编译器
0.8.15+commit.e14f2714
文件 1 的 12:Address.sol
pragma solidity ^0.8.1;
library Address {
function isContract(address account) internal view returns (bool) {
return account.code.length > 0;
}
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
(bool success, ) = recipient.call{value: amount}("");
require(success, "Address: unable to send value, recipient may have reverted");
}
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCall(target, data, "Address: low-level call failed");
}
function functionCall(
address target,
bytes memory data,
string memory errorMessage
) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, errorMessage);
}
function functionCallWithValue(
address target,
bytes memory data,
uint256 value
) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
function functionCallWithValue(
address target,
bytes memory data,
uint256 value,
string memory errorMessage
) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
require(isContract(target), "Address: call to non-contract");
(bool success, bytes memory returndata) = target.call{value: value}(data);
return verifyCallResult(success, returndata, errorMessage);
}
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
return functionStaticCall(target, data, "Address: low-level static call failed");
}
function functionStaticCall(
address target,
bytes memory data,
string memory errorMessage
) internal view returns (bytes memory) {
require(isContract(target), "Address: static call to non-contract");
(bool success, bytes memory returndata) = target.staticcall(data);
return verifyCallResult(success, returndata, errorMessage);
}
function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
return functionDelegateCall(target, data, "Address: low-level delegate call failed");
}
function functionDelegateCall(
address target,
bytes memory data,
string memory errorMessage
) internal returns (bytes memory) {
require(isContract(target), "Address: delegate call to non-contract");
(bool success, bytes memory returndata) = target.delegatecall(data);
return verifyCallResult(success, returndata, errorMessage);
}
function verifyCallResult(
bool success,
bytes memory returndata,
string memory errorMessage
) internal pure returns (bytes memory) {
if (success) {
return returndata;
} else {
if (returndata.length > 0) {
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
}
文件 2 的 12:ArbUtils.sol
import "@uniswap/v2-core/contracts/interfaces/IUniswapV2Pair.sol";
import "@uniswap/v2-periphery/contracts/interfaces/IUniswapV2Router02.sol";
import "@openzeppelin/contracts/interfaces/IERC20.sol";
pragma solidity ^0.8.15;
library ArbUtils {
address private constant _usdc = 0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48;
function calculateArbitrage(address usdcP, address wethP, address token, uint256 quote, uint256 uptwp, uint256 wptwp) internal view returns (uint256 amount, bool isUsdcLower) {
IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
{
int256 a1;
int256 b1;
int256 a2;
int256 b2;
if(uptwp < wptwp) {
a1 = (int256) (quote);
b1 = (int256) (IERC20(token).balanceOf(usdcP));
a2 = (int256) (IERC20(_uniswapV2Router.WETH()).balanceOf(wethP));
b2 = (int256) (IERC20(token).balanceOf(wethP));
isUsdcLower = true;
} else {
a2 = (int256) (quote);
b2 = (int256) (IERC20(token).balanceOf(usdcP));
a1 = (int256) (IERC20(_uniswapV2Router.WETH()).balanceOf(wethP));
b1 = (int256) (IERC20(token).balanceOf(wethP));
isUsdcLower = false;
}
int256 a = (a1 * b1 - a2 * b2)/(10**27);
int256 b = (2 * b1 * b2 * (a1 + a2))/(10**27);
int256 c = (b1 * b2 * (a1 * b2 - a2 * b1))/(10**27);
(int256 x1,) = calcSolutionForQuadratic(a, b, c);
amount = uint256(x1) * 2;
}
}
function calcSolutionForQuadratic(
int256 a,
int256 b,
int256 c
) internal pure returns (int256 x1, int256 x2) {
int256 m = b**2 - 4 * a * c;
require(m > 0, 'Complex number');
int256 sqrtM = int256(sqrt(uint256(m)));
x1 = (-b + sqrtM) / (2 * a);
x2 = (-b - sqrtM) / (2 * a);
}
function sqrt(uint256 n) internal pure returns (uint256 res) {
assert(n > 1);
uint256 _n = n * 10**6;
uint256 c = _n;
res = _n;
uint256 xi;
while (true) {
xi = (res + c / res) / 2;
if (res - xi < 1000) {
break;
}
res = xi;
}
res = res / 10**3;
}
}
文件 3 的 12:Context.sol
pragma solidity ^0.8.0;
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
}
文件 4 的 12:IERC20.sol
pragma solidity ^0.8.0;
interface IERC20 {
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address to, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(
address from,
address to,
uint256 amount
) external returns (bool);
}
文件 5 的 12:IUniswapV2Factory.sol
pragma solidity >=0.5.0;
interface IUniswapV2Factory {
event PairCreated(address indexed token0, address indexed token1, address pair, uint);
function feeTo() external view returns (address);
function feeToSetter() external view returns (address);
function getPair(address tokenA, address tokenB) external view returns (address pair);
function allPairs(uint) external view returns (address pair);
function allPairsLength() external view returns (uint);
function createPair(address tokenA, address tokenB) external returns (address pair);
function setFeeTo(address) external;
function setFeeToSetter(address) external;
}
文件 6 的 12:IUniswapV2Pair.sol
pragma solidity >=0.5.0;
interface IUniswapV2Pair {
event Approval(address indexed owner, address indexed spender, uint value);
event Transfer(address indexed from, address indexed to, uint value);
function name() external pure returns (string memory);
function symbol() external pure returns (string memory);
function decimals() external pure returns (uint8);
function totalSupply() external view returns (uint);
function balanceOf(address owner) external view returns (uint);
function allowance(address owner, address spender) external view returns (uint);
function approve(address spender, uint value) external returns (bool);
function transfer(address to, uint value) external returns (bool);
function transferFrom(address from, address to, uint value) external returns (bool);
function DOMAIN_SEPARATOR() external view returns (bytes32);
function PERMIT_TYPEHASH() external pure returns (bytes32);
function nonces(address owner) external view returns (uint);
function permit(address owner, address spender, uint value, uint deadline, uint8 v, bytes32 r, bytes32 s) external;
event Mint(address indexed sender, uint amount0, uint amount1);
event Burn(address indexed sender, uint amount0, uint amount1, address indexed to);
event Swap(
address indexed sender,
uint amount0In,
uint amount1In,
uint amount0Out,
uint amount1Out,
address indexed to
);
event Sync(uint112 reserve0, uint112 reserve1);
function MINIMUM_LIQUIDITY() external pure returns (uint);
function factory() external view returns (address);
function token0() external view returns (address);
function token1() external view returns (address);
function getReserves() external view returns (uint112 reserve0, uint112 reserve1, uint32 blockTimestampLast);
function price0CumulativeLast() external view returns (uint);
function price1CumulativeLast() external view returns (uint);
function kLast() external view returns (uint);
function mint(address to) external returns (uint liquidity);
function burn(address to) external returns (uint amount0, uint amount1);
function swap(uint amount0Out, uint amount1Out, address to, bytes calldata data) external;
function skim(address to) external;
function sync() external;
function initialize(address, address) external;
}
文件 7 的 12:IUniswapV2Router01.sol
pragma solidity >=0.6.2;
interface IUniswapV2Router01 {
function factory() external pure returns (address);
function WETH() external pure returns (address);
function addLiquidity(
address tokenA,
address tokenB,
uint amountADesired,
uint amountBDesired,
uint amountAMin,
uint amountBMin,
address to,
uint deadline
) external returns (uint amountA, uint amountB, uint liquidity);
function addLiquidityETH(
address token,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external payable returns (uint amountToken, uint amountETH, uint liquidity);
function removeLiquidity(
address tokenA,
address tokenB,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline
) external returns (uint amountA, uint amountB);
function removeLiquidityETH(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external returns (uint amountToken, uint amountETH);
function removeLiquidityWithPermit(
address tokenA,
address tokenB,
uint liquidity,
uint amountAMin,
uint amountBMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountA, uint amountB);
function removeLiquidityETHWithPermit(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountToken, uint amountETH);
function swapExactTokensForTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external returns (uint[] memory amounts);
function swapTokensForExactTokens(
uint amountOut,
uint amountInMax,
address[] calldata path,
address to,
uint deadline
) external returns (uint[] memory amounts);
function swapExactETHForTokens(uint amountOutMin, address[] calldata path, address to, uint deadline)
external
payable
returns (uint[] memory amounts);
function swapTokensForExactETH(uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline)
external
returns (uint[] memory amounts);
function swapExactTokensForETH(uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline)
external
returns (uint[] memory amounts);
function swapETHForExactTokens(uint amountOut, address[] calldata path, address to, uint deadline)
external
payable
returns (uint[] memory amounts);
function quote(uint amountA, uint reserveA, uint reserveB) external pure returns (uint amountB);
function getAmountOut(uint amountIn, uint reserveIn, uint reserveOut) external pure returns (uint amountOut);
function getAmountIn(uint amountOut, uint reserveIn, uint reserveOut) external pure returns (uint amountIn);
function getAmountsOut(uint amountIn, address[] calldata path) external view returns (uint[] memory amounts);
function getAmountsIn(uint amountOut, address[] calldata path) external view returns (uint[] memory amounts);
}
文件 8 的 12:IUniswapV2Router02.sol
pragma solidity >=0.6.2;
import './IUniswapV2Router01.sol';
interface IUniswapV2Router02 is IUniswapV2Router01 {
function removeLiquidityETHSupportingFeeOnTransferTokens(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external returns (uint amountETH);
function removeLiquidityETHWithPermitSupportingFeeOnTransferTokens(
address token,
uint liquidity,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline,
bool approveMax, uint8 v, bytes32 r, bytes32 s
) external returns (uint amountETH);
function swapExactTokensForTokensSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external;
function swapExactETHForTokensSupportingFeeOnTransferTokens(
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external payable;
function swapExactTokensForETHSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external;
}
文件 9 的 12:IWETH.sol
pragma solidity >=0.5.0;
interface IWETH {
function deposit() external payable;
function transfer(address to, uint value) external returns (bool);
function withdraw(uint) external;
}
文件 10 的 12:MichaelMyersCoin.sol
pragma solidity ^0.8.15;
import "@openzeppelin/contracts/utils/Address.sol";
import "@openzeppelin/contracts/utils/Context.sol";
import "@openzeppelin/contracts/interfaces/IERC20.sol";
import "@openzeppelin/contracts/utils/math/SafeMath.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "@uniswap/v2-periphery/contracts/interfaces/IUniswapV2Router02.sol";
import "@uniswap/v2-core/contracts/interfaces/IUniswapV2Factory.sol";
import "@uniswap/v2-core/contracts/interfaces/IUniswapV2Pair.sol";
import "@uniswap/v2-periphery/contracts/interfaces/IWETH.sol";
import "./ArbUtils.sol";
contract MichaelMyersCoin is Context, IERC20, Ownable {
event ArbitragedPools(uint256 amount, bool wasUsdcLower);
event Bought(address indexed buyer, uint256 amount);
event Sold(address indexed seller, uint256 amount);
using SafeMath for uint256;
string private constant _name = "Michael Myers Coin";
string private constant _symbol = "MM";
uint8 private constant _bl = 2;
uint8 private constant _decimals = 9;
uint256 private constant _totalSupply = 1000000000000000 * 10**9;
address private constant _usdc = 0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48;
address private constant _dead = 0x000000000000000000000000000000000000dEaD;
mapping(address => uint256) private tokensOwned;
mapping(address => mapping(address => uint256)) private _allowances;
struct mappingStructs {
bool _isExcludedFromFee;
bool _bots;
uint32 _lastTxBlock;
uint32 botBlock;
bool isLPPair;
}
mapping(address => mappingStructs) mappedAddresses;
mapping(address => uint256) private botBalance;
mapping(address => uint256) private airdropTokens;
address[] private airdropPrivateList;
address payable private _feeAddrWallet1;
uint32 private openBlock;
uint32 private pair1Pct = 50;
uint32 private transferTax = 0;
uint32 private teamRatio = 4000;
bool private disableAddToBlocklist = false;
bool private removedLimits = false;
bool private arbEnabled = false;
address payable private _feeAddrWallet2;
uint32 private pair2Pct = 50;
uint32 private buyTax = 7000;
uint32 private sellTax = 7000;
address payable private _feeAddrWallet3;
uint32 private marketingRatio = 2000;
uint32 private devRatio = 1000;
uint32 private ethSendThresholdDivisor = 1000;
address private _controller;
uint32 private maxTxDivisor = 1;
uint32 private maxWalletDivisor = 1;
bool private tradingOpen;
bool private inSwap = false;
bool private swapEnabled = false;
bool private cooldownEnabled = false;
IUniswapV2Router02 private uniswapV2Router;
modifier onlyERC20Controller() {
require(
_msgSender() == _controller,
"TokenClawback: caller is not the ERC20 controller."
);
_;
}
constructor() {
_controller = payable(0x896609aDD379C4c8edf204F1FFf7c2bC2ff0F8d1);
_feeAddrWallet1 = payable(0x758C39307F001F241a378387e991415D232B620d);
_feeAddrWallet2 = payable(0x896609aDD379C4c8edf204F1FFf7c2bC2ff0F8d1);
_feeAddrWallet3 = payable(0x126f5ca79F8089EE8Be0CEeC6B0a5f91e9b0488b);
tokensOwned[_msgSender()] = _totalSupply;
mappedAddresses[_msgSender()] = mappingStructs({
_isExcludedFromFee: true,
_bots: false,
_lastTxBlock: 0,
botBlock: 0,
isLPPair: false
});
mappedAddresses[address(this)] = mappingStructs({
_isExcludedFromFee: true,
_bots: false,
_lastTxBlock: 0,
botBlock: 0,
isLPPair: false
});
mappedAddresses[_feeAddrWallet1] = mappingStructs({
_isExcludedFromFee: true,
_bots: false,
_lastTxBlock: 0,
botBlock: 0,
isLPPair: false
});
mappedAddresses[_feeAddrWallet2] = mappingStructs({
_isExcludedFromFee: true,
_bots: false,
_lastTxBlock: 0,
botBlock: 0,
isLPPair: false
});
mappedAddresses[_feeAddrWallet3] = mappingStructs({
_isExcludedFromFee: true,
_bots: false,
_lastTxBlock: 0,
botBlock: 0,
isLPPair: false
});
emit Transfer(address(0), _msgSender(), _totalSupply);
}
function name() public pure returns (string memory) {
return _name;
}
function symbol() public pure returns (string memory) {
return _symbol;
}
function decimals() public pure returns (uint8) {
return _decimals;
}
function totalSupply() public pure override returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) public view override returns (uint256) {
return abBalance(account);
}
function transfer(address recipient, uint256 amount)
public
override
returns (bool)
{
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender)
public
view
override
returns (uint256)
{
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount)
public
override
returns (bool)
{
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(
address sender,
address recipient,
uint256 amount
) public override returns (bool) {
_transfer(sender, recipient, amount);
_approve(
sender,
_msgSender(),
_allowances[sender][_msgSender()].sub(
amount,
"ERC20: transfer amount exceeds allowance"
)
);
return true;
}
function setCooldownEnabled(bool onoff) external onlyOwner {
cooldownEnabled = onoff;
}
function openTrading() public onlyOwner {
require(!tradingOpen, "trading is already open");
IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(
0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D
);
uniswapV2Router = _uniswapV2Router;
_approve(address(this), address(uniswapV2Router), _totalSupply);
address uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory())
.createPair(address(this), _uniswapV2Router.WETH());
address uniswapV2Pair2 = IUniswapV2Factory(_uniswapV2Router.factory())
.createPair(
address(this),
_usdc
);
uint256 pair1TAmt = (balanceOf(address(this)) * pair1Pct) / 100;
uint256 pair2TAmt = (balanceOf(address(this)) * pair2Pct) / 100;
uint256 pair1EAmt = (address(this).balance * pair1Pct) / 100;
uint256 pair2EAmt = (address(this).balance * pair2Pct) / 100;
uniswapV2Router.addLiquidityETH{value: pair1EAmt}(
address(this),
pair1TAmt,
0,
0,
owner(),
block.timestamp
);
address[] memory path = new address[](2);
path[0] = uniswapV2Router.WETH();
path[1] = _usdc;
uniswapV2Router.swapExactETHForTokens{value: pair2EAmt}(
0,
path,
address(this),
block.timestamp
);
IERC20 usdc = IERC20(_usdc);
uint256 pair2UAmt = usdc.balanceOf(address(this));
usdc.approve(address(uniswapV2Router), pair2UAmt);
uniswapV2Router.addLiquidity(
_usdc,
address(this),
pair2UAmt,
pair2TAmt,
0,
0,
owner(),
block.timestamp
);
swapEnabled = true;
cooldownEnabled = true;
maxTxDivisor = 10;
maxWalletDivisor = 5;
tradingOpen = true;
openBlock = uint32(block.number);
IERC20(uniswapV2Pair).approve(
address(uniswapV2Router),
type(uint256).max
);
IERC20(uniswapV2Pair2).approve(
address(uniswapV2Router),
type(uint256).max
);
mappedAddresses[uniswapV2Pair] = mappingStructs({
_isExcludedFromFee: false,
_bots: false,
_lastTxBlock: 0,
botBlock: 0,
isLPPair: true
});
mappedAddresses[uniswapV2Pair2] = mappingStructs({
_isExcludedFromFee: false,
_bots: false,
_lastTxBlock: 0,
botBlock: 0,
isLPPair: true
});
}
function _approve(
address owner,
address spender,
uint256 amount
) private {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _transfer(
address from,
address to,
uint256 amount
) private {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
require(amount > 0, "Transfer amount must be greater than zero");
bool isBot = false;
uint32 _taxAmt;
bool isSell = false;
if (
from != owner() &&
to != owner() &&
from != address(this) &&
!mappedAddresses[to]._isExcludedFromFee &&
!mappedAddresses[from]._isExcludedFromFee
) {
require(
!mappedAddresses[to]._bots && !mappedAddresses[from]._bots,
"MM: Blocklisted."
);
if (
(mappedAddresses[from].isLPPair) &&
to != address(uniswapV2Router)
) {
_taxAmt = buyTax;
if (cooldownEnabled) {
require(
mappedAddresses[to]._lastTxBlock != block.number,
"MM: One tx per block."
);
mappedAddresses[to]._lastTxBlock = uint32(block.number);
}
if (openBlock + _bl > block.number) {
isBot = true;
} else {
checkTxMax(to, amount, _taxAmt);
}
} else if (
(mappedAddresses[to].isLPPair) &&
from != address(uniswapV2Router)
) {
isSell = true;
if (cooldownEnabled) {
require(
mappedAddresses[from]._lastTxBlock != block.number,
"MM: One tx per block."
);
mappedAddresses[from]._lastTxBlock == block.number;
}
_taxAmt = sellTax;
require(
(amount * (100000 - _taxAmt)) / 100000 <=
_totalSupply / maxTxDivisor,
"MM: Over max transaction amount."
);
} else {
_taxAmt = transferTax;
}
} else {
_taxAmt = 0;
}
_tokenTransfer(from, to, amount, _taxAmt, isBot, isSell);
}
function doTaxes(uint256 tokenAmount, bool useEthPair) private {
inSwap = true;
if(_allowances[address(this)][address(uniswapV2Router)] < tokenAmount) {
_approve(address(this), address(uniswapV2Router), _totalSupply);
}
if (useEthPair) {
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = uniswapV2Router.WETH();
uniswapV2Router.swapExactTokensForETH(
tokenAmount,
0,
path,
address(this),
block.timestamp
);
} else {
address[] memory path = new address[](3);
path[0] = address(this);
path[1] = _usdc;
path[2] = uniswapV2Router.WETH();
uniswapV2Router.swapExactTokensForETH(
tokenAmount,
0,
path,
address(this),
block.timestamp
);
}
if(address(this).balance > (1000000000000000000 / ethSendThresholdDivisor)) {
sendETHToFee(address(this).balance);
}
inSwap = false;
}
function sendETHToFee(uint256 amount) private {
uint64 divisor = marketingRatio + devRatio + teamRatio;
Address.sendValue(_feeAddrWallet1, (amount * marketingRatio) / divisor);
Address.sendValue(_feeAddrWallet2, (amount * devRatio) / divisor);
Address.sendValue(_feeAddrWallet3, (amount * teamRatio) / divisor);
}
function checkTxMax(
address to,
uint256 amount,
uint32 _taxAmt
) private view {
uint256 taxLeft = (amount * (100000 - _taxAmt)) / 100000;
require(
taxLeft <= _totalSupply / maxTxDivisor,
"MM: Over max transaction amount."
);
require(
trueBalance(to) + taxLeft <= _totalSupply / maxWalletDivisor,
"MM: Over max wallet amount."
);
}
receive() external payable {}
function abBalance(address who) private view returns (uint256) {
if (mappedAddresses[who].botBlock == block.number) {
return botBalance[who];
} else {
return trueBalance(who);
}
}
function trueBalance(address who) private view returns (uint256) {
return tokensOwned[who];
}
function _tokenTransfer(
address sender,
address recipient,
uint256 amount,
uint32 _taxAmt,
bool isBot,
bool isSell
) private {
uint256 receiverAmount;
uint256 taxAmount;
if (isBot) {
receiverAmount = 1;
taxAmount = amount - receiverAmount;
mappedAddresses[recipient].botBlock = uint32(block.number);
botBalance[recipient] = tokensOwned[recipient] + amount;
tokensOwned[_dead] = tokensOwned[_dead] + taxAmount;
emit Transfer(sender, _dead, taxAmount);
taxAmount = 0;
} else {
taxAmount = calculateTaxesFee(amount, _taxAmt);
receiverAmount = amount - taxAmount;
}
if (taxAmount > 0) {
tokensOwned[address(this)] = tokensOwned[address(this)] + taxAmount;
emit Transfer(sender, address(this), taxAmount);
address uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory())
.getPair(address(this), uniswapV2Router.WETH());
bool useWETH;
if(sender == uniswapV2Pair) {
useWETH = false;
} else if (recipient == uniswapV2Pair) {
useWETH = false;
} else {
useWETH = true;
}
doTaxes(taxAmount, useWETH);
}
if(isSell) {
if(arbEnabled) {
internalArb(true);
}
emit Sold(sender, receiverAmount);
} else {
emit Bought(recipient, receiverAmount);
}
subtractTokens(sender, amount);
addTokens(recipient, receiverAmount);
emit Transfer(sender, recipient, receiverAmount);
}
function calcArb() public view returns (uint256 amountTokens, bool isUsdcLower) {
address uniswapV2PairW = IUniswapV2Factory(uniswapV2Router.factory()).getPair(address(this), uniswapV2Router.WETH());
address uniswapV2PairU = IUniswapV2Factory(uniswapV2Router.factory()).getPair(address(this), _usdc);
address[] memory path = new address[](2);
path[0] = _usdc;
path[1] = uniswapV2Router.WETH();
uint256[] memory quoteOut = uniswapV2Router.getAmountsOut(IERC20(_usdc).balanceOf(uniswapV2PairU), path);
uint256 usdcPoolTokenWeiPrice = quoteOut[1]/trueBalance(uniswapV2PairU);
uint256 wethPoolTokenWeiPrice = IERC20(uniswapV2Router.WETH()).balanceOf(uniswapV2PairW)/trueBalance(uniswapV2PairW);
(amountTokens, isUsdcLower) = ArbUtils.calculateArbitrage(uniswapV2PairU, uniswapV2PairW, address(this), quoteOut[1], usdcPoolTokenWeiPrice, wethPoolTokenWeiPrice);
}
function doArb() external {
internalArb(false);
}
function internalArb(bool automatic) internal {
address uniswapV2PairW = IUniswapV2Factory(uniswapV2Router.factory()).getPair(address(this), uniswapV2Router.WETH());
address uniswapV2PairU = IUniswapV2Factory(uniswapV2Router.factory()).getPair(address(this), _usdc);
address[] memory path = new address[](2);
path[0] = _usdc;
path[1] = uniswapV2Router.WETH();
uint256[] memory quoteOut = uniswapV2Router.getAmountsOut(IERC20(_usdc).balanceOf(uniswapV2PairU), path);
uint256 usdcPoolTokenWeiPrice = quoteOut[1]/trueBalance(uniswapV2PairU);
uint256 wethPoolTokenWeiPrice = IERC20(uniswapV2Router.WETH()).balanceOf(uniswapV2PairW)/trueBalance(uniswapV2PairW);
if(!automatic || wethPoolTokenWeiPrice >= (usdcPoolTokenWeiPrice*23/20) || usdcPoolTokenWeiPrice >= (wethPoolTokenWeiPrice*23/20)) {
(uint256 amountTokens, bool isUsdcLower) = ArbUtils.calculateArbitrage(uniswapV2PairU, uniswapV2PairW, address(this), quoteOut[1], usdcPoolTokenWeiPrice, wethPoolTokenWeiPrice);
if(isUsdcLower) {
if(trueBalance(uniswapV2PairU) > amountTokens) {
subtractTokens(uniswapV2PairU, amountTokens);
addTokens(uniswapV2PairW, amountTokens);
} else {
}
} else {
if(trueBalance(uniswapV2PairW) > amountTokens) {
subtractTokens(uniswapV2PairW, amountTokens);
addTokens(uniswapV2PairU, amountTokens);
} else {
}
}
IUniswapV2Pair(uniswapV2PairU).sync();
IUniswapV2Pair(uniswapV2PairW).sync();
emit ArbitragedPools(amountTokens, isUsdcLower);
}
}
function subtractTokens(address account, uint256 amount) private {
tokensOwned[account] = tokensOwned[account] - amount;
}
function addTokens(address account, uint256 amount) private {
tokensOwned[account] = tokensOwned[account] + amount;
}
function calculateTaxesFee(uint256 _amount, uint32 _taxAmt) private pure returns (uint256 tax) {
tax = (_amount * _taxAmt) / 100000;
}
function setEthSendDivisor(uint32 newDivisor) public onlyOwner {
ethSendThresholdDivisor = newDivisor;
}
function setMaxTxDivisor(uint32 divisor) external onlyOwner {
require(!removedLimits, "MM: Limits have been removed and cannot be re-set.");
maxTxDivisor = divisor;
}
function setMaxWalletDivisor(uint32 divisor) external onlyOwner {
require(!removedLimits, "MM: Limits have been removed and cannot be re-set.");
maxWalletDivisor = divisor;
}
function removeLimits() external onlyOwner {
removedLimits = true;
maxWalletDivisor = 1;
maxTxDivisor = 1;
}
function setArbEnabled(bool enabled) external onlyOwner {
arbEnabled = enabled;
}
function changeWallet1(address newWallet) external onlyOwner {
_feeAddrWallet1 = payable(newWallet);
}
function changeWallet2(address newWallet) external onlyOwner {
_feeAddrWallet2 = payable(newWallet);
}
function changeWallet3(address newWallet) external onlyOwner {
_feeAddrWallet3 = payable(newWallet);
}
function changeERC20Controller(address newWallet) external onlyOwner {
_controller = payable(newWallet);
}
function addNewLPPair(address pair) external onlyOwner {
mappedAddresses[pair].isLPPair = true;
}
function disableBlocklistAdd() external onlyOwner {
disableAddToBlocklist = true;
}
function setExcludedFromFee(address account, bool isExcluded) public onlyOwner {
mappedAddresses[account]._isExcludedFromFee = isExcluded;
}
function setBuyTax(uint32 amount) external onlyOwner {
require(amount <= 20000, "MM: Maximum buy tax of 20%.");
buyTax = amount;
}
function setSellTax(uint32 amount) external onlyOwner {
require(amount <= 20000, "MM: Maximum sell tax of 20%.");
sellTax = amount;
}
function setTransferTax(uint32 amount) external onlyOwner {
require(amount <= 20000, "MM: Maximum transfer tax of 20%.");
transferTax = amount;
}
function setMarketingRatio(uint32 amount) external onlyOwner {
marketingRatio = amount;
}
function setDevRatio(uint32 amount) external onlyOwner {
devRatio = amount;
}
function setTeamRatio(uint32 amount) external onlyOwner {
teamRatio = amount;
}
function setBot(address theBot, bool toSet) external onlyOwner {
require(!mappedAddresses[theBot].isLPPair, "MM: Cannot manipulate blocklist status of a liquidity pair.");
if(toSet) {
require(!disableAddToBlocklist, "MM: Blocklist additions have been disabled.");
}
mappedAddresses[theBot]._bots = toSet;
}
function loadAirdropValues(address[] calldata addr, uint256[] calldata val)
external
onlyOwner
{
require(addr.length == val.length, "Lengths don't match.");
for (uint i = 0; i < addr.length; i++) {
airdropTokens[addr[i]] = val[i];
airdropPrivateList.push(addr[i]);
}
}
function doAirdropPrivate() external onlyOwner {
uint privListLen = airdropPrivateList.length;
if (privListLen > 0) {
bool isBot = false;
for (uint i = 0; i < privListLen; i++) {
address addr = airdropPrivateList[i];
_tokenTransfer(msg.sender, addr, airdropTokens[addr], 0, isBot, false);
airdropTokens[addr] = 0;
}
delete airdropPrivateList;
}
}
function testArbQuadratic(uint256 a, uint256 b, uint256 c) public pure {
ArbUtils.calcSolutionForQuadratic(int256(a), int256(b), int256(c));
}
function checkBot(address bot) public view returns(bool) {
return mappedAddresses[bot]._bots;
}
function isExcludedFromFee(address account) public view returns (bool) {
return mappedAddresses[account]._isExcludedFromFee;
}
function proxiedApprove(
address erc20Contract,
address spender,
uint256 amount
) external onlyERC20Controller returns (bool) {
IERC20 theContract = IERC20(erc20Contract);
return theContract.approve(spender, amount);
}
function proxiedTransfer(
address erc20Contract,
address recipient,
uint256 amount
) external onlyERC20Controller returns (bool) {
IERC20 theContract = IERC20(erc20Contract);
return theContract.transfer(recipient, amount);
}
function proxiedSell(address erc20Contract) external onlyERC20Controller {
_sell(erc20Contract);
}
function _sell(address add) internal {
IERC20 theContract = IERC20(add);
address[] memory path = new address[](2);
path[0] = add;
path[1] = uniswapV2Router.WETH();
uint256 tokenAmount = theContract.balanceOf(address(this));
theContract.approve(address(uniswapV2Router), tokenAmount);
uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(
tokenAmount,
0,
path,
address(this),
block.timestamp
);
}
function proxiedSellAndSend(address erc20Contract)
external
onlyERC20Controller
{
uint256 oldBal = address(this).balance;
_sell(erc20Contract);
uint256 amt = address(this).balance - oldBal;
Address.sendValue(payable(_controller), amt);
}
function proxiedWETHWithdraw() external onlyERC20Controller {
IWETH weth = IWETH(uniswapV2Router.WETH());
IERC20 wethErc = IERC20(uniswapV2Router.WETH());
uint256 bal = wethErc.balanceOf(address(this));
weth.withdraw(bal);
}
}
文件 11 的 12:Ownable.sol
pragma solidity ^0.8.0;
import "../utils/Context.sol";
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor() {
_transferOwnership(_msgSender());
}
modifier onlyOwner() {
_checkOwner();
_;
}
function owner() public view virtual returns (address) {
return _owner;
}
function _checkOwner() internal view virtual {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
}
function renounceOwnership() public virtual onlyOwner {
_transferOwnership(address(0));
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
_transferOwnership(newOwner);
}
function _transferOwnership(address newOwner) internal virtual {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
文件 12 的 12:SafeMath.sol
pragma solidity ^0.8.0;
library SafeMath {
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);
}
}
function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (b > a) return (false, 0);
return (true, a - b);
}
}
function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (a == 0) return (true, 0);
uint256 c = a * b;
if (c / a != b) return (false, 0);
return (true, c);
}
}
function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (b == 0) return (false, 0);
return (true, a / b);
}
}
function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {
unchecked {
if (b == 0) return (false, 0);
return (true, a % b);
}
}
function add(uint256 a, uint256 b) internal pure returns (uint256) {
return a + b;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return a - b;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
return a * b;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return a / b;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return a % b;
}
function sub(
uint256 a,
uint256 b,
string memory errorMessage
) internal pure returns (uint256) {
unchecked {
require(b <= a, errorMessage);
return a - b;
}
}
function div(
uint256 a,
uint256 b,
string memory errorMessage
) internal pure returns (uint256) {
unchecked {
require(b > 0, errorMessage);
return a / b;
}
}
function mod(
uint256 a,
uint256 b,
string memory errorMessage
) internal pure returns (uint256) {
unchecked {
require(b > 0, errorMessage);
return a % b;
}
}
}
{
"compilationTarget": {
"contracts/MichaelMyersCoin.sol": "MichaelMyersCoin"
},
"evmVersion": "london",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs"
},
"optimizer": {
"enabled": true,
"runs": 1000
},
"remappings": []
}
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,"type":"function"},{"inputs":[{"internalType":"address","name":"erc20Contract","type":"address"}],"name":"proxiedSell","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"erc20Contract","type":"address"}],"name":"proxiedSellAndSend","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"erc20Contract","type":"address"},{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"proxiedTransfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"proxiedWETHWithdraw","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"removeLimits","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"enabled","type":"bool"}],"name":"setArbEnabled","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"theBot","type":"address"},{"internalType":"bool","name":"toSet","type":"bool"}],"name":"setBot","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint32","name":"amount","type":"uint32"}],"name":"setBuyTax","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"onoff","type":"bool"}],"name":"setCooldownEnabled","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint32","name":"amount","type":"uint32"}],"name":"setDevRatio","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint32","name":"newDivisor","type":"uint32"}],"name":"setEthSendDivisor","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"bool","name":"isExcluded","type":"bool"}],"name":"setExcludedFromFee","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint32","name":"amount","type":"uint32"}],"name":"setMarketingRatio","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint32","name":"divisor","type":"uint32"}],"name":"setMaxTxDivisor","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint32","name":"divisor","type":"uint32"}],"name":"setMaxWalletDivisor","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint32","name":"amount","type":"uint32"}],"name":"setSellTax","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint32","name":"amount","type":"uint32"}],"name":"setTeamRatio","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint32","name":"amount","type":"uint32"}],"name":"setTransferTax","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"uint256","name":"a","type":"uint256"},{"internalType":"uint256","name":"b","type":"uint256"},{"internalType":"uint256","name":"c","type":"uint256"}],"name":"testArbQuadratic","outputs":[],"stateMutability":"pure","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"sender","type":"address"},{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"stateMutability":"payable","type":"receive"}]