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Latest 25 from a total of 503 transactions
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Bridge And Execu... | 19933231 | 240 days ago | IN | 0.0808295 ETH | 0.0092591 | ||||
Bridge And Execu... | 19925158 | 241 days ago | IN | 0.15313797 ETH | 0.00593293 | ||||
Bridge And Execu... | 19925088 | 241 days ago | IN | 0.01102087 ETH | 0.00378284 | ||||
Bridge And Execu... | 19915128 | 243 days ago | IN | 0.00870937 ETH | 0.00639492 | ||||
Bridge And Execu... | 19910819 | 243 days ago | IN | 0.15319014 ETH | 0.00330915 | ||||
Bridge And Execu... | 19890895 | 246 days ago | IN | 0.00580175 ETH | 0.00447527 | ||||
Bridge And Execu... | 19874168 | 248 days ago | IN | 0.00115045 ETH | 0.00442609 | ||||
Bridge And Execu... | 19874108 | 248 days ago | IN | 0.02130472 ETH | 0.00688754 | ||||
Bridge And Execu... | 19836153 | 254 days ago | IN | 0.00578998 ETH | 0.00142628 | ||||
Bridge And Execu... | 19770094 | 263 days ago | IN | 0.0269269 ETH | 0.00688732 | ||||
Bridge And Execu... | 19691672 | 274 days ago | IN | 0.00790147 ETH | 0.00386043 | ||||
Bridge And Execu... | 19691403 | 274 days ago | IN | 0.00790065 ETH | 0.00397815 | ||||
Bridge And Execu... | 19691334 | 274 days ago | IN | 0.00790065 ETH | 0.00430037 | ||||
Bridge And Execu... | 19689115 | 274 days ago | IN | 0.00790051 ETH | 0.00435381 | ||||
Bridge And Execu... | 19688454 | 274 days ago | IN | 0.01529964 ETH | 0.00523929 | ||||
Bridge And Execu... | 19687248 | 275 days ago | IN | 0.00790074 ETH | 0.00398192 | ||||
Bridge And Execu... | 19687042 | 275 days ago | IN | 0.00790586 ETH | 0.00405101 | ||||
Bridge And Execu... | 19685043 | 275 days ago | IN | 0.00790217 ETH | 0.00508916 | ||||
Bridge And Execu... | 19684737 | 275 days ago | IN | 0.00790137 ETH | 0.00456318 | ||||
Bridge And Execu... | 19684398 | 275 days ago | IN | 0.00790109 ETH | 0.00426909 | ||||
Bridge And Execu... | 19684256 | 275 days ago | IN | 0.00790181 ETH | 0.00452498 | ||||
Bridge And Execu... | 19684128 | 275 days ago | IN | 0.00790181 ETH | 0.00571922 | ||||
Bridge And Execu... | 19683708 | 275 days ago | IN | 0.00790186 ETH | 0.00616649 | ||||
Bridge And Execu... | 19683497 | 275 days ago | IN | 0.00790331 ETH | 0.0068926 | ||||
Bridge And Execu... | 19683414 | 275 days ago | IN | 0.00790189 ETH | 0.00902904 |
Latest 25 internal transactions (View All)
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19933231 | 240 days ago | 0.00033892 ETH | ||||
19933231 | 240 days ago | 0.08013025 ETH | ||||
19933231 | 240 days ago | 0.00036032 ETH | ||||
19925158 | 241 days ago | 0.00029218 ETH | ||||
19925158 | 241 days ago | 0.15230503 ETH | ||||
19925158 | 241 days ago | 0.00054076 ETH | ||||
19925088 | 241 days ago | 0.01033251 ETH | ||||
19925088 | 241 days ago | 0.00018635 ETH | ||||
19915128 | 243 days ago | 0.00028025 ETH | ||||
19915128 | 243 days ago | 0.0082485 ETH | ||||
19915128 | 243 days ago | 0.00018062 ETH | ||||
19910819 | 243 days ago | 0.00034691 ETH | ||||
19910819 | 243 days ago | 0.15230247 ETH | ||||
19910819 | 243 days ago | 0.00054075 ETH | ||||
19890895 | 246 days ago | 0.00537757 ETH | ||||
19890895 | 246 days ago | 0.00017317 ETH | ||||
19874168 | 248 days ago | 0.00095822 ETH | ||||
19874168 | 248 days ago | 0.0001616 ETH | ||||
19874108 | 248 days ago | 0.0003626 ETH | ||||
19874108 | 248 days ago | 0.0207303 ETH | ||||
19874108 | 248 days ago | 0.00021182 ETH | ||||
19836153 | 254 days ago | 0.0053658 ETH | ||||
19836153 | 254 days ago | 0.00017317 ETH | ||||
19770094 | 263 days ago | 0.02544599 ETH | ||||
19770094 | 263 days ago | 0.00022588 ETH |
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Contract Name:
Core
Compiler Version
v0.8.17+commit.8df45f5f
Optimization Enabled:
Yes with 200 runs
Other Settings:
london EvmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: BUSL-1.1 pragma solidity 0.8.17; import {ICore} from "./interfaces/ICore.sol"; import {Dispatcher} from "./base/Dispatcher.sol"; import {IERC20} from "@openzeppelin-contracts/contracts/interfaces/IERC20.sol"; import {SafeERC20} from "@openzeppelin-contracts/contracts/token/ERC20/utils/SafeERC20.sol"; import {LzBridgeData, TokenData} from "./lib/CoreStructs.sol"; import {IStargateReceiver} from "./interfaces/stargate/IStargateReceiver.sol"; import {IStargateRouter} from "./interfaces/stargate/IStargateRouter.sol"; import {IWrappedToken} from "./interfaces/IWrappedToken.sol"; import {FeeOperator} from "./utils/FeeOperator.sol"; import {Context} from "@openzeppelin-contracts/contracts/utils/Context.sol"; contract Core is ICore, FeeOperator, Dispatcher, IStargateReceiver { constructor( address _executor, address _stargateRouter, address _uniswapRouter, address _wrappedNative, address _sgETH, address _trustedForwarder ) Dispatcher(_executor, _stargateRouter, _uniswapRouter, _wrappedNative, _sgETH, _trustedForwarder) {} /** * @dev Swaps currency from the incoming to the outgoing token and executes a transaction with payment. * @param target The address of the target contract for the payment transaction. * @param paymentOperator The operator address for payment transfers requiring erc20 approvals. * @param tokenData The token swap data and payment transaction payload */ function swapAndExecute(address target, address paymentOperator, TokenData calldata tokenData) external payable handleFees(0, tokenData.amountIn, tokenData.tokenIn, tokenData.nativeOut) { _receiveErc20(tokenData.amountIn, tokenData.tokenIn); _swapAndExecute(_msgSender(), target, paymentOperator, block.timestamp, tokenData); } /** * @dev Bridges funds in native or erc20 and a payment transaction payload to the destination chain * @param lzBridgeData The configuration for the cross bridge transaction * @param tokenData The token swap data and payment transaction payload * @param lzTxObj The configuration of gas and dust for post bridge execution */ function bridgeAndExecute( LzBridgeData calldata lzBridgeData, TokenData calldata tokenData, IStargateRouter.lzTxObj calldata lzTxObj ) external payable handleFees(lzBridgeData.fee, tokenData.amountIn, tokenData.tokenIn, tokenData.nativeOut) { if (tokenData.nativeOut > 0) { revert BridgeNativeOutNonZero(); } _receiveErc20(tokenData.amountIn, tokenData.tokenIn); address tokenIn = tokenData.tokenIn; // if we need to wrap token for non sg_eth bridges do so if (tokenData.tokenIn == address(0) && tokenData.tokenOut != SG_ETH) { tokenIn = WRAPPED_NATIVE; IWrappedToken(tokenIn).deposit{value: tokenData.amountIn}(); } // only swap if we need to (if we pass in eth and tokenOut is SG_ETH, we also don't swap) if (tokenIn != tokenData.tokenOut && !(tokenIn == address(0) && tokenData.tokenOut == SG_ETH)) { _swapExactOutput( _msgSender(), tokenIn, tokenData.amountIn, tokenData.amountOut, block.timestamp, tokenData.path ); } if (tokenIn == tokenData.tokenOut && tokenData.amountOut > tokenData.amountIn) { revert BridgeOutputExceedsInput(); } _approveAndBridge(tokenData.tokenOut, tokenData.amountOut, lzBridgeData, lzTxObj, tokenData.payload); } /* * @dev Called by the Stargate Router on the destination chain upon bridging funds. * @dev unused @param _srcChainId The remote chainId sending the tokens. * @dev unused @param _srcAddress The remote Bridge address. * @dev unused @param _nonce The message ordering nonce. * @param _token The token contract on the local chain. * @param amountLD The qty of local _token contract tokens. * @param payload The bytes containing the execution paramaters. */ function sgReceive( uint16, // _srcChainid bytes memory, // _srcAddress uint256, // _nonce address _token, uint256 amountLD, bytes memory payload ) external override { if (_msgSender() != address(STARGATE_ROUTER)) { revert OnlyStargateRouter(); } ( address sender, address target, address _paymentToken, address paymentOperator, uint256 _amountOutMin, bytes memory path, bytes memory callData ) = abi.decode(payload, (address, address, address, address, uint256, bytes, bytes)); TokenData memory tokenData = TokenData(amountLD, _amountOutMin, 0, _token, _paymentToken, path, callData); _swapAndExecute(sender, target, paymentOperator, block.timestamp, tokenData); emit ReceivedOnDestination(_token, amountLD); } function _msgSender() internal view override (Context, Dispatcher) returns (address) { return Dispatcher._msgSender(); } function _msgData() internal view override (Context, Dispatcher) returns (bytes calldata) { return Dispatcher._msgData(); } function withdraw(IERC20 token) external onlyOwner { SafeERC20.safeTransfer(token, _msgSender(), token.balanceOf(address(this))); } function withdrawEth() external onlyOwner { (bool success,) = payable(_msgSender()).call{value: address(this).balance}(""); require(success, "Could not drain ETH"); } /// @notice To receive ETH from WETH and NFT protocols receive() external payable {} }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity 0.8.17; import {LzBridgeData, TokenData} from "../lib/CoreStructs.sol"; import {IStargateRouter} from "../interfaces/stargate/IStargateRouter.sol"; interface ICore { /* * @dev Only Stargate Router can perform this operation. */ error OnlyStargateRouter(); /** * @dev Swaps currency from the incoming to the outgoing token and executes a transaction with payment. * @param target The address of the target contract for the payment transaction. * @param paymentOperator The operator address for payment transfers requiring erc20 approvals. * @param tokenData The token swap data and payment transaction payload */ function swapAndExecute(address target, address paymentOperator, TokenData calldata tokenData) external payable; /** * @dev Bridges funds in native or erc20 and a payment transaction payload to the destination chain * @param lzBridgeData The configuration for the cross bridge transaction * @param tokenData The token swap data and payment transaction payload * @param lzTxObj The configuration of gas and dust for post bridge execution */ function bridgeAndExecute( LzBridgeData calldata lzBridgeData, TokenData calldata tokenData, IStargateRouter.lzTxObj calldata lzTxObj ) external payable; }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity 0.8.17; import {BoxImmutables} from "./BoxImmutables.sol"; import {IWrappedToken} from "../interfaces/IWrappedToken.sol"; import {IERC20} from "@openzeppelin-contracts/contracts/interfaces/IERC20.sol"; import {Ownable} from "@openzeppelin-contracts/contracts/access/Ownable.sol"; import {ISwapRouter} from "@uniswap/v3-periphery/contracts/interfaces/ISwapRouter.sol"; import {SafeERC20} from "@openzeppelin-contracts/contracts/token/ERC20/utils/SafeERC20.sol"; import {LzBridgeData, TokenData} from "../lib/CoreStructs.sol"; import {IStargateRouter} from "../interfaces/stargate/IStargateRouter.sol"; import {IExecutor} from "../interfaces/IExecutor.sol"; import {ERC2771Context} from "@openzeppelin-contracts/contracts/metatx/ERC2771Context.sol"; import {Context} from "@openzeppelin-contracts/contracts/utils/Context.sol"; contract Dispatcher is ERC2771Context, BoxImmutables, Ownable { constructor( address _executor, address _stargateRouter, address _uniswapRouter, address _wrappedNative, address _sgEth, address _trustedForwarder ) ERC2771Context(_trustedForwarder) BoxImmutables(_executor, _stargateRouter, _uniswapRouter, _wrappedNative, _sgEth) {} function _msgSender() internal view virtual override (Context, ERC2771Context) returns (address) { return ERC2771Context._msgSender(); } function _msgData() internal view virtual override (Context, ERC2771Context) returns (bytes calldata) { return ERC2771Context._msgData(); } /** * @dev Internal function to handle receiving erc20 tokens for bridging and swapping. * @param amountIn The amount of native or erc20 being transferred. * @param tokenIn The address of the token being transferred. */ function _receiveErc20(uint256 amountIn, address tokenIn) internal { if (tokenIn != address(0)) { SafeERC20.safeTransferFrom(IERC20(tokenIn), _msgSender(), address(this), amountIn); } } event BridgedExecutionUnsuccessful(); event RefundUnsuccessful(); error ExecutionUnsuccessful(); error SwapOutputExceedsInput(); error SwapUnsuccessful(); error BridgeOutputExceedsInput(); error BridgeNativeOutNonZero(); /** * @dev Internal function to approve an erc20 token and perform a cross chain swap using Stargate Router. * @param bridgeToken The erc20 which will be approved and transferred. * @param amountOut The amount of bridge token being transferred. * @param lzBridgeData The configuration for the cross bridge transaction. * @param lzTxObj The configuration of gas and dust for post bridge execution. * @param payload The bytes containing execution parameters for post bridge execution. */ function _approveAndBridge( address bridgeToken, uint256 amountOut, LzBridgeData calldata lzBridgeData, IStargateRouter.lzTxObj calldata lzTxObj, bytes calldata payload ) internal { // approve for bridge if (bridgeToken != SG_ETH) { SafeERC20.safeIncreaseAllowance(IERC20(bridgeToken), STARGATE_ROUTER, amountOut); } IStargateRouter(STARGATE_ROUTER).swap{ value: bridgeToken == SG_ETH ? (lzBridgeData.fee + amountOut) : lzBridgeData.fee }( lzBridgeData._dstChainId, // send to LayerZero chainId lzBridgeData._srcPoolId, // source pool id lzBridgeData._dstPoolId, // dst pool id payable(_msgSender()), // refund adddress. extra gas (if any) is returned to this address amountOut, // quantity to swap (amountOut * 994) / 1000, // the min qty you would accept on the destination, fee is 6 bips lzTxObj, // additional gasLimit increase, airdrop, at address abi.encodePacked(lzBridgeData._bridgeAddress), // the address to send the tokens to on the destination payload // bytes param, if you wish to send additional payload you can abi.encode() them here ); } /** * @dev Internal function to swap tokens for an exact output amount using Uniswap v3 SwapRouter. * @param sender The account receiving any refunds, typically the EOA which initiated the transaction. * @param tokenIn The input token for the swap, use zero address to convert native to erc20 wrapped native. * @param amountInMaximum The maximum amount allocated to swap for the exact amount out. * @param amountOut The exact output amount of tokens desired from the swap. * @param deadline The deadline for execution of the Uniswap transaction. * @param path The encoded sequences of pools and fees required to perform the swap. */ function _swapExactOutput( address sender, address tokenIn, uint256 amountInMaximum, uint256 amountOut, uint256 deadline, bytes memory path ) internal returns (bool success) { // deposit native into wrapped native if necessary if (tokenIn == address(0)) { IWrappedToken(WRAPPED_NATIVE).deposit{value: amountInMaximum}(); tokenIn = WRAPPED_NATIVE; } // approve router to use our wrapped native SafeERC20.safeIncreaseAllowance(IERC20(tokenIn), UNISWAP_ROUTER, amountInMaximum); // setup the parameters for multi hop swap ISwapRouter.ExactOutputParams memory params = ISwapRouter.ExactOutputParams({ path: path, recipient: address(this), deadline: deadline, amountOut: amountOut, amountInMaximum: amountInMaximum }); success = true; uint256 refund; // perform the swap and calculate any excess erc20 funds if (_msgSender() == STARGATE_ROUTER) { try ISwapRouter(UNISWAP_ROUTER).exactOutput(params) returns (uint256 amountIn) { refund = amountInMaximum - amountIn; } catch { refund = amountInMaximum; success = false; } } else { uint256 amountIn = ISwapRouter(UNISWAP_ROUTER).exactOutput(params); refund = amountInMaximum - amountIn; } // refund any excess erc20 funds to sender if (refund > 0) { SafeERC20.safeDecreaseAllowance(IERC20(tokenIn), UNISWAP_ROUTER, refund); SafeERC20.safeTransfer(IERC20(tokenIn), sender, refund); } } /** * @dev Internal function to swaps currency from the incoming to the outgoing token and execute a transaction with payment. * @param sender The account receiving any refunds, typically the EOA which initiated the transaction. * @param target The address of the target contract for the payment transaction. * @param paymentOperator The operator address for payment transfers requiring erc20 approvals. * @param deadline The deadline for execution of the uniswap transaction. * @param data The token swap data and post bridge execution payload. */ function _swapAndExecute( address sender, address target, address paymentOperator, uint256 deadline, TokenData memory data ) internal { bool success = true; // confirm native currency output does not exceed native currency input if (data.tokenIn == data.tokenOut && data.amountOut > data.amountIn) { if (_msgSender() == STARGATE_ROUTER) { _refund(sender, data.tokenIn, data.amountIn); success = false; } else { revert SwapOutputExceedsInput(); } } // if necessary, swap incoming and outgoing tokens and unwrap native funds if (data.tokenIn != data.tokenOut) { if (data.tokenIn == WRAPPED_NATIVE && data.tokenOut == address(0)) { // unwrap native funds IWrappedToken(WRAPPED_NATIVE).withdraw(data.amountOut); } else if (data.tokenIn != SG_ETH || data.tokenOut != address(0)) { success = _swapExactOutput(sender, data.tokenIn, data.amountIn, data.amountOut, deadline, data.path); if (success && data.tokenOut == address(0)) { IWrappedToken(WRAPPED_NATIVE).withdraw(data.amountOut); } else if (!success) { if (_msgSender() == STARGATE_ROUTER) { _refund(sender, data.tokenIn, data.amountIn); } else { revert SwapUnsuccessful(); } } } } if (success) { if (data.tokenOut == address(0)) { // complete payment transaction with native currency try IExecutor(EXECUTOR).execute{value: data.amountOut + data.nativeOut}(target, paymentOperator, data) returns (bool executionSuccess) { success = executionSuccess; } catch { success = false; } } else { // complete payment transaction with erc20 using executor SafeERC20.safeIncreaseAllowance(IERC20(data.tokenOut), EXECUTOR, data.amountOut); try IExecutor(EXECUTOR).execute{value: data.nativeOut}(target, paymentOperator, data) returns ( bool executionSuccess ) { success = executionSuccess; } catch { success = false; } } if (!success) { if (_msgSender() == STARGATE_ROUTER) { _refund(sender, data.tokenOut, data.amountOut); emit BridgedExecutionUnsuccessful(); } else { revert ExecutionUnsuccessful(); } } } } /** * @dev Internal function to handle refund transfers of native or erc20 to a recipient. * @param to The recipient of the refund transfer. * @param token The token being transferred, use zero address for native currency. * @param amount The amount of native or erc20 being transferred to the recipient. */ function _refund(address to, address token, uint256 amount) internal { if (token == address(0)) { (bool success,) = payable(to).call{value: amount}(""); if (!success) { emit RefundUnsuccessful(); } } else { SafeERC20.safeTransfer(IERC20(token), to, amount); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (interfaces/IERC20.sol) pragma solidity ^0.8.0; import "../token/ERC20/IERC20.sol";
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (token/ERC20/utils/SafeERC20.sol) pragma solidity ^0.8.0; import "../IERC20.sol"; import "../extensions/IERC20Permit.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; /** * @dev Transfer `value` amount of `token` from the calling contract to `to`. If `token` returns no value, * non-reverting calls are assumed to be successful. */ function safeTransfer(IERC20 token, address to, uint256 value) internal { _callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value)); } /** * @dev Transfer `value` amount of `token` from `from` to `to`, spending the approval given by `from` to the * calling contract. If `token` returns no value, non-reverting calls are assumed to be successful. */ 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' 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)); } /** * @dev Increase the calling contract's allowance toward `spender` by `value`. If `token` returns no value, * non-reverting calls are assumed to be successful. */ function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal { uint256 oldAllowance = token.allowance(address(this), spender); _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, oldAllowance + value)); } /** * @dev Decrease the calling contract's allowance toward `spender` by `value`. If `token` returns no value, * non-reverting calls are assumed to be successful. */ 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"); _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, oldAllowance - value)); } } /** * @dev Set the calling contract's allowance toward `spender` to `value`. If `token` returns no value, * non-reverting calls are assumed to be successful. Compatible with tokens that require the approval to be set to * 0 before setting it to a non-zero value. */ function forceApprove(IERC20 token, address spender, uint256 value) internal { bytes memory approvalCall = abi.encodeWithSelector(token.approve.selector, spender, value); if (!_callOptionalReturnBool(token, approvalCall)) { _callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, 0)); _callOptionalReturn(token, approvalCall); } } /** * @dev Use a ERC-2612 signature to set the `owner` approval toward `spender` on `token`. * Revert on invalid signature. */ function safePermit( IERC20Permit token, address owner, address spender, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s ) internal { uint256 nonceBefore = token.nonces(owner); token.permit(owner, spender, value, deadline, v, r, s); uint256 nonceAfter = token.nonces(owner); require(nonceAfter == nonceBefore + 1, "SafeERC20: permit did not succeed"); } /** * @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"); require(returndata.length == 0 || abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed"); } /** * @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). * * This is a variant of {_callOptionalReturn} that silents catches all reverts and returns a bool instead. */ function _callOptionalReturnBool(IERC20 token, bytes memory data) private returns (bool) { // 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 cannot use {Address-functionCall} here since this should return false // and not revert is the subcall reverts. (bool success, bytes memory returndata) = address(token).call(data); return success && (returndata.length == 0 || abi.decode(returndata, (bool))) && Address.isContract(address(token)); } }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity 0.8.17; /* * @dev A parameter object containing data for bridging funds and an between chains */ struct LzBridgeData { uint120 _srcPoolId; uint120 _dstPoolId; uint16 _dstChainId; address _bridgeAddress; uint96 fee; } /* * @dev A parameter object containing token swap data and a payment transaction payload */ struct TokenData { uint256 amountIn; uint256 amountOut; uint256 nativeOut; address tokenIn; address tokenOut; bytes path; bytes payload; }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity 0.8.17; interface IStargateReceiver { event ReceivedOnDestination(address token, uint256 amountLD); /* * @dev Called by the Stargate Router on the destination chain upon bridging funds * @dev unused @param _srcChainId The remote chainId sending the tokens * @dev unused @param _srcAddress The remote Bridge address * @dev unused @param _nonce The message ordering nonce * @param _token The token contract on the local chain * @param amountLD The qty of local _token contract tokens * @param payload The bytes containing the execution paramaters */ function sgReceive( uint16, // _srcChainId bytes memory, // _srcAddress uint256, // _nonce address _token, uint256 amountLD, bytes memory payload ) external; }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity 0.8.17; pragma abicoder v2; interface IStargateRouter { struct lzTxObj { uint256 dstGasForCall; uint256 dstNativeAmount; bytes dstNativeAddr; } function addLiquidity(uint256 _poolId, uint256 _amountLD, address _to) external; function swap( uint16 _dstChainId, uint256 _srcPoolId, uint256 _dstPoolId, address payable _refundAddress, uint256 _amountLD, uint256 _minAmountLD, lzTxObj memory _lzTxParams, bytes calldata _to, bytes calldata _payload ) external payable; function redeemRemote( uint16 _dstChainId, uint256 _srcPoolId, uint256 _dstPoolId, address payable _refundAddress, uint256 _amountLP, uint256 _minAmountLD, bytes calldata _to, lzTxObj memory _lzTxParams ) external payable; function instantRedeemLocal(uint16 _srcPoolId, uint256 _amountLP, address _to) external returns (uint256); function redeemLocal( uint16 _dstChainId, uint256 _srcPoolId, uint256 _dstPoolId, address payable _refundAddress, uint256 _amountLP, bytes calldata _to, lzTxObj memory _lzTxParams ) external payable; function sendCredits(uint16 _dstChainId, uint256 _srcPoolId, uint256 _dstPoolId, address payable _refundAddress) external payable; function quoteLayerZeroFee( uint16 _dstChainId, uint8 _functionType, bytes calldata _toAddress, bytes calldata _transferAndCallPayload, lzTxObj memory _lzTxParams ) external view returns (uint256, uint256); }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity 0.8.17; interface IWrappedToken { function withdraw(uint256 wad) external; function deposit() external payable; }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity 0.8.17; import "../interfaces/IFeeManager.sol"; import {Ownable} from "@openzeppelin-contracts/contracts/access/Ownable.sol"; /** * @title FeeOperator */ abstract contract FeeOperator is Ownable { /* * @dev The address of the fee manager. */ address public feeManager; /* * @dev Emitted when the fee manager is updated. * @param feeManager The address of the new fee manager. */ event FeeManagerUpdated(address feeManager); /* * @dev Insufficient funds to complete the transaction and pay fees. */ error InsufficientFees(); /* * @dev Fees were unable to be transferred to the fee manager. */ error FeeTransferFailed(); /* * @dev Excess funds were unable to be refunded to the caller. */ error RefundFailed(); /** * @dev Function modifier to handle transaction fees for bridging and swapping. * @param bridgeFee The amount of native being transferred to the bridge protocol. * @param amountIn The amount of native or erc20 being transferred. * @param tokenIn The address of the token being transferred, zero address for native currency. * @param nativeOut The amount of unwrapped native being transferred. */ modifier handleFees(uint256 bridgeFee, uint256 amountIn, address tokenIn, uint256 nativeOut) { if (feeManager != address(0)) { (uint256 fee, uint256 commission) = IFeeManager(feeManager).calculateFees(amountIn, tokenIn); uint256 boxFees = fee + commission; uint256 amountRequired = tokenIn == address(0) ? amountIn + nativeOut + bridgeFee + boxFees : nativeOut + bridgeFee + boxFees; if (msg.value < amountRequired) { revert InsufficientFees(); } _transferFees(boxFees); _transferRefund(msg.value - amountRequired); } _; } /** * @dev Updates the address of the fee manager used for calculating and collecting fees. * @param _feeManager The address of the new fee manager. */ function setFeeManager(address _feeManager) external onlyOwner { feeManager = _feeManager; emit FeeManagerUpdated(_feeManager); } /** * @dev Internal function to transfer fees to the fee manager. * @param fees The amount of fees being transferred. */ function _transferFees(uint256 fees) internal { (bool success,) = payable(feeManager).call{value: fees}(""); if (!success) { revert FeeTransferFailed(); } } /** * @dev Internal function to transfer excess funds to the caller. * @param refund The amount of funds to transfer. */ function _transferRefund(uint256 refund) internal { if (refund > 0) { (bool success,) = payable(_msgSender()).call{value: refund}(""); if (!success) { revert RefundFailed(); } } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (utils/Context.sol) 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) { return msg.data; } }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity 0.8.17; contract BoxImmutables { address internal immutable STARGATE_ROUTER; address internal immutable UNISWAP_ROUTER; address internal immutable WRAPPED_NATIVE; address internal immutable SG_ETH; address internal immutable EXECUTOR; constructor( address _executor, address _stargateRouter, address _uniswapRouter, address _wrappedNative, address _sgEth ) { EXECUTOR = _executor; WRAPPED_NATIVE = _wrappedNative; SG_ETH = _sgEth; STARGATE_ROUTER = _stargateRouter; UNISWAP_ROUTER = _uniswapRouter; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (access/Ownable.sol) 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() { _transferOwnership(_msgSender()); } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { _checkOwner(); _; } /** * @dev Returns the address of the current owner. */ function owner() public view virtual returns (address) { return _owner; } /** * @dev Throws if the sender is not the owner. */ function _checkOwner() internal view virtual { require(owner() == _msgSender(), "Ownable: caller is not the owner"); } /** * @dev Leaves the contract without owner. It will not be possible to call * `onlyOwner` functions. Can only be called by the current owner. * * NOTE: Renouncing ownership will leave the contract without an owner, * thereby disabling any functionality that is only available to the owner. */ function renounceOwnership() public virtual onlyOwner { _transferOwnership(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"); _transferOwnership(newOwner); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Internal function without access restriction. */ function _transferOwnership(address newOwner) internal virtual { address oldOwner = _owner; _owner = newOwner; emit OwnershipTransferred(oldOwner, newOwner); } }
// SPDX-License-Identifier: GPL-2.0-or-later pragma solidity >=0.7.5; pragma abicoder v2; import '@uniswap/v3-core/contracts/interfaces/callback/IUniswapV3SwapCallback.sol'; /// @title Router token swapping functionality /// @notice Functions for swapping tokens via Uniswap V3 interface ISwapRouter is IUniswapV3SwapCallback { struct ExactInputSingleParams { address tokenIn; address tokenOut; uint24 fee; address recipient; uint256 deadline; uint256 amountIn; uint256 amountOutMinimum; uint160 sqrtPriceLimitX96; } /// @notice Swaps `amountIn` of one token for as much as possible of another token /// @param params The parameters necessary for the swap, encoded as `ExactInputSingleParams` in calldata /// @return amountOut The amount of the received token function exactInputSingle(ExactInputSingleParams calldata params) external payable returns (uint256 amountOut); struct ExactInputParams { bytes path; address recipient; uint256 deadline; uint256 amountIn; uint256 amountOutMinimum; } /// @notice Swaps `amountIn` of one token for as much as possible of another along the specified path /// @param params The parameters necessary for the multi-hop swap, encoded as `ExactInputParams` in calldata /// @return amountOut The amount of the received token function exactInput(ExactInputParams calldata params) external payable returns (uint256 amountOut); struct ExactOutputSingleParams { address tokenIn; address tokenOut; uint24 fee; address recipient; uint256 deadline; uint256 amountOut; uint256 amountInMaximum; uint160 sqrtPriceLimitX96; } /// @notice Swaps as little as possible of one token for `amountOut` of another token /// @param params The parameters necessary for the swap, encoded as `ExactOutputSingleParams` in calldata /// @return amountIn The amount of the input token function exactOutputSingle(ExactOutputSingleParams calldata params) external payable returns (uint256 amountIn); struct ExactOutputParams { bytes path; address recipient; uint256 deadline; uint256 amountOut; uint256 amountInMaximum; } /// @notice Swaps as little as possible of one token for `amountOut` of another along the specified path (reversed) /// @param params The parameters necessary for the multi-hop swap, encoded as `ExactOutputParams` in calldata /// @return amountIn The amount of the input token function exactOutput(ExactOutputParams calldata params) external payable returns (uint256 amountIn); }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity 0.8.17; import {TokenData} from "../lib/CoreStructs.sol"; interface IExecutor { error OnlyCoreAuth(); event CoreUpdated(address newCore); /** * @dev executes call from dispatcher, creating additional checks on arbitrary calldata * @param target The address of the target contract for the payment transaction. * @param paymentOperator The operator address for payment transfers requiring erc20 approvals. * @param data The token swap data and post bridge execution payload. */ function execute(address target, address paymentOperator, TokenData memory data) external payable returns (bool success); /** * @dev sets core address * @param core core implementation address */ function setCore(address core) external; }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (metatx/ERC2771Context.sol) pragma solidity ^0.8.9; import "../utils/Context.sol"; /** * @dev Context variant with ERC2771 support. */ abstract contract ERC2771Context is Context { /// @custom:oz-upgrades-unsafe-allow state-variable-immutable address private immutable _trustedForwarder; /// @custom:oz-upgrades-unsafe-allow constructor constructor(address trustedForwarder) { _trustedForwarder = trustedForwarder; } function isTrustedForwarder(address forwarder) public view virtual returns (bool) { return forwarder == _trustedForwarder; } function _msgSender() internal view virtual override returns (address sender) { if (isTrustedForwarder(msg.sender)) { // The assembly code is more direct than the Solidity version using `abi.decode`. /// @solidity memory-safe-assembly assembly { sender := shr(96, calldataload(sub(calldatasize(), 20))) } } else { return super._msgSender(); } } function _msgData() internal view virtual override returns (bytes calldata) { if (isTrustedForwarder(msg.sender)) { return msg.data[:msg.data.length - 20]; } else { return super._msgData(); } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.6.0) (token/ERC20/IERC20.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC20 standard as defined in the EIP. */ interface IERC20 { /** * @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 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 `to`. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transfer(address to, 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 `from` to `to` 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 from, address to, uint256 amount) external returns (bool); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.1 (token/ERC20/extensions/IERC20Permit.sol) pragma solidity ^0.8.0; /** * @dev Interface of the ERC20 Permit extension allowing approvals to be made via signatures, as defined in * https://eips.ethereum.org/EIPS/eip-2612[EIP-2612]. * * Adds the {permit} method, which can be used to change an account's ERC20 allowance (see {IERC20-allowance}) by * presenting a message signed by the account. By not relying on {IERC20-approve}, the token holder account doesn't * need to send a transaction, and thus is not required to hold Ether at all. */ interface IERC20Permit { /** * @dev Sets `value` as the allowance of `spender` over ``owner``'s tokens, * given ``owner``'s signed approval. * * IMPORTANT: The same issues {IERC20-approve} has related to transaction * ordering also apply here. * * Emits an {Approval} event. * * Requirements: * * - `spender` cannot be the zero address. * - `deadline` must be a timestamp in the future. * - `v`, `r` and `s` must be a valid `secp256k1` signature from `owner` * over the EIP712-formatted function arguments. * - the signature must use ``owner``'s current nonce (see {nonces}). * * For more information on the signature format, see the * https://eips.ethereum.org/EIPS/eip-2612#specification[relevant EIP * section]. */ function permit( address owner, address spender, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s ) external; /** * @dev Returns the current nonce for `owner`. This value must be * included whenever a signature is generated for {permit}. * * Every successful call to {permit} increases ``owner``'s nonce by one. This * prevents a signature from being used multiple times. */ function nonces(address owner) external view returns (uint256); /** * @dev Returns the domain separator used in the encoding of the signature for {permit}, as defined by {EIP712}. */ // solhint-disable-next-line func-name-mixedcase function DOMAIN_SEPARATOR() external view returns (bytes32); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.0) (utils/Address.sol) pragma solidity ^0.8.1; /** * @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 * * Furthermore, `isContract` will also return true if the target contract within * the same transaction is already scheduled for destruction by `SELFDESTRUCT`, * which only has an effect at the end of a transaction. * ==== * * [IMPORTANT] * ==== * You shouldn't rely on `isContract` to protect against flash loan attacks! * * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract * constructor. * ==== */ function isContract(address account) internal view returns (bool) { // This method relies on extcodesize/address.code.length, which returns 0 // for contracts in construction, since the code is only stored at the end // of the constructor execution. return account.code.length > 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://consensys.net/diligence/blog/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"); (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 functionCallWithValue(target, data, 0, "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"); (bool success, bytes memory returndata) = target.call{value: value}(data); return verifyCallResultFromTarget(target, 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) { (bool success, bytes memory returndata) = target.staticcall(data); return verifyCallResultFromTarget(target, 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) { (bool success, bytes memory returndata) = target.delegatecall(data); return verifyCallResultFromTarget(target, success, returndata, errorMessage); } /** * @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling * the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract. * * _Available since v4.8._ */ function verifyCallResultFromTarget( address target, bool success, bytes memory returndata, string memory errorMessage ) internal view returns (bytes memory) { if (success) { if (returndata.length == 0) { // only check isContract if the call was successful and the return data is empty // otherwise we already know that it was a contract require(isContract(target), "Address: call to non-contract"); } return returndata; } else { _revert(returndata, errorMessage); } } /** * @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the * revert reason or using the provided one. * * _Available since v4.3._ */ function verifyCallResult( bool success, bytes memory returndata, string memory errorMessage ) internal pure returns (bytes memory) { if (success) { return returndata; } else { _revert(returndata, errorMessage); } } function _revert(bytes memory returndata, string memory errorMessage) private pure { // 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 /// @solidity memory-safe-assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } }
// SPDX-License-Identifier: BUSL-1.1 pragma solidity 0.8.17; interface IFeeManager { error WithdrawFailed(); function setFees(uint256 _fee, uint256 _commissionBPS) external; function calculateFees(uint256 amountIn, address tokenIn) external view returns (uint256 fee, uint256 commission); function redeemFees() external; }
// SPDX-License-Identifier: GPL-2.0-or-later pragma solidity >=0.5.0; /// @title Callback for IUniswapV3PoolActions#swap /// @notice Any contract that calls IUniswapV3PoolActions#swap must implement this interface interface IUniswapV3SwapCallback { /// @notice Called to `msg.sender` after executing a swap via IUniswapV3Pool#swap. /// @dev In the implementation you must pay the pool tokens owed for the swap. /// The caller of this method must be checked to be a UniswapV3Pool deployed by the canonical UniswapV3Factory. /// amount0Delta and amount1Delta can both be 0 if no tokens were swapped. /// @param amount0Delta The amount of token0 that was sent (negative) or must be received (positive) by the pool by /// the end of the swap. If positive, the callback must send that amount of token0 to the pool. /// @param amount1Delta The amount of token1 that was sent (negative) or must be received (positive) by the pool by /// the end of the swap. If positive, the callback must send that amount of token1 to the pool. /// @param data Any data passed through by the caller via the IUniswapV3PoolActions#swap call function uniswapV3SwapCallback( int256 amount0Delta, int256 amount1Delta, bytes calldata data ) external; }
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Contract Security Audit
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[{"inputs":[{"internalType":"address","name":"_executor","type":"address"},{"internalType":"address","name":"_stargateRouter","type":"address"},{"internalType":"address","name":"_uniswapRouter","type":"address"},{"internalType":"address","name":"_wrappedNative","type":"address"},{"internalType":"address","name":"_sgETH","type":"address"},{"internalType":"address","name":"_trustedForwarder","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"BridgeNativeOutNonZero","type":"error"},{"inputs":[],"name":"BridgeOutputExceedsInput","type":"error"},{"inputs":[],"name":"ExecutionUnsuccessful","type":"error"},{"inputs":[],"name":"FeeTransferFailed","type":"error"},{"inputs":[],"name":"InsufficientFees","type":"error"},{"inputs":[],"name":"OnlyStargateRouter","type":"error"},{"inputs":[],"name":"RefundFailed","type":"error"},{"inputs":[],"name":"SwapOutputExceedsInput","type":"error"},{"inputs":[],"name":"SwapUnsuccessful","type":"error"},{"anonymous":false,"inputs":[],"name":"BridgedExecutionUnsuccessful","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"feeManager","type":"address"}],"name":"FeeManagerUpdated","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":false,"internalType":"address","name":"token","type":"address"},{"indexed":false,"internalType":"uint256","name":"amountLD","type":"uint256"}],"name":"ReceivedOnDestination","type":"event"},{"anonymous":false,"inputs":[],"name":"RefundUnsuccessful","type":"event"},{"inputs":[{"components":[{"internalType":"uint120","name":"_srcPoolId","type":"uint120"},{"internalType":"uint120","name":"_dstPoolId","type":"uint120"},{"internalType":"uint16","name":"_dstChainId","type":"uint16"},{"internalType":"address","name":"_bridgeAddress","type":"address"},{"internalType":"uint96","name":"fee","type":"uint96"}],"internalType":"struct LzBridgeData","name":"lzBridgeData","type":"tuple"},{"components":[{"internalType":"uint256","name":"amountIn","type":"uint256"},{"internalType":"uint256","name":"amountOut","type":"uint256"},{"internalType":"uint256","name":"nativeOut","type":"uint256"},{"internalType":"address","name":"tokenIn","type":"address"},{"internalType":"address","name":"tokenOut","type":"address"},{"internalType":"bytes","name":"path","type":"bytes"},{"internalType":"bytes","name":"payload","type":"bytes"}],"internalType":"struct TokenData","name":"tokenData","type":"tuple"},{"components":[{"internalType":"uint256","name":"dstGasForCall","type":"uint256"},{"internalType":"uint256","name":"dstNativeAmount","type":"uint256"},{"internalType":"bytes","name":"dstNativeAddr","type":"bytes"}],"internalType":"struct IStargateRouter.lzTxObj","name":"lzTxObj","type":"tuple"}],"name":"bridgeAndExecute","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"feeManager","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"forwarder","type":"address"}],"name":"isTrustedForwarder","outputs":[{"internalType":"bool","name":"","type":"bool"}],"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":"address","name":"_feeManager","type":"address"}],"name":"setFeeManager","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint16","name":"","type":"uint16"},{"internalType":"bytes","name":"","type":"bytes"},{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"address","name":"_token","type":"address"},{"internalType":"uint256","name":"amountLD","type":"uint256"},{"internalType":"bytes","name":"payload","type":"bytes"}],"name":"sgReceive","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"target","type":"address"},{"internalType":"address","name":"paymentOperator","type":"address"},{"components":[{"internalType":"uint256","name":"amountIn","type":"uint256"},{"internalType":"uint256","name":"amountOut","type":"uint256"},{"internalType":"uint256","name":"nativeOut","type":"uint256"},{"internalType":"address","name":"tokenIn","type":"address"},{"internalType":"address","name":"tokenOut","type":"address"},{"internalType":"bytes","name":"path","type":"bytes"},{"internalType":"bytes","name":"payload","type":"bytes"}],"internalType":"struct TokenData","name":"tokenData","type":"tuple"}],"name":"swapAndExecute","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"contract IERC20","name":"token","type":"address"}],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"withdrawEth","outputs":[],"stateMutability":"nonpayable","type":"function"},{"stateMutability":"payable","type":"receive"}]
Contract Creation Code
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Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
000000000000000000000000c14a5a24a9d415e9b8d22b7aafd18f44f4d20e21000000000000000000000000ecc19e177d24551aa7ed6bc6fe566eca726cc8a9000000000000000000000000e592427a0aece92de3edee1f18e0157c05861564000000000000000000000000c02aaa39b223fe8d0a0e5c4f27ead9083c756cc200000000000000000000000072e2f4830b9e45d52f80ac08cb2bec0fef72ed9c000000000000000000000000d8253782c45a12053594b9deb72d8e8ab2fca54c
-----Decoded View---------------
Arg [0] : _executor (address): 0xC14A5A24A9d415E9b8D22B7aAFD18f44f4d20e21
Arg [1] : _stargateRouter (address): 0xeCc19E177d24551aA7ed6Bc6FE566eCa726CC8a9
Arg [2] : _uniswapRouter (address): 0xE592427A0AEce92De3Edee1F18E0157C05861564
Arg [3] : _wrappedNative (address): 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2
Arg [4] : _sgETH (address): 0x72E2F4830b9E45d52F80aC08CB2bEC0FeF72eD9c
Arg [5] : _trustedForwarder (address): 0xd8253782c45a12053594b9deB72d8e8aB2Fca54c
-----Encoded View---------------
6 Constructor Arguments found :
Arg [0] : 000000000000000000000000c14a5a24a9d415e9b8d22b7aafd18f44f4d20e21
Arg [1] : 000000000000000000000000ecc19e177d24551aa7ed6bc6fe566eca726cc8a9
Arg [2] : 000000000000000000000000e592427a0aece92de3edee1f18e0157c05861564
Arg [3] : 000000000000000000000000c02aaa39b223fe8d0a0e5c4f27ead9083c756cc2
Arg [4] : 00000000000000000000000072e2f4830b9e45d52f80ac08cb2bec0fef72ed9c
Arg [5] : 000000000000000000000000d8253782c45a12053594b9deb72d8e8ab2fca54c
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A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.