pragma solidity ^0.4.23; // A Locked Name Registrar contract Locked { bool public unlocked = false; // registrar locked, no name updates struct NameRecord { // map hashes to addresses bytes32 name; // address mappedAddress; } mapping(address => NameRecord) public registeredNameRecord; // records who registered names mapping(bytes32 => address) public resolve; // resolves hashes to addresses function register(bytes32 _name, address _mappedAddress) public { // set up the new NameRecord NameRecord newRecord; newRecord.name = _name; newRecord.mappedAddress = _mappedAddress; resolve[_name] = _mappedAddress; registeredNameRecord[msg.sender] = newRecord; require(unlocked); // only allow registrations if contract is unlocked } }
0.5.10