Contract Source Code (Solidity Standard Json-Input format)

IDE

• Blockscan IDE
• 🤖 Code ReaderBeta
• Remix IDE

More Options

• Similar
• Sol2Uml
• Submit Audit
• Compare

// SPDX-License-Identifier: MIT
pragma solidity 0.8.16;

import "@layerzerolabs/solidity-examples/contracts/lzApp/NonblockingLzApp.sol";
import "../interfaces/IxTokenRouter.sol";
import "@openzeppelin/contracts/token/ERC20/extensions/ERC20Burnable.sol";
import "@openzeppelin/contracts/token/ERC20/IERC20.sol";

interface ILNDX is IERC20 {
   function burn(uint256 amount) external; 
   function mint(address account, uint256 amount) external;
   function burnFrom(address account, uint256 amount) external;
}

contract LndxBridge is NonblockingLzApp {
    ILNDX public lndx;

    uint16 public constant mainChainId = 101; //101-etherium

    event Sent(address token, address to, uint256 amount, uint16 destinationChainId);
    event Received(address token, address to, uint256 amount, uint16 sourceChainId);

    constructor(address _lzEndpoint, address _lndx) NonblockingLzApp(_lzEndpoint) {
        lndx = ILNDX(_lndx);
    }

    using BytesLib for bytes;

   function estimateFee(uint16 _dstChainId, address _toAddress, uint _amount) public view returns (uint nativeFee, uint zroFee) {
         bytes memory payload = abi.encode(
             _toAddress,
             _amount
         );
         return lzEndpoint.estimateFees(_dstChainId, address(this), payload, false, bytes(""));
   }
   
   function sendToken(uint16 _dstChainId, address _toAddress, uint _amount) public payable {
        if (lzEndpoint.getChainId() == (mainChainId - 100)) {
            lndx.transferFrom(msg.sender, address(this), _amount);
         } else {
            lndx.burnFrom(msg.sender, _amount);
         }
         
         bytes memory payload = abi.encode(
             _toAddress,
             _amount
         );

         _lzSend( 
            _dstChainId, 
            payload,
            payable(msg.sender), 
            address(0x0), 
            bytes(""), 
            msg.value
        );
        emit Sent(address(lndx),  _toAddress, _amount, _dstChainId);
   }

    function _nonblockingLzReceive(uint16 _srcChainId, bytes memory, uint64, bytes memory _payload) internal override {
        (
            address to,
            uint amount
        ) = abi.decode(_payload, (address, uint));

            if (lzEndpoint.getChainId() == (mainChainId - 100)) {
                 lndx.transfer(to, amount);
            } else {
                lndx.mint(to, amount);
            }
            emit Received(address(lndx),  to, amount, _srcChainId);
    }
}

// SPDX-License-Identifier: Unlicense
/*
 * @title Solidity Bytes Arrays Utils
 * @author Gonçalo Sá <[email protected]>
 *
 * @dev Bytes tightly packed arrays utility library for ethereum contracts written in Solidity.
 *      The library lets you concatenate, slice and type cast bytes arrays both in memory and storage.
 */
pragma solidity >=0.8.0 <0.9.0;

library BytesLib {
    function concat(bytes memory _preBytes, bytes memory _postBytes) internal pure returns (bytes memory) {
        bytes memory tempBytes;

        assembly {
            // Get a location of some free memory and store it in tempBytes as
            // Solidity does for memory variables.
            tempBytes := mload(0x40)

            // Store the length of the first bytes array at the beginning of
            // the memory for tempBytes.
            let length := mload(_preBytes)
            mstore(tempBytes, length)

            // Maintain a memory counter for the current write location in the
            // temp bytes array by adding the 32 bytes for the array length to
            // the starting location.
            let mc := add(tempBytes, 0x20)
            // Stop copying when the memory counter reaches the length of the
            // first bytes array.
            let end := add(mc, length)

            for {
                // Initialize a copy counter to the start of the _preBytes data,
                // 32 bytes into its memory.
                let cc := add(_preBytes, 0x20)
            } lt(mc, end) {
                // Increase both counters by 32 bytes each iteration.
                mc := add(mc, 0x20)
                cc := add(cc, 0x20)
            } {
                // Write the _preBytes data into the tempBytes memory 32 bytes
                // at a time.
                mstore(mc, mload(cc))
            }

            // Add the length of _postBytes to the current length of tempBytes
            // and store it as the new length in the first 32 bytes of the
            // tempBytes memory.
            length := mload(_postBytes)
            mstore(tempBytes, add(length, mload(tempBytes)))

            // Move the memory counter back from a multiple of 0x20 to the
            // actual end of the _preBytes data.
            mc := end
            // Stop copying when the memory counter reaches the new combined
            // length of the arrays.
            end := add(mc, length)

            for {
                let cc := add(_postBytes, 0x20)
            } lt(mc, end) {
                mc := add(mc, 0x20)
                cc := add(cc, 0x20)
            } {
                mstore(mc, mload(cc))
            }

            // Update the free-memory pointer by padding our last write location
            // to 32 bytes: add 31 bytes to the end of tempBytes to move to the
            // next 32 byte block, then round down to the nearest multiple of
            // 32. If the sum of the length of the two arrays is zero then add
            // one before rounding down to leave a blank 32 bytes (the length block with 0).
            mstore(
                0x40,
                and(
                    add(add(end, iszero(add(length, mload(_preBytes)))), 31),
                    not(31) // Round down to the nearest 32 bytes.
                )
            )
        }

        return tempBytes;
    }

    function concatStorage(bytes storage _preBytes, bytes memory _postBytes) internal {
        assembly {
            // Read the first 32 bytes of _preBytes storage, which is the length
            // of the array. (We don't need to use the offset into the slot
            // because arrays use the entire slot.)
            let fslot := sload(_preBytes.slot)
            // Arrays of 31 bytes or less have an even value in their slot,
            // while longer arrays have an odd value. The actual length is
            // the slot divided by two for odd values, and the lowest order
            // byte divided by two for even values.
            // If the slot is even, bitwise and the slot with 255 and divide by
            // two to get the length. If the slot is odd, bitwise and the slot
            // with -1 and divide by two.
            let slength := div(and(fslot, sub(mul(0x100, iszero(and(fslot, 1))), 1)), 2)
            let mlength := mload(_postBytes)
            let newlength := add(slength, mlength)
            // slength can contain both the length and contents of the array
            // if length < 32 bytes so let's prepare for that
            // v. http://solidity.readthedocs.io/en/latest/miscellaneous.html#layout-of-state-variables-in-storage
            switch add(lt(slength, 32), lt(newlength, 32))
            case 2 {
                // Since the new array still fits in the slot, we just need to
                // update the contents of the slot.
                // uint256(bytes_storage) = uint256(bytes_storage) + uint256(bytes_memory) + new_length
                sstore(
                    _preBytes.slot,
                    // all the modifications to the slot are inside this
                    // next block
                    add(
                        // we can just add to the slot contents because the
                        // bytes we want to change are the LSBs
                        fslot,
                        add(
                            mul(
                                div(
                                    // load the bytes from memory
                                    mload(add(_postBytes, 0x20)),
                                    // zero all bytes to the right
                                    exp(0x100, sub(32, mlength))
                                ),
                                // and now shift left the number of bytes to
                                // leave space for the length in the slot
                                exp(0x100, sub(32, newlength))
                            ),
                            // increase length by the double of the memory
                            // bytes length
                            mul(mlength, 2)
                        )
                    )
                )
            }
            case 1 {
                // The stored value fits in the slot, but the combined value
                // will exceed it.
                // get the keccak hash to get the contents of the array
                mstore(0x0, _preBytes.slot)
                let sc := add(keccak256(0x0, 0x20), div(slength, 32))

                // save new length
                sstore(_preBytes.slot, add(mul(newlength, 2), 1))

                // The contents of the _postBytes array start 32 bytes into
                // the structure. Our first read should obtain the `submod`
                // bytes that can fit into the unused space in the last word
                // of the stored array. To get this, we read 32 bytes starting
                // from `submod`, so the data we read overlaps with the array
                // contents by `submod` bytes. Masking the lowest-order
                // `submod` bytes allows us to add that value directly to the
                // stored value.

                let submod := sub(32, slength)
                let mc := add(_postBytes, submod)
                let end := add(_postBytes, mlength)
                let mask := sub(exp(0x100, submod), 1)

                sstore(sc, add(and(fslot, 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff00), and(mload(mc), mask)))

                for {
                    mc := add(mc, 0x20)
                    sc := add(sc, 1)
                } lt(mc, end) {
                    sc := add(sc, 1)
                    mc := add(mc, 0x20)
                } {
                    sstore(sc, mload(mc))
                }

                mask := exp(0x100, sub(mc, end))

                sstore(sc, mul(div(mload(mc), mask), mask))
            }
            default {
                // get the keccak hash to get the contents of the array
                mstore(0x0, _preBytes.slot)
                // Start copying to the last used word of the stored array.
                let sc := add(keccak256(0x0, 0x20), div(slength, 32))

                // save new length
                sstore(_preBytes.slot, add(mul(newlength, 2), 1))

                // Copy over the first `submod` bytes of the new data as in
                // case 1 above.
                let slengthmod := mod(slength, 32)
                let mlengthmod := mod(mlength, 32)
                let submod := sub(32, slengthmod)
                let mc := add(_postBytes, submod)
                let end := add(_postBytes, mlength)
                let mask := sub(exp(0x100, submod), 1)

                sstore(sc, add(sload(sc), and(mload(mc), mask)))

                for {
                    sc := add(sc, 1)
                    mc := add(mc, 0x20)
                } lt(mc, end) {
                    sc := add(sc, 1)
                    mc := add(mc, 0x20)
                } {
                    sstore(sc, mload(mc))
                }

                mask := exp(0x100, sub(mc, end))

                sstore(sc, mul(div(mload(mc), mask), mask))
            }
        }
    }

    function slice(
        bytes memory _bytes,
        uint _start,
        uint _length
    ) internal pure returns (bytes memory) {
        require(_length + 31 >= _length, "slice_overflow");
        require(_bytes.length >= _start + _length, "slice_outOfBounds");

        bytes memory tempBytes;

        assembly {
            switch iszero(_length)
            case 0 {
                // Get a location of some free memory and store it in tempBytes as
                // Solidity does for memory variables.
                tempBytes := mload(0x40)

                // The first word of the slice result is potentially a partial
                // word read from the original array. To read it, we calculate
                // the length of that partial word and start copying that many
                // bytes into the array. The first word we copy will start with
                // data we don't care about, but the last `lengthmod` bytes will
                // land at the beginning of the contents of the new array. When
                // we're done copying, we overwrite the full first word with
                // the actual length of the slice.
                let lengthmod := and(_length, 31)

                // The multiplication in the next line is necessary
                // because when slicing multiples of 32 bytes (lengthmod == 0)
                // the following copy loop was copying the origin's length
                // and then ending prematurely not copying everything it should.
                let mc := add(add(tempBytes, lengthmod), mul(0x20, iszero(lengthmod)))
                let end := add(mc, _length)

                for {
                    // The multiplication in the next line has the same exact purpose
                    // as the one above.
                    let cc := add(add(add(_bytes, lengthmod), mul(0x20, iszero(lengthmod))), _start)
                } lt(mc, end) {
                    mc := add(mc, 0x20)
                    cc := add(cc, 0x20)
                } {
                    mstore(mc, mload(cc))
                }

                mstore(tempBytes, _length)

                //update free-memory pointer
                //allocating the array padded to 32 bytes like the compiler does now
                mstore(0x40, and(add(mc, 31), not(31)))
            }
            //if we want a zero-length slice let's just return a zero-length array
            default {
                tempBytes := mload(0x40)
                //zero out the 32 bytes slice we are about to return
                //we need to do it because Solidity does not garbage collect
                mstore(tempBytes, 0)

                mstore(0x40, add(tempBytes, 0x20))
            }
        }

        return tempBytes;
    }

    function toAddress(bytes memory _bytes, uint _start) internal pure returns (address) {
        require(_bytes.length >= _start + 20, "toAddress_outOfBounds");
        address tempAddress;

        assembly {
            tempAddress := div(mload(add(add(_bytes, 0x20), _start)), 0x1000000000000000000000000)
        }

        return tempAddress;
    }

    function toUint8(bytes memory _bytes, uint _start) internal pure returns (uint8) {
        require(_bytes.length >= _start + 1, "toUint8_outOfBounds");
        uint8 tempUint;

        assembly {
            tempUint := mload(add(add(_bytes, 0x1), _start))
        }

        return tempUint;
    }

    function toUint16(bytes memory _bytes, uint _start) internal pure returns (uint16) {
        require(_bytes.length >= _start + 2, "toUint16_outOfBounds");
        uint16 tempUint;

        assembly {
            tempUint := mload(add(add(_bytes, 0x2), _start))
        }

        return tempUint;
    }

    function toUint32(bytes memory _bytes, uint _start) internal pure returns (uint32) {
        require(_bytes.length >= _start + 4, "toUint32_outOfBounds");
        uint32 tempUint;

        assembly {
            tempUint := mload(add(add(_bytes, 0x4), _start))
        }

        return tempUint;
    }

    function toUint64(bytes memory _bytes, uint _start) internal pure returns (uint64) {
        require(_bytes.length >= _start + 8, "toUint64_outOfBounds");
        uint64 tempUint;

        assembly {
            tempUint := mload(add(add(_bytes, 0x8), _start))
        }

        return tempUint;
    }

    function toUint96(bytes memory _bytes, uint _start) internal pure returns (uint96) {
        require(_bytes.length >= _start + 12, "toUint96_outOfBounds");
        uint96 tempUint;

        assembly {
            tempUint := mload(add(add(_bytes, 0xc), _start))
        }

        return tempUint;
    }

    function toUint128(bytes memory _bytes, uint _start) internal pure returns (uint128) {
        require(_bytes.length >= _start + 16, "toUint128_outOfBounds");
        uint128 tempUint;

        assembly {
            tempUint := mload(add(add(_bytes, 0x10), _start))
        }

        return tempUint;
    }

    function toUint256(bytes memory _bytes, uint _start) internal pure returns (uint) {
        require(_bytes.length >= _start + 32, "toUint256_outOfBounds");
        uint tempUint;

        assembly {
            tempUint := mload(add(add(_bytes, 0x20), _start))
        }

        return tempUint;
    }

    function toBytes32(bytes memory _bytes, uint _start) internal pure returns (bytes32) {
        require(_bytes.length >= _start + 32, "toBytes32_outOfBounds");
        bytes32 tempBytes32;

        assembly {
            tempBytes32 := mload(add(add(_bytes, 0x20), _start))
        }

        return tempBytes32;
    }

    function equal(bytes memory _preBytes, bytes memory _postBytes) internal pure returns (bool) {
        bool success = true;

        assembly {
            let length := mload(_preBytes)

            // if lengths don't match the arrays are not equal
            switch eq(length, mload(_postBytes))
            case 1 {
                // cb is a circuit breaker in the for loop since there's
                //  no said feature for inline assembly loops
                // cb = 1 - don't breaker
                // cb = 0 - break
                let cb := 1

                let mc := add(_preBytes, 0x20)
                let end := add(mc, length)

                for {
                    let cc := add(_postBytes, 0x20)
                    // the next line is the loop condition:
                    // while(uint256(mc < end) + cb == 2)
                } eq(add(lt(mc, end), cb), 2) {
                    mc := add(mc, 0x20)
                    cc := add(cc, 0x20)
                } {
                    // if any of these checks fails then arrays are not equal
                    if iszero(eq(mload(mc), mload(cc))) {
                        // unsuccess:
                        success := 0
                        cb := 0
                    }
                }
            }
            default {
                // unsuccess:
                success := 0
            }
        }

        return success;
    }

    function equalStorage(bytes storage _preBytes, bytes memory _postBytes) internal view returns (bool) {
        bool success = true;

        assembly {
            // we know _preBytes_offset is 0
            let fslot := sload(_preBytes.slot)
            // Decode the length of the stored array like in concatStorage().
            let slength := div(and(fslot, sub(mul(0x100, iszero(and(fslot, 1))), 1)), 2)
            let mlength := mload(_postBytes)

            // if lengths don't match the arrays are not equal
            switch eq(slength, mlength)
            case 1 {
                // slength can contain both the length and contents of the array
                // if length < 32 bytes so let's prepare for that
                // v. http://solidity.readthedocs.io/en/latest/miscellaneous.html#layout-of-state-variables-in-storage
                if iszero(iszero(slength)) {
                    switch lt(slength, 32)
                    case 1 {
                        // blank the last byte which is the length
                        fslot := mul(div(fslot, 0x100), 0x100)

                        if iszero(eq(fslot, mload(add(_postBytes, 0x20)))) {
                            // unsuccess:
                            success := 0
                        }
                    }
                    default {
                        // cb is a circuit breaker in the for loop since there's
                        //  no said feature for inline assembly loops
                        // cb = 1 - don't breaker
                        // cb = 0 - break
                        let cb := 1

                        // get the keccak hash to get the contents of the array
                        mstore(0x0, _preBytes.slot)
                        let sc := keccak256(0x0, 0x20)

                        let mc := add(_postBytes, 0x20)
                        let end := add(mc, mlength)

                        // the next line is the loop condition:
                        // while(uint256(mc < end) + cb == 2)
                        for {

                        } eq(add(lt(mc, end), cb), 2) {
                            sc := add(sc, 1)
                            mc := add(mc, 0x20)
                        } {
                            if iszero(eq(sload(sc), mload(mc))) {
                                // unsuccess:
                                success := 0
                                cb := 0
                            }
                        }
                    }
                }
            }
            default {
                // unsuccess:
                success := 0
            }
        }

        return success;
    }
}

// SPDX-License-Identifier: MIT OR Apache-2.0
pragma solidity >=0.7.6;

library ExcessivelySafeCall {
    uint constant LOW_28_MASK = 0x00000000ffffffffffffffffffffffffffffffffffffffffffffffffffffffff;

    /// @notice Use when you _really_ really _really_ don't trust the called
    /// contract. This prevents the called contract from causing reversion of
    /// the caller in as many ways as we can.
    /// @dev The main difference between this and a solidity low-level call is
    /// that we limit the number of bytes that the callee can cause to be
    /// copied to caller memory. This prevents stupid things like malicious
    /// contracts returning 10,000,000 bytes causing a local OOG when copying
    /// to memory.
    /// @param _target The address to call
    /// @param _gas The amount of gas to forward to the remote contract
    /// @param _maxCopy The maximum number of bytes of returndata to copy
    /// to memory.
    /// @param _calldata The data to send to the remote contract
    /// @return success and returndata, as `.call()`. Returndata is capped to
    /// `_maxCopy` bytes.
    function excessivelySafeCall(
        address _target,
        uint _gas,
        uint16 _maxCopy,
        bytes memory _calldata
    ) internal returns (bool, bytes memory) {
        // set up for assembly call
        uint _toCopy;
        bool _success;
        bytes memory _returnData = new bytes(_maxCopy);
        // dispatch message to recipient
        // by assembly calling "handle" function
        // we call via assembly to avoid memcopying a very large returndata
        // returned by a malicious contract
        assembly {
            _success := call(
                _gas, // gas
                _target, // recipient
                0, // ether value
                add(_calldata, 0x20), // inloc
                mload(_calldata), // inlen
                0, // outloc
                0 // outlen
            )
            // limit our copy to 256 bytes
            _toCopy := returndatasize()
            if gt(_toCopy, _maxCopy) {
                _toCopy := _maxCopy
            }
            // Store the length of the copied bytes
            mstore(_returnData, _toCopy)
            // copy the bytes from returndata[0:_toCopy]
            returndatacopy(add(_returnData, 0x20), 0, _toCopy)
        }
        return (_success, _returnData);
    }

    /// @notice Use when you _really_ really _really_ don't trust the called
    /// contract. This prevents the called contract from causing reversion of
    /// the caller in as many ways as we can.
    /// @dev The main difference between this and a solidity low-level call is
    /// that we limit the number of bytes that the callee can cause to be
    /// copied to caller memory. This prevents stupid things like malicious
    /// contracts returning 10,000,000 bytes causing a local OOG when copying
    /// to memory.
    /// @param _target The address to call
    /// @param _gas The amount of gas to forward to the remote contract
    /// @param _maxCopy The maximum number of bytes of returndata to copy
    /// to memory.
    /// @param _calldata The data to send to the remote contract
    /// @return success and returndata, as `.call()`. Returndata is capped to
    /// `_maxCopy` bytes.
    function excessivelySafeStaticCall(
        address _target,
        uint _gas,
        uint16 _maxCopy,
        bytes memory _calldata
    ) internal view returns (bool, bytes memory) {
        // set up for assembly call
        uint _toCopy;
        bool _success;
        bytes memory _returnData = new bytes(_maxCopy);
        // dispatch message to recipient
        // by assembly calling "handle" function
        // we call via assembly to avoid memcopying a very large returndata
        // returned by a malicious contract
        assembly {
            _success := staticcall(
                _gas, // gas
                _target, // recipient
                add(_calldata, 0x20), // inloc
                mload(_calldata), // inlen
                0, // outloc
                0 // outlen
            )
            // limit our copy to 256 bytes
            _toCopy := returndatasize()
            if gt(_toCopy, _maxCopy) {
                _toCopy := _maxCopy
            }
            // Store the length of the copied bytes
            mstore(_returnData, _toCopy)
            // copy the bytes from returndata[0:_toCopy]
            returndatacopy(add(_returnData, 0x20), 0, _toCopy)
        }
        return (_success, _returnData);
    }

    /**
     * @notice Swaps function selectors in encoded contract calls
     * @dev Allows reuse of encoded calldata for functions with identical
     * argument types but different names. It simply swaps out the first 4 bytes
     * for the new selector. This function modifies memory in place, and should
     * only be used with caution.
     * @param _newSelector The new 4-byte selector
     * @param _buf The encoded contract args
     */
    function swapSelector(bytes4 _newSelector, bytes memory _buf) internal pure {
        require(_buf.length >= 4);
        uint _mask = LOW_28_MASK;
        assembly {
            // load the first word of
            let _word := mload(add(_buf, 0x20))
            // mask out the top 4 bytes
            // /x
            _word := and(_word, _mask)
            _word := or(_newSelector, _word)
            mstore(add(_buf, 0x20), _word)
        }
    }
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "@openzeppelin/contracts/access/Ownable.sol";
import "./interfaces/ILayerZeroReceiver.sol";
import "./interfaces/ILayerZeroUserApplicationConfig.sol";
import "./interfaces/ILayerZeroEndpoint.sol";
import "../libraries/BytesLib.sol";

/*
 * a generic LzReceiver implementation
 */
abstract contract LzApp is Ownable, ILayerZeroReceiver, ILayerZeroUserApplicationConfig {
    using BytesLib for bytes;

    // ua can not send payload larger than this by default, but it can be changed by the ua owner
    uint public constant DEFAULT_PAYLOAD_SIZE_LIMIT = 10000;

    ILayerZeroEndpoint public immutable lzEndpoint;
    mapping(uint16 => bytes) public trustedRemoteLookup;
    mapping(uint16 => mapping(uint16 => uint)) public minDstGasLookup;
    mapping(uint16 => uint) public payloadSizeLimitLookup;
    address public precrime;

    event SetPrecrime(address precrime);
    event SetTrustedRemote(uint16 _remoteChainId, bytes _path);
    event SetTrustedRemoteAddress(uint16 _remoteChainId, bytes _remoteAddress);
    event SetMinDstGas(uint16 _dstChainId, uint16 _type, uint _minDstGas);

    constructor(address _endpoint) {
        lzEndpoint = ILayerZeroEndpoint(_endpoint);
    }

    function lzReceive(
        uint16 _srcChainId,
        bytes calldata _srcAddress,
        uint64 _nonce,
        bytes calldata _payload
    ) public virtual override {
        // lzReceive must be called by the endpoint for security
        require(_msgSender() == address(lzEndpoint), "LzApp: invalid endpoint caller");

        bytes memory trustedRemote = trustedRemoteLookup[_srcChainId];
        // if will still block the message pathway from (srcChainId, srcAddress). should not receive message from untrusted remote.
        require(
            _srcAddress.length == trustedRemote.length && trustedRemote.length > 0 && keccak256(_srcAddress) == keccak256(trustedRemote),
            "LzApp: invalid source sending contract"
        );

        _blockingLzReceive(_srcChainId, _srcAddress, _nonce, _payload);
    }

    // abstract function - the default behaviour of LayerZero is blocking. See: NonblockingLzApp if you dont need to enforce ordered messaging
    function _blockingLzReceive(
        uint16 _srcChainId,
        bytes memory _srcAddress,
        uint64 _nonce,
        bytes memory _payload
    ) internal virtual;

    function _lzSend(
        uint16 _dstChainId,
        bytes memory _payload,
        address payable _refundAddress,
        address _zroPaymentAddress,
        bytes memory _adapterParams,
        uint _nativeFee
    ) internal virtual {
        bytes memory trustedRemote = trustedRemoteLookup[_dstChainId];
        require(trustedRemote.length != 0, "LzApp: destination chain is not a trusted source");
        _checkPayloadSize(_dstChainId, _payload.length);
        lzEndpoint.send{value: _nativeFee}(_dstChainId, trustedRemote, _payload, _refundAddress, _zroPaymentAddress, _adapterParams);
    }

    function _checkGasLimit(
        uint16 _dstChainId,
        uint16 _type,
        bytes memory _adapterParams,
        uint _extraGas
    ) internal view virtual {
        uint providedGasLimit = _getGasLimit(_adapterParams);
        uint minGasLimit = minDstGasLookup[_dstChainId][_type];
        require(minGasLimit > 0, "LzApp: minGasLimit not set");
        require(providedGasLimit >= minGasLimit + _extraGas, "LzApp: gas limit is too low");
    }

    function _getGasLimit(bytes memory _adapterParams) internal pure virtual returns (uint gasLimit) {
        require(_adapterParams.length >= 34, "LzApp: invalid adapterParams");
        assembly {
            gasLimit := mload(add(_adapterParams, 34))
        }
    }

    function _checkPayloadSize(uint16 _dstChainId, uint _payloadSize) internal view virtual {
        uint payloadSizeLimit = payloadSizeLimitLookup[_dstChainId];
        if (payloadSizeLimit == 0) {
            // use default if not set
            payloadSizeLimit = DEFAULT_PAYLOAD_SIZE_LIMIT;
        }
        require(_payloadSize <= payloadSizeLimit, "LzApp: payload size is too large");
    }

    //---------------------------UserApplication config----------------------------------------
    function getConfig(
        uint16 _version,
        uint16 _chainId,
        address,
        uint _configType
    ) external view returns (bytes memory) {
        return lzEndpoint.getConfig(_version, _chainId, address(this), _configType);
    }

    // generic config for LayerZero user Application
    function setConfig(
        uint16 _version,
        uint16 _chainId,
        uint _configType,
        bytes calldata _config
    ) external override onlyOwner {
        lzEndpoint.setConfig(_version, _chainId, _configType, _config);
    }

    function setSendVersion(uint16 _version) external override onlyOwner {
        lzEndpoint.setSendVersion(_version);
    }

    function setReceiveVersion(uint16 _version) external override onlyOwner {
        lzEndpoint.setReceiveVersion(_version);
    }

    function forceResumeReceive(uint16 _srcChainId, bytes calldata _srcAddress) external override onlyOwner {
        lzEndpoint.forceResumeReceive(_srcChainId, _srcAddress);
    }

    // _path = abi.encodePacked(remoteAddress, localAddress)
    // this function set the trusted path for the cross-chain communication
    function setTrustedRemote(uint16 _remoteChainId, bytes calldata _path) external onlyOwner {
        trustedRemoteLookup[_remoteChainId] = _path;
        emit SetTrustedRemote(_remoteChainId, _path);
    }

    function setTrustedRemoteAddress(uint16 _remoteChainId, bytes calldata _remoteAddress) external onlyOwner {
        trustedRemoteLookup[_remoteChainId] = abi.encodePacked(_remoteAddress, address(this));
        emit SetTrustedRemoteAddress(_remoteChainId, _remoteAddress);
    }

    function getTrustedRemoteAddress(uint16 _remoteChainId) external view returns (bytes memory) {
        bytes memory path = trustedRemoteLookup[_remoteChainId];
        require(path.length != 0, "LzApp: no trusted path record");
        return path.slice(0, path.length - 20); // the last 20 bytes should be address(this)
    }

    function setPrecrime(address _precrime) external onlyOwner {
        precrime = _precrime;
        emit SetPrecrime(_precrime);
    }

    function setMinDstGas(
        uint16 _dstChainId,
        uint16 _packetType,
        uint _minGas
    ) external onlyOwner {
        minDstGasLookup[_dstChainId][_packetType] = _minGas;
        emit SetMinDstGas(_dstChainId, _packetType, _minGas);
    }

    // if the size is 0, it means default size limit
    function setPayloadSizeLimit(uint16 _dstChainId, uint _size) external onlyOwner {
        payloadSizeLimitLookup[_dstChainId] = _size;
    }

    //--------------------------- VIEW FUNCTION ----------------------------------------
    function isTrustedRemote(uint16 _srcChainId, bytes calldata _srcAddress) external view returns (bool) {
        bytes memory trustedSource = trustedRemoteLookup[_srcChainId];
        return keccak256(trustedSource) == keccak256(_srcAddress);
    }
}

// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

import "./LzApp.sol";
import "../libraries/ExcessivelySafeCall.sol";

/*
 * the default LayerZero messaging behaviour is blocking, i.e. any failed message will block the channel
 * this abstract class try-catch all fail messages and store locally for future retry. hence, non-blocking
 * NOTE: if the srcAddress is not configured properly, it will still block the message pathway from (srcChainId, srcAddress)
 */
abstract contract NonblockingLzApp is LzApp {
    using ExcessivelySafeCall for address;

    constructor(address _endpoint) LzApp(_endpoint) {}

    mapping(uint16 => mapping(bytes => mapping(uint64 => bytes32))) public failedMessages;

    event MessageFailed(uint16 _srcChainId, bytes _srcAddress, uint64 _nonce, bytes _payload, bytes _reason);
    event RetryMessageSuccess(uint16 _srcChainId, bytes _srcAddress, uint64 _nonce, bytes32 _payloadHash);

    // overriding the virtual function in LzReceiver
    function _blockingLzReceive(
        uint16 _srcChainId,
        bytes memory _srcAddress,
        uint64 _nonce,
        bytes memory _payload
    ) internal virtual override {
        (bool success, bytes memory reason) = address(this).excessivelySafeCall(
            gasleft(),
            150,
            abi.encodeWithSelector(this.nonblockingLzReceive.selector, _srcChainId, _srcAddress, _nonce, _payload)
        );
        // try-catch all errors/exceptions
        if (!success) {
            _storeFailedMessage(_srcChainId, _srcAddress, _nonce, _payload, reason);
        }
    }

    function _storeFailedMessage(
        uint16 _srcChainId,
        bytes memory _srcAddress,
        uint64 _nonce,
        bytes memory _payload,
        bytes memory _reason
    ) internal virtual {
        failedMessages[_srcChainId][_srcAddress][_nonce] = keccak256(_payload);
        emit MessageFailed(_srcChainId, _srcAddress, _nonce, _payload, _reason);
    }

    function nonblockingLzReceive(
        uint16 _srcChainId,
        bytes calldata _srcAddress,
        uint64 _nonce,
        bytes calldata _payload
    ) public virtual {
        // only internal transaction
        require(_msgSender() == address(this), "NonblockingLzApp: caller must be LzApp");
        _nonblockingLzReceive(_srcChainId, _srcAddress, _nonce, _payload);
    }

    //@notice override this function
    function _nonblockingLzReceive(
        uint16 _srcChainId,
        bytes memory _srcAddress,
        uint64 _nonce,
        bytes memory _payload
    ) internal virtual;

    function retryMessage(
        uint16 _srcChainId,
        bytes calldata _srcAddress,
        uint64 _nonce,
        bytes calldata _payload
    ) public payable virtual {
        // assert there is message to retry
        bytes32 payloadHash = failedMessages[_srcChainId][_srcAddress][_nonce];
        require(payloadHash != bytes32(0), "NonblockingLzApp: no stored message");
        require(keccak256(_payload) == payloadHash, "NonblockingLzApp: invalid payload");
        // clear the stored message
        failedMessages[_srcChainId][_srcAddress][_nonce] = bytes32(0);
        // execute the message. revert if it fails again
        _nonblockingLzReceive(_srcChainId, _srcAddress, _nonce, _payload);
        emit RetryMessageSuccess(_srcChainId, _srcAddress, _nonce, payloadHash);
    }
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.5.0;

import "./ILayerZeroUserApplicationConfig.sol";

interface ILayerZeroEndpoint is ILayerZeroUserApplicationConfig {
    // @notice send a LayerZero message to the specified address at a LayerZero endpoint.
    // @param _dstChainId - the destination chain identifier
    // @param _destination - the address on destination chain (in bytes). address length/format may vary by chains
    // @param _payload - a custom bytes payload to send to the destination contract
    // @param _refundAddress - if the source transaction is cheaper than the amount of value passed, refund the additional amount to this address
    // @param _zroPaymentAddress - the address of the ZRO token holder who would pay for the transaction
    // @param _adapterParams - parameters for custom functionality. e.g. receive airdropped native gas from the relayer on destination
    function send(
        uint16 _dstChainId,
        bytes calldata _destination,
        bytes calldata _payload,
        address payable _refundAddress,
        address _zroPaymentAddress,
        bytes calldata _adapterParams
    ) external payable;

    // @notice used by the messaging library to publish verified payload
    // @param _srcChainId - the source chain identifier
    // @param _srcAddress - the source contract (as bytes) at the source chain
    // @param _dstAddress - the address on destination chain
    // @param _nonce - the unbound message ordering nonce
    // @param _gasLimit - the gas limit for external contract execution
    // @param _payload - verified payload to send to the destination contract
    function receivePayload(
        uint16 _srcChainId,
        bytes calldata _srcAddress,
        address _dstAddress,
        uint64 _nonce,
        uint _gasLimit,
        bytes calldata _payload
    ) external;

    // @notice get the inboundNonce of a lzApp from a source chain which could be EVM or non-EVM chain
    // @param _srcChainId - the source chain identifier
    // @param _srcAddress - the source chain contract address
    function getInboundNonce(uint16 _srcChainId, bytes calldata _srcAddress) external view returns (uint64);

    // @notice get the outboundNonce from this source chain which, consequently, is always an EVM
    // @param _srcAddress - the source chain contract address
    function getOutboundNonce(uint16 _dstChainId, address _srcAddress) external view returns (uint64);

    // @notice gets a quote in source native gas, for the amount that send() requires to pay for message delivery
    // @param _dstChainId - the destination chain identifier
    // @param _userApplication - the user app address on this EVM chain
    // @param _payload - the custom message to send over LayerZero
    // @param _payInZRO - if false, user app pays the protocol fee in native token
    // @param _adapterParam - parameters for the adapter service, e.g. send some dust native token to dstChain
    function estimateFees(
        uint16 _dstChainId,
        address _userApplication,
        bytes calldata _payload,
        bool _payInZRO,
        bytes calldata _adapterParam
    ) external view returns (uint nativeFee, uint zroFee);

    // @notice get this Endpoint's immutable source identifier
    function getChainId() external view returns (uint16);

    // @notice the interface to retry failed message on this Endpoint destination
    // @param _srcChainId - the source chain identifier
    // @param _srcAddress - the source chain contract address
    // @param _payload - the payload to be retried
    function retryPayload(
        uint16 _srcChainId,
        bytes calldata _srcAddress,
        bytes calldata _payload
    ) external;

    // @notice query if any STORED payload (message blocking) at the endpoint.
    // @param _srcChainId - the source chain identifier
    // @param _srcAddress - the source chain contract address
    function hasStoredPayload(uint16 _srcChainId, bytes calldata _srcAddress) external view returns (bool);

    // @notice query if the _libraryAddress is valid for sending msgs.
    // @param _userApplication - the user app address on this EVM chain
    function getSendLibraryAddress(address _userApplication) external view returns (address);

    // @notice query if the _libraryAddress is valid for receiving msgs.
    // @param _userApplication - the user app address on this EVM chain
    function getReceiveLibraryAddress(address _userApplication) external view returns (address);

    // @notice query if the non-reentrancy guard for send() is on
    // @return true if the guard is on. false otherwise
    function isSendingPayload() external view returns (bool);

    // @notice query if the non-reentrancy guard for receive() is on
    // @return true if the guard is on. false otherwise
    function isReceivingPayload() external view returns (bool);

    // @notice get the configuration of the LayerZero messaging library of the specified version
    // @param _version - messaging library version
    // @param _chainId - the chainId for the pending config change
    // @param _userApplication - the contract address of the user application
    // @param _configType - type of configuration. every messaging library has its own convention.
    function getConfig(
        uint16 _version,
        uint16 _chainId,
        address _userApplication,
        uint _configType
    ) external view returns (bytes memory);

    // @notice get the send() LayerZero messaging library version
    // @param _userApplication - the contract address of the user application
    function getSendVersion(address _userApplication) external view returns (uint16);

    // @notice get the lzReceive() LayerZero messaging library version
    // @param _userApplication - the contract address of the user application
    function getReceiveVersion(address _userApplication) external view returns (uint16);
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.5.0;

interface ILayerZeroReceiver {
    // @notice LayerZero endpoint will invoke this function to deliver the message on the destination
    // @param _srcChainId - the source endpoint identifier
    // @param _srcAddress - the source sending contract address from the source chain
    // @param _nonce - the ordered message nonce
    // @param _payload - the signed payload is the UA bytes has encoded to be sent
    function lzReceive(
        uint16 _srcChainId,
        bytes calldata _srcAddress,
        uint64 _nonce,
        bytes calldata _payload
    ) external;
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.5.0;

interface ILayerZeroUserApplicationConfig {
    // @notice set the configuration of the LayerZero messaging library of the specified version
    // @param _version - messaging library version
    // @param _chainId - the chainId for the pending config change
    // @param _configType - type of configuration. every messaging library has its own convention.
    // @param _config - configuration in the bytes. can encode arbitrary content.
    function setConfig(
        uint16 _version,
        uint16 _chainId,
        uint _configType,
        bytes calldata _config
    ) external;

    // @notice set the send() LayerZero messaging library version to _version
    // @param _version - new messaging library version
    function setSendVersion(uint16 _version) external;

    // @notice set the lzReceive() LayerZero messaging library version to _version
    // @param _version - new messaging library version
    function setReceiveVersion(uint16 _version) external;

    // @notice Only when the UA needs to resume the message flow in blocking mode and clear the stored payload
    // @param _srcChainId - the chainId of the source chain
    // @param _srcAddress - the contract address of the source contract at the source chain
    function forceResumeReceive(uint16 _srcChainId, bytes calldata _srcAddress) external;
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (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: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (token/ERC20/ERC20.sol)

pragma solidity ^0.8.0;

import "./IERC20.sol";
import "./extensions/IERC20Metadata.sol";
import "../../utils/Context.sol";

/**
 * @dev Implementation of the {IERC20} interface.
 *
 * This implementation is agnostic to the way tokens are created. This means
 * that a supply mechanism has to be added in a derived contract using {_mint}.
 * For a generic mechanism see {ERC20PresetMinterPauser}.
 *
 * TIP: For a detailed writeup see our guide
 * https://forum.openzeppelin.com/t/how-to-implement-erc20-supply-mechanisms/226[How
 * to implement supply mechanisms].
 *
 * The default value of {decimals} is 18. To change this, you should override
 * this function so it returns a different value.
 *
 * We have followed general OpenZeppelin Contracts guidelines: functions revert
 * instead returning `false` on failure. This behavior is nonetheless
 * conventional and does not conflict with the expectations of ERC20
 * applications.
 *
 * Additionally, an {Approval} event is emitted on calls to {transferFrom}.
 * This allows applications to reconstruct the allowance for all accounts just
 * by listening to said events. Other implementations of the EIP may not emit
 * these events, as it isn't required by the specification.
 *
 * Finally, the non-standard {decreaseAllowance} and {increaseAllowance}
 * functions have been added to mitigate the well-known issues around setting
 * allowances. See {IERC20-approve}.
 */
contract ERC20 is Context, IERC20, IERC20Metadata {
    mapping(address => uint256) private _balances;

    mapping(address => mapping(address => uint256)) private _allowances;

    uint256 private _totalSupply;

    string private _name;
    string private _symbol;

    /**
     * @dev Sets the values for {name} and {symbol}.
     *
     * All two of these values are immutable: they can only be set once during
     * construction.
     */
    constructor(string memory name_, string memory symbol_) {
        _name = name_;
        _symbol = symbol_;
    }

    /**
     * @dev Returns the name of the token.
     */
    function name() public view virtual override returns (string memory) {
        return _name;
    }

    /**
     * @dev Returns the symbol of the token, usually a shorter version of the
     * name.
     */
    function symbol() public view virtual override returns (string memory) {
        return _symbol;
    }

    /**
     * @dev Returns the number of decimals used to get its user representation.
     * For example, if `decimals` equals `2`, a balance of `505` tokens should
     * be displayed to a user as `5.05` (`505 / 10 ** 2`).
     *
     * Tokens usually opt for a value of 18, imitating the relationship between
     * Ether and Wei. This is the default value returned by this function, unless
     * it's overridden.
     *
     * NOTE: This information is only used for _display_ purposes: it in
     * no way affects any of the arithmetic of the contract, including
     * {IERC20-balanceOf} and {IERC20-transfer}.
     */
    function decimals() public view virtual override returns (uint8) {
        return 18;
    }

    /**
     * @dev See {IERC20-totalSupply}.
     */
    function totalSupply() public view virtual override returns (uint256) {
        return _totalSupply;
    }

    /**
     * @dev See {IERC20-balanceOf}.
     */
    function balanceOf(address account) public view virtual override returns (uint256) {
        return _balances[account];
    }

    /**
     * @dev See {IERC20-transfer}.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - the caller must have a balance of at least `amount`.
     */
    function transfer(address to, uint256 amount) public virtual override returns (bool) {
        address owner = _msgSender();
        _transfer(owner, to, amount);
        return true;
    }

    /**
     * @dev See {IERC20-allowance}.
     */
    function allowance(address owner, address spender) public view virtual override returns (uint256) {
        return _allowances[owner][spender];
    }

    /**
     * @dev See {IERC20-approve}.
     *
     * NOTE: If `amount` is the maximum `uint256`, the allowance is not updated on
     * `transferFrom`. This is semantically equivalent to an infinite approval.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     */
    function approve(address spender, uint256 amount) public virtual override returns (bool) {
        address owner = _msgSender();
        _approve(owner, spender, amount);
        return true;
    }

    /**
     * @dev See {IERC20-transferFrom}.
     *
     * Emits an {Approval} event indicating the updated allowance. This is not
     * required by the EIP. See the note at the beginning of {ERC20}.
     *
     * NOTE: Does not update the allowance if the current allowance
     * is the maximum `uint256`.
     *
     * Requirements:
     *
     * - `from` and `to` cannot be the zero address.
     * - `from` must have a balance of at least `amount`.
     * - the caller must have allowance for ``from``'s tokens of at least
     * `amount`.
     */
    function transferFrom(address from, address to, uint256 amount) public virtual override returns (bool) {
        address spender = _msgSender();
        _spendAllowance(from, spender, amount);
        _transfer(from, to, amount);
        return true;
    }

    /**
     * @dev Atomically increases the allowance granted to `spender` by the caller.
     *
     * This is an alternative to {approve} that can be used as a mitigation for
     * problems described in {IERC20-approve}.
     *
     * Emits an {Approval} event indicating the updated allowance.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     */
    function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
        address owner = _msgSender();
        _approve(owner, spender, allowance(owner, spender) + addedValue);
        return true;
    }

    /**
     * @dev Atomically decreases the allowance granted to `spender` by the caller.
     *
     * This is an alternative to {approve} that can be used as a mitigation for
     * problems described in {IERC20-approve}.
     *
     * Emits an {Approval} event indicating the updated allowance.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     * - `spender` must have allowance for the caller of at least
     * `subtractedValue`.
     */
    function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
        address owner = _msgSender();
        uint256 currentAllowance = allowance(owner, spender);
        require(currentAllowance >= subtractedValue, "ERC20: decreased allowance below zero");
        unchecked {
            _approve(owner, spender, currentAllowance - subtractedValue);
        }

        return true;
    }

    /**
     * @dev Moves `amount` of tokens from `from` to `to`.
     *
     * This internal function is equivalent to {transfer}, and can be used to
     * e.g. implement automatic token fees, slashing mechanisms, etc.
     *
     * Emits a {Transfer} event.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `from` must have a balance of at least `amount`.
     */
    function _transfer(address from, address to, uint256 amount) internal virtual {
        require(from != address(0), "ERC20: transfer from the zero address");
        require(to != address(0), "ERC20: transfer to the zero address");

        _beforeTokenTransfer(from, to, amount);

        uint256 fromBalance = _balances[from];
        require(fromBalance >= amount, "ERC20: transfer amount exceeds balance");
        unchecked {
            _balances[from] = fromBalance - amount;
            // Overflow not possible: the sum of all balances is capped by totalSupply, and the sum is preserved by
            // decrementing then incrementing.
            _balances[to] += amount;
        }

        emit Transfer(from, to, amount);

        _afterTokenTransfer(from, to, amount);
    }

    /** @dev Creates `amount` tokens and assigns them to `account`, increasing
     * the total supply.
     *
     * Emits a {Transfer} event with `from` set to the zero address.
     *
     * Requirements:
     *
     * - `account` cannot be the zero address.
     */
    function _mint(address account, uint256 amount) internal virtual {
        require(account != address(0), "ERC20: mint to the zero address");

        _beforeTokenTransfer(address(0), account, amount);

        _totalSupply += amount;
        unchecked {
            // Overflow not possible: balance + amount is at most totalSupply + amount, which is checked above.
            _balances[account] += amount;
        }
        emit Transfer(address(0), account, amount);

        _afterTokenTransfer(address(0), account, amount);
    }

    /**
     * @dev Destroys `amount` tokens from `account`, reducing the
     * total supply.
     *
     * Emits a {Transfer} event with `to` set to the zero address.
     *
     * Requirements:
     *
     * - `account` cannot be the zero address.
     * - `account` must have at least `amount` tokens.
     */
    function _burn(address account, uint256 amount) internal virtual {
        require(account != address(0), "ERC20: burn from the zero address");

        _beforeTokenTransfer(account, address(0), amount);

        uint256 accountBalance = _balances[account];
        require(accountBalance >= amount, "ERC20: burn amount exceeds balance");
        unchecked {
            _balances[account] = accountBalance - amount;
            // Overflow not possible: amount <= accountBalance <= totalSupply.
            _totalSupply -= amount;
        }

        emit Transfer(account, address(0), amount);

        _afterTokenTransfer(account, address(0), amount);
    }

    /**
     * @dev Sets `amount` as the allowance of `spender` over the `owner` s tokens.
     *
     * This internal function is equivalent to `approve`, and can be used to
     * e.g. set automatic allowances for certain subsystems, etc.
     *
     * Emits an {Approval} event.
     *
     * Requirements:
     *
     * - `owner` cannot be the zero address.
     * - `spender` cannot be the zero address.
     */
    function _approve(address owner, address spender, uint256 amount) internal virtual {
        require(owner != address(0), "ERC20: approve from the zero address");
        require(spender != address(0), "ERC20: approve to the zero address");

        _allowances[owner][spender] = amount;
        emit Approval(owner, spender, amount);
    }

    /**
     * @dev Updates `owner` s allowance for `spender` based on spent `amount`.
     *
     * Does not update the allowance amount in case of infinite allowance.
     * Revert if not enough allowance is available.
     *
     * Might emit an {Approval} event.
     */
    function _spendAllowance(address owner, address spender, uint256 amount) internal virtual {
        uint256 currentAllowance = allowance(owner, spender);
        if (currentAllowance != type(uint256).max) {
            require(currentAllowance >= amount, "ERC20: insufficient allowance");
            unchecked {
                _approve(owner, spender, currentAllowance - amount);
            }
        }
    }

    /**
     * @dev Hook that is called before any transfer of tokens. This includes
     * minting and burning.
     *
     * Calling conditions:
     *
     * - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens
     * will be transferred to `to`.
     * - when `from` is zero, `amount` tokens will be minted for `to`.
     * - when `to` is zero, `amount` of ``from``'s tokens will be burned.
     * - `from` and `to` are never both zero.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _beforeTokenTransfer(address from, address to, uint256 amount) internal virtual {}

    /**
     * @dev Hook that is called after any transfer of tokens. This includes
     * minting and burning.
     *
     * Calling conditions:
     *
     * - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens
     * has been transferred to `to`.
     * - when `from` is zero, `amount` tokens have been minted for `to`.
     * - when `to` is zero, `amount` of ``from``'s tokens have been burned.
     * - `from` and `to` are never both zero.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _afterTokenTransfer(address from, address to, uint256 amount) internal virtual {}
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.9.0) (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 (last updated v4.5.0) (token/ERC20/extensions/ERC20Burnable.sol)

pragma solidity ^0.8.0;

import "../ERC20.sol";
import "../../../utils/Context.sol";

/**
 * @dev Extension of {ERC20} that allows token holders to destroy both their own
 * tokens and those that they have an allowance for, in a way that can be
 * recognized off-chain (via event analysis).
 */
abstract contract ERC20Burnable is Context, ERC20 {
    /**
     * @dev Destroys `amount` tokens from the caller.
     *
     * See {ERC20-_burn}.
     */
    function burn(uint256 amount) public virtual {
        _burn(_msgSender(), amount);
    }

    /**
     * @dev Destroys `amount` tokens from `account`, deducting from the caller's
     * allowance.
     *
     * See {ERC20-_burn} and {ERC20-allowance}.
     *
     * Requirements:
     *
     * - the caller must have allowance for ``accounts``'s tokens of at least
     * `amount`.
     */
    function burnFrom(address account, uint256 amount) public virtual {
        _spendAllowance(account, _msgSender(), amount);
        _burn(account, amount);
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC20/extensions/IERC20Metadata.sol)

pragma solidity ^0.8.0;

import "../IERC20.sol";

/**
 * @dev Interface for the optional metadata functions from the ERC20 standard.
 *
 * _Available since v4.1._
 */
interface IERC20Metadata is IERC20 {
    /**
     * @dev Returns the name of the token.
     */
    function name() external view returns (string memory);

    /**
     * @dev Returns the symbol of the token.
     */
    function symbol() external view returns (string memory);

    /**
     * @dev Returns the decimals places of the token.
     */
    function decimals() external view returns (uint8);
}

// 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: MIT
pragma solidity 0.8.16;

interface IxTokenRouter {
    function getXToken(string memory _name) external view returns (address);
    function getCToken(string memory _name) external view returns (address);
}

{
  "evmVersion": "london",
  "libraries": {},
  "metadata": {
    "bytecodeHash": "ipfs",
    "useLiteralContent": true
  },
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "remappings": [],
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  }
}

• No Contract Security Audit Submitted- Submit Audit Here

[{"inputs":[{"internalType":"address","name":"_lzEndpoint","type":"address"},{"internalType":"address","name":"_lndx","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint16","name":"_srcChainId","type":"uint16"},{"indexed":false,"internalType":"bytes","name":"_srcAddress","type":"bytes"},{"indexed":false,"internalType":"uint64","name":"_nonce","type":"uint64"},{"indexed":false,"internalType":"bytes","name":"_payload","type":"bytes"},{"indexed":false,"internalType":"bytes","name":"_reason","type":"bytes"}],"name":"MessageFailed","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":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"},{"indexed":false,"internalType":"uint16","name":"sourceChainId","type":"uint16"}],"name":"Received","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint16","name":"_srcChainId","type":"uint16"},{"indexed":false,"internalType":"bytes","name":"_srcAddress","type":"bytes"},{"indexed":false,"internalType":"uint64","name":"_nonce","type":"uint64"},{"indexed":false,"internalType":"bytes32","name":"_payloadHash","type":"bytes32"}],"name":"RetryMessageSuccess","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"token","type":"address"},{"indexed":false,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"},{"indexed":false,"internalType":"uint16","name":"destinationChainId","type":"uint16"}],"name":"Sent","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint16","name":"_dstChainId","type":"uint16"},{"indexed":false,"internalType":"uint16","name":"_type","type":"uint16"},{"indexed":false,"internalType":"uint256","name":"_minDstGas","type":"uint256"}],"name":"SetMinDstGas","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"precrime","type":"address"}],"name":"SetPrecrime","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint16","name":"_remoteChainId","type":"uint16"},{"indexed":false,"internalType":"bytes","name":"_path","type":"bytes"}],"name":"SetTrustedRemote","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"uint16","name":"_remoteChainId","type":"uint16"},{"indexed":false,"internalType":"bytes","name":"_remoteAddress","type":"bytes"}],"name":"SetTrustedRemoteAddress","type":"event"},{"inputs":[],"name":"DEFAULT_PAYLOAD_SIZE_LIMIT","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint16","name":"_dstChainId","type":"uint16"},{"internalType":"address","name":"_toAddress","type":"address"},{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"estimateFee","outputs":[{"internalType":"uint256","name":"nativeFee","type":"uint256"},{"internalType":"uint256","name":"zroFee","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint16","name":"","type":"uint16"},{"internalType":"bytes","name":"","type":"bytes"},{"internalType":"uint64","name":"","type":"uint64"}],"name":"failedMessages","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint16","name":"_srcChainId","type":"uint16"},{"internalType":"bytes","name":"_srcAddress","type":"bytes"}],"name":"forceResumeReceive","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint16","name":"_version","type":"uint16"},{"internalType":"uint16","name":"_chainId","type":"uint16"},{"internalType":"address","name":"","type":"address"},{"internalType":"uint256","name":"_configType","type":"uint256"}],"name":"getConfig","outputs":[{"internalType":"bytes","name":"","type":"bytes"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint16","name":"_remoteChainId","type":"uint16"}],"name":"getTrustedRemoteAddress","outputs":[{"internalType":"bytes","name":"","type":"bytes"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint16","name":"_srcChainId","type":"uint16"},{"internalType":"bytes","name":"_srcAddress","type":"bytes"}],"name":"isTrustedRemote","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"lndx","outputs":[{"internalType":"contract ILNDX","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"lzEndpoint","outputs":[{"internalType":"contract ILayerZeroEndpoint","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint16","name":"_srcChainId","type":"uint16"},{"internalType":"bytes","name":"_srcAddress","type":"bytes"},{"internalType":"uint64","name":"_nonce","type":"uint64"},{"internalType":"bytes","name":"_payload","type":"bytes"}],"name":"lzReceive","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"mainChainId","outputs":[{"internalType":"uint16","name":"","type":"uint16"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint16","name":"","type":"uint16"},{"internalType":"uint16","name":"","type":"uint16"}],"name":"minDstGasLookup","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint16","name":"_srcChainId","type":"uint16"},{"internalType":"bytes","name":"_srcAddress","type":"bytes"},{"internalType":"uint64","name":"_nonce","type":"uint64"},{"internalType":"bytes","name":"_payload","type":"bytes"}],"name":"nonblockingLzReceive","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint16","name":"","type":"uint16"}],"name":"payloadSizeLimitLookup","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"precrime","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint16","name":"_srcChainId","type":"uint16"},{"internalType":"bytes","name":"_srcAddress","type":"bytes"},{"internalType":"uint64","name":"_nonce","type":"uint64"},{"internalType":"bytes","name":"_payload","type":"bytes"}],"name":"retryMessage","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"uint16","name":"_dstChainId","type":"uint16"},{"internalType":"address","name":"_toAddress","type":"address"},{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"sendToken","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[{"internalType":"uint16","name":"_version","type":"uint16"},{"internalType":"uint16","name":"_chainId","type":"uint16"},{"internalType":"uint256","name":"_configType","type":"uint256"},{"internalType":"bytes","name":"_config","type":"bytes"}],"name":"setConfig","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint16","name":"_dstChainId","type":"uint16"},{"internalType":"uint16","name":"_packetType","type":"uint16"},{"internalType":"uint256","name":"_minGas","type":"uint256"}],"name":"setMinDstGas","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint16","name":"_dstChainId","type":"uint16"},{"internalType":"uint256","name":"_size","type":"uint256"}],"name":"setPayloadSizeLimit","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_precrime","type":"address"}],"name":"setPrecrime","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint16","name":"_version","type":"uint16"}],"name":"setReceiveVersion","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint16","name":"_version","type":"uint16"}],"name":"setSendVersion","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint16","name":"_remoteChainId","type":"uint16"},{"internalType":"bytes","name":"_path","type":"bytes"}],"name":"setTrustedRemote","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint16","name":"_remoteChainId","type":"uint16"},{"internalType":"bytes","name":"_remoteAddress","type":"bytes"}],"name":"setTrustedRemoteAddress","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint16","name":"","type":"uint16"}],"name":"trustedRemoteLookup","outputs":[{"internalType":"bytes","name":"","type":"bytes"}],"stateMutability":"view","type":"function"}]

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

00000000000000000000000066a71dcef29a0ffbdbe3c6a460a3b5bc225cd67500000000000000000000000008a1c30bbb26425c1031ee9e43fa0b9960742539

-----Decoded View---------------
Arg [0] : _lzEndpoint (address): 0x66A71Dcef29A0fFBDBE3c6a460a3B5BC225Cd675
Arg [1] : _lndx (address): 0x08A1C30BBB26425c1031ee9E43FA0B9960742539

-----Encoded View---------------
2 Constructor Arguments found :
Arg [0] : 00000000000000000000000066a71dcef29a0ffbdbe3c6a460a3b5bc225cd675
Arg [1] : 00000000000000000000000008a1c30bbb26425c1031ee9e43fa0b9960742539