{ "contractName": "EthereumDIDRegistry", "abi": [ { "constant": true, "inputs": [ { "name": "", "type": "address" } ], "name": "owners", "outputs": [ { "name": "", "type": "address" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "name": "", "type": "address" }, { "name": "", "type": "bytes32" }, { "name": "", "type": "address" } ], "name": "delegates", "outputs": [ { "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "name": "", "type": "address" } ], "name": "nonce", "outputs": [ { "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "name": "", "type": "address" } ], "name": "changed", "outputs": [ { "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "anonymous": false, "inputs": [ { "indexed": true, "name": "identity", "type": "address" }, { "indexed": false, "name": "owner", "type": "address" }, { "indexed": false, "name": "previousChange", "type": "uint256" } ], "name": "DIDOwnerChanged", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "name": "identity", "type": "address" }, { "indexed": false, "name": "delegateType", "type": "bytes32" }, { "indexed": false, "name": "delegate", "type": "address" }, { "indexed": false, "name": "validTo", "type": "uint256" }, { "indexed": false, "name": "previousChange", "type": "uint256" } ], "name": "DIDDelegateChanged", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "name": "identity", "type": "address" }, { "indexed": false, "name": "name", "type": "bytes32" }, { "indexed": false, "name": "value", "type": "bytes" }, { "indexed": false, "name": "validTo", "type": "uint256" }, { "indexed": false, "name": "previousChange", "type": "uint256" } ], "name": "DIDAttributeChanged", "type": "event" }, { "constant": true, "inputs": [ { "name": "identity", "type": "address" } ], "name": "identityOwner", "outputs": [ { "name": "", "type": "address" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "name": "identity", "type": "address" }, { "name": "delegateType", "type": "bytes32" }, { "name": "delegate", "type": "address" } ], "name": "validDelegate", "outputs": [ { "name": "", "type": "bool" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": false, "inputs": [ { "name": "identity", "type": "address" }, { "name": "newOwner", "type": "address" } ], "name": "changeOwner", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "name": "identity", "type": "address" }, { "name": "sigV", "type": "uint8" }, { "name": "sigR", "type": "bytes32" }, { "name": "sigS", "type": "bytes32" }, { "name": "newOwner", "type": "address" } ], "name": "changeOwnerSigned", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "name": "identity", "type": "address" }, { "name": "delegateType", "type": "bytes32" }, { "name": "delegate", "type": "address" }, { "name": "validity", "type": "uint256" } ], "name": "addDelegate", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "name": "identity", "type": "address" }, { "name": "sigV", "type": "uint8" }, { "name": "sigR", "type": "bytes32" }, { "name": "sigS", "type": "bytes32" }, { "name": "delegateType", "type": "bytes32" }, { "name": "delegate", "type": "address" }, { "name": "validity", "type": "uint256" } ], "name": "addDelegateSigned", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "name": "identity", "type": "address" }, { "name": "delegateType", "type": "bytes32" }, { "name": "delegate", "type": "address" } ], "name": "revokeDelegate", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "name": "identity", "type": "address" }, { "name": "sigV", "type": "uint8" }, { "name": "sigR", "type": "bytes32" }, { "name": "sigS", "type": "bytes32" }, { "name": "delegateType", "type": "bytes32" }, { "name": "delegate", "type": "address" } ], "name": "revokeDelegateSigned", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "name": "identity", "type": "address" }, { "name": "name", "type": "bytes32" }, { "name": "value", "type": "bytes" }, { "name": "validity", "type": "uint256" } ], "name": "setAttribute", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "name": "identity", "type": "address" }, { "name": "sigV", "type": "uint8" }, { "name": "sigR", "type": "bytes32" }, { "name": "sigS", "type": "bytes32" }, { "name": "name", "type": "bytes32" }, { "name": "value", "type": "bytes" }, { "name": "validity", "type": "uint256" } ], "name": "setAttributeSigned", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "name": "identity", "type": "address" }, { "name": "name", "type": "bytes32" }, { "name": "value", "type": "bytes" } ], "name": "revokeAttribute", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "name": "identity", "type": "address" }, { "name": "sigV", "type": "uint8" }, { "name": "sigR", "type": "bytes32" }, { "name": "sigS", "type": "bytes32" }, { "name": "name", "type": "bytes32" }, { "name": "value", "type": "bytes" } ], "name": "revokeAttributeSigned", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" } ], "bytecode": 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"source": "pragma solidity ^0.4.4;\n\ncontract EthereumDIDRegistry {\n\n mapping(address => address) public owners;\n mapping(address => mapping(bytes32 => mapping(address => uint))) public delegates;\n mapping(address => uint) public changed;\n mapping(address => uint) public nonce;\n\n modifier onlyOwner(address identity, address actor) {\n require (actor == identityOwner(identity));\n _;\n }\n\n event DIDOwnerChanged(\n address indexed identity,\n address owner,\n uint previousChange\n );\n\n event DIDDelegateChanged(\n address indexed identity,\n bytes32 delegateType,\n address delegate,\n uint validTo,\n uint previousChange\n );\n\n event DIDAttributeChanged(\n address indexed identity,\n bytes32 name,\n bytes value,\n uint validTo,\n uint previousChange\n );\n\n function identityOwner(address identity) public view returns(address) {\n address owner = owners[identity];\n if (owner != 0x0) {\n return owner;\n }\n return identity;\n }\n\n function checkSignature(address identity, uint8 sigV, bytes32 sigR, bytes32 sigS, bytes32 hash) internal returns(address) {\n address signer = ecrecover(hash, sigV, sigR, sigS);\n require(signer == identityOwner(identity));\n nonce[identity]++;\n return signer;\n }\n\n function validDelegate(address identity, bytes32 delegateType, address delegate) public view returns(bool) {\n uint validity = delegates[identity][keccak256(delegateType)][delegate];\n return (validity > now);\n }\n\n function changeOwner(address identity, address actor, address newOwner) internal onlyOwner(identity, actor) {\n owners[identity] = newOwner;\n emit DIDOwnerChanged(identity, newOwner, changed[identity]);\n changed[identity] = block.number;\n }\n\n function changeOwner(address identity, address newOwner) public {\n changeOwner(identity, msg.sender, newOwner);\n }\n\n function changeOwnerSigned(address identity, uint8 sigV, bytes32 sigR, bytes32 sigS, address newOwner) public {\n bytes32 hash = keccak256(byte(0x19), byte(0), this, nonce[identityOwner(identity)], identity, \"changeOwner\", newOwner);\n changeOwner(identity, checkSignature(identity, sigV, sigR, sigS, hash), newOwner);\n }\n\n function addDelegate(address identity, address actor, bytes32 delegateType, address delegate, uint validity) internal onlyOwner(identity, actor) {\n delegates[identity][keccak256(delegateType)][delegate] = now + validity;\n emit DIDDelegateChanged(identity, delegateType, delegate, now + validity, changed[identity]);\n changed[identity] = block.number;\n }\n\n function addDelegate(address identity, bytes32 delegateType, address delegate, uint validity) public {\n addDelegate(identity, msg.sender, delegateType, delegate, validity);\n }\n\n function addDelegateSigned(address identity, uint8 sigV, bytes32 sigR, bytes32 sigS, bytes32 delegateType, address delegate, uint validity) public {\n bytes32 hash = keccak256(byte(0x19), byte(0), this, nonce[identityOwner(identity)], identity, \"addDelegate\", delegateType, delegate, validity);\n addDelegate(identity, checkSignature(identity, sigV, sigR, sigS, hash), delegateType, delegate, validity);\n }\n\n function revokeDelegate(address identity, address actor, bytes32 delegateType, address delegate) internal onlyOwner(identity, actor) {\n delegates[identity][keccak256(delegateType)][delegate] = now;\n emit DIDDelegateChanged(identity, delegateType, delegate, now, changed[identity]);\n changed[identity] = block.number;\n }\n\n function revokeDelegate(address identity, bytes32 delegateType, address delegate) public {\n revokeDelegate(identity, msg.sender, delegateType, delegate);\n }\n\n function revokeDelegateSigned(address identity, uint8 sigV, bytes32 sigR, bytes32 sigS, bytes32 delegateType, address delegate) public {\n bytes32 hash = keccak256(byte(0x19), byte(0), this, nonce[identityOwner(identity)], identity, \"revokeDelegate\", delegateType, delegate);\n revokeDelegate(identity, checkSignature(identity, sigV, sigR, sigS, hash), delegateType, delegate);\n }\n\n function setAttribute(address identity, address actor, bytes32 name, bytes value, uint validity ) internal onlyOwner(identity, actor) {\n emit DIDAttributeChanged(identity, name, value, now + validity, changed[identity]);\n changed[identity] = block.number;\n }\n\n function setAttribute(address identity, bytes32 name, bytes value, uint validity) public {\n setAttribute(identity, msg.sender, name, value, validity);\n }\n\n function setAttributeSigned(address identity, uint8 sigV, bytes32 sigR, bytes32 sigS, bytes32 name, bytes value, uint validity) public {\n bytes32 hash = keccak256(byte(0x19), byte(0), this, nonce[identity], identity, \"setAttribute\", name, value, validity);\n setAttribute(identity, checkSignature(identity, sigV, sigR, sigS, hash), name, value, validity);\n }\n\n function revokeAttribute(address identity, address actor, bytes32 name, bytes value ) internal onlyOwner(identity, actor) {\n emit DIDAttributeChanged(identity, name, value, 0, changed[identity]);\n changed[identity] = block.number;\n }\n\n function revokeAttribute(address identity, bytes32 name, bytes value) public {\n revokeAttribute(identity, msg.sender, name, value);\n }\n\n function revokeAttributeSigned(address identity, uint8 sigV, bytes32 sigR, bytes32 sigS, bytes32 name, bytes value) public {\n bytes32 hash = keccak256(byte(0x19), byte(0), this, nonce[identity], identity, \"revokeAttribute\", name, value); \n revokeAttribute(identity, checkSignature(identity, sigV, sigR, sigS, hash), name, value);\n }\n\n}\n", "sourcePath": "/Users/pelleb/code/consensys/ethereum-did-registry/contracts/EthereumDIDRegistry.sol", "ast": { "absolutePath": "/Users/pelleb/code/consensys/ethereum-did-registry/contracts/EthereumDIDRegistry.sol", "exportedSymbols": { "EthereumDIDRegistry": [ 706 ] }, "id": 707, "nodeType": "SourceUnit", "nodes": [ { "id": 1, "literals": [ "solidity", "^", "0.4", ".4" ], "nodeType": "PragmaDirective", "src": "0:23:0" }, { "baseContracts": [], "contractDependencies": [], "contractKind": "contract", "documentation": null, "fullyImplemented": true, "id": 706, "linearizedBaseContracts": [ 706 ], "name": "EthereumDIDRegistry", "nodeType": "ContractDefinition", "nodes": [ { "constant": false, "id": 5, "name": "owners", "nodeType": "VariableDeclaration", "scope": 706, "src": "59:41:0", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_address_$", "typeString": "mapping(address => address)" }, "typeName": { "id": 4, "keyType": { "id": 2, "name": "address", "nodeType": "ElementaryTypeName", "src": "67:7:0", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Mapping", "src": "59:27:0", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_address_$", "typeString": "mapping(address => address)" }, "valueType": { "id": 3, "name": "address", "nodeType": "ElementaryTypeName", "src": "78:7:0", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } }, "value": null, "visibility": "public" }, { "constant": false, "id": 13, "name": "delegates", "nodeType": "VariableDeclaration", "scope": 706, "src": "104:81:0", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_mapping$_t_bytes32_$_t_mapping$_t_address_$_t_uint256_$_$_$", "typeString": "mapping(address => mapping(bytes32 => mapping(address => uint256)))" }, "typeName": { "id": 12, "keyType": { "id": 6, "name": "address", "nodeType": "ElementaryTypeName", "src": "112:7:0", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Mapping", "src": "104:64:0", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_mapping$_t_bytes32_$_t_mapping$_t_address_$_t_uint256_$_$_$", "typeString": "mapping(address => mapping(bytes32 => mapping(address => uint256)))" }, "valueType": { "id": 11, "keyType": { "id": 7, 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