Contract 0x2ddf16ba6d0180e5357d5e170ef1917a01b41fc0 4

 
 
Txn Hash Method
Block
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Value [Txn Fee]
0x3c8acce78434183f3d88b6edc3f13160daf3d6fa75a2e38e09c7525cab17497dPerform Direct A...363314242022-12-02 10:36:061 hr 36 mins ago0xcdbb121f1dee2e1bea0c5924cb3d60eb77eecb78 IN  Socket: 1Inch Swap Implementation0 MATIC0.008902431084 39.434386629
0xb58f8331edeb2682812d67216729c6843101a79f124daa72d84f7a531df041f0Perform Direct A...363192462022-12-02 3:20:388 hrs 51 mins ago0xb26695097dd0b391a267bd6942d5c248ee123788 IN  Socket: 1Inch Swap Implementation0 MATIC0.019456178247 30.809369166
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0x803b9abe4066e26e473e9f8a49476946671e87cfd332c19c3cb4e94f8b0c5a0bPerform Direct A...363102402022-12-01 22:08:5414 hrs 3 mins ago0xbc075a71b608326d6a88b077d353b9f415c4d063 IN  Socket: 1Inch Swap Implementation48 MATIC0.006699995958 34.795774433
0xa9bfb882e148b1af5274a76ed872b84afbd20036a01b6201b4a3fb1ce5a20d42Perform Direct A...363102172022-12-01 22:08:0814 hrs 4 mins ago0xbc075a71b608326d6a88b077d353b9f415c4d063 IN  Socket: 1Inch Swap Implementation0 MATIC0.006882344695 36.980976846
0x68d9e3d6bc412b1be83ffd56873501490e327f79b275668da8e284e90f0cc700Perform Direct A...363101802022-12-01 22:06:5014 hrs 5 mins ago0xbc075a71b608326d6a88b077d353b9f415c4d063 IN  Socket: 1Inch Swap Implementation48 MATIC0.009049873094 43.650028431
0xe7e626ce353f3eaa31c086447363175208da2a9bba3ac015bacb0286f9f7581bPerform Direct A...363099512022-12-01 21:58:5614 hrs 13 mins ago0xbc075a71b608326d6a88b077d353b9f415c4d063 IN  Socket: 1Inch Swap Implementation0 MATIC0.006671741869 30.836300007
0x78c19eadc6bca35b60471fa5b34dab5d5f014d137b18480d4c6512b8071f5f83Perform Direct A...363030172022-12-01 17:55:3818 hrs 16 mins ago0x2162e8636f15cb8944e27fcfda5a5a6460507326 IN  Socket: 1Inch Swap Implementation0 MATIC0.005698670756 30.004216083
0x8b3feb922cf18c2b3894e8ee130ec1770440f47c293ba612dc4d593eee91126fPerform Direct A...362796392022-12-01 4:06:071 day 8 hrs ago0xa8f89b2f5bad0e3dfd0fc19be96ca5b7872d86ad IN  Socket: 1Inch Swap Implementation0 MATIC0.013637280956 33.778053156
0x55d72aaa438405779859ff7b40219c3e5b141898c636cf1dc3499c3dbc181b2dPerform Direct A...362755772022-12-01 1:35:301 day 10 hrs ago0xab22b7ec7092b90903225abbcd4e4a912984e63d IN  Socket: 1Inch Swap Implementation0 MATIC0.006209160674 30.000003258
0xf2c2dc34d192acd553dcc64aa2a91faaafa502a0b13ecdc30cace7d06aa0d3c4Perform Direct A...362550132022-11-30 13:40:391 day 22 hrs ago0x55b37193a91fbd38806b699c02df8c65b9d45500 IN  Socket: 1Inch Swap Implementation0 MATIC0.011215027525 52.754008993
0x43c8cb6d71e4371859ee9ea3124b10671f00f41e7896deafd4d7f89496e1a000Perform Direct A...362509122022-11-30 11:17:242 days 54 mins ago0x76f3f64cb3cd19debee51436df630a342b736c24 IN  Socket: 1Inch Swap Implementation0 MATIC0.006037231731 30.258173109
0xaf60e9888e91aab318c2686fb9bb150abbb4801b311ddede114146a538527eb4Perform Direct A...362434442022-11-30 6:49:492 days 5 hrs ago0x5e95f49fa7880078cee000cb5cb058b79fbdfa9a IN  Socket: 1Inch Swap Implementation0 MATIC0.006563039029 31.0400166
0xffb9c6ffc00c5c53397738a54dbbac2f404b1b6f805ed60c3981bb1cabe8b009Perform Direct A...362414952022-11-30 5:39:232 days 6 hrs ago0x6a692d68405b9b78a13ad90afdfafac53a93ff37 IN  Socket: 1Inch Swap Implementation0 MATIC0.007138364889 32.931505645
0x77e4049a44822948b6e62d8d9be85cf1d1eb2206abc1519f2a5dd4bf72e2d0daPerform Direct A...362223082022-11-29 18:01:562 days 18 hrs ago0xf5ad18b6c4fc24d883972ad6c08df92f13c1336f IN  Socket: 1Inch Swap Implementation0 MATIC0.013078438476 44.729584479
0xa0b3588f507c80cd35896fa4ae53cbf769467047cb278ad3da45adfceea7fe43Perform Direct A...361982022022-11-29 3:39:043 days 8 hrs ago0xca38d006b38ee546f2d82e9dd902f54fc6db66b5 IN  Socket: 1Inch Swap Implementation0 MATIC0.010762830006 30.000000018
0xa3a6625a3703c8691fc84429efb6c3cda6c549f97305a7713b5acc0eca91dde0Perform Direct A...361638442022-11-28 7:29:074 days 4 hrs ago0x4778f162341c4abdb95f68348a8df2cf37543c87 IN  Socket: 1Inch Swap Implementation0.064 MATIC0.005335470004 30.000000028
0xc535d1c70ee54c415c28cf1ba346d5028d8feab03367a12a61525294894d0a8dPerform Direct A...361631952022-11-28 7:06:434 days 5 hrs ago0x76f3f64cb3cd19debee51436df630a342b736c24 IN  Socket: 1Inch Swap Implementation0 MATIC0.006362183525 33.957000029
0xae121fa746343383b261d614dc98b88d64c3a07a77e6df33ec92d7ae6c774a04Perform Direct A...361464872022-11-27 21:29:324 days 14 hrs ago0x4abfc0d6fd691337cb65130035ce8038220b4456 IN  Socket: 1Inch Swap Implementation37.968543838607728 MATIC0.00570288511 35.89
0x5b869f2e270d11f5c4dff66cd45bafd6a24c2d50d91aff2e7b57495af78b8c45Perform Direct A...361237942022-11-27 7:51:265 days 4 hrs ago0x1fe10a6816901531e268d52b491babfe20dafdf5 IN  Socket: 1Inch Swap Implementation0 MATIC0.007409430009 30.000000038
0x47ed76f4ba5d45e1d8757160cdc724943097034375886f3dbe59c37c4670a83cPerform Direct A...361176632022-11-27 4:13:515 days 7 hrs ago0xdefc2b4a1f9832d1000dddbdb1ea12f77bebf552 IN  Socket: 1Inch Swap Implementation8 MATIC0.005523488003 32.000000022
0xb955d5e95836867a095595b3b3f15fce014a552b93eb9a72c73f7302cb0cd955Perform Direct A...361174722022-11-27 4:07:175 days 8 hrs ago0xdefc2b4a1f9832d1000dddbdb1ea12f77bebf552 IN  Socket: 1Inch Swap Implementation0 MATIC0.006699270004 30.000000018
0x19da840b8dee773931211369d1279b100f4805fdfbb31c159b665f45d176adfdPerform Direct A...361108072022-11-27 0:16:035 days 11 hrs ago0x83113594e4dab7c296ec213b9e500c7204e6700f IN  Socket: 1Inch Swap Implementation1.186701163439926 MATIC0.005278790546 31.049700001
0xe95fceae05078365d3e712a247872a1292d3f2269698394fd5cb3691c2f8d144Perform Direct A...361093092022-11-26 23:24:315 days 12 hrs ago0xdfdb87cbdb074f12f43403ff7bb99512f7eec0a8 IN  Socket: 1Inch Swap Implementation0 MATIC0.006095520003 30.000000015
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0x370ce8645f83ec9f8416ef4c4ae37bfb6438271074aaf2117f3e3ca79fbaedac363277202022-12-02 8:21:373 hrs 50 mins ago Socket: 1Inch Swap Implementation 0x1111111254fb6c44bac0bed2854e76f90643097d30 MATIC
0x370ce8645f83ec9f8416ef4c4ae37bfb6438271074aaf2117f3e3ca79fbaedac363277202022-12-02 8:21:373 hrs 50 mins ago Socket: Registry Socket: 1Inch Swap Implementation30 MATIC
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0x0a01acd333301f9dfb5a804a815039219f5fe4d6c6cf45f8f4eaf769baa37476363242852022-12-02 6:17:015 hrs 55 mins ago Socket: Registry Socket: 1Inch Swap Implementation24 MATIC
0x2349657e82266e919f2bec000ec7c754ff5cf9589751e404c9412f4122de2c64363230852022-12-02 5:33:356 hrs 38 mins ago Socket: 1Inch Swap Implementation 0x1111111254fb6c44bac0bed2854e76f90643097d110 MATIC
0x2349657e82266e919f2bec000ec7c754ff5cf9589751e404c9412f4122de2c64363230852022-12-02 5:33:356 hrs 38 mins ago Socket: Registry Socket: 1Inch Swap Implementation110 MATIC
0x331060c06e19b13633dfb5e9fd227c84b9748bcde539fb5bee169df6aa3d6a6d363202682022-12-02 3:56:368 hrs 15 mins ago Socket: 1Inch Swap Implementation 0x1111111254fb6c44bac0bed2854e76f90643097d122 MATIC
0x331060c06e19b13633dfb5e9fd227c84b9748bcde539fb5bee169df6aa3d6a6d363202682022-12-02 3:56:368 hrs 15 mins ago Socket: Registry Socket: 1Inch Swap Implementation122 MATIC
0x40d4ce7cb57cca490997181c1ebc1763c14927678146e40968959f3c8b7eb3d5363163072022-12-02 1:37:4010 hrs 34 mins ago Socket: 1Inch Swap Implementation 0x1111111254fb6c44bac0bed2854e76f90643097d10 MATIC
0x40d4ce7cb57cca490997181c1ebc1763c14927678146e40968959f3c8b7eb3d5363163072022-12-02 1:37:4010 hrs 34 mins ago Socket: Registry Socket: 1Inch Swap Implementation10 MATIC
0xfeed971855145af7d621c07cb190a5fa09599eb2a01417990cb2ce01e0b0f7da363156552022-12-02 1:15:1410 hrs 57 mins ago Socket: 1Inch Swap Implementation 0x1111111254fb6c44bac0bed2854e76f90643097d0.05 MATIC
0xfeed971855145af7d621c07cb190a5fa09599eb2a01417990cb2ce01e0b0f7da363156552022-12-02 1:15:1410 hrs 57 mins ago Socket: Registry Socket: 1Inch Swap Implementation0.05 MATIC
0xe930d3cb0db3825b18f3f1c34e001ee7f000173e788d44c166e9b1e8d86bc1cb363155482022-12-02 1:11:3211 hrs ago Socket: 1Inch Swap Implementation 0x1111111254fb6c44bac0bed2854e76f90643097d0.05 MATIC
0xe930d3cb0db3825b18f3f1c34e001ee7f000173e788d44c166e9b1e8d86bc1cb363155482022-12-02 1:11:3211 hrs ago Socket: Registry Socket: 1Inch Swap Implementation0.05 MATIC
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0x09ab0ebfba9f9838b6fdeb5476f5373a165196b3a6709843832d22c2de1b8af6363144412022-12-02 0:33:2011 hrs 39 mins ago Socket: Registry Socket: 1Inch Swap Implementation0.0012 MATIC
0xb129e6cf9cef488b1d7c336d8bae1f1b666f8f1f3bcf03f7aecf7e1dc8818649363141492022-12-02 0:23:1611 hrs 49 mins ago Socket: 1Inch Swap Implementation 0x1111111254fb6c44bac0bed2854e76f90643097d100 MATIC
0xb129e6cf9cef488b1d7c336d8bae1f1b666f8f1f3bcf03f7aecf7e1dc8818649363141492022-12-02 0:23:1611 hrs 49 mins ago Socket: Registry Socket: 1Inch Swap Implementation100 MATIC
0x93c570bec8a8ce7377fcb19b372d4bac4c2ca15f2081c2f5697c571eb7b273ee363133542022-12-01 23:55:5812 hrs 16 mins ago Socket: 1Inch Swap Implementation 0x1111111254fb6c44bac0bed2854e76f90643097d111.06452286444500462 MATIC
0x93c570bec8a8ce7377fcb19b372d4bac4c2ca15f2081c2f5697c571eb7b273ee363133542022-12-01 23:55:5812 hrs 16 mins ago Socket: Registry Socket: 1Inch Swap Implementation111.06452286444500462 MATIC
0xd55b328ab7929cd047e4e2e78fd83cc0b3c016d5770c02d4799fa4dbaf114625363133492022-12-01 23:55:4812 hrs 16 mins ago Socket: 1Inch Swap Implementation 0x1111111254fb6c44bac0bed2854e76f90643097d15 MATIC
0xd55b328ab7929cd047e4e2e78fd83cc0b3c016d5770c02d4799fa4dbaf114625363133492022-12-01 23:55:4812 hrs 16 mins ago Socket: Registry Socket: 1Inch Swap Implementation15 MATIC
0xd9d93d6486e535983f9eef82dd97f4b6f3c00aaac2a3cc3451c9a043eee6e668363131512022-12-01 23:48:5612 hrs 23 mins ago Socket: 1Inch Swap Implementation 0x1111111254fb6c44bac0bed2854e76f90643097d150 MATIC
0xd9d93d6486e535983f9eef82dd97f4b6f3c00aaac2a3cc3451c9a043eee6e668363131512022-12-01 23:48:5612 hrs 23 mins ago Socket: Registry Socket: 1Inch Swap Implementation150 MATIC
0x8fb257b54daeeb1ce77aeaf91c57ae8eeaceb602df9efb5c5a7e2710f067580a363131062022-12-01 23:47:2612 hrs 24 mins ago Socket: 1Inch Swap Implementation 0x1111111254fb6c44bac0bed2854e76f90643097d57 MATIC
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Contract Source Code Verified (Exact Match)

Contract Name:
OneInchSwapImpl

Compiler Version
v0.8.4+commit.c7e474f2

Optimization Enabled:
Yes with 800 runs

Other Settings:
default evmVersion

Contract Source Code (Solidity Standard Json-Input format)

File 1 of 8 : OneInchImpl.sol
// SPDX-License-Identifier: MIT
pragma solidity >=0.8.0;

import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
import "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol";
import "../MiddlewareImplBase.sol";
import "../helpers/errors.sol";

/**
// @title One Inch Swap Implementation
// @notice Called by the registry before cross chain transfers if the user requests
// for a swap
// @dev Follows the interface of Swap Impl Base
// @author Movr Network
*/
contract OneInchSwapImpl is MiddlewareImplBase {
    using SafeERC20 for IERC20;
    address payable public oneInchAggregator;
    event UpdateOneInchAggregatorAddress(address indexed oneInchAggregator);
    event AmountRecieved(
        uint256 amount,
        address tokenAddress,
        address receiver
    );
    address private constant NATIVE_TOKEN_ADDRESS =
        address(0xEeeeeEeeeEeEeeEeEeEeeEEEeeeeEeeeeeeeEEeE);

    /// one inch aggregator contract is payable to allow ethereum swaps
    constructor(address registry, address _oneInchAggregator)
        MiddlewareImplBase(registry)
    {
        oneInchAggregator = payable(_oneInchAggregator);
    }

    /// @notice Sets oneInchAggregator address
    /// @param _oneInchAggregator is the address for oneInchAggreagtor
    function setOneInchAggregator(address _oneInchAggregator)
        external
        onlyOwner
    {
        oneInchAggregator = payable(_oneInchAggregator);
        emit UpdateOneInchAggregatorAddress(_oneInchAggregator);
    }

    /**
    // @notice Function responsible for swapping from one token to a different token
    // @dev This is called only when there is a request for a swap. 
    // @param from userAddress or sending address.
    // @param fromToken token to be swapped
    // @param amount amount to be swapped 
    // param to not required. This is there only to follow the MiddlewareImplBase
    // @param swapExtraData data required for the one inch aggregator to get the swap done
    */
    function performAction(
        address from,
        address fromToken,
        uint256 amount,
        address, // receiverAddress
        bytes memory swapExtraData
    ) external payable override onlyRegistry returns (uint256) {
        require(fromToken != address(0), MovrErrors.ADDRESS_0_PROVIDED);
        if (fromToken != NATIVE_TOKEN_ADDRESS) {
            IERC20(fromToken).safeTransferFrom(from, address(this), amount);
            IERC20(fromToken).safeIncreaseAllowance(oneInchAggregator, amount);
            {
                // solhint-disable-next-line
                (bool success, bytes memory result) = oneInchAggregator.call(
                    swapExtraData
                );
                IERC20(fromToken).safeApprove(oneInchAggregator, 0);
                require(success, MovrErrors.MIDDLEWARE_ACTION_FAILED);
                (uint256 returnAmount, ) = abi.decode(
                    result,
                    (uint256, uint256)
                );
                return returnAmount;
            }
        } else {
            (bool success, bytes memory result) = oneInchAggregator.call{
                value: amount
            }(swapExtraData);
            require(success, MovrErrors.MIDDLEWARE_ACTION_FAILED);
            (uint256 returnAmount, ) = abi.decode(result, (uint256, uint256));
            return returnAmount;
        }
    }

    /**
    // @notice Function responsible for swapping from one token to a different token directly
    // @dev This is called only when there is a request for a swap. 
    // @param fromToken token to be swapped
    // @param amount amount to be swapped 
    // @param swapExtraData data required for the one inch aggregator to get the swap done
    */
    function performDirectAction(
        address fromToken,
        address toToken,
        address receiver,
        uint256 amount,
        bytes memory swapExtraData
    ) external payable {
        if (fromToken != NATIVE_TOKEN_ADDRESS) {
            IERC20(fromToken).safeTransferFrom(
                msg.sender,
                address(this),
                amount
            );
            IERC20(fromToken).safeIncreaseAllowance(oneInchAggregator, amount);
            {
                // solhint-disable-next-line
                (bool success, bytes memory result) = oneInchAggregator.call(
                    swapExtraData
                );
                IERC20(fromToken).safeApprove(oneInchAggregator, 0);
                require(success, MovrErrors.MIDDLEWARE_ACTION_FAILED);
                (uint256 returnAmount, ) = abi.decode(
                    result,
                    (uint256, uint256)
                );
                emit AmountRecieved(returnAmount, toToken, receiver);
            }
        } else {
            (bool success, bytes memory result) = oneInchAggregator.call{
                value: amount
            }(swapExtraData);
            require(success, MovrErrors.MIDDLEWARE_ACTION_FAILED);
            (uint256 returnAmount, ) = abi.decode(result, (uint256, uint256));
            emit AmountRecieved(returnAmount, toToken, receiver);
        }
    }
}

File 2 of 8 : IERC20.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

/**
 * @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);
}

File 3 of 8 : SafeERC20.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "../IERC20.sol";
import "../../../utils/Address.sol";

/**
 * @title SafeERC20
 * @dev Wrappers around ERC20 operations that throw on failure (when the token
 * contract returns false). Tokens that return no value (and instead revert or
 * throw on failure) are also supported, non-reverting calls are assumed to be
 * successful.
 * To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract,
 * which allows you to call the safe operations as `token.safeTransfer(...)`, etc.
 */
library SafeERC20 {
    using Address for address;

    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) + value;
        _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
    }

    function safeDecreaseAllowance(IERC20 token, address spender, uint256 value) internal {
        unchecked {
            uint256 oldAllowance = token.allowance(address(this), spender);
            require(oldAllowance >= value, "SafeERC20: decreased allowance below zero");
            uint256 newAllowance = oldAllowance - value;
            _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");
        }
    }
}

File 4 of 8 : MiddlewareImplBase.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.4;
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
import "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol";
import "./helpers/errors.sol";

/**
// @title Abstract Contract for middleware services.
// @notice All middleware services will follow this interface. 
*/
abstract contract MiddlewareImplBase is Ownable {
    using SafeERC20 for IERC20;
    address public immutable registry;

    /// @notice only registry address is required.
    constructor(address _registry) Ownable() {
        registry = _registry;
    }

    modifier onlyRegistry {
        require(msg.sender == registry, MovrErrors.INVALID_SENDER);
        _;
    }

    function performAction(
        address from,
        address fromToken,
        uint256 amount,
        address receiverAddress,
        bytes memory data
    ) external payable virtual returns (uint256);

    function rescueFunds(
        address token,
        address userAddress,
        uint256 amount
    ) external onlyOwner {
        IERC20(token).safeTransfer(userAddress, amount);
    }
}

File 5 of 8 : errors.sol
// SPDX-License-Identifier: MIT
pragma solidity >=0.8.0;

library MovrErrors {
    string internal constant ADDRESS_0_PROVIDED = "ADDRESS_0_PROVIDED";
    string internal constant EMPTY_INPUT = "EMPTY_INPUT";
    string internal constant LENGTH_MISMATCH = "LENGTH_MISMATCH";
    string internal constant INVALID_VALUE = "INVALID_VALUE";
    string internal constant INVALID_AMT = "INVALID_AMT";

    string internal constant IMPL_NOT_FOUND = "IMPL_NOT_FOUND";
    string internal constant ROUTE_NOT_FOUND = "ROUTE_NOT_FOUND";
    string internal constant IMPL_NOT_ALLOWED = "IMPL_NOT_ALLOWED";
    string internal constant ROUTE_NOT_ALLOWED = "ROUTE_NOT_ALLOWED";
    string internal constant INVALID_CHAIN_DATA = "INVALID_CHAIN_DATA";
    string internal constant CHAIN_NOT_SUPPORTED = "CHAIN_NOT_SUPPORTED";
    string internal constant TOKEN_NOT_SUPPORTED = "TOKEN_NOT_SUPPORTED";
    string internal constant NOT_IMPLEMENTED = "NOT_IMPLEMENTED";
    string internal constant INVALID_SENDER = "INVALID_SENDER";
    string internal constant INVALID_BRIDGE_ID = "INVALID_BRIDGE_ID";
    string internal constant MIDDLEWARE_ACTION_FAILED =
        "MIDDLEWARE_ACTION_FAILED";
    string internal constant VALUE_SHOULD_BE_ZERO = "VALUE_SHOULD_BE_ZERO";
    string internal constant VALUE_SHOULD_NOT_BE_ZERO = "VALUE_SHOULD_NOT_BE_ZERO";
    string internal constant VALUE_NOT_ENOUGH = "VALUE_NOT_ENOUGH";
    string internal constant VALUE_NOT_EQUAL_TO_AMOUNT = "VALUE_NOT_EQUAL_TO_AMOUNT";
}

File 6 of 8 : Address.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

/**
 * @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 on 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");
        require(isContract(target), "Address: call to non-contract");

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

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
        return functionStaticCall(target, data, "Address: low-level static call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(address target, bytes memory data, string memory errorMessage) internal view returns (bytes memory) {
        require(isContract(target), "Address: static call to non-contract");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.staticcall(data);
        return _verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionDelegateCall(target, data, "Address: low-level delegate call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
        require(isContract(target), "Address: delegate call to non-contract");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.delegatecall(data);
        return _verifyCallResult(success, returndata, errorMessage);
    }

    function _verifyCallResult(bool success, bytes memory returndata, string memory errorMessage) private pure returns(bytes memory) {
        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);
            }
        }
    }
}

File 7 of 8 : Ownable.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "../utils/Context.sol";
/**
 * @dev Contract module which provides a basic access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * 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.
 */
abstract contract Ownable is Context {
    address private _owner;

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

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

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

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        require(owner() == _msgSender(), "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;
    }
}

File 8 of 8 : Context.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

/*
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
        return msg.data;
    }
}

Settings
{
  "metadata": {
    "bytecodeHash": "none",
    "useLiteralContent": true
  },
  "optimizer": {
    "enabled": true,
    "runs": 800
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

Contract Security Audit

Contract ABI

[{"inputs":[{"internalType":"address","name":"registry","type":"address"},{"internalType":"address","name":"_oneInchAggregator","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"},{"indexed":false,"internalType":"address","name":"tokenAddress","type":"address"},{"indexed":false,"internalType":"address","name":"receiver","type":"address"}],"name":"AmountRecieved","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":"oneInchAggregator","type":"address"}],"name":"UpdateOneInchAggregatorAddress","type":"event"},{"inputs":[],"name":"oneInchAggregator","outputs":[{"internalType":"address payable","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"fromToken","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"address","name":"","type":"address"},{"internalType":"bytes","name":"swapExtraData","type":"bytes"}],"name":"performAction","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"fromToken","type":"address"},{"internalType":"address","name":"toToken","type":"address"},{"internalType":"address","name":"receiver","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"},{"internalType":"bytes","name":"swapExtraData","type":"bytes"}],"name":"performDirectAction","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"registry","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"token","type":"address"},{"internalType":"address","name":"userAddress","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"rescueFunds","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_oneInchAggregator","type":"address"}],"name":"setOneInchAggregator","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)

000000000000000000000000c30141b657f4216252dc59af2e7cdb9d8792e1b000000000000000000000000011111112542d85b3ef69ae05771c2dccff4faa26

-----Decoded View---------------
Arg [0] : registry (address): 0xc30141b657f4216252dc59af2e7cdb9d8792e1b0
Arg [1] : _oneInchAggregator (address): 0x11111112542d85b3ef69ae05771c2dccff4faa26

-----Encoded View---------------
2 Constructor Arguments found :
Arg [0] : 000000000000000000000000c30141b657f4216252dc59af2e7cdb9d8792e1b0
Arg [1] : 00000000000000000000000011111112542d85b3ef69ae05771c2dccff4faa26


Block Transaction Gas Used Reward
Age Block Fee Address BC Fee Address Voting Power Jailed Incoming
Block Uncle Number Difficulty Gas Used Reward
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