Revolutionizing Address Resolution: EIP 181 and ENS Support for Reverse Resolution

ReverseResolver.sol

// SPDX-License-Identifier: GPL-3.0

pragma solidity ^0.8.0;

contract ReverseResolver {
    // Mapping from Ethereum addresses to human-readable names.
    mapping(address => string) private addressToName;
    mapping(string => address) private nameToAddress;

    // Function to set the human-readable name for an Ethereum address.
    function setAddressName(address _address, string memory _name) public {
        require(_address != address(0), "Invalid address");
        require(bytes(_name).length > 0, "Name cannot be empty");

        addressToName[_address] = _name;
        nameToAddress[_name] = _address;
    }

    // Function to get the human-readable name for an Ethereum address.
    function getAddressName(address _address) public view returns (string memory) {
        return addressToName[_address];
    }

    // Function to get the Ethereum address for a human-readable name.
    function getNameAddress(string memory _name) public view returns (address) {
        return nameToAddress[_name];
    }
}