{ "contractName": "GenericHandler", "abi": [ { "inputs": [ { "internalType": "address", "name": "bridgeAddress", "type": "address" } ], "stateMutability": "nonpayable", "type": "constructor" }, { "inputs": [], "name": "_bridgeAddress", "outputs": [ { "internalType": "address", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "", "type": "address" } ], "name": "_contractAddressToDepositFunctionDepositerOffset", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "", "type": "address" } ], "name": "_contractAddressToDepositFunctionSignature", "outputs": [ { "internalType": "bytes4", "name": "", "type": "bytes4" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "", "type": "address" } ], "name": "_contractAddressToExecuteFunctionSignature", "outputs": [ { "internalType": "bytes4", "name": "", "type": "bytes4" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "", "type": "address" } ], "name": "_contractAddressToResourceID", "outputs": [ { "internalType": "bytes32", "name": "", "type": "bytes32" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "", "type": "address" } ], "name": "_contractWhitelist", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "bytes32", "name": "", "type": "bytes32" } ], "name": "_resourceIDToContractAddress", "outputs": [ { "internalType": "address", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "bytes32", "name": "resourceID", "type": "bytes32" }, { "internalType": "address", "name": "contractAddress", "type": "address" }, { "internalType": "bytes4", "name": "depositFunctionSig", "type": "bytes4" }, { "internalType": "uint256", "name": "depositFunctionDepositerOffset", "type": "uint256" }, { "internalType": "bytes4", "name": "executeFunctionSig", "type": "bytes4" } ], "name": "setResource", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "bytes32", "name": "resourceID", "type": "bytes32" }, { "internalType": "address", "name": "depositer", "type": "address" }, { "internalType": "bytes", "name": "data", "type": "bytes" } ], "name": "deposit", "outputs": [ { "internalType": "bytes", "name": "", "type": "bytes" } ], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "bytes32", "name": "resourceID", "type": "bytes32" }, { "internalType": "bytes", "name": "data", "type": "bytes" } ], "name": "executeProposal", "outputs": [], "stateMutability": "nonpayable", "type": "function" } ], "metadata": "{\"compiler\":{\"version\":\"0.6.12+commit.27d51765\"},\"language\":\"Solidity\",\"output\":{\"abi\":[{\"inputs\":[{\"internalType\":\"address\",\"name\":\"bridgeAddress\",\"type\":\"address\"}],\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"inputs\":[],\"name\":\"_bridgeAddress\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"name\":\"_contractAddressToDepositFunctionDepositerOffset\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"name\":\"_contractAddressToDepositFunctionSignature\",\"outputs\":[{\"internalType\":\"bytes4\",\"name\":\"\",\"type\":\"bytes4\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"name\":\"_contractAddressToExecuteFunctionSignature\",\"outputs\":[{\"internalType\":\"bytes4\",\"name\":\"\",\"type\":\"bytes4\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"name\":\"_contractAddressToResourceID\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"name\":\"_contractWhitelist\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"name\":\"_resourceIDToContractAddress\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"resourceID\",\"type\":\"bytes32\"},{\"internalType\":\"address\",\"name\":\"depositer\",\"type\":\"address\"},{\"internalType\":\"bytes\",\"name\":\"data\",\"type\":\"bytes\"}],\"name\":\"deposit\",\"outputs\":[{\"internalType\":\"bytes\",\"name\":\"\",\"type\":\"bytes\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"resourceID\",\"type\":\"bytes32\"},{\"internalType\":\"bytes\",\"name\":\"data\",\"type\":\"bytes\"}],\"name\":\"executeProposal\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"resourceID\",\"type\":\"bytes32\"},{\"internalType\":\"address\",\"name\":\"contractAddress\",\"type\":\"address\"},{\"internalType\":\"bytes4\",\"name\":\"depositFunctionSig\",\"type\":\"bytes4\"},{\"internalType\":\"uint256\",\"name\":\"depositFunctionDepositerOffset\",\"type\":\"uint256\"},{\"internalType\":\"bytes4\",\"name\":\"executeFunctionSig\",\"type\":\"bytes4\"}],\"name\":\"setResource\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"}],\"devdoc\":{\"author\":\"ChainSafe Systems.\",\"kind\":\"dev\",\"methods\":{\"constructor\":{\"params\":{\"bridgeAddress\":\"Contract address of previously deployed Bridge.\"}},\"deposit(bytes32,address,bytes)\":{\"params\":{\"data\":\"Consists of: {resourceID}, {lenMetaData}, and {metaData} all padded to 32 bytes.\",\"depositer\":\"Address of the account making deposit in the Bridge contract.\",\"resourceID\":\"ResourceID used to find address of contract to be used for deposit.\"},\"returns\":{\"_0\":\"Returns the raw bytes returned from the call to {contractAddress}.\"}},\"executeProposal(bytes32,bytes)\":{\"params\":{\"data\":\"Consists of {resourceID}, {lenMetaData}, and {metaData}.\"}},\"setResource(bytes32,address,bytes4,uint256,bytes4)\":{\"params\":{\"contractAddress\":\"Address of contract to be called when a deposit is made and a deposited is executed.\",\"depositFunctionDepositerOffset\":\"Depositer address position offset in the metadata, in bytes.\",\"depositFunctionSig\":\"Function signature of method to be called in {contractAddress} when a deposit is made.\",\"executeFunctionSig\":\"Function signature of method to be called in {contractAddress} when a deposit is executed.\",\"resourceID\":\"ResourceID to be used when making deposits.\"}}},\"title\":\"Handles generic deposits and deposit executions.\",\"version\":1},\"userdoc\":{\"kind\":\"user\",\"methods\":{\"deposit(bytes32,address,bytes)\":{\"notice\":\"A deposit is initiatied by making a deposit in the Bridge contract.Data passed into the function should be constructed as follows: len(data) uint256 bytes 0 - 32 data bytes bytes 64 - END{contractAddress} is required to be whitelistedIf {_contractAddressToDepositFunctionSignature}[{contractAddress}] is set, {metaData} is expected to consist of needed function arguments.\"},\"executeProposal(bytes32,bytes)\":{\"notice\":\"Proposal execution should be initiated when a proposal is finalized in the Bridge contract.Data passed into the function should be constructed as follows: len(data) uint256 bytes 0 - 32 data bytes bytes 32 - END{contractAddress} is required to be whitelistedIf {_contractAddressToExecuteFunctionSignature}[{contractAddress}] is set, {metaData} is expected to consist of needed function arguments.\"},\"setResource(bytes32,address,bytes4,uint256,bytes4)\":{\"notice\":\"First verifies {_resourceIDToContractAddress}[{resourceID}] and {_contractAddressToResourceID}[{contractAddress}] are not already set, then sets {_resourceIDToContractAddress} with {contractAddress}, {_contractAddressToResourceID} with {resourceID}, {_contractAddressToDepositFunctionSignature} with {depositFunctionSig}, {_contractAddressToDepositFunctionDepositerOffset} with {depositFunctionDepositerOffset}, {_contractAddressToExecuteFunctionSignature} with {executeFunctionSig}, and {_contractWhitelist} to true for {contractAddress}.\"}},\"notice\":\"This contract is intended to be used with the Bridge contract.\",\"version\":1}},\"settings\":{\"compilationTarget\":{\"project:/contracts/handlers/GenericHandler.sol\":\"GenericHandler\"},\"evmVersion\":\"istanbul\",\"libraries\":{},\"metadata\":{\"bytecodeHash\":\"ipfs\"},\"optimizer\":{\"enabled\":true,\"runs\":200},\"remappings\":[]},\"sources\":{\"project:/contracts/handlers/GenericHandler.sol\":{\"keccak256\":\"0x6d0039f35c896c5a217b9cb147b7627b9980382cdc86fabef6a34c051ae0785f\",\"license\":\"LGPL-3.0-only\",\"urls\":[\"bzz-raw://9412770b7555bdb49ec0e370ee4ccd84035de105383f077bc7872b70b6f9d421\",\"dweb:/ipfs/QmYmCbF2oceeXN3kqo7qYKJeLoAdkNEs8Pcm5Zu6uzHw4K\"]},\"project:/contracts/interfaces/IGenericHandler.sol\":{\"keccak256\":\"0xb08694c5d5e003ab884d7f22fd616d9603ae60a9d8d48901feb2c2daebfe0d40\",\"license\":\"LGPL-3.0-only\",\"urls\":[\"bzz-raw://310082dd159a2b23c4cf8589a19ef3e31146d2879145c452e4edf63b11389008\",\"dweb:/ipfs/QmRzAnt66RzitcJrwTfxQeK1X1GSo9TEQF7y3WWbYZYxGS\"]}},\"version\":1}", "bytecode": 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"source": "// SPDX-License-Identifier: LGPL-3.0-only\npragma solidity 0.6.12;\npragma experimental ABIEncoderV2;\n\nimport \"../interfaces/IGenericHandler.sol\";\n\n/**\n @title Handles generic deposits and deposit executions.\n @author ChainSafe Systems.\n @notice This contract is intended to be used with the Bridge contract.\n */\ncontract GenericHandler is IGenericHandler {\n address public immutable _bridgeAddress;\n\n // resourceID => contract address\n mapping (bytes32 => address) public _resourceIDToContractAddress;\n\n // contract address => resourceID\n mapping (address => bytes32) public _contractAddressToResourceID;\n\n // contract address => deposit function signature\n mapping (address => bytes4) public _contractAddressToDepositFunctionSignature;\n\n // contract address => depositer address position offset in the metadata\n mapping (address => uint256) public _contractAddressToDepositFunctionDepositerOffset;\n\n // contract address => execute proposal function signature\n mapping (address => bytes4) public _contractAddressToExecuteFunctionSignature;\n\n // token contract address => is whitelisted\n mapping (address => bool) public _contractWhitelist;\n\n modifier onlyBridge() {\n _onlyBridge();\n _;\n }\n\n function _onlyBridge() private view {\n require(msg.sender == _bridgeAddress, \"sender must be bridge contract\");\n }\n\n /**\n @param bridgeAddress Contract address of previously deployed Bridge.\n */\n constructor(\n address bridgeAddress\n ) public {\n _bridgeAddress = bridgeAddress;\n }\n\n /**\n @notice First verifies {_resourceIDToContractAddress}[{resourceID}] and\n {_contractAddressToResourceID}[{contractAddress}] are not already set,\n then sets {_resourceIDToContractAddress} with {contractAddress},\n {_contractAddressToResourceID} with {resourceID},\n {_contractAddressToDepositFunctionSignature} with {depositFunctionSig},\n {_contractAddressToDepositFunctionDepositerOffset} with {depositFunctionDepositerOffset},\n {_contractAddressToExecuteFunctionSignature} with {executeFunctionSig},\n and {_contractWhitelist} to true for {contractAddress}.\n @param resourceID ResourceID to be used when making deposits.\n @param contractAddress Address of contract to be called when a deposit is made and a deposited is executed.\n @param depositFunctionSig Function signature of method to be called in {contractAddress} when a deposit is made.\n @param depositFunctionDepositerOffset Depositer address position offset in the metadata, in bytes.\n @param executeFunctionSig Function signature of method to be called in {contractAddress} when a deposit is executed.\n */\n function setResource(\n bytes32 resourceID,\n address contractAddress,\n bytes4 depositFunctionSig,\n uint256 depositFunctionDepositerOffset,\n bytes4 executeFunctionSig\n ) external onlyBridge override {\n\n _setResource(resourceID, contractAddress, depositFunctionSig, depositFunctionDepositerOffset, executeFunctionSig);\n }\n\n /**\n @notice A deposit is initiatied by making a deposit in the Bridge contract.\n @param resourceID ResourceID used to find address of contract to be used for deposit.\n @param depositer Address of the account making deposit in the Bridge contract.\n @param data Consists of: {resourceID}, {lenMetaData}, and {metaData} all padded to 32 bytes.\n @notice Data passed into the function should be constructed as follows:\n len(data) uint256 bytes 0 - 32\n data bytes bytes 64 - END\n @notice {contractAddress} is required to be whitelisted\n @notice If {_contractAddressToDepositFunctionSignature}[{contractAddress}] is set,\n {metaData} is expected to consist of needed function arguments.\n @return Returns the raw bytes returned from the call to {contractAddress}.\n */\n function deposit(bytes32 resourceID, address depositer, bytes calldata data) external onlyBridge returns (bytes memory) {\n uint256 lenMetadata;\n bytes memory metadata;\n\n lenMetadata = abi.decode(data, (uint256));\n metadata = bytes(data[32:32 + lenMetadata]);\n\n address contractAddress = _resourceIDToContractAddress[resourceID];\n uint256 depositerOffset = _contractAddressToDepositFunctionDepositerOffset[contractAddress];\n if (depositerOffset > 0) {\n uint256 metadataDepositer;\n // Skipping 32 bytes of length prefix and depositerOffset bytes.\n assembly {\n metadataDepositer := mload(add(add(metadata, 32), depositerOffset))\n }\n // metadataDepositer contains 0xdepositerAddressdepositerAddressdeposite************************\n // Shift it 12 bytes right: 0x000000000000000000000000depositerAddressdepositerAddressdeposite\n require(depositer == address(metadataDepositer >> 96), 'incorrect depositer in the data');\n }\n\n require(_contractWhitelist[contractAddress], \"provided contractAddress is not whitelisted\");\n\n bytes4 sig = _contractAddressToDepositFunctionSignature[contractAddress];\n if (sig != bytes4(0)) {\n bytes memory callData = abi.encodePacked(sig, metadata);\n (bool success, bytes memory handlerResponse) = contractAddress.call(callData);\n require(success, \"call to contractAddress failed\");\n return handlerResponse;\n }\n }\n\n /**\n @notice Proposal execution should be initiated when a proposal is finalized in the Bridge contract.\n @param data Consists of {resourceID}, {lenMetaData}, and {metaData}.\n @notice Data passed into the function should be constructed as follows:\n len(data) uint256 bytes 0 - 32\n data bytes bytes 32 - END\n @notice {contractAddress} is required to be whitelisted\n @notice If {_contractAddressToExecuteFunctionSignature}[{contractAddress}] is set,\n {metaData} is expected to consist of needed function arguments.\n */\n function executeProposal(bytes32 resourceID, bytes calldata data) external onlyBridge {\n uint256 lenMetadata;\n bytes memory metaData;\n\n lenMetadata = abi.decode(data, (uint256));\n metaData = bytes(data[32:32 + lenMetadata]);\n\n address contractAddress = _resourceIDToContractAddress[resourceID];\n require(_contractWhitelist[contractAddress], \"provided contractAddress is not whitelisted\");\n\n bytes4 sig = _contractAddressToExecuteFunctionSignature[contractAddress];\n if (sig != bytes4(0)) {\n bytes memory callData = abi.encodePacked(sig, metaData);\n (bool success,) = contractAddress.call(callData);\n require(success, \"delegatecall to contractAddress failed\");\n }\n }\n\n function _setResource(\n bytes32 resourceID,\n address contractAddress,\n bytes4 depositFunctionSig,\n uint256 depositFunctionDepositerOffset,\n bytes4 executeFunctionSig\n ) internal {\n _resourceIDToContractAddress[resourceID] = contractAddress;\n _contractAddressToResourceID[contractAddress] = resourceID;\n _contractAddressToDepositFunctionSignature[contractAddress] = depositFunctionSig;\n _contractAddressToDepositFunctionDepositerOffset[contractAddress] = depositFunctionDepositerOffset;\n _contractAddressToExecuteFunctionSignature[contractAddress] = executeFunctionSig;\n\n _contractWhitelist[contractAddress] = true;\n }\n}\n", "sourcePath": "/home/sigo/w/deer/ethsub/packages/sol/contracts/handlers/GenericHandler.sol", "ast": { "absolutePath": "project:/contracts/handlers/GenericHandler.sol", "exportedSymbols": { "GenericHandler": [ 9644 ] }, "id": 9645, "license": "LGPL-3.0-only", "nodeType": "SourceUnit", "nodes": [ { "id": 9299, "literals": [ "solidity", "0.6", ".12" ], "nodeType": "PragmaDirective", "src": "42:23:47" }, { "id": 9300, "literals": [ "experimental", "ABIEncoderV2" ], "nodeType": "PragmaDirective", "src": "66:33:47" }, { "absolutePath": "project:/contracts/interfaces/IGenericHandler.sol", "file": "../interfaces/IGenericHandler.sol", "id": 9301, "nodeType": "ImportDirective", "scope": 9645, "sourceUnit": 9859, "src": "101:43:47", "symbolAliases": [], "unitAlias": "" }, { "abstract": false, "baseContracts": [ { "arguments": null, "baseName": { "contractScope": null, "id": 9303, "name": "IGenericHandler", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 9858, "src": "347:15:47", "typeDescriptions": { "typeIdentifier": "t_contract$_IGenericHandler_$9858", "typeString": "contract IGenericHandler" } }, "id": 9304, "nodeType": "InheritanceSpecifier", "src": "347:15:47" } ], "contractDependencies": [ 9858 ], "contractKind": "contract", "documentation": { "id": 9302, "nodeType": "StructuredDocumentation", "src": "146:173:47", "text": "@title Handles generic deposits and deposit executions.\n@author ChainSafe Systems.\n@notice This contract is intended to be used with the Bridge contract." }, "fullyImplemented": true, "id": 9644, "linearizedBaseContracts": [ 9644, 9858 ], "name": "GenericHandler", "nodeType": "ContractDefinition", "nodes": [ { "constant": false, "functionSelector": "318c136e", "id": 9306, "mutability": "immutable", "name": "_bridgeAddress", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9644, "src": "369:39:47", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 9305, "name": "address", "nodeType": "ElementaryTypeName", "src": "369:7:47", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "public" }, { "constant": false, "functionSelector": "c54c2a11", "id": 9310, "mutability": "mutable", "name": "_resourceIDToContractAddress", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9644, "src": "453:64:47", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_bytes32_$_t_address_$", "typeString": "mapping(bytes32 => address)" }, "typeName": { "id": 9309, "keyType": { "id": 9307, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "462:7:47", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "nodeType": "Mapping", "src": "453:28:47", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_bytes32_$_t_address_$", "typeString": "mapping(bytes32 => address)" }, "valueType": { "id": 9308, "name": "address", "nodeType": "ElementaryTypeName", "src": "473:7:47", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } }, "value": null, "visibility": "public" }, { "constant": false, "functionSelector": "ec97d3b4", "id": 9314, "mutability": "mutable", "name": "_contractAddressToResourceID", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9644, "src": "562:64:47", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_bytes32_$", "typeString": "mapping(address => bytes32)" }, "typeName": { "id": 9313, "keyType": { "id": 9311, "name": "address", "nodeType": "ElementaryTypeName", "src": "571:7:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Mapping", "src": "562:28:47", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_bytes32_$", "typeString": "mapping(address => bytes32)" }, "valueType": { "id": 9312, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "582:7:47", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } } }, "value": null, "visibility": "public" }, { "constant": false, "functionSelector": "cb624463", "id": 9318, "mutability": "mutable", "name": "_contractAddressToDepositFunctionSignature", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9644, "src": "687:77:47", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_bytes4_$", "typeString": "mapping(address => bytes4)" }, "typeName": { "id": 9317, "keyType": { "id": 9315, "name": "address", "nodeType": "ElementaryTypeName", "src": "696:7:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Mapping", "src": "687:27:47", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_bytes4_$", "typeString": "mapping(address => bytes4)" }, "valueType": { "id": 9316, "name": "bytes4", "nodeType": "ElementaryTypeName", "src": "707:6:47", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } } }, "value": null, "visibility": "public" }, { "constant": false, "functionSelector": "aa50800b", "id": 9322, "mutability": "mutable", "name": "_contractAddressToDepositFunctionDepositerOffset", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9644, "src": "848:84:47", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" }, "typeName": { "id": 9321, "keyType": { "id": 9319, "name": "address", "nodeType": "ElementaryTypeName", "src": "857:7:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Mapping", "src": "848:28:47", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" }, "valueType": { "id": 9320, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "868:7:47", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } }, "value": null, "visibility": "public" }, { "constant": false, "functionSelector": "a5c3a985", "id": 9326, "mutability": "mutable", "name": "_contractAddressToExecuteFunctionSignature", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9644, "src": "1002:77:47", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_bytes4_$", "typeString": "mapping(address => bytes4)" }, "typeName": { "id": 9325, "keyType": { "id": 9323, "name": "address", "nodeType": "ElementaryTypeName", "src": "1011:7:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Mapping", "src": "1002:27:47", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_bytes4_$", "typeString": "mapping(address => bytes4)" }, "valueType": { "id": 9324, "name": "bytes4", "nodeType": "ElementaryTypeName", "src": "1022:6:47", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } } }, "value": null, "visibility": "public" }, { "constant": false, "functionSelector": "7f79bea8", "id": 9330, "mutability": "mutable", "name": "_contractWhitelist", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9644, "src": "1134:51:47", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_bool_$", "typeString": "mapping(address => bool)" }, "typeName": { "id": 9329, "keyType": { "id": 9327, "name": "address", "nodeType": "ElementaryTypeName", "src": "1143:7:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Mapping", "src": "1134:25:47", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_bool_$", "typeString": "mapping(address => bool)" }, "valueType": { "id": 9328, "name": "bool", "nodeType": "ElementaryTypeName", "src": "1154:4:47", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } } }, "value": null, "visibility": "public" }, { "body": { "id": 9336, "nodeType": "Block", "src": "1214:41:47", "statements": [ { "expression": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "id": 9332, "name": "_onlyBridge", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9349, "src": "1224:11:47", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$__$", "typeString": "function () view" } }, "id": 9333, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1224:13:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 9334, "nodeType": "ExpressionStatement", "src": "1224:13:47" }, { "id": 9335, "nodeType": "PlaceholderStatement", "src": "1247:1:47" } ] }, "documentation": null, "id": 9337, "name": "onlyBridge", "nodeType": "ModifierDefinition", "overrides": null, "parameters": { "id": 9331, "nodeType": "ParameterList", "parameters": [], "src": "1211:2:47" }, "src": "1192:63:47", "virtual": false, "visibility": "internal" }, { "body": { "id": 9348, "nodeType": "Block", "src": "1297:88:47", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 9344, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 9341, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -15, "src": "1315:3:47", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 9342, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sender", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "1315:10:47", "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, "nodeType": "BinaryOperation", "operator": "==", "rightExpression": { "argumentTypes": null, "id": 9343, "name": "_bridgeAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9306, "src": "1329:14:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "1315:28:47", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "argumentTypes": null, "hexValue": "73656e646572206d7573742062652062726964676520636f6e7472616374", "id": 9345, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "1345:32:47", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_stringliteral_0febc0fc8991eb26dfaaceeb4d73d25b76da338550ed76c60410fec84388058e", "typeString": "literal_string \"sender must be bridge contract\"" }, "value": "sender must be bridge contract" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_0febc0fc8991eb26dfaaceeb4d73d25b76da338550ed76c60410fec84388058e", "typeString": "literal_string \"sender must be bridge contract\"" } ], "id": 9340, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ -18, -18 ], "referencedDeclaration": -18, "src": "1307:7:47", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 9346, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1307:71:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 9347, "nodeType": "ExpressionStatement", "src": "1307:71:47" } ] }, "documentation": null, "id": 9349, "implemented": true, "kind": "function", "modifiers": [], "name": "_onlyBridge", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 9338, "nodeType": "ParameterList", "parameters": [], "src": "1281:2:47" }, "returnParameters": { "id": 9339, "nodeType": "ParameterList", "parameters": [], "src": "1297:0:47" }, "scope": 9644, "src": "1261:124:47", "stateMutability": "view", "virtual": false, "visibility": "private" }, { "body": { "id": 9359, "nodeType": "Block", "src": "1549:47:47", "statements": [ { "expression": { "argumentTypes": null, "id": 9357, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 9355, "name": "_bridgeAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9306, "src": "1559:14:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "id": 9356, "name": "bridgeAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9352, "src": "1576:13:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "1559:30:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 9358, "nodeType": "ExpressionStatement", "src": "1559:30:47" } ] }, "documentation": { "id": 9350, "nodeType": "StructuredDocumentation", "src": "1391:88:47", "text": "@param bridgeAddress Contract address of previously deployed Bridge." }, "id": 9360, "implemented": true, "kind": "constructor", "modifiers": [], "name": "", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 9353, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 9352, "mutability": "mutable", "name": "bridgeAddress", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9360, "src": "1505:30:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 9351, "name": "address", "nodeType": "ElementaryTypeName", "src": "1505:7:47", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "1495:46:47" }, "returnParameters": { "id": 9354, "nodeType": "ParameterList", "parameters": [], "src": "1549:0:47" }, "scope": 9644, "src": "1484:112:47", "stateMutability": "nonpayable", "virtual": false, "visibility": "public" }, { "baseFunctions": [ 9857 ], "body": { "id": 9385, "nodeType": "Block", "src": "3004:131:47", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 9378, "name": "resourceID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9363, "src": "3028:10:47", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, { "argumentTypes": null, "id": 9379, "name": "contractAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9365, "src": "3040:15:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 9380, "name": "depositFunctionSig", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9367, "src": "3057:18:47", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } }, { "argumentTypes": null, "id": 9381, "name": "depositFunctionDepositerOffset", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9369, "src": "3077:30:47", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, { "argumentTypes": null, "id": 9382, "name": "executeFunctionSig", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9371, "src": "3109:18:47", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_bytes4", "typeString": "bytes4" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" }, { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } ], "id": 9377, "name": "_setResource", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9643, "src": "3015:12:47", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_bytes32_$_t_address_$_t_bytes4_$_t_uint256_$_t_bytes4_$returns$__$", "typeString": "function (bytes32,address,bytes4,uint256,bytes4)" } }, "id": 9383, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3015:113:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 9384, "nodeType": "ExpressionStatement", "src": "3015:113:47" } ] }, "documentation": { "id": 9361, "nodeType": "StructuredDocumentation", "src": "1602:1162:47", "text": "@notice First verifies {_resourceIDToContractAddress}[{resourceID}] and\n{_contractAddressToResourceID}[{contractAddress}] are not already set,\nthen sets {_resourceIDToContractAddress} with {contractAddress},\n{_contractAddressToResourceID} with {resourceID},\n{_contractAddressToDepositFunctionSignature} with {depositFunctionSig},\n{_contractAddressToDepositFunctionDepositerOffset} with {depositFunctionDepositerOffset},\n{_contractAddressToExecuteFunctionSignature} with {executeFunctionSig},\nand {_contractWhitelist} to true for {contractAddress}.\n@param resourceID ResourceID to be used when making deposits.\n@param contractAddress Address of contract to be called when a deposit is made and a deposited is executed.\n@param depositFunctionSig Function signature of method to be called in {contractAddress} when a deposit is made.\n@param depositFunctionDepositerOffset Depositer address position offset in the metadata, in bytes.\n@param executeFunctionSig Function signature of method to be called in {contractAddress} when a deposit is executed." }, "functionSelector": "de319d99", "id": 9386, "implemented": true, "kind": "function", "modifiers": [ { "arguments": null, "id": 9374, "modifierName": { "argumentTypes": null, "id": 9373, "name": "onlyBridge", "nodeType": "Identifier", 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"typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 9501, "nodeType": "ExpressionStatement", "src": "5524:50:47" }, { "expression": { "argumentTypes": null, "id": 9502, "name": "handlerResponse", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9491, "src": "5595:15:47", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "functionReturnParameters": 9399, "id": 9503, "nodeType": "Return", "src": "5588:22:47" } ] } } ] }, "documentation": { "id": 9387, "nodeType": "StructuredDocumentation", "src": "3141:916:47", "text": "@notice A deposit is initiatied by making a deposit in the Bridge contract.\n@param resourceID ResourceID used to find address of contract to be used for deposit.\n@param depositer Address of the account making deposit in the Bridge contract.\n@param data Consists of: {resourceID}, {lenMetaData}, and {metaData} all padded to 32 bytes.\n@notice Data passed into the function should be constructed as follows:\nlen(data) uint256 bytes 0 - 32\ndata bytes bytes 64 - END\n@notice {contractAddress} is required to be whitelisted\n@notice If {_contractAddressToDepositFunctionSignature}[{contractAddress}] is set,\n{metaData} is expected to consist of needed function arguments.\n@return Returns the raw bytes returned from the call to {contractAddress}." }, "functionSelector": "b07e54bb", "id": 9507, "implemented": true, "kind": "function", "modifiers": [ { "arguments": null, "id": 9396, "modifierName": { "argumentTypes": null, "id": 9395, "name": "onlyBridge", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9337, "src": "4148:10:47", "typeDescriptions": { "typeIdentifier": "t_modifier$__$", "typeString": "modifier ()" } }, "nodeType": "ModifierInvocation", "src": "4148:10:47" } ], "name": "deposit", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 9394, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 9389, "mutability": "mutable", "name": "resourceID", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9507, "src": "4079:18:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 9388, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "4079:7:47", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 9391, "mutability": "mutable", "name": "depositer", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9507, "src": "4099:17:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 9390, "name": "address", "nodeType": "ElementaryTypeName", "src": "4099:7:47", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": 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32" }, "value": "32" }, "nodeType": "BinaryOperation", "operator": "+", "rightExpression": { "argumentTypes": null, "id": 9539, "name": "lenMetadata", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9518, "src": "6533:11:47", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "6528:16:47", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 9541, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "IndexRangeAccess", "src": "6520:25:47", "startExpression": { "argumentTypes": null, "hexValue": "3332", "id": 9537, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "6525:2:47", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_32_by_1", "typeString": "int_const 32" }, "value": "32" }, "typeDescriptions": { "typeIdentifier": "t_bytes_calldata_ptr_slice", "typeString": "bytes calldata slice" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes_calldata_ptr_slice", "typeString": "bytes calldata slice" } ], "id": 9535, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "6514:5:47", "typeDescriptions": { "typeIdentifier": "t_type$_t_bytes_storage_ptr_$", "typeString": "type(bytes storage pointer)" }, "typeName": { "id": 9534, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "6514:5:47", "typeDescriptions": { "typeIdentifier": null, "typeString": null } } }, "id": 9542, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "6514:32:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bytes_calldata_ptr", "typeString": "bytes calldata" } }, "src": "6503:43:47", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "id": 9544, "nodeType": "ExpressionStatement", "src": "6503:43:47" }, { "assignments": [ 9546 ], "declarations": [ { "constant": false, "id": 9546, "mutability": "mutable", "name": "contractAddress", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9592, "src": "6557:23:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 9545, "name": "address", "nodeType": "ElementaryTypeName", "src": "6557:7:47", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "id": 9550, "initialValue": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 9547, "name": "_resourceIDToContractAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9310, "src": "6583:28:47", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_bytes32_$_t_address_$", "typeString": "mapping(bytes32 => address)" } }, "id": 9549, "indexExpression": { "argumentTypes": null, "id": 9548, "name": "resourceID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9510, "src": "6612:10:47", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "6583:40:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "VariableDeclarationStatement", "src": "6557:66:47" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 9552, "name": "_contractWhitelist", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9330, "src": "6641:18:47", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_bool_$", "typeString": "mapping(address => bool)" } }, "id": 9554, "indexExpression": { "argumentTypes": null, "id": 9553, "name": "contractAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9546, "src": "6660:15:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "6641:35:47", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "argumentTypes": null, "hexValue": "70726f766964656420636f6e747261637441646472657373206973206e6f742077686974656c6973746564", "id": 9555, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "6678:45:47", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_stringliteral_b35e1d4b1392122547a6ef1db8ad0b6549b5cc8820bfc81437cf78f8b1333b05", "typeString": "literal_string \"provided contractAddress is not whitelisted\"" }, "value": "provided contractAddress is not whitelisted" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_b35e1d4b1392122547a6ef1db8ad0b6549b5cc8820bfc81437cf78f8b1333b05", "typeString": "literal_string \"provided contractAddress is not whitelisted\"" } ], "id": 9551, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ -18, -18 ], "referencedDeclaration": -18, "src": "6633:7:47", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 9556, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "6633:91:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 9557, "nodeType": "ExpressionStatement", "src": "6633:91:47" }, { "assignments": [ 9559 ], "declarations": [ { "constant": false, "id": 9559, "mutability": "mutable", "name": "sig", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9592, "src": "6735:10:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" }, "typeName": { "id": 9558, "name": "bytes4", "nodeType": "ElementaryTypeName", "src": "6735:6:47", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } }, "value": null, "visibility": "internal" } ], "id": 9563, "initialValue": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 9560, "name": "_contractAddressToExecuteFunctionSignature", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9326, "src": "6748:42:47", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_bytes4_$", "typeString": "mapping(address => bytes4)" } }, "id": 9562, "indexExpression": { "argumentTypes": null, "id": 9561, "name": "contractAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9546, "src": "6791:15:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "6748:59:47", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } }, "nodeType": "VariableDeclarationStatement", "src": "6735:72:47" }, { "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" }, "id": 9569, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 9564, "name": "sig", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9559, "src": "6821:3:47", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } }, "nodeType": "BinaryOperation", "operator": "!=", "rightExpression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "hexValue": "30", "id": 9567, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "6835:1:47", "subdenomination": null, "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": 9566, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "6828:6:47", "typeDescriptions": { "typeIdentifier": "t_type$_t_bytes4_$", "typeString": "type(bytes4)" }, "typeName": { "id": 9565, "name": "bytes4", "nodeType": "ElementaryTypeName", "src": "6828:6:47", "typeDescriptions": { "typeIdentifier": null, "typeString": null } } }, "id": 9568, "isConstant": false, "isLValue": false, "isPure": true, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "6828:9:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } }, "src": "6821:16:47", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": null, "id": 9591, "nodeType": "IfStatement", "src": "6817:236:47", "trueBody": { "id": 9590, "nodeType": "Block", "src": "6839:214:47", "statements": [ { "assignments": [ 9571 ], "declarations": [ { "constant": false, "id": 9571, "mutability": "mutable", "name": "callData", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9590, "src": "6853:21:47", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 9570, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "6853:5:47", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" } ], "id": 9577, "initialValue": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 9574, "name": "sig", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9559, "src": "6894:3:47", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } }, { "argumentTypes": null, "id": 9575, "name": "metaData", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9521, "src": "6899:8:47", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes4", "typeString": "bytes4" }, { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } ], "expression": { "argumentTypes": null, "id": 9572, "name": "abi", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -1, "src": "6877:3:47", "typeDescriptions": { "typeIdentifier": "t_magic_abi", "typeString": "abi" } }, "id": 9573, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "memberName": "encodePacked", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "6877:16:47", "typeDescriptions": { "typeIdentifier": "t_function_abiencodepacked_pure$__$returns$_t_bytes_memory_ptr_$", "typeString": "function () pure returns (bytes memory)" } }, "id": 9576, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "6877:31:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "nodeType": "VariableDeclarationStatement", "src": "6853:55:47" }, { "assignments": [ 9579, null ], "declarations": [ { "constant": false, "id": 9579, "mutability": "mutable", "name": "success", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9590, "src": "6923:12:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 9578, "name": "bool", "nodeType": "ElementaryTypeName", "src": "6923:4:47", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "value": null, "visibility": "internal" }, null ], "id": 9584, "initialValue": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 9582, "name": "callData", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9571, "src": "6961:8:47", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } ], "expression": { "argumentTypes": null, "id": 9580, "name": "contractAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9546, "src": "6940:15:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 9581, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "call", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "6940:20:47", "typeDescriptions": { "typeIdentifier": "t_function_barecall_payable$_t_bytes_memory_ptr_$returns$_t_bool_$_t_bytes_memory_ptr_$", "typeString": "function (bytes memory) payable returns (bool,bytes memory)" } }, "id": 9583, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "6940:30:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$_t_bool_$_t_bytes_memory_ptr_$", "typeString": "tuple(bool,bytes memory)" } }, "nodeType": "VariableDeclarationStatement", "src": "6922:48:47" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 9586, "name": "success", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9579, "src": "6992:7:47", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "argumentTypes": null, "hexValue": "64656c656761746563616c6c20746f20636f6e747261637441646472657373206661696c6564", "id": 9587, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "7001:40:47", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_stringliteral_51f8dc53a1a1265d7e1a33da60330d21af9ee076b3a370b08330721ff4064ac2", "typeString": "literal_string \"delegatecall to contractAddress failed\"" }, "value": "delegatecall to contractAddress failed" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_51f8dc53a1a1265d7e1a33da60330d21af9ee076b3a370b08330721ff4064ac2", "typeString": "literal_string \"delegatecall to contractAddress failed\"" } ], "id": 9585, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ -18, -18 ], "referencedDeclaration": -18, "src": "6984:7:47", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 9588, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "6984:58:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 9589, "nodeType": "ExpressionStatement", "src": "6984:58:47" } ] } } ] }, "documentation": { "id": 9508, "nodeType": "StructuredDocumentation", "src": "5633:652:47", "text": "@notice Proposal execution should be initiated when a proposal is finalized in the Bridge contract.\n@param data Consists of {resourceID}, {lenMetaData}, and {metaData}.\n@notice Data passed into the function should be constructed as follows:\nlen(data) uint256 bytes 0 - 32\ndata bytes bytes 32 - END\n@notice {contractAddress} is required to be whitelisted\n@notice If {_contractAddressToExecuteFunctionSignature}[{contractAddress}] is set,\n{metaData} is expected to consist of needed function arguments." }, "functionSelector": "e248cff2", "id": 9593, "implemented": true, "kind": "function", "modifiers": [ { "arguments": null, "id": 9515, "modifierName": { "argumentTypes": null, "id": 9514, "name": "onlyBridge", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9337, "src": "6365:10:47", "typeDescriptions": { "typeIdentifier": "t_modifier$__$", "typeString": "modifier ()" } }, "nodeType": "ModifierInvocation", "src": "6365:10:47" } ], "name": "executeProposal", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 9513, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 9510, "mutability": "mutable", "name": "resourceID", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9593, "src": "6315:18:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 9509, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "6315:7:47", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 9512, "mutability": "mutable", "name": "data", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9593, "src": "6335:19:47", "stateVariable": false, "storageLocation": "calldata", "typeDescriptions": { "typeIdentifier": "t_bytes_calldata_ptr", "typeString": "bytes" }, "typeName": { "id": 9511, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "6335:5:47", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" } ], "src": "6314:41:47" }, "returnParameters": { "id": 9516, "nodeType": "ParameterList", "parameters": [], "src": "6376:0:47" }, "scope": 9644, "src": "6290:769:47", "stateMutability": "nonpayable", "virtual": false, "visibility": "external" }, { "body": { "id": 9642, "nodeType": "Block", "src": "7281:484:47", "statements": [ { "expression": { "argumentTypes": null, "id": 9610, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 9606, "name": "_resourceIDToContractAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9310, "src": "7291:28:47", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_bytes32_$_t_address_$", "typeString": "mapping(bytes32 => address)" } }, "id": 9608, "indexExpression": { "argumentTypes": null, "id": 9607, "name": "resourceID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9595, "src": "7320:10:47", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "IndexAccess", "src": "7291:40:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "id": 9609, "name": "contractAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9597, "src": "7334:15:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "7291:58:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 9611, "nodeType": "ExpressionStatement", "src": "7291:58:47" }, { "expression": { "argumentTypes": null, "id": 9616, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 9612, "name": "_contractAddressToResourceID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9314, "src": "7359:28:47", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_bytes32_$", "typeString": "mapping(address => bytes32)" } }, "id": 9614, "indexExpression": { "argumentTypes": null, "id": 9613, "name": "contractAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9597, "src": "7388:15:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "IndexAccess", "src": "7359:45:47", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "id": 9615, "name": "resourceID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9595, "src": "7407:10:47", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "src": "7359:58:47", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "id": 9617, "nodeType": "ExpressionStatement", "src": "7359:58:47" }, { "expression": { "argumentTypes": null, "id": 9622, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 9618, "name": "_contractAddressToDepositFunctionSignature", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9318, "src": "7427:42:47", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_bytes4_$", "typeString": "mapping(address => bytes4)" } }, "id": 9620, "indexExpression": { "argumentTypes": null, "id": 9619, "name": "contractAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9597, "src": "7470:15:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "IndexAccess", "src": "7427:59:47", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "id": 9621, "name": "depositFunctionSig", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9599, "src": "7489:18:47", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } }, "src": "7427:80:47", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } }, "id": 9623, "nodeType": "ExpressionStatement", "src": "7427:80:47" }, { "expression": { "argumentTypes": null, "id": 9628, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 9624, "name": "_contractAddressToDepositFunctionDepositerOffset", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9322, "src": "7517:48:47", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" } }, "id": 9626, "indexExpression": { "argumentTypes": null, "id": 9625, "name": "contractAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9597, "src": "7566:15:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "IndexAccess", "src": 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method to be called in {contractAddress} when a deposit is made.", "executeFunctionSig": "Function signature of method to be called in {contractAddress} when a deposit is executed.", "resourceID": "ResourceID to be used when making deposits." } } }, "title": "Handles generic deposits and deposit executions.", "version": 1 }, "userdoc": { "kind": "user", "methods": { "deposit(bytes32,address,bytes)": { "notice": "A deposit is initiatied by making a deposit in the Bridge contract.Data passed into the function should be constructed as follows: len(data) uint256 bytes 0 - 32 data bytes bytes 64 - END{contractAddress} is required to be whitelistedIf {_contractAddressToDepositFunctionSignature}[{contractAddress}] is set, {metaData} is expected to consist of needed function arguments." }, "executeProposal(bytes32,bytes)": { "notice": "Proposal execution should be initiated when a proposal is finalized in the Bridge contract.Data passed into the function should be constructed as follows: 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