffer[1] = "x";
for (uint256 i = 2 * length + 1; i > 1; --i) {
buffer[i] = HEX_DIGITS[localValue & 0xf];
localValue >>= 4;
}
if (localValue != 0) {
revert StringsInsufficientHexLength(value, length);
}
return string(buffer);
}
/**
* @dev Converts an `address` with fixed length of 20 bytes to its not checksummed ASCII `string` hexadecimal
* representation.
*/
function toHexString(address addr) internal pure returns (string memory) {
return toHexString(uint256(uint160(addr)), ADDRESS_LENGTH);
}
/**
* @dev Returns true if the two strings are equal.
*/
function equal(string memory a, string memory b) internal pure returns (bool) {
return bytes(a).length == bytes(b).length && keccak256(bytes(a)) == keccak256(bytes(b));
}
}
ECDSA.sol 174 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (utils/cryptography/ECDSA.sol)
pragma solidity ^0.8.20;
/**
* @dev Elliptic Curve Digital Signature Algorithm (ECDSA) operations.
*
* These functions can be used to verify that a message was signed by the holder
* of the private keys of a given address.
*/
library ECDSA {
enum RecoverError {
NoError,
InvalidSignature,
InvalidSignatureLength,
InvalidSignatureS
}
/**
* @dev The signature derives the `address(0)`.
*/
error ECDSAInvalidSignature();
/**
* @dev The signature has an invalid length.
*/
error ECDSAInvalidSignatureLength(uint256 length);
/**
* @dev The signature has an S value that is in the upper half order.
*/
error ECDSAInvalidSignatureS(bytes32 s);
/**
* @dev Returns the address that signed a hashed message (`hash`) with `signature` or an error. This will not
* return address(0) without also returning an error description. Errors are documented using an enum (error type)
* and a bytes32 providing additional information about the error.
*
* If no error is returned, then the address can be used for verification purposes.
*
* The `ecrecover` EVM precompile allows for malleable (non-unique) signatures:
* this function rejects them by requiring the `s` value to be in the lower
* half order, and the `v` value to be either 27 or 28.
*
* IMPORTANT: `hash` _must_ be the result of a hash operation for the
* verification to be secure: it is possible to craft signatures that
* recover to arbitrary addresses for non-hashed data. A safe way to ensure
* this is by receiving a hash of the original message (which may otherwise
* be too long), and then calling {MessageHashUtils-toEthSignedMessageHash} on it.
*
* Documentation for signature generation:
* - with https://web3js.readthedocs.io/en/v1.3.4/web3-eth-accounts.html#sign[Web3.js]
* - with https://docs.ethers.io/v5/api/signer/#Signer-signMessage[ethers]
*/
function tryRecover(bytes32 hash, bytes memory signature) internal pure returns (address, RecoverError, bytes32) {
if (signature.length == 65) {
bytes32 r;
bytes32 s;
uint8 v;
// ecrecover takes the signature parameters, and the only way to get them
// currently is to use assembly.
/// @solidity memory-safe-assembly
assembly {
r := mload(add(signature, 0x20))
s := mload(add(signature, 0x40))
v := byte(0, mload(add(signature, 0x60)))
}
return tryRecover(hash, v, r, s);
} else {
return (address(0), RecoverError.InvalidSignatureLength, bytes32(signature.length));
}
}
/**
* @dev Returns the address that signed a hashed message (`hash`) with
* `signature`. This address can then be used for verification purposes.
*
* The `ecrecover` EVM precompile allows for malleable (non-unique) signatures:
* this function rejects them by requiring the `s` value to be in the lower
* half order, and the `v` value to be either 27 or 28.
*
* IMPORTANT: `hash` _must_ be the result of a hash operation for the
* verification to be secure: it is possible to craft signatures that
* recover to arbitrary addresses for non-hashed data. A safe way to ensure
* this is by receiving a hash of the original message (which may otherwise
* be too long), and then calling {MessageHashUtils-toEthSignedMessageHash} on it.
*/
function recover(bytes32 hash, bytes memory signature) internal pure returns (address) {
(address recovered, RecoverError error, bytes32 errorArg) = tryRecover(hash, signature);
_throwError(error, errorArg);
return recovered;
}
/**
* @dev Overload of {ECDSA-tryRecover} that receives the `r` and `vs` short-signature fields separately.
*
* See https://eips.ethereum.org/EIPS/eip-2098[EIP-2098 short signatures]
*/
function tryRecover(bytes32 hash, bytes32 r, bytes32 vs) internal pure returns (address, RecoverError, bytes32) {
unchecked {
bytes32 s = vs & bytes32(0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff);
// We do not check for an overflow here since the shift operation results in 0 or 1.
uint8 v = uint8((uint256(vs) >> 255) + 27);
return tryRecover(hash, v, r, s);
}
}
/**
* @dev Overload of {ECDSA-recover} that receives the `r and `vs` short-signature fields separately.
*/
function recover(bytes32 hash, bytes32 r, bytes32 vs) internal pure returns (address) {
(address recovered, RecoverError error, bytes32 errorArg) = tryRecover(hash, r, vs);
_throwError(error, errorArg);
return recovered;
}
/**
* @dev Overload of {ECDSA-tryRecover} that receives the `v`,
* `r` and `s` signature fields separately.
*/
function tryRecover(
bytes32 hash,
uint8 v,
bytes32 r,
bytes32 s
) internal pure returns (address, RecoverError, bytes32) {
// EIP-2 still allows signature malleability for ecrecover(). Remove this possibility and make the signature
// unique. Appendix F in the Ethereum Yellow paper (https://ethereum.github.io/yellowpaper/paper.pdf), defines
// the valid range for s in (301): 0 < s < secp256k1n ÷ 2 + 1, and for v in (302): v ∈ {27, 28}. Most
// signatures from current libraries generate a unique signature with an s-value in the lower half order.
//
// If your library generates malleable signatures, such as s-values in the upper range, calculate a new s-value
// with 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141 - s1 and flip v from 27 to 28 or
// vice versa. If your library also generates signatures with 0/1 for v instead 27/28, add 27 to v to accept
// these malleable signatures as well.
if (uint256(s) > 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0) {
return (address(0), RecoverError.InvalidSignatureS, s);
}
// If the signature is valid (and not malleable), return the signer address
address signer = ecrecover(hash, v, r, s);
if (signer == address(0)) {
return (address(0), RecoverError.InvalidSignature, bytes32(0));
}
return (signer, RecoverError.NoError, bytes32(0));
}
/**
* @dev Overload of {ECDSA-recover} that receives the `v`,
* `r` and `s` signature fields separately.
*/
function recover(bytes32 hash, uint8 v, bytes32 r, bytes32 s) internal pure returns (address) {
(address recovered, RecoverError error, bytes32 errorArg) = tryRecover(hash, v, r, s);
_throwError(error, errorArg);
return recovered;
}
/**
* @dev Optionally reverts with the corresponding custom error according to the `error` argument provided.
*/
function _throwError(RecoverError error, bytes32 errorArg) private pure {
if (error == RecoverError.NoError) {
return; // no error: do nothing
} else if (error == RecoverError.InvalidSignature) {
revert ECDSAInvalidSignature();
} else if (error == RecoverError.InvalidSignatureLength) {
revert ECDSAInvalidSignatureLength(uint256(errorArg));
} else if (error == RecoverError.InvalidSignatureS) {
revert ECDSAInvalidSignatureS(errorArg);
}
}
}
MessageHashUtils.sol 86 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (utils/cryptography/MessageHashUtils.sol)
pragma solidity ^0.8.20;
import {Strings} from "../Strings.sol";
/**
* @dev Signature message hash utilities for producing digests to be consumed by {ECDSA} recovery or signing.
*
* The library provides methods for generating a hash of a message that conforms to the
* https://eips.ethereum.org/EIPS/eip-191[EIP 191] and https://eips.ethereum.org/EIPS/eip-712[EIP 712]
* specifications.
*/
library MessageHashUtils {
/**
* @dev Returns the keccak256 digest of an EIP-191 signed data with version
* `0x45` (`personal_sign` messages).
*
* The digest is calculated by prefixing a bytes32 `messageHash` with
* `"\x19Ethereum Signed Message:\n32"` and hashing the result. It corresponds with the
* hash signed when using the https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`] JSON-RPC method.
*
* NOTE: The `messageHash` parameter is intended to be the result of hashing a raw message with
* keccak256, although any bytes32 value can be safely used because the final digest will
* be re-hashed.
*
* See {ECDSA-recover}.
*/
function toEthSignedMessageHash(bytes32 messageHash) internal pure returns (bytes32 digest) {
/// @solidity memory-safe-assembly
assembly {
mstore(0x00, "\x19Ethereum Signed Message:\n32") // 32 is the bytes-length of messageHash
mstore(0x1c, messageHash) // 0x1c (28) is the length of the prefix
digest := keccak256(0x00, 0x3c) // 0x3c is the length of the prefix (0x1c) + messageHash (0x20)
}
}
/**
* @dev Returns the keccak256 digest of an EIP-191 signed data with version
* `0x45` (`personal_sign` messages).
*
* The digest is calculated by prefixing an arbitrary `message` with
* `"\x19Ethereum Signed Message:\n" + len(message)` and hashing the result. It corresponds with the
* hash signed when using the https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`] JSON-RPC method.
*
* See {ECDSA-recover}.
*/
function toEthSignedMessageHash(bytes memory message) internal pure returns (bytes32) {
return
keccak256(bytes.concat("\x19Ethereum Signed Message:\n", bytes(Strings.toString(message.length)), message));
}
/**
* @dev Returns the keccak256 digest of an EIP-191 signed data with version
* `0x00` (data with intended validator).
*
* The digest is calculated by prefixing an arbitrary `data` with `"\x19\x00"` and the intended
* `validator` address. Then hashing the result.
*
* See {ECDSA-recover}.
*/
function toDataWithIntendedValidatorHash(address validator, bytes memory data) internal pure returns (bytes32) {
return keccak256(abi.encodePacked(hex"19_00", validator, data));
}
/**
* @dev Returns the keccak256 digest of an EIP-712 typed data (EIP-191 version `0x01`).
*
* The digest is calculated from a `domainSeparator` and a `structHash`, by prefixing them with
* `\x19\x01` and hashing the result. It corresponds to the hash signed by the
* https://eips.ethereum.org/EIPS/eip-712[`eth_signTypedData`] JSON-RPC method as part of EIP-712.
*
* See {ECDSA-recover}.
*/
function toTypedDataHash(bytes32 domainSeparator, bytes32 structHash) internal pure returns (bytes32 digest) {
/// @solidity memory-safe-assembly
assembly {
let ptr := mload(0x40)
mstore(ptr, hex"19_01")
mstore(add(ptr, 0x02), domainSeparator)
mstore(add(ptr, 0x22), structHash)
digest := keccak256(ptr, 0x42)
}
}
}
ERC165.sol 27 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (utils/introspection/ERC165.sol)
pragma solidity ^0.8.20;
import {IERC165} from "./IERC165.sol";
/**
* @dev Implementation of the {IERC165} interface.
*
* Contracts that want to implement ERC165 should inherit from this contract and override {supportsInterface} to check
* for the additional interface id that will be supported. For example:
*
* ```solidity
* function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
* return interfaceId == type(MyInterface).interfaceId || super.supportsInterface(interfaceId);
* }
* ```
*/
abstract contract ERC165 is IERC165 {
/**
* @dev See {IERC165-supportsInterface}.
*/
function supportsInterface(bytes4 interfaceId) public view virtual returns (bool) {
return interfaceId == type(IERC165).interfaceId;
}
}
IERC165.sol 25 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (utils/introspection/IERC165.sol)
pragma solidity ^0.8.20;
/**
* @dev Interface of the ERC165 standard, as defined in the
* https://eips.ethereum.org/EIPS/eip-165[EIP].
*
* Implementers can declare support of contract interfaces, which can then be
* queried by others ({ERC165Checker}).
*
* For an implementation, see {ERC165}.
*/
interface IERC165 {
/**
* @dev Returns true if this contract implements the interface defined by
* `interfaceId`. See the corresponding
* https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section]
* to learn more about how these ids are created.
*
* This function call must use less than 30 000 gas.
*/
function supportsInterface(bytes4 interfaceId) external view returns (bool);
}
Math.sol 415 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (utils/math/Math.sol)
pragma solidity ^0.8.20;
/**
* @dev Standard math utilities missing in the Solidity language.
*/
library Math {
/**
* @dev Muldiv operation overflow.
*/
error MathOverflowedMulDiv();
enum Rounding {
Floor, // Toward negative infinity
Ceil, // Toward positive infinity
Trunc, // Toward zero
Expand // Away from zero
}
/**
* @dev Returns the addition of two unsigned integers, with an overflow flag.
*/
function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
uint256 c = a + b;
if (c < a) return (false, 0);
return (true, c);
}
}
/**
* @dev Returns the subtraction of two unsigned integers, with an overflow flag.
*/
function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (b > a) return (false, 0);
return (true, a - b);
}
}
/**
* @dev Returns the multiplication of two unsigned integers, with an overflow flag.
*/
function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
// Gas optimization: this is cheaper than requiring 'a' not being zero, but the
// benefit is lost if 'b' is also tested.
// See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
if (a == 0) return (true, 0);
uint256 c = a * b;
if (c / a != b) return (false, 0);
return (true, c);
}
}
/**
* @dev Returns the division of two unsigned integers, with a division by zero flag.
*/
function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (b == 0) return (false, 0);
return (true, a / b);
}
}
/**
* @dev Returns the remainder of dividing two unsigned integers, with a division by zero flag.
*/
function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (b == 0) return (false, 0);
return (true, a % b);
}
}
/**
* @dev Returns the largest of two numbers.
*/
function max(uint256 a, uint256 b) internal pure returns (uint256) {
return a > b ? a : b;
}
/**
* @dev Returns the smallest of two numbers.
*/
function min(uint256 a, uint256 b) internal pure returns (uint256) {
return a < b ? a : b;
}
/**
* @dev Returns the average of two numbers. The result is rounded towards
* zero.
*/
function average(uint256 a, uint256 b) internal pure returns (uint256) {
// (a + b) / 2 can overflow.
return (a & b) + (a ^ b) / 2;
}
/**
* @dev Returns the ceiling of the division of two numbers.
*
* This differs from standard division with `/` in that it rounds towards infinity instead
* of rounding towards zero.
*/
function ceilDiv(uint256 a, uint256 b) internal pure returns (uint256) {
if (b == 0) {
// Guarantee the same behavior as in a regular Solidity division.
return a / b;
}
// (a + b - 1) / b can overflow on addition, so we distribute.
return a == 0 ? 0 : (a - 1) / b + 1;
}
/**
* @notice Calculates floor(x * y / denominator) with full precision. Throws if result overflows a uint256 or
* denominator == 0.
* @dev Original credit to Remco Bloemen under MIT license (https://xn--2-umb.com/21/muldiv) with further edits by
* Uniswap Labs also under MIT license.
*/
function mulDiv(uint256 x, uint256 y, uint256 denominator) internal pure returns (uint256 result) {
unchecked {
// 512-bit multiply [prod1 prod0] = x * y. Compute the product mod 2^256 and mod 2^256 - 1, then use
// use the Chinese Remainder Theorem to reconstruct the 512 bit result. The result is stored in two 256
// variables such that product = prod1 * 2^256 + prod0.
uint256 prod0 = x * y; // Least significant 256 bits of the product
uint256 prod1; // Most significant 256 bits of the product
assembly {
let mm := mulmod(x, y, not(0))
prod1 := sub(sub(mm, prod0), lt(mm, prod0))
}
// Handle non-overflow cases, 256 by 256 division.
if (prod1 == 0) {
// Solidity will revert if denominator == 0, unlike the div opcode on its own.
// The surrounding unchecked block does not change this fact.
// See https://docs.soliditylang.org/en/latest/control-structures.html#checked-or-unchecked-arithmetic.
return prod0 / denominator;
}
// Make sure the result is less than 2^256. Also prevents denominator == 0.
if (denominator <= prod1) {
revert MathOverflowedMulDiv();
}
///////////////////////////////////////////////
// 512 by 256 division.
///////////////////////////////////////////////
// Make division exact by subtracting the remainder from [prod1 prod0].
uint256 remainder;
assembly {
// Compute remainder using mulmod.
remainder := mulmod(x, y, denominator)
// Subtract 256 bit number from 512 bit number.
prod1 := sub(prod1, gt(remainder, prod0))
prod0 := sub(prod0, remainder)
}
// Factor powers of two out of denominator and compute largest power of two divisor of denominator.
// Always >= 1. See https://cs.stackexchange.com/q/138556/92363.
uint256 twos = denominator & (0 - denominator);
assembly {
// Divide denominator by twos.
denominator := div(denominator, twos)
// Divide [prod1 prod0] by twos.
prod0 := div(prod0, twos)
// Flip twos such that it is 2^256 / twos. If twos is zero, then it becomes one.
twos := add(div(sub(0, twos), twos), 1)
}
// Shift in bits from prod1 into prod0.
prod0 |= prod1 * twos;
// Invert denominator mod 2^256. Now that denominator is an odd number, it has an inverse modulo 2^256 such
// that denominator * inv = 1 mod 2^256. Compute the inverse by starting with a seed that is correct for
// four bits. That is, denominator * inv = 1 mod 2^4.
uint256 inverse = (3 * denominator) ^ 2;
// Use the Newton-Raphson iteration to improve the precision. Thanks to Hensel's lifting lemma, this also
// works in modular arithmetic, doubling the correct bits in each step.
inverse *= 2 - denominator * inverse; // inverse mod 2^8
inverse *= 2 - denominator * inverse; // inverse mod 2^16
inverse *= 2 - denominator * inverse; // inverse mod 2^32
inverse *= 2 - denominator * inverse; // inverse mod 2^64
inverse *= 2 - denominator * inverse; // inverse mod 2^128
inverse *= 2 - denominator * inverse; // inverse mod 2^256
// Because the division is now exact we can divide by multiplying with the modular inverse of denominator.
// This will give us the correct result modulo 2^256. Since the preconditions guarantee that the outcome is
// less than 2^256, this is the final result. We don't need to compute the high bits of the result and prod1
// is no longer required.
result = prod0 * inverse;
return result;
}
}
/**
* @notice Calculates x * y / denominator with full precision, following the selected rounding direction.
*/
function mulDiv(uint256 x, uint256 y, uint256 denominator, Rounding rounding) internal pure returns (uint256) {
uint256 result = mulDiv(x, y, denominator);
if (unsignedRoundsUp(rounding) && mulmod(x, y, denominator) > 0) {
result += 1;
}
return result;
}
/**
* @dev Returns the square root of a number. If the number is not a perfect square, the value is rounded
* towards zero.
*
* Inspired by Henry S. Warren, Jr.'s "Hacker's Delight" (Chapter 11).
*/
function sqrt(uint256 a) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
// For our first guess, we get the biggest power of 2 which is smaller than the square root of the target.
//
// We know that the "msb" (most significant bit) of our target number `a` is a power of 2 such that we have
// `msb(a) <= a < 2*msb(a)`. This value can be written `msb(a)=2**k` with `k=log2(a)`.
//
// This can be rewritten `2**log2(a) <= a < 2**(log2(a) + 1)`
// → `sqrt(2**k) <= sqrt(a) < sqrt(2**(k+1))`
// → `2**(k/2) <= sqrt(a) < 2**((k+1)/2) <= 2**(k/2 + 1)`
//
// Consequently, `2**(log2(a) / 2)` is a good first approximation of `sqrt(a)` with at least 1 correct bit.
uint256 result = 1 << (log2(a) >> 1);
// At this point `result` is an estimation with one bit of precision. We know the true value is a uint128,
// since it is the square root of a uint256. Newton's method converges quadratically (precision doubles at
// every iteration). We thus need at most 7 iteration to turn our partial result with one bit of precision
// into the expected uint128 result.
unchecked {
result = (result + a / result) >> 1;
result = (result + a / result) >> 1;
result = (result + a / result) >> 1;
result = (result + a / result) >> 1;
result = (result + a / result) >> 1;
result = (result + a / result) >> 1;
result = (result + a / result) >> 1;
return min(result, a / result);
}
}
/**
* @notice Calculates sqrt(a), following the selected rounding direction.
*/
function sqrt(uint256 a, Rounding rounding) internal pure returns (uint256) {
unchecked {
uint256 result = sqrt(a);
return result + (unsignedRoundsUp(rounding) && result * result < a ? 1 : 0);
}
}
/**
* @dev Return the log in base 2 of a positive value rounded towards zero.
* Returns 0 if given 0.
*/
function log2(uint256 value) internal pure returns (uint256) {
uint256 result = 0;
unchecked {
if (value >> 128 > 0) {
value >>= 128;
result += 128;
}
if (value >> 64 > 0) {
value >>= 64;
result += 64;
}
if (value >> 32 > 0) {
value >>= 32;
result += 32;
}
if (value >> 16 > 0) {
value >>= 16;
result += 16;
}
if (value >> 8 > 0) {
value >>= 8;
result += 8;
}
if (value >> 4 > 0) {
value >>= 4;
result += 4;
}
if (value >> 2 > 0) {
value >>= 2;
result += 2;
}
if (value >> 1 > 0) {
result += 1;
}
}
return result;
}
/**
* @dev Return the log in base 2, following the selected rounding direction, of a positive value.
* Returns 0 if given 0.
*/
function log2(uint256 value, Rounding rounding) internal pure returns (uint256) {
unchecked {
uint256 result = log2(value);
return result + (unsignedRoundsUp(rounding) && 1 << result < value ? 1 : 0);
}
}
/**
* @dev Return the log in base 10 of a positive value rounded towards zero.
* Returns 0 if given 0.
*/
function log10(uint256 value) internal pure returns (uint256) {
uint256 result = 0;
unchecked {
if (value >= 10 ** 64) {
value /= 10 ** 64;
result += 64;
}
if (value >= 10 ** 32) {
value /= 10 ** 32;
result += 32;
}
if (value >= 10 ** 16) {
value /= 10 ** 16;
result += 16;
}
if (value >= 10 ** 8) {
value /= 10 ** 8;
result += 8;
}
if (value >= 10 ** 4) {
value /= 10 ** 4;
result += 4;
}
if (value >= 10 ** 2) {
value /= 10 ** 2;
result += 2;
}
if (value >= 10 ** 1) {
result += 1;
}
}
return result;
}
/**
* @dev Return the log in base 10, following the selected rounding direction, of a positive value.
* Returns 0 if given 0.
*/
function log10(uint256 value, Rounding rounding) internal pure returns (uint256) {
unchecked {
uint256 result = log10(value);
return result + (unsignedRoundsUp(rounding) && 10 ** result < value ? 1 : 0);
}
}
/**
* @dev Return the log in base 256 of a positive value rounded towards zero.
* Returns 0 if given 0.
*
* Adding one to the result gives the number of pairs of hex symbols needed to represent `value` as a hex string.
*/
function log256(uint256 value) internal pure returns (uint256) {
uint256 result = 0;
unchecked {
if (value >> 128 > 0) {
value >>= 128;
result += 16;
}
if (value >> 64 > 0) {
value >>= 64;
result += 8;
}
if (value >> 32 > 0) {
value >>= 32;
result += 4;
}
if (value >> 16 > 0) {
value >>= 16;
result += 2;
}
if (value >> 8 > 0) {
result += 1;
}
}
return result;
}
/**
* @dev Return the log in base 256, following the selected rounding direction, of a positive value.
* Returns 0 if given 0.
*/
function log256(uint256 value, Rounding rounding) internal pure returns (uint256) {
unchecked {
uint256 result = log256(value);
return result + (unsignedRoundsUp(rounding) && 1 << (result << 3) < value ? 1 : 0);
}
}
/**
* @dev Returns whether a provided rounding mode is considered rounding up for unsigned integers.
*/
function unsignedRoundsUp(Rounding rounding) internal pure returns (bool) {
return uint8(rounding) % 2 == 1;
}
}
SignedMath.sol 43 lines
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (utils/math/SignedMath.sol)
pragma solidity ^0.8.20;
/**
* @dev Standard signed math utilities missing in the Solidity language.
*/
library SignedMath {
/**
* @dev Returns the largest of two signed numbers.
*/
function max(int256 a, int256 b) internal pure returns (int256) {
return a > b ? a : b;
}
/**
* @dev Returns the smallest of two signed numbers.
*/
function min(int256 a, int256 b) internal pure returns (int256) {
return a < b ? a : b;
}
/**
* @dev Returns the average of two signed numbers without overflow.
* The result is rounded towards zero.
*/
function average(int256 a, int256 b) internal pure returns (int256) {
// Formula from the book "Hacker's Delight"
int256 x = (a & b) + ((a ^ b) >> 1);
return x + (int256(uint256(x) >> 255) & (a ^ b));
}
/**
* @dev Returns the absolute unsigned value of a signed value.
*/
function abs(int256 n) internal pure returns (uint256) {
unchecked {
// must be unchecked in order to support `n = type(int256).min`
return uint256(n >= 0 ? n : -n);
}
}
}
Actors.sol 102 lines
/* solhint-disable one-contract-per-file, const-name-snakecase */
// SPDX-License-Identifier: BSD-3-Clause
pragma solidity ^0.8.24;
interface IActors {
function ADMIN() external view returns (address);
function UNAUTHORIZED() external view returns (address);
function PROPOSER_1() external view returns (address);
function EXECUTOR_1() external view returns (address);
/// @dev timelock
function PROVIDER_MANAGER() external view returns (address);
/// @dev timelock
function BUFFER_MANAGER() external view returns (address);
/// @dev timelock
function ASSET_MANAGER() external view returns (address);
/// @dev timelock
function PROCESSOR_MANAGER() external view returns (address);
/// @dev multisig
function PAUSER() external view returns (address);
/// @dev multisig
function UNPAUSER() external view returns (address);
/// @dev multisig
function PROCESSOR() external view returns (address);
/// @dev multisig
function UPDATER() external view returns (address);
/// @dev multisig
function FEE_MANAGER() external view returns (address);
/// @dev multisig
function BOOTSTRAPPER() external view returns (address);
function TIMELOCK() external view returns (address);
}
abstract contract LocalActors is IActors {
address public constant ADMIN = address(1);
address public constant PROCESSOR = address(2);
address public constant EXECUTOR_1 = address(3);
address public constant PROPOSER_1 = address(4);
address public constant PROVIDER_MANAGER = address(5);
address public constant BUFFER_MANAGER = address(6);
address public constant ASSET_MANAGER = address(7);
address public constant PROCESSOR_MANAGER = address(8);
address public constant PAUSER = address(9);
address public constant UNPAUSER = address(10);
address public constant UPDATER = address(11);
address public constant FEE_MANAGER = address(12);
address public constant BOOTSTRAPPER = address(13);
address public constant UNAUTHORIZED = address(0);
address public constant TIMELOCK = address(14);
}
contract HoleskyActors is IActors {
address public constant HoleskyAdmin = 0x743b91CDB1C694D4F51bCDA3a4A59DcC0d02b913;
address public constant ADMIN = HoleskyAdmin;
address public constant PROCESSOR = HoleskyAdmin;
address public constant EXECUTOR_1 = HoleskyAdmin;
address public constant PROPOSER_1 = HoleskyAdmin;
address public constant PROVIDER_MANAGER = HoleskyAdmin;
address public constant BUFFER_MANAGER = HoleskyAdmin;
address public constant ASSET_MANAGER = HoleskyAdmin;
address public constant PROCESSOR_MANAGER = HoleskyAdmin;
address public constant PAUSER = HoleskyAdmin;
address public constant UNPAUSER = HoleskyAdmin;
address public constant ALLOCATOR_MANAGER = HoleskyAdmin;
address public constant UPDATER = HoleskyAdmin;
address public constant FEE_MANAGER = HoleskyAdmin;
address public constant BOOTSTRAPPER = HoleskyAdmin;
address public constant UNAUTHORIZED = address(0);
address public constant TIMELOCK = HoleskyAdmin;
}
contract MainnetActors is IActors {
address public constant YnSecurityCouncil = 0xfcad670592a3b24869C0b51a6c6FDED4F95D6975;
address public constant YnProcessor = 0x56866A6D5655C9E534320DA95fbBB82Fb3bF3D7D;
address public constant YnDev = 0xa08F39d30dc865CC11a49b6e5cBd27630D6141C3;
address public constant YnBootstrapper = 0x832e0D8e7A7Bdfe181f30df614383FAA4B5C2924;
address public constant TIMELOCK = 0xb5b52c63067E490982874B0d0F559668Bbe0c36B;
address public constant ADMIN = YnSecurityCouncil;
address public constant PROCESSOR = YnProcessor;
address public constant EXECUTOR_1 = YnSecurityCouncil;
address public constant PROPOSER_1 = YnSecurityCouncil;
address public constant PROVIDER_MANAGER = YnSecurityCouncil;
address public constant BUFFER_MANAGER = YnSecurityCouncil;
address public constant ASSET_MANAGER = YnSecurityCouncil;
address public constant PROCESSOR_MANAGER = YnSecurityCouncil;
address public constant PAUSER = YnDev;
address public constant UNPAUSER = YnSecurityCouncil;
address public constant FEE_MANAGER = YnSecurityCouncil;
address public constant ALLOCATOR_MANAGER = YnSecurityCouncil;
address public constant UPDATER = YnDev;
// FIXME; set different bootstrapper for mainnet
address public constant BOOTSTRAPPER = YnBootstrapper;
address public constant UNAUTHORIZED = address(0);
}
Contracts.sol 120 lines
/* solhint-disable one-contract-per-file */
// SPDX-License-Identifier: BSD-3-Clause
pragma solidity ^0.8.24;
interface IContracts {
function WETH() external pure returns (address);
function STETH() external pure returns (address);
function WSTETH() external pure returns (address);
function YNETH() external pure returns (address);
function YNETHX() external pure returns (address);
function YNLSDE() external pure returns (address);
function OETH() external pure returns (address);
function WOETH() external pure returns (address);
function METH() external pure returns (address);
function SFRXETH() external pure returns (address);
}
library MainnetContracts {
address public constant ETH = 0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE;
address public constant WETH = 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2;
address public constant STETH = 0xae7ab96520DE3A18E5e111B5EaAb095312D7fE84;
address public constant WSTETH = 0x7f39C581F595B53c5cb19bD0b3f8dA6c935E2Ca0;
address public constant METH = 0xd5F7838F5C461fefF7FE49ea5ebaF7728bB0ADfa;
address public constant OETH = 0x856c4Efb76C1D1AE02e20CEB03A2A6a08b0b8dC3;
address public constant WOETH = 0xDcEe70654261AF21C44c093C300eD3Bb97b78192;
address public constant RETH = 0xae78736Cd615f374D3085123A210448E74Fc6393;
address public constant YNETHX = 0x657d9ABA1DBb59e53f9F3eCAA878447dCfC96dCb;
address public constant YNETH = 0x09db87A538BD693E9d08544577d5cCfAA6373A48;
address public constant YNLSDE = 0x35Ec69A77B79c255e5d47D5A3BdbEFEfE342630c;
address public constant SWELL = 0xf951E335afb289353dc249e82926178EaC7DEd78;
address public constant CL_STETH_FEED = 0x86392dC19c0b719886221c78AB11eb8Cf5c52812;
address public constant TIMELOCK = 0xb5b52c63067E490982874B0d0F559668Bbe0c36B;
address public constant FACTORY = 0x1756987c66eC529be59D3Ec1edFB005a2F9728E1;
address public constant PROXY_ADMIN = 0xA02A8DC24171aC161cCb74Ef02C28e3cA2204783;
address public constant PROVIDER = address(123456789); // TODO: Update with deployed Provider
address public constant BUFFER = address(987654321); // TODO: Update with deployed buffer
address public constant YNETHX_VIEWER = 0x514d0aC9BFAf631AC7b303564bA1C822bC52F365;
// EVK Vault eWETH-22 is used as the buffer for ynETHx
address public constant EULER_WETH_22_VAULT = address(0x45c3B59d53e2e148Aaa6a857521059676D5c0489);
address public constant WSTETH_WITHDRAWAL_QUEUE = 0x889edC2eDab5f40e902b864aD4d7AdE8E412F9B1;
address public constant YNLSDE_WITHDRAWAL_QUEUE_MANAGER = 0x8Face3283E20b19d98a7a132274B69C1304D60b4;
address public constant YNLSDE_REDEMPTION_ASSETS_VAULT = 0x73bC33999C34a5126CA19dC900F22690C288D55e;
address public constant YNETH_WITHDRAWAL_QUEUE_MANAGER = 0x0BC9BC81aD379810B36AD5cC95387112990AA67b;
address public constant YNETH_REDEMPTION_ASSETS_VAULT = 0x5D6e53c42E3B37f82F693937BC508940769c5caf;
address public constant OETH_VAULT = 0x39254033945AA2E4809Cc2977E7087BEE48bd7Ab;
address public constant CURVE_REGISTRY = 0x7D86446dDb609eD0F5f8684AcF30380a356b2B4c;
address public constant CURVE_TWOCRYPTO_FACTORY = 0x98EE851a00abeE0d95D08cF4CA2BdCE32aeaAF7F;
address public constant METH_STAKING_MANAGER = 0xe3cBd06D7dadB3F4e6557bAb7EdD924CD1489E8f;
address public constant SFRXETH = 0xac3E018457B222d93114458476f3E3416Abbe38F;
address public constant FRX_ETH_WETH_DUAL_ORACLE = 0x350a9841956D8B0212EAdF5E14a449CA85FAE1C0;
address public constant WBTC = 0x2260FAC5E5542a773Aa44fBCfeDf7C193bc2C599;
address public constant USDC = 0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48;
address public constant USDE = 0x4c9EDD5852cd905f086C759E8383e09bff1E68B3;
address public constant SUSDE = 0x9D39A5DE30e57443BfF2A8307A4256c8797A3497;
address public constant CURVE_LP_YNETH_YNLSDE_POOL = 0x1f59cC10c6360DA918B0235c98E58008452816EB;
address public constant CURVE_LP_YNETH_YNLSDE_CONNECTOR = 0xe66E34F9E3116ce497Cbd15268f175eC711539d5;
address public constant CURVE_LP_YNETH_YNLSDE_STRATEGY = 0x823976dA34aC45C23a8DfEa51B3Ff1Ae0D980213;
// Smokehouse WSTETH
address public constant SMOKEHOUSE_WSTETH = 0x833AdaeF212c5cD3f78906B44bBfb18258F238F0;
}
contract L1Contracts is IContracts {
function WETH() external pure override returns (address) {
return MainnetContracts.WETH;
}
function STETH() external pure override returns (address) {
return MainnetContracts.STETH;
}
function WSTETH() external pure override returns (address) {
return MainnetContracts.WSTETH;
}
function YNETH() external pure override returns (address) {
return MainnetContracts.YNETH;
}
function YNETHX() external pure override returns (address) {
return MainnetContracts.YNETHX;
}
function YNLSDE() external pure override returns (address) {
return MainnetContracts.YNLSDE;
}
function OETH() external pure override returns (address) {
return MainnetContracts.OETH;
}
function WOETH() external pure override returns (address) {
return MainnetContracts.WOETH;
}
function METH() external pure override returns (address) {
return MainnetContracts.METH;
}
function SFRXETH() external pure override returns (address) {
return MainnetContracts.SFRXETH;
}
}
ProxyUtils.sol 33 lines
// SPDX-License-Identifier: BSD 3-Clause License
pragma solidity ^0.8.24;
import {Vm} from "lib/forge-std/src/Vm.sol";
import {ERC1967Utils} from "lib/openzeppelin-contracts/contracts/proxy/ERC1967/ERC1967Utils.sol";
library ProxyUtils {
address internal constant CHEATCODE_ADDRESS = 0x7109709ECfa91a80626fF3989D68f67F5b1DD12D;
/**
* @dev Returns the admin address of a TransparentUpgradeableProxy contract.
* @param proxy The address of the TransparentUpgradeableProxy.
* @return The admin address of the proxy contract.
*/
function getProxyAdmin(address proxy) public view returns (address) {
Vm vm = Vm(CHEATCODE_ADDRESS);
bytes32 adminSlot = vm.load(proxy, ERC1967Utils.ADMIN_SLOT);
return address(uint160(uint256(adminSlot)));
}
/**
* @dev Returns the implementation address of a TransparentUpgradeableProxy contract.
* @param proxy The address of the TransparentUpgradeableProxy.
* @return The implementation address of the proxy contract.
*/
function getImplementation(address proxy) public view returns (address) {
Vm vm = Vm(CHEATCODE_ADDRESS);
bytes32 implementationSlot = vm.load(proxy, ERC1967Utils.IMPLEMENTATION_SLOT);
return address(uint160(uint256(implementationSlot)));
}
}
SafeRules.sol 81 lines
// SPDX-License-Identifier: BSD-3-Clause
pragma solidity ^0.8.24;
import {IVault} from "src/interface/IVault.sol";
library SafeRules {
error RuleAlreadyExists();
struct RuleParams {
address contractAddress;
bytes4 funcSig;
IVault.FunctionRule rule;
}
function setProcessorRule(IVault vault_, RuleParams memory params) internal {
setProcessorRule(vault_, params, false);
}
function setProcessorRule(IVault vault_, RuleParams memory params, bool force) internal {
if (force) {
vault_.setProcessorRule(params.contractAddress, params.funcSig, params.rule);
return;
}
IVault.FunctionRule memory existingRule = vault_.getProcessorRule(params.contractAddress, params.funcSig);
if (
existingRule.isActive || address(existingRule.validator) != address(0) || existingRule.paramRules.length > 0
) {
revert RuleAlreadyExists();
}
vault_.setProcessorRule(params.contractAddress, params.funcSig, params.rule);
}
function setProcessorRules(IVault vault_, RuleParams[] memory params) internal {
setProcessorRules(vault_, params, false);
}
function setProcessorRules(IVault vault_, RuleParams[] memory params, bool force) internal {
if (force) {
address[] memory contractAddresses = new address[](params.length);
bytes4[] memory funcSigs = new bytes4[](params.length);
IVault.FunctionRule[] memory rules = new IVault.FunctionRule[](params.length);
for (uint256 i = 0; i < params.length; i++) {
contractAddresses[i] = params[i].contractAddress;
funcSigs[i] = params[i].funcSig;
rules[i] = params[i].rule;
}
vault_.setProcessorRules(contractAddresses, funcSigs, rules);
return;
}
for (uint256 i = 0; i < params.length; i++) {
setProcessorRule(vault_, params[i], false);
}
}
function generateCalldata(RuleParams[] memory rules_) internal pure returns (bytes memory) {
address[] memory contractsAddresses = new address[](rules_.length);
bytes4[] memory funcSigs = new bytes4[](rules_.length);
IVault.FunctionRule[] memory rules = new IVault.FunctionRule[](rules_.length);
for (uint256 i = 0; i < rules_.length; i++) {
contractsAddresses[i] = rules_[i].contractAddress;
funcSigs[i] = rules_[i].funcSig;
rules[i] = rules_[i].rule;
}
return abi.encodeWithSelector(IVault.setProcessorRules.selector, contractsAddresses, funcSigs, rules);
}
function generateCalldata(RuleParams memory ruleParams) internal pure returns (bytes memory) {
return generateCalldata(ruleParams.contractAddress, ruleParams.funcSig, ruleParams.rule);
}
function generateCalldata(address contractAddress, bytes4 funcSig, IVault.FunctionRule memory rule)
internal
pure
returns (bytes memory)
{
return abi.encodeWithSelector(IVault.setProcessorRule.selector, contractAddress, funcSig, rule);
}
}
Common.sol 28 lines
/* solhint-disable no-empty-blocks, no-unused-import */
// SPDX-License-Identifier: BSD-3-Clause
pragma solidity ^0.8.24;
import {AccessControlUpgradeable} from
"lib/openzeppelin-contracts-upgradeable/contracts/access/AccessControlUpgradeable.sol";
import {Address} from "lib/openzeppelin-contracts/contracts/utils/Address.sol";
import {ERC20} from "lib/openzeppelin-contracts/contracts/token/ERC20/ERC20.sol";
import {ERC20PermitUpgradeable} from
"lib/openzeppelin-contracts-upgradeable/contracts/token/ERC20/extensions/ERC20PermitUpgradeable.sol";
import {ERC20Upgradeable} from "lib/openzeppelin-contracts-upgradeable/contracts/token/ERC20/ERC20Upgradeable.sol";
import {IAccessControl} from "lib/openzeppelin-contracts/contracts/access/IAccessControl.sol";
import {IERC20} from "lib/openzeppelin-contracts/contracts/interfaces/IERC20.sol";
import {IERC20Metadata} from "lib/openzeppelin-contracts/contracts/interfaces/IERC20Metadata.sol";
import {IERC20Permit} from "lib/openzeppelin-contracts/contracts/token/ERC20/extensions/IERC20Permit.sol";
import {IERC4626} from "lib/openzeppelin-contracts/contracts/interfaces/IERC4626.sol";
import {Math} from "lib/openzeppelin-contracts/contracts/utils/math/Math.sol";
import {ProxyAdmin} from "lib/openzeppelin-contracts/contracts/proxy/transparent/ProxyAdmin.sol";
import {ReentrancyGuardUpgradeable} from
"lib/openzeppelin-contracts-upgradeable/contracts/utils/ReentrancyGuardUpgradeable.sol";
import {SafeERC20} from "lib/openzeppelin-contracts/contracts/token/ERC20/utils/SafeERC20.sol";
import {TimelockController} from "lib/openzeppelin-contracts/contracts/governance/TimelockController.sol";
import {TransparentUpgradeableProxy} from
"lib/openzeppelin-contracts/contracts/proxy/transparent/TransparentUpgradeableProxy.sol";
import {IERC165} from "lib/openzeppelin-contracts/contracts/interfaces/IERC165.sol";
import {Initializable} from "lib/openzeppelin-contracts-upgradeable/contracts/proxy/utils/Initializable.sol";
contract Common {}
IProvider.sol 43 lines
// SPDX-License-Identifier: BSD-3-Clause
pragma solidity ^0.8.24;
interface IProvider {
function getRate(address asset) external view returns (uint256);
}
interface IStETH {
function getPooledEthByShares(uint256 _ethAmount) external view returns (uint256);
}
interface IMETH {
function mETHToETH(uint256 mETHAmount) external view returns (uint256);
}
interface IOETH {
function assetToEth(uint256 _assetAmount) external view returns (uint256);
}
interface IRETH {
function getExchangeRate() external view returns (uint256);
}
interface IswETH {
function swETHToETHRate() external view returns (uint256);
}
interface IsfrxETH {
function pricePerShare() external view returns (uint256);
}
interface IFrxEthWethDualOracle {
function getCurveEmaEthPerFrxEth() external view returns (uint256);
}
interface IynLSDe {
function convertToAssets(address asset, uint256 shares) external view returns (uint256);
function previewRedeem(uint256 shares) external view returns (uint256);
}
interface ICurveLpConnector {
function rate() external view returns (int256 rate, uint256 updatedAt);
}
IVault.sol 143 lines
// SPDX-License-Identifier: BSD-3-Clause
pragma solidity ^0.8.24;
import {IERC4626} from "src/Common.sol";
import {IValidator} from "src/interface/IValidator.sol";
interface IVault is IERC4626 {
struct VaultStorage {
uint256 totalAssets;
address provider;
address buffer;
bool paused;
uint8 decimals;
bool countNativeAsset;
bool alwaysComputeTotalAssets;
/// @notice The index of the default asset.
/// The default asset is vault.asset(), used for deposit, withdraw, redeem, mint as default.
/// If defaultAssetIndex is 0, the vault will use the base asset as default asset.
uint256 defaultAssetIndex;
}
struct AssetParams {
uint256 index;
bool active;
uint8 decimals;
}
struct AssetUpdateFields {
bool active;
}
struct AssetStorage {
mapping(address => AssetParams) assets;
address[] list;
}
struct FeeStorage {
/// @notice The base withdrawal fee in basis points (1e8 = 100%)
uint64 baseWithdrawalFee;
}
enum ParamType {
UINT256,
ADDRESS
}
struct ParamRule {
ParamType paramType;
bool isArray;
address[] allowList;
}
struct FunctionRule {
bool isActive;
ParamRule[] paramRules;
IValidator validator;
}
struct ProcessorStorage {
uint256 lastProcessed;
uint256 lastAccounting;
mapping(address => mapping(bytes4 => FunctionRule)) rules;
}
error Paused();
error Unpaused();
error ZeroAddress();
error ZeroAmount();
error ZeroRate();
error InvalidString();
error InvalidArray();
error ExceededMaxDeposit(address sender, uint256 amount, uint256 maxAssets);
error DefaultAsset();
error AssetNotEmpty(address);
error InvalidAsset(address);
error InvalidTarget(address);
error InvalidDecimals();
error InvalidFunction(address target, bytes4 funcSig);
error DuplicateAsset(address asset);
error ExceededMaxWithdraw(address, uint256, uint256);
error ExceededMaxRedeem(address, uint256, uint256);
error ProcessFailed(bytes, bytes);
error ProcessInvalid(bytes);
error ProviderNotSet();
error BufferNotSet();
error DepositFailed();
error AssetNotActive();
error ExceedsMaxBasisPoints(uint256 value);
error InvalidNativeAssetDecimals(uint256 decimals);
error InvalidAssetDecimals(uint256 decimals);
error InvalidDefaultAssetIndex(uint256 index);
error BaseAsset();
event DepositAsset(
address indexed sender,
address indexed receiver,
address indexed asset,
uint256 assets,
uint256 baseAssets,
uint256 shares
);
event SetProvider(address indexed provider);
event SetBuffer(address indexed buffer);
event SetAlwaysComputeTotalAssets(bool alwaysComputeTotalAssets);
event NewAsset(address indexed asset, uint256 decimals, uint256 index);
event ProcessSuccess(address[] targets, uint256[] values, bytes[] data);
event Pause(bool paused);
event SetProcessorRule(address indexed target, bytes4, FunctionRule);
event NativeDeposit(uint256 amount);
event ProcessAccounting(uint256 timestamp, uint256 totalAssets);
event UpdateAsset(uint256 indexed index, address indexed asset, AssetUpdateFields fields);
event DeleteAsset(uint256 indexed index, address indexed asset);
event SetBaseWithdrawalFee(uint64 oldFee, uint64 newFee);
// 4626-MAX
function getAssets() external view returns (address[] memory list);
function getAsset(address asset_) external view returns (AssetParams memory);
function getProcessorRule(address contractAddress, bytes4 funcSig) external view returns (FunctionRule memory);
function previewDepositAsset(address assetAddress, uint256 assets) external view returns (uint256);
function depositAsset(address assetAddress, uint256 amount, address receiver) external returns (uint256);
function provider() external view returns (address);
function buffer() external view returns (address);
function totalBaseAssets() external view returns (uint256);
// ADMIN
function setProvider(address provider) external;
function setBuffer(address buffer) external;
function setProcessorRule(address target, bytes4 functionSig, FunctionRule memory rule) external;
function setProcessorRules(address[] memory targets, bytes4[] memory functionSigs, FunctionRule[] memory rules)
external;
function addAsset(address asset_, bool active_) external;
function pause() external;
function unpause() external;
function processAccounting() external;
function processor(address[] calldata targets, uint256[] calldata values, bytes[] calldata data)
external
returns (bytes[] memory);
// FEES
function _feeOnRaw(uint256 assets) external view returns (uint256);
function _feeOnTotal(uint256 assets) external view returns (uint256);
}
VaultLib.sol 337 lines
// SPDX-License-Identifier: BSD-3-Clause
pragma solidity ^0.8.24;
import {IVault} from "src/interface/IVault.sol";
import {IProvider} from "src/interface/IProvider.sol";
import {Math, IERC20} from "src/Common.sol";
import {Guard} from "src/module/Guard.sol";
library VaultLib {
using Math for uint256;
/// @custom:storage-location erc7201:openzeppelin.storage.ERC20
struct ERC20Storage {
mapping(address account => uint256) balances;
mapping(address account => mapping(address spender => uint256)) allowances;
uint256 totalSupply;
string name;
string symbol;
}
/**
* @notice Get the ERC20 storage.
* @return $ The ERC20 storage.
*/
function getERC20Storage() public pure returns (ERC20Storage storage $) {
assembly {
// keccak256(abi.encode(uint256(keccak256("openzeppelin.storage.ERC20")) - 1)) & ~bytes32(uint256(0xff))
$.slot := 0x52c63247e1f47db19d5ce0460030c497f067ca4cebf71ba98eeadabe20bace00
}
}
/**
* @notice Get the vault storage.
* @return $ The vault storage.
*/
function getVaultStorage() public pure returns (IVault.VaultStorage storage $) {
assembly {
// keccak256("yieldnest.storage.vault")
$.slot := 0x22cdba5640455d74cb7564fb236bbbbaf66b93a0cc1bd221f1ee2a6b2d0a2427
}
}
/**
* @notice Get the asset storage.
* @return $ The asset storage.
*/
function getAssetStorage() public pure returns (IVault.AssetStorage storage $) {
assembly {
// keccak256("yieldnest.storage.asset")
$.slot := 0x2dd192a2474c87efcf5ffda906a4b4f8a678b0e41f9245666251cfed8041e680
}
}
/**
* @notice Get the processor storage.
* @return $ The processor storage.
*/
function getProcessorStorage() public pure returns (IVault.ProcessorStorage storage $) {
assembly {
// keccak256("yieldnest.storage.vault")
$.slot := 0x52bb806a772c899365572e319d3d6f49ed2259348d19ab0da8abccd4bd46abb5
}
}
/**
* @notice Get the fee storage.
* @return $ The fee storage.
*/
function getFeeStorage() public pure returns (IVault.FeeStorage storage $) {
assembly {
// keccak256("yieldnest.storage.fees")
$.slot := 0xde924653ae91bd33356774e603163bd5862c93462f31acccae5f965be6e6599b
}
}
/**
* @notice Adds a new asset to the vault.
* @param asset_ The address of the asset.
* @param active_ Whether the asset is active or not.
*/
function addAsset(address asset_, uint8 decimals_, bool active_) public {
if (asset_ == address(0)) {
revert IVault.ZeroAddress();
}
IVault.AssetStorage storage assetStorage = getAssetStorage();
uint256 index = assetStorage.list.length;
IVault.VaultStorage storage vaultStorage = getVaultStorage();
// if native asset is counted the Base Asset should match the decimals count.
if (index == 0 && vaultStorage.countNativeAsset && decimals_ != 18) {
revert IVault.InvalidNativeAssetDecimals(decimals_);
}
// If this is the first asset, check that its decimals are the same as the vault's decimals
if (index == 0 && decimals_ != vaultStorage.decimals) {
revert IVault.InvalidAssetDecimals(decimals_);
}
// If this is not the first asset, check that its decimals are not higher than the base asset
if (index > 0) {
uint8 baseAssetDecimals = assetStorage.assets[assetStorage.list[0]].decimals;
if (decimals_ > baseAssetDecimals) {
revert IVault.InvalidAssetDecimals(decimals_);
}
}
// Check if trying to add the Base Asset again
if (index > 0 && asset_ == assetStorage.list[0]) {
revert IVault.DuplicateAsset(asset_);
}
if (index > 0 && assetStorage.assets[asset_].index != 0) {
revert IVault.DuplicateAsset(asset_);
}
assetStorage.assets[asset_] = IVault.AssetParams({active: active_, index: index, decimals: decimals_});
assetStorage.list.push(asset_);
emit IVault.NewAsset(asset_, decimals_, index);
}
/**
* @notice Updates an existing asset's parameters in the vault.
* @param index The index of the asset to update.
* @param fields The AssetUpdateFields struct containing the updated fields.
*/
function updateAsset(uint256 index, IVault.AssetUpdateFields calldata fields) public {
IVault.AssetStorage storage assetStorage = getAssetStorage();
if (index >= assetStorage.list.length) {
revert IVault.InvalidAsset(address(0));
}
address asset_ = assetStorage.list[index];
IVault.AssetParams storage assetParams = assetStorage.assets[asset_];
assetParams.active = fields.active;
emit IVault.UpdateAsset(index, asset_, fields);
}
/**
* @notice Deletes an existing asset from the vault.
* @param index The index of the asset to delete.
*/
function deleteAsset(uint256 index) public {
IVault.VaultStorage storage vaultStorage = getVaultStorage();
if (index == 0) revert IVault.BaseAsset();
if (index == vaultStorage.defaultAssetIndex) revert IVault.DefaultAsset();
IVault.AssetStorage storage assetStorage = getAssetStorage();
if (index >= assetStorage.list.length) {
revert IVault.InvalidAsset(address(0));
}
address asset_ = assetStorage.list[index];
if (IERC20(asset_).balanceOf(address(this)) > 0) {
revert IVault.AssetNotEmpty(asset_);
}
assetStorage.list[index] = assetStorage.list[assetStorage.list.length - 1];
assetStorage.list.pop();
delete assetStorage.assets[asset_];
// Update the index for the asset that was moved to the deleted position
if (index < assetStorage.list.length) {
address movedAsset = assetStorage.list[index];
assetStorage.assets[movedAsset].index = index;
}
emit IVault.DeleteAsset(index, asset_);
}
/**
* @notice Converts an asset amount to base units.
* @param asset_ The address of the asset.
* @param assets The amount of the asset.
* @return baseAssets The equivalent amount in base units.
*/
function convertAssetToBase(address asset_, uint256 assets) public view returns (uint256 baseAssets) {
if (asset_ == address(0)) revert IVault.ZeroAddress();
uint256 rate = IProvider(getVaultStorage().provider).getRate(asset_);
baseAssets = assets.mulDiv(rate, 10 ** (getAssetStorage().assets[asset_].decimals), Math.Rounding.Floor);
}
/**
* @notice Converts a base amount to asset units.
* @param asset_ The address of the asset.
* @param baseAssets The amount of the assets in base units.
* @return assets The equivalent amount in asset units.
*/
function convertBaseToAsset(address asset_, uint256 baseAssets) public view returns (uint256 assets) {
if (asset_ == address(0)) revert IVault.ZeroAddress();
uint256 rate = IProvider(getVaultStorage().provider).getRate(asset_);
assets = baseAssets.mulDiv(10 ** (getAssetStorage().assets[asset_].decimals), rate, Math.Rounding.Floor);
}
/**
* @notice Adds a given amount of base assets to the total assets.
* @param baseAssets The amount of base assets to add.
*/
function addTotalAssets(uint256 baseAssets) public {
IVault.VaultStorage storage vaultStorage = getVaultStorage();
if (!vaultStorage.alwaysComputeTotalAssets) {
vaultStorage.totalAssets += baseAssets;
}
}
/**
* @notice Subtracts a given amount of base assets from the total assets.
* @param baseAssets The amount of base assets to subtract.
*/
function subTotalAssets(uint256 baseAssets) public {
IVault.VaultStorage storage vaultStorage = getVaultStorage();
if (!vaultStorage.alwaysComputeTotalAssets) {
vaultStorage.totalAssets -= baseAssets;
}
}
/**
* @notice Converts a given amount of shares to assets.
* @param asset_ The address of the asset.
* @param shares The amount of shares to convert.
* @param rounding The rounding direction.
* @return assets The amount of assets.
* @return baseAssets The amount of base assets.
*/
function convertToAssets(address asset_, uint256 shares, Math.Rounding rounding)
public
view
returns (uint256 assets, uint256 baseAssets)
{
uint256 totalAssets = IVault(address(this)).totalBaseAssets();
uint256 totalSupply = getERC20Storage().totalSupply;
baseAssets = shares.mulDiv(totalAssets + 1, totalSupply + 1, rounding);
assets = convertBaseToAsset(asset_, baseAssets);
}
/**
* @notice Converts a given amount of assets to shares.
* @param asset_ The address of the asset.
* @param assets The amount of assets to convert.
* @param rounding The rounding direction.
* @return (shares, baseAssets) The equivalent amount of shares.
*/
function convertToShares(address asset_, uint256 assets, Math.Rounding rounding)
public
view
returns (uint256, uint256)
{
uint256 totalAssets = IVault(address(this)).totalBaseAssets();
uint256 totalSupply = getERC20Storage().totalSupply;
uint256 baseAssets = convertAssetToBase(asset_, assets);
uint256 shares = baseAssets.mulDiv(totalSupply + 1, totalAssets + 1, rounding);
return (shares, baseAssets);
}
/**
* @notice Sets the processor rule for a given contract address and function signature.
* @param target The address of the target contract.
* @param functionSig The function signature.
* @param rule The function rule.
*/
function setProcessorRule(address target, bytes4 functionSig, IVault.FunctionRule calldata rule) public {
getProcessorStorage().rules[target][functionSig] = rule;
emit IVault.SetProcessorRule(target, functionSig, rule);
}
/**
* @notice Sets the provider.
* @param provider_ The address of the provider.
*/
function setProvider(address provider_) public {
if (provider_ == address(0)) {
revert IVault.ZeroAddress();
}
getVaultStorage().provider = provider_;
emit IVault.SetProvider(provider_);
}
/**
* @notice Sets the buffer strategy.
* @param buffer_ The address of the buffer strategy.
*/
function setBuffer(address buffer_) public {
if (buffer_ == address(0)) {
revert IVault.ZeroAddress();
}
getVaultStorage().buffer = buffer_;
emit IVault.SetBuffer(buffer_);
}
/**
* @notice Computes the total assets in the vault.
* @return totalBaseBalance The total base balance of the vault.
*/
function computeTotalAssets() public view returns (uint256 totalBaseBalance) {
IVault.VaultStorage storage vaultStorage = getVaultStorage();
// Assumes native asset has same decimals as asset() (the base asset)
totalBaseBalance = vaultStorage.countNativeAsset ? address(this).balance : 0;
IVault.AssetStorage storage assetStorage = getAssetStorage();
address[] memory assetList = assetStorage.list;
uint256 assetListLength = assetList.length;
for (uint256 i = 0; i < assetListLength; i++) {
uint256 balance = IERC20(assetList[i]).balanceOf(address(this));
if (balance == 0) continue;
totalBaseBalance += convertAssetToBase(assetList[i], balance);
}
}
/**
* @notice Processes a series of calls to target contracts.
* @param targets The addresses of the target contracts.
* @param values The values to send with the calls.
* @param data The calldata for the calls.
* @return returnData The return data from the calls.
*/
function processor(address[] calldata targets, uint256[] memory values, bytes[] calldata data)
public
returns (bytes[] memory returnData)
{
uint256 targetsLength = targets.length;
returnData = new bytes[](targetsLength);
for (uint256 i = 0; i < targetsLength; i++) {
Guard.validateCall(targets[i], values[i], data[i]);
(bool success, bytes memory returnData_) = targets[i].call{value: values[i]}(data[i]);
if (!success) {
revert IVault.ProcessFailed(data[i], returnData_);
}
returnData[i] = returnData_;
}
emit IVault.ProcessSuccess(targets, values, returnData);
}
}
BaseStrategy.sol 427 lines
// SPDX-License-Identifier: BSD-3-Clause
pragma solidity ^0.8.24;
import {IERC20Metadata as IERC20, Math, SafeERC20} from "src/Common.sol";
import {BaseVault} from "src/BaseVault.sol";
import {IBaseStrategy} from "src/interface/IBaseStrategy.sol";
/**
* @title BaseStrategy
* @author Yieldnest
* @notice This contract is a base strategy for any underlying protocol.
* vault.
*/
abstract contract BaseStrategy is BaseVault, IBaseStrategy {
/// @notice The version of the strategy contract.
string public constant STRATEGY_VERSION = "0.2.0";
/// @notice Role for allocator permissions
bytes32 public constant ALLOCATOR_ROLE = keccak256("ALLOCATOR_ROLE");
/// @notice Role for allocator manager permissions
bytes32 public constant ALLOCATOR_MANAGER_ROLE = keccak256("ALLOCATOR_MANAGER_ROLE");
/**
* @notice Returns whether the strategy has allocators.
* @return hasAllocators True if the strategy has allocators, otherwise false.
*/
function getHasAllocator() public view returns (bool hasAllocators) {
return _getBaseStrategyStorage().hasAllocators;
}
/**
* @notice Sets whether the strategy has allocators.
* @param hasAllocators_ The new value for the hasAllocator flag.
*/
function setHasAllocator(bool hasAllocators_) external onlyRole(ALLOCATOR_MANAGER_ROLE) {
BaseStrategyStorage storage strategyStorage = _getBaseStrategyStorage();
strategyStorage.hasAllocators = hasAllocators_;
emit SetHasAllocator(hasAllocators_);
}
/**
* @notice Returns whether the asset is withdrawable.
* @param asset_ The address of the asset.
* @return True if the asset is withdrawable, otherwise false.
*/
function getAssetWithdrawable(address asset_) external view returns (bool) {
return _getBaseStrategyStorage().isAssetWithdrawable[asset_];
}
/**
* @notice Sets whether the asset is withdrawable.
* @param asset_ The address of the asset.
* @param withdrawable_ The new value for the withdrawable flag.
*/
function setAssetWithdrawable(address asset_, bool withdrawable_) external onlyRole(ASSET_MANAGER_ROLE) {
_setAssetWithdrawable(asset_, withdrawable_);
}
/**
* @notice Internal function to set whether the asset is withdrawable.
* @param asset_ The address of the asset.
* @param withdrawable_ The new value for the withdrawable flag.
*/
function _setAssetWithdrawable(address asset_, bool withdrawable_) internal {
BaseStrategyStorage storage strategyStorage = _getBaseStrategyStorage();
strategyStorage.isAssetWithdrawable[asset_] = withdrawable_;
emit SetAssetWithdrawable(asset_, withdrawable_);
}
/**
* @notice Modifier to restrict access to allocator roles.
*/
modifier onlyAllocator() {
if (_getBaseStrategyStorage().hasAllocators && !hasRole(ALLOCATOR_ROLE, msg.sender)) {
revert AccessControlUnauthorizedAccount(msg.sender, ALLOCATOR_ROLE);
}
_;
}
/**
* @notice Returns the maximum amount of assets that can be withdrawn by a given owner.
* @param owner The address of the owner.
* @return maxAssets The maximum amount of assets.
*/
function maxWithdraw(address owner) public view override returns (uint256 maxAssets) {
maxAssets = _maxWithdrawAsset(asset(), owner);
}
/**
* @notice Returns the maximum amount of assets that can be withdrawn for a specific asset by a given owner.
* @param asset_ The address of the asset.
* @param owner The address of the owner.
* @return maxAssets The maximum amount of assets.
*/
function maxWithdrawAsset(address asset_, address owner) public view returns (uint256 maxAssets) {
maxAssets = _maxWithdrawAsset(asset_, owner);
}
/**
* @notice Internal function to get the maximum amount of assets that can be withdrawn by a given owner.
* @param asset_ The address of the asset.
* @param owner The address of the owner.
* @return maxAssets The maximum amount of assets.
*/
function _maxWithdrawAsset(address asset_, address owner) internal view virtual returns (uint256 maxAssets) {
if (paused() || !_getBaseStrategyStorage().isAssetWithdrawable[asset_]) {
return 0;
}
uint256 availableAssets = _availableAssets(asset_);
maxAssets = previewRedeemAsset(asset_, balanceOf(owner));
maxAssets = availableAssets < maxAssets ? availableAssets : maxAssets;
}
/**
* @notice Returns the maximum amount of shares that can be redeemed by a given owner.
* @param owner The address of the owner.
* @return maxShares The maximum amount of shares.
*/
function maxRedeem(address owner) public view override returns (uint256 maxShares) {
maxShares = _maxRedeemAsset(asset(), owner);
}
/**
* @notice Returns the maximum amount of shares that can be redeemed by a given owner.
* @param asset_ The address of the asset.
* @param owner The address of the owner.
* @return maxShares The maximum amount of shares.
*/
function maxRedeemAsset(address asset_, address owner) public view returns (uint256 maxShares) {
maxShares = _maxRedeemAsset(asset_, owner);
}
/**
* @notice Internal function to get the maximum amount of shares that can be redeemed by a given owner.
* @param asset_ The address of the asset.
* @param owner The address of the owner.
* @return maxShares The maximum amount of shares.
*/
function _maxRedeemAsset(address asset_, address owner) internal view virtual returns (uint256 maxShares) {
if (paused() || !_getBaseStrategyStorage().isAssetWithdrawable[asset_]) {
return 0;
}
uint256 availableAssets = _availableAssets(asset_);
maxShares = balanceOf(owner);
maxShares = availableAssets < previewRedeemAsset(asset_, maxShares)
? previewWithdrawAsset(asset_, availableAssets)
: maxShares;
}
/**
* @notice Previews the amount of assets that would be required to mint a given amount of shares.
* @param asset_ The address of the asset.
* @param shares The amount of shares to mint.
* @return assets The equivalent amount of assets.
*/
function previewMintAsset(address asset_, uint256 shares) public view virtual returns (uint256 assets) {
(assets,) = _convertToAssets(asset_, shares, Math.Rounding.Ceil);
}
/**
* @notice Previews the amount of assets that would be received for a given amount of shares.
* @param asset_ The address of the asset.
* @param shares The amount of shares to redeem.
* @return assets The equivalent amount of assets.
*/
function previewRedeemAsset(address asset_, uint256 shares) public view virtual returns (uint256 assets) {
(assets,) = _convertToAssets(asset_, shares, Math.Rounding.Floor);
assets = assets - _feeOnTotal(assets);
}
/**
* @notice Previews the amount of shares that would be received for a given amount of assets.
* @param asset_ The address of the asset.
* @param assets The amount of assets to deposit.
* @return shares The equivalent amount of shares.
*/
function previewWithdrawAsset(address asset_, uint256 assets) public view virtual returns (uint256 shares) {
uint256 fee = _feeOnRaw(assets);
(shares,) = _convertToShares(asset_, assets + fee, Math.Rounding.Ceil);
}
/**
* @notice Withdraws a given amount of assets and burns the equivalent amount of shares from the owner.
* @param assets The amount of assets to withdraw.
* @param receiver The address of the receiver.
* @param owner The address of the owner.
* @return shares The equivalent amount of shares.
*/
function withdraw(uint256 assets, address receiver, address owner)
public
virtual
override
nonReentrant
returns (uint256 shares)
{
shares = _withdrawAsset(asset(), assets, receiver, owner);
}
/**
* @notice Withdraws assets and burns equivalent shares from the owner.
* @param asset_ The address of the asset.
* @param assets The amount of assets to withdraw.
* @param receiver The address of the receiver.
* @param owner The address of the owner.
* @return shares The equivalent amount of shares burned.
*/
function withdrawAsset(address asset_, uint256 assets, address receiver, address owner)
public
virtual
nonReentrant
returns (uint256 shares)
{
shares = _withdrawAsset(asset_, assets, receiver, owner);
}
/**
* @notice Internal function for withdraws assets and burns equivalent shares from the owner.
* @param asset_ The address of the asset.
* @param assets The amount of assets to withdraw.
* @param receiver The address of the receiver.
* @param owner The address of the owner.
* @return shares The equivalent amount of shares burned.
*/
function _withdrawAsset(address asset_, uint256 assets, address receiver, address owner)
internal
returns (uint256 shares)
{
if (paused()) {
revert Paused();
}
uint256 maxAssets = maxWithdrawAsset(asset_, owner);
if (assets > maxAssets) {
revert ExceededMaxWithdraw(owner, assets, maxAssets);
}
shares = previewWithdrawAsset(asset_, assets);
_withdrawAsset(asset_, _msgSender(), receiver, owner, assets, shares);
}
/**
* @notice Internal function to handle withdrawals.
* @param caller The address of the caller.
* @param receiver The address of the receiver.
* @param owner The address of the owner.
* @param assets The amount of assets to withdraw.
* @param shares The equivalent amount of shares.
*/
function _withdraw(address caller, address receiver, address owner, uint256 assets, uint256 shares)
internal
virtual
override
{
_withdrawAsset(asset(), caller, receiver, owner, assets, shares);
}
/**
* @notice Internal function to handle withdrawals for specific assets.
* @param asset_ The address of the asset.
* @param caller The address of the caller.
* @param receiver The address of the receiver.
* @param owner The address of the owner.
* @param assets The amount of assets to withdraw.
* @param shares The equivalent amount of shares.
*/
function _withdrawAsset(
address asset_,
address caller,
address receiver,
address owner,
uint256 assets,
uint256 shares
) internal virtual onlyAllocator {
if (!_getBaseStrategyStorage().isAssetWithdrawable[asset_]) {
revert AssetNotWithdrawable();
}
_subTotalAssets(_convertAssetToBase(asset_, assets));
if (caller != owner) {
_spendAllowance(owner, caller, shares);
}
// NOTE: burn shares before withdrawing the assets
_burn(owner, shares);
SafeERC20.safeTransfer(IERC20(asset_), receiver, assets);
emit WithdrawAsset(caller, receiver, owner, asset_, assets, shares);
}
/**
* @notice Redeems a given amount of shares and transfers the equivalent amount of assets to the receiver.
* @param shares The amount of shares to redeem.
* @param receiver The address of the receiver.
* @param owner The address of the owner.
* @return assets The equivalent amount of assets.
*/
function redeem(uint256 shares, address receiver, address owner)
public
virtual
override
nonReentrant
returns (uint256 assets)
{
assets = _redeemAsset(asset(), shares, receiver, owner);
}
/**
* @notice Redeems shares and transfers equivalent assets to the receiver.
* @param asset_ The address of the asset.
* @param shares The amount of shares to redeem.
* @param receiver The address of the receiver.
* @param owner The address of the owner.
* @return assets The equivalent amount of assets.
*/
function redeemAsset(address asset_, uint256 shares, address receiver, address owner)
public
virtual
nonReentrant
returns (uint256 assets)
{
assets = _redeemAsset(asset_, shares, receiver, owner);
}
/**
* @notice Internal function for redeems shares and transfers equivalent assets to the receiver.
* @param asset_ The address of the asset.
* @param shares The amount of shares to redeem.
* @param receiver The address of the receiver.
* @param owner The address of the owner.
* @return assets The equivalent amount of assets.
*/
function _redeemAsset(address asset_, uint256 shares, address receiver, address owner)
internal
returns (uint256 assets)
{
if (paused()) {
revert Paused();
}
uint256 maxShares = maxRedeemAsset(asset_, owner);
if (shares > maxShares) {
revert ExceededMaxRedeem(owner, shares, maxShares);
}
assets = previewRedeemAsset(asset_, shares);
_withdrawAsset(asset_, _msgSender(), receiver, owner, assets, shares);
}
/**
* @notice Internal function to handle deposits.
* @param asset_ The address of the asset.
* @param caller The address of the caller.
* @param receiver The address of the receiver.
* @param assets The amount of assets to deposit.
* @param shares The amount of shares to mint.
* @param baseAssets The base asset conversion of shares.
*/
function _deposit(
address asset_,
address caller,
address receiver,
uint256 assets,
uint256 shares,
uint256 baseAssets
) internal virtual override onlyAllocator {
super._deposit(asset_, caller, receiver, assets, shares, baseAssets);
}
/**
* @notice Retrieves the strategy storage structure.
* @return $ The strategy storage structure.
*/
function _getBaseStrategyStorage() internal pure virtual returns (BaseStrategyStorage storage $) {
assembly {
// keccak256("yieldnest.storage.strategy.base")
$.slot := 0x5cfdf694cb3bdee9e4b3d9c4b43849916bf3f018805254a1c0e500548c668500
}
}
/**
* @notice Adds a new asset to the vault.
* @param asset_ The address of the asset.
* @param decimals_ The decimals of the asset.
* @param depositable_ Whether the asset is depositable.
* @param withdrawable_ Whether the asset is withdrawable.
*/
function addAsset(address asset_, uint8 decimals_, bool depositable_, bool withdrawable_)
public
virtual
onlyRole(ASSET_MANAGER_ROLE)
{
_addAsset(asset_, decimals_, depositable_);
_setAssetWithdrawable(asset_, withdrawable_);
}
/**
* @notice Adds a new asset to the vault.
* @param asset_ The address of the asset.
* @param depositable_ Whether the asset is depositable.
* @param withdrawable_ Whether the asset is withdrawable.
*/
function addAsset(address asset_, bool depositable_, bool withdrawable_)
external
virtual
onlyRole(ASSET_MANAGER_ROLE)
{
_addAsset(asset_, IERC20(asset_).decimals(), depositable_);
_setAssetWithdrawable(asset_, withdrawable_);
}
/**
* @notice Internal function to get the available amount of assets.
* @param asset_ The address of the asset.
* @return availableAssets The available amount of assets.
* @dev This function is used to calculate the available assets for a given asset,
* It returns the balance of the asset in the vault and also adds any assets
* already staked in an underlying staking protocol that is available for withdrawal.
*/
function _availableAssets(address asset_) internal view virtual returns (uint256 availableAssets) {
availableAssets = IERC20(asset_).balanceOf(address(this));
}
}
BaseScript.sol 272 lines
// SPDX-License-Identifier: BSD-3-Clause
pragma solidity ^0.8.28;
import { Script, stdJson } from "lib/forge-std/src/Script.sol";
import { IProvider } from "@yieldnest-vault/interface/IProvider.sol";
import { TimelockController, TransparentUpgradeableProxy } from "@yieldnest-vault/Common.sol";
import { Strings } from "openzeppelin-contracts/contracts/utils/Strings.sol";
import { ProxyUtils } from "@yieldnest-vault-script/ProxyUtils.sol";
import { MainnetActors, IActors } from "@yieldnest-vault-script/Actors.sol";
import { IContracts, L1Contracts } from "@yieldnest-vault-script/Contracts.sol";
import { FlexStrategy } from "src/FlexStrategy.sol";
import { AccountingModule } from "src/AccountingModule.sol";
import { AccountingToken } from "src/AccountingToken.sol";
import { RewardsSweeper } from "src/utils/RewardsSweeper.sol";
import { console } from "forge-std/console.sol";
abstract contract BaseScript is Script {
using stdJson for string;
enum Env {
TEST,
PROD
}
struct DeploymentParameters {
string name;
string symbol_;
string accountTokenName;
string accountTokenSymbol;
uint8 decimals;
bool paused;
uint256 targetApy;
uint256 lowerBound;
uint256 minRewardableAssets;
address accountingProcessor;
address baseAsset;
address[] allocators;
address safe;
bool alwaysComputeTotalAssets;
bool useRewardsSweeper;
}
function setDeploymentParameters(DeploymentParameters memory params) public virtual {
name = params.name;
symbol_ = params.symbol_;
accountTokenName = params.accountTokenName;
accountTokenSymbol = params.accountTokenSymbol;
decimals = params.decimals;
paused = params.paused;
targetApy = params.targetApy;
lowerBound = params.lowerBound;
minRewardableAssets = params.minRewardableAssets;
accountingProcessor = params.accountingProcessor;
baseAsset = params.baseAsset;
allocators = params.allocators;
safe = params.safe;
alwaysComputeTotalAssets = params.alwaysComputeTotalAssets;
useRewardsSweeper = params.useRewardsSweeper;
}
Env public deploymentEnv = Env.PROD;
string public name;
string public symbol_;
string public accountTokenName;
string public accountTokenSymbol;
uint8 public decimals;
bool public paused;
uint256 public targetApy;
uint256 public lowerBound;
uint256 public minRewardableAssets;
address public accountingProcessor;
address public baseAsset;
address[] public allocators;
bool public alwaysComputeTotalAssets;
uint256 public minDelay;
IActors public actors;
IContracts public contracts;
address public deployer;
TimelockController public timelock;
IProvider public rateProvider;
address public safe;
FlexStrategy public strategy;
FlexStrategy public strategyImplementation;
address public strategyProxyAdmin;
AccountingModule public accountingModule;
AccountingModule public accountingModuleImplementation;
address public accountingModuleProxyAdmin;
AccountingToken public accountingToken;
AccountingToken public accountingTokenImplementation;
address public accountingTokenProxyAdmin;
bool public useRewardsSweeper;
RewardsSweeper public rewardsSweeper;
RewardsSweeper public rewardsSweeperImplementation;
address public rewardsSweeperProxyAdmin;
error UnsupportedChain();
error InvalidSetup(string);
// needs to be overridden by child script
function symbol() public view virtual returns (string memory);
function setEnv(Env env) public {
deploymentEnv = env;
}
function _setup() public virtual {
if (block.chainid == 1) {
minDelay = 1 days;
MainnetActors _actors = new MainnetActors();
actors = IActors(_actors);
contracts = IContracts(new L1Contracts());
}
}
function _verifySetup() public view virtual {
if (block.chainid != 1) {
revert UnsupportedChain();
}
if (address(actors) == address(0)) {
revert InvalidSetup("actors not set");
}
if (address(contracts) == address(0)) {
revert InvalidSetup("contracts not set");
}
if (address(timelock) == address(0)) {
revert InvalidSetup("timelock not set");
}
}
function _deployTimelockController() internal virtual {
address[] memory proposers = new address[](1);
proposers[0] = actors.PROPOSER_1();
address[] memory executors = new address[](1);
executors[0] = actors.EXECUTOR_1();
address admin = actors.ADMIN();
timelock = new TimelockController(minDelay, proposers, executors, admin);
}
function _loadDeployment(Env env) internal virtual {
if (!vm.isFile(_deploymentFilePath(env))) {
console.log("No deployment file found");
return;
}
string memory jsonInput = vm.readFile(_deploymentFilePath(env));
symbol_ = vm.parseJsonString(jsonInput, ".symbol");
deployer = address(vm.parseJsonAddress(jsonInput, ".deployer"));
timelock = TimelockController(payable(address(vm.parseJsonAddress(jsonInput, ".timelock"))));
rateProvider = IProvider(payable(address(vm.parseJsonAddress(jsonInput, ".rateProvider"))));
safe = vm.parseJsonAddress(jsonInput, ".safe");
strategy =
FlexStrategy(payable(address(vm.parseJsonAddress(jsonInput, string.concat(".", symbol(), "-proxy")))));
strategyImplementation = FlexStrategy(
payable(address(vm.parseJsonAddress(jsonInput, string.concat(".", symbol(), "-implementation"))))
);
strategyProxyAdmin = address(vm.parseJsonAddress(jsonInput, string.concat(".", symbol(), "-proxyAdmin")));
accountingModule = AccountingModule(
payable(address(vm.parseJsonAddress(jsonInput, string.concat(".", symbol(), "-accountingModule-proxy"))))
);
accountingModuleImplementation = AccountingModule(
payable(
address(
vm.parseJsonAddress(jsonInput, string.concat(".", symbol(), "-accountingModule-implementation"))
)
)
);
accountingModuleProxyAdmin =
address(vm.parseJsonAddress(jsonInput, string.concat(".", symbol(), "-accountingModule-proxyAdmin")));
accountingToken = AccountingToken(
payable(address(vm.parseJsonAddress(jsonInput, string.concat(".", symbol(), "-accountingToken-proxy"))))
);
accountingTokenImplementation = AccountingToken(
payable(
address(vm.parseJsonAddress(jsonInput, string.concat(".", symbol(), "-accountingToken-implementation")))
)
);
accountingTokenProxyAdmin =
address(vm.parseJsonAddress(jsonInput, string.concat(".", symbol(), "-accountingToken-proxyAdmin")));
useRewardsSweeper = vm.parseJsonBool(jsonInput, string.concat(".useRewardsSweeper"));
if (useRewardsSweeper) {
rewardsSweeper = RewardsSweeper(
payable(vm.parseJsonAddress(jsonInput, string.concat(".", symbol(), "-rewardsSweeper-proxy")))
);
rewardsSweeperImplementation = RewardsSweeper(
payable(vm.parseJsonAddress(jsonInput, string.concat(".", symbol(), "-rewardsSweeper-implementation")))
);
rewardsSweeperProxyAdmin =
address(vm.parseJsonAddress(jsonInput, string.concat(".", symbol(), "-rewardsSweeper-proxyAdmin")));
}
}
function _deploymentFilePath(Env env) internal view virtual returns (string memory) {
if (env == Env.PROD) {
return string.concat(
vm.projectRoot(), "/deployments/", symbol(), "-", Strings.toString(block.chainid), ".json"
);
}
return string.concat(
vm.projectRoot(), "/deployments/", "test-", symbol(), "-", Strings.toString(block.chainid), ".json"
);
}
function _saveDeployment(Env env) internal virtual {
vm.serializeString(symbol(), "symbol", symbol());
vm.serializeAddress(symbol(), "deployer", deployer);
vm.serializeAddress(symbol(), "admin", actors.ADMIN());
vm.serializeAddress(symbol(), "timelock", address(timelock));
vm.serializeAddress(symbol(), "rateProvider", address(rateProvider));
vm.serializeAddress(symbol(), "safe", address(safe));
vm.serializeAddress(symbol(), "baseAsset", address(baseAsset));
vm.serializeAddress(symbol(), string.concat(symbol(), "-proxy"), address(strategy));
vm.serializeAddress(
symbol(), string.concat(symbol(), "-proxyAdmin"), ProxyUtils.getProxyAdmin(address(strategy))
);
vm.serializeAddress(symbol(), string.concat(symbol(), "-implementation"), address(strategyImplementation));
vm.serializeAddress(symbol(), string.concat(symbol(), "-accountingModule-proxy"), address(accountingModule));
vm.serializeAddress(
symbol(),
string.concat(symbol(), "-accountingModule-proxyAdmin"),
ProxyUtils.getProxyAdmin(address(accountingModule))
);
vm.serializeAddress(
symbol(),
string.concat(symbol(), "-accountingModule-implementation"),
address(accountingModuleImplementation)
);
vm.serializeBool(symbol(), "useRewardsSweeper", useRewardsSweeper);
if (useRewardsSweeper) {
vm.serializeAddress(symbol(), string.concat(symbol(), "-rewardsSweeper-proxy"), address(rewardsSweeper));
vm.serializeAddress(
symbol(),
string.concat(symbol(), "-rewardsSweeper-proxyAdmin"),
ProxyUtils.getProxyAdmin(address(rewardsSweeper))
);
vm.serializeAddress(
symbol(),
string.concat(symbol(), "-rewardsSweeper-implementation"),
address(rewardsSweeperImplementation)
);
}
vm.serializeAddress(symbol(), string.concat(symbol(), "-accountingToken-proxy"), address(accountingToken));
vm.serializeAddress(
symbol(),
string.concat(symbol(), "-accountingToken-proxyAdmin"),
ProxyUtils.getProxyAdmin(address(accountingToken))
);
string memory jsonOutput = vm.serializeAddress(
symbol(), string.concat(symbol(), "-accountingToken-implementation"), address(accountingTokenImplementation)
);
vm.writeJson(jsonOutput, _deploymentFilePath(env));
}
}
FlexStrategyDeployer.sol 253 lines
pragma solidity ^0.8.28;
import { TransparentUpgradeableProxy, FlexStrategy, AccountingToken, IProvider, IActors } from "script/BaseScript.sol";
import { FixedRateProvider } from "src/FixedRateProvider.sol";
import { TimelockController } from "@openzeppelin/contracts/governance/TimelockController.sol";
import { AccountingModule } from "src/AccountingModule.sol";
import { BaseRoles } from "script/roles/BaseRoles.sol";
import { FlexStrategyRules } from "script/rules/FlexStrategyRules.sol";
import { SafeRules, IVault } from "@yieldnest-vault-script/rules/SafeRules.sol";
import { RewardsSweeper } from "src/utils/RewardsSweeper.sol";
contract FlexStrategyDeployer {
error InvalidDeploymentParams(string);
error DeploymentDone();
struct DeploymentParams {
string name;
string symbol;
string accountTokenName;
string accountTokenSymbol;
uint8 decimals;
address[] allocators;
address baseAsset;
uint256 targetApy;
uint256 lowerBound;
address safe;
address accountingProcessor;
uint256 minRewardableAssets;
bool alwaysComputeTotalAssets;
bool paused;
IActors actors;
uint256 minDelay;
Implementations implementations;
}
address public deployer;
string public name;
string public symbol_;
string public accountTokenName;
string public accountTokenSymbol;
uint8 public decimals;
address[] public allocators;
address public baseAsset;
uint256 public targetApy;
uint256 public lowerBound;
address public safe;
address public accountingProcessor;
uint256 public minRewardableAssets;
bool public alwaysComputeTotalAssets;
bool public paused;
AccountingToken public accountingToken;
AccountingModule public accountingModule;
FlexStrategy public strategy;
IProvider public rateProvider;
TimelockController public timelock;
RewardsSweeper public rewardsSweeper;
IActors public actors;
uint256 public minDelay;
bool public useRewardsSweeper;
Implementations public implementations;
bool public deploymentDone;
constructor(DeploymentParams memory params) {
// the contract is the deployer
deployer = address(this);
actors = params.actors;
minDelay = params.minDelay;
// Set deployment parameters
name = params.name;
symbol_ = params.symbol;
accountTokenName = params.accountTokenName;
accountTokenSymbol = params.accountTokenSymbol;
decimals = params.decimals;
allocators = params.allocators;
baseAsset = params.baseAsset;
targetApy = params.targetApy;
lowerBound = params.lowerBound;
safe = params.safe;
accountingProcessor = params.accountingProcessor;
minRewardableAssets = params.minRewardableAssets;
alwaysComputeTotalAssets = params.alwaysComputeTotalAssets;
paused = params.paused;
implementations = params.implementations;
}
struct Implementations {
FlexStrategy flexStrategyImplementation;
AccountingToken accountingTokenImplementation;
AccountingModule accountingModuleImplementation;
TimelockController timelockController;
RewardsSweeper rewardsSweeperImplementation;
}
function deploy() public virtual {
if (deploymentDone) {
revert DeploymentDone();
}
deploymentDone = true;
address admin = deployer;
timelock = implementations.timelockController;
if (address(implementations.rewardsSweeperImplementation) != address(0)) {
useRewardsSweeper = true;
}
FlexStrategy strategyImplementation = implementations.flexStrategyImplementation;
AccountingToken accountingTokenImplementation = implementations.accountingTokenImplementation;
accountingToken = AccountingToken(
payable(
address(
new TransparentUpgradeableProxy(
address(accountingTokenImplementation),
address(timelock),
abi.encodeWithSelector(
AccountingToken.initialize.selector, admin, accountTokenName, accountTokenSymbol
)
)
)
)
);
deployRateProvider();
strategy = FlexStrategy(
payable(
address(
new TransparentUpgradeableProxy(
address(strategyImplementation),
address(timelock),
abi.encodeWithSelector(
FlexStrategy.initialize.selector,
admin,
name,
symbol_,
decimals,
baseAsset,
address(accountingToken),
paused,
address(rateProvider),
alwaysComputeTotalAssets
)
)
)
)
);
AccountingModule accountingModuleImplementation =
AccountingModule(address(implementations.accountingModuleImplementation));
accountingModule = AccountingModule(
payable(
address(
new TransparentUpgradeableProxy(
address(accountingModuleImplementation),
address(timelock),
abi.encodeWithSelector(
AccountingModule.initialize.selector,
address(strategy),
admin,
safe,
address(accountingToken),
targetApy,
lowerBound,
minRewardableAssets,
1 hours
)
)
)
)
);
RewardsSweeper rewardsSweeperImplementation = implementations.rewardsSweeperImplementation;
if (useRewardsSweeper) {
rewardsSweeper = RewardsSweeper(
payable(
address(
new TransparentUpgradeableProxy(
address(rewardsSweeperImplementation),
address(timelock),
abi.encodeWithSelector(RewardsSweeper.initialize.selector, admin, address(accountingModule))
)
)
)
);
}
configureStrategy();
}
function configureStrategy() internal virtual {
BaseRoles.configureDefaultRolesStrategy(strategy, accountingModule, accountingToken, address(timelock), actors);
BaseRoles.configureTemporaryRolesStrategy(strategy, accountingModule, accountingToken, deployer);
// set has allocator
strategy.setHasAllocator(true);
// grant allocator roles
for (uint256 i = 0; i < allocators.length; i++) {
strategy.grantRole(strategy.ALLOCATOR_ROLE(), allocators[i]);
}
strategy.grantRole(strategy.ALLOCATOR_ROLE(), IActors(address(actors)).BOOTSTRAPPER());
// set accounting module for token
accountingToken.setAccountingModule(address(accountingModule));
// set accounting module for strategy
strategy.setAccountingModule(address(accountingModule));
// set accounting processor role
accountingModule.grantRole(accountingModule.REWARDS_PROCESSOR_ROLE(), accountingProcessor);
accountingModule.grantRole(accountingModule.LOSS_PROCESSOR_ROLE(), safe);
{
// Safe Rules
// Create an array to hold the rules
SafeRules.RuleParams[] memory rules = new SafeRules.RuleParams[](2);
// Set deposit rule for accounting module
rules[0] = FlexStrategyRules.getDepositRule(address(accountingModule));
// Set withdrawal rule for accounting module
rules[1] = FlexStrategyRules.getWithdrawRule(address(accountingModule), address(strategy));
// Set processor rules using SafeRules
SafeRules.setProcessorRules(IVault(address(strategy)), rules, true);
}
if (useRewardsSweeper) {
// RewardsSweeper
rewardsSweeper.grantRole(rewardsSweeper.DEFAULT_ADMIN_ROLE(), actors.ADMIN());
rewardsSweeper.grantRole(rewardsSweeper.REWARDS_SWEEPER_ROLE(), actors.PROCESSOR());
accountingModule.grantRole(accountingModule.REWARDS_PROCESSOR_ROLE(), address(rewardsSweeper));
rewardsSweeper.renounceRole(strategy.DEFAULT_ADMIN_ROLE(), deployer);
}
strategy.unpause();
BaseRoles.renounceTemporaryRolesStrategy(strategy, accountingModule, accountingToken, deployer);
}
function deployRateProvider() internal {
rateProvider = IProvider(address(new FixedRateProvider(address(accountingToken))));
}
}
BaseRoles.sol 107 lines
// SPDX-License-Identifier: BSD Clause-3
pragma solidity ^0.8.28;
import { IActors } from "@yieldnest-vault-script/Actors.sol";
import { FlexStrategy } from "src/FlexStrategy.sol";
import { AccountingModule } from "src/AccountingModule.sol";
import { AccountingToken } from "src/AccountingToken.sol";
library BaseRoles {
function configureDefaultRoles(
FlexStrategy strategy,
AccountingModule accountingModule,
AccountingToken accountingToken,
address timelock,
IActors actors
)
internal
{
// set admin roles
strategy.grantRole(strategy.DEFAULT_ADMIN_ROLE(), actors.ADMIN());
strategy.grantRole(strategy.PROCESSOR_ROLE(), actors.PROCESSOR());
strategy.grantRole(strategy.PAUSER_ROLE(), actors.PAUSER());
strategy.grantRole(strategy.UNPAUSER_ROLE(), actors.UNPAUSER());
// set timelock roles
strategy.grantRole(strategy.PROVIDER_MANAGER_ROLE(), timelock);
strategy.grantRole(strategy.ASSET_MANAGER_ROLE(), timelock);
strategy.grantRole(strategy.BUFFER_MANAGER_ROLE(), timelock);
strategy.grantRole(strategy.PROCESSOR_MANAGER_ROLE(), timelock);
strategy.grantRole(strategy.ALLOCATOR_MANAGER_ROLE(), timelock);
accountingModule.grantRole(accountingModule.SAFE_MANAGER_ROLE(), timelock);
accountingModule.grantRole(accountingModule.DEFAULT_ADMIN_ROLE(), actors.ADMIN());
accountingToken.grantRole(accountingToken.DEFAULT_ADMIN_ROLE(), actors.ADMIN());
}
function configureDefaultRolesStrategy(
FlexStrategy strategy,
AccountingModule accountingModule,
AccountingToken accountingToken,
address timelock,
IActors actors
)
internal
{
configureDefaultRoles(strategy, accountingModule, accountingToken, timelock, actors);
}
function configureTemporaryRoles(
FlexStrategy strategy,
AccountingModule accountingModule,
AccountingToken accountingToken,
address deployer
)
internal
{
strategy.grantRole(strategy.DEFAULT_ADMIN_ROLE(), deployer);
strategy.grantRole(strategy.PROCESSOR_MANAGER_ROLE(), deployer);
strategy.grantRole(strategy.BUFFER_MANAGER_ROLE(), deployer);
strategy.grantRole(strategy.PROVIDER_MANAGER_ROLE(), deployer);
strategy.grantRole(strategy.ASSET_MANAGER_ROLE(), deployer);
strategy.grantRole(strategy.UNPAUSER_ROLE(), deployer);
strategy.grantRole(strategy.ALLOCATOR_MANAGER_ROLE(), deployer);
accountingToken.grantRole(accountingToken.DEFAULT_ADMIN_ROLE(), deployer);
accountingModule.grantRole(accountingModule.DEFAULT_ADMIN_ROLE(), deployer);
}
function configureTemporaryRolesStrategy(
FlexStrategy strategy,
AccountingModule accountingModule,
AccountingToken accountingToken,
address deployer
)
internal
{
configureTemporaryRoles(strategy, accountingModule, accountingToken, deployer);
}
function renounceTemporaryRoles(
FlexStrategy strategy,
AccountingModule accountingModule,
AccountingToken accountingToken,
address deployer
)
internal
{
strategy.renounceRole(strategy.DEFAULT_ADMIN_ROLE(), deployer);
strategy.renounceRole(strategy.PROCESSOR_MANAGER_ROLE(), deployer);
strategy.renounceRole(strategy.BUFFER_MANAGER_ROLE(), deployer);
strategy.renounceRole(strategy.PROVIDER_MANAGER_ROLE(), deployer);
strategy.renounceRole(strategy.ASSET_MANAGER_ROLE(), deployer);
strategy.renounceRole(strategy.UNPAUSER_ROLE(), deployer);
strategy.renounceRole(strategy.ALLOCATOR_MANAGER_ROLE(), deployer);
accountingToken.renounceRole(accountingToken.DEFAULT_ADMIN_ROLE(), deployer);
accountingModule.renounceRole(accountingModule.DEFAULT_ADMIN_ROLE(), deployer);
}
function renounceTemporaryRolesStrategy(
FlexStrategy strategy,
AccountingModule accountingModule,
AccountingToken accountingToken,
address deployer
)
internal
{
renounceTemporaryRoles(strategy, accountingModule, accountingToken, deployer);
}
}
FlexStrategyRules.sol 47 lines
// SPDX-License-Identifier: BSD-3-Clause
pragma solidity ^0.8.24;
import { IValidator } from "@yieldnest-vault/interface/IVault.sol";
import { SafeRules, IVault } from "@yieldnest-vault-script/rules/SafeRules.sol";
library FlexStrategyRules {
function getDepositRule(address contractAddress) internal pure returns (SafeRules.RuleParams memory) {
bytes4 funcSig = bytes4(keccak256("deposit(uint256)"));
IVault.ParamRule[] memory paramRules = new IVault.ParamRule[](1);
paramRules[0] =
IVault.ParamRule({ paramType: IVault.ParamType.UINT256, isArray: false, allowList: new address[](0) });
IVault.FunctionRule memory rule =
IVault.FunctionRule({ isActive: true, paramRules: paramRules, validator: IValidator(address(0)) });
return SafeRules.RuleParams({ contractAddress: contractAddress, funcSig: funcSig, rule: rule });
}
function getWithdrawRule(
address contractAddress,
address receiver
)
internal
pure
returns (SafeRules.RuleParams memory)
{
bytes4 funcSig = bytes4(keccak256("withdraw(uint256,address)"));
IVault.ParamRule[] memory paramRules = new IVault.ParamRule[](2);
paramRules[0] =
IVault.ParamRule({ paramType: IVault.ParamType.UINT256, isArray: false, allowList: new address[](0) });
address[] memory allowList = new address[](1);
allowList[0] = address(receiver);
paramRules[1] = IVault.ParamRule({ paramType: IVault.ParamType.ADDRESS, isArray: false, allowList: allowList });
IVault.FunctionRule memory rule =
IVault.FunctionRule({ isActive: true, paramRules: paramRules, validator: IValidator(address(0)) });
return SafeRules.RuleParams({ contractAddress: contractAddress, funcSig: funcSig, rule: rule });
}
}
AccountingModule.sol 483 lines
// SPDX-License-Identifier: BSD-3-Clause
pragma solidity ^0.8.28;
import { IERC20 } from "@openzeppelin/contracts/token/ERC20/IERC20.sol";
import { SafeERC20 } from "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol";
import { IAccountingToken } from "./AccountingToken.sol";
import { IVault } from "@yieldnest-vault/interface/IVault.sol";
import { Initializable } from "@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol";
import { AccessControlUpgradeable } from "@openzeppelin/contracts-upgradeable/access/AccessControlUpgradeable.sol";
import { IERC4626 } from "@openzeppelin/contracts/interfaces/IERC4626.sol";
interface IAccountingModule {
struct StrategySnapshot {
uint256 timestamp;
uint256 pricePerShare;
uint256 totalSupply;
uint256 totalAssets;
}
event LowerBoundUpdated(uint256 newValue, uint256 oldValue);
event TargetApyUpdated(uint256 newValue, uint256 oldValue);
event CooldownSecondsUpdated(uint16 newValue, uint16 oldValue);
event SafeUpdated(address newValue, address oldValue);
error ZeroAddress();
error TooEarly();
error NotStrategy();
error AccountingLimitsExceeded(uint256 aprSinceLastSnapshot, uint256 targetApr);
error LossLimitsExceeded(uint256 amount, uint256 lowerBoundAmount);
error InvariantViolation();
error TvlTooLow();
error CurrentTimestampBeforePreviousTimestamp();
error SnapshotIndexOutOfBounds(uint256 index);
function deposit(uint256 amount) external;
function withdraw(uint256 amount, address recipient) external;
function processRewards(uint256 amount) external;
function processRewards(uint256 amount, uint256 snapshotIndex) external;
function processLosses(uint256 amount) external;
function setCooldownSeconds(uint16 cooldownSeconds) external;
function baseAsset() external view returns (address);
function strategy() external view returns (address);
function DIVISOR() external view returns (uint256);
function YEAR() external view returns (uint256);
function accountingToken() external view returns (IAccountingToken);
function safe() external view returns (address);
function nextUpdateWindow() external view returns (uint64);
function targetApy() external view returns (uint256);
function lowerBound() external view returns (uint256);
function cooldownSeconds() external view returns (uint16);
function SAFE_MANAGER_ROLE() external view returns (bytes32);
function REWARDS_PROCESSOR_ROLE() external view returns (bytes32);
function LOSS_PROCESSOR_ROLE() external view returns (bytes32);
function calculateApr(
uint256 previousPricePerShare,
uint256 previousTimestamp,
uint256 currentPricePerShare,
uint256 currentTimestamp
)
external
view
returns (uint256 apr);
function snapshotsLength() external view returns (uint256);
function snapshots(uint256 index) external view returns (StrategySnapshot memory);
function lastSnapshot() external view returns (StrategySnapshot memory);
}
/**
* @notice Storage struct for AccountingModule
*/
struct AccountingModuleStorage {
IAccountingToken accountingToken;
address safe;
address baseAsset;
address strategy;
uint64 nextUpdateWindow;
uint16 cooldownSeconds;
uint256 targetApy; // in bips;
uint256 lowerBound; // in bips; % of tvl
uint256 minRewardableAssets;
IAccountingModule.StrategySnapshot[] _snapshots;
}
/**
* Module to configure strategy params,
* and mint/burn IOU tokens to represent value accrual/loss.
*/
contract AccountingModule is IAccountingModule, Initializable, AccessControlUpgradeable {
using SafeERC20 for IERC20;
/// @notice Role for safe manager permissions
bytes32 public constant SAFE_MANAGER_ROLE = keccak256("SAFE_MANAGER_ROLE");
/// @notice Role for processing rewards/losses
bytes32 public constant REWARDS_PROCESSOR_ROLE = keccak256("REWARDS_PROCESSOR_ROLE");
bytes32 public constant LOSS_PROCESSOR_ROLE = keccak256("LOSS_PROCESSOR_ROLE");
uint256 public constant YEAR = 365.25 days;
uint256 public constant DIVISOR = 1e18;
uint256 public constant MAX_LOWER_BOUND = DIVISOR / 2;
/// @notice Storage slot for AccountingModule data
bytes32 private constant ACCOUNTING_MODULE_STORAGE_SLOT = keccak256("yieldnest.storage.accountingModule");
/// @custom:oz-upgrades-unsafe-allow constructor
constructor() {
_disableInitializers();
}
/**
* @notice Get the storage struct
*/
function _getAccountingModuleStorage() internal pure returns (AccountingModuleStorage storage s) {
bytes32 slot = ACCOUNTING_MODULE_STORAGE_SLOT;
assembly {
s.slot := slot
}
}
/**
* /**
* @notice Initializes the vault.
* @param strategy_ The strategy address.
* @param admin The address of the admin.
* @param safe_ The safe associated with the module.
* @param accountingToken_ The accountingToken associated with the module.
* @param targetApy_ The target APY of the strategy.
* @param lowerBound_ The lower bound of losses of the strategy(as % of TVL).
* @param minRewardableAssets_ The minimum rewardable assets.
* @param cooldownSeconds_ The cooldown period in seconds.
*/
function initialize(
address strategy_,
address admin,
address safe_,
IAccountingToken accountingToken_,
uint256 targetApy_,
uint256 lowerBound_,
uint256 minRewardableAssets_,
uint16 cooldownSeconds_
)
external
virtual
initializer
{
__AccessControl_init();
if (admin == address(0)) revert ZeroAddress();
_grantRole(DEFAULT_ADMIN_ROLE, admin);
AccountingModuleStorage storage s = _getAccountingModuleStorage();
if (address(accountingToken_) == address(0)) revert ZeroAddress();
s.accountingToken = accountingToken_;
s.minRewardableAssets = minRewardableAssets_;
if (strategy_ == address(0)) revert ZeroAddress();
s.strategy = strategy_;
s.baseAsset = IERC4626(strategy_).asset();
_setSafeAddress(safe_);
_setTargetApy(targetApy_);
_setLowerBound(lowerBound_);
_setCooldownSeconds(cooldownSeconds_);
createStrategySnapshot();
}
modifier checkAndResetCooldown() {
AccountingModuleStorage storage s = _getAccountingModuleStorage();
if (block.timestamp < s.nextUpdateWindow) revert TooEarly();
s.nextUpdateWindow = (uint64(block.timestamp) + s.cooldownSeconds);
_;
}
modifier onlyStrategy() {
AccountingModuleStorage storage s = _getAccountingModuleStorage();
if (msg.sender != s.strategy) revert NotStrategy();
_;
}
/// DEPOSIT/WITHDRAW ///
/**
* @notice Proxies deposit of base assets from caller to associated SAFE,
* and mints an equiv amount of accounting tokens
* @param amount amount to deposit
*/
function deposit(uint256 amount) external onlyStrategy {
AccountingModuleStorage storage s = _getAccountingModuleStorage();
IERC20(s.baseAsset).safeTransferFrom(s.strategy, s.safe, amount);
s.accountingToken.mintTo(s.strategy, amount);
}
/**
* @notice Proxies withdraw of base assets from associated SAFE to caller,
* and burns an equiv amount of accounting tokens
* @param amount amount to deposit
* @param recipient address to receive the base assets
*/
function withdraw(uint256 amount, address recipient) external onlyStrategy {
AccountingModuleStorage storage s = _getAccountingModuleStorage();
s.accountingToken.burnFrom(s.strategy, amount);
IERC20(s.baseAsset).safeTransferFrom(s.safe, recipient, amount);
}
/// REWARDS ///
/**
* @notice Process rewards by minting accounting tokens
* @param amount profits to mint
*/
function processRewards(uint256 amount) external onlyRole(REWARDS_PROCESSOR_ROLE) checkAndResetCooldown {
AccountingModuleStorage storage s = _getAccountingModuleStorage();
_processRewards(amount, s._snapshots.length - 1);
}
/**
* @notice Process rewards by minting accounting tokens with specific snapshot index
* @param amount profits to mint
* @param snapshotIndex index of the snapshot to compare against
*/
function processRewards(
uint256 amount,
uint256 snapshotIndex
)
external
onlyRole(REWARDS_PROCESSOR_ROLE)
checkAndResetCooldown
{
_processRewards(amount, snapshotIndex);
}
/**
* @notice Internal function to process rewards with snapshot validation
* @param amount profits to mint
* @param snapshotIndex index of the snapshot to compare against
*
* @dev This function validates rewards by comparing current PPS against a historical snapshot.
* Using a past snapshot (rather than the most recent) helps prevent APR manipulation
* by smoothing out reward distribution over time.
*
*
* Example with daily processRewards calls:
*
* Day 0: PPS = 100 [snapshot 0]
* Day 1: PPS = 101 [snapshot 1]
* Day 2: PPS = 102 [snapshot 2]
* Day 3: PPS = 107 [snapshot 3] ← Big jump due to delayed rewards
*
* If we only compared Day 2→3 (102→107):
* Daily return: 4.9% → ~720% APR (exceeds cap)
*
* Instead, compare Day 0→3 (100→107):
* Daily return: ~2.3% → ~240% APR (within sustainable range)
*
* This approach provides flexibility by allowing irregular reward distributions
* while still enforcing APR limits. By comparing against historical snapshots,
* the system can accommodate delayed or lump-sum rewards without triggering
* false positives, while maintaining protection against actual APR manipulation.
*/
function _processRewards(uint256 amount, uint256 snapshotIndex) internal {
AccountingModuleStorage storage s = _getAccountingModuleStorage();
// check if snapshot index is valid
if (snapshotIndex >= s._snapshots.length) revert SnapshotIndexOutOfBounds(snapshotIndex);
uint256 totalSupply = s.accountingToken.totalSupply();
if (totalSupply < s.minRewardableAssets) revert TvlTooLow();
IVault strategyVault = IVault(s.strategy);
s.accountingToken.mintTo(s.strategy, amount);
strategyVault.processAccounting();
// check if apr is within acceptable bounds
StrategySnapshot memory previousSnapshot = s._snapshots[snapshotIndex];
uint256 currentPricePerShare = createStrategySnapshot().pricePerShare;
// Check if APR is within acceptable bounds
uint256 aprSinceLastSnapshot = calculateApr(
previousSnapshot.pricePerShare, previousSnapshot.timestamp, currentPricePerShare, block.timestamp
);
if (aprSinceLastSnapshot > s.targetApy) revert AccountingLimitsExceeded(aprSinceLastSnapshot, s.targetApy);
}
function createStrategySnapshot() internal returns (StrategySnapshot memory) {
AccountingModuleStorage storage s = _getAccountingModuleStorage();
IVault strategyVault = IVault(s.strategy);
// Take snapshot of current state
uint256 currentPricePerShare = strategyVault.convertToAssets(10 ** strategyVault.decimals());
StrategySnapshot memory snapshot = StrategySnapshot({
timestamp: block.timestamp,
pricePerShare: currentPricePerShare,
totalSupply: strategyVault.totalSupply(),
totalAssets: strategyVault.totalAssets()
});
s._snapshots.push(snapshot);
return snapshot;
}
/**
* @notice Calculate APR based on price per share changes over time
* @param previousPricePerShare The price per share at the start of the period
* @param previousTimestamp The timestamp at the start of the period
* @param currentPricePerShare The price per share at the end of the period
* @param currentTimestamp The timestamp at the end of the period
* @return apr The calculated APR in basis points
*/
function calculateApr(
uint256 previousPricePerShare,
uint256 previousTimestamp,
uint256 currentPricePerShare,
uint256 currentTimestamp
)
public
pure
returns (uint256 apr)
{
/*
ppsStart - Price per share at the start of the period
ppsEnd - Price per share at the end of the period
t - Time period in years*
Formula: (ppsEnd - ppsStart) / (ppsStart * t)
*/
// Ensure timestamps are ordered (current should be after previous)
if (currentTimestamp <= previousTimestamp) revert CurrentTimestampBeforePreviousTimestamp();
// Prevent division by zero
if (previousPricePerShare == 0) revert InvariantViolation();
return (currentPricePerShare - previousPricePerShare) * YEAR * DIVISOR / previousPricePerShare
/ (currentTimestamp - previousTimestamp);
}
/// LOSS ///
/**
* @notice Process losses by burning accounting tokens
* @param amount losses to burn
*/
function processLosses(uint256 amount) external onlyRole(LOSS_PROCESSOR_ROLE) checkAndResetCooldown {
AccountingModuleStorage storage s = _getAccountingModuleStorage();
uint256 totalSupply = s.accountingToken.totalSupply();
if (totalSupply < 10 ** s.accountingToken.decimals()) revert TvlTooLow();
// check bound on losses
if (amount > totalSupply * s.lowerBound / DIVISOR) {
revert LossLimitsExceeded(amount, totalSupply * s.lowerBound / DIVISOR);
}
s.accountingToken.burnFrom(s.strategy, amount);
IVault(s.strategy).processAccounting();
createStrategySnapshot();
}
/// ADMIN ///
/**
* @notice Set target APY to determine upper bound. e.g. 1000 = 10% APY
* @param targetApyInBips in bips
* @dev hard max of 100% targetApy
*/
function setTargetApy(uint256 targetApyInBips) external onlyRole(SAFE_MANAGER_ROLE) {
_setTargetApy(targetApyInBips);
}
/**
* @notice Set lower bound as a function of tvl for losses. e.g. 1000 = 10% of tvl
* @param _lowerBound in bips, as a function of % of tvl
* @dev hard max of 50% of tvl
*/
function setLowerBound(uint256 _lowerBound) external onlyRole(SAFE_MANAGER_ROLE) {
_setLowerBound(_lowerBound);
}
/**
* @notice Set cooldown in seconds between every processing of rewards/losses
* @param cooldownSeconds_ new cooldown seconds
*/
function setCooldownSeconds(uint16 cooldownSeconds_) external onlyRole(SAFE_MANAGER_ROLE) {
_setCooldownSeconds(cooldownSeconds_);
}
/**
* @notice Set a new safe address
* @param newSafe new safe address
*/
function setSafeAddress(address newSafe) external virtual onlyRole(SAFE_MANAGER_ROLE) {
_setSafeAddress(newSafe);
}
/// ADMIN INTERNAL SETTERS ///
function _setTargetApy(uint256 targetApyInBips) internal {
AccountingModuleStorage storage s = _getAccountingModuleStorage();
if (targetApyInBips > 10 * DIVISOR) revert InvariantViolation();
emit TargetApyUpdated(targetApyInBips, s.targetApy);
s.targetApy = targetApyInBips;
}
function _setLowerBound(uint256 _lowerBound) internal {
AccountingModuleStorage storage s = _getAccountingModuleStorage();
if (_lowerBound > MAX_LOWER_BOUND) revert InvariantViolation();
emit LowerBoundUpdated(_lowerBound, s.lowerBound);
s.lowerBound = _lowerBound;
}
function _setCooldownSeconds(uint16 cooldownSeconds_) internal {
AccountingModuleStorage storage s = _getAccountingModuleStorage();
emit CooldownSecondsUpdated(cooldownSeconds_, s.cooldownSeconds);
s.cooldownSeconds = cooldownSeconds_;
}
function _setSafeAddress(address newSafe) internal {
AccountingModuleStorage storage s = _getAccountingModuleStorage();
if (newSafe == address(0)) revert ZeroAddress();
emit SafeUpdated(newSafe, s.safe);
s.safe = newSafe;
}
/// VIEWS ///
function baseAsset() external view returns (address) {
return _getAccountingModuleStorage().baseAsset;
}
function strategy() external view returns (address) {
return _getAccountingModuleStorage().strategy;
}
function accountingToken() external view returns (IAccountingToken) {
return _getAccountingModuleStorage().accountingToken;
}
function cooldownSeconds() external view returns (uint16) {
return _getAccountingModuleStorage().cooldownSeconds;
}
function lowerBound() external view returns (uint256) {
return _getAccountingModuleStorage().lowerBound;
}
function nextUpdateWindow() external view returns (uint64) {
return _getAccountingModuleStorage().nextUpdateWindow;
}
function safe() external view returns (address) {
return _getAccountingModuleStorage().safe;
}
function targetApy() external view returns (uint256) {
return _getAccountingModuleStorage().targetApy;
}
function snapshotsLength() external view returns (uint256) {
return _getAccountingModuleStorage()._snapshots.length;
}
function snapshots(uint256 index) external view returns (StrategySnapshot memory) {
return _getAccountingModuleStorage()._snapshots[index];
}
function lastSnapshot() external view returns (StrategySnapshot memory) {
AccountingModuleStorage storage s = _getAccountingModuleStorage();
return s._snapshots[s._snapshots.length - 1];
}
}
AccountingToken.sol 139 lines
// SPDX-License-Identifier: BSD-3-Clause
pragma solidity ^0.8.28;
import { IERC20, IERC20Metadata } from "@openzeppelin/contracts/token/ERC20/ERC20.sol";
import { Initializable } from "@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol";
import { ERC20Upgradeable } from "@openzeppelin/contracts-upgradeable/token/ERC20/ERC20Upgradeable.sol";
import { AccessControlUpgradeable } from "@openzeppelin/contracts-upgradeable/access/AccessControlUpgradeable.sol";
import { IAccountingModule } from "./AccountingModule.sol";
interface IAccountingToken is IERC20, IERC20Metadata {
function burnFrom(address burnAddress, uint256 burnAmount) external;
function mintTo(address mintAddress, uint256 mintAmount) external;
function TRACKED_ASSET() external view returns (address);
}
/**
* @notice Storage struct for AccountingToken
*/
struct AccountingTokenStorage {
address accountingModule;
}
/**
* Accounting token that keeps track of baseAsset amount transferred to safe.
*/
contract AccountingToken is Initializable, ERC20Upgradeable, AccessControlUpgradeable {
error Unauthorized();
error NotAllowed();
error ZeroAddress();
error AccountingTokenMismatch();
error BaseAssetMismatch();
event AccountingModuleUpdated(address newValue, address oldValue);
address public immutable TRACKED_ASSET;
/// @notice Storage slot for AccountingToken data
bytes32 private constant ACCOUNTING_TOKEN_STORAGE_SLOT = keccak256("yieldnest.storage.accountingToken");
/// @custom:oz-upgrades-unsafe-allow constructor
constructor(address trackedAsset) {
_disableInitializers();
TRACKED_ASSET = trackedAsset;
}
/**
* @notice Get the storage struct
*/
function _getAccountingTokenStorage() internal pure returns (AccountingTokenStorage storage s) {
bytes32 slot = ACCOUNTING_TOKEN_STORAGE_SLOT;
assembly {
s.slot := slot
}
}
/**
* @param admin The address of the admin.
* @param name_ The name of the accountingToken.
* @param symbol_ The symbol of accountingToken.
*/
function initialize(address admin, string memory name_, string memory symbol_) external virtual initializer {
if (admin == address(0)) revert ZeroAddress();
__ERC20_init(name_, symbol_);
__AccessControl_init();
_grantRole(DEFAULT_ADMIN_ROLE, admin);
}
modifier onlyAccounting() {
if (msg.sender != _getAccountingTokenStorage().accountingModule) revert Unauthorized();
_;
}
/**
* @dev See {IERC20Metadata-decimals}.
*/
function decimals() public view virtual override returns (uint8) {
return IERC20Metadata(TRACKED_ASSET).decimals();
}
/**
* @notice burn `burnAmount` from `burnAddress`
* @param burnAddress address to burn from
* @param burnAmount amount to burn
*/
function burnFrom(address burnAddress, uint256 burnAmount) external onlyAccounting {
_burn(burnAddress, burnAmount);
}
/**
* @notice mints `mintAmount` to `mintAddress`
* @param mintAddress address to mint to
* @param mintAmount amount to mint
*/
function mintTo(address mintAddress, uint256 mintAmount) external onlyAccounting {
_mint(mintAddress, mintAmount);
}
/**
* @dev should not ordinarily be transferred
*/
function transferFrom(address, address, uint256) public virtual override returns (bool) {
revert NotAllowed();
}
/**
* @dev should not ordinarily be transferred
*/
function transfer(address, uint256) public virtual override returns (bool) {
revert NotAllowed();
}
/**
* Update accounting module address
* @param accountingModule_ new accounting module address
*/
function setAccountingModule(address accountingModule_) external onlyRole(DEFAULT_ADMIN_ROLE) {
if (accountingModule_ == address(0)) revert ZeroAddress();
AccountingTokenStorage storage s = _getAccountingTokenStorage();
emit AccountingModuleUpdated(accountingModule_, s.accountingModule);
if (address(IAccountingModule(accountingModule_).accountingToken()) != address(this)) {
revert AccountingTokenMismatch();
}
if (IAccountingModule(accountingModule_).baseAsset() != TRACKED_ASSET) {
revert BaseAssetMismatch();
}
s.accountingModule = accountingModule_;
}
/// VIEWS ///
function accountingModule() public view returns (address) {
return _getAccountingTokenStorage().accountingModule;
}
}
BaseVault.sol 834 lines
// SPDX-License-Identifier: BSD-3-Clause
pragma solidity ^0.8.24;
import {
AccessControlUpgradeable,
ERC20PermitUpgradeable,
ERC20Upgradeable,
IERC20,
IERC20Metadata,
Math,
ReentrancyGuardUpgradeable,
SafeERC20
} from "src/Common.sol";
import {VaultLib} from "src/library/VaultLib.sol";
import {IVault} from "src/interface/IVault.sol";
import {IStrategy} from "src/interface/IStrategy.sol";
/**
* @title BaseVault
* @notice Base contract for vault implementations that support multiple assets
* @dev This contract implements the ERC4626 standard with extensions to support multiple assets
*
* The BaseVault has two key asset concepts:
*
* 1. Base Asset: The common denomination used internally for accounting.
* - All assets are converted to this base unit for consistent accounting
* - The base asset has a fixed decimal precision (typically 18 decimals)
* - totalBaseAssets() tracks the vault's total value in this base denomination
*
* 2. Default Asset: The underlying asset used for standard ERC4626 operations.
* - Specified by the defaultAssetIndex in VaultStorage
* - Returned by the asset() function
* - Used for deposit(), withdraw(), mint(), and redeem() when no asset is specified
* - Can be the same as base asset (defaultAssetIndex == 0)
* - Can be different from the base asset (defaultAssetIndex == 1)
*
* REQUIREMENT: default Asset MUST be the underyling asset of Base Asset.
* Example: Default Asset is USDC, Base Asset is Wrapped USDC.
*
* The vault maintains a list of supported assets, each with their own decimal precision.
* When assets enter or leave the vault, they are converted to/from the base asset denomination
* for consistent accounting across different asset types.
* The vault also includes a processAccounting function that updates the vault's total assets.
* This function:
* - Computes the current total assets by querying the buffer and other strategies
* - Updates the vault's totalAssets storage value
*
* This accounting mechanism ensures the vault's reported asset values remain accurate over time,
* gas efficiency with accuracy by:
* - Using cached totalAssets values by default to save gas on frequent read operations
* - Providing an explicit processAccounting() function that updates the cached value when needed
* - Offering an alwaysComputeTotalAssets toggle for cases where real-time accuracy is preferred
* despite the higher gas cost of querying external contracts on each totalAssets() call
*/
abstract contract BaseVault is IVault, ERC20PermitUpgradeable, AccessControlUpgradeable, ReentrancyGuardUpgradeable {
/// INITIALIZATION
/**
* @notice Internal function to initialize the vault.
* @param admin The address of the admin.
* @param name The name of the vault.
* @param symbol The symbol of the vault.
* @param decimals_ The number of decimals for the vault token.
* @param paused_ Whether the vault should start in a paused state.
* @param countNativeAsset_ Whether the vault should count the native asset.
* @param alwaysComputeTotalAssets_ Whether the vault should always compute total assets.
* @param defaultAssetIndex_ The index of the default asset in the asset list.
*/
function _initialize(
address admin,
string memory name,
string memory symbol,
uint8 decimals_,
bool paused_,
bool countNativeAsset_,
bool alwaysComputeTotalAssets_,
uint256 defaultAssetIndex_
) internal virtual {
__ERC20_init(name, symbol);
__AccessControl_init();
__ReentrancyGuard_init();
_grantRole(DEFAULT_ADMIN_ROLE, admin);
VaultStorage storage vaultStorage = _getVaultStorage();
vaultStorage.paused = paused_;
if (decimals_ == 0) {
revert InvalidDecimals();
}
vaultStorage.decimals = decimals_;
vaultStorage.countNativeAsset = countNativeAsset_;
vaultStorage.alwaysComputeTotalAssets = alwaysComputeTotalAssets_;
// The defaultAssetIndex must be 0 or 1 because:
// 1. When an asset is deleted, it's replaced with the last asset in the array
// 2. The base asset (index 0) and default asset should never be deleted
// 3. Therefore, they must be the first two positions in the array
// 4. Or if defaultAssetIndex is 0, then the base asset is also the default asset
if (defaultAssetIndex_ > 1) {
revert InvalidDefaultAssetIndex(defaultAssetIndex_);
}
vaultStorage.defaultAssetIndex = defaultAssetIndex_;
}
/**
* @notice Returns the address of the Default Asset.
* @return address The address of the asset.
* @dev The ERC4626-interface underlying asset is the default asset at defaultAssetIndex
*/
function asset() public view virtual returns (address) {
return _getAssetStorage().list[_getVaultStorage().defaultAssetIndex];
}
/**
* @notice Returns the number of decimals of the vault.
* @return uint256 The number of decimals.
*/
function decimals() public view virtual override(ERC20Upgradeable, IERC20Metadata) returns (uint8) {
return _getVaultStorage().decimals;
}
/**
* @notice Returns the total assets held by the vault denominated in the default asset.
* @dev The ERC4626 interface underyling asset is the default asset.
* @return uint256 The total assets.
*/
function totalAssets() public view virtual returns (uint256) {
return VaultLib.convertBaseToAsset(asset(), totalBaseAssets());
}
/**
* @notice Returns the total assets held by the vault denominated in the Base Asset.
* @dev Either returns the cached total assets or computes them in real-time
* based on the alwaysComputeTotalAssets setting.
* @return uint256 The total base assets.
*/
function totalBaseAssets() public view virtual returns (uint256) {
if (_getVaultStorage().alwaysComputeTotalAssets) {
return computeTotalAssets();
}
return _getVaultStorage().totalAssets;
}
/**
* @notice Returns if the vault is counting native assets.
* @return bool True if the vault is counting native assets.
*/
function countNativeAsset() public view virtual returns (bool) {
return _getVaultStorage().countNativeAsset;
}
/**
* @notice Returns the index of the default asset.
* @return uint256 The index of the default asset.
*/
function defaultAssetIndex() public view virtual returns (uint256) {
return _getVaultStorage().defaultAssetIndex;
}
/**
* @notice Converts a given amount of assets to shares.
* @param assets The amount of assets to convert.
* @return shares The equivalent amount of shares.
*/
function convertToShares(uint256 assets) public view virtual returns (uint256 shares) {
(shares,) = _convertToShares(asset(), assets, Math.Rounding.Floor);
}
/**
* @notice Converts a given amount of shares to assets.
* @param shares The amount of shares to convert.
* @return assets The equivalent amount of assets.
*/
function convertToAssets(uint256 shares) public view virtual returns (uint256 assets) {
(assets,) = _convertToAssets(asset(), shares, Math.Rounding.Floor);
}
/**
* @notice Previews the amount of shares that would be received for a given amount of assets.
* @param assets The amount of assets to deposit.
* @return shares The equivalent amount of shares.
*/
function previewDeposit(uint256 assets) public view virtual returns (uint256 shares) {
(shares,) = _convertToShares(asset(), assets, Math.Rounding.Floor);
}
/**
* @notice Previews the amount of assets that would be required to mint a given amount of shares.
* @param shares The amount of shares to mint.
* @return assets The equivalent amount of assets.
*/
function previewMint(uint256 shares) public view virtual returns (uint256 assets) {
(assets,) = _convertToAssets(asset(), shares, Math.Rounding.Ceil);
}
/**
* @notice Previews the amount of shares that would be required to withdraw a given amount of assets.
* @param assets The amount of assets to withdraw.
* @return shares The equivalent amount of shares.
*/
function previewWithdraw(uint256 assets) public view virtual returns (uint256 shares) {
uint256 fee = _feeOnRaw(assets);
(shares,) = _convertToShares(asset(), assets + fee, Math.Rounding.Ceil);
}
/**
* @notice Previews the amount of assets that would be received for a given amount of shares.
* @param shares The amount of shares to redeem.
* @return assets The equivalent amount of assets.
*/
function previewRedeem(uint256 shares) public view virtual returns (uint256 assets) {
(assets,) = _convertToAssets(asset(), shares, Math.Rounding.Floor);
return assets - _feeOnTotal(assets);
}
/**
* @notice Returns the maximum amount of assets that can be deposited by a given owner.
* @return uint256 The maximum amount of assets.
*/
function maxDeposit(address) public view virtual returns (uint256) {
if (paused()) {
return 0;
}
return type(uint256).max;
}
/**
* @notice Returns the maximum amount of shares that can be minted.
* @return uint256 The maximum amount of shares.
*/
function maxMint(address) public view virtual returns (uint256) {
if (paused()) {
return 0;
}
return type(uint256).max;
}
/**
* @notice Returns the maximum amount of assets that can be withdrawn by a given owner.
* @param owner The address of the owner.
* @return uint256 The maximum amount of assets.
*/
function maxWithdraw(address owner) public view virtual returns (uint256) {
if (paused()) {
return 0;
}
uint256 bufferAssets = IStrategy(buffer()).maxWithdraw(address(this));
if (bufferAssets == 0) {
return 0;
}
uint256 ownerShares = balanceOf(owner);
uint256 maxAssets = previewRedeem(ownerShares);
return bufferAssets < maxAssets ? bufferAssets : maxAssets;
}
/**
* @notice Returns the maximum amount of shares that can be redeemed by a given owner.
* @param owner The address of the owner.
* @return uint256 The maximum amount of shares.
*/
function maxRedeem(address owner) public view virtual returns (uint256) {
if (paused()) {
return 0;
}
uint256 bufferAssets = IStrategy(buffer()).maxWithdraw(address(this));
if (bufferAssets == 0) {
return 0;
}
uint256 ownerShares = balanceOf(owner);
return bufferAssets < previewRedeem(ownerShares) ? previewWithdraw(bufferAssets) : ownerShares;
}
/**
* @notice Deposits a given amount of assets and assigns the equivalent amount of shares to the receiver.
* @param assets The amount of assets to deposit.
* @param receiver The address of the receiver.
* @return uint256 The equivalent amount of shares.
*/
function deposit(uint256 assets, address receiver) public virtual nonReentrant returns (uint256) {
if (paused()) {
revert Paused();
}
(uint256 shares, uint256 baseAssets) = _convertToShares(asset(), assets, Math.Rounding.Floor);
_deposit(asset(), _msgSender(), receiver, assets, shares, baseAssets);
return shares;
}
/**
* @notice Mints a given amount of shares and assigns the equivalent amount of assets to the receiver.
* @param shares The amount of shares to mint.
* @param receiver The address of the receiver.
* @return uint256 The equivalent amount of assets.
*/
function mint(uint256 shares, address receiver) public virtual nonReentrant returns (uint256) {
if (paused()) {
revert Paused();
}
(uint256 assets, uint256 baseAssets) = _convertToAssets(asset(), shares, Math.Rounding.Floor);
_deposit(asset(), _msgSender(), receiver, assets, shares, baseAssets);
return assets;
}
/**
* @notice Withdraws a given amount of assets and burns the equivalent amount of shares from the owner.
* @param assets The amount of assets to withdraw.
* @param receiver The address of the receiver.
* @param owner The address of the owner.
* @return shares The equivalent amount of shares.
*/
function withdraw(uint256 assets, address receiver, address owner)
public
virtual
nonReentrant
returns (uint256 shares)
{
if (paused()) {
revert Paused();
}
uint256 maxAssets = maxWithdraw(owner);
if (assets > maxAssets) {
revert ExceededMaxWithdraw(owner, assets, maxAssets);
}
shares = previewWithdraw(assets);
_withdraw(_msgSender(), receiver, owner, assets, shares);
}
/**
* @notice Redeems a given amount of shares and transfers the equivalent amount of assets to the receiver.
* @param shares The amount of shares to redeem.
* @param receiver The address of the receiver.
* @param owner The address of the owner.
* @return assets The equivalent amount of assets.
*/
function redeem(uint256 shares, address receiver, address owner)
public
virtual
nonReentrant
returns (uint256 assets)
{
if (paused()) {
revert Paused();
}
uint256 maxShares = maxRedeem(owner);
if (shares > maxShares) {
revert ExceededMaxRedeem(owner, shares, maxShares);
}
assets = previewRedeem(shares);
_withdraw(_msgSender(), receiver, owner, assets, shares);
}
//// 4626-MAX ////
/**
* @notice Returns the list of asset addresses.
* @return addresses The list of asset addresses.
*/
function getAssets() public view virtual returns (address[] memory) {
return _getAssetStorage().list;
}
/**
* @notice Returns the parameters of a given asset.
* @param asset_ The address of the asset.
* @return AssetParams The parameters of the asset.
*/
function getAsset(address asset_) public view virtual returns (AssetParams memory) {
return _getAssetStorage().assets[asset_];
}
/**
* @notice Returns the function rule for a given contract address and function signature.
* @param contractAddress The address of the contract.
* @param funcSig The function signature.
* @return FunctionRule The function rule.
*/
function getProcessorRule(address contractAddress, bytes4 funcSig)
public
view
virtual
returns (FunctionRule memory)
{
return _getProcessorStorage().rules[contractAddress][funcSig];
}
/**
* @notice Returns whether the vault is paused.
* @return bool True if the vault is paused, false otherwise.
*/
function paused() public view returns (bool) {
return _getVaultStorage().paused;
}
/**
* @notice Returns the address of the provider.
* @return address The address of the provider.
*/
function provider() public view returns (address) {
return _getVaultStorage().provider;
}
/**
* @notice Returns the address of the buffer strategy.
* @return address The address of the buffer strategy.
*/
function buffer() public view virtual returns (address) {
return _getVaultStorage().buffer;
}
/**
* @notice Previews the amount of shares that would be received for a given amount of assets for a specific asset.
* @param asset_ The address of the asset.
* @param assets The amount of assets to deposit.
* @return shares The equivalent amount of shares.
*/
function previewDepositAsset(address asset_, uint256 assets) public view virtual returns (uint256 shares) {
(shares,) = _convertToShares(asset_, assets, Math.Rounding.Floor);
}
/**
* @notice Deposits a given amount of assets for a specific asset and assigns shares to the receiver.
* @param asset_ The address of the asset.
* @param assets The amount of assets to deposit.
* @param receiver The address of the receiver.
* @return uint256 The equivalent amount of shares.
*/
function depositAsset(address asset_, uint256 assets, address receiver)
public
virtual
nonReentrant
returns (uint256)
{
if (paused()) {
revert Paused();
}
(uint256 shares, uint256 baseAssets) = _convertToShares(asset_, assets, Math.Rounding.Floor);
_deposit(asset_, _msgSender(), receiver, assets, shares, baseAssets);
return shares;
}
//// INTERNAL ////
/**
* @notice Internal function to handle deposits.
* @param asset_ The address of the asset.
* @param caller The address of the caller.
* @param receiver The address of the receiver.
* @param assets The amount of assets to deposit.
* @param shares The amount of shares to mint.
* @param baseAssets The base asset convertion of shares.
*/
function _deposit(
address asset_,
address caller,
address receiver,
uint256 assets,
uint256 shares,
uint256 baseAssets
) internal virtual {
if (!_getAssetStorage().assets[asset_].active) {
revert AssetNotActive();
}
_addTotalAssets(baseAssets);
SafeERC20.safeTransferFrom(IERC20(asset_), caller, address(this), assets);
_mint(receiver, shares);
// 4626 event
emit Deposit(caller, receiver, assets, shares);
// 4626-MAX event
emit DepositAsset(caller, receiver, asset_, assets, baseAssets, shares);
}
/**
* @notice Internal function to add to total assets.
* @param baseAssets The amount of base assets to add.
*/
function _addTotalAssets(uint256 baseAssets) internal virtual {
VaultLib.addTotalAssets(baseAssets);
}
/**
* @notice Internal function to subtract from total assets.
* @param baseAssets The amount of base assets to subtract.
*/
function _subTotalAssets(uint256 baseAssets) internal virtual {
VaultLib.subTotalAssets(baseAssets);
}
/**
* @notice Internal function to handle withdrawals.
* @param caller The address of the caller.
* @param receiver The address of the receiver.
* @param owner The address of the owner.
* @param assets The amount of assets to withdraw.
* @param shares The equivalent amount of shares.
*/
function _withdraw(address caller, address receiver, address owner, uint256 assets, uint256 shares)
internal
virtual
{
VaultStorage storage vaultStorage = _getVaultStorage();
_subTotalAssets(VaultLib.convertAssetToBase(asset(), assets));
if (caller != owner) {
_spendAllowance(owner, caller, shares);
}
// NOTE: burn shares before withdrawing the assets
_burn(owner, shares);
IStrategy(vaultStorage.buffer).withdraw(assets, receiver, address(this));
emit Withdraw(caller, receiver, owner, assets, shares);
}
/**
* @notice Internal function to convert vault shares to the base asset.
* @param asset_ The address of the asset.
* @param shares The amount of shares to convert.
* @param rounding The rounding direction.
* @return (uint256 assets, uint256 baseAssets) The equivalent amount of assets.
*/
function _convertToAssets(address asset_, uint256 shares, Math.Rounding rounding)
internal
view
virtual
returns (uint256, uint256)
{
return VaultLib.convertToAssets(asset_, shares, rounding);
}
/**
* @notice Internal function to convert assets to shares.
* @param asset_ The address of the asset.
* @param assets The amount of assets to convert.
* @param rounding The rounding direction.
* @return (uint256 shares, uint256 baseAssets) The equivalent amount of shares.
*/
function _convertToShares(address asset_, uint256 assets, Math.Rounding rounding)
internal
view
virtual
returns (uint256, uint256)
{
return VaultLib.convertToShares(asset_, assets, rounding);
}
/**
* @notice Internal function to convert an asset amount to base denomination.
* @param asset_ The address of the asset.
* @param assets The amount of the asset.
* @return uint256 The equivalent amount in base denomination.
*/
function _convertAssetToBase(address asset_, uint256 assets) internal view virtual returns (uint256) {
return VaultLib.convertAssetToBase(asset_, assets);
}
/**
* @notice Internal function to convert base denominated amount to asset value.
* @param asset_ The address of the asset.
* @param assets The amount of the asset.
* @return uint256 The equivalent amount of assets.
*/
function _convertBaseToAsset(address asset_, uint256 assets) internal view virtual returns (uint256) {
return VaultLib.convertBaseToAsset(asset_, assets);
}
/**
* @notice Internal function to get the vault storage.
* @return The vault storage.
*/
function _getVaultStorage() internal pure virtual returns (VaultStorage storage) {
return VaultLib.getVaultStorage();
}
/**
* @notice Internal function to get the asset storage.
* @return The asset storage.
*/
function _getAssetStorage() internal pure returns (AssetStorage storage) {
return VaultLib.getAssetStorage();
}
/**
* @notice Internal function to get the processor storage.
* @return The processor storage.
*/
function _getProcessorStorage() internal pure returns (ProcessorStorage storage) {
return VaultLib.getProcessorStorage();
}
//// ADMIN ////
bytes32 public constant PROCESSOR_ROLE = keccak256("PROCESSOR_ROLE");
bytes32 public constant PAUSER_ROLE = keccak256("PAUSER_ROLE");
bytes32 public constant UNPAUSER_ROLE = keccak256("UNPAUSER_ROLE");
bytes32 public constant PROVIDER_MANAGER_ROLE = keccak256("PROVIDER_MANAGER_ROLE");
bytes32 public constant BUFFER_MANAGER_ROLE = keccak256("BUFFER_MANAGER_ROLE");
bytes32 public constant ASSET_MANAGER_ROLE = keccak256("ASSET_MANAGER_ROLE");
bytes32 public constant PROCESSOR_MANAGER_ROLE = keccak256("PROCESSOR_MANAGER_ROLE");
/**
* @notice Sets the provider.
* @param provider_ The address of the provider.
*/
function setProvider(address provider_) external virtual onlyRole(PROVIDER_MANAGER_ROLE) {
VaultLib.setProvider(provider_);
}
/**
* @notice Sets the buffer strategy.
* @param buffer_ The address of the buffer strategy.
*/
function setBuffer(address buffer_) external virtual onlyRole(BUFFER_MANAGER_ROLE) {
VaultLib.setBuffer(buffer_);
}
/**
* @notice Sets the processor rule for a given contract address and function signature.
* @param target The address of the target contract.
* @param functionSig The function signature.
* @param rule The function rule.
*/
function setProcessorRule(address target, bytes4 functionSig, FunctionRule calldata rule)
public
virtual
onlyRole(PROCESSOR_MANAGER_ROLE)
{
_setProcessorRule(target, functionSig, rule);
}
/**
* @notice Sets the processor rule for a given contract address and function signature.
* @param target The address of the target contract.
* @param functionSig The function signature.
* @param rule The function rule.
*/
function _setProcessorRule(address target, bytes4 functionSig, FunctionRule calldata rule) internal virtual {
_getProcessorStorage().rules[target][functionSig] = rule;
emit SetProcessorRule(target, functionSig, rule);
}
/**
* @notice Sets the processor rule for a given contract address and function signature.
* @param target The address of the target contract.
* @param functionSig The function signature.
* @param rule The function rule.
*/
function setProcessorRules(address[] calldata target, bytes4[] calldata functionSig, FunctionRule[] calldata rule)
public
virtual
onlyRole(PROCESSOR_MANAGER_ROLE)
{
uint256 targetLength = target.length;
if (targetLength != functionSig.length || targetLength != rule.length) {
revert InvalidArray();
}
for (uint256 i = 0; i < targetLength; i++) {
_setProcessorRule(target[i], functionSig[i], rule[i]);
}
}
/**
* @notice Adds a new asset to the vault.
* @param asset_ The address of the asset.
* @param active_ Whether the asset is active or not.
*/
function addAsset(address asset_, bool active_) public virtual onlyRole(ASSET_MANAGER_ROLE) {
_addAsset(asset_, IERC20Metadata(asset_).decimals(), active_);
}
function _addAsset(address asset_, uint8 decimals_, bool active_) internal virtual {
VaultLib.addAsset(asset_, decimals_, active_);
}
/**
* @notice Updates an existing asset's parameters in the vault.
* @param index The index of the asset to update.
* @param fields The AssetUpdateFields struct containing the updated fields.
*/
function updateAsset(uint256 index, AssetUpdateFields calldata fields)
public
virtual
onlyRole(ASSET_MANAGER_ROLE)
{
_updateAsset(index, fields);
}
function _updateAsset(uint256 index, AssetUpdateFields calldata fields) internal virtual {
VaultLib.updateAsset(index, fields);
}
/**
* @notice Deletes an existing asset from the vault.
* @param index The index of the asset to delete.
*/
function deleteAsset(uint256 index) public virtual onlyRole(ASSET_MANAGER_ROLE) {
_deleteAsset(index);
}
function _deleteAsset(uint256 index) internal virtual {
VaultLib.deleteAsset(index);
}
/**
* @notice Sets whether the vault should always compute total assets.
* @param alwaysComputeTotalAssets_ Whether to always compute total assets.
*/
function setAlwaysComputeTotalAssets(bool alwaysComputeTotalAssets_)
external
virtual
onlyRole(ASSET_MANAGER_ROLE)
{
_getVaultStorage().alwaysComputeTotalAssets = alwaysComputeTotalAssets_;
emit SetAlwaysComputeTotalAssets(alwaysComputeTotalAssets_);
if (!alwaysComputeTotalAssets_) {
_processAccounting();
}
}
/**
* @notice Returns whether the vault always computes total assets.
* @return bool True if the vault always computes total assets.
*/
function alwaysComputeTotalAssets() public view virtual returns (bool) {
return _getVaultStorage().alwaysComputeTotalAssets;
}
/**
* @notice Pauses the vault.
*/
function pause() external virtual onlyRole(PAUSER_ROLE) {
if (paused()) {
revert Paused();
}
VaultStorage storage vaultStorage = _getVaultStorage();
vaultStorage.paused = true;
emit Pause(true);
}
/**
* @notice Unpauses the vault.
*/
function unpause() external virtual onlyRole(UNPAUSER_ROLE) {
if (!paused()) {
revert Unpaused();
}
VaultStorage storage vaultStorage = _getVaultStorage();
if (provider() == address(0)) {
revert ProviderNotSet();
}
vaultStorage.paused = false;
emit Pause(false);
}
/**
* @notice Processes the accounting of the vault by calculating the total base balance.
* @dev This function iterates through the list of assets, gets their balances and rates,
* and updates the total assets denominated in the base asset.
*/
function processAccounting() public virtual nonReentrant {
_processAccounting();
}
function _processAccounting() internal virtual {
uint256 totalBaseBalance = computeTotalAssets();
_getVaultStorage().totalAssets = totalBaseBalance;
// solhint-disable-next-line not-rely-on-time
emit ProcessAccounting(block.timestamp, totalBaseBalance);
}
/**
* @notice Computes the total assets in the vault.
* @return totalBaseBalance The total assets in the vault.
*/
function computeTotalAssets() public view virtual returns (uint256 totalBaseBalance) {
totalBaseBalance = VaultLib.computeTotalAssets();
}
/**
* @notice Processes a series of calls to target contracts.
* @param targets The addresses of the target contracts.
* @param values The values to send with the calls.
* @param data The calldata for the calls.
* @return returnData The return data from the calls.
*/
function processor(address[] calldata targets, uint256[] memory values, bytes[] calldata data)
external
virtual
onlyRole(PROCESSOR_ROLE)
returns (bytes[] memory returnData)
{
return VaultLib.processor(targets, values, data);
}
constructor() {
_disableInitializers();
}
/**
* @notice Fallback function to handle native asset transfers.
*/
receive() external payable {
emit NativeDeposit(msg.value);
}
/// FEES ///
/**
* @notice Returns the fee on raw assets where the fee would get added on top of the assets.
* @param assets The amount of assets.
* @return The fee on raw assets.
*/
function _feeOnRaw(uint256 assets) public view virtual override returns (uint256);
/**
* @notice Returns the fee on total assets where the fee is already included.
* @param assets The amount of assets.
* @return The fee on total assets.
*/
function _feeOnTotal(uint256 assets) public view virtual override returns (uint256);
}
Common.sol 28 lines
/* solhint-disable no-empty-blocks, no-unused-import */
// SPDX-License-Identifier: BSD-3-Clause
pragma solidity ^0.8.24;
import {AccessControlUpgradeable} from
"lib/openzeppelin-contracts-upgradeable/contracts/access/AccessControlUpgradeable.sol";
import {Address} from "lib/openzeppelin-contracts/contracts/utils/Address.sol";
import {ERC20} from "lib/openzeppelin-contracts/contracts/token/ERC20/ERC20.sol";
import {ERC20PermitUpgradeable} from
"lib/openzeppelin-contracts-upgradeable/contracts/token/ERC20/extensions/ERC20PermitUpgradeable.sol";
import {ERC20Upgradeable} from "lib/openzeppelin-contracts-upgradeable/contracts/token/ERC20/ERC20Upgradeable.sol";
import {IAccessControl} from "lib/openzeppelin-contracts/contracts/access/IAccessControl.sol";
import {IERC20} from "lib/openzeppelin-contracts/contracts/interfaces/IERC20.sol";
import {IERC20Metadata} from "lib/openzeppelin-contracts/contracts/interfaces/IERC20Metadata.sol";
import {IERC20Permit} from "lib/openzeppelin-contracts/contracts/token/ERC20/extensions/IERC20Permit.sol";
import {IERC4626} from "lib/openzeppelin-contracts/contracts/interfaces/IERC4626.sol";
import {Math} from "lib/openzeppelin-contracts/contracts/utils/math/Math.sol";
import {ProxyAdmin} from "lib/openzeppelin-contracts/contracts/proxy/transparent/ProxyAdmin.sol";
import {ReentrancyGuardUpgradeable} from
"lib/openzeppelin-contracts-upgradeable/contracts/utils/ReentrancyGuardUpgradeable.sol";
import {SafeERC20} from "lib/openzeppelin-contracts/contracts/token/ERC20/utils/SafeERC20.sol";
import {TimelockController} from "lib/openzeppelin-contracts/contracts/governance/TimelockController.sol";
import {TransparentUpgradeableProxy} from
"lib/openzeppelin-contracts/contracts/proxy/transparent/TransparentUpgradeableProxy.sol";
import {IERC165} from "lib/openzeppelin-contracts/contracts/interfaces/IERC165.sol";
import {Initializable} from "lib/openzeppelin-contracts-upgradeable/contracts/proxy/utils/Initializable.sol";
contract Common {}
FixedRateProvider.sol 35 lines
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.28;
import { IProvider } from "@yieldnest-vault/interface/IProvider.sol";
import { IERC20Metadata } from "@openzeppelin/contracts/interfaces/IERC20Metadata.sol";
import { IAccountingToken } from "./AccountingToken.sol";
/**
* Fixed rate provider that assumes 1:1 rate of added asset.
*/
contract FixedRateProvider is IProvider {
address public immutable ASSET;
uint8 public immutable DECIMALS;
address public immutable ACCOUNTING_TOKEN;
constructor(address accountingToken) {
ASSET = IAccountingToken(accountingToken).TRACKED_ASSET();
DECIMALS = IERC20Metadata(accountingToken).decimals();
ACCOUNTING_TOKEN = accountingToken;
}
error UnsupportedAsset(address asset);
function getRate(address asset) external view returns (uint256 rate) {
if (asset == ASSET) {
return 10 ** DECIMALS;
}
if (asset == ACCOUNTING_TOKEN) {
return 10 ** DECIMALS;
}
revert UnsupportedAsset(asset);
}
}
FlexStrategy.sol 234 lines
// SPDX-License-Identifier: BSD-3-Clause
pragma solidity ^0.8.28;
import { BaseStrategy } from "@yieldnest-vault/strategy/BaseStrategy.sol";
import { IERC20, IERC20Metadata } from "@openzeppelin/contracts/token/ERC20/ERC20.sol";
import { SafeERC20 } from "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol";
import { IAccountingModule } from "./AccountingModule.sol";
import { VaultLib } from "lib/yieldnest-vault/src/library/VaultLib.sol";
interface IFlexStrategy {
error NoAccountingModule();
error InvariantViolation();
error AccountingTokenMismatch();
event AccountingModuleUpdated(address newValue, address oldValue);
}
/**
* @notice Storage struct for FlexStrategy
*/
struct FlexStrategyStorage {
IAccountingModule accountingModule;
}
/**
* Flex strategy that proxies the deposited base asset to an associated safe,
* minting IOU accounting tokens in the process to represent transferred assets.
*/
contract FlexStrategy is IFlexStrategy, BaseStrategy {
using SafeERC20 for IERC20;
/// @notice The version of the flex strategy contract.
string public constant FLEX_STRATEGY_VERSION = "0.1.0";
/// @notice Storage slot for FlexStrategy data
bytes32 private constant FLEX_STRATEGY_STORAGE_SLOT = keccak256("yieldnest.storage.flexStrategy");
constructor() {
_disableInitializers();
}
/**
* @notice Get the storage struct
*/
function _getFlexStrategyStorage() internal pure returns (FlexStrategyStorage storage s) {
bytes32 slot = FLEX_STRATEGY_STORAGE_SLOT;
assembly {
s.slot := slot
}
}
/**
* @notice Initializes the vault.
* @param admin The address of the admin.
* @param name The name of the vault.
* @param symbol The symbol of the vault.
* @param decimals_ The number of decimals for the vault token.
* @param baseAsset The base asset of the vault.
* @param paused_ Whether the vault should start in a paused state.
*/
function initialize(
address admin,
string memory name,
string memory symbol,
uint8 decimals_,
address baseAsset,
address accountingToken,
bool paused_,
address provider,
bool alwaysComputeTotalAssets
)
external
virtual
initializer
{
if (admin == address(0)) revert ZeroAddress();
_initialize(
admin,
name,
symbol,
decimals_,
paused_,
false, // countNativeAsset. MUST be false. strategy is assumed to hold no native assets
alwaysComputeTotalAssets, // alwaysComputeTotalAssets
0 // defaultAssetIndex. MUST be 0. baseAsset is default
);
_addAsset(baseAsset, IERC20Metadata(baseAsset).decimals(), true);
_addAsset(accountingToken, IERC20Metadata(accountingToken).decimals(), false);
_setAssetWithdrawable(baseAsset, true);
VaultLib.setProvider(provider);
}
modifier hasAccountingModule() {
if (address(_getFlexStrategyStorage().accountingModule) == address(0)) revert NoAccountingModule();
_;
}
/**
* @notice Internal function to handle deposits.
* @param asset_ The address of the asset.
* @param caller The address of the caller.
* @param receiver The address of the receiver.
* @param assets The amount of assets to deposit.
* @param shares The amount of shares to mint.
* @param baseAssets The base asset conversion of shares.
*/
function _deposit(
address asset_,
address caller,
address receiver,
uint256 assets,
uint256 shares,
uint256 baseAssets
)
internal
virtual
override
hasAccountingModule
{
// call the base strategy deposit function for accounting
super._deposit(asset_, caller, receiver, assets, shares, baseAssets);
// virtual accounting
_getFlexStrategyStorage().accountingModule.deposit(assets);
}
/**
* @notice Internal function to handle withdrawals for base asset
* @param asset_ The address of the asset.
* @param caller The address of the caller.
* @param receiver The address of the receiver.
* @param owner The address of the owner.
* @param assets The amount of assets to withdraw.
* @param shares The equivalent amount of shares.
*/
function _withdrawAsset(
address asset_,
address caller,
address receiver,
address owner,
uint256 assets,
uint256 shares
)
internal
virtual
override
hasAccountingModule
onlyAllocator
{
if (asset_ != asset()) {
revert InvalidAsset(asset_);
}
// call the base strategy withdraw function for accounting
_subTotalAssets(_convertAssetToBase(asset_, assets));
if (caller != owner) {
_spendAllowance(owner, caller, shares);
}
// NOTE: burn shares before withdrawing the assets
_burn(owner, shares);
// burn virtual tokens
_getFlexStrategyStorage().accountingModule.withdraw(assets, receiver);
emit WithdrawAsset(caller, receiver, owner, asset_, assets, shares);
}
/**
* @notice Sets the accounting module.
* @param accountingModule_ address to check.
* @dev Will revoke approvals for outgoing accounting module, and approve max for incoming accounting module.
*/
function setAccountingModule(address accountingModule_) external virtual onlyRole(DEFAULT_ADMIN_ROLE) {
if (accountingModule_ == address(0)) revert ZeroAddress();
FlexStrategyStorage storage flexStorage = _getFlexStrategyStorage();
emit AccountingModuleUpdated(accountingModule_, address(flexStorage.accountingModule));
IAccountingModule oldAccounting = flexStorage.accountingModule;
if (address(oldAccounting) != address(0)) {
IERC20(asset()).approve(address(oldAccounting), 0);
if (IAccountingModule(accountingModule_).accountingToken() != oldAccounting.accountingToken()) {
revert AccountingTokenMismatch();
}
}
flexStorage.accountingModule = IAccountingModule(accountingModule_);
IERC20(asset()).approve(accountingModule_, type(uint256).max);
}
/**
* @notice Internal function to get the available amount of assets.
* @param asset_ The address of the asset.
* @return availableAssets The available amount of assets.
* @dev Overriden. This function is used to calculate the available assets for a given asset,
* It returns the balance of the asset in the associated SAFE.
*/
function _availableAssets(address asset_) internal view virtual override returns (uint256 availableAssets) {
address baseAsset = asset();
if (asset_ == baseAsset) {
return IERC20(baseAsset).balanceOf(_getFlexStrategyStorage().accountingModule.safe());
}
return super._availableAssets(asset_);
}
/**
* @notice Returns the fee on total amount.
* @return 0 as this strategy does not charge any fee on total amount.
*/
function _feeOnTotal(uint256) public view virtual override returns (uint256) {
return 0;
}
/**
* @notice Returns the fee on total amount.
* @return 0 as this strategy does not charge any fee on total amount.
*/
function _feeOnRaw(uint256) public view virtual override returns (uint256) {
return 0;
}
/// VIEWS ///
function accountingModule() public view returns (IAccountingModule) {
return _getFlexStrategyStorage().accountingModule;
}
}
IBaseStrategy.sol 49 lines
// SPDX-License-Identifier: BSD-3-Clause
pragma solidity ^0.8.24;
interface IBaseStrategy {
struct BaseStrategyStorage {
bool hasAllocators;
mapping(address => bool) isAssetWithdrawable;
}
struct SyncStrategyStorage {
bool syncDeposit;
bool syncWithdraw;
}
event WithdrawAsset(
address indexed sender,
address indexed receiver,
address indexed owner,
address asset,
uint256 assets,
uint256 shares
);
event SetHasAllocator(bool hasAllocator);
event SetAssetWithdrawable(address asset, bool isWithdrawable);
error AssetNotWithdrawable();
/// ADMIN
function getHasAllocator() external view returns (bool hasAllocators);
function setHasAllocator(bool hasAllocators_) external;
function getAssetWithdrawable(address asset) external view returns (bool isWithdrawable);
function setAssetWithdrawable(address asset, bool isWithdrawable) external;
function maxWithdrawAsset(address asset_, address owner) external view returns (uint256 maxAssets);
function maxRedeemAsset(address asset_, address owner) external view returns (uint256 maxShares);
function previewMintAsset(address asset_, uint256 shares) external view returns (uint256 assets);
function previewRedeemAsset(address asset_, uint256 shares) external view returns (uint256 assets);
function previewWithdrawAsset(address asset_, uint256 assets) external view returns (uint256 shares);
function withdrawAsset(address asset_, uint256 assets, address receiver, address owner)
external
returns (uint256 shares);
function redeemAsset(address asset_, uint256 shares, address receiver, address owner)
external
returns (uint256 assets);
function addAsset(address asset_, uint8 decimals_, bool depositable_, bool withdrawable_) external;
function addAsset(address asset_, bool depositable_, bool withdrawable_) external;
}
IProvider.sol 43 lines
// SPDX-License-Identifier: BSD-3-Clause
pragma solidity ^0.8.24;
interface IProvider {
function getRate(address asset) external view returns (uint256);
}
interface IStETH {
function getPooledEthByShares(uint256 _ethAmount) external view returns (uint256);
}
interface IMETH {
function mETHToETH(uint256 mETHAmount) external view returns (uint256);
}
interface IOETH {
function assetToEth(uint256 _assetAmount) external view returns (uint256);
}
interface IRETH {
function getExchangeRate() external view returns (uint256);
}
interface IswETH {
function swETHToETHRate() external view returns (uint256);
}
interface IsfrxETH {
function pricePerShare() external view returns (uint256);
}
interface IFrxEthWethDualOracle {
function getCurveEmaEthPerFrxEth() external view returns (uint256);
}
interface IynLSDe {
function convertToAssets(address asset, uint256 shares) external view returns (uint256);
function previewRedeem(uint256 shares) external view returns (uint256);
}
interface ICurveLpConnector {
function rate() external view returns (int256 rate, uint256 updatedAt);
}
IStrategy.sol 21 lines
// SPDX-License-Identifier: BSD-3-Clause
pragma solidity ^0.8.24;
interface IStrategy {
function asset() external view returns (address);
function totalAssets() external view returns (uint256);
function convertToShares(uint256 assets) external view returns (uint256);
function convertToAssets(uint256 shares) external view returns (uint256);
function maxDeposit(address) external view returns (uint256);
function maxMint(address) external view returns (uint256);
function maxWithdraw(address owner) external view returns (uint256);
function maxRedeem(address owner) external view returns (uint256);
function previewDeposit(uint256 assets) external view returns (uint256);
function previewMint(uint256 shares) external view returns (uint256);
function previewWithdraw(uint256 assets) external view returns (uint256);
function previewRedeem(uint256 shares) external view returns (uint256);
function deposit(uint256 assets, address receiver) external returns (uint256);
function mint(uint256 shares, address receiver) external returns (uint256);
function withdraw(uint256 assets, address receiver, address owner) external returns (uint256);
function redeem(uint256 shares, address receiver, address owner) external returns (uint256);
}
IValidator.sol 12 lines
// SPDX-License-Identifier: BSD-3-Clause
pragma solidity ^0.8.24;
interface IValidator {
/// @notice Validates a transaction before execution
/// @param target The address the transaction will be sent to
/// @param value The amount of ETH (in wei) that will be sent with the transaction
/// @param data The calldata that will be sent with the transaction
/// @dev This function should revert if the transaction is invalid
/// @dev This function is called before executing a transaction
function validate(address target, uint256 value, bytes calldata data) external view;
}
IVault.sol 143 lines
// SPDX-License-Identifier: BSD-3-Clause
pragma solidity ^0.8.24;
import {IERC4626} from "src/Common.sol";
import {IValidator} from "src/interface/IValidator.sol";
interface IVault is IERC4626 {
struct VaultStorage {
uint256 totalAssets;
address provider;
address buffer;
bool paused;
uint8 decimals;
bool countNativeAsset;
bool alwaysComputeTotalAssets;
/// @notice The index of the default asset.
/// The default asset is vault.asset(), used for deposit, withdraw, redeem, mint as default.
/// If defaultAssetIndex is 0, the vault will use the base asset as default asset.
uint256 defaultAssetIndex;
}
struct AssetParams {
uint256 index;
bool active;
uint8 decimals;
}
struct AssetUpdateFields {
bool active;
}
struct AssetStorage {
mapping(address => AssetParams) assets;
address[] list;
}
struct FeeStorage {
/// @notice The base withdrawal fee in basis points (1e8 = 100%)
uint64 baseWithdrawalFee;
}
enum ParamType {
UINT256,
ADDRESS
}
struct ParamRule {
ParamType paramType;
bool isArray;
address[] allowList;
}
struct FunctionRule {
bool isActive;
ParamRule[] paramRules;
IValidator validator;
}
struct ProcessorStorage {
uint256 lastProcessed;
uint256 lastAccounting;
mapping(address => mapping(bytes4 => FunctionRule)) rules;
}
error Paused();
error Unpaused();
error ZeroAddress();
error ZeroAmount();
error ZeroRate();
error InvalidString();
error InvalidArray();
error ExceededMaxDeposit(address sender, uint256 amount, uint256 maxAssets);
error DefaultAsset();
error AssetNotEmpty(address);
error InvalidAsset(address);
error InvalidTarget(address);
error InvalidDecimals();
error InvalidFunction(address target, bytes4 funcSig);
error DuplicateAsset(address asset);
error ExceededMaxWithdraw(address, uint256, uint256);
error ExceededMaxRedeem(address, uint256, uint256);
error ProcessFailed(bytes, bytes);
error ProcessInvalid(bytes);
error ProviderNotSet();
error BufferNotSet();
error DepositFailed();
error AssetNotActive();
error ExceedsMaxBasisPoints(uint256 value);
error InvalidNativeAssetDecimals(uint256 decimals);
error InvalidAssetDecimals(uint256 decimals);
error InvalidDefaultAssetIndex(uint256 index);
error BaseAsset();
event DepositAsset(
address indexed sender,
address indexed receiver,
address indexed asset,
uint256 assets,
uint256 baseAssets,
uint256 shares
);
event SetProvider(address indexed provider);
event SetBuffer(address indexed buffer);
event SetAlwaysComputeTotalAssets(bool alwaysComputeTotalAssets);
event NewAsset(address indexed asset, uint256 decimals, uint256 index);
event ProcessSuccess(address[] targets, uint256[] values, bytes[] data);
event Pause(bool paused);
event SetProcessorRule(address indexed target, bytes4, FunctionRule);
event NativeDeposit(uint256 amount);
event ProcessAccounting(uint256 timestamp, uint256 totalAssets);
event UpdateAsset(uint256 indexed index, address indexed asset, AssetUpdateFields fields);
event DeleteAsset(uint256 indexed index, address indexed asset);
event SetBaseWithdrawalFee(uint64 oldFee, uint64 newFee);
// 4626-MAX
function getAssets() external view returns (address[] memory list);
function getAsset(address asset_) external view returns (AssetParams memory);
function getProcessorRule(address contractAddress, bytes4 funcSig) external view returns (FunctionRule memory);
function previewDepositAsset(address assetAddress, uint256 assets) external view returns (uint256);
function depositAsset(address assetAddress, uint256 amount, address receiver) external returns (uint256);
function provider() external view returns (address);
function buffer() external view returns (address);
function totalBaseAssets() external view returns (uint256);
// ADMIN
function setProvider(address provider) external;
function setBuffer(address buffer) external;
function setProcessorRule(address target, bytes4 functionSig, FunctionRule memory rule) external;
function setProcessorRules(address[] memory targets, bytes4[] memory functionSigs, FunctionRule[] memory rules)
external;
function addAsset(address asset_, bool active_) external;
function pause() external;
function unpause() external;
function processAccounting() external;
function processor(address[] calldata targets, uint256[] calldata values, bytes[] calldata data)
external
returns (bytes[] memory);
// FEES
function _feeOnRaw(uint256 assets) external view returns (uint256);
function _feeOnTotal(uint256 assets) external view returns (uint256);
}
Guard.sol 46 lines
// SPDX-License-Identifier: BSD-3-Clause
pragma solidity ^0.8.24;
import {IVault} from "src/interface/IVault.sol";
import {IValidator} from "src/interface/IValidator.sol";
import {VaultLib} from "src/library/VaultLib.sol";
library Guard {
function validateCall(address target, uint256 value, bytes calldata data) internal view {
bytes4 funcSig = bytes4(data[:4]);
IVault.FunctionRule storage rule = VaultLib.getProcessorStorage().rules[target][funcSig];
if (!rule.isActive) revert RuleNotActive(target, funcSig);
IValidator validator = rule.validator;
if (address(validator) != address(0)) {
validator.validate(target, value, data);
return;
}
for (uint256 i = 0; i < rule.paramRules.length; i++) {
if (rule.paramRules[i].paramType == IVault.ParamType.ADDRESS) {
address addressValue = abi.decode(data[4 + i * 32:], (address));
_validateAddress(addressValue, rule.paramRules[i]);
continue;
}
}
}
function _validateAddress(address value, IVault.ParamRule storage rule) private view {
if (rule.allowList.length > 0 && !_isInArray(value, rule.allowList)) revert AddressNotInAllowlist(value);
}
function _isInArray(address value, address[] storage array) private view returns (bool) {
for (uint256 i = 0; i < array.length; i++) {
if (array[i] == value) {
return true;
}
}
return false;
}
error RuleNotActive(address, bytes4);
error AddressNotInAllowlist(address);
}
RewardsSweeper.sol 183 lines
// SPDX-License-Identifier: BSD-3-Clause
pragma solidity ^0.8.28;
import { IERC20 } from "@openzeppelin/contracts/token/ERC20/IERC20.sol";
import { SafeERC20 } from "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol";
import { IAccountingModule } from "../AccountingModule.sol";
import { Initializable } from "@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol";
import { AccessControlUpgradeable } from "@openzeppelin/contracts-upgradeable/access/AccessControlUpgradeable.sol";
import { IERC4626 } from "@openzeppelin/contracts/interfaces/IERC4626.sol";
import { console } from "forge-std/console.sol";
/**
* @title RewardsSweeper
* @notice Contract to sweep rewards from a strategy and process them through the accounting module
*/
contract RewardsSweeper is Initializable, AccessControlUpgradeable {
using SafeERC20 for IERC20;
bytes32 public constant REWARDS_SWEEPER_ROLE = keccak256("REWARDS_SWEEPER_ROLE");
IAccountingModule public accountingModule;
error CannotSweepRewards();
error SnapshotIndexOutOfBounds(uint256 index);
error PreviousTimestampGreaterThanCurrentTimestamp(uint256 currentTimestamp, uint256 previousTimestamp);
event RewardsSwept(uint256 amount);
event AccountingModuleUpdated(address newModule, address oldModule);
/// @custom:oz-upgrades-unsafe-allow constructor
constructor() {
_disableInitializers();
}
/**
* @notice Initializes the contract
* @param admin The address of the admin
* @param accountingModule_ The address of the accounting module
*/
function initialize(address admin, address accountingModule_) external initializer {
__AccessControl_init();
_grantRole(DEFAULT_ADMIN_ROLE, admin);
accountingModule = IAccountingModule(accountingModule_);
}
/**
* @notice Sweeps rewards up to the maximum allowable APR.
* @dev This function calls the overloaded version with the latest snapshot index.
* @return The amount of rewards swept.
*/
function sweepRewardsUpToAPRMax() public onlyRole(REWARDS_SWEEPER_ROLE) returns (uint256) {
return sweepRewardsUpToAPRMax(accountingModule.snapshotsLength() - 1);
}
/**
* @notice Sweeps rewards up to the maximum allowable APR for a specific snapshot index.
* @param snapshotIndex The index of the snapshot to consider for sweeping rewards.
* @return The amount of rewards swept.
*/
function sweepRewardsUpToAPRMax(uint256 snapshotIndex) public onlyRole(REWARDS_SWEEPER_ROLE) returns (uint256) {
uint256 amountToSweep = previewSweepRewardsUpToAPRMax(snapshotIndex);
if (amountToSweep > 0) {
sweepRewards(amountToSweep, snapshotIndex);
}
return amountToSweep;
}
/**
* @notice Previews the amount of rewards that can be swept up to the maximum allowable APR for a specific snapshot
* index.
* @param snapshotIndex The index of the snapshot to consider for previewing rewards.
* @return The amount of rewards that can be swept.
*/
function previewSweepRewardsUpToAPRMax(uint256 snapshotIndex) public view returns (uint256) {
// Calculate max rewards based on price per share at snapshot
IAccountingModule.StrategySnapshot memory snapshot = accountingModule.snapshots(snapshotIndex);
uint256 pricePerShareAtSnapshot = snapshot.pricePerShare;
IERC4626 strategy = IERC4626(accountingModule.strategy());
uint256 maxRewards = calculateMaxRewards(
pricePerShareAtSnapshot,
snapshot.timestamp,
block.timestamp,
accountingModule.targetApy(),
strategy.totalSupply(),
strategy.totalAssets(),
strategy.decimals(),
accountingModule.YEAR(),
accountingModule.DIVISOR()
);
// Get current balance and use the minimum of maxRewards and balance
uint256 currentBalance = IERC20(accountingModule.baseAsset()).balanceOf(address(this));
uint256 amountToSweep = maxRewards < currentBalance ? maxRewards : currentBalance;
return amountToSweep;
}
function calculateMaxRewards(
uint256 previousPricePerShare,
uint256 previousTimestamp,
uint256 currentTimestamp,
uint256 targetApy,
uint256 currentSupply,
uint256 currentAssets,
uint256 sharesDecimals,
uint256 YEAR,
uint256 DIVISOR
)
public
pure
returns (uint256)
{
if (currentTimestamp <= previousTimestamp) {
revert PreviousTimestampGreaterThanCurrentTimestamp(currentTimestamp, previousTimestamp);
}
// How to calculate targetApy:
// uint256 targetApy = (currentPricePerShare - previousPricePerShare) * YEAR * DIVISOR / previousPricePerShare
// / (currentTimestamp - previousTimestamp);
uint256 pricePerShareWithMaxTargetApy = previousPricePerShare
+ (targetApy * previousPricePerShare * (currentTimestamp - previousTimestamp)) / (YEAR * DIVISOR);
uint256 totalAssetsWithMaxTargetApy = (pricePerShareWithMaxTargetApy * currentSupply / (10 ** sharesDecimals));
if (totalAssetsWithMaxTargetApy > currentAssets) {
return totalAssetsWithMaxTargetApy - currentAssets;
}
return 0;
}
/**
* @notice Sweeps rewards from the strategy and processes them through the accounting module
* @param amount Amount of rewards to sweep
*/
function sweepRewards(uint256 amount) public onlyRole(REWARDS_SWEEPER_ROLE) {
sweepRewards(amount, accountingModule.snapshotsLength() - 1);
}
/**
* @notice Sweeps rewards from the strategy and processes them through the accounting module with specific snapshot
* index
* @param amount Amount of rewards to sweep
* @param snapshotIndex Index of the snapshot to compare against
*/
function sweepRewards(uint256 amount, uint256 snapshotIndex) public onlyRole(REWARDS_SWEEPER_ROLE) {
if (!canSweepRewards()) revert CannotSweepRewards();
if (snapshotIndex >= accountingModule.snapshotsLength()) revert SnapshotIndexOutOfBounds(snapshotIndex);
// Transfer rewards to safe
IERC20(accountingModule.baseAsset()).safeTransfer(accountingModule.safe(), amount);
// Process rewards through accounting module with specific snapshot index
accountingModule.processRewards(amount, snapshotIndex);
emit RewardsSwept(amount);
}
/**
* @notice Checks if rewards can be swept based on cooldown period and base asset balance
* @return bool True if rewards can be swept, false otherwise
*/
function canSweepRewards() public view returns (bool) {
return block.timestamp >= accountingModule.nextUpdateWindow()
&& IERC20(accountingModule.baseAsset()).balanceOf(address(this)) > 0;
}
/**
* @notice Updates the accounting module address
* @param accountingModule_ New accounting module address
*/
function setAccountingModule(address accountingModule_) external onlyRole(DEFAULT_ADMIN_ROLE) {
emit AccountingModuleUpdated(accountingModule_, address(accountingModule));
accountingModule = IAccountingModule(accountingModule_);
}
}
Read Contract
accountTokenName 0x63d48769 → string
accountTokenSymbol 0xc900f501 → string
accountingModule 0xfc0f7a61 → address
accountingProcessor 0x4fa20866 → address
accountingToken 0xda68cf8b → address
actors 0xcc7f0c24 → address
allocators 0x241c57a2 → address
alwaysComputeTotalAssets 0x23b4f441 → bool
baseAsset 0xcdf456e1 → address
decimals 0x313ce567 → uint8
deployer 0xd5f39488 → address
deploymentDone 0x507ef001 → bool
implementations 0x30e9012c → address, address, address, address, address
lowerBound 0xa384d6ff → uint256
minDelay 0xc63c4e9b → uint256
minRewardableAssets 0xa3538fdc → uint256
name 0x06fdde03 → string
paused 0x5c975abb → bool
rateProvider 0x949db658 → address
rewardsSweeper 0x109da634 → address
safe 0x186f0354 → address
strategy 0xa8c62e76 → address
symbol_ 0xaf17dea6 → string
targetApy 0x9408ea48 → uint256
timelock 0xd33219b4 → address
useRewardsSweeper 0x465d5e45 → bool
Write Contract 1 functions
These functions modify contract state and require a wallet transaction to execute.
deploy 0x775c300c
No parameters
Recent Transactions
This address has 5 on-chain transactions, but only 0.8% of the chain is indexed. Transactions will appear as indexing progresses. View on Etherscan →