{ "contractName": "ERC721Handler", "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": "_burnList", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "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": "_resourceIDToTokenContractAddress", "outputs": [ { "internalType": "address", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "", "type": "address" } ], "name": "_tokenContractAddressToResourceID", "outputs": [ { "internalType": "bytes32", "name": "", "type": "bytes32" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "contractAddress", "type": "address" } ], "name": "setBurnable", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "bytes32", "name": "resourceID", "type": "bytes32" }, { "internalType": "address", "name": "contractAddress", "type": "address" } ], "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": "metaData", "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": "bytes", "name": "data", "type": "bytes" } ], "name": "withdraw", "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\":\"_burnList\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"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\":\"_resourceIDToTokenContractAddress\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"name\":\"_tokenContractAddressToResourceID\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"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\":\"metaData\",\"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\":\"address\",\"name\":\"contractAddress\",\"type\":\"address\"}],\"name\":\"setBurnable\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes32\",\"name\":\"resourceID\",\"type\":\"bytes32\"},{\"internalType\":\"address\",\"name\":\"contractAddress\",\"type\":\"address\"}],\"name\":\"setResource\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bytes\",\"name\":\"data\",\"type\":\"bytes\"}],\"name\":\"withdraw\",\"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)\":{\"details\":\"Depending if the corresponding {tokenAddress} for the parsed {resourceID} is marked true in {_burnList}, deposited tokens will be burned, if not, they will be locked.\",\"params\":{\"data\":\"Consists of {tokenID} padded to 32 bytes.\",\"depositer\":\"Address of account making the deposit in the Bridge contract.\",\"resourceID\":\"ResourceID used to find address of token to be used for deposit.\"},\"returns\":{\"metaData\":\": the deposited token metadata acquired by calling a {tokenURI} method in the token contract.\"}},\"executeProposal(bytes32,bytes)\":{\"params\":{\"data\":\"Consists of {tokenID}, {resourceID}, {lenDestinationRecipientAddress}, {destinationRecipientAddress}, {lenMeta}, and {metaData} all padded to 32 bytes.\"}},\"setBurnable(address)\":{\"params\":{\"contractAddress\":\"Address of contract to be used when making or executing deposits.\"}},\"setResource(bytes32,address)\":{\"params\":{\"contractAddress\":\"Address of contract to be called when a deposit is made and a deposited is executed.\",\"resourceID\":\"ResourceID to be used when making deposits.\"}},\"withdraw(bytes)\":{\"params\":{\"data\":\"Consists of {tokenAddress}, {recipient}, and {tokenID} all padded to 32 bytes.\"}}},\"title\":\"Handles ERC721 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: tokenID uint256 bytes 0 - 32If the corresponding {tokenAddress} for the parsed {resourceID} supports {_INTERFACE_ERC721_METADATA}, then {metaData} will be set according to the {tokenURI} method in the token contract.\"},\"executeProposal(bytes32,bytes)\":{\"notice\":\"Proposal execution should be initiated when a proposal is finalized in the Bridge contract. by a relayer on the deposit's destination chain.Data passed into the function should be constructed as follows: tokenID uint256 bytes 0 - 32 destinationRecipientAddress length uint256 bytes 32 - 64 destinationRecipientAddress bytes bytes 64 - (64 + len(destinationRecipientAddress)) metadata length uint256 bytes (64 + len(destinationRecipientAddress)) - (64 + len(destinationRecipientAddress) + 32) metadata bytes bytes (64 + len(destinationRecipientAddress) + 32) - END\"},\"setBurnable(address)\":{\"notice\":\"First verifies {contractAddress} is whitelisted, then sets {_burnList}[{contractAddress}] to true.\"},\"setResource(bytes32,address)\":{\"notice\":\"First verifies {_resourceIDToContractAddress}[{resourceID}] and {_contractAddressToResourceID}[{contractAddress}] are not already set, then sets {_resourceIDToContractAddress} with {contractAddress}, {_contractAddressToResourceID} with {resourceID}, and {_contractWhitelist} to true for {contractAddress}.\"},\"withdraw(bytes)\":{\"notice\":\"Used to manually release ERC721 tokens from ERC721Safe.Data passed into the function should be constructed as follows: tokenAddress address bytes 0 - 32 recipient address bytes 32 - 64 tokenID uint bytes 64 - 96\"}},\"notice\":\"This contract is intended to be used with the Bridge contract.\",\"version\":1}},\"settings\":{\"compilationTarget\":{\"project:/contracts/handlers/ERC721Handler.sol\":\"ERC721Handler\"},\"evmVersion\":\"istanbul\",\"libraries\":{},\"metadata\":{\"bytecodeHash\":\"ipfs\"},\"optimizer\":{\"enabled\":true,\"runs\":200},\"remappings\":[]},\"sources\":{\"@openzeppelin/contracts/GSN/Context.sol\":{\"keccak256\":\"0x9486045e189facd2e868ece35249872598ef03f1087fb6fa4d1161842daa2287\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://77c3a04ef8453788b14b1ebbc24dd3f0a18ceb2615cd156aac949a611e552af8\",\"dweb:/ipfs/QmcmqWGguRM3iLuF57tcyrN3F6EA63kzeNkDfQuteBnurr\"]},\"@openzeppelin/contracts/introspection/ERC165.sol\":{\"keccak256\":\"0x24141d2f6b98d4cb77a8936eae8cbaad2e261d9062bdc08036096f4550092501\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://b710eb003944777135f027500a5a57b479fe857849f5f467c1ef9687401e3c95\",\"dweb:/ipfs/QmcELzi6KRzAs3DXwxdsoKWRJ13KSeipKQsJgD3unctdZM\"]},\"@openzeppelin/contracts/introspection/ERC165Checker.sol\":{\"keccak256\":\"0x1bdefceaba99e08a6c30400bc686e6380c1e914887bf5780db14f965c09aa9d3\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://fa31e8df5c7a5f3434977d3a881ee322c4e81f8486aec4bb859bebd20f23d805\",\"dweb:/ipfs/QmShFfnjPytP2ooLtDj7f2XULXgbsRj4xjrFc9qm9kRe79\"]},\"@openzeppelin/contracts/introspection/IERC165.sol\":{\"keccak256\":\"0xf70bc25d981e4ec9673a995ad2995d5d493ea188d3d8f388bba9c227ce09fb82\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://bd970f51e3a77790c2f02b5b1759827c3b897c3d98c407b3631e8af32e3dc93c\",\"dweb:/ipfs/QmPF85Amgbqjk3SNZKsPCsqCw8JfwYEPMnnhvMJUyX58je\"]},\"@openzeppelin/contracts/math/SafeMath.sol\":{\"keccak256\":\"0xcc78a17dd88fa5a2edc60c8489e2f405c0913b377216a5b26b35656b2d0dab52\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://526dc85e1f9b9b45830e202568d267d93dde7a4fcccf4ad7798dadcd92304d3c\",\"dweb:/ipfs/QmaoXMB972J3cSDLtBq3xBo4jLwqD2uzXTwujtSPqkYVhR\"]},\"@openzeppelin/contracts/token/ERC721/ERC721.sol\":{\"keccak256\":\"0x118ed7540f56b21ff92e21ebaa73584048e98d2ac04ca67571329bb8dbd9032f\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://da2918b7aff73dd51d41bfcfa548f81eb50531b8353500fdbdacf297076db070\",\"dweb:/ipfs/Qmb8ixAs1vBjZRowQNuNg6bRf2NZmgZ1JTBxmQS14PHpcL\"]},\"@openzeppelin/contracts/token/ERC721/ERC721Burnable.sol\":{\"keccak256\":\"0x060925a04766df64ac29f56aaa3a38aafd71424ba4d996ca0f14363828b97056\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://8593f0fcac22c97956ab3e779e8a55a6c33dd01059fa01f15992518e708f4e6f\",\"dweb:/ipfs/QmWYQcAy7R6v5prSfmigmrhr7nGxwzkbZkmdeMcLNLUG66\"]},\"@openzeppelin/contracts/token/ERC721/ERC721Pausable.sol\":{\"keccak256\":\"0x1c31a4c2ad1af9e25cd8f4ea941ebd6a6a932426183ab39c160cb8e51cfc704f\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://77dd2448bbeb4a8f6f3273042d02326fa6ba191827e5b37f6f68492b17d022c9\",\"dweb:/ipfs/QmRiAmuxtRcVRhXUymziiTD3r8SGcjxKN95ZLVKd2jtWjN\"]},\"@openzeppelin/contracts/token/ERC721/IERC721.sol\":{\"keccak256\":\"0x2d99a0deb6648c34fbc66d6ac4a2d64798d7a5321b45624f6736fadc63da1962\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://2dcdce5ede1e5e650d174ec0b35be7d47b6a50f30bc895ef0d9e59fb75052e45\",\"dweb:/ipfs/QmQ2XFsDLTYqfEdw7pYzHiGtFRY11yQm4b6ynYgKqDxeB8\"]},\"@openzeppelin/contracts/token/ERC721/IERC721Enumerable.sol\":{\"keccak256\":\"0xe6bd1b1218338b6f9fe17776f48623b4ac3d8a40405f74a44bc23c00abe2ca13\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://0c354c3f6e9c487759aa7869be4fba68e0b2efc777b514d289c4cbd3ff8f7e1a\",\"dweb:/ipfs/QmdF9LcSYVmiUCL7JxLEYmSLrjga6zJsujfi6sgEJD4M1z\"]},\"@openzeppelin/contracts/token/ERC721/IERC721Metadata.sol\":{\"keccak256\":\"0xccb917776f826ac6b68bd5a15a5f711e3967848a52ba11e6104d9a4f593314a7\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://430255ad2229ced6d880e61a67bdc6e48dbbaed8354a7c1fe918cd8b8714a886\",\"dweb:/ipfs/QmTHY56odzqEpEC6v6tafaWMYY7vmULw25q5XHJLCCAeox\"]},\"@openzeppelin/contracts/token/ERC721/IERC721Receiver.sol\":{\"keccak256\":\"0x52146049d6709c870e8ddcd988b5155cb6c5d640cfcd8978aee52bc1ba2ec4eb\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://ada84513617b7c1b2f890b44503735abaec73a1acd030112a17aac7e6c66a4a1\",\"dweb:/ipfs/QmaiFwdio67iJrfjAdkMac24eJ5sS1qD7CZW6PhUU6KjiK\"]},\"@openzeppelin/contracts/utils/Address.sol\":{\"keccak256\":\"0x28911e614500ae7c607a432a709d35da25f3bc5ddc8bd12b278b66358070c0ea\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://256c8c8af5eb072bc473226ab2b2187149b8fc04f5f4a4820db22527f5ce8e3c\",\"dweb:/ipfs/QmRvi5BhnL7Rxf85KrJhwM6RRhukm4tzoctRdgQEheNyiN\"]},\"@openzeppelin/contracts/utils/Context.sol\":{\"keccak256\":\"0x8d3cb350f04ff49cfb10aef08d87f19dcbaecc8027b0bed12f3275cd12f38cf0\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://ded47ec7c96750f9bd04bbbc84f659992d4ba901cb7b532a52cd468272cf378f\",\"dweb:/ipfs/QmfBrGtQP7rZEqEg6Wz6jh2N2Kukpj1z5v3CGWmAqrzm96\"]},\"@openzeppelin/contracts/utils/Counters.sol\":{\"keccak256\":\"0x21662e4254ce4ac8570b30cc7ab31435966b3cb778a56ba4d09276881cfb2437\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://acce8fe6adc670f9987a8b6aedc4cc0abcd0dcd2e152d649a12099d735bd7bad\",\"dweb:/ipfs/QmXAk17oK3daBmA8CGyVcU56L496jW3U6Ef1WkfHyB1JAV\"]},\"@openzepp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"source": "// SPDX-License-Identifier: LGPL-3.0-only\npragma solidity 0.6.12;\npragma experimental ABIEncoderV2;\n\nimport \"../interfaces/IDepositExecute.sol\";\nimport \"./HandlerHelpers.sol\";\nimport \"../ERC721Safe.sol\";\nimport \"@openzeppelin/contracts/introspection/ERC165Checker.sol\";\nimport \"@openzeppelin/contracts/token/ERC721/IERC721Metadata.sol\";\n\n\n/**\n @title Handles ERC721 deposits and deposit executions.\n @author ChainSafe Systems.\n @notice This contract is intended to be used with the Bridge contract.\n */\ncontract ERC721Handler is IDepositExecute, HandlerHelpers, ERC721Safe {\n using ERC165Checker for address;\n\n bytes4 private constant _INTERFACE_ERC721_METADATA = 0x5b5e139f;\n\n /**\n @param bridgeAddress Contract address of previously deployed Bridge.\n */\n constructor(\n address bridgeAddress\n ) public HandlerHelpers(bridgeAddress) {\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 token to be used for deposit.\n @param depositer Address of account making the deposit in the Bridge contract.\n @param data Consists of {tokenID} padded to 32 bytes.\n @notice Data passed into the function should be constructed as follows:\n tokenID uint256 bytes 0 - 32\n @notice If the corresponding {tokenAddress} for the parsed {resourceID} supports {_INTERFACE_ERC721_METADATA},\n then {metaData} will be set according to the {tokenURI} method in the token contract.\n @dev Depending if the corresponding {tokenAddress} for the parsed {resourceID} is\n marked true in {_burnList}, deposited tokens will be burned, if not, they will be locked.\n @return metaData : the deposited token metadata acquired by calling a {tokenURI} method in the token contract.\n */\n function deposit(bytes32 resourceID,\n address depositer,\n bytes calldata data\n ) external override onlyBridge returns (bytes memory metaData) {\n uint tokenID;\n\n (tokenID) = abi.decode(data, (uint));\n\n address tokenAddress = _resourceIDToTokenContractAddress[resourceID];\n require(_contractWhitelist[tokenAddress], \"provided tokenAddress is not whitelisted\");\n\n // Check if the contract supports metadata, fetch it if it does\n if (tokenAddress.supportsInterface(_INTERFACE_ERC721_METADATA)) {\n IERC721Metadata erc721 = IERC721Metadata(tokenAddress);\n metaData = bytes(erc721.tokenURI(tokenID));\n }\n\n if (_burnList[tokenAddress]) {\n burnERC721(tokenAddress, tokenID);\n } else {\n lockERC721(tokenAddress, depositer, address(this), tokenID);\n }\n }\n\n /**\n @notice Proposal execution should be initiated when a proposal is finalized in the Bridge contract.\n by a relayer on the deposit's destination chain.\n @param data Consists of {tokenID}, {resourceID}, {lenDestinationRecipientAddress},\n {destinationRecipientAddress}, {lenMeta}, and {metaData} all padded to 32 bytes.\n @notice Data passed into the function should be constructed as follows:\n tokenID uint256 bytes 0 - 32\n destinationRecipientAddress length uint256 bytes 32 - 64\n destinationRecipientAddress bytes bytes 64 - (64 + len(destinationRecipientAddress))\n metadata length uint256 bytes (64 + len(destinationRecipientAddress)) - (64 + len(destinationRecipientAddress) + 32)\n metadata bytes bytes (64 + len(destinationRecipientAddress) + 32) - END\n */\n function executeProposal(bytes32 resourceID, bytes calldata data) external override onlyBridge {\n uint tokenID;\n uint lenDestinationRecipientAddress;\n bytes memory destinationRecipientAddress;\n uint offsetMetaData;\n uint lenMetaData;\n bytes memory metaData;\n\n (tokenID, lenDestinationRecipientAddress) = abi.decode(data, (uint, uint));\n offsetMetaData = 64 + lenDestinationRecipientAddress;\n destinationRecipientAddress = bytes(data[64:offsetMetaData]);\n lenMetaData = abi.decode(data[offsetMetaData:], (uint));\n metaData = bytes(data[offsetMetaData + 32:offsetMetaData + 32 + lenMetaData]);\n\n bytes20 recipientAddress;\n\n assembly {\n recipientAddress := mload(add(destinationRecipientAddress, 0x20))\n }\n\n address tokenAddress = _resourceIDToTokenContractAddress[resourceID];\n require(_contractWhitelist[address(tokenAddress)], \"provided tokenAddress is not whitelisted\");\n\n if (_burnList[tokenAddress]) {\n mintERC721(tokenAddress, address(recipientAddress), tokenID, metaData);\n } else {\n releaseERC721(tokenAddress, address(this), address(recipientAddress), tokenID);\n }\n }\n\n /**\n @notice Used to manually release ERC721 tokens from ERC721Safe.\n @param data Consists of {tokenAddress}, {recipient}, and {tokenID} all padded to 32 bytes.\n @notice Data passed into the function should be constructed as follows:\n tokenAddress address bytes 0 - 32\n recipient address bytes 32 - 64\n tokenID uint bytes 64 - 96\n */\n function withdraw(bytes memory data) external override onlyBridge {\n address tokenAddress;\n address recipient;\n uint tokenID;\n\n (tokenAddress, recipient, tokenID) = abi.decode(data, (address, address, uint));\n\n releaseERC721(tokenAddress, address(this), recipient, tokenID);\n }\n}\n", "sourcePath": "/home/sigo/w/deer/ethsub/packages/sol/contracts/handlers/ERC721Handler.sol", "ast": { "absolutePath": "project:/contracts/handlers/ERC721Handler.sol", "exportedSymbols": { "ERC721Handler": [ 9297 ] }, "id": 9298, "license": "LGPL-3.0-only", "nodeType": "SourceUnit", "nodes": [ { "id": 8998, "literals": [ "solidity", "0.6", ".12" ], "nodeType": "PragmaDirective", "src": "42:23:46" }, { "id": 8999, "literals": [ "experimental", "ABIEncoderV2" ], "nodeType": "PragmaDirective", "src": "66:33:46" }, { "absolutePath": "project:/contracts/interfaces/IDepositExecute.sol", "file": "../interfaces/IDepositExecute.sol", "id": 9000, "nodeType": "ImportDirective", "scope": 9298, "sourceUnit": 9817, "src": "101:43:46", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "project:/contracts/handlers/HandlerHelpers.sol", "file": "./HandlerHelpers.sol", "id": 9001, "nodeType": "ImportDirective", "scope": 9298, "sourceUnit": 9783, "src": "145:30:46", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "project:/contracts/ERC721Safe.sol", "file": "../ERC721Safe.sol", "id": 9002, "nodeType": "ImportDirective", "scope": 9298, "sourceUnit": 8016, "src": "176:27:46", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "@openzeppelin/contracts/introspection/ERC165Checker.sol", "file": "@openzeppelin/contracts/introspection/ERC165Checker.sol", "id": 9003, "nodeType": "ImportDirective", "scope": 9298, "sourceUnit": 571, "src": "204:65:46", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "@openzeppelin/contracts/token/ERC721/IERC721Metadata.sol", "file": "@openzeppelin/contracts/token/ERC721/IERC721Metadata.sol", "id": 9004, "nodeType": "ImportDirective", "scope": 9298, "sourceUnit": 4505, "src": "270:66:46", "symbolAliases": [], "unitAlias": "" }, { "abstract": false, "baseContracts": [ { "arguments": null, "baseName": { "contractScope": null, "id": 9006, "name": "IDepositExecute", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 9816, "src": "538:15:46", "typeDescriptions": { "typeIdentifier": "t_contract$_IDepositExecute_$9816", "typeString": "contract IDepositExecute" } }, "id": 9007, "nodeType": "InheritanceSpecifier", "src": "538:15:46" }, { "arguments": null, "baseName": { "contractScope": null, "id": 9008, "name": "HandlerHelpers", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 9782, "src": "555:14:46", "typeDescriptions": { "typeIdentifier": "t_contract$_HandlerHelpers_$9782", "typeString": "contract HandlerHelpers" } }, "id": 9009, "nodeType": "InheritanceSpecifier", "src": "555:14:46" }, { "arguments": null, "baseName": { "contractScope": null, "id": 9010, "name": "ERC721Safe", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 8015, "src": "571:10:46", "typeDescriptions": { "typeIdentifier": "t_contract$_ERC721Safe_$8015", "typeString": "contract ERC721Safe" } }, "id": 9011, "nodeType": "InheritanceSpecifier", "src": "571:10:46" } ], "contractDependencies": [ 8015, 9782, 9816, 9840 ], "contractKind": "contract", "documentation": { "id": 9005, "nodeType": "StructuredDocumentation", "src": "339:172:46", "text": "@title Handles ERC721 deposits and deposit executions.\n@author ChainSafe Systems.\n@notice This contract is intended to be used with the Bridge contract." }, "fullyImplemented": true, "id": 9297, "linearizedBaseContracts": [ 9297, 8015, 9782, 9840, 9816 ], "name": "ERC721Handler", "nodeType": "ContractDefinition", "nodes": [ { "id": 9014, "libraryName": { "contractScope": null, "id": 9012, "name": "ERC165Checker", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 570, "src": "594:13:46", "typeDescriptions": { "typeIdentifier": "t_contract$_ERC165Checker_$570", "typeString": "library ERC165Checker" } }, "nodeType": "UsingForDirective", "src": "588:32:46", "typeName": { "id": 9013, "name": "address", "nodeType": "ElementaryTypeName", "src": "612:7:46", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } }, { "constant": true, "id": 9017, "mutability": "constant", "name": "_INTERFACE_ERC721_METADATA", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9297, "src": "626:63:46", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" }, "typeName": { "id": 9015, "name": "bytes4", "nodeType": "ElementaryTypeName", "src": "626:6:46", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } }, "value": { "argumentTypes": null, "hexValue": "30783562356531333966", "id": 9016, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "679:10:46", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_1532892063_by_1", "typeString": "int_const 1532892063" }, "value": "0x5b5e139f" }, "visibility": "private" }, { "body": { "id": 9026, "nodeType": "Block", "src": "875:7:46", "statements": [] }, "documentation": { "id": 9018, "nodeType": "StructuredDocumentation", "src": "696:88:46", "text": "@param bridgeAddress Contract address of previously deployed Bridge." }, "id": 9027, "implemented": true, "kind": "constructor", "modifiers": [ { "arguments": [ { "argumentTypes": null, "id": 9023, "name": "bridgeAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9020, "src": "860:13:46", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "id": 9024, "modifierName": { "argumentTypes": null, "id": 9022, "name": "HandlerHelpers", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9782, "src": "845:14:46", "typeDescriptions": { "typeIdentifier": "t_type$_t_contract$_HandlerHelpers_$9782_$", "typeString": "type(contract HandlerHelpers)" } }, "nodeType": "ModifierInvocation", "src": "845:29:46" } ], "name": "", "nodeType": "FunctionDefinition", "overrides": null, "parameters": { "id": 9021, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 9020, "mutability": "mutable", "name": "bridgeAddress", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9027, "src": "810:21:46", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 9019, "name": "address", "nodeType": "ElementaryTypeName", "src": "810:7:46", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "800:37:46" }, "returnParameters": { "id": 9025, "nodeType": "ParameterList", "parameters": [], "src": "875:0:46" }, "scope": 9297, "src": "789:93:46", "stateMutability": "nonpayable", "virtual": false, "visibility": "public" }, { "baseFunctions": [ 9807 ], "body": { "id": 9112, "nodeType": "Block", "src": "2120:726:46", "statements": [ { "assignments": [ 9043 ], "declarations": [ { "constant": false, "id": 9043, "mutability": "mutable", "name": "tokenID", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9112, "src": "2130:20:46", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 9042, "name": "uint", "nodeType": "ElementaryTypeName", "src": "2130:4:46", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "id": 9044, "initialValue": null, "nodeType": "VariableDeclarationStatement", "src": "2130:20:46" }, { "expression": { "argumentTypes": null, "id": 9054, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "components": [ { "argumentTypes": null, "id": 9045, "name": "tokenID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9043, "src": "2162:7:46", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "id": 9046, "isConstant": false, "isInlineArray": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "TupleExpression", "src": "2161:9:46", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 9049, "name": "data", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9034, "src": "2184:4:46", "typeDescriptions": { "typeIdentifier": "t_bytes_calldata_ptr", "typeString": "bytes calldata" } }, { "argumentTypes": null, "components": [ { "argumentTypes": null, "id": 9051, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "2191:4:46", "typeDescriptions": { "typeIdentifier": "t_type$_t_uint256_$", "typeString": "type(uint256)" }, "typeName": { "id": 9050, "name": "uint", "nodeType": "ElementaryTypeName", "src": "2191:4:46", "typeDescriptions": { "typeIdentifier": null, "typeString": null } } } ], "id": 9052, "isConstant": false, "isInlineArray": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "TupleExpression", "src": "2190:6:46", "typeDescriptions": { "typeIdentifier": "t_type$_t_uint256_$", "typeString": "type(uint256)" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes_calldata_ptr", "typeString": "bytes calldata" }, { "typeIdentifier": "t_type$_t_uint256_$", "typeString": "type(uint256)" } ], "expression": { "argumentTypes": null, "id": 9047, "name": "abi", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -1, "src": "2173:3:46", "typeDescriptions": { "typeIdentifier": "t_magic_abi", "typeString": "abi" } }, "id": 9048, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "memberName": "decode", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "2173:10:46", "typeDescriptions": { "typeIdentifier": "t_function_abidecode_pure$__$returns$__$", "typeString": "function () pure" } }, "id": 9053, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2173:24:46", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "2161:36:46", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 9055, "nodeType": "ExpressionStatement", "src": "2161:36:46" }, { "assignments": [ 9057 ], "declarations": [ { "constant": false, "id": 9057, "mutability": "mutable", "name": "tokenAddress", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9112, "src": "2208:20:46", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 9056, "name": "address", "nodeType": "ElementaryTypeName", "src": "2208:7:46", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "id": 9061, "initialValue": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 9058, "name": "_resourceIDToTokenContractAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9656, "src": "2231:33:46", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_bytes32_$_t_address_$", "typeString": "mapping(bytes32 => address)" } }, "id": 9060, "indexExpression": { "argumentTypes": null, "id": 9059, "name": "resourceID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9030, "src": "2265:10:46", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "2231:45:46", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "VariableDeclarationStatement", "src": "2208:68:46" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 9063, "name": "_contractWhitelist", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9664, "src": "2294:18:46", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_bool_$", "typeString": "mapping(address => bool)" } }, "id": 9065, "indexExpression": { "argumentTypes": null, "id": 9064, "name": "tokenAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9057, "src": "2313:12:46", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "2294:32:46", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "argumentTypes": null, "hexValue": "70726f766964656420746f6b656e41646472657373206973206e6f742077686974656c6973746564", "id": 9066, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "2328:42:46", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_stringliteral_d6f36190bb0602e32e72016fc9d55735c428c14ee06e9999974578d6c009c7ad", "typeString": "literal_string \"provided tokenAddress is not whitelisted\"" }, "value": "provided tokenAddress is not whitelisted" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_d6f36190bb0602e32e72016fc9d55735c428c14ee06e9999974578d6c009c7ad", "typeString": "literal_string \"provided tokenAddress is not whitelisted\"" } ], "id": 9062, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ -18, -18 ], "referencedDeclaration": -18, "src": "2286:7:46", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 9067, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2286:85:46", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 9068, "nodeType": "ExpressionStatement", "src": "2286:85:46" }, { "condition": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 9071, "name": "_INTERFACE_ERC721_METADATA", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9017, "src": "2489:26:46", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } ], "expression": { "argumentTypes": null, "id": 9069, "name": "tokenAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9057, "src": "2458:12:46", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 9070, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "supportsInterface", "nodeType": "MemberAccess", "referencedDeclaration": 391, "src": "2458:30:46", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_address_$_t_bytes4_$returns$_t_bool_$bound_to$_t_address_$", "typeString": "function (address,bytes4) view returns (bool)" } }, "id": 9072, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2458:58:46", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": null, "id": 9090, "nodeType": "IfStatement", "src": "2454:199:46", "trueBody": { "id": 9089, "nodeType": "Block", "src": "2518:135:46", "statements": [ { "assignments": [ 9074 ], "declarations": [ { "constant": false, "id": 9074, "mutability": "mutable", "name": "erc721", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9089, "src": "2532:22:46", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_contract$_IERC721Metadata_$4504", "typeString": "contract IERC721Metadata" }, "typeName": { "contractScope": null, "id": 9073, "name": "IERC721Metadata", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 4504, "src": "2532:15:46", "typeDescriptions": { "typeIdentifier": "t_contract$_IERC721Metadata_$4504", "typeString": "contract IERC721Metadata" } }, "value": null, "visibility": "internal" } ], "id": 9078, "initialValue": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 9076, "name": "tokenAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9057, "src": "2573:12:46", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 9075, "name": "IERC721Metadata", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 4504, "src": "2557:15:46", "typeDescriptions": { "typeIdentifier": "t_type$_t_contract$_IERC721Metadata_$4504_$", "typeString": "type(contract IERC721Metadata)" } }, "id": 9077, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2557:29:46", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_contract$_IERC721Metadata_$4504", "typeString": "contract IERC721Metadata" } }, "nodeType": "VariableDeclarationStatement", "src": "2532:54:46" }, { "expression": { "argumentTypes": null, "id": 9087, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 9079, "name": "metaData", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9040, "src": "2600:8:46", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 9084, "name": "tokenID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9043, "src": "2633:7:46", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "argumentTypes": null, "id": 9082, "name": "erc721", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9074, "src": "2617:6:46", "typeDescriptions": { "typeIdentifier": "t_contract$_IERC721Metadata_$4504", "typeString": "contract IERC721Metadata" } }, "id": 9083, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "tokenURI", "nodeType": "MemberAccess", "referencedDeclaration": 4503, "src": "2617:15:46", "typeDescriptions": { "typeIdentifier": "t_function_external_view$_t_uint256_$returns$_t_string_memory_ptr_$", "typeString": "function (uint256) view external returns (string memory)" } }, "id": 9085, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2617:24:46", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string memory" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_string_memory_ptr", "typeString": "string memory" } ], "id": 9081, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "2611:5:46", "typeDescriptions": { "typeIdentifier": "t_type$_t_bytes_storage_ptr_$", "typeString": "type(bytes storage pointer)" }, "typeName": { "id": 9080, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "2611:5:46", "typeDescriptions": { "typeIdentifier": null, "typeString": null } } }, "id": 9086, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2611:31:46", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "src": "2600:42:46", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "id": 9088, "nodeType": "ExpressionStatement", "src": "2600:42:46" } ] } }, { "condition": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 9091, "name": "_burnList", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9668, "src": "2667:9:46", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_bool_$", "typeString": "mapping(address => bool)" } }, "id": 9093, "indexExpression": { "argumentTypes": null, "id": 9092, "name": "tokenAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9057, "src": "2677:12:46", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "2667:23:46", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": { "id": 9110, "nodeType": "Block", "src": "2756:84:46", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 9101, "name": "tokenAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9057, "src": "2781:12:46", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 9102, "name": "depositer", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9032, "src": "2795:9:46", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 9105, "name": "this", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -28, "src": "2814:4:46", "typeDescriptions": { "typeIdentifier": "t_contract$_ERC721Handler_$9297", "typeString": "contract ERC721Handler" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_contract$_ERC721Handler_$9297", "typeString": "contract ERC721Handler" } ], "id": 9104, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "2806:7:46", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 9103, "name": "address", "nodeType": "ElementaryTypeName", "src": "2806:7:46", "typeDescriptions": { "typeIdentifier": null, "typeString": null } } }, "id": 9106, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2806:13:46", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 9107, "name": "tokenID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9043, "src": "2821:7:46", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 9100, "name": "lockERC721", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7936, "src": "2770:10:46", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_address_$_t_uint256_$returns$__$", "typeString": "function (address,address,address,uint256)" } }, "id": 9108, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2770:59:46", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 9109, "nodeType": "ExpressionStatement", "src": "2770:59:46" } ] }, "id": 9111, "nodeType": "IfStatement", "src": "2663:177:46", "trueBody": { "id": 9099, "nodeType": "Block", "src": "2692:58:46", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 9095, "name": "tokenAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9057, "src": "2717:12:46", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 9096, "name": "tokenID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9043, "src": "2731:7:46", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 9094, "name": "burnERC721", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8014, "src": "2706:10:46", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$__$", "typeString": "function (address,uint256)" } }, "id": 9097, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2706:33:46", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 9098, "nodeType": "ExpressionStatement", "src": "2706:33:46" } ] } } ] }, "documentation": { "id": 9028, "nodeType": "StructuredDocumentation", "src": "888:1015:46", "text": "@notice A deposit is initiatied by making a deposit in the Bridge contract.\n@param resourceID ResourceID used to find address of token to be used for deposit.\n@param depositer Address of account making the deposit in the Bridge contract.\n@param data Consists of {tokenID} padded to 32 bytes.\n@notice Data passed into the function should be constructed as follows:\ntokenID uint256 bytes 0 - 32\n@notice If the corresponding {tokenAddress} for the parsed {resourceID} supports {_INTERFACE_ERC721_METADATA},\nthen {metaData} will be set according to the {tokenURI} method in the token contract.\n@dev Depending if the corresponding {tokenAddress} for the parsed {resourceID} is\nmarked true in {_burnList}, deposited tokens will be burned, if not, they will be locked.\n@return metaData : the deposited token metadata acquired by calling a {tokenURI} method in the token contract." }, "functionSelector": "b07e54bb", "id": 9113, "implemented": true, "kind": "function", "modifiers": [ { "arguments": null, "id": 9038, "modifierName": { "argumentTypes": null, "id": 9037, "name": "onlyBridge", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9675, "src": "2077:10:46", "typeDescriptions": { "typeIdentifier": "t_modifier$__$", "typeString": "modifier ()" } }, "nodeType": "ModifierInvocation", "src": "2077:10:46" } ], "name": "deposit", "nodeType": "FunctionDefinition", "overrides": { "id": 9036, "nodeType": "OverrideSpecifier", "overrides": [], "src": "2068:8:46" }, "parameters": { "id": 9035, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 9030, "mutability": "mutable", "name": "resourceID", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9113, "src": "1925:21:46", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 9029, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "1925:7:46", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 9032, "mutability": "mutable", "name": "depositer", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9113, "src": "1968:21:46", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 9031, "name": "address", "nodeType": "ElementaryTypeName", "src": "1968:7:46", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 9034, "mutability": "mutable", "name": "data", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9113, "src": "2011:25:46", "stateVariable": false, "storageLocation": "calldata", "typeDescriptions": { "typeIdentifier": "t_bytes_calldata_ptr", "typeString": "bytes" }, "typeName": { "id": 9033, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "2011:5:46", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" } ], "src": "1924:134:46" }, "returnParameters": { "id": 9041, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 9040, "mutability": "mutable", "name": "metaData", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9113, "src": "2097:21:46", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 9039, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "2097:5:46", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" } ], "src": "2096:23:46" }, "scope": 9297, "src": "1908:938:46", "stateMutability": "nonpayable", "virtual": false, "visibility": "external" }, { "baseFunctions": [ 9815 ], "body": { "id": 9249, "nodeType": "Block", "src": "3947:1180:46", "statements": [ { "assignments": [ 9125 ], "declarations": [ { "constant": false, "id": 9125, "mutability": "mutable", "name": "tokenID", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9249, "src": "3957:20:46", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 9124, "name": "uint", "nodeType": "ElementaryTypeName", "src": "3957:4:46", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "id": 9126, "initialValue": null, "nodeType": "VariableDeclarationStatement", "src": "3957:20:46" }, { "assignments": [ 9128 ], "declarations": [ { "constant": false, "id": 9128, "mutability": "mutable", "name": "lenDestinationRecipientAddress", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9249, "src": "3987:43:46", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 9127, "name": "uint", "nodeType": "ElementaryTypeName", "src": "3987:4:46", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "id": 9129, "initialValue": null, "nodeType": "VariableDeclarationStatement", "src": "3987:43:46" }, { "assignments": [ 9131 ], "declarations": [ { "constant": false, "id": 9131, "mutability": "mutable", "name": "destinationRecipientAddress", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9249, "src": "4040:40:46", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 9130, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "4040:5:46", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" } ], "id": 9132, "initialValue": null, "nodeType": "VariableDeclarationStatement", "src": "4040:40:46" }, { "assignments": [ 9134 ], "declarations": [ { "constant": false, "id": 9134, "mutability": "mutable", "name": "offsetMetaData", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9249, "src": "4090:27:46", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 9133, "name": "uint", "nodeType": "ElementaryTypeName", "src": "4090:4:46", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "id": 9135, "initialValue": null, "nodeType": "VariableDeclarationStatement", "src": "4090:27:46" }, { "assignments": [ 9137 ], "declarations": [ { "constant": false, "id": 9137, "mutability": "mutable", "name": "lenMetaData", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9249, "src": "4127:24:46", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 9136, "name": "uint", "nodeType": "ElementaryTypeName", "src": "4127:4:46", "typeDescriptions": { "typeIdentifier": 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"lValueRequested": false, "leftHandSide": { "argumentTypes": null, "components": [ { "argumentTypes": null, "id": 9142, "name": "tokenID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9125, "src": "4194:7:46", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, { "argumentTypes": null, "id": 9143, "name": "lenDestinationRecipientAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9128, "src": "4203:30:46", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "id": 9144, "isConstant": false, "isInlineArray": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "TupleExpression", "src": "4193:41:46", "typeDescriptions": { "typeIdentifier": "t_tuple$_t_uint256_$_t_uint256_$", "typeString": "tuple(uint256,uint256)" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 9147, "name": "data", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9118, "src": "4248:4:46", "typeDescriptions": { "typeIdentifier": "t_bytes_calldata_ptr", "typeString": "bytes calldata" } }, { "argumentTypes": null, "components": [ { "argumentTypes": null, "id": 9149, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "4255:4:46", "typeDescriptions": { "typeIdentifier": "t_type$_t_uint256_$", "typeString": "type(uint256)" }, "typeName": { "id": 9148, "name": "uint", "nodeType": "ElementaryTypeName", "src": "4255:4:46", "typeDescriptions": { "typeIdentifier": null, "typeString": null } } }, { "argumentTypes": null, "id": 9151, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "4261:4:46", "typeDescriptions": { "typeIdentifier": "t_type$_t_uint256_$", "typeString": "type(uint256)" }, "typeName": { "id": 9150, "name": "uint", "nodeType": "ElementaryTypeName", "src": "4261:4:46", "typeDescriptions": { "typeIdentifier": null, "typeString": null } } } ], "id": 9152, "isConstant": false, "isInlineArray": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "TupleExpression", "src": "4254:12:46", "typeDescriptions": { "typeIdentifier": "t_tuple$_t_type$_t_uint256_$_$_t_type$_t_uint256_$_$", "typeString": "tuple(type(uint256),type(uint256))" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes_calldata_ptr", "typeString": "bytes calldata" }, { "typeIdentifier": "t_tuple$_t_type$_t_uint256_$_$_t_type$_t_uint256_$_$", "typeString": "tuple(type(uint256),type(uint256))" } ], "expression": { "argumentTypes": null, "id": 9145, "name": "abi", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -1, "src": "4237:3:46", "typeDescriptions": { "typeIdentifier": "t_magic_abi", "typeString": "abi" } }, "id": 9146, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "memberName": "decode", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "4237:10:46", "typeDescriptions": { "typeIdentifier": "t_function_abidecode_pure$__$returns$__$", "typeString": "function () pure" } }, "id": 9153, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4237:30:46", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$_t_uint256_$_t_uint256_$", "typeString": "tuple(uint256,uint256)" } }, "src": "4193:74:46", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 9155, "nodeType": "ExpressionStatement", "src": "4193:74:46" }, { "expression": { "argumentTypes": null, "id": 9160, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 9156, "name": "offsetMetaData", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9134, "src": "4277:14:46", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 9159, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "hexValue": "3634", "id": 9157, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "4294:2:46", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_64_by_1", "typeString": "int_const 64" }, "value": "64" }, "nodeType": "BinaryOperation", "operator": "+", "rightExpression": { "argumentTypes": null, "id": 9158, "name": "lenDestinationRecipientAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9128, "src": "4299:30:46", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "4294:35:46", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "4277:52:46", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 9161, "nodeType": "ExpressionStatement", "src": "4277:52:46" }, { "expression": { "argumentTypes": null, "id": 9170, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 9162, "name": "destinationRecipientAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9131, "src": "4339:27:46", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 9165, "name": "data", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9118, "src": "4375:4:46", "typeDescriptions": { "typeIdentifier": "t_bytes_calldata_ptr", "typeString": "bytes calldata" } }, "endExpression": { "argumentTypes": null, "id": 9167, "name": "offsetMetaData", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9134, "src": "4383:14:46", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 9168, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "IndexRangeAccess", "src": "4375:23:46", "startExpression": { "argumentTypes": null, "hexValue": "3634", "id": 9166, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "4380:2:46", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_64_by_1", "typeString": "int_const 64" }, "value": "64" }, "typeDescriptions": { "typeIdentifier": "t_bytes_calldata_ptr_slice", "typeString": "bytes calldata slice" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes_calldata_ptr_slice", "typeString": "bytes calldata slice" } ], "id": 9164, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "4369:5:46", "typeDescriptions": { "typeIdentifier": "t_type$_t_bytes_storage_ptr_$", "typeString": "type(bytes storage pointer)" }, "typeName": { "id": 9163, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "4369:5:46", "typeDescriptions": { "typeIdentifier": null, "typeString": null } } }, "id": 9169, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4369:30:46", "tryCall": 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"MemberAccess", "referencedDeclaration": null, "src": "4423:10:46", "typeDescriptions": { "typeIdentifier": "t_function_abidecode_pure$__$returns$__$", "typeString": "function () pure" } }, "id": 9181, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4423:41:46", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "4409:55:46", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 9183, "nodeType": "ExpressionStatement", "src": "4409:55:46" }, { "expression": { "argumentTypes": null, "id": 9198, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 9184, "name": "metaData", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9140, "src": "4474:8:46", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 9187, "name": "data", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9118, "src": "4491:4:46", "typeDescriptions": { "typeIdentifier": "t_bytes_calldata_ptr", "typeString": "bytes calldata" } }, "endExpression": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 9195, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 9193, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 9191, "name": "offsetMetaData", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9134, "src": "4516:14:46", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "+", "rightExpression": { "argumentTypes": null, "hexValue": "3332", "id": 9192, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "4533:2:46", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_32_by_1", "typeString": "int_const 32" }, "value": "32" }, "src": "4516:19:46", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "+", "rightExpression": { "argumentTypes": null, "id": 9194, "name": "lenMetaData", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9137, "src": "4538:11:46", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "4516:33:46", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 9196, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "IndexRangeAccess", "src": "4491:59:46", "startExpression": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 9190, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 9188, "name": "offsetMetaData", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9134, "src": "4496:14:46", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "+", "rightExpression": { "argumentTypes": null, "hexValue": "3332", "id": 9189, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "4513:2:46", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_32_by_1", "typeString": "int_const 32" }, "value": "32" }, "src": "4496:19:46", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "typeDescriptions": { "typeIdentifier": "t_bytes_calldata_ptr_slice", "typeString": "bytes calldata slice" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes_calldata_ptr_slice", "typeString": "bytes calldata slice" } ], "id": 9186, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "4485:5:46", "typeDescriptions": { "typeIdentifier": "t_type$_t_bytes_storage_ptr_$", "typeString": "type(bytes storage pointer)" }, "typeName": { "id": 9185, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "4485:5:46", "typeDescriptions": { "typeIdentifier": null, "typeString": null } } }, "id": 9197, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4485:66:46", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bytes_calldata_ptr", "typeString": "bytes calldata" } }, "src": "4474:77:46", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, "id": 9199, "nodeType": "ExpressionStatement", "src": "4474:77:46" }, { "assignments": [ 9201 ], "declarations": [ { "constant": false, "id": 9201, "mutability": "mutable", "name": "recipientAddress", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9249, "src": "4562:24:46", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes20", "typeString": "bytes20" }, "typeName": { "id": 9200, "name": "bytes20", "nodeType": "ElementaryTypeName", "src": "4562:7:46", "typeDescriptions": { "typeIdentifier": "t_bytes20", "typeString": "bytes20" } }, "value": null, "visibility": "internal" } ], "id": 9202, "initialValue": null, "nodeType": "VariableDeclarationStatement", "src": "4562:24:46" }, { "AST": { "nodeType": "YulBlock", "src": "4606:89:46", "statements": [ { "nodeType": "YulAssignment", "src": "4620:65:46", "value": { "arguments": [ { "arguments": [ { "name": "destinationRecipientAddress", "nodeType": "YulIdentifier", "src": "4650:27:46" }, { "kind": "number", "nodeType": "YulLiteral", "src": "4679:4:46", "type": "", "value": "0x20" } ], "functionName": { "name": "add", "nodeType": "YulIdentifier", "src": "4646:3:46" }, "nodeType": "YulFunctionCall", "src": "4646:38:46" } ], "functionName": { "name": "mload", "nodeType": "YulIdentifier", "src": "4640:5:46" }, "nodeType": "YulFunctionCall", "src": "4640:45:46" }, "variableNames": [ { "name": "recipientAddress", "nodeType": "YulIdentifier", "src": "4620:16:46" } ] } ] }, "evmVersion": "istanbul", "externalReferences": [ { "declaration": 9131, "isOffset": false, "isSlot": false, "src": "4650:27:46", "valueSize": 1 }, { "declaration": 9201, "isOffset": false, "isSlot": false, "src": "4620:16:46", "valueSize": 1 } ], "id": 9203, "nodeType": "InlineAssembly", "src": "4597:98:46" }, { "assignments": [ 9205 ], "declarations": [ { "constant": false, "id": 9205, "mutability": "mutable", "name": "tokenAddress", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9249, "src": "4705:20:46", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 9204, "name": "address", "nodeType": "ElementaryTypeName", "src": "4705:7:46", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "id": 9209, "initialValue": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 9206, "name": "_resourceIDToTokenContractAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9656, "src": "4728:33:46", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_bytes32_$_t_address_$", "typeString": "mapping(bytes32 => address)" } }, "id": 9208, "indexExpression": { "argumentTypes": null, "id": 9207, "name": "resourceID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9116, "src": "4762:10:46", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "4728:45:46", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "VariableDeclarationStatement", "src": "4705:68:46" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 9211, "name": "_contractWhitelist", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9664, "src": "4791:18:46", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_bool_$", "typeString": "mapping(address => bool)" } }, "id": 9216, "indexExpression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 9214, "name": "tokenAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9205, "src": "4818:12:46", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 9213, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "4810:7:46", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 9212, "name": "address", "nodeType": "ElementaryTypeName", "src": "4810:7:46", "typeDescriptions": { "typeIdentifier": null, "typeString": null } } }, "id": 9215, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4810:21:46", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "4791:41:46", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "argumentTypes": null, "hexValue": "70726f766964656420746f6b656e41646472657373206973206e6f742077686974656c6973746564", "id": 9217, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "4834:42:46", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_stringliteral_d6f36190bb0602e32e72016fc9d55735c428c14ee06e9999974578d6c009c7ad", "typeString": "literal_string \"provided tokenAddress is not whitelisted\"" }, "value": "provided tokenAddress is not whitelisted" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_d6f36190bb0602e32e72016fc9d55735c428c14ee06e9999974578d6c009c7ad", "typeString": "literal_string \"provided tokenAddress is not whitelisted\"" } ], "id": 9210, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ -18, -18 ], "referencedDeclaration": -18, "src": "4783:7:46", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 9218, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4783:94:46", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 9219, "nodeType": "ExpressionStatement", "src": "4783:94:46" }, { "condition": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 9220, "name": "_burnList", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9668, "src": "4892:9:46", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_bool_$", "typeString": "mapping(address => bool)" } }, "id": 9222, "indexExpression": { "argumentTypes": null, "id": 9221, "name": "tokenAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9205, "src": "4902:12:46", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "4892:23:46", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": { "id": 9247, "nodeType": "Block", "src": "5018:103:46", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 9235, "name": "tokenAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9205, "src": "5046:12:46", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 9238, "name": "this", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -28, "src": "5068:4:46", "typeDescriptions": { "typeIdentifier": "t_contract$_ERC721Handler_$9297", "typeString": "contract ERC721Handler" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_contract$_ERC721Handler_$9297", "typeString": "contract ERC721Handler" } ], "id": 9237, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "5060:7:46", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 9236, "name": "address", "nodeType": "ElementaryTypeName", "src": "5060:7:46", "typeDescriptions": { "typeIdentifier": null, "typeString": null } } }, "id": 9239, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "5060:13:46", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 9242, "name": "recipientAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9201, "src": "5083:16:46", "typeDescriptions": { "typeIdentifier": "t_bytes20", "typeString": "bytes20" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes20", "typeString": "bytes20" } ], "id": 9241, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "5075:7:46", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 9240, "name": "address", "nodeType": "ElementaryTypeName", "src": "5075:7:46", "typeDescriptions": { "typeIdentifier": null, "typeString": null } } }, "id": 9243, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "5075:25:46", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, { "argumentTypes": null, "id": 9244, "name": "tokenID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9125, "src": "5102:7:46", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address_payable", "typeString": "address payable" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 9234, "name": "releaseERC721", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7963, "src": "5032:13:46", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_address_$_t_uint256_$returns$__$", "typeString": "function (address,address,address,uint256)" } }, "id": 9245, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "5032:78:46", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 9246, "nodeType": "ExpressionStatement", "src": "5032:78:46" } ] }, "id": 9248, "nodeType": "IfStatement", "src": "4888:233:46", "trueBody": { "id": 9233, "nodeType": "Block", "src": "4917:95:46", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 9224, "name": "tokenAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9205, "src": "4942:12:46", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 9227, "name": "recipientAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9201, "src": "4964:16:46", "typeDescriptions": { "typeIdentifier": "t_bytes20", "typeString": "bytes20" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes20", "typeString": "bytes20" } ], "id": 9226, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "4956:7:46", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 9225, "name": "address", "nodeType": "ElementaryTypeName", "src": "4956:7:46", "typeDescriptions": { "typeIdentifier": null, "typeString": null } } }, "id": 9228, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4956:25:46", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, { "argumentTypes": null, "id": 9229, "name": "tokenID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9125, "src": "4983:7:46", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, { "argumentTypes": null, "id": 9230, "name": "metaData", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9140, "src": "4992:8:46", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address_payable", "typeString": "address payable" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" }, { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } ], "id": 9223, "name": "mintERC721", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7993, "src": "4931:10:46", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$_t_bytes_memory_ptr_$returns$__$", "typeString": "function (address,address,uint256,bytes memory)" } }, "id": 9231, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4931:70:46", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 9232, "nodeType": "ExpressionStatement", "src": "4931:70:46" } ] } } ] }, "documentation": { "id": 9114, "nodeType": "StructuredDocumentation", "src": "2852:995:46", "text": "@notice Proposal execution should be initiated when a proposal is finalized in the Bridge contract.\nby a relayer on the deposit's destination chain.\n@param data Consists of {tokenID}, {resourceID}, {lenDestinationRecipientAddress},\n{destinationRecipientAddress}, {lenMeta}, and {metaData} all padded to 32 bytes.\n@notice Data passed into the function should be constructed as follows:\ntokenID uint256 bytes 0 - 32\ndestinationRecipientAddress length uint256 bytes 32 - 64\ndestinationRecipientAddress bytes bytes 64 - (64 + len(destinationRecipientAddress))\nmetadata length uint256 bytes (64 + len(destinationRecipientAddress)) - (64 + len(destinationRecipientAddress) + 32)\nmetadata bytes bytes (64 + len(destinationRecipientAddress) + 32) - END" }, "functionSelector": "e248cff2", "id": 9250, "implemented": true, "kind": "function", "modifiers": [ { "arguments": null, "id": 9122, "modifierName": { "argumentTypes": null, "id": 9121, "name": "onlyBridge", "nodeType": "Identifier", "overloadedDeclarations": [], 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"mutability": "mutable", "name": "data", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9250, "src": "3897:19:46", "stateVariable": false, "storageLocation": "calldata", "typeDescriptions": { "typeIdentifier": "t_bytes_calldata_ptr", "typeString": "bytes" }, "typeName": { "id": 9117, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "3897:5:46", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" } ], "src": "3876:41:46" }, "returnParameters": { "id": 9123, "nodeType": "ParameterList", "parameters": [], "src": "3947:0:46" }, "scope": 9297, "src": "3852:1275:46", "stateMutability": "nonpayable", "virtual": false, "visibility": "external" }, { "baseFunctions": [ 9736 ], "body": { "id": 9295, "nodeType": "Block", "src": "5687:249:46", "statements": [ { "assignments": [ 9260 ], "declarations": [ { "constant": false, "id": 9260, "mutability": "mutable", "name": "tokenAddress", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9295, "src": "5697:20:46", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 9259, "name": "address", "nodeType": "ElementaryTypeName", "src": "5697:7:46", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "id": 9261, "initialValue": null, "nodeType": "VariableDeclarationStatement", "src": "5697:20:46" }, { "assignments": [ 9263 ], "declarations": [ { "constant": false, "id": 9263, "mutability": "mutable", "name": "recipient", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9295, "src": "5727:17:46", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 9262, "name": "address", "nodeType": "ElementaryTypeName", "src": "5727:7:46", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "id": 9264, "initialValue": null, "nodeType": "VariableDeclarationStatement", "src": "5727:17:46" }, { "assignments": [ 9266 ], "declarations": [ { "constant": false, "id": 9266, "mutability": "mutable", "name": "tokenID", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9295, "src": "5754:12:46", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 9265, "name": "uint", "nodeType": "ElementaryTypeName", "src": "5754:4:46", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "id": 9267, "initialValue": null, "nodeType": "VariableDeclarationStatement", "src": "5754:12:46" }, { "expression": { "argumentTypes": null, "id": 9283, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "components": [ { "argumentTypes": null, "id": 9268, "name": "tokenAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9260, "src": "5778:12:46", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 9269, "name": "recipient", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9263, "src": "5792:9:46", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 9270, "name": "tokenID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9266, "src": "5803:7:46", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "id": 9271, "isConstant": false, "isInlineArray": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "TupleExpression", "src": "5777:34:46", "typeDescriptions": { "typeIdentifier": "t_tuple$_t_address_$_t_address_$_t_uint256_$", "typeString": "tuple(address,address,uint256)" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 9274, "name": "data", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9253, "src": "5825:4:46", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" } }, { "argumentTypes": null, "components": [ { "argumentTypes": null, "id": 9276, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "5832:7:46", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 9275, "name": "address", "nodeType": "ElementaryTypeName", "src": "5832:7:46", "typeDescriptions": { "typeIdentifier": null, "typeString": null } } }, { "argumentTypes": null, "id": 9278, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "5841:7:46", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 9277, "name": "address", "nodeType": "ElementaryTypeName", "src": "5841:7:46", "typeDescriptions": { "typeIdentifier": null, "typeString": null } } }, { "argumentTypes": null, "id": 9280, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "5850:4:46", "typeDescriptions": { "typeIdentifier": "t_type$_t_uint256_$", "typeString": "type(uint256)" }, "typeName": { "id": 9279, "name": "uint", "nodeType": "ElementaryTypeName", "src": "5850:4:46", "typeDescriptions": { "typeIdentifier": null, "typeString": null } } } ], "id": 9281, "isConstant": false, "isInlineArray": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "TupleExpression", "src": "5831:24:46", "typeDescriptions": { "typeIdentifier": "t_tuple$_t_type$_t_address_$_$_t_type$_t_address_$_$_t_type$_t_uint256_$_$", "typeString": "tuple(type(address),type(address),type(uint256))" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes memory" }, { "typeIdentifier": "t_tuple$_t_type$_t_address_$_$_t_type$_t_address_$_$_t_type$_t_uint256_$_$", "typeString": "tuple(type(address),type(address),type(uint256))" } ], "expression": { "argumentTypes": null, "id": 9272, "name": "abi", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -1, "src": "5814:3:46", "typeDescriptions": { "typeIdentifier": "t_magic_abi", "typeString": "abi" } }, "id": 9273, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "memberName": "decode", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "5814:10:46", "typeDescriptions": { "typeIdentifier": "t_function_abidecode_pure$__$returns$__$", "typeString": "function () pure" } }, "id": 9282, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "5814:42:46", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$_t_address_payable_$_t_address_payable_$_t_uint256_$", "typeString": "tuple(address payable,address payable,uint256)" } }, "src": "5777:79:46", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 9284, "nodeType": "ExpressionStatement", "src": "5777:79:46" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 9286, "name": "tokenAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9260, "src": "5881:12:46", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 9289, "name": "this", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -28, "src": "5903:4:46", "typeDescriptions": { "typeIdentifier": "t_contract$_ERC721Handler_$9297", "typeString": "contract ERC721Handler" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_contract$_ERC721Handler_$9297", "typeString": "contract ERC721Handler" } ], "id": 9288, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "5895:7:46", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 9287, "name": "address", "nodeType": "ElementaryTypeName", "src": "5895:7:46", "typeDescriptions": { "typeIdentifier": null, "typeString": null } } }, "id": 9290, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "5895:13:46", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 9291, "name": "recipient", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9263, "src": "5910:9:46", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 9292, "name": "tokenID", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9266, "src": "5921:7:46", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 9285, "name": "releaseERC721", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7963, "src": "5867:13:46", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_address_$_t_uint256_$returns$__$", "typeString": "function (address,address,address,uint256)" } }, "id": 9293, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "5867:62:46", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 9294, "nodeType": "ExpressionStatement", "src": "5867:62:46" } ] }, "documentation": { "id": 9251, "nodeType": "StructuredDocumentation", "src": "5133:483:46", "text": "@notice Used to manually release ERC721 tokens from ERC721Safe.\n@param data Consists of {tokenAddress}, {recipient}, and {tokenID} all padded to 32 bytes.\n@notice Data passed into the function should be constructed as follows:\ntokenAddress address bytes 0 - 32\nrecipient address bytes 32 - 64\ntokenID uint bytes 64 - 96" }, "functionSelector": "0968f264", "id": 9296, "implemented": true, "kind": "function", "modifiers": [ { "arguments": null, "id": 9257, "modifierName": { "argumentTypes": null, "id": 9256, "name": "onlyBridge", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 9675, "src": "5676:10:46", "typeDescriptions": { "typeIdentifier": "t_modifier$__$", "typeString": "modifier ()" } }, "nodeType": "ModifierInvocation", "src": "5676:10:46" } ], "name": "withdraw", "nodeType": "FunctionDefinition", "overrides": { "id": 9255, "nodeType": "OverrideSpecifier", "overrides": [], "src": "5667:8:46" }, "parameters": { "id": 9254, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 9253, "mutability": "mutable", "name": "data", "nodeType": "VariableDeclaration", "overrides": null, "scope": 9296, "src": "5639:17:46", "stateVariable": false, "storageLocation": "memory", "typeDescriptions": { "typeIdentifier": "t_bytes_memory_ptr", "typeString": "bytes" }, "typeName": { "id": 9252, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "5639:5:46", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" } ], "src": "5638:19:46" }, "returnParameters": { "id": 9258, "nodeType": "ParameterList", "parameters": [], "src": "5687:0:46" }, "scope": 9297, "src": "5621:315:46", "stateMutability": "nonpayable", "virtual": false, "visibility": "external" } ], "scope": 9298, "src": "512:5426:46" } ], "src": "42:5897:46" }, "legacyAST": { "attributes": { "absolutePath": "project:/contracts/handlers/ERC721Handler.sol", "exportedSymbols": { "ERC721Handler": [ 9297 ] }, "license": "LGPL-3.0-only" }, "children": [ { "attributes": { "literals": [ "solidity", "0.6", ".12" ] }, "id": 8998, "name": "PragmaDirective", "src": "42:23:46" }, { "attributes": { "literals": [ 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{ "attributes": { "arguments": null }, "children": [ { "attributes": { "contractScope": null, "name": "IDepositExecute", "referencedDeclaration": 9816, "type": "contract IDepositExecute" }, "id": 9006, "name": "UserDefinedTypeName", "src": "538:15:46" } ], "id": 9007, "name": "InheritanceSpecifier", "src": "538:15:46" }, { "attributes": { "arguments": null }, "children": [ { "attributes": { "contractScope": null, "name": "HandlerHelpers", "referencedDeclaration": 9782, "type": "contract HandlerHelpers" }, "id": 9008, "name": "UserDefinedTypeName", "src": "555:14:46" } ], "id": 9009, "name": "InheritanceSpecifier", "src": "555:14:46" }, { "attributes": { "arguments": null }, "children": [ { "attributes": { "contractScope": null, "name": "ERC721Safe", "referencedDeclaration": 8015, "type": "contract ERC721Safe" }, "id": 9010, "name": "UserDefinedTypeName", "src": "571:10:46" } ], "id": 9011, "name": "InheritanceSpecifier", "src": "571:10:46" }, { "children": [ { "attributes": { "contractScope": null, "name": "ERC165Checker", "referencedDeclaration": 570, "type": "library ERC165Checker" }, "id": 9012, "name": "UserDefinedTypeName", "src": "594:13:46" }, { "attributes": { "name": "address", "stateMutability": "nonpayable", "type": "address" }, "id": 9013, "name": "ElementaryTypeName", "src": "612:7:46" } ], "id": 9014, "name": "UsingForDirective", "src": "588:32:46" }, { "attributes": { "constant": true, "mutability": "constant", "name": "_INTERFACE_ERC721_METADATA", "overrides": null, "scope": 9297, "stateVariable": true, "storageLocation": "default", "type": "bytes4", "visibility": "private" }, "children": [ { "attributes": { "name": "bytes4", "type": "bytes4" }, "id": 9015, "name": "ElementaryTypeName", "src": "626:6:46" }, { "attributes": { "argumentTypes": null, "hexvalue": "30783562356531333966", "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "subdenomination": null, "token": "number", "type": "int_const 1532892063", "value": "0x5b5e139f" }, "id": 9016, "name": "Literal", "src": "679:10:46" } ], "id": 9017, "name": "VariableDeclaration", "src": "626:63:46" }, { "attributes": { "implemented": true, "isConstructor": true, "kind": "constructor", "name": "", "overrides": null, "scope": 9297, "stateMutability": "nonpayable", "virtual": false, "visibility": "public" }, "children": [ { "attributes": { "text": "@param bridgeAddress Contract address of previously deployed Bridge." }, "id": 9018, "name": "StructuredDocumentation", "src": "696:88:46" }, { "children": [ { "attributes": { "constant": false, "mutability": "mutable", "name": "bridgeAddress", "overrides": null, "scope": 9027, "stateVariable": false, "storageLocation": "default", "type": "address", "value": null, "visibility": "internal" }, "children": [ { "attributes": { "name": "address", "stateMutability": "nonpayable", "type": "address" }, "id": 9019, "name": "ElementaryTypeName", "src": "810:7:46" } ], "id": 9020, "name": "VariableDeclaration", "src": "810:21:46" } ], "id": 9021, "name": "ParameterList", "src": "800:37:46" }, { "attributes": { "parameters": [ null ] }, "children": [], "id": 9025, "name": "ParameterList", "src": "875:0:46" }, { "children": [ { "attributes": { "argumentTypes": null, "overloadedDeclarations": [ null ], "referencedDeclaration": 9782, "type": "type(contract HandlerHelpers)", "value": "HandlerHelpers" }, "id": 9022, "name": "Identifier", "src": "845:14:46" }, { "attributes": { "argumentTypes": null, "overloadedDeclarations": [ null ], "referencedDeclaration": 9020, "type": "address", "value": "bridgeAddress" }, "id": 9023, "name": "Identifier", "src": "860:13:46" } ], "id": 9024, "name": "ModifierInvocation", "src": "845:29:46" }, { "attributes": { "statements": [ null ] }, "children": [], "id": 9026, "name": "Block", "src": "875:7:46" } ], "id": 9027, "name": "FunctionDefinition", "src": "789:93:46" }, { "attributes": { "baseFunctions": [ 9807 ], "functionSelector": 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locked.\n@return metaData : the deposited token metadata acquired by calling a {tokenURI} method in the token contract." }, "id": 9028, "name": "StructuredDocumentation", "src": "888:1015:46" }, { "attributes": { "overrides": [ null ] }, "id": 9036, "name": "OverrideSpecifier", "src": "2068:8:46" }, { "children": [ { "attributes": { "constant": false, "mutability": "mutable", "name": "resourceID", "overrides": null, "scope": 9113, "stateVariable": false, "storageLocation": "default", "type": "bytes32", "value": null, "visibility": "internal" }, "children": [ { "attributes": { "name": "bytes32", "type": "bytes32" }, "id": 9029, "name": "ElementaryTypeName", "src": "1925:7:46" } ], "id": 9030, "name": "VariableDeclaration", "src": "1925:21:46" }, { "attributes": { "constant": false, "mutability": "mutable", "name": "depositer", "overrides": null, "scope": 9113, "stateVariable": false, "storageLocation": "default", "type": "address", "value": null, "visibility": "internal" }, "children": 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"networks": {}, "schemaVersion": "3.4.3", "updatedAt": "2021-11-29T02:07:34.267Z", "devdoc": { "author": "ChainSafe Systems.", "kind": "dev", "methods": { "constructor": { "params": { "bridgeAddress": "Contract address of previously deployed Bridge." } }, "deposit(bytes32,address,bytes)": { "details": "Depending if the corresponding {tokenAddress} for the parsed {resourceID} is marked true in {_burnList}, deposited tokens will be burned, if not, they will be locked.", "params": { "data": "Consists of {tokenID} padded to 32 bytes.", "depositer": "Address of account making the deposit in the Bridge contract.", "resourceID": "ResourceID used to find address of token to be used for deposit." }, "returns": { "metaData": ": the deposited token metadata acquired by calling a {tokenURI} method in the token contract." } }, "executeProposal(bytes32,bytes)": { "params": { "data": "Consists of {tokenID}, {resourceID}, {lenDestinationRecipientAddress}, {destinationRecipientAddress}, {lenMeta}, and {metaData} all padded to 32 bytes." } }, "setBurnable(address)": { "params": { "contractAddress": "Address of contract to be used when making or executing deposits." } }, "setResource(bytes32,address)": { "params": { "contractAddress": "Address of contract to be called when a deposit is made and a deposited is executed.", "resourceID": "ResourceID to be used when making deposits." } }, "withdraw(bytes)": { "params": { "data": "Consists of {tokenAddress}, {recipient}, and {tokenID} all padded to 32 bytes." } } }, "title": "Handles ERC721 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: tokenID uint256 bytes 0 - 32If the corresponding {tokenAddress} for the parsed {resourceID} supports {_INTERFACE_ERC721_METADATA}, then {metaData} will be set according to the {tokenURI} method in the token contract." }, "executeProposal(bytes32,bytes)": { "notice": "Proposal execution should be initiated when a proposal is finalized in the Bridge contract. by a relayer on the deposit's destination chain.Data passed into the function should be constructed as follows: tokenID uint256 bytes 0 - 32 destinationRecipientAddress length uint256 bytes 32 - 64 destinationRecipientAddress bytes bytes 64 - (64 + len(destinationRecipientAddress)) metadata length uint256 bytes (64 + len(destinationRecipientAddress)) - (64 + len(destinationRecipientAddress) + 32) metadata bytes bytes (64 + len(destinationRecipientAddress) + 32) - END" }, "setBurnable(address)": { "notice": "First verifies {contractAddress} is whitelisted, then sets {_burnList}[{contractAddress}] to true." }, "setResource(bytes32,address)": { "notice": "First verifies {_resourceIDToContractAddress}[{resourceID}] and {_contractAddressToResourceID}[{contractAddress}] are not already set, then sets {_resourceIDToContractAddress} with {contractAddress}, {_contractAddressToResourceID} with {resourceID}, and {_contractWhitelist} to true for {contractAddress}." }, "withdraw(bytes)": { "notice": "Used to manually release ERC721 tokens from ERC721Safe.Data passed into the function should be constructed as follows: tokenAddress address bytes 0 - 32 recipient address bytes 32 - 64 tokenID uint bytes 64 - 96" } }, "notice": "This contract is intended to be used with the Bridge contract.", "version": 1 } }