Contract

Contract Source Code (Solidity)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

Outline

• library SafeMath
•    - function add(uint256 a, uint256 b)
•    - function sub(uint256 a, uint256 b)
•    - function sub(uint256 a, uint256 b, st ...
•    - function mul(uint256 a, uint256 b)
•    - function div(uint256 a, uint256 b)
•    - function div(uint256 a, uint256 b, st ...
•    - function mod(uint256 a, uint256 b)
•    - function mod(uint256 a, uint256 b, st ...
• library Address
•    - function isContract(address account)
•    - function sendValue(address payable re ...
•    - function functionCall(address target, ...
•    - function functionCall(address target, ...
•    - function functionCallWithValue(addres ...
•    - function functionCallWithValue(addres ...
•    - function _functionCallWithValue(addre ...
• library SafeERC20
•    - function safeTransfer(IERC20 token, a ...
•    - function safeTransferFrom(IERC20 toke ...
•    - function safeApprove(IERC20 token, ad ...
•    - function safeIncreaseAllowance(IERC20 ...
•    - function safeDecreaseAllowance(IERC20 ...
•    - function _callOptionalReturn(IERC20 t ...
• interface IERC20
•    - function totalSupply()
•    - function balanceOf(address account)
•    - function transfer(address recipient, ...
•    - function allowance(address owner, add ...
•    - function approve(address spender, uin ...
•    - function transferFrom(address sender, ...
•  contract ReentrancyGuard
•  contract Ownable
•    - function owner()
•    - function renounceOwnership()
•    - function transferOwnership(address ne ...
•  contract Bridge is Ownable, Reentr ... *
•    - function setVerifyAddress(address new ...
•    - function setDailyLimit(uint newDailyT ...
•    - function deposit(uint amount)
•    - function withdraw(uint amount, uint c ...
•    - function canWithdraw(address account, ...
•    - function transferAnyERC20Token(addres ...
•    - function verify(
•    - function recoverSigner(bytes32 messag ...
•    - function prefixed(bytes32 hash)

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

/**
 *Submitted for verification at Etherscan.io on 2022-01-15
*/

// SPDX-License-Identifier: BSD-3-Clause

pragma solidity 0.6.11;

/**
 * @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) {
        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;
    }
}

/**
 * @dev Collection of functions related to the address type
 */
library Address {
    /**
     * @dev Returns true if `account` is a contract.
     *
     * [IMPORTANT]
     * ====
     * It is unsafe to assume that an address for which this function returns
     * false is an externally-owned account (EOA) and not a contract.
     *
     * Among others, `isContract` will return false for the following
     * types of addresses:
     *
     *  - an externally-owned account
     *  - a contract in construction
     *  - an address where a contract will be created
     *  - an address where a contract lived, but was destroyed
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies in extcodesize, which returns 0 for contracts in
        // construction, since the code is only stored at the end of the
        // constructor execution.

        uint256 size;
        // solhint-disable-next-line no-inline-assembly
        assembly { size := extcodesize(account) }
        return size > 0;
    }

    /**
     * @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://diligence.consensys.net/posts/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/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
     */
    function sendValue(address payable recipient, uint256 amount) internal {
        require(address(this).balance >= amount, "Address: insufficient balance");

        // solhint-disable-next-line avoid-low-level-calls, avoid-call-value
        (bool success, ) = recipient.call{ value: amount }("");
        require(success, "Address: unable to send value, recipient may have reverted");
    }

    /**
     * @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, it is bubbled up by this
     * function (like regular Solidity function calls).
     *
     * 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.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
      return functionCall(target, data, "Address: low-level call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
     * `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
        return _functionCallWithValue(target, data, 0, errorMessage);
    }

    /**
     * @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`.
     *
     * _Available since v3.1._
     */
    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");
    }

    /**
     * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
     * with `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    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");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
        if (success) {
            return returndata;
        } else {
            // 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

                // solhint-disable-next-line no-inline-assembly
                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

/**
 * @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 SafeMath for uint256;
    using Address for address;

    function safeTransfer(IERC20 token, address to, uint256 value) internal {
        _callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
    }

    function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal {
        _callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
    }

    /**
     * @dev Deprecated. This function has issues similar to the ones found in
     * {IERC20-approve}, and its usage is discouraged.
     *
     * Whenever possible, use {safeIncreaseAllowance} and
     * {safeDecreaseAllowance} instead.
     */
    function safeApprove(IERC20 token, address spender, uint256 value) internal {
        // safeApprove should only be called when setting an initial allowance,
        // or when resetting it to zero. To increase and decrease it, use
        // 'safeIncreaseAllowance' and 'safeDecreaseAllowance'
        // solhint-disable-next-line max-line-length
        require((value == 0) || (token.allowance(address(this), spender) == 0),
            "SafeERC20: approve from non-zero to non-zero allowance"
        );
        _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
    }

    function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal {
        uint256 newAllowance = token.allowance(address(this), spender).add(value);
        _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
    }

    function safeDecreaseAllowance(IERC20 token, address spender, uint256 value) internal {
        uint256 newAllowance = token.allowance(address(this), spender).sub(value, "SafeERC20: decreased allowance below zero");
        _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
    }

    /**
     * @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, "SafeERC20: low-level call failed");
        if (returndata.length > 0) { // Return data is optional
            // solhint-disable-next-line max-line-length
            require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
        }
    }
}

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
interface IERC20 {
    /**
     * @dev Returns the amount of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns the amount of tokens owned by `account`.
     */
    function balanceOf(address account) external view returns (uint256);

    /**
     * @dev Moves `amount` tokens from the caller's account to `recipient`.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transfer(address recipient, uint256 amount) 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 `amount` 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 amount) external returns (bool);

    /**
     * @dev Moves `amount` tokens from `sender` to `recipient` using the
     * allowance mechanism. `amount` is then deducted from the caller's
     * allowance.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);

    /**
     * @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 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].
 */
contract ReentrancyGuard {
    // 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;

    uint256 private _status;

    constructor () internal {
        _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 make it call a
     * `private` function that does the actual work.
     */
    modifier nonReentrant() {
        // On the first call to nonReentrant, _notEntered will be true
        require(_status != _ENTERED, "ReentrancyGuard: reentrant call");

        // Any calls to nonReentrant after this point will fail
        _status = _ENTERED;

        _;

        // By storing the original value once again, a refund is triggered (see
        // https://eips.ethereum.org/EIPS/eip-2200)
        _status = _NOT_ENTERED;
    }
}

/**
 * @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.
 *
 * By default, the owner account will be the one that deploys the contract. 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.
 */
contract Ownable {
    address private _owner;

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    /**
     * @dev Initializes the contract setting the deployer as the initial owner.
     */
    constructor () internal {
        address msgSender = msg.sender;
        _owner = msgSender;
        emit OwnershipTransferred(address(0), msgSender);
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        require(_owner == msg.sender, "Ownable: caller is not the owner");
        _;
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions anymore. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby removing any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        emit OwnershipTransferred(_owner, address(0));
        _owner = 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 {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        emit OwnershipTransferred(_owner, newOwner);
        _owner = newOwner;
    }
}


contract Bridge is Ownable, ReentrancyGuard {
    using SafeMath for uint;
    using SafeERC20 for IERC20;
    using Address for address;
    
    modifier noContractsAllowed() {
        require(!(address(msg.sender).isContract()) && tx.origin == msg.sender, "No Contracts Allowed!");
        _;
    }
    
    // ----------------------- Smart Contract Variables -----------------------
    // Must be updated before live deployment.
    
    uint public dailyTokenWithdrawLimitPerAccount = 25_000e18;
    uint public constant CHAIN_ID = 1;
    uint public constant ONE_DAY = 24 hours;
    
    address public constant TRUSTED_TOKEN_ADDRESS = 0xBD100d061E120b2c67A24453CF6368E63f1Be056;
    address public verifyAddress = 0x072bc8750a0852C0eac038be3E7f2e7c7dAb1E94;
    
    // ----------------------- End Smart Contract Variables -----------------------
    
    event Deposit(address indexed account, uint amount, uint blocknumber, uint timestamp, uint id);
    event Withdraw(address indexed account, uint amount, uint id);
    
    mapping (address => uint) public lastUpdatedTokenWithdrawTimestamp;
    mapping (address => uint) public lastUpdatedTokenWithdrawAmount;

    
    // deposit index OF OTHER CHAIN => withdrawal in current chain
    mapping (uint => bool) public claimedWithdrawalsByOtherChainDepositId;
    
    // deposit index for current chain
    uint public lastDepositIndex;
    
    function setVerifyAddress(address newVerifyAddress) external noContractsAllowed onlyOwner {
        verifyAddress = newVerifyAddress;
    }
    function setDailyLimit(uint newDailyTokenWithdrawLimitPerAccount) external noContractsAllowed onlyOwner {
        dailyTokenWithdrawLimitPerAccount = newDailyTokenWithdrawLimitPerAccount;
    }
    
    function deposit(uint amount) external noContractsAllowed nonReentrant {
        require(amount <= dailyTokenWithdrawLimitPerAccount, "amount exceeds limit");
        
        lastDepositIndex = lastDepositIndex.add(1);
        IERC20(TRUSTED_TOKEN_ADDRESS).safeTransferFrom(msg.sender, address(this), amount);
        
        emit Deposit(msg.sender, amount, block.number, block.timestamp, lastDepositIndex);
    }
    function withdraw(uint amount, uint chainId, uint id, bytes calldata signature) external noContractsAllowed nonReentrant {
        require(chainId == CHAIN_ID, "invalid chainId!");
        require(!claimedWithdrawalsByOtherChainDepositId[id], "already withdrawn!");
        require(verify(msg.sender, amount, chainId, id, signature), "invalid signature!");
        require(canWithdraw(msg.sender, amount), "cannot withdraw, limit reached for current duration!");
        
        claimedWithdrawalsByOtherChainDepositId[id] = true;
        IERC20(TRUSTED_TOKEN_ADDRESS).safeTransfer(msg.sender, amount);
        
        emit Withdraw(msg.sender, amount, id);
    }
    
    function canWithdraw(address account, uint amount) private returns (bool) {
        if (block.timestamp.sub(lastUpdatedTokenWithdrawTimestamp[account]) >= ONE_DAY) {
            lastUpdatedTokenWithdrawAmount[account] = 0;
            lastUpdatedTokenWithdrawTimestamp[account] = block.timestamp;
        }
        lastUpdatedTokenWithdrawAmount[account] = lastUpdatedTokenWithdrawAmount[account].add(amount);
        return lastUpdatedTokenWithdrawAmount[account] <= dailyTokenWithdrawLimitPerAccount;
    }
    
    // the Bridge is a centralized service, allow admin to transfer any ERC20 token if required in case of emergencies
    function transferAnyERC20Token(address tokenAddress, address recipient, uint amount) external noContractsAllowed onlyOwner {
        IERC20(tokenAddress).safeTransfer(recipient, amount);
    }
    
    /// signature methods.
	function verify(
		address account, 
		uint amount,
		uint chainId,
		uint id,
		bytes calldata signature
	) 
		internal view returns(bool) 
	{
		bytes32 message = prefixed(keccak256(abi.encode(account, amount, chainId, id, address(this))));
        return (recoverSigner(message, signature) == verifyAddress);
	}
    
    function recoverSigner(bytes32 message, bytes memory sig)
        internal
        pure
        returns (address)
    {
        (uint8 v, bytes32 r, bytes32 s) = abi.decode(sig, (uint8, bytes32, bytes32));

        return ecrecover(message, v, r, s);
    }

    /// builds a prefixed hash to mimic the behavior of eth_sign.
    function prefixed(bytes32 hash) internal pure returns (bytes32) {
        return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", hash));
    }
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"blocknumber","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"timestamp","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"id","type":"uint256"}],"name":"Deposit","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"account","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"id","type":"uint256"}],"name":"Withdraw","type":"event"},{"inputs":[],"name":"CHAIN_ID","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"ONE_DAY","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"TRUSTED_TOKEN_ADDRESS","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"claimedWithdrawalsByOtherChainDepositId","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"dailyTokenWithdrawLimitPerAccount","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"deposit","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"lastDepositIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"lastUpdatedTokenWithdrawAmount","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"lastUpdatedTokenWithdrawTimestamp","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"newDailyTokenWithdrawLimitPerAccount","type":"uint256"}],"name":"setDailyLimit","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newVerifyAddress","type":"address"}],"name":"setVerifyAddress","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"tokenAddress","type":"address"},{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transferAnyERC20Token","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"verifyAddress","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"uint256","name":"chainId","type":"uint256"},{"internalType":"uint256","name":"id","type":"uint256"},{"internalType":"bytes","name":"signature","type":"bytes"}],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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

22466:4628:0:-:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;23175:73;;;:::i;:::-;;;;-1:-1:-1;;;;;23175:73:0;;;;;;;;;;;;;;21910:148;;;:::i;:::-;;22986:33;;;:::i;:::-;;;;;;;;;;;;;;;;23026:39;;;:::i;21270:79::-;;;:::i;23868:28::-;;;:::i;23078:90::-;;;:::i;24056:195::-;;;;;;;;;;;;;;;;-1:-1:-1;24056:195:0;;:::i;24263:423::-;;;;;;;;;;;;;;;;-1:-1:-1;24263:423:0;;:::i;23909:141::-;;;;;;;;;;;;;;;;-1:-1:-1;23909:141:0;-1:-1:-1;;;;;23909:141:0;;:::i;26026:194::-;;;;;;;;;;;;;;;;-1:-1:-1;;;;;;26026:194:0;;;;;;;;;;;;;;;;;:::i;23746:69::-;;;;;;;;;;;;;;;;-1:-1:-1;23746:69:0;;:::i;:::-;;;;;;;;;;;;;;;;;;23527:66;;;;;;;;;;;;;;;;-1:-1:-1;23527:66:0;-1:-1:-1;;;;;23527:66:0;;:::i;22922:57::-;;;:::i;22213:244::-;;;;;;;;;;;;;;;;-1:-1:-1;22213:244:0;-1:-1:-1;;;;;22213:244:0;;:::i;23600:63::-;;;;;;;;;;;;;;;;-1:-1:-1;23600:63:0;-1:-1:-1;;;;;23600:63:0;;:::i;24692:675::-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;24692:675:0;;-1:-1:-1;24692:675:0;-1:-1:-1;24692:675:0;:::i;23175:73::-;;;-1:-1:-1;;;;;23175:73:0;;:::o;21910:148::-;21482:6;;-1:-1:-1;;;;;21482:6:0;21492:10;21482:20;21474:65;;;;;-1:-1:-1;;;21474:65:0;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;21474:65:0;;;;;;;;;;;;;;;22017:1:::1;22001:6:::0;;21980:40:::1;::::0;-1:-1:-1;;;;;22001:6:0;;::::1;::::0;21980:40:::1;::::0;22017:1;;21980:40:::1;22048:1;22031:19:::0;;-1:-1:-1;;;;;;22031:19:0::1;::::0;;21910:148::o;22986:33::-;23018:1;22986:33;:::o;23026:39::-;23057:8;23026:39;:::o;21270:79::-;21308:7;21335:6;-1:-1:-1;;;;;21335:6:0;21270:79;:::o;23868:28::-;;;;:::o;23078:90::-;23126:42;23078:90;:::o;24056:195::-;22669:32;22677:10;22669:30;:32::i;:::-;22667:35;:62;;;;-1:-1:-1;22706:9:0;22719:10;22706:23;22667:62;22659:96;;;;;-1:-1:-1;;;22659:96:0;;;;;;;;;;;;-1:-1:-1;;;22659:96:0;;;;;;;;;;;;;;;21482:6:::1;::::0;-1:-1:-1;;;;;21482:6:0::1;21492:10;21482:20;21474:65;;;::::0;;-1:-1:-1;;;21474:65:0;;::::1;;::::0;::::1;::::0;;;;;;;-1:-1:-1;;;;;;;;;;;21474:65:0;;;;;;;;;;;;;::::1;;24171:33:::2;:72:::0;24056:195::o;24263:423::-;22669:32;22677:10;22669:30;:32::i;:::-;22667:35;:62;;;;-1:-1:-1;22706:9:0;22719:10;22706:23;22667:62;22659:96;;;;;-1:-1:-1;;;22659:96:0;;;;;;;;;;;;-1:-1:-1;;;22659:96:0;;;;;;;;;;;;;;;19320:1:::1;19926:7;;:19;;19918:63;;;::::0;;-1:-1:-1;;;19918:63:0;;::::1;;::::0;::::1;::::0;::::1;::::0;;;;::::1;::::0;;;;;;;;;;;;;::::1;;19320:1;20059:7;:18:::0;;;24363:33;24353:43;::::2;;24345:76;;;::::0;;-1:-1:-1;;;24345:76:0;;::::2;;::::0;::::2;::::0;::::2;::::0;;;;-1:-1:-1;;;24345:76:0;;;;;;;;;;;;;::::2;;24461:16;::::0;:23:::2;::::0;24482:1:::2;24461:23;:20;:23;:::i;:::-;24442:16;:42:::0;24495:81:::2;23126:42;24542:10;24562:4;24569:6:::0;24495:81:::2;:46;:81;:::i;:::-;24661:16;::::0;24602:76:::2;::::0;;;;;24630:12:::2;24602:76;::::0;::::2;::::0;24644:15:::2;24602:76:::0;;;;;;;;;;;;24610:10:::2;::::0;24602:76:::2;::::0;;;;;;;;::::2;-1:-1:-1::0;19276:1:0::1;20238:22:::0;;24263:423::o;23909:141::-;22669:32;22677:10;22669:30;:32::i;:::-;22667:35;:62;;;;-1:-1:-1;22706:9:0;22719:10;22706:23;22667:62;22659:96;;;;;-1:-1:-1;;;22659:96:0;;;;;;;;;;;;-1:-1:-1;;;22659:96:0;;;;;;;;;;;;;;;21482:6:::1;::::0;-1:-1:-1;;;;;21482:6:0::1;21492:10;21482:20;21474:65;;;::::0;;-1:-1:-1;;;21474:65:0;;::::1;;::::0;::::1;::::0;;;;;;;-1:-1:-1;;;;;;;;;;;21474:65:0;;;;;;;;;;;;;::::1;;24010:13:::2;:32:::0;;-1:-1:-1;;;;;;24010:32:0::2;-1:-1:-1::0;;;;;24010:32:0;;;::::2;::::0;;;::::2;::::0;;23909:141::o;26026:194::-;22669:32;22677:10;22669:30;:32::i;:::-;22667:35;:62;;;;-1:-1:-1;22706:9:0;22719:10;22706:23;22667:62;22659:96;;;;;-1:-1:-1;;;22659:96:0;;;;;;;;;;;;-1:-1:-1;;;22659:96:0;;;;;;;;;;;;;;;21482:6:::1;::::0;-1:-1:-1;;;;;21482:6:0::1;21492:10;21482:20;21474:65;;;::::0;;-1:-1:-1;;;21474:65:0;;::::1;;::::0;::::1;::::0;;;;;;;-1:-1:-1;;;;;;;;;;;21474:65:0;;;;;;;;;;;;;::::1;;26160:52:::2;-1:-1:-1::0;;;;;26160:33:0;::::2;26194:9:::0;26205:6;26160:52:::2;:33;:52;:::i;:::-;26026:194:::0;;;:::o;23746:69::-;;;;;;;;;;;;;;;:::o;23527:66::-;;;;;;;;;;;;;:::o;22922:57::-;;;;:::o;22213:244::-;21482:6;;-1:-1:-1;;;;;21482:6:0;21492:10;21482:20;21474:65;;;;;-1:-1:-1;;;21474:65:0;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;21474:65:0;;;;;;;;;;;;;;;-1:-1:-1;;;;;22302:22:0;::::1;22294:73;;;;-1:-1:-1::0;;;22294:73:0::1;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;22404:6;::::0;;22383:38:::1;::::0;-1:-1:-1;;;;;22383:38:0;;::::1;::::0;22404:6;::::1;::::0;22383:38:::1;::::0;::::1;22432:6;:17:::0;;-1:-1:-1;;;;;;22432:17:0::1;-1:-1:-1::0;;;;;22432:17:0;;;::::1;::::0;;;::::1;::::0;;22213:244::o;23600:63::-;;;;;;;;;;;;;:::o;24692:675::-;22669:32;22677:10;22669:30;:32::i;:::-;22667:35;:62;;;;-1:-1:-1;22706:9:0;22719:10;22706:23;22667:62;22659:96;;;;;-1:-1:-1;;;22659:96:0;;;;;;;;;;;;-1:-1:-1;;;22659:96:0;;;;;;;;;;;;;;;19320:1:::1;19926:7;;:19;;19918:63;;;::::0;;-1:-1:-1;;;19918:63:0;;::::1;;::::0;::::1;::::0;::::1;::::0;;;;::::1;::::0;;;;;;;;;;;;;::::1;;19320:1;20059:7;:18:::0;;;24832:19;::::2;24824:48;;;::::0;;-1:-1:-1;;;24824:48:0;;::::2;;::::0;::::2;::::0;::::2;::::0;;;;-1:-1:-1;;;24824:48:0;;;;;;;;;;;;;::::2;;24892:43;::::0;;;:39:::2;:43;::::0;;;;;::::2;;24891:44;24883:75;;;::::0;;-1:-1:-1;;;24883:75:0;;::::2;;::::0;::::2;::::0;::::2;::::0;;;;-1:-1:-1;;;24883:75:0;;;;;;;;;;;;;::::2;;24977:50;24984:10;24996:6;25004:7;25013:2;25017:9;;24977:6;:50::i;:::-;24969:81;;;::::0;;-1:-1:-1;;;24969:81:0;;::::2;;::::0;::::2;::::0;::::2;::::0;;;;-1:-1:-1;;;24969:81:0;;;;;;;;;;;;;::::2;;25069:31;25081:10;25093:6;25069:11;:31::i;:::-;25061:96;;;;-1:-1:-1::0;;;25061:96:0::2;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;25178:43;::::0;;;:39:::2;:43;::::0;;;;:50;;-1:-1:-1;;25178:50:0::2;25224:4;25178:50;::::0;;25239:62:::2;23126:42;25282:10;25294:6:::0;25239:62:::2;:42;:62;:::i;:::-;25327:32;::::0;;;;;::::2;::::0;::::2;::::0;;;;;25336:10:::2;::::0;25327:32:::2;::::0;;;;;;::::2;-1:-1:-1::0;;19276:1:0::1;20238:22:::0;;-1:-1:-1;;;24692:675:0:o;6052:422::-;6419:20;6458:8;;;6052:422::o;911:181::-;969:7;1001:5;;;1025:6;;;;1017:46;;;;;-1:-1:-1;;;1017:46:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;1083:1;911:181;-1:-1:-1;;;911:181:0:o;12077:205::-;12205:68;;;-1:-1:-1;;;;;12205:68:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;12205:68:0;-1:-1:-1;;;12205:68:0;;;12178:96;;12198:5;;12178:19;:96::i;:::-;12077:205;;;;:::o;11892:177::-;12002:58;;;-1:-1:-1;;;;;12002:58:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;12002:58:0;-1:-1:-1;;;12002:58:0;;;11975:86;;11995:5;;11975:19;:86::i;26257:324::-;26449:55;;;-1:-1:-1;;;;;26449:55:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;26498:4;26449:55;;;;;;;;;;;;;;;;;;;;;;;;;26439:66;;;;;26398:4;;;;26430:76;;:8;:76::i;:::-;26562:13;;26525:33;;;;;;;;;;;;;;;;;;;;;;26412:94;;-1:-1:-1;;;;;;26562:13:0;;;;26525:33;;26412:94;;26525:33;26548:9;;;;;;26525:33;;26548:9;;;;26525:33;;;;;;;;;-1:-1:-1;26525:13:0;;-1:-1:-1;;;26525:33:0:i;:::-;-1:-1:-1;;;;;26525:50:0;;;26257:324;-1:-1:-1;;;;;;;;26257:324:0:o;25379:515::-;-1:-1:-1;;;;;25488:42:0;;25447:4;25488:42;;;:33;:42;;;;;;23057:8;;25468:63;;:15;;:63;:19;:63;:::i;:::-;:74;25464:225;;-1:-1:-1;;;;;25559:39:0;;25601:1;25559:39;;;:30;:39;;;;;;;;:43;;;25617:33;:42;;;;;25662:15;25617:60;;25464:225;-1:-1:-1;;;;;25741:39:0;;;;;;:30;:39;;;;;;:51;;25785:6;25741:51;:43;:51;:::i;:::-;-1:-1:-1;;;;;25699:39:0;;;;;;;;:30;:39;;;;;:93;;;-1:-1:-1;;25853:33:0;;-1:-1:-1;25810:76:0;;25379:515::o;14197:761::-;14621:23;14647:69;14675:4;14647:69;;;;;;;;;;;;;;;;;14655:5;-1:-1:-1;;;;;14647:27:0;;;:69;;;;;:::i;:::-;14731:17;;14621:95;;-1:-1:-1;14731:21:0;14727:224;;14873:10;14862:30;;;;;;;;;;;;;;;-1:-1:-1;14862:30:0;14854:85;;;;-1:-1:-1;;;14854:85:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;26932:159;27024:58;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;27014:69;;;;;;26932:159::o;26593:264::-;26701:7;26727;26736:9;26747;26771:3;26760:42;;;;;;;;;;;;;;;-1:-1:-1;26760:42:0;;;;;;;;;;;;26822:27;;;;;;;;;;;;;;;;;;;;;26760:42;26822:27;;;;;;;;;;;;;26760:42;;-1:-1:-1;26760:42:0;;-1:-1:-1;26760:42:0;-1:-1:-1;26822:27:0;;;;;;;-1:-1:-1;;26822:27:0;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;26822:27:0;;-1:-1:-1;;26822:27:0;;;26593:264;-1:-1:-1;;;;;;;26593:264:0:o;1375:136::-;1433:7;1460:43;1464:1;1467;1460:43;;;;;;;;;;;;;;;;;:3;:43::i;8970:196::-;9073:12;9105:53;9128:6;9136:4;9142:1;9145:12;9105:22;:53::i;:::-;9098:60;8970:196;-1:-1:-1;;;;8970:196:0:o;1814:192::-;1900:7;1936:12;1928:6;;;;1920:29;;;;-1:-1:-1;;;1920:29:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;;1972:5:0;;;1814:192::o;10347:979::-;10477:12;10510:18;10521:6;10510:10;:18::i;:::-;10502:60;;;;;-1:-1:-1;;;10502:60:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;10636:12;10650:23;10677:6;-1:-1:-1;;;;;10677:11:0;10697:8;10708:4;10677:36;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;10677:36:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;10635:78;;;;10728:7;10724:595;;;10759:10;-1:-1:-1;10752:17:0;;-1:-1:-1;10752:17:0;10724:595;10873:17;;:21;10869:439;;11136:10;11130:17;11197:15;11184:10;11180:2;11176:19;11169:44;11084:148;11272:20;;-1:-1:-1;;;11272:20:0;;;;;;;;;;;;;;;;;11279:12;;11272:20;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;

ipfs://6b8880711f62c655256c0557358f0c82c287e947ed5d4657bdfe6c86085e9d78