Contract 0x40a2accbd92bca938b02010e17a5b8929b49130d 20

Txn Hash Method
Block
From
To
Value [Txn Fee]
0xc437d486768c5913c85a20d897a009184361bc6bd1fc4d08a2531145ea4dab23Multi Send13006802022-06-24 6:32:366 days 6 hrs ago0xf4e1d185666a624099298fcc42c50ba662dc7e52 IN  0x40a2accbd92bca938b02010e17a5b8929b49130d0 GLMR0.003689795
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Latest 1 internal transaction
Parent Txn Hash Block From To Value
0xebf4643d6e6deb2858b33aceeb162a7ac46066c10566ac705ac516345c2308e81720882022-01-11 13:34:36169 days 23 hrs ago 0x4e59b44847b379578588920ca78fbf26c0b4956c  Contract Creation0 GLMR
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Contract Source Code Verified (Exact Match)

Contract Name:
MultiSendCallOnly

Compiler Version
v0.7.6+commit.7338295f

Optimization Enabled:
No with 200 runs

Other Settings:
default evmVersion

Contract Source Code (Solidity Standard Json-Input format)

File 1 of 1 : MultiSendCallOnly.sol
// SPDX-License-Identifier: LGPL-3.0-only
pragma solidity >=0.7.0 <0.9.0;

/// @title Multi Send Call Only - Allows to batch multiple transactions into one, but only calls
/// @author Stefan George - <[email protected]>
/// @author Richard Meissner - <[email protected]>
/// @notice The guard logic is not required here as this contract doesn't support nested delegate calls
contract MultiSendCallOnly {
    /// @dev Sends multiple transactions and reverts all if one fails.
    /// @param transactions Encoded transactions. Each transaction is encoded as a packed bytes of
    ///                     operation has to be uint8(0) in this version (=> 1 byte),
    ///                     to as a address (=> 20 bytes),
    ///                     value as a uint256 (=> 32 bytes),
    ///                     data length as a uint256 (=> 32 bytes),
    ///                     data as bytes.
    ///                     see abi.encodePacked for more information on packed encoding
    /// @notice The code is for most part the same as the normal MultiSend (to keep compatibility),
    ///         but reverts if a transaction tries to use a delegatecall.
    /// @notice This method is payable as delegatecalls keep the msg.value from the previous call
    ///         If the calling method (e.g. execTransaction) received ETH this would revert otherwise
    function multiSend(bytes memory transactions) public payable {
        // solhint-disable-next-line no-inline-assembly
        assembly {
            let length := mload(transactions)
            let i := 0x20
            for {
                // Pre block is not used in "while mode"
            } lt(i, length) {
                // Post block is not used in "while mode"
            } {
                // First byte of the data is the operation.
                // We shift by 248 bits (256 - 8 [operation byte]) it right since mload will always load 32 bytes (a word).
                // This will also zero out unused data.
                let operation := shr(0xf8, mload(add(transactions, i)))
                // We offset the load address by 1 byte (operation byte)
                // We shift it right by 96 bits (256 - 160 [20 address bytes]) to right-align the data and zero out unused data.
                let to := shr(0x60, mload(add(transactions, add(i, 0x01))))
                // We offset the load address by 21 byte (operation byte + 20 address bytes)
                let value := mload(add(transactions, add(i, 0x15)))
                // We offset the load address by 53 byte (operation byte + 20 address bytes + 32 value bytes)
                let dataLength := mload(add(transactions, add(i, 0x35)))
                // We offset the load address by 85 byte (operation byte + 20 address bytes + 32 value bytes + 32 data length bytes)
                let data := add(transactions, add(i, 0x55))
                let success := 0
                switch operation
                    case 0 {
                        success := call(gas(), to, value, data, dataLength, 0, 0)
                    }
                    // This version does not allow delegatecalls
                    case 1 {
                        revert(0, 0)
                    }
                if eq(success, 0) {
                    revert(0, 0)
                }
                // Next entry starts at 85 byte + data length
                i := add(i, add(0x55, dataLength))
            }
        }
    }
}

Settings
{
  "optimizer": {
    "enabled": false,
    "runs": 200
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "metadata": {
    "useLiteralContent": true
  },
  "libraries": {}
}

Contract ABI

[{"inputs":[{"internalType":"bytes","name":"transactions","type":"bytes"}],"name":"multiSend","outputs":[],"stateMutability":"payable","type":"function"}]

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