eth-owned

EIP-173 interface and tools for chainlib-eth
git clone git://holbrook.no/eth-owned.git
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Owned.sol (663B)

      1 pragma solidity ^0.8.0;
      2 
      3 contract Owned {
      4 	address public owner;
      5 	address newOwner;
      6 
      7 	constructor() public {
      8 		owner = msg.sender;	
      9 	}
     10 
     11 	function transferOwnership(address _newOwner) public returns (bool) {
     12 		require(owner == msg.sender);
     13 		newOwner = _newOwner;
     14 		return true;
     15 	}
     16 
     17 	function acceptOwnership() public returns (bool) {
     18 		require(newOwner == msg.sender);
     19 		owner = msg.sender;
     20 		newOwner = address(0);
     21 		return true;
     22 	}
     23 
     24 	function takeOwnership(address _ownable) public returns (bool) {
     25 		bool ok;
     26 		bytes memory result;
     27 
     28 		(ok, result) = _ownable.call(abi.encodeWithSignature("acceptOwnership()"));
     29 		require(ok, "ERR_ACCEPT");
     30 		return true;
     31 	}
     32 }