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/**
 *Submitted for verification at Etherscan.io on 2021-01-03
*/

pragma solidity >=0.4.21 <0.7.0;


/// @title Contract to reward overlapping stakes
/// @author Marlin
/// @notice Use this contract only for testing
/// @dev Contract may or may not change in future (depending upon the new slots in proxy-store)
contract BridgeProxy {
    bytes32 internal constant IMPLEMENTATION_SLOT = bytes32(
        uint256(keccak256("eip1967.proxy.implementation")) - 1
    );
    bytes32 internal constant PROXY_ADMIN_SLOT = bytes32(
        uint256(keccak256("eip1967.proxy.admin")) - 1
    );

    constructor(address contractLogic, address proxyAdmin) public {
        // save the code address
        bytes32 slot = IMPLEMENTATION_SLOT;
        assembly {
            sstore(slot, contractLogic)
        }
        // save the proxy admin
        slot = PROXY_ADMIN_SLOT;
        address sender = proxyAdmin;
        assembly {
            sstore(slot, sender)
        }
    }

    function updateAdmin(address _newAdmin) public {
        require(
            msg.sender == getAdmin(),
            "Only the current admin should be able to new admin"
        );
        bytes32 slot = PROXY_ADMIN_SLOT;
        assembly {
            sstore(slot, _newAdmin)
        }
    }

    /// @author Marlin
    /// @dev Only admin can update the contract
    /// @param _newLogic address is the address of the contract that has to updated to
    function updateLogic(address _newLogic) public {
        require(
            msg.sender == getAdmin(),
            "Only Admin should be able to update the contracts"
        );
        bytes32 slot = IMPLEMENTATION_SLOT;
        assembly {
            sstore(slot, _newLogic)
        }
    }

    /// @author Marlin
    /// @dev use assembly as contract store slot is manually decided
    function getAdmin() internal view returns (address result) {
        bytes32 slot = PROXY_ADMIN_SLOT;
        assembly {
            result := sload(slot)
        }
    }

    /// @author Marlin
    /// @dev add functionality to forward the balance as well.
    function() external payable {
        bytes32 slot = IMPLEMENTATION_SLOT;
        assembly {
            let contractLogic := sload(slot)
            calldatacopy(0x0, 0x0, calldatasize())
            let success := delegatecall(
                sub(gas(), 10000),
                contractLogic,
                0x0,
                calldatasize(),
                0,
                0
            )
            let retSz := returndatasize()
            returndatacopy(0, 0, retSz)

            switch success
                case 0 {
                    revert(0, retSz)
                }
                default {
                    return(0, retSz)
                }
        }
    }
}

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[{"inputs":[{"internalType":"address","name":"contractLogic","type":"address"},{"internalType":"address","name":"proxyAdmin","type":"address"}],"payable":false,"stateMutability":"nonpayable","type":"constructor"},{"payable":true,"stateMutability":"payable","type":"fallback"},{"constant":false,"inputs":[{"internalType":"address","name":"_newAdmin","type":"address"}],"name":"updateAdmin","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"internalType":"address","name":"_newLogic","type":"address"}],"name":"updateLogic","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"}]

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

00000000000000000000000000000000000000000000000000000000000000000000000000000000000000007f15ff03350adecbe42ea20634bca8b4f8ba5c3a

-----Decoded View---------------
Arg [0] : contractLogic (address): 0x0000000000000000000000000000000000000000
Arg [1] : proxyAdmin (address): 0x7f15ff03350AdeCbE42eA20634bCA8b4F8BA5c3a

-----Encoded View---------------
2 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000000
Arg [1] : 0000000000000000000000007f15ff03350adecbe42ea20634bca8b4f8ba5c3a

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bzzr://35f25aa1f2841e515abbaa9d66c90d23a036ff6e688febd698895d847381dbcc