contract ITradeDelegate {

    function batchTransfer(
        bytes32[] calldata batch
        )
        external;


    /// @dev Add a Loopring protocol address.
    /// @param addr A loopring protocol address.
    function authorizeAddress(
        address addr
        )
        external;

    /// @dev Remove a Loopring protocol address.
    /// @param addr A loopring protocol address.
    function deauthorizeAddress(
        address addr
        )
        external;

    function isAddressAuthorized(
        address addr
        )
        public
        view
        returns (bool);


    function suspend()
        external;

    function resume()
        external;

    function kill()
        external;
}
/// @title ITradeDelegate
/// @dev Acts as a middle man to transfer ERC20 tokens on behalf of different
/// versions of Loopring protocol to avoid ERC20 re-authorization.
/// @author Daniel Wang - <daniel@loopring.org>.
function deauthorizeAddress(
    address addr
    )
    external;

/// @dev Remove a Loopring protocol address.
/// @param addr A loopring protocol address.