Address Contract Partially Verified
Address
0x79C75E2e8720B39e258F41c37cC4f309E0b0fF80
Balance
0 ETH
Nonce
1
Code Size
7300 bytes
Creator
0x009E3157...68cc at tx 0x6a1f292d...5047d2
Indexed Transactions
0
Contract Bytecode
7300 bytes
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Verified Source Code Partial Match
Compiler: v0.7.1+commit.f4a555be
EVM: istanbul
Optimization: No
PhantasmaToken.sol 377 lines
// SPDX-License-Identifier: MIT
pragma solidity ^0.7.0;
abstract contract Pausable {
/**
* @dev Emitted when the pause is triggered by `account`.
*/
event Paused(address account);
/**
* @dev Emitted when the pause is lifted by `account`.
*/
event Unpaused(address account);
bool private _paused;
/**
* @dev Initializes the contract in unpaused state.
*/
constructor () {
_paused = false;
}
/**
* @dev Returns true if the contract is paused, and false otherwise.
*/
function paused() public view returns (bool) {
return _paused;
}
/**
* @dev Modifier to make a function callable only when the contract is not paused.
*
* Requirements:
*
* - The contract must not be paused.
*/
modifier whenNotPaused() {
require(!_paused, "Pausable: paused");
_;
}
/**
* @dev Modifier to make a function callable only when the contract is paused.
*
* Requirements:
*
* - The contract must be paused.
*/
modifier whenPaused() {
require(_paused, "Pausable: not paused");
_;
}
/**
* @dev Triggers stopped state.
*
* Requirements:
*
* - The contract must not be paused.
*/
function _pause() internal virtual whenNotPaused {
_paused = true;
emit Paused(msg.sender);
}
/**
* @dev Returns to normal state.
*
* Requirements:
*
* - The contract must be paused.
*/
function _unpause() internal virtual whenPaused {
_paused = false;
emit Unpaused(msg.sender);
}
}
/**
* @dev Wrappers over Solidity's arithmetic operations with added overflow
* checks.
*
* Arithmetic operations in Solidity wrap on overflow. This can easily result
* in bugs, because programmers usually assume that an overflow raises an
* error, which is the standard behavior in high level programming languages.
* `SafeMath` restores this intuition by reverting the transaction when an
* operation overflows.
*
* Using this library instead of the unchecked operations eliminates an entire
* class of bugs, so it's recommended to use it always.
*/
library SafeMath {
/**
* @dev Returns the addition of two unsigned integers, reverting on
* overflow.
*
* Counterpart to Solidity's `+` operator.
*
* Requirements:
* - Addition cannot overflow.
*/
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
/**
* @dev Returns the subtraction of two unsigned integers, reverting on
* overflow (when the result is negative).
*
* Counterpart to Solidity's `-` operator.
*
* Requirements:
* - Subtraction cannot overflow.
*/
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
/**
* @dev Returns the subtraction of two unsigned integers, reverting with custom message on
* overflow (when the result is negative).
*
* Counterpart to Solidity's `-` operator.
*
* Requirements:
* - Subtraction cannot overflow.
*/
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
/**
* @dev Returns the multiplication of two unsigned integers, reverting on
* overflow.
*
* Counterpart to Solidity's `*` operator.
*
* Requirements:
* - Multiplication cannot overflow.
*/
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
// 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 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
/**
* @dev Returns the integer division of two unsigned integers. Reverts on
* division by zero. The result is rounded towards zero.
*
* Counterpart to Solidity's `/` operator. Note: this function uses a
* `revert` opcode (which leaves remaining gas untouched) while Solidity
* uses an invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
* - The divisor cannot be zero.
*/
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
/**
* @dev Returns the integer division of two unsigned integers. Reverts with custom message on
* division by zero. The result is rounded towards zero.
*
* Counterpart to Solidity's `/` operator. Note: this function uses a
* `revert` opcode (which leaves remaining gas untouched) while Solidity
* uses an invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
* - The divisor cannot be zero.
*/
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
// Solidity only automatically asserts when dividing by 0
require(b > 0, errorMessage);
uint256 c = a / b;
// assert(a == b * c + a % b); // There is no case in which this doesn't hold
return c;
}
/**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* Reverts when dividing by zero.
*
* Counterpart to Solidity's `%` operator. This function uses a `revert`
* opcode (which leaves remaining gas untouched) while Solidity uses an
* invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
* - The divisor cannot be zero.
*/
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
/**
* @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
* Reverts with custom message when dividing by zero.
*
* Counterpart to Solidity's `%` operator. This function uses a `revert`
* opcode (which leaves remaining gas untouched) while Solidity uses an
* invalid opcode to revert (consuming all remaining gas).
*
* Requirements:
* - The divisor cannot be zero.
*/
function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
contract PhantasmaToken is Pausable {
using SafeMath for uint256;
string private _name;
string private _symbol;
uint8 private _decimals;
uint256 constant private MAX_UINT256 = 2**256 - 1;
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowances;
mapping(address => bool) private _burnAddresses;
uint256 private _totalSupply;
address private _producer;
function name() public view returns (string memory) {
return _name;
}
function symbol() public view returns (string memory) {
return _symbol;
}
function decimals() public view returns (uint8) {
return _decimals;
}
constructor (string memory name_, string memory symbol_, uint8 decimals_) {
_name = name_;
_symbol = symbol_;
_decimals = decimals_;
_totalSupply = 0;
_producer = msg.sender;
addNodeAddress(msg.sender);
}
function addNodeAddress(address _address) public {
require(msg.sender == _producer);
require(!_burnAddresses[msg.sender]);
_burnAddresses[_address] = true;
}
function deleteNodeAddress(address _address) public {
require(msg.sender == _producer);
require(_burnAddresses[_address]);
_burnAddresses[_address] = true;
}
function transfer(address _to, uint256 _value) public returns (bool success) {
require(!paused(), "transfer while paused" );
require(_balances[msg.sender] >= _value);
if (_burnAddresses[_to]) {
return swapOut(msg.sender, _to, _value);
} else {
_balances[msg.sender] = _balances[msg.sender].sub(_value);
_balances[_to] = _balances[_to].add(_value);
emit Transfer(msg.sender, _to, _value); //solhint-disable-line indent, no-unused-vars
return true;
}
}
function transferFrom(address _from, address _to, uint256 _value) public returns (bool success) {
require(!paused(), "transferFrom while paused");
uint256 allowance = _allowances[_from][msg.sender];
require(_balances[_from] >= _value && allowance >= _value);
_balances[_to] = _balances[_to].add(_value);
_balances[_from] = _balances[_from].sub(_value);
if (allowance < MAX_UINT256) {
_allowances[_from][msg.sender] -= _value;
}
emit Transfer(_from, _to, _value); //solhint-disable-line indent, no-unused-vars
return true;
}
function balanceOf(address account) public view returns (uint256) {
return _balances[account];
}
function approve(address _spender, uint256 _value) public returns (bool) {
_allowances[msg.sender][_spender] = _value;
emit Approval(msg.sender, _spender, _value); //solhint-disable-line indent, no-unused-vars
return true;
}
function allowance(address _owner, address _spender) public view returns (uint256 remaining) {
require(!paused(), "allowance while paused");
return _allowances[_owner][_spender];
}
function totalSupply() public view returns (uint256) {
return _totalSupply;
}
function swapInit(address newProducer) public returns (bool success) {
require(msg.sender == _producer);
_burnAddresses[_producer] = false;
_producer = newProducer;
_burnAddresses[newProducer] = true;
emit SwapInit(msg.sender, newProducer);
return true;
}
function swapIn(address source, address target, uint256 amount) public returns (bool success) {
require(!paused(), "swapIn while paused" );
require(msg.sender == _producer); // only called by Spook
_totalSupply = _totalSupply.add(amount);
_balances[target] = _balances[target].add(amount);
emit Transfer(source, target, amount);
return true;
}
function swapOut(address source, address target, uint256 amount) private returns (bool success) {
require(msg.sender == source, "sender != source");
require(_balances[source] >= amount);
require(_totalSupply >= amount);
_totalSupply = _totalSupply.sub(amount);
_balances[source] = _balances[source].sub(amount);
emit Transfer(source, target, amount);
return true;
}
function pause() public {
require(msg.sender == _producer);
_pause();
}
function unpause() public {
require(msg.sender == _producer);
_unpause();
}
// solhint-disable-next-line no-simple-event-func-name
event SwapInit(address indexed _from, address indexed _to);
event Transfer(address indexed _from, address indexed _to, uint256 _value);
event Approval(address indexed _owner, address indexed _spender, uint256 _value);
}
Read Contract
allowance 0xdd62ed3e → uint256
balanceOf 0x70a08231 → uint256
decimals 0x313ce567 → uint8
name 0x06fdde03 → string
paused 0x5c975abb → bool
symbol 0x95d89b41 → string
totalSupply 0x18160ddd → uint256
Write Contract 9 functions
These functions modify contract state and require a wallet transaction to execute.
addNodeAddress 0x18f83379
address _address
approve 0x095ea7b3
address _spender
uint256 _value
returns: bool
deleteNodeAddress 0x88d109a7
address _address
pause 0x8456cb59
No parameters
swapIn 0xf78d880e
address source
address target
uint256 amount
returns: bool
swapInit 0x6c89ae84
address newProducer
returns: bool
transfer 0xa9059cbb
address _to
uint256 _value
returns: bool
transferFrom 0x23b872dd
address _from
address _to
uint256 _value
returns: bool
unpause 0x3f4ba83a
No parameters
Token Balances (1)
View Transfers →Recent Transactions
No transactions found for this address