{ "contractName": "BaseAdminUpgradeabilityProxy", "abi": [ { "anonymous": false, "inputs": [ { "indexed": false, "internalType": "address", "name": "previousAdmin", "type": "address" }, { "indexed": false, "internalType": "address", "name": "newAdmin", "type": "address" } ], "name": "AdminChanged", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "implementation", "type": "address" } ], "name": "Upgraded", "type": "event" }, { "payable": true, "stateMutability": "payable", "type": "fallback" }, { "constant": false, "inputs": [], "name": "admin", "outputs": [ { "internalType": "address", "name": "", "type": "address" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [], "name": "implementation", "outputs": [ { "internalType": "address", "name": "", "type": "address" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "address", "name": "newAdmin", "type": "address" } ], "name": "changeAdmin", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "address", "name": "newImplementation", "type": "address" } ], "name": "upgradeTo", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "address", "name": "newImplementation", "type": "address" }, { "internalType": "bytes", "name": "data", "type": "bytes" } ], "name": "upgradeToAndCall", "outputs": [], "payable": true, "stateMutability": "payable", "type": "function" } ], "metadata": "{\"compiler\":{\"version\":\"0.5.17+commit.d19bba13\"},\"language\":\"Solidity\",\"output\":{\"abi\":[{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address\",\"name\":\"previousAdmin\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"address\",\"name\":\"newAdmin\",\"type\":\"address\"}],\"name\":\"AdminChanged\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"implementation\",\"type\":\"address\"}],\"name\":\"Upgraded\",\"type\":\"event\"},{\"payable\":true,\"stateMutability\":\"payable\",\"type\":\"fallback\"},{\"constant\":false,\"inputs\":[],\"name\":\"admin\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"newAdmin\",\"type\":\"address\"}],\"name\":\"changeAdmin\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[],\"name\":\"implementation\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"newImplementation\",\"type\":\"address\"}],\"name\":\"upgradeTo\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"newImplementation\",\"type\":\"address\"},{\"internalType\":\"bytes\",\"name\":\"data\",\"type\":\"bytes\"}],\"name\":\"upgradeToAndCall\",\"outputs\":[],\"payable\":true,\"stateMutability\":\"payable\",\"type\":\"function\"}],\"devdoc\":{\"details\":\"This contract combines an upgradeability proxy with an authorization mechanism for administrative tasks. All external functions in this contract must be guarded by the `ifAdmin` modifier. See ethereum/solidity#3864 for a Solidity feature proposal that would enable this to be done automatically.\",\"methods\":{\"admin()\":{\"return\":\"The address of the proxy admin.\"},\"changeAdmin(address)\":{\"details\":\"Changes the admin of the proxy. Only the current admin can call this function.\",\"params\":{\"newAdmin\":\"Address to transfer proxy administration to.\"}},\"implementation()\":{\"return\":\"The address of the implementation.\"},\"upgradeTo(address)\":{\"details\":\"Upgrade the backing implementation of the proxy. Only the admin can call this function.\",\"params\":{\"newImplementation\":\"Address of the new implementation.\"}},\"upgradeToAndCall(address,bytes)\":{\"details\":\"Upgrade the backing implementation of the proxy and call a function on the new implementation. This is useful to initialize the proxied contract.\",\"params\":{\"data\":\"Data to send as msg.data in the low level call. It should include the signature and the parameters of the function to be called, as described in https://solidity.readthedocs.io/en/v0.4.24/abi-spec.html#function-selector-and-argument-encoding.\",\"newImplementation\":\"Address of the new implementation.\"}}},\"title\":\"BaseAdminUpgradeabilityProxy\"},\"userdoc\":{\"methods\":{}}},\"settings\":{\"compilationTarget\":{\"@openzeppelin/upgrades/contracts/upgradeability/BaseAdminUpgradeabilityProxy.sol\":\"BaseAdminUpgradeabilityProxy\"},\"evmVersion\":\"istanbul\",\"libraries\":{},\"optimizer\":{\"enabled\":true,\"runs\":200},\"remappings\":[]},\"sources\":{\"@openzeppelin/upgrades/contracts/upgradeability/BaseAdminUpgradeabilityProxy.sol\":{\"keccak256\":\"0xbf8ee1cf63a430a3eb8b39a9145d0d133400b8db06fa9fd33056597f7d8ceb25\",\"urls\":[\"bzz-raw://58dc9f7b607b235e9efae48b003bf43aacb1b034853b8ead82830834405904a6\",\"dweb:/ipfs/QmXqDDwV8vpufd6Xka5zYrxrSgbnfzrQTSMoN7dPTAHJ21\"]},\"@openzeppelin/upgrades/contracts/upgradeability/BaseUpgradeabilityProxy.sol\":{\"keccak256\":\"0x1b37f808dc0a45976ad23aa53908c485a74a4d9fbd03066a5ab399c46436e570\",\"urls\":[\"bzz-raw://de04959e1261bbc2ee53a88b98469a888a2f2fa49c07ea87a5d646a8fe438558\",\"dweb:/ipfs/QmUmYQaNnAMfvbfKLniFLHyBzsH77bCMf9NpNSfndfuqWh\"]},\"@openzeppelin/upgrades/contracts/upgradeability/Proxy.sol\":{\"keccak256\":\"0xd8074ae5fa7ee6384ca8196a896612fb044bbf4ff4b7336d03cd97845000ac21\",\"urls\":[\"bzz-raw://3a111e1dc777d80e6c2ad41c6ff2bfb3ae8f61658fd6580ddf9ba9ab0d25a354\",\"dweb:/ipfs/QmSfwvUqqiownzHeMmUiYkejWs6FXR2KLtHQnSzP6FivTj\"]},\"@openzeppelin/upgrades/contracts/upgradeability/UpgradeabilityProxy.sol\":{\"keccak256\":\"0xb02c6349ba01df9902857b6058f92b37f13187775cce9da74f6f28410205445b\",\"urls\":[\"bzz-raw://f05434b5110c9de912e001a5dc2b252947f474346cb8ea5ec26ea2efe7143aa7\",\"dweb:/ipfs/QmbaksVa6vQz926TCHgJniKFuod44QhuGzVFYMtdUgdxba\"]},\"@openzeppelin/upgrades/contracts/utils/Address.sol\":{\"keccak256\":\"0x7be7f8e4c08bc70ff9815e3f11c569f42aa3c447b5bc61fd75fb5cec97f63a9f\",\"urls\":[\"bzz-raw://f301a9226d637e1593916ba2de7b0b28c35f2adc3ca8526289fe1eedafa83bc2\",\"dweb:/ipfs/QmPb991LE8nyvhB4BkX46P1Pan2ijH9tfqWwLAz65VUUKs\"]}},\"version\":1}", 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"source": "pragma solidity ^0.5.0;\n\nimport './UpgradeabilityProxy.sol';\n\n/**\n * @title BaseAdminUpgradeabilityProxy\n * @dev This contract combines an upgradeability proxy with an authorization\n * mechanism for administrative tasks.\n * All external functions in this contract must be guarded by the\n * `ifAdmin` modifier. See ethereum/solidity#3864 for a Solidity\n * feature proposal that would enable this to be done automatically.\n */\ncontract BaseAdminUpgradeabilityProxy is BaseUpgradeabilityProxy {\n /**\n * @dev Emitted when the administration has been transferred.\n * @param previousAdmin Address of the previous admin.\n * @param newAdmin Address of the new admin.\n */\n event AdminChanged(address previousAdmin, address newAdmin);\n\n /**\n * @dev Storage slot with the admin of the contract.\n * This is the keccak-256 hash of \"eip1967.proxy.admin\" subtracted by 1, and is\n * validated in the constructor.\n */\n\n bytes32 internal constant ADMIN_SLOT = 0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103;\n\n /**\n * @dev Modifier to check whether the `msg.sender` is the admin.\n * If it is, it will run the function. Otherwise, it will delegate the call\n * to the implementation.\n */\n modifier ifAdmin() {\n if (msg.sender == _admin()) {\n _;\n } else {\n _fallback();\n }\n }\n\n /**\n * @return The address of the proxy admin.\n */\n function admin() external ifAdmin returns (address) {\n return _admin();\n }\n\n /**\n * @return The address of the implementation.\n */\n function implementation() external ifAdmin returns (address) {\n return _implementation();\n }\n\n /**\n * @dev Changes the admin of the proxy.\n * Only the current admin can call this function.\n * @param newAdmin Address to transfer proxy administration to.\n */\n function changeAdmin(address newAdmin) external ifAdmin {\n require(newAdmin != address(0), \"Cannot change the admin of a proxy to the zero address\");\n emit AdminChanged(_admin(), newAdmin);\n _setAdmin(newAdmin);\n }\n\n /**\n * @dev Upgrade the backing implementation of the proxy.\n * Only the admin can call this function.\n * @param newImplementation Address of the new implementation.\n */\n function upgradeTo(address newImplementation) external ifAdmin {\n _upgradeTo(newImplementation);\n }\n\n /**\n * @dev Upgrade the backing implementation of the proxy and call a function\n * on the new implementation.\n * This is useful to initialize the proxied contract.\n * @param newImplementation Address of the new implementation.\n * @param data Data to send as msg.data in the low level call.\n * It should include the signature and the parameters of the function to be called, as described in\n * https://solidity.readthedocs.io/en/v0.4.24/abi-spec.html#function-selector-and-argument-encoding.\n */\n function upgradeToAndCall(address newImplementation, bytes calldata data) payable external ifAdmin {\n _upgradeTo(newImplementation);\n (bool success,) = newImplementation.delegatecall(data);\n require(success);\n }\n\n /**\n * @return The admin slot.\n */\n function _admin() internal view returns (address adm) {\n bytes32 slot = ADMIN_SLOT;\n assembly {\n adm := sload(slot)\n }\n }\n\n /**\n * @dev Sets the address of the proxy admin.\n * @param newAdmin Address of the new proxy admin.\n */\n function _setAdmin(address newAdmin) internal {\n bytes32 slot = ADMIN_SLOT;\n\n assembly {\n sstore(slot, newAdmin)\n }\n }\n\n /**\n * @dev Only fall back when the sender is not the admin.\n */\n function _willFallback() internal {\n require(msg.sender != _admin(), \"Cannot call fallback function from the proxy admin\");\n super._willFallback();\n }\n}\n", "sourcePath": "@openzeppelin/upgrades/contracts/upgradeability/BaseAdminUpgradeabilityProxy.sol", "ast": { "absolutePath": "@openzeppelin/upgrades/contracts/upgradeability/BaseAdminUpgradeabilityProxy.sol", "exportedSymbols": { "BaseAdminUpgradeabilityProxy": [ 8156 ] }, "id": 8157, "nodeType": "SourceUnit", "nodes": [ { "id": 8002, "literals": [ "solidity", "^", "0.5", ".0" ], "nodeType": "PragmaDirective", "src": "0:23:33" }, { "absolutePath": "@openzeppelin/upgrades/contracts/upgradeability/UpgradeabilityProxy.sol", "file": "./UpgradeabilityProxy.sol", "id": 8003, "nodeType": "ImportDirective", "scope": 8157, "sourceUnit": 8425, "src": "25:35:33", "symbolAliases": [], "unitAlias": "" }, { "baseContracts": [ { "arguments": null, "baseName": { "contractScope": null, "id": 8004, "name": "BaseUpgradeabilityProxy", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 8214, "src": "466:23:33", "typeDescriptions": { "typeIdentifier": "t_contract$_BaseUpgradeabilityProxy_$8214", "typeString": "contract BaseUpgradeabilityProxy" } }, "id": 8005, "nodeType": "InheritanceSpecifier", "src": "466:23:33" } ], "contractDependencies": [ 8214, 8252 ], "contractKind": "contract", "documentation": "@title BaseAdminUpgradeabilityProxy\n@dev This contract combines an upgradeability proxy with an authorization\nmechanism for administrative tasks.\nAll external functions in this contract must be guarded by the\n`ifAdmin` modifier. See ethereum/solidity#3864 for a Solidity\nfeature proposal that would enable this to be done automatically.", "fullyImplemented": true, "id": 8156, "linearizedBaseContracts": [ 8156, 8214, 8252 ], "name": "BaseAdminUpgradeabilityProxy", "nodeType": "ContractDefinition", "nodes": [ { "anonymous": false, "documentation": "@dev Emitted when the administration has been transferred.\n@param previousAdmin Address of the previous admin.\n@param newAdmin Address of the new admin.", "id": 8011, "name": "AdminChanged", "nodeType": "EventDefinition", "parameters": { "id": 8010, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 8007, "indexed": false, "name": "previousAdmin", "nodeType": "VariableDeclaration", "scope": 8011, "src": "693:21:33", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 8006, "name": "address", "nodeType": "ElementaryTypeName", "src": "693:7:33", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 8009, "indexed": false, "name": "newAdmin", "nodeType": "VariableDeclaration", "scope": 8011, "src": "716:16:33", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 8008, "name": "address", "nodeType": "ElementaryTypeName", "src": "716:7:33", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "692:41:33" }, "src": "674:60:33" }, { "constant": true, "id": 8014, "name": "ADMIN_SLOT", "nodeType": "VariableDeclaration", "scope": 8156, "src": "923:105:33", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 8012, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "923:7:33", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "value": { "argumentTypes": null, "hexValue": "307862353331323736383461353638623331373361653133623966386136303136653234336536336236653865653131373864366137313738353062356436313033", "id": 8013, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "962:66:33", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_81955473079516046949633743016697847541294818689821282749996681496272635257091_by_1", "typeString": "int_const 8195...(69 digits omitted)...7091" }, "value": "0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103" }, "visibility": "internal" }, { "body": { "id": 8028, "nodeType": "Block", "src": "1237:86:33", "statements": [ { "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 8020, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 8016, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8534, "src": "1247:3:33", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 8017, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sender", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "1247:10:33", "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, "nodeType": "BinaryOperation", "operator": "==", "rightExpression": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "id": 8018, "name": "_admin", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8126, "src": "1261:6:33", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_address_$", "typeString": "function () view returns (address)" } }, "id": 8019, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1261:8:33", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "1247:22:33", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": { "id": 8026, "nodeType": "Block", "src": "1293:26:33", "statements": [ { "expression": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "id": 8023, "name": "_fallback", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8251, "src": "1301:9:33", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$__$returns$__$", "typeString": "function ()" } }, "id": 8024, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1301:11:33", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 8025, "nodeType": "ExpressionStatement", "src": "1301:11:33" } ] }, "id": 8027, "nodeType": "IfStatement", "src": "1243:76:33", "trueBody": { "id": 8022, "nodeType": "Block", "src": "1271:16:33", "statements": [ { "id": 8021, "nodeType": "PlaceholderStatement", "src": "1279:1:33" } ] } } ] }, "documentation": "@dev Modifier to check whether the `msg.sender` is the admin.\nIf it is, it will run the function. Otherwise, it will delegate the call\nto the implementation.", "id": 8029, "name": "ifAdmin", "nodeType": "ModifierDefinition", "parameters": { "id": 8015, "nodeType": "ParameterList", "parameters": [], "src": "1234:2:33" }, "src": "1218:105:33", "visibility": "internal" }, { "body": { "id": 8039, "nodeType": "Block", "src": "1436:26:33", "statements": [ { "expression": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "id": 8036, "name": "_admin", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8126, "src": "1449:6:33", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_address_$", "typeString": "function () view returns (address)" } }, "id": 8037, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1449:8:33", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "functionReturnParameters": 8035, "id": 8038, "nodeType": "Return", "src": "1442:15:33" } ] }, "documentation": "@return The address of the proxy admin.", "id": 8040, "implemented": true, "kind": "function", "modifiers": [ { "arguments": null, "id": 8032, "modifierName": { "argumentTypes": null, "id": 8031, "name": "ifAdmin", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8029, "src": "1410:7:33", "typeDescriptions": { "typeIdentifier": "t_modifier$__$", "typeString": "modifier ()" } }, "nodeType": "ModifierInvocation", "src": "1410:7:33" } ], "name": "admin", "nodeType": "FunctionDefinition", "parameters": { "id": 8030, "nodeType": "ParameterList", "parameters": [], "src": "1398:2:33" }, "returnParameters": { "id": 8035, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 8034, "name": "", "nodeType": "VariableDeclaration", "scope": 8040, "src": "1427:7:33", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 8033, "name": "address", "nodeType": "ElementaryTypeName", "src": "1427:7:33", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "1426:9:33" }, "scope": 8156, "src": "1384:78:33", "stateMutability": "nonpayable", "superFunction": null, "visibility": "external" }, { "body": { "id": 8050, "nodeType": "Block", "src": "1587:35:33", "statements": [ { "expression": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "id": 8047, "name": "_implementation", "nodeType": "Identifier", "overloadedDeclarations": [ 8180 ], "referencedDeclaration": 8180, "src": "1600:15:33", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_address_$", "typeString": "function () view returns (address)" } }, "id": 8048, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1600:17:33", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "functionReturnParameters": 8046, "id": 8049, "nodeType": "Return", "src": "1593:24:33" } ] }, "documentation": "@return The address of the implementation.", "id": 8051, "implemented": true, "kind": "function", "modifiers": [ { "arguments": null, "id": 8043, "modifierName": { "argumentTypes": null, "id": 8042, "name": "ifAdmin", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8029, "src": "1561:7:33", "typeDescriptions": { "typeIdentifier": "t_modifier$__$", "typeString": "modifier ()" } }, "nodeType": "ModifierInvocation", "src": "1561:7:33" } ], "name": "implementation", "nodeType": "FunctionDefinition", "parameters": { "id": 8041, "nodeType": "ParameterList", "parameters": [], "src": "1549:2:33" }, "returnParameters": { "id": 8046, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 8045, "name": "", "nodeType": "VariableDeclaration", "scope": 8051, "src": "1578:7:33", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 8044, "name": "address", "nodeType": "ElementaryTypeName", "src": "1578:7:33", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "1577:9:33" }, "scope": 8156, "src": "1526:96:33", "stateMutability": "nonpayable", "superFunction": null, "visibility": "external" }, { "body": { "id": 8077, "nodeType": "Block", "src": "1854:168:33", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 8063, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 8059, "name": "newAdmin", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8053, "src": "1868:8:33", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "BinaryOperation", "operator": "!=", "rightExpression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "hexValue": "30", "id": 8061, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "1888:1:33", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" } ], "id": 8060, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "1880:7:33", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": "address" }, "id": 8062, "isConstant": false, "isLValue": false, "isPure": true, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1880:10:33", "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, "src": "1868:22:33", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "argumentTypes": null, "hexValue": "43616e6e6f74206368616e6765207468652061646d696e206f6620612070726f787920746f20746865207a65726f2061646472657373", "id": 8064, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "1892:56:33", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_stringliteral_37112268ceb11e15373f32f9374a1f3287d0a3e6e5a9a435ac06367e6cd0cf00", "typeString": "literal_string \"Cannot change the admin of a proxy to the zero address\"" }, "value": "Cannot change the admin of a proxy to the zero address" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_37112268ceb11e15373f32f9374a1f3287d0a3e6e5a9a435ac06367e6cd0cf00", "typeString": "literal_string \"Cannot change the admin of a proxy to the zero address\"" } ], "id": 8058, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ 8537, 8538 ], "referencedDeclaration": 8538, "src": "1860:7:33", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 8065, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1860:89:33", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 8066, "nodeType": "ExpressionStatement", "src": "1860:89:33" }, { "eventCall": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "id": 8068, "name": "_admin", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8126, "src": "1973:6:33", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_address_$", "typeString": "function () view returns (address)" } }, "id": 8069, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1973:8:33", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 8070, "name": "newAdmin", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8053, "src": "1983:8:33", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 8067, "name": "AdminChanged", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8011, "src": "1960:12:33", "typeDescriptions": { "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$returns$__$", "typeString": "function (address,address)" } }, "id": 8071, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1960:32:33", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 8072, "nodeType": "EmitStatement", "src": "1955:37:33" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 8074, "name": "newAdmin", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8053, "src": "2008:8:33", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 8073, "name": "_setAdmin", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8137, "src": "1998:9:33", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$returns$__$", "typeString": "function (address)" } }, "id": 8075, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1998:19:33", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 8076, "nodeType": "ExpressionStatement", "src": "1998:19:33" } ] }, "documentation": "@dev Changes the admin of the proxy.\nOnly the current admin can call this function.\n@param newAdmin Address to transfer proxy administration to.", "id": 8078, "implemented": true, "kind": "function", "modifiers": [ { "arguments": null, "id": 8056, "modifierName": { "argumentTypes": null, "id": 8055, "name": "ifAdmin", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8029, "src": "1846:7:33", "typeDescriptions": { "typeIdentifier": "t_modifier$__$", "typeString": "modifier ()" } }, "nodeType": "ModifierInvocation", "src": "1846:7:33" } ], "name": "changeAdmin", "nodeType": "FunctionDefinition", "parameters": { "id": 8054, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 8053, "name": "newAdmin", "nodeType": "VariableDeclaration", "scope": 8078, "src": "1819:16:33", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 8052, "name": "address", "nodeType": "ElementaryTypeName", "src": "1819:7:33", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "1818:18:33" }, "returnParameters": { "id": 8057, "nodeType": "ParameterList", "parameters": [], "src": "1854:0:33" }, "scope": 8156, "src": "1798:224:33", "stateMutability": "nonpayable", "superFunction": null, "visibility": "external" }, { "body": { "id": 8089, "nodeType": "Block", "src": "2269:40:33", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 8086, "name": "newImplementation", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8080, "src": "2286:17:33", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 8085, "name": "_upgradeTo", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8194, "src": "2275:10:33", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$returns$__$", "typeString": "function (address)" } }, "id": 8087, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2275:29:33", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 8088, "nodeType": "ExpressionStatement", "src": "2275:29:33" } ] }, "documentation": "@dev Upgrade the backing implementation of the proxy.\nOnly the admin can call this function.\n@param newImplementation Address of the new implementation.", "id": 8090, "implemented": true, "kind": "function", "modifiers": [ { "arguments": null, "id": 8083, "modifierName": { "argumentTypes": null, "id": 8082, "name": "ifAdmin", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8029, "src": "2261:7:33", "typeDescriptions": { "typeIdentifier": "t_modifier$__$", "typeString": "modifier ()" } }, "nodeType": "ModifierInvocation", "src": "2261:7:33" } ], "name": "upgradeTo", "nodeType": "FunctionDefinition", "parameters": { "id": 8081, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 8080, "name": "newImplementation", "nodeType": "VariableDeclaration", "scope": 8090, "src": "2225:25:33", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 8079, "name": "address", "nodeType": "ElementaryTypeName", "src": "2225:7:33", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "2224:27:33" }, "returnParameters": { "id": 8084, "nodeType": "ParameterList", "parameters": [], "src": "2269:0:33" }, "scope": 8156, "src": "2206:103:33", "stateMutability": "nonpayable", "superFunction": null, "visibility": "external" }, { "body": { "id": 8114, "nodeType": "Block", "src": "2925:122:33", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 8100, "name": "newImplementation", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8092, "src": "2942:17:33", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 8099, "name": "_upgradeTo", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8194, "src": "2931:10:33", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$returns$__$", "typeString": "function (address)" } }, "id": 8101, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2931:29:33", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 8102, "nodeType": "ExpressionStatement", "src": "2931:29:33" }, { "assignments": [ 8104, null ], "declarations": [ { "constant": false, "id": 8104, "name": "success", "nodeType": "VariableDeclaration", "scope": 8114, "src": "2967:12:33", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 8103, "name": "bool", "nodeType": "ElementaryTypeName", "src": "2967:4:33", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "value": null, "visibility": "internal" }, null ], "id": 8109, "initialValue": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 8107, "name": "data", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8094, "src": "3015:4:33", "typeDescriptions": { "typeIdentifier": "t_bytes_calldata_ptr", "typeString": "bytes calldata" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes_calldata_ptr", "typeString": "bytes calldata" } ], "expression": { "argumentTypes": null, "id": 8105, "name": "newImplementation", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8092, "src": "2984:17:33", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 8106, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "delegatecall", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "2984:30:33", "typeDescriptions": { "typeIdentifier": "t_function_baredelegatecall_nonpayable$_t_bytes_memory_ptr_$returns$_t_bool_$_t_bytes_memory_ptr_$", "typeString": "function (bytes memory) returns (bool,bytes memory)" } }, "id": 8108, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2984:36:33", "typeDescriptions": { "typeIdentifier": "t_tuple$_t_bool_$_t_bytes_memory_ptr_$", "typeString": "tuple(bool,bytes memory)" } }, "nodeType": "VariableDeclarationStatement", "src": "2966:54:33" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 8111, "name": "success", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8104, "src": "3034:7:33", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" } ], "id": 8110, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ 8537, 8538 ], "referencedDeclaration": 8537, "src": "3026:7:33", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$returns$__$", "typeString": "function (bool) pure" } }, "id": 8112, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3026:16:33", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 8113, "nodeType": "ExpressionStatement", "src": "3026:16:33" } ] }, "documentation": "@dev Upgrade the backing implementation of the proxy and call a function\non the new implementation.\nThis is useful to initialize the proxied contract.\n@param newImplementation Address of the new implementation.\n@param data Data to send as msg.data in the low level call.\nIt should include the signature and the parameters of the function to be called, as described in\nhttps://solidity.readthedocs.io/en/v0.4.24/abi-spec.html#function-selector-and-argument-encoding.", "id": 8115, "implemented": true, "kind": "function", "modifiers": [ { "arguments": null, "id": 8097, "modifierName": { "argumentTypes": null, "id": 8096, "name": "ifAdmin", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8029, "src": "2917:7:33", "typeDescriptions": { "typeIdentifier": "t_modifier$__$", "typeString": "modifier ()" } }, "nodeType": "ModifierInvocation", "src": "2917:7:33" } ], "name": "upgradeToAndCall", "nodeType": "FunctionDefinition", "parameters": { "id": 8095, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 8092, "name": "newImplementation", "nodeType": "VariableDeclaration", "scope": 8115, "src": "2852:25:33", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 8091, "name": "address", "nodeType": "ElementaryTypeName", "src": "2852:7:33", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 8094, "name": "data", "nodeType": "VariableDeclaration", "scope": 8115, "src": "2879:19:33", "stateVariable": false, "storageLocation": "calldata", "typeDescriptions": { "typeIdentifier": "t_bytes_calldata_ptr", "typeString": "bytes" }, "typeName": { "id": 8093, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "2879:5:33", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" } ], "src": "2851:48:33" }, "returnParameters": { "id": 8098, "nodeType": "ParameterList", "parameters": [], "src": "2925:0:33" }, "scope": 8156, "src": "2826:221:33", "stateMutability": "payable", "superFunction": null, "visibility": "external" }, { "body": { "id": 8125, "nodeType": "Block", "src": "3146:82:33", "statements": [ { "assignments": [ 8121 ], "declarations": [ { "constant": false, "id": 8121, "name": "slot", "nodeType": "VariableDeclaration", "scope": 8125, "src": "3152:12:33", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 8120, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "3152:7:33", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "value": null, "visibility": "internal" } ], "id": 8123, "initialValue": { "argumentTypes": null, "id": 8122, "name": "ADMIN_SLOT", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8014, "src": "3167:10:33", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "nodeType": "VariableDeclarationStatement", "src": "3152:25:33" }, { "externalReferences": [ { "adm": { "declaration": 8118, "isOffset": false, "isSlot": false, "src": "3200:3:33", "valueSize": 1 } }, { "slot": { "declaration": 8121, "isOffset": false, "isSlot": false, "src": "3213:4:33", "valueSize": 1 } } ], "id": 8124, "nodeType": "InlineAssembly", "operations": "{ adm := sload(slot) }", "src": "3183:41:33" } ] }, "documentation": "@return The admin slot.", "id": 8126, "implemented": true, "kind": "function", "modifiers": [], "name": "_admin", "nodeType": "FunctionDefinition", "parameters": { "id": 8116, "nodeType": "ParameterList", "parameters": [], "src": "3107:2:33" }, "returnParameters": { "id": 8119, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 8118, "name": "adm", "nodeType": "VariableDeclaration", "scope": 8126, "src": "3133:11:33", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 8117, "name": "address", "nodeType": "ElementaryTypeName", "src": "3133:7:33", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "3132:13:33" }, "scope": 8156, "src": "3092:136:33", "stateMutability": "view", "superFunction": null, "visibility": "internal" }, { "body": { "id": 8136, "nodeType": "Block", "src": "3390:87:33", "statements": [ { "assignments": [ 8132 ], "declarations": [ { "constant": false, "id": 8132, "name": "slot", "nodeType": "VariableDeclaration", "scope": 8136, "src": "3396:12:33", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 8131, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "3396:7:33", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "value": null, "visibility": "internal" } ], "id": 8134, "initialValue": { "argumentTypes": null, "id": 8133, "name": "ADMIN_SLOT", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8014, "src": "3411:10:33", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "nodeType": "VariableDeclarationStatement", "src": "3396:25:33" }, { "externalReferences": [ { "slot": { "declaration": 8132, "isOffset": false, "isSlot": false, "src": "3452:4:33", "valueSize": 1 } }, { "newAdmin": { "declaration": 8128, "isOffset": false, "isSlot": false, "src": "3458:8:33", "valueSize": 1 } } ], "id": 8135, "nodeType": "InlineAssembly", "operations": "{ sstore(slot, newAdmin) }", "src": "3428:45:33" } ] }, "documentation": "@dev Sets the address of the proxy admin.\n@param newAdmin Address of the new proxy admin.", "id": 8137, "implemented": true, "kind": "function", "modifiers": [], "name": "_setAdmin", "nodeType": "FunctionDefinition", "parameters": { "id": 8129, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 8128, "name": "newAdmin", "nodeType": "VariableDeclaration", "scope": 8137, "src": "3363:16:33", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 8127, "name": "address", "nodeType": "ElementaryTypeName", "src": "3363:7:33", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "3362:18:33" }, "returnParameters": { "id": 8130, "nodeType": "ParameterList", "parameters": [], "src": "3390:0:33" }, "scope": 8156, "src": "3344:133:33", "stateMutability": "nonpayable", "superFunction": null, "visibility": "internal" }, { "body": { "id": 8154, "nodeType": "Block", "src": "3586:123:33", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 8145, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 8141, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8534, "src": "3600:3:33", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 8142, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sender", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "3600:10:33", "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, "nodeType": "BinaryOperation", "operator": "!=", "rightExpression": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "id": 8143, "name": "_admin", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8126, "src": "3614:6:33", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_address_$", "typeString": "function () view returns (address)" } }, "id": 8144, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3614:8:33", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "3600:22:33", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "argumentTypes": null, "hexValue": "43616e6e6f742063616c6c2066616c6c6261636b2066756e6374696f6e2066726f6d207468652070726f78792061646d696e", "id": 8146, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "3624:52:33", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_stringliteral_08b466bde770d6d309a22d90ec051a62ad397be6218a53e741989877ec297fc9", "typeString": "literal_string \"Cannot call fallback function from the proxy admin\"" }, "value": "Cannot call fallback function from the proxy admin" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_08b466bde770d6d309a22d90ec051a62ad397be6218a53e741989877ec297fc9", "typeString": "literal_string \"Cannot call fallback function from the proxy admin\"" } ], "id": 8140, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ 8537, 8538 ], "referencedDeclaration": 8538, "src": "3592:7:33", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 8147, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3592:85:33", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 8148, "nodeType": "ExpressionStatement", "src": "3592:85:33" }, { "expression": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "expression": { "argumentTypes": null, "id": 8149, "name": "super", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8589, "src": "3683:5:33", "typeDescriptions": { "typeIdentifier": "t_super$_BaseAdminUpgradeabilityProxy_$8156", "typeString": "contract super BaseAdminUpgradeabilityProxy" } }, "id": 8151, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "_willFallback", "nodeType": "MemberAccess", "referencedDeclaration": 8239, "src": "3683:19:33", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$__$returns$__$", "typeString": "function ()" } }, "id": 8152, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3683:21:33", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 8153, "nodeType": "ExpressionStatement", "src": "3683:21:33" } ] }, "documentation": "@dev Only fall back when the sender is not the admin.", "id": 8155, "implemented": true, "kind": "function", "modifiers": [], "name": "_willFallback", "nodeType": "FunctionDefinition", "parameters": { "id": 8138, "nodeType": "ParameterList", "parameters": [], "src": "3574:2:33" }, "returnParameters": { "id": 8139, "nodeType": "ParameterList", "parameters": [], "src": "3586:0:33" }, "scope": 8156, "src": "3552:157:33", "stateMutability": "nonpayable", "superFunction": 8239, "visibility": "internal" } ], "scope": 8157, "src": "425:3286:33" } ], "src": "0:3712:33" }, "legacyAST": { "absolutePath": "@openzeppelin/upgrades/contracts/upgradeability/BaseAdminUpgradeabilityProxy.sol", "exportedSymbols": { "BaseAdminUpgradeabilityProxy": [ 8156 ] }, "id": 8157, "nodeType": "SourceUnit", "nodes": [ { "id": 8002, "literals": [ "solidity", "^", "0.5", ".0" ], "nodeType": "PragmaDirective", "src": "0:23:33" }, { "absolutePath": "@openzeppelin/upgrades/contracts/upgradeability/UpgradeabilityProxy.sol", "file": "./UpgradeabilityProxy.sol", "id": 8003, "nodeType": "ImportDirective", "scope": 8157, "sourceUnit": 8425, "src": "25:35:33", "symbolAliases": [], "unitAlias": "" }, { "baseContracts": [ { "arguments": null, "baseName": { "contractScope": null, "id": 8004, "name": "BaseUpgradeabilityProxy", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 8214, "src": "466:23:33", "typeDescriptions": { "typeIdentifier": "t_contract$_BaseUpgradeabilityProxy_$8214", "typeString": "contract BaseUpgradeabilityProxy" } }, "id": 8005, "nodeType": "InheritanceSpecifier", "src": "466:23:33" } ], "contractDependencies": [ 8214, 8252 ], "contractKind": "contract", "documentation": "@title BaseAdminUpgradeabilityProxy\n@dev This contract combines an upgradeability proxy with an authorization\nmechanism for administrative tasks.\nAll external functions in this contract must be guarded by the\n`ifAdmin` modifier. See ethereum/solidity#3864 for a Solidity\nfeature proposal that would enable this to be done automatically.", "fullyImplemented": true, "id": 8156, "linearizedBaseContracts": [ 8156, 8214, 8252 ], "name": "BaseAdminUpgradeabilityProxy", "nodeType": "ContractDefinition", "nodes": [ { "anonymous": false, "documentation": "@dev Emitted when the administration has been transferred.\n@param previousAdmin Address of the previous admin.\n@param newAdmin Address of the new admin.", "id": 8011, "name": "AdminChanged", "nodeType": "EventDefinition", "parameters": { "id": 8010, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 8007, "indexed": false, "name": "previousAdmin", "nodeType": "VariableDeclaration", "scope": 8011, "src": "693:21:33", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 8006, "name": "address", "nodeType": "ElementaryTypeName", "src": "693:7:33", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 8009, "indexed": false, "name": "newAdmin", "nodeType": "VariableDeclaration", "scope": 8011, "src": "716:16:33", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 8008, "name": "address", "nodeType": "ElementaryTypeName", "src": "716:7:33", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "692:41:33" }, "src": "674:60:33" }, { "constant": true, "id": 8014, "name": "ADMIN_SLOT", "nodeType": "VariableDeclaration", "scope": 8156, "src": "923:105:33", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 8012, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "923:7:33", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "value": { "argumentTypes": null, "hexValue": "307862353331323736383461353638623331373361653133623966386136303136653234336536336236653865653131373864366137313738353062356436313033", "id": 8013, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "962:66:33", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_81955473079516046949633743016697847541294818689821282749996681496272635257091_by_1", "typeString": "int_const 8195...(69 digits omitted)...7091" }, "value": "0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103" }, "visibility": "internal" }, { "body": { "id": 8028, "nodeType": "Block", "src": "1237:86:33", "statements": [ { "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 8020, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 8016, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8534, "src": "1247:3:33", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 8017, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sender", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "1247:10:33", "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, "nodeType": "BinaryOperation", "operator": "==", "rightExpression": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "id": 8018, "name": "_admin", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8126, "src": "1261:6:33", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_address_$", "typeString": "function () view returns (address)" } }, "id": 8019, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1261:8:33", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "1247:22:33", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": { "id": 8026, "nodeType": "Block", "src": "1293:26:33", "statements": [ { "expression": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "id": 8023, "name": "_fallback", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8251, "src": "1301:9:33", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$__$returns$__$", "typeString": "function ()" } }, "id": 8024, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1301:11:33", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 8025, "nodeType": "ExpressionStatement", "src": "1301:11:33" } ] }, "id": 8027, "nodeType": "IfStatement", "src": "1243:76:33", "trueBody": { "id": 8022, "nodeType": "Block", "src": "1271:16:33", "statements": [ { "id": 8021, "nodeType": "PlaceholderStatement", "src": "1279:1:33" } ] } } ] }, "documentation": "@dev Modifier to check whether the `msg.sender` is the admin.\nIf it is, it will run the function. Otherwise, it will delegate the call\nto the implementation.", "id": 8029, "name": "ifAdmin", "nodeType": "ModifierDefinition", "parameters": { "id": 8015, "nodeType": "ParameterList", "parameters": [], "src": "1234:2:33" }, "src": "1218:105:33", "visibility": "internal" }, { "body": { "id": 8039, "nodeType": "Block", "src": "1436:26:33", "statements": [ { "expression": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "id": 8036, "name": "_admin", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8126, "src": "1449:6:33", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_address_$", "typeString": "function () view returns (address)" } }, "id": 8037, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1449:8:33", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "functionReturnParameters": 8035, "id": 8038, "nodeType": "Return", "src": "1442:15:33" } ] }, "documentation": "@return The address of the proxy admin.", "id": 8040, "implemented": true, "kind": "function", "modifiers": [ { "arguments": null, "id": 8032, "modifierName": { "argumentTypes": null, "id": 8031, "name": "ifAdmin", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8029, "src": "1410:7:33", "typeDescriptions": { "typeIdentifier": "t_modifier$__$", "typeString": "modifier ()" } }, "nodeType": "ModifierInvocation", "src": "1410:7:33" } ], "name": "admin", "nodeType": "FunctionDefinition", "parameters": { "id": 8030, "nodeType": "ParameterList", "parameters": [], "src": "1398:2:33" }, "returnParameters": { "id": 8035, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 8034, "name": "", "nodeType": "VariableDeclaration", "scope": 8040, "src": "1427:7:33", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 8033, "name": "address", "nodeType": "ElementaryTypeName", "src": "1427:7:33", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "1426:9:33" }, "scope": 8156, "src": "1384:78:33", "stateMutability": "nonpayable", "superFunction": null, "visibility": "external" }, { "body": { "id": 8050, "nodeType": "Block", "src": "1587:35:33", "statements": [ { "expression": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "id": 8047, "name": "_implementation", "nodeType": "Identifier", "overloadedDeclarations": [ 8180 ], "referencedDeclaration": 8180, "src": "1600:15:33", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_address_$", "typeString": "function () view returns (address)" } }, "id": 8048, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1600:17:33", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "functionReturnParameters": 8046, "id": 8049, "nodeType": "Return", "src": "1593:24:33" } ] }, "documentation": "@return The address of the implementation.", "id": 8051, "implemented": true, "kind": "function", "modifiers": [ { "arguments": null, "id": 8043, "modifierName": { "argumentTypes": null, "id": 8042, "name": "ifAdmin", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8029, "src": "1561:7:33", "typeDescriptions": { "typeIdentifier": "t_modifier$__$", "typeString": "modifier ()" } }, "nodeType": "ModifierInvocation", "src": "1561:7:33" } ], "name": "implementation", "nodeType": "FunctionDefinition", "parameters": { "id": 8041, "nodeType": "ParameterList", "parameters": [], "src": "1549:2:33" }, "returnParameters": { "id": 8046, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 8045, "name": "", "nodeType": "VariableDeclaration", "scope": 8051, "src": "1578:7:33", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 8044, "name": "address", "nodeType": "ElementaryTypeName", "src": "1578:7:33", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "1577:9:33" }, "scope": 8156, "src": "1526:96:33", "stateMutability": "nonpayable", "superFunction": null, "visibility": "external" }, { "body": { "id": 8077, "nodeType": "Block", "src": "1854:168:33", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 8063, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 8059, "name": "newAdmin", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8053, "src": "1868:8:33", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "BinaryOperation", "operator": "!=", "rightExpression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "hexValue": "30", "id": 8061, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "1888:1:33", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" } ], "id": 8060, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "1880:7:33", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": "address" }, "id": 8062, "isConstant": false, "isLValue": false, "isPure": true, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1880:10:33", "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, "src": "1868:22:33", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "argumentTypes": null, "hexValue": "43616e6e6f74206368616e6765207468652061646d696e206f6620612070726f787920746f20746865207a65726f2061646472657373", "id": 8064, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "1892:56:33", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_stringliteral_37112268ceb11e15373f32f9374a1f3287d0a3e6e5a9a435ac06367e6cd0cf00", "typeString": "literal_string \"Cannot change the admin of a proxy to the zero address\"" }, "value": "Cannot change the admin of a proxy to the zero address" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_37112268ceb11e15373f32f9374a1f3287d0a3e6e5a9a435ac06367e6cd0cf00", "typeString": "literal_string \"Cannot change the admin of a proxy to the zero address\"" } ], "id": 8058, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ 8537, 8538 ], "referencedDeclaration": 8538, "src": "1860:7:33", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 8065, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1860:89:33", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 8066, "nodeType": "ExpressionStatement", "src": "1860:89:33" }, { "eventCall": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "id": 8068, "name": "_admin", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8126, "src": "1973:6:33", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_address_$", "typeString": "function () view returns (address)" } }, "id": 8069, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1973:8:33", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 8070, "name": "newAdmin", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8053, "src": "1983:8:33", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 8067, "name": "AdminChanged", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8011, "src": "1960:12:33", "typeDescriptions": { "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$returns$__$", "typeString": "function (address,address)" } }, "id": 8071, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1960:32:33", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 8072, "nodeType": "EmitStatement", "src": "1955:37:33" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 8074, "name": "newAdmin", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8053, "src": "2008:8:33", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 8073, "name": "_setAdmin", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8137, "src": "1998:9:33", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$returns$__$", "typeString": "function (address)" } }, "id": 8075, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1998:19:33", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 8076, "nodeType": "ExpressionStatement", "src": "1998:19:33" } ] }, "documentation": "@dev Changes the admin of the proxy.\nOnly the current admin can call this function.\n@param newAdmin Address to transfer proxy administration to.", "id": 8078, "implemented": true, "kind": "function", "modifiers": [ { "arguments": null, "id": 8056, "modifierName": { "argumentTypes": null, "id": 8055, "name": "ifAdmin", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8029, "src": "1846:7:33", "typeDescriptions": { "typeIdentifier": "t_modifier$__$", "typeString": "modifier ()" } }, "nodeType": "ModifierInvocation", "src": "1846:7:33" } ], "name": "changeAdmin", "nodeType": "FunctionDefinition", "parameters": { "id": 8054, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 8053, "name": "newAdmin", "nodeType": "VariableDeclaration", "scope": 8078, "src": "1819:16:33", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 8052, "name": "address", "nodeType": "ElementaryTypeName", "src": "1819:7:33", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "1818:18:33" }, "returnParameters": { "id": 8057, "nodeType": "ParameterList", "parameters": [], "src": "1854:0:33" }, "scope": 8156, "src": "1798:224:33", "stateMutability": "nonpayable", "superFunction": null, "visibility": "external" }, { "body": { "id": 8089, "nodeType": "Block", "src": "2269:40:33", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 8086, "name": "newImplementation", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8080, "src": "2286:17:33", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 8085, "name": "_upgradeTo", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8194, "src": "2275:10:33", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$returns$__$", "typeString": "function (address)" } }, "id": 8087, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2275:29:33", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 8088, "nodeType": "ExpressionStatement", "src": "2275:29:33" } ] }, "documentation": "@dev Upgrade the backing implementation of the proxy.\nOnly the admin can call this function.\n@param newImplementation Address of the new implementation.", "id": 8090, "implemented": true, "kind": "function", "modifiers": [ { "arguments": null, "id": 8083, "modifierName": { "argumentTypes": null, "id": 8082, "name": "ifAdmin", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8029, "src": "2261:7:33", "typeDescriptions": { "typeIdentifier": "t_modifier$__$", "typeString": "modifier ()" } }, "nodeType": "ModifierInvocation", "src": "2261:7:33" } ], "name": "upgradeTo", "nodeType": "FunctionDefinition", "parameters": { "id": 8081, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 8080, "name": "newImplementation", "nodeType": "VariableDeclaration", "scope": 8090, "src": "2225:25:33", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 8079, "name": "address", "nodeType": "ElementaryTypeName", "src": "2225:7:33", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "2224:27:33" }, "returnParameters": { "id": 8084, "nodeType": "ParameterList", "parameters": [], "src": "2269:0:33" }, "scope": 8156, "src": "2206:103:33", "stateMutability": "nonpayable", "superFunction": null, "visibility": "external" }, { "body": { "id": 8114, "nodeType": "Block", "src": "2925:122:33", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 8100, "name": "newImplementation", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8092, "src": "2942:17:33", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 8099, "name": "_upgradeTo", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8194, "src": "2931:10:33", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$_t_address_$returns$__$", "typeString": "function (address)" } }, "id": 8101, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2931:29:33", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 8102, "nodeType": "ExpressionStatement", "src": "2931:29:33" }, { "assignments": [ 8104, null ], "declarations": [ { "constant": false, "id": 8104, "name": "success", "nodeType": "VariableDeclaration", "scope": 8114, "src": "2967:12:33", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 8103, "name": "bool", "nodeType": "ElementaryTypeName", "src": "2967:4:33", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "value": null, "visibility": "internal" }, null ], "id": 8109, "initialValue": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 8107, "name": "data", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8094, "src": "3015:4:33", "typeDescriptions": { "typeIdentifier": "t_bytes_calldata_ptr", "typeString": "bytes calldata" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes_calldata_ptr", "typeString": "bytes calldata" } ], "expression": { "argumentTypes": null, "id": 8105, "name": "newImplementation", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8092, "src": "2984:17:33", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "id": 8106, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "delegatecall", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "2984:30:33", "typeDescriptions": { "typeIdentifier": "t_function_baredelegatecall_nonpayable$_t_bytes_memory_ptr_$returns$_t_bool_$_t_bytes_memory_ptr_$", "typeString": "function (bytes memory) returns (bool,bytes memory)" } }, "id": 8108, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2984:36:33", "typeDescriptions": { "typeIdentifier": "t_tuple$_t_bool_$_t_bytes_memory_ptr_$", "typeString": "tuple(bool,bytes memory)" } }, "nodeType": "VariableDeclarationStatement", "src": "2966:54:33" }, { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 8111, "name": "success", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8104, "src": "3034:7:33", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" } ], "id": 8110, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ 8537, 8538 ], "referencedDeclaration": 8537, "src": "3026:7:33", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$returns$__$", "typeString": "function (bool) pure" } }, "id": 8112, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3026:16:33", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 8113, "nodeType": "ExpressionStatement", "src": "3026:16:33" } ] }, "documentation": "@dev Upgrade the backing implementation of the proxy and call a function\non the new implementation.\nThis is useful to initialize the proxied contract.\n@param newImplementation Address of the new implementation.\n@param data Data to send as msg.data in the low level call.\nIt should include the signature and the parameters of the function to be called, as described in\nhttps://solidity.readthedocs.io/en/v0.4.24/abi-spec.html#function-selector-and-argument-encoding.", "id": 8115, "implemented": true, "kind": "function", "modifiers": [ { "arguments": null, "id": 8097, "modifierName": { "argumentTypes": null, "id": 8096, "name": "ifAdmin", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8029, "src": "2917:7:33", "typeDescriptions": { "typeIdentifier": "t_modifier$__$", "typeString": "modifier ()" } }, "nodeType": "ModifierInvocation", "src": "2917:7:33" } ], "name": "upgradeToAndCall", "nodeType": "FunctionDefinition", "parameters": { "id": 8095, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 8092, "name": "newImplementation", "nodeType": "VariableDeclaration", "scope": 8115, "src": "2852:25:33", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 8091, "name": "address", "nodeType": "ElementaryTypeName", "src": "2852:7:33", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 8094, "name": "data", "nodeType": "VariableDeclaration", "scope": 8115, "src": "2879:19:33", "stateVariable": false, "storageLocation": "calldata", "typeDescriptions": { "typeIdentifier": "t_bytes_calldata_ptr", "typeString": "bytes" }, "typeName": { "id": 8093, "name": "bytes", "nodeType": "ElementaryTypeName", "src": "2879:5:33", "typeDescriptions": { "typeIdentifier": "t_bytes_storage_ptr", "typeString": "bytes" } }, "value": null, "visibility": "internal" } ], "src": "2851:48:33" }, "returnParameters": { "id": 8098, "nodeType": "ParameterList", "parameters": [], "src": "2925:0:33" }, "scope": 8156, "src": "2826:221:33", "stateMutability": "payable", "superFunction": null, "visibility": "external" }, { "body": { "id": 8125, "nodeType": "Block", "src": "3146:82:33", "statements": [ { "assignments": [ 8121 ], "declarations": [ { "constant": false, "id": 8121, "name": "slot", "nodeType": "VariableDeclaration", "scope": 8125, "src": "3152:12:33", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 8120, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "3152:7:33", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "value": null, "visibility": "internal" } ], "id": 8123, "initialValue": { "argumentTypes": null, "id": 8122, "name": "ADMIN_SLOT", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8014, "src": "3167:10:33", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "nodeType": "VariableDeclarationStatement", "src": "3152:25:33" }, { "externalReferences": [ { "adm": { "declaration": 8118, "isOffset": false, "isSlot": false, "src": "3200:3:33", "valueSize": 1 } }, { "slot": { "declaration": 8121, "isOffset": false, "isSlot": false, "src": "3213:4:33", "valueSize": 1 } } ], "id": 8124, "nodeType": "InlineAssembly", "operations": "{ adm := sload(slot) }", "src": "3183:41:33" } ] }, "documentation": "@return The admin slot.", "id": 8126, "implemented": true, "kind": "function", "modifiers": [], "name": "_admin", "nodeType": "FunctionDefinition", "parameters": { "id": 8116, "nodeType": "ParameterList", "parameters": [], "src": "3107:2:33" }, "returnParameters": { "id": 8119, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 8118, "name": "adm", "nodeType": "VariableDeclaration", "scope": 8126, "src": "3133:11:33", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 8117, "name": "address", "nodeType": "ElementaryTypeName", "src": "3133:7:33", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "3132:13:33" }, "scope": 8156, "src": "3092:136:33", "stateMutability": "view", "superFunction": null, "visibility": "internal" }, { "body": { "id": 8136, "nodeType": "Block", "src": "3390:87:33", "statements": [ { "assignments": [ 8132 ], "declarations": [ { "constant": false, "id": 8132, "name": "slot", "nodeType": "VariableDeclaration", "scope": 8136, "src": "3396:12:33", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 8131, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "3396:7:33", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "value": null, "visibility": "internal" } ], "id": 8134, "initialValue": { "argumentTypes": null, "id": 8133, "name": "ADMIN_SLOT", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8014, "src": "3411:10:33", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "nodeType": "VariableDeclarationStatement", "src": "3396:25:33" }, { "externalReferences": [ { "slot": { "declaration": 8132, "isOffset": false, "isSlot": false, "src": "3452:4:33", "valueSize": 1 } }, { "newAdmin": { "declaration": 8128, "isOffset": false, "isSlot": false, "src": "3458:8:33", "valueSize": 1 } } ], "id": 8135, "nodeType": "InlineAssembly", "operations": "{ sstore(slot, newAdmin) }", "src": "3428:45:33" } ] }, "documentation": "@dev Sets the address of the proxy admin.\n@param newAdmin Address of the new proxy admin.", "id": 8137, "implemented": true, "kind": "function", "modifiers": [], "name": "_setAdmin", "nodeType": "FunctionDefinition", "parameters": { "id": 8129, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 8128, "name": "newAdmin", "nodeType": "VariableDeclaration", "scope": 8137, "src": "3363:16:33", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 8127, "name": "address", "nodeType": "ElementaryTypeName", "src": "3363:7:33", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "3362:18:33" }, "returnParameters": { "id": 8130, "nodeType": "ParameterList", "parameters": [], "src": "3390:0:33" }, "scope": 8156, "src": "3344:133:33", "stateMutability": "nonpayable", "superFunction": null, "visibility": "internal" }, { "body": { "id": 8154, "nodeType": "Block", "src": "3586:123:33", "statements": [ { "expression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 8145, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "expression": { "argumentTypes": null, "id": 8141, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8534, "src": "3600:3:33", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 8142, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sender", "nodeType": "MemberAccess", "referencedDeclaration": null, "src": "3600:10:33", "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, "nodeType": "BinaryOperation", "operator": "!=", "rightExpression": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "id": 8143, "name": "_admin", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8126, "src": "3614:6:33", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_address_$", "typeString": "function () view returns (address)" } }, "id": 8144, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3614:8:33", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "3600:22:33", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "argumentTypes": null, "hexValue": "43616e6e6f742063616c6c2066616c6c6261636b2066756e6374696f6e2066726f6d207468652070726f78792061646d696e", "id": 8146, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "3624:52:33", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_stringliteral_08b466bde770d6d309a22d90ec051a62ad397be6218a53e741989877ec297fc9", "typeString": "literal_string \"Cannot call fallback function from the proxy admin\"" }, "value": "Cannot call fallback function from the proxy admin" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_08b466bde770d6d309a22d90ec051a62ad397be6218a53e741989877ec297fc9", "typeString": "literal_string \"Cannot call fallback function from the proxy admin\"" } ], "id": 8140, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ 8537, 8538 ], "referencedDeclaration": 8538, "src": "3592:7:33", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 8147, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3592:85:33", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 8148, "nodeType": "ExpressionStatement", "src": "3592:85:33" }, { "expression": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "expression": { "argumentTypes": null, "id": 8149, "name": "super", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 8589, "src": "3683:5:33", "typeDescriptions": { "typeIdentifier": "t_super$_BaseAdminUpgradeabilityProxy_$8156", "typeString": "contract super BaseAdminUpgradeabilityProxy" } }, "id": 8151, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "_willFallback", "nodeType": "MemberAccess", "referencedDeclaration": 8239, "src": "3683:19:33", "typeDescriptions": { "typeIdentifier": "t_function_internal_nonpayable$__$returns$__$", "typeString": "function ()" } }, "id": 8152, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3683:21:33", "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 8153, "nodeType": "ExpressionStatement", "src": "3683:21:33" } ] }, "documentation": "@dev Only fall back when the sender is not the admin.", "id": 8155, "implemented": true, "kind": "function", "modifiers": [], "name": "_willFallback", "nodeType": "FunctionDefinition", "parameters": { "id": 8138, "nodeType": "ParameterList", "parameters": [], "src": "3574:2:33" }, "returnParameters": { "id": 8139, "nodeType": "ParameterList", "parameters": [], "src": "3586:0:33" }, "scope": 8156, "src": "3552:157:33", "stateMutability": "nonpayable", "superFunction": 8239, "visibility": "internal" } ], "scope": 8157, "src": "425:3286:33" } ], "src": "0:3712:33" }, "compiler": { "name": "solc", "version": "0.5.17+commit.d19bba13.Emscripten.clang" }, "networks": {}, "schemaVersion": "3.3.0", "updatedAt": "2020-12-11T05:03:09.369Z", "devdoc": { "details": "This contract combines an upgradeability proxy with an authorization mechanism for administrative tasks. All external functions in this contract must be guarded by the `ifAdmin` modifier. See ethereum/solidity#3864 for a Solidity feature proposal that would enable this to be done automatically.", "methods": { "admin()": { "return": "The address of the proxy admin." }, "changeAdmin(address)": { "details": "Changes the admin of the proxy. Only the current admin can call this function.", "params": { "newAdmin": "Address to transfer proxy administration to." } }, "implementation()": { "return": "The address of the implementation." }, "upgradeTo(address)": { "details": "Upgrade the backing implementation of the proxy. Only the admin can call this function.", "params": { "newImplementation": "Address of the new implementation." } }, "upgradeToAndCall(address,bytes)": { "details": "Upgrade the backing implementation of the proxy and call a function on the new implementation. This is useful to initialize the proxied contract.", "params": { "data": "Data to send as msg.data in the low level call. It should include the signature and the parameters of the function to be called, as described in https://solidity.readthedocs.io/en/v0.4.24/abi-spec.html#function-selector-and-argument-encoding.", "newImplementation": "Address of the new implementation." } } }, "title": "BaseAdminUpgradeabilityProxy" }, "userdoc": { "methods": {} } }