{ "abi": [ { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "previousOwner", "type": "address" }, { "indexed": true, "internalType": "address", "name": "newOwner", "type": "address" } ], "name": "OwnershipTransferred", "type": "event" }, { "inputs": [ { "internalType": "uint32", "name": "_domain", "type": "uint32" }, { "internalType": "bytes32", "name": "_router", "type": "bytes32" } ], "name": "enrollRemoteRouter", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "uint32", "name": "_origin", "type": "uint32" }, { "internalType": "uint32", "name": "_nonce", "type": "uint32" }, { "internalType": "bytes32", "name": "_sender", "type": "bytes32" }, { "internalType": "bytes", "name": "_message", "type": "bytes" } ], "name": "handle", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [], "name": "owner", "outputs": [ { "internalType": "address", "name": "", "type": 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"bytecode": { "object": "0x", "sourceMap": "", "linkReferences": {} }, "deployedBytecode": { "object": "0x", "sourceMap": "", "linkReferences": {} }, "methodIdentifiers": { "enrollRemoteRouter(uint32,bytes32)": "b49c53a7", "handle(uint32,uint32,bytes32,bytes)": "ab2dc3f5", "owner()": "8da5cb5b", "remotes(uint32)": "83bbb806", "renounceOwnership()": "715018a6", "setXAppConnectionManager(address)": "41bdc8b5", "transferOwnership(address)": "f2fde38b", "xAppConnectionManager()": "3339df96" }, "ast": { "absolutePath": "packages/contracts-router/contracts/Router.sol", "id": 46769, "exportedSymbols": { "IMessageRecipient": [ 45034 ], "Router": [ 46768 ], "XAppConnectionClient": [ 46866 ] }, "nodeType": "SourceUnit", "src": "46:2593:79", "nodes": [ { "id": 46644, "nodeType": "PragmaDirective", "src": "46:22:79", "literals": [ "solidity", "0.7", ".6" ] }, { "id": 46646, "nodeType": "ImportDirective", "src": "116:64:79", "absolutePath": 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"parameters": { "id": 46666, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 46663, "mutability": "mutable", "name": "_origin", "nodeType": "VariableDeclaration", "scope": 46677, "src": "834:14:79", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" }, "typeName": { "id": 46662, "name": "uint32", "nodeType": "ElementaryTypeName", "src": "834:6:79", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" } }, "visibility": "internal" }, { "constant": false, "id": 46665, "mutability": "mutable", "name": "_router", "nodeType": "VariableDeclaration", "scope": 46677, "src": "850:15:79", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 46664, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "850:7:79", "typeDescriptions": { "typeIdentifier": "t_bytes32", 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"t_stringliteral_713a62ac7d6699d26c5564c3c29686998f05bfd595516cfcf220240bfe0fc1a7", "typeString": "literal_string \"!domain\"" }, "value": "!domain" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_713a62ac7d6699d26c5564c3c29686998f05bfd595516cfcf220240bfe0fc1a7", "typeString": "literal_string \"!domain\"" } ], "id": 46687, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ -18, -18 ], "referencedDeclaration": -18, "src": "1352:7:79", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 46697, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1352:61:79", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 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"rightHandSide": { "id": 46702, "name": "_router", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 46682, "src": "1442:7:79", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "src": "1423:26:79", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "id": 46704, "nodeType": "ExpressionStatement", "src": "1423:26:79" } ] }, "documentation": { "id": 46678, "nodeType": "StructuredDocumentation", "src": "1014:223:79", "text": " @notice Register the address of a Router contract for the same xApp on a remote chain\n @param _domain The domain of the remote xApp Router\n @param _router The address of the remote xApp Router" }, "functionSelector": "b49c53a7", "implemented": true, "kind": "function", "modifiers": [ { "id": 46685, "modifierName": { "id": 46684, "name": "onlyOwner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 23113, "src": "1328:9:79", "typeDescriptions": { "typeIdentifier": "t_modifier$__$", "typeString": "modifier ()" } }, "nodeType": "ModifierInvocation", "src": "1328:9:79" } ], "name": "enrollRemoteRouter", "parameters": { "id": 46683, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 46680, "mutability": "mutable", "name": "_domain", "nodeType": "VariableDeclaration", "scope": 46706, "src": "1270:14:79", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" }, "typeName": { "id": 46679, "name": "uint32", "nodeType": "ElementaryTypeName", "src": "1270:6:79", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" } }, "visibility": "internal" }, { "constant": false, "id": 46682, "mutability": "mutable", "name": "_router", "nodeType": "VariableDeclaration", "scope": 46706, "src": "1286:15:79", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", 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false, "leftExpression": { "id": 46733, "name": "_router", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 46723, "src": "2136:7:79", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "nodeType": "BinaryOperation", "operator": "!=", "rightExpression": { "arguments": [ { "hexValue": "30", "id": 46736, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "2155:1:79", "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" } ], "id": 46735, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "2147:7:79", "typeDescriptions": { "typeIdentifier": "t_type$_t_bytes32_$", "typeString": "type(bytes32)" }, "typeName": { "id": 46734, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "2147:7:79", "typeDescriptions": {} } }, "id": 46737, "isConstant": false, "isLValue": false, "isPure": true, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2147:10:79", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "src": "2136:21:79", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "src": "2105:52:79", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "functionReturnParameters": 46727, "id": 46740, "nodeType": "Return", "src": "2098:59:79" } ] }, "documentation": { "id": 46719, "nodeType": "StructuredDocumentation", "src": "1723:245:79", "text": " @notice Return true if the given domain / router is the address of a remote xApp Router\n @param _domain The domain of the potential remote xApp Router\n @param _router The address of the potential remote xApp Router" }, "implemented": true, "kind": "function", "modifiers": [], "name": "_isRemoteRouter", "parameters": { "id": 46724, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 46721, "mutability": "mutable", "name": "_domain", "nodeType": "VariableDeclaration", "scope": 46742, "src": "1998:14:79", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" }, "typeName": { "id": 46720, "name": "uint32", "nodeType": "ElementaryTypeName", "src": "1998:6:79", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" } }, "visibility": "internal" }, { "constant": false, "id": 46723, "mutability": "mutable", "name": "_router", "nodeType": "VariableDeclaration", "scope": 46742, "src": "2014:15:79", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 46722, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "2014:7:79", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "visibility": "internal" } ], "src": "1997:33:79" }, "returnParameters": { "id": 46727, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 46726, "mutability": "mutable", "name": "", "nodeType": "VariableDeclaration", "scope": 46742, "src": "2078:4:79", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 46725, "name": "bool", "nodeType": "ElementaryTypeName", "src": "2078:4:79", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "visibility": "internal" } ], "src": "2077:6:79" }, "scope": 46768, "stateMutability": "view", "virtual": false, "visibility": "internal" }, { "id": 46767, "nodeType": "FunctionDefinition", "src": "2433:203:79", "body": { "id": 46766, "nodeType": "Block", "src": "2542:94:79", "statements": [ { "expression": { "id": 46754, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "id": 46750, "name": "_remote", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 46748, "src": "2552:7:79", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "baseExpression": { "id": 46751, "name": "remotes", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 46656, "src": "2562:7:79", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_uint32_$_t_bytes32_$", "typeString": "mapping(uint32 => bytes32)" } }, "id": 46753, "indexExpression": { "id": 46752, "name": "_domain", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 46745, "src": "2570:7:79", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "2562:16:79", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "src": "2552:26:79", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "id": 46755, "nodeType": "ExpressionStatement", "src": "2552:26:79" }, { "expression": { "arguments": [ { "commonType": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "id": 46762, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "id": 46757, "name": "_remote", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 46748, "src": "2596:7:79", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "nodeType": "BinaryOperation", "operator": "!=", "rightExpression": { "arguments": [ { "hexValue": "30", "id": 46760, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "2615:1:79", "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" } ], "id": 46759, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "2607:7:79", "typeDescriptions": { "typeIdentifier": "t_type$_t_bytes32_$", "typeString": "type(bytes32)" }, "typeName": { "id": 46758, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "2607:7:79", "typeDescriptions": {} } }, "id": 46761, "isConstant": false, "isLValue": false, "isPure": true, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2607:10:79", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "src": "2596:21:79", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "hexValue": "2172656d6f7465", "id": 46763, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "2619:9:79", "typeDescriptions": { "typeIdentifier": "t_stringliteral_b4cb45e2eca7e91596896d9d6d0088e023ee382fb860b627f6924eb294dd23de", "typeString": "literal_string \"!remote\"" }, "value": "!remote" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_b4cb45e2eca7e91596896d9d6d0088e023ee382fb860b627f6924eb294dd23de", "typeString": "literal_string \"!remote\"" } ], "id": 46756, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ -18, -18 ], "referencedDeclaration": -18, "src": "2588:7:79", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 46764, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2588:41:79", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 46765, "nodeType": "ExpressionStatement", "src": "2588:41:79" } ] }, "documentation": { "id": 46743, "nodeType": "StructuredDocumentation", "src": "2170:258:79", "text": " @notice Assert that the given domain has a xApp Router registered and return its address\n @param _domain The domain of the chain for which to get the xApp Router\n @return _remote The address of the remote xApp Router on _domain" }, "implemented": true, "kind": "function", "modifiers": [], "name": "_mustHaveRemote", "parameters": { "id": 46746, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 46745, "mutability": "mutable", "name": "_domain", "nodeType": "VariableDeclaration", "scope": 46767, "src": "2458:14:79", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" }, "typeName": { "id": 46744, "name": "uint32", "nodeType": "ElementaryTypeName", "src": "2458:6:79", "typeDescriptions": { "typeIdentifier": "t_uint32", "typeString": "uint32" } }, "visibility": "internal" } ], "src": "2457:16:79" }, "returnParameters": { "id": 46749, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 46748, "mutability": "mutable", "name": "_remote", "nodeType": "VariableDeclaration", "scope": 46767, "src": "2521:15:79", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 46747, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "2521:7:79", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "visibility": "internal" } ], "src": "2520:17:79" }, "scope": 46768, "stateMutability": "view", "virtual": false, "visibility": "internal" } ], "abstract": true, "baseContracts": [ { "baseName": { "id": 46649, "name": "XAppConnectionClient", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 46866, "src": "360:20:79", "typeDescriptions": { "typeIdentifier": "t_contract$_XAppConnectionClient_$46866", "typeString": "contract XAppConnectionClient" } }, "id": 46650, "nodeType": "InheritanceSpecifier", "src": "360:20:79" }, { "baseName": { "id": 46651, "name": "IMessageRecipient", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 45034, "src": "382:17:79", "typeDescriptions": { "typeIdentifier": "t_contract$_IMessageRecipient_$45034", "typeString": "contract IMessageRecipient" } }, "id": 46652, "nodeType": "InheritanceSpecifier", "src": "382:17:79" } ], "contractDependencies": [ 23168, 23676, 25131, 45034, 46866 ], "contractKind": "contract", "fullyImplemented": false, "linearizedBaseContracts": [ 46768, 45034, 46866, 23168, 25131, 23676 ], "name": "Router", "scope": 46769 } ], "license": "MIT OR Apache-2.0" }, "id": 79 }