{ "schemaVersion": "2.0.0", "contractName": "MultiAssetProxy", "compilerOutput": { "abi": [ { "anonymous": false, "inputs": [ { "indexed": false, "internalType": "bytes4", "name": "id", "type": "bytes4" }, { "indexed": false, "internalType": "address", "name": "assetProxy", "type": "address" } ], "name": "AssetProxyRegistered", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "target", "type": "address" }, { "indexed": true, "internalType": "address", "name": "caller", "type": "address" } ], "name": "AuthorizedAddressAdded", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "target", "type": "address" }, { "indexed": true, "internalType": "address", "name": "caller", "type": "address" } ], "name": "AuthorizedAddressRemoved", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "previousOwner", "type": "address" }, { "indexed": true, "internalType": "address", "name": "newOwner", "type": "address" } ], "name": "OwnershipTransferred", "type": "event" }, { "payable": false, "stateMutability": "nonpayable", "type": "fallback" }, { "constant": false, "inputs": [ { "internalType": "address", "name": "target", "type": "address" } ], "name": "addAuthorizedAddress", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": true, "inputs": [ { "internalType": "bytes4", "name": "", "type": "bytes4" } ], "name": "assetProxies", "outputs": [ { "internalType": "address", "name": "", "type": "address" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "name": "authorities", "outputs": [ { "internalType": "address", "name": "", "type": "address" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "internalType": "address", "name": "", "type": "address" } ], "name": "authorized", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "internalType": "bytes4", "name": "assetProxyId", "type": "bytes4" } ], "name": "getAssetProxy", "outputs": [ { "internalType": "address", "name": "", "type": "address" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "getAuthorizedAddresses", "outputs": [ { "internalType": "address[]", "name": "", "type": "address[]" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "getProxyId", "outputs": [ { "internalType": "bytes4", "name": "", "type": "bytes4" } ], "payable": false, "stateMutability": "pure", "type": "function" }, { "constant": true, "inputs": [], "name": "owner", "outputs": [ { "internalType": "address", "name": "", "type": "address" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "address", "name": "assetProxy", "type": "address" } ], "name": "registerAssetProxy", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "address", "name": "target", "type": "address" } ], "name": "removeAuthorizedAddress", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "address", "name": "target", "type": "address" }, { "internalType": "uint256", "name": "index", "type": "uint256" } ], "name": "removeAuthorizedAddressAtIndex", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "address", "name": "newOwner", "type": "address" } ], "name": "transferOwnership", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" } ], "devdoc": { "methods": { "addAuthorizedAddress(address)": { "details": "Authorizes an address.", "params": { "target": "Address to authorize." } }, "getAssetProxy(bytes4)": { "details": "Gets an asset proxy.", "params": { "assetProxyId": "Id of the asset proxy." }, "return": "The asset proxy registered to assetProxyId. Returns 0x0 if no proxy is registered." }, "getAuthorizedAddresses()": { "details": "Gets all authorized addresses.", "return": "Array of authorized addresses." }, "getProxyId()": { "details": "Gets the proxy id associated with the proxy address.", "return": "Proxy id." }, "registerAssetProxy(address)": { "details": "Registers an asset proxy to its asset proxy id. Once an asset proxy is registered, it cannot be unregistered.", "params": { "assetProxy": "Address of new asset proxy to register." } }, "removeAuthorizedAddress(address)": { "details": "Removes authorizion of an address.", "params": { "target": "Address to remove authorization from." } }, "removeAuthorizedAddressAtIndex(address,uint256)": { "details": "Removes authorizion of an address.", "params": { "index": "Index of target in authorities array.", "target": "Address to remove authorization from." } } } }, "evm": { "bytecode": { "linkReferences": {}, "object": 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PUSH32 0xFFFFFFFF00000000000000000000000000000000000000000000000000000000 SWAP1 SWAP3 AND DUP3 MSTORE MLOAD SWAP1 DUP2 SWAP1 SUB PUSH1 0x20 ADD SWAP1 RETURN JUMPDEST PUSH2 0x775 PUSH1 0x4 DUP1 CALLDATASIZE SUB PUSH1 0x20 DUP2 LT ISZERO PUSH2 0x758 JUMPI PUSH1 0x0 DUP1 REVERT JUMPDEST POP CALLDATALOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND PUSH2 0x11CF JUMP JUMPDEST PUSH1 0x40 DUP1 MLOAD SWAP2 ISZERO ISZERO DUP3 MSTORE MLOAD SWAP1 DUP2 SWAP1 SUB PUSH1 0x20 ADD SWAP1 RETURN JUMPDEST PUSH2 0x633 PUSH1 0x4 DUP1 CALLDATASIZE SUB PUSH1 0x20 DUP2 LT ISZERO PUSH2 0x79F JUMPI PUSH1 0x0 DUP1 REVERT JUMPDEST POP CALLDATALOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND PUSH2 0x11E4 JUMP JUMPDEST PUSH2 0x7C4 PUSH2 0x1446 JUMP JUMPDEST PUSH1 0x40 DUP1 MLOAD PUSH1 0x20 DUP1 DUP3 MSTORE DUP4 MLOAD DUP2 DUP4 ADD MSTORE DUP4 MLOAD SWAP2 SWAP3 DUP4 SWAP3 SWAP1 DUP4 ADD SWAP2 DUP6 DUP2 ADD SWAP2 MUL DUP1 DUP4 DUP4 PUSH1 0x0 JUMPDEST DUP4 DUP2 LT ISZERO PUSH2 0x800 JUMPI DUP2 DUP2 ADD MLOAD DUP4 DUP3 ADD MSTORE PUSH1 0x20 ADD PUSH2 0x7E8 JUMP JUMPDEST POP POP POP POP SWAP1 POP ADD SWAP3 POP POP POP PUSH1 0x40 MLOAD DUP1 SWAP2 SUB SWAP1 RETURN JUMPDEST PUSH2 0x633 PUSH1 0x4 DUP1 CALLDATASIZE SUB PUSH1 0x20 DUP2 LT ISZERO PUSH2 0x82A JUMPI PUSH1 0x0 DUP1 REVERT JUMPDEST POP CALLDATALOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND PUSH2 0x14B5 JUMP JUMPDEST PUSH1 0x1 PUSH1 0x20 MSTORE PUSH1 0x0 SWAP1 DUP2 MSTORE PUSH1 0x40 SWAP1 KECCAK256 SLOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND DUP2 JUMP JUMPDEST PUSH1 0x0 SLOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND CALLER EQ PUSH2 0x8F5 JUMPI PUSH1 0x40 DUP1 MLOAD PUSH32 0x8C379A000000000000000000000000000000000000000000000000000000000 DUP2 MSTORE PUSH1 0x20 PUSH1 0x4 DUP3 ADD MSTORE PUSH1 0x13 PUSH1 0x24 DUP3 ADD MSTORE PUSH32 0x4F4E4C595F434F4E54524143545F4F574E455200000000000000000000000000 PUSH1 0x44 DUP3 ADD MSTORE SWAP1 MLOAD SWAP1 DUP2 SWAP1 SUB PUSH1 0x64 ADD SWAP1 REVERT JUMPDEST PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF DUP2 AND PUSH1 0x0 SWAP1 DUP2 MSTORE PUSH1 0x2 PUSH1 0x20 MSTORE PUSH1 0x40 SWAP1 KECCAK256 SLOAD PUSH1 0xFF AND ISZERO PUSH2 0x98A JUMPI PUSH1 0x40 DUP1 MLOAD PUSH32 0x8C379A000000000000000000000000000000000000000000000000000000000 DUP2 MSTORE PUSH1 0x20 PUSH1 0x4 DUP3 ADD MSTORE PUSH1 0x19 PUSH1 0x24 DUP3 ADD MSTORE PUSH32 0x5441524745545F414C52454144595F415554484F52495A454400000000000000 PUSH1 0x44 DUP3 ADD MSTORE SWAP1 MLOAD SWAP1 DUP2 SWAP1 SUB PUSH1 0x64 ADD SWAP1 REVERT JUMPDEST PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF DUP2 AND PUSH1 0x0 DUP2 DUP2 MSTORE PUSH1 0x2 PUSH1 0x20 MSTORE PUSH1 0x40 DUP1 DUP3 KECCAK256 DUP1 SLOAD PUSH32 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF00 AND PUSH1 0x1 SWAP1 DUP2 OR SWAP1 SWAP2 SSTORE PUSH1 0x3 DUP1 SLOAD SWAP2 DUP3 ADD DUP2 SSTORE DUP4 MSTORE PUSH32 0xC2575A0E9E593C00F959F8C92F12DB2869C3395A3B0502D05E2516446F71F85B ADD DUP1 SLOAD PUSH32 0xFFFFFFFFFFFFFFFFFFFFFFFF0000000000000000000000000000000000000000 AND DUP5 OR SWAP1 SSTORE MLOAD CALLER SWAP3 SWAP2 PUSH32 0x3147867C59D17E8FA9D522465651D44AAE0A9E38F902F3475B97E58072F0ED4C SWAP2 LOG3 POP JUMP JUMPDEST PUSH1 0x3 DUP2 DUP2 SLOAD DUP2 LT PUSH2 0xA68 JUMPI INVALID JUMPDEST PUSH1 0x0 SWAP2 DUP3 MSTORE PUSH1 0x20 SWAP1 SWAP2 KECCAK256 ADD SLOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND SWAP1 POP DUP2 JUMP JUMPDEST PUSH32 0xFFFFFFFF00000000000000000000000000000000000000000000000000000000 AND PUSH1 0x0 SWAP1 DUP2 MSTORE PUSH1 0x1 PUSH1 0x20 MSTORE PUSH1 0x40 SWAP1 KECCAK256 SLOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND SWAP1 JUMP JUMPDEST PUSH1 0x0 SLOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND CALLER EQ PUSH2 0xB5F JUMPI PUSH1 0x40 DUP1 MLOAD PUSH32 0x8C379A000000000000000000000000000000000000000000000000000000000 DUP2 MSTORE PUSH1 0x20 PUSH1 0x4 DUP3 ADD MSTORE PUSH1 0x13 PUSH1 0x24 DUP3 ADD MSTORE PUSH32 0x4F4E4C595F434F4E54524143545F4F574E455200000000000000000000000000 PUSH1 0x44 DUP3 ADD MSTORE SWAP1 MLOAD SWAP1 DUP2 SWAP1 SUB PUSH1 0x64 ADD SWAP1 REVERT JUMPDEST PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF DUP2 AND PUSH1 0x0 SWAP1 DUP2 MSTORE PUSH1 0x2 PUSH1 0x20 MSTORE PUSH1 0x40 SWAP1 KECCAK256 SLOAD PUSH1 0xFF AND PUSH2 0xBF3 JUMPI PUSH1 0x40 DUP1 MLOAD PUSH32 0x8C379A000000000000000000000000000000000000000000000000000000000 DUP2 MSTORE PUSH1 0x20 PUSH1 0x4 DUP3 ADD MSTORE PUSH1 0x15 PUSH1 0x24 DUP3 ADD MSTORE PUSH32 0x5441524745545F4E4F545F415554484F52495A45440000000000000000000000 PUSH1 0x44 DUP3 ADD MSTORE SWAP1 MLOAD SWAP1 DUP2 SWAP1 SUB PUSH1 0x64 ADD SWAP1 REVERT JUMPDEST PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF DUP2 AND PUSH1 0x0 SWAP1 DUP2 MSTORE PUSH1 0x2 PUSH1 0x20 MSTORE PUSH1 0x40 DUP2 KECCAK256 DUP1 SLOAD PUSH32 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF00 AND SWAP1 SSTORE JUMPDEST PUSH1 0x3 SLOAD DUP2 LT ISZERO PUSH2 0xD85 JUMPI DUP2 PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND PUSH1 0x3 DUP3 DUP2 SLOAD DUP2 LT PUSH2 0xC6D JUMPI INVALID JUMPDEST PUSH1 0x0 SWAP2 DUP3 MSTORE PUSH1 0x20 SWAP1 SWAP2 KECCAK256 ADD SLOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND EQ ISZERO PUSH2 0xD7D JUMPI PUSH1 0x3 DUP1 SLOAD PUSH32 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF DUP2 ADD SWAP1 DUP2 LT PUSH2 0xCC5 JUMPI INVALID JUMPDEST PUSH1 0x0 SWAP2 DUP3 MSTORE PUSH1 0x20 SWAP1 SWAP2 KECCAK256 ADD SLOAD PUSH1 0x3 DUP1 SLOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF SWAP1 SWAP3 AND SWAP2 DUP4 SWAP1 DUP2 LT PUSH2 0xCF8 JUMPI INVALID JUMPDEST PUSH1 0x0 SWAP2 DUP3 MSTORE PUSH1 0x20 SWAP1 SWAP2 KECCAK256 ADD DUP1 SLOAD PUSH32 0xFFFFFFFFFFFFFFFFFFFFFFFF0000000000000000000000000000000000000000 AND PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF SWAP3 SWAP1 SWAP3 AND SWAP2 SWAP1 SWAP2 OR SWAP1 SSTORE PUSH1 0x3 DUP1 SLOAD PUSH32 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF ADD SWAP1 PUSH2 0xD77 SWAP1 DUP3 PUSH2 0x159B JUMP JUMPDEST POP PUSH2 0xD85 JUMP JUMPDEST PUSH1 0x1 ADD PUSH2 0xC3F JUMP JUMPDEST POP PUSH1 0x40 MLOAD CALLER SWAP1 PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF DUP4 AND SWAP1 PUSH32 0x1F32C1B084E2DE0713B8FB16BD46BB9DF710A3DBEAE2F3CA93AF46E016DCC6B0 SWAP1 PUSH1 0x0 SWAP1 LOG3 POP JUMP JUMPDEST PUSH1 0x0 SLOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND DUP2 JUMP JUMPDEST PUSH1 0x0 SLOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND CALLER EQ PUSH2 0xE6E JUMPI PUSH1 0x40 DUP1 MLOAD PUSH32 0x8C379A000000000000000000000000000000000000000000000000000000000 DUP2 MSTORE PUSH1 0x20 PUSH1 0x4 DUP3 ADD MSTORE PUSH1 0x13 PUSH1 0x24 DUP3 ADD MSTORE PUSH32 0x4F4E4C595F434F4E54524143545F4F574E455200000000000000000000000000 PUSH1 0x44 DUP3 ADD MSTORE SWAP1 MLOAD SWAP1 DUP2 SWAP1 SUB PUSH1 0x64 ADD SWAP1 REVERT JUMPDEST PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF DUP3 AND PUSH1 0x0 SWAP1 DUP2 MSTORE PUSH1 0x2 PUSH1 0x20 MSTORE PUSH1 0x40 SWAP1 KECCAK256 SLOAD PUSH1 0xFF AND PUSH2 0xF02 JUMPI PUSH1 0x40 DUP1 MLOAD PUSH32 0x8C379A000000000000000000000000000000000000000000000000000000000 DUP2 MSTORE PUSH1 0x20 PUSH1 0x4 DUP3 ADD MSTORE PUSH1 0x15 PUSH1 0x24 DUP3 ADD MSTORE PUSH32 0x5441524745545F4E4F545F415554484F52495A45440000000000000000000000 PUSH1 0x44 DUP3 ADD MSTORE SWAP1 MLOAD SWAP1 DUP2 SWAP1 SUB PUSH1 0x64 ADD SWAP1 REVERT JUMPDEST PUSH1 0x3 SLOAD DUP2 LT PUSH2 0xF72 JUMPI PUSH1 0x40 DUP1 MLOAD PUSH32 0x8C379A000000000000000000000000000000000000000000000000000000000 DUP2 MSTORE PUSH1 0x20 PUSH1 0x4 DUP3 ADD MSTORE PUSH1 0x13 PUSH1 0x24 DUP3 ADD MSTORE PUSH32 0x494E4445585F4F55545F4F465F424F554E445300000000000000000000000000 PUSH1 0x44 DUP3 ADD MSTORE SWAP1 MLOAD SWAP1 DUP2 SWAP1 SUB PUSH1 0x64 ADD SWAP1 REVERT JUMPDEST DUP2 PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND PUSH1 0x3 DUP3 DUP2 SLOAD DUP2 LT PUSH2 0xF96 JUMPI INVALID JUMPDEST PUSH1 0x0 SWAP2 DUP3 MSTORE PUSH1 0x20 SWAP1 SWAP2 KECCAK256 ADD SLOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND EQ PUSH2 0x1024 JUMPI PUSH1 0x40 DUP1 MLOAD PUSH32 0x8C379A000000000000000000000000000000000000000000000000000000000 DUP2 MSTORE PUSH1 0x20 PUSH1 0x4 DUP3 ADD MSTORE PUSH1 0x1B PUSH1 0x24 DUP3 ADD MSTORE PUSH32 0x415554484F52495A45445F414444524553535F4D49534D415443480000000000 PUSH1 0x44 DUP3 ADD MSTORE SWAP1 MLOAD SWAP1 DUP2 SWAP1 SUB PUSH1 0x64 ADD SWAP1 REVERT JUMPDEST PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF DUP3 AND PUSH1 0x0 SWAP1 DUP2 MSTORE PUSH1 0x2 PUSH1 0x20 MSTORE PUSH1 0x40 SWAP1 KECCAK256 DUP1 SLOAD PUSH32 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF00 AND SWAP1 SSTORE PUSH1 0x3 DUP1 SLOAD PUSH32 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF DUP2 ADD SWAP1 DUP2 LT PUSH2 0x109F JUMPI INVALID JUMPDEST PUSH1 0x0 SWAP2 DUP3 MSTORE PUSH1 0x20 SWAP1 SWAP2 KECCAK256 ADD SLOAD PUSH1 0x3 DUP1 SLOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF SWAP1 SWAP3 AND SWAP2 DUP4 SWAP1 DUP2 LT PUSH2 0x10D2 JUMPI INVALID JUMPDEST PUSH1 0x0 SWAP2 DUP3 MSTORE PUSH1 0x20 SWAP1 SWAP2 KECCAK256 ADD DUP1 SLOAD PUSH32 0xFFFFFFFFFFFFFFFFFFFFFFFF0000000000000000000000000000000000000000 AND PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF SWAP3 SWAP1 SWAP3 AND SWAP2 SWAP1 SWAP2 OR SWAP1 SSTORE PUSH1 0x3 DUP1 SLOAD PUSH32 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF ADD SWAP1 PUSH2 0x1151 SWAP1 DUP3 PUSH2 0x159B JUMP JUMPDEST POP PUSH1 0x40 MLOAD CALLER SWAP1 PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF DUP5 AND SWAP1 PUSH32 0x1F32C1B084E2DE0713B8FB16BD46BB9DF710A3DBEAE2F3CA93AF46E016DCC6B0 SWAP1 PUSH1 0x0 SWAP1 LOG3 POP POP JUMP JUMPDEST PUSH1 0x40 DUP1 MLOAD PUSH32 0x4D756C746941737365742875696E743235365B5D2C62797465735B5D29000000 DUP2 MSTORE SWAP1 MLOAD SWAP1 DUP2 SWAP1 SUB PUSH1 0x1D ADD SWAP1 KECCAK256 JUMPDEST SWAP1 JUMP JUMPDEST PUSH1 0x2 PUSH1 0x20 MSTORE PUSH1 0x0 SWAP1 DUP2 MSTORE PUSH1 0x40 SWAP1 KECCAK256 SLOAD PUSH1 0xFF AND DUP2 JUMP JUMPDEST PUSH1 0x0 SLOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND CALLER EQ PUSH2 0x126A JUMPI PUSH1 0x40 DUP1 MLOAD PUSH32 0x8C379A000000000000000000000000000000000000000000000000000000000 DUP2 MSTORE PUSH1 0x20 PUSH1 0x4 DUP3 ADD MSTORE PUSH1 0x13 PUSH1 0x24 DUP3 ADD MSTORE PUSH32 0x4F4E4C595F434F4E54524143545F4F574E455200000000000000000000000000 PUSH1 0x44 DUP3 ADD MSTORE SWAP1 MLOAD SWAP1 DUP2 SWAP1 SUB PUSH1 0x64 ADD SWAP1 REVERT JUMPDEST PUSH1 0x0 DUP2 PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND PUSH4 0xAE25532E PUSH1 0x40 MLOAD DUP2 PUSH4 0xFFFFFFFF AND PUSH1 0xE0 SHL DUP2 MSTORE PUSH1 0x4 ADD PUSH1 0x20 PUSH1 0x40 MLOAD DUP1 DUP4 SUB DUP2 DUP7 DUP1 EXTCODESIZE ISZERO DUP1 ISZERO PUSH2 0x12B2 JUMPI PUSH1 0x0 DUP1 REVERT JUMPDEST POP GAS STATICCALL ISZERO DUP1 ISZERO PUSH2 0x12C6 JUMPI RETURNDATASIZE PUSH1 0x0 DUP1 RETURNDATACOPY RETURNDATASIZE PUSH1 0x0 REVERT JUMPDEST POP POP POP POP PUSH1 0x40 MLOAD RETURNDATASIZE PUSH1 0x20 DUP2 LT ISZERO PUSH2 0x12DC JUMPI PUSH1 0x0 DUP1 REVERT JUMPDEST POP MLOAD PUSH32 0xFFFFFFFF00000000000000000000000000000000000000000000000000000000 DUP2 AND PUSH1 0x0 SWAP1 DUP2 MSTORE PUSH1 0x1 PUSH1 0x20 MSTORE PUSH1 0x40 SWAP1 KECCAK256 SLOAD SWAP1 SWAP2 POP PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND DUP1 ISZERO PUSH2 0x1396 JUMPI PUSH1 0x40 DUP1 MLOAD PUSH32 0x8C379A000000000000000000000000000000000000000000000000000000000 DUP2 MSTORE PUSH1 0x20 PUSH1 0x4 DUP3 ADD MSTORE PUSH1 0x1A PUSH1 0x24 DUP3 ADD MSTORE PUSH32 0x41535345545F50524F58595F414C52454144595F455849535453000000000000 PUSH1 0x44 DUP3 ADD MSTORE SWAP1 MLOAD SWAP1 DUP2 SWAP1 SUB PUSH1 0x64 ADD SWAP1 REVERT JUMPDEST PUSH32 0xFFFFFFFF00000000000000000000000000000000000000000000000000000000 DUP3 AND PUSH1 0x0 DUP2 DUP2 MSTORE PUSH1 0x1 PUSH1 0x20 SWAP1 DUP2 MSTORE PUSH1 0x40 SWAP2 DUP3 SWAP1 KECCAK256 DUP1 SLOAD PUSH32 0xFFFFFFFFFFFFFFFFFFFFFFFF0000000000000000000000000000000000000000 AND PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF DUP9 AND SWAP1 DUP2 OR SWAP1 SWAP2 SSTORE DUP3 MLOAD SWAP4 DUP5 MSTORE SWAP1 DUP4 ADD MSTORE DUP1 MLOAD PUSH32 0xD2C6B762299C609BDB96520B58A49BFB80186934D4F71A86A367571A15C03194 SWAP3 DUP2 SWAP1 SUB SWAP1 SWAP2 ADD SWAP1 LOG1 POP POP POP JUMP JUMPDEST PUSH1 0x60 PUSH1 0x3 DUP1 SLOAD DUP1 PUSH1 0x20 MUL PUSH1 0x20 ADD PUSH1 0x40 MLOAD SWAP1 DUP2 ADD PUSH1 0x40 MSTORE DUP1 SWAP3 SWAP2 SWAP1 DUP2 DUP2 MSTORE PUSH1 0x20 ADD DUP3 DUP1 SLOAD DUP1 ISZERO PUSH2 0x14AB JUMPI PUSH1 0x20 MUL DUP3 ADD SWAP2 SWAP1 PUSH1 0x0 MSTORE PUSH1 0x20 PUSH1 0x0 KECCAK256 SWAP1 JUMPDEST DUP2 SLOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND DUP2 MSTORE PUSH1 0x1 SWAP1 SWAP2 ADD SWAP1 PUSH1 0x20 ADD DUP1 DUP4 GT PUSH2 0x1480 JUMPI JUMPDEST POP POP POP POP POP SWAP1 POP SWAP1 JUMP JUMPDEST PUSH1 0x0 SLOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND CALLER EQ PUSH2 0x153B JUMPI PUSH1 0x40 DUP1 MLOAD PUSH32 0x8C379A000000000000000000000000000000000000000000000000000000000 DUP2 MSTORE PUSH1 0x20 PUSH1 0x4 DUP3 ADD MSTORE PUSH1 0x13 PUSH1 0x24 DUP3 ADD MSTORE PUSH32 0x4F4E4C595F434F4E54524143545F4F574E455200000000000000000000000000 PUSH1 0x44 DUP3 ADD MSTORE SWAP1 MLOAD SWAP1 DUP2 SWAP1 SUB PUSH1 0x64 ADD SWAP1 REVERT JUMPDEST PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF DUP2 AND ISZERO PUSH2 0x1598 JUMPI PUSH1 0x0 DUP1 SLOAD PUSH32 0xFFFFFFFFFFFFFFFFFFFFFFFF0000000000000000000000000000000000000000 AND PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF DUP4 AND OR SWAP1 SSTORE JUMPDEST POP JUMP JUMPDEST DUP2 SLOAD DUP2 DUP4 SSTORE DUP2 DUP2 GT ISZERO PUSH2 0x15BF JUMPI PUSH1 0x0 DUP4 DUP2 MSTORE PUSH1 0x20 SWAP1 KECCAK256 PUSH2 0x15BF SWAP2 DUP2 ADD SWAP1 DUP4 ADD PUSH2 0x15C4 JUMP JUMPDEST POP POP POP JUMP JUMPDEST PUSH2 0x11CC SWAP2 SWAP1 JUMPDEST DUP1 DUP3 GT ISZERO PUSH2 0x15DE JUMPI PUSH1 0x0 DUP2 SSTORE PUSH1 0x1 ADD PUSH2 0x15CA JUMP JUMPDEST POP SWAP1 JUMP INVALID LOG2 PUSH6 0x627A7A723158 KECCAK256 PUSH32 0x503F8DCA5FF6A32CEF7487677B4D61C84BE5ADE4563729CB8AE3A9B448A53F64 PUSH20 0x6F6C634300051100320000000000000000000000 ", "sourceMap": "701:16914:7:-;;;205:5:2;:18;;-1:-1:-1;;;;;;205:18:2;213:10;205:18;;;701:16914:7;;;;;;" }, "deployedBytecode": { "linkReferences": {}, "object": 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0x4 DUP1 CALLDATASIZE SUB PUSH1 0x20 DUP2 LT ISZERO PUSH2 0x82A JUMPI PUSH1 0x0 DUP1 REVERT JUMPDEST POP CALLDATALOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND PUSH2 0x14B5 JUMP JUMPDEST PUSH1 0x1 PUSH1 0x20 MSTORE PUSH1 0x0 SWAP1 DUP2 MSTORE PUSH1 0x40 SWAP1 KECCAK256 SLOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND DUP2 JUMP JUMPDEST PUSH1 0x0 SLOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND CALLER EQ PUSH2 0x8F5 JUMPI PUSH1 0x40 DUP1 MLOAD PUSH32 0x8C379A000000000000000000000000000000000000000000000000000000000 DUP2 MSTORE PUSH1 0x20 PUSH1 0x4 DUP3 ADD MSTORE PUSH1 0x13 PUSH1 0x24 DUP3 ADD MSTORE PUSH32 0x4F4E4C595F434F4E54524143545F4F574E455200000000000000000000000000 PUSH1 0x44 DUP3 ADD MSTORE SWAP1 MLOAD SWAP1 DUP2 SWAP1 SUB PUSH1 0x64 ADD SWAP1 REVERT JUMPDEST PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF DUP2 AND PUSH1 0x0 SWAP1 DUP2 MSTORE PUSH1 0x2 PUSH1 0x20 MSTORE PUSH1 0x40 SWAP1 KECCAK256 SLOAD PUSH1 0xFF AND ISZERO PUSH2 0x98A JUMPI PUSH1 0x40 DUP1 MLOAD PUSH32 0x8C379A000000000000000000000000000000000000000000000000000000000 DUP2 MSTORE PUSH1 0x20 PUSH1 0x4 DUP3 ADD MSTORE PUSH1 0x19 PUSH1 0x24 DUP3 ADD MSTORE PUSH32 0x5441524745545F414C52454144595F415554484F52495A454400000000000000 PUSH1 0x44 DUP3 ADD MSTORE SWAP1 MLOAD SWAP1 DUP2 SWAP1 SUB PUSH1 0x64 ADD SWAP1 REVERT JUMPDEST PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF DUP2 AND PUSH1 0x0 DUP2 DUP2 MSTORE PUSH1 0x2 PUSH1 0x20 MSTORE PUSH1 0x40 DUP1 DUP3 KECCAK256 DUP1 SLOAD PUSH32 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF00 AND PUSH1 0x1 SWAP1 DUP2 OR SWAP1 SWAP2 SSTORE PUSH1 0x3 DUP1 SLOAD SWAP2 DUP3 ADD DUP2 SSTORE DUP4 MSTORE PUSH32 0xC2575A0E9E593C00F959F8C92F12DB2869C3395A3B0502D05E2516446F71F85B ADD DUP1 SLOAD PUSH32 0xFFFFFFFFFFFFFFFFFFFFFFFF0000000000000000000000000000000000000000 AND DUP5 OR SWAP1 SSTORE MLOAD CALLER SWAP3 SWAP2 PUSH32 0x3147867C59D17E8FA9D522465651D44AAE0A9E38F902F3475B97E58072F0ED4C SWAP2 LOG3 POP JUMP JUMPDEST PUSH1 0x3 DUP2 DUP2 SLOAD DUP2 LT PUSH2 0xA68 JUMPI INVALID JUMPDEST PUSH1 0x0 SWAP2 DUP3 MSTORE PUSH1 0x20 SWAP1 SWAP2 KECCAK256 ADD SLOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND SWAP1 POP DUP2 JUMP JUMPDEST PUSH32 0xFFFFFFFF00000000000000000000000000000000000000000000000000000000 AND PUSH1 0x0 SWAP1 DUP2 MSTORE PUSH1 0x1 PUSH1 0x20 MSTORE PUSH1 0x40 SWAP1 KECCAK256 SLOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND SWAP1 JUMP JUMPDEST PUSH1 0x0 SLOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND CALLER EQ PUSH2 0xB5F JUMPI PUSH1 0x40 DUP1 MLOAD PUSH32 0x8C379A000000000000000000000000000000000000000000000000000000000 DUP2 MSTORE PUSH1 0x20 PUSH1 0x4 DUP3 ADD MSTORE PUSH1 0x13 PUSH1 0x24 DUP3 ADD MSTORE PUSH32 0x4F4E4C595F434F4E54524143545F4F574E455200000000000000000000000000 PUSH1 0x44 DUP3 ADD MSTORE SWAP1 MLOAD SWAP1 DUP2 SWAP1 SUB PUSH1 0x64 ADD SWAP1 REVERT JUMPDEST PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF DUP2 AND PUSH1 0x0 SWAP1 DUP2 MSTORE PUSH1 0x2 PUSH1 0x20 MSTORE PUSH1 0x40 SWAP1 KECCAK256 SLOAD PUSH1 0xFF AND PUSH2 0xBF3 JUMPI PUSH1 0x40 DUP1 MLOAD PUSH32 0x8C379A000000000000000000000000000000000000000000000000000000000 DUP2 MSTORE PUSH1 0x20 PUSH1 0x4 DUP3 ADD MSTORE PUSH1 0x15 PUSH1 0x24 DUP3 ADD MSTORE PUSH32 0x5441524745545F4E4F545F415554484F52495A45440000000000000000000000 PUSH1 0x44 DUP3 ADD MSTORE SWAP1 MLOAD SWAP1 DUP2 SWAP1 SUB PUSH1 0x64 ADD SWAP1 REVERT JUMPDEST PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF DUP2 AND PUSH1 0x0 SWAP1 DUP2 MSTORE PUSH1 0x2 PUSH1 0x20 MSTORE PUSH1 0x40 DUP2 KECCAK256 DUP1 SLOAD PUSH32 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF00 AND SWAP1 SSTORE JUMPDEST PUSH1 0x3 SLOAD DUP2 LT ISZERO PUSH2 0xD85 JUMPI DUP2 PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND PUSH1 0x3 DUP3 DUP2 SLOAD DUP2 LT PUSH2 0xC6D JUMPI INVALID JUMPDEST PUSH1 0x0 SWAP2 DUP3 MSTORE PUSH1 0x20 SWAP1 SWAP2 KECCAK256 ADD SLOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND EQ ISZERO PUSH2 0xD7D JUMPI PUSH1 0x3 DUP1 SLOAD PUSH32 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF DUP2 ADD SWAP1 DUP2 LT PUSH2 0xCC5 JUMPI INVALID JUMPDEST PUSH1 0x0 SWAP2 DUP3 MSTORE PUSH1 0x20 SWAP1 SWAP2 KECCAK256 ADD SLOAD PUSH1 0x3 DUP1 SLOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF SWAP1 SWAP3 AND SWAP2 DUP4 SWAP1 DUP2 LT PUSH2 0xCF8 JUMPI INVALID JUMPDEST PUSH1 0x0 SWAP2 DUP3 MSTORE PUSH1 0x20 SWAP1 SWAP2 KECCAK256 ADD DUP1 SLOAD PUSH32 0xFFFFFFFFFFFFFFFFFFFFFFFF0000000000000000000000000000000000000000 AND PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF SWAP3 SWAP1 SWAP3 AND SWAP2 SWAP1 SWAP2 OR SWAP1 SSTORE PUSH1 0x3 DUP1 SLOAD PUSH32 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF ADD SWAP1 PUSH2 0xD77 SWAP1 DUP3 PUSH2 0x159B JUMP JUMPDEST POP PUSH2 0xD85 JUMP JUMPDEST PUSH1 0x1 ADD PUSH2 0xC3F JUMP JUMPDEST POP PUSH1 0x40 MLOAD CALLER SWAP1 PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF DUP4 AND SWAP1 PUSH32 0x1F32C1B084E2DE0713B8FB16BD46BB9DF710A3DBEAE2F3CA93AF46E016DCC6B0 SWAP1 PUSH1 0x0 SWAP1 LOG3 POP JUMP JUMPDEST PUSH1 0x0 SLOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND DUP2 JUMP JUMPDEST PUSH1 0x0 SLOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND CALLER EQ PUSH2 0xE6E JUMPI PUSH1 0x40 DUP1 MLOAD PUSH32 0x8C379A000000000000000000000000000000000000000000000000000000000 DUP2 MSTORE PUSH1 0x20 PUSH1 0x4 DUP3 ADD MSTORE PUSH1 0x13 PUSH1 0x24 DUP3 ADD MSTORE PUSH32 0x4F4E4C595F434F4E54524143545F4F574E455200000000000000000000000000 PUSH1 0x44 DUP3 ADD MSTORE SWAP1 MLOAD SWAP1 DUP2 SWAP1 SUB PUSH1 0x64 ADD SWAP1 REVERT JUMPDEST PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF DUP3 AND PUSH1 0x0 SWAP1 DUP2 MSTORE PUSH1 0x2 PUSH1 0x20 MSTORE PUSH1 0x40 SWAP1 KECCAK256 SLOAD PUSH1 0xFF AND PUSH2 0xF02 JUMPI PUSH1 0x40 DUP1 MLOAD PUSH32 0x8C379A000000000000000000000000000000000000000000000000000000000 DUP2 MSTORE PUSH1 0x20 PUSH1 0x4 DUP3 ADD MSTORE PUSH1 0x15 PUSH1 0x24 DUP3 ADD MSTORE PUSH32 0x5441524745545F4E4F545F415554484F52495A45440000000000000000000000 PUSH1 0x44 DUP3 ADD MSTORE SWAP1 MLOAD SWAP1 DUP2 SWAP1 SUB PUSH1 0x64 ADD SWAP1 REVERT JUMPDEST PUSH1 0x3 SLOAD DUP2 LT PUSH2 0xF72 JUMPI PUSH1 0x40 DUP1 MLOAD PUSH32 0x8C379A000000000000000000000000000000000000000000000000000000000 DUP2 MSTORE PUSH1 0x20 PUSH1 0x4 DUP3 ADD MSTORE PUSH1 0x13 PUSH1 0x24 DUP3 ADD MSTORE PUSH32 0x494E4445585F4F55545F4F465F424F554E445300000000000000000000000000 PUSH1 0x44 DUP3 ADD MSTORE SWAP1 MLOAD SWAP1 DUP2 SWAP1 SUB PUSH1 0x64 ADD SWAP1 REVERT JUMPDEST DUP2 PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND PUSH1 0x3 DUP3 DUP2 SLOAD DUP2 LT PUSH2 0xF96 JUMPI INVALID JUMPDEST PUSH1 0x0 SWAP2 DUP3 MSTORE PUSH1 0x20 SWAP1 SWAP2 KECCAK256 ADD SLOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND EQ PUSH2 0x1024 JUMPI PUSH1 0x40 DUP1 MLOAD PUSH32 0x8C379A000000000000000000000000000000000000000000000000000000000 DUP2 MSTORE PUSH1 0x20 PUSH1 0x4 DUP3 ADD MSTORE PUSH1 0x1B PUSH1 0x24 DUP3 ADD MSTORE PUSH32 0x415554484F52495A45445F414444524553535F4D49534D415443480000000000 PUSH1 0x44 DUP3 ADD MSTORE SWAP1 MLOAD SWAP1 DUP2 SWAP1 SUB PUSH1 0x64 ADD SWAP1 REVERT JUMPDEST PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF DUP3 AND PUSH1 0x0 SWAP1 DUP2 MSTORE PUSH1 0x2 PUSH1 0x20 MSTORE PUSH1 0x40 SWAP1 KECCAK256 DUP1 SLOAD PUSH32 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF00 AND SWAP1 SSTORE PUSH1 0x3 DUP1 SLOAD PUSH32 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF DUP2 ADD SWAP1 DUP2 LT PUSH2 0x109F JUMPI INVALID JUMPDEST PUSH1 0x0 SWAP2 DUP3 MSTORE PUSH1 0x20 SWAP1 SWAP2 KECCAK256 ADD SLOAD PUSH1 0x3 DUP1 SLOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF SWAP1 SWAP3 AND SWAP2 DUP4 SWAP1 DUP2 LT PUSH2 0x10D2 JUMPI INVALID JUMPDEST PUSH1 0x0 SWAP2 DUP3 MSTORE PUSH1 0x20 SWAP1 SWAP2 KECCAK256 ADD DUP1 SLOAD PUSH32 0xFFFFFFFFFFFFFFFFFFFFFFFF0000000000000000000000000000000000000000 AND PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF SWAP3 SWAP1 SWAP3 AND SWAP2 SWAP1 SWAP2 OR SWAP1 SSTORE PUSH1 0x3 DUP1 SLOAD PUSH32 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF ADD SWAP1 PUSH2 0x1151 SWAP1 DUP3 PUSH2 0x159B JUMP JUMPDEST POP PUSH1 0x40 MLOAD CALLER SWAP1 PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF DUP5 AND SWAP1 PUSH32 0x1F32C1B084E2DE0713B8FB16BD46BB9DF710A3DBEAE2F3CA93AF46E016DCC6B0 SWAP1 PUSH1 0x0 SWAP1 LOG3 POP POP JUMP JUMPDEST PUSH1 0x40 DUP1 MLOAD PUSH32 0x4D756C746941737365742875696E743235365B5D2C62797465735B5D29000000 DUP2 MSTORE SWAP1 MLOAD SWAP1 DUP2 SWAP1 SUB PUSH1 0x1D ADD SWAP1 KECCAK256 JUMPDEST SWAP1 JUMP JUMPDEST PUSH1 0x2 PUSH1 0x20 MSTORE PUSH1 0x0 SWAP1 DUP2 MSTORE PUSH1 0x40 SWAP1 KECCAK256 SLOAD PUSH1 0xFF AND DUP2 JUMP JUMPDEST PUSH1 0x0 SLOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND CALLER EQ PUSH2 0x126A JUMPI PUSH1 0x40 DUP1 MLOAD PUSH32 0x8C379A000000000000000000000000000000000000000000000000000000000 DUP2 MSTORE PUSH1 0x20 PUSH1 0x4 DUP3 ADD MSTORE PUSH1 0x13 PUSH1 0x24 DUP3 ADD MSTORE PUSH32 0x4F4E4C595F434F4E54524143545F4F574E455200000000000000000000000000 PUSH1 0x44 DUP3 ADD MSTORE SWAP1 MLOAD SWAP1 DUP2 SWAP1 SUB PUSH1 0x64 ADD SWAP1 REVERT JUMPDEST PUSH1 0x0 DUP2 PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND PUSH4 0xAE25532E PUSH1 0x40 MLOAD DUP2 PUSH4 0xFFFFFFFF AND PUSH1 0xE0 SHL DUP2 MSTORE PUSH1 0x4 ADD PUSH1 0x20 PUSH1 0x40 MLOAD DUP1 DUP4 SUB DUP2 DUP7 DUP1 EXTCODESIZE ISZERO DUP1 ISZERO PUSH2 0x12B2 JUMPI PUSH1 0x0 DUP1 REVERT JUMPDEST POP GAS STATICCALL ISZERO DUP1 ISZERO PUSH2 0x12C6 JUMPI RETURNDATASIZE PUSH1 0x0 DUP1 RETURNDATACOPY RETURNDATASIZE PUSH1 0x0 REVERT JUMPDEST POP POP POP POP PUSH1 0x40 MLOAD RETURNDATASIZE PUSH1 0x20 DUP2 LT ISZERO PUSH2 0x12DC JUMPI PUSH1 0x0 DUP1 REVERT JUMPDEST POP MLOAD PUSH32 0xFFFFFFFF00000000000000000000000000000000000000000000000000000000 DUP2 AND PUSH1 0x0 SWAP1 DUP2 MSTORE PUSH1 0x1 PUSH1 0x20 MSTORE PUSH1 0x40 SWAP1 KECCAK256 SLOAD SWAP1 SWAP2 POP PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND DUP1 ISZERO PUSH2 0x1396 JUMPI PUSH1 0x40 DUP1 MLOAD PUSH32 0x8C379A000000000000000000000000000000000000000000000000000000000 DUP2 MSTORE PUSH1 0x20 PUSH1 0x4 DUP3 ADD MSTORE PUSH1 0x1A PUSH1 0x24 DUP3 ADD MSTORE PUSH32 0x41535345545F50524F58595F414C52454144595F455849535453000000000000 PUSH1 0x44 DUP3 ADD MSTORE SWAP1 MLOAD SWAP1 DUP2 SWAP1 SUB PUSH1 0x64 ADD SWAP1 REVERT JUMPDEST PUSH32 0xFFFFFFFF00000000000000000000000000000000000000000000000000000000 DUP3 AND PUSH1 0x0 DUP2 DUP2 MSTORE PUSH1 0x1 PUSH1 0x20 SWAP1 DUP2 MSTORE PUSH1 0x40 SWAP2 DUP3 SWAP1 KECCAK256 DUP1 SLOAD PUSH32 0xFFFFFFFFFFFFFFFFFFFFFFFF0000000000000000000000000000000000000000 AND PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF DUP9 AND SWAP1 DUP2 OR SWAP1 SWAP2 SSTORE DUP3 MLOAD SWAP4 DUP5 MSTORE SWAP1 DUP4 ADD MSTORE DUP1 MLOAD PUSH32 0xD2C6B762299C609BDB96520B58A49BFB80186934D4F71A86A367571A15C03194 SWAP3 DUP2 SWAP1 SUB SWAP1 SWAP2 ADD SWAP1 LOG1 POP POP POP JUMP JUMPDEST PUSH1 0x60 PUSH1 0x3 DUP1 SLOAD DUP1 PUSH1 0x20 MUL PUSH1 0x20 ADD PUSH1 0x40 MLOAD SWAP1 DUP2 ADD PUSH1 0x40 MSTORE DUP1 SWAP3 SWAP2 SWAP1 DUP2 DUP2 MSTORE PUSH1 0x20 ADD DUP3 DUP1 SLOAD DUP1 ISZERO PUSH2 0x14AB JUMPI PUSH1 0x20 MUL DUP3 ADD SWAP2 SWAP1 PUSH1 0x0 MSTORE PUSH1 0x20 PUSH1 0x0 KECCAK256 SWAP1 JUMPDEST DUP2 SLOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND DUP2 MSTORE PUSH1 0x1 SWAP1 SWAP2 ADD SWAP1 PUSH1 0x20 ADD DUP1 DUP4 GT PUSH2 0x1480 JUMPI JUMPDEST POP POP POP POP POP SWAP1 POP SWAP1 JUMP JUMPDEST PUSH1 0x0 SLOAD PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND CALLER EQ PUSH2 0x153B JUMPI PUSH1 0x40 DUP1 MLOAD PUSH32 0x8C379A000000000000000000000000000000000000000000000000000000000 DUP2 MSTORE PUSH1 0x20 PUSH1 0x4 DUP3 ADD MSTORE PUSH1 0x13 PUSH1 0x24 DUP3 ADD MSTORE PUSH32 0x4F4E4C595F434F4E54524143545F4F574E455200000000000000000000000000 PUSH1 0x44 DUP3 ADD MSTORE SWAP1 MLOAD SWAP1 DUP2 SWAP1 SUB PUSH1 0x64 ADD SWAP1 REVERT JUMPDEST PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF DUP2 AND ISZERO PUSH2 0x1598 JUMPI PUSH1 0x0 DUP1 SLOAD PUSH32 0xFFFFFFFFFFFFFFFFFFFFFFFF0000000000000000000000000000000000000000 AND PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF DUP4 AND OR SWAP1 SSTORE JUMPDEST POP JUMP JUMPDEST DUP2 SLOAD DUP2 DUP4 SSTORE DUP2 DUP2 GT ISZERO PUSH2 0x15BF JUMPI PUSH1 0x0 DUP4 DUP2 MSTORE PUSH1 0x20 SWAP1 KECCAK256 PUSH2 0x15BF SWAP2 DUP2 ADD SWAP1 DUP4 ADD PUSH2 0x15C4 JUMP JUMPDEST POP POP POP JUMP JUMPDEST PUSH2 0x11CC SWAP2 SWAP1 JUMPDEST DUP1 DUP3 GT ISZERO PUSH2 0x15DE JUMPI PUSH1 0x0 DUP2 SSTORE PUSH1 0x1 ADD PUSH2 0x15CA JUMP JUMPDEST POP SWAP1 JUMP INVALID LOG2 PUSH6 0x627A7A723158 KECCAK256 PUSH32 0x503F8DCA5FF6A32CEF7487677B4D61C84BE5ADE4563729CB8AE3A9B448A53F64 PUSH20 0x6F6C634300051100320000000000000000000000 ", "sourceMap": 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} } }, "sourceTreeHashHex": "0x7f4aed075471d2f4dbcd3afd0f974aa0bf4ffb50ad48e2ddd693571b3a5cb2fd", "sources": { "./MultiAssetProxy.sol": { "id": 7, "content": "/*\n\n Copyright 2019 ZeroEx Intl.\n\n Licensed under the Apache License, Version 2.0 (the \"License\");\n you may not use this file except in compliance with the License.\n You may obtain a copy of the License at\n\n http://www.apache.org/licenses/LICENSE-2.0\n\n Unless required by applicable law or agreed to in writing, software\n distributed under the License is distributed on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n See the License for the specific language governing permissions and\n limitations under the License.\n\n*/\n\npragma solidity ^0.5.9;\n\nimport \"../archive/MixinAssetProxyDispatcher.sol\";\nimport \"../archive/MixinAuthorizable.sol\";\n\n\ncontract MultiAssetProxy is\n MixinAssetProxyDispatcher,\n MixinAuthorizable\n{\n // Id of this proxy.\n bytes4 constant internal PROXY_ID = bytes4(keccak256(\"MultiAsset(uint256[],bytes[])\"));\n\n // solhint-disable-next-line payable-fallback\n function ()\n external\n {\n // NOTE: The below assembly assumes that clients do some input validation and that the input is properly encoded according to the AbiV2 specification.\n // It is technically possible for inputs with very large lengths and offsets to cause overflows. However, this would make the calldata prohibitively\n // expensive and we therefore do not check for overflows in these scenarios.\n assembly {\n // The first 4 bytes of calldata holds the function selector\n let selector := and(calldataload(0), 0xffffffff00000000000000000000000000000000000000000000000000000000)\n\n // `transferFrom` will be called with the following parameters:\n // assetData Encoded byte array.\n // from Address to transfer asset from.\n // to Address to transfer asset to.\n // amount Amount of asset to transfer.\n // bytes4(keccak256(\"transferFrom(bytes,address,address,uint256)\")) = 0xa85e59e4\n if eq(selector, 0xa85e59e400000000000000000000000000000000000000000000000000000000) {\n\n // To lookup a value in a mapping, we load from the storage location keccak256(k, p),\n // where k is the key left padded to 32 bytes and p is the storage slot\n mstore(0, caller)\n mstore(32, authorized_slot)\n\n // Revert if authorized[msg.sender] == false\n if iszero(sload(keccak256(0, 64))) {\n // Revert with `Error(\"SENDER_NOT_AUTHORIZED\")`\n mstore(0, 0x08c379a000000000000000000000000000000000000000000000000000000000)\n mstore(32, 0x0000002000000000000000000000000000000000000000000000000000000000)\n mstore(64, 0x0000001553454e4445525f4e4f545f415554484f52495a454400000000000000)\n mstore(96, 0)\n revert(0, 100)\n }\n\n // `transferFrom`.\n // The function is marked `external`, so no abi decoding is done for\n // us. Instead, we expect the `calldata` memory to contain the\n // following:\n //\n // | Area | Offset | Length | Contents |\n // |----------|--------|---------|-------------------------------------|\n // | Header | 0 | 4 | function selector |\n // | Params | | 4 * 32 | function parameters: |\n // | | 4 | | 1. offset to assetData (*) |\n // | | 36 | | 2. from |\n // | | 68 | | 3. to |\n // | | 100 | | 4. amount |\n // | Data | | | assetData: |\n // | | 132 | 32 | assetData Length |\n // | | 164 | ** | assetData Contents |\n //\n // (*): offset is computed from start of function parameters, so offset\n // by an additional 4 bytes in the calldata.\n //\n // (**): see table below to compute length of assetData Contents\n //\n // WARNING: The ABIv2 specification allows additional padding between\n // the Params and Data section. This will result in a larger\n // offset to assetData.\n\n // Load offset to `assetData`\n let assetDataOffset := add(calldataload(4), 4)\n\n // Load length in bytes of `assetData`\n let assetDataLength := calldataload(assetDataOffset)\n\n // Asset data itself is encoded as follows:\n //\n // | Area | Offset | Length | Contents |\n // |----------|-------------|---------|-------------------------------------|\n // | Header | 0 | 4 | assetProxyId |\n // | Params | | 2 * 32 | function parameters: |\n // | | 4 | | 1. offset to amounts (*) |\n // | | 36 | | 2. offset to nestedAssetData (*) |\n // | Data | | | amounts: |\n // | | 68 | 32 | amounts Length |\n // | | 100 | a | amounts Contents |\n // | | | | nestedAssetData: |\n // | | 100 + a | 32 | nestedAssetData Length |\n // | | 132 + a | b | nestedAssetData Contents (offsets) |\n // | | 132 + a + b | | nestedAssetData[0, ..., len] |\n\n // Assert that the length of asset data:\n // 1. Must be at least 68 bytes (see table above)\n // 2. Must be a multiple of 32 (excluding the 4-byte selector)\n if or(lt(assetDataLength, 68), mod(sub(assetDataLength, 4), 32)) {\n // Revert with `Error(\"INVALID_ASSET_DATA_LENGTH\")`\n mstore(0, 0x08c379a000000000000000000000000000000000000000000000000000000000)\n mstore(32, 0x0000002000000000000000000000000000000000000000000000000000000000)\n mstore(64, 0x00000019494e56414c49445f41535345545f444154415f4c454e475448000000)\n mstore(96, 0)\n revert(0, 100)\n }\n\n // End of asset data in calldata\n // assetDataOffset\n // + 32 (assetData len)\n let assetDataEnd := add(assetDataOffset, add(assetDataLength, 32))\n if gt(assetDataEnd, calldatasize()) {\n // Revert with `Error(\"INVALID_ASSET_DATA_END\")`\n mstore(0, 0x08c379a000000000000000000000000000000000000000000000000000000000)\n mstore(32, 0x0000002000000000000000000000000000000000000000000000000000000000)\n mstore(64, 0x00000016494e56414c49445f41535345545f444154415f454e44000000000000)\n mstore(96, 0)\n revert(0, 100)\n }\n\n // In order to find the offset to `amounts`, we must add:\n // assetDataOffset\n // + 32 (assetData len)\n // + 4 (assetProxyId)\n let amountsOffset := calldataload(add(assetDataOffset, 36))\n\n // In order to find the offset to `nestedAssetData`, we must add:\n // assetDataOffset\n // + 32 (assetData len)\n // + 4 (assetProxyId)\n // + 32 (amounts offset)\n let nestedAssetDataOffset := calldataload(add(assetDataOffset, 68))\n\n // In order to find the start of the `amounts` contents, we must add:\n // assetDataOffset\n // + 32 (assetData len)\n // + 4 (assetProxyId)\n // + amountsOffset\n // + 32 (amounts len)\n let amountsContentsStart := add(assetDataOffset, add(amountsOffset, 68))\n\n // Load number of elements in `amounts`\n let amountsLen := calldataload(sub(amountsContentsStart, 32))\n\n // In order to find the start of the `nestedAssetData` contents, we must add:\n // assetDataOffset\n // + 32 (assetData len)\n // + 4 (assetProxyId)\n // + nestedAssetDataOffset\n // + 32 (nestedAssetData len)\n let nestedAssetDataContentsStart := add(assetDataOffset, add(nestedAssetDataOffset, 68))\n\n // Load number of elements in `nestedAssetData`\n let nestedAssetDataLen := calldataload(sub(nestedAssetDataContentsStart, 32))\n\n // Revert if number of elements in `amounts` differs from number of elements in `nestedAssetData`\n if sub(amountsLen, nestedAssetDataLen) {\n // Revert with `Error(\"LENGTH_MISMATCH\")`\n mstore(0, 0x08c379a000000000000000000000000000000000000000000000000000000000)\n mstore(32, 0x0000002000000000000000000000000000000000000000000000000000000000)\n mstore(64, 0x0000000f4c454e4754485f4d49534d4154434800000000000000000000000000)\n mstore(96, 0)\n revert(0, 100)\n }\n\n // Copy `transferFrom` selector, offset to `assetData`, `from`, and `to` from calldata to memory\n calldatacopy(\n 0, // memory can safely be overwritten from beginning\n 0, // start of calldata\n 100 // length of selector (4) and 3 params (32 * 3)\n )\n\n // Overwrite existing offset to `assetData` with our own\n mstore(4, 128)\n\n // Load `amount`\n let amount := calldataload(100)\n\n // Calculate number of bytes in `amounts` contents\n let amountsByteLen := mul(amountsLen, 32)\n\n // Initialize `assetProxyId` and `assetProxy` to 0\n let assetProxyId := 0\n let assetProxy := 0\n\n // Loop through `amounts` and `nestedAssetData`, calling `transferFrom` for each respective element\n for {let i := 0} lt(i, amountsByteLen) {i := add(i, 32)} {\n\n // Calculate the total amount\n let amountsElement := calldataload(add(amountsContentsStart, i))\n let totalAmount := mul(amountsElement, amount)\n\n // Revert if `amount` != 0 and multiplication resulted in an overflow\n if iszero(or(\n iszero(amount),\n eq(div(totalAmount, amount), amountsElement)\n )) {\n // Revert with `Error(\"UINT256_OVERFLOW\")`\n mstore(0, 0x08c379a000000000000000000000000000000000000000000000000000000000)\n mstore(32, 0x0000002000000000000000000000000000000000000000000000000000000000)\n mstore(64, 0x0000001055494e543235365f4f564552464c4f57000000000000000000000000)\n mstore(96, 0)\n revert(0, 100)\n }\n\n // Write `totalAmount` to memory\n mstore(100, totalAmount)\n\n // Load offset to `nestedAssetData[i]`\n let nestedAssetDataElementOffset := calldataload(add(nestedAssetDataContentsStart, i))\n\n // In order to find the start of the `nestedAssetData[i]` contents, we must add:\n // assetDataOffset\n // + 32 (assetData len)\n // + 4 (assetProxyId)\n // + nestedAssetDataOffset\n // + 32 (nestedAssetData len)\n // + nestedAssetDataElementOffset\n // + 32 (nestedAssetDataElement len)\n let nestedAssetDataElementContentsStart := add(\n assetDataOffset,\n add(\n nestedAssetDataOffset,\n add(nestedAssetDataElementOffset, 100)\n )\n )\n\n // Load length of `nestedAssetData[i]`\n let nestedAssetDataElementLenStart := sub(nestedAssetDataElementContentsStart, 32)\n let nestedAssetDataElementLen := calldataload(nestedAssetDataElementLenStart)\n\n // Revert if the `nestedAssetData` does not contain a 4 byte `assetProxyId`\n if lt(nestedAssetDataElementLen, 4) {\n // Revert with `Error(\"LENGTH_GREATER_THAN_3_REQUIRED\")`\n mstore(0, 0x08c379a000000000000000000000000000000000000000000000000000000000)\n mstore(32, 0x0000002000000000000000000000000000000000000000000000000000000000)\n mstore(64, 0x0000001e4c454e4754485f475245415445525f5448414e5f335f524551554952)\n mstore(96, 0x4544000000000000000000000000000000000000000000000000000000000000)\n revert(0, 100)\n }\n\n // Load AssetProxy id\n let currentAssetProxyId := and(\n calldataload(nestedAssetDataElementContentsStart),\n 0xffffffff00000000000000000000000000000000000000000000000000000000\n )\n\n // Only load `assetProxy` if `currentAssetProxyId` does not equal `assetProxyId`\n // We do not need to check if `currentAssetProxyId` is 0 since `assetProxy` is also initialized to 0\n if sub(currentAssetProxyId, assetProxyId) {\n // Update `assetProxyId`\n assetProxyId := currentAssetProxyId\n // To lookup a value in a mapping, we load from the storage location keccak256(k, p),\n // where k is the key left padded to 32 bytes and p is the storage slot\n mstore(132, assetProxyId)\n mstore(164, assetProxies_slot)\n assetProxy := sload(keccak256(132, 64))\n }\n\n // Revert if AssetProxy with given id does not exist\n if iszero(assetProxy) {\n // Revert with `Error(\"ASSET_PROXY_DOES_NOT_EXIST\")`\n mstore(0, 0x08c379a000000000000000000000000000000000000000000000000000000000)\n mstore(32, 0x0000002000000000000000000000000000000000000000000000000000000000)\n mstore(64, 0x0000001a41535345545f50524f58595f444f45535f4e4f545f45584953540000)\n mstore(96, 0)\n revert(0, 100)\n }\n\n // Copy `nestedAssetData[i]` from calldata to memory\n calldatacopy(\n 132, // memory slot after `amounts[i]`\n nestedAssetDataElementLenStart, // location of `nestedAssetData[i]` in calldata\n add(nestedAssetDataElementLen, 32) // `nestedAssetData[i].length` plus 32 byte length\n )\n\n // call `assetProxy.transferFrom`\n let success := call(\n gas, // forward all gas\n assetProxy, // call address of asset proxy\n 0, // don't send any ETH\n 0, // pointer to start of input\n add(164, nestedAssetDataElementLen), // length of input\n 0, // write output over memory that won't be reused\n 0 // don't copy output to memory\n )\n\n // Revert with reason given by AssetProxy if `transferFrom` call failed\n if iszero(success) {\n returndatacopy(\n 0, // copy to memory at 0\n 0, // copy from return data at 0\n returndatasize() // copy all return data\n )\n revert(0, returndatasize())\n }\n }\n\n // Return if no `transferFrom` calls reverted\n return(0, 0)\n }\n\n // Revert if undefined function is called\n revert(0, 0)\n }\n }\n\n /// @dev Gets the proxy id associated with the proxy address.\n /// @return Proxy id.\n function getProxyId()\n external\n pure\n returns (bytes4)\n {\n return PROXY_ID;\n }\n}\n" }, "../archive/MixinAssetProxyDispatcher.sol": { "id": 0, "content": "/*\n\n Copyright 2019 ZeroEx Intl.\n\n Licensed under the Apache License, Version 2.0 (the \"License\");\n you may not use this file except in compliance with the License.\n You may obtain a copy of the License at\n\n http://www.apache.org/licenses/LICENSE-2.0\n\n Unless required by applicable law or agreed to in writing, software\n distributed under the License is distributed on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n See the License for the specific language governing permissions and\n limitations under the License.\n\n*/\n\npragma solidity ^0.5.9;\n\nimport \"../archive/Ownable.sol\";\nimport \"../src/interfaces/IAssetProxy.sol\";\nimport \"../src/interfaces/IAssetProxyDispatcher.sol\";\n\n\ncontract MixinAssetProxyDispatcher is\n Ownable,\n IAssetProxyDispatcher\n{\n // Mapping from Asset Proxy Id's to their respective Asset Proxy\n mapping (bytes4 => address) public assetProxies;\n\n /// @dev Registers an asset proxy to its asset proxy id.\n /// Once an asset proxy is registered, it cannot be unregistered.\n /// @param assetProxy Address of new asset proxy to register.\n function registerAssetProxy(address assetProxy)\n external\n onlyOwner\n {\n // Ensure that no asset proxy exists with current id.\n bytes4 assetProxyId = IAssetProxy(assetProxy).getProxyId();\n address currentAssetProxy = assetProxies[assetProxyId];\n require(\n currentAssetProxy == address(0),\n \"ASSET_PROXY_ALREADY_EXISTS\"\n );\n\n // Add asset proxy and log registration.\n assetProxies[assetProxyId] = assetProxy;\n emit AssetProxyRegistered(\n assetProxyId,\n assetProxy\n );\n }\n\n /// @dev Gets an asset proxy.\n /// @param assetProxyId Id of the asset proxy.\n /// @return The asset proxy registered to assetProxyId. Returns 0x0 if no proxy is registered.\n function getAssetProxy(bytes4 assetProxyId)\n external\n view\n returns (address)\n {\n return assetProxies[assetProxyId];\n }\n\n /// @dev Forwards arguments to assetProxy and calls `transferFrom`. Either succeeds or throws.\n /// @param assetData Byte array encoded for the asset.\n /// @param from Address to transfer token from.\n /// @param to Address to transfer token to.\n /// @param amount Amount of token to transfer.\n function _dispatchTransferFrom(\n bytes memory assetData,\n address from,\n address to,\n uint256 amount\n )\n internal\n {\n // Do nothing if no amount should be transferred.\n if (amount > 0 && from != to) {\n // Ensure assetData length is valid\n require(\n assetData.length > 3,\n \"LENGTH_GREATER_THAN_3_REQUIRED\"\n );\n\n // Lookup assetProxy. We do not use `LibBytes.readBytes4` for gas efficiency reasons.\n bytes4 assetProxyId;\n assembly {\n assetProxyId := and(mload(\n add(assetData, 32)),\n 0xFFFFFFFF00000000000000000000000000000000000000000000000000000000\n )\n }\n address assetProxy = assetProxies[assetProxyId];\n\n // Ensure that assetProxy exists\n require(\n assetProxy != address(0),\n \"ASSET_PROXY_DOES_NOT_EXIST\"\n );\n\n // We construct calldata for the `assetProxy.transferFrom` ABI.\n // The layout of this calldata is in the table below.\n //\n // | Area | Offset | Length | Contents |\n // | -------- |--------|---------|-------------------------------------------- |\n // | Header | 0 | 4 | function selector |\n // | Params | | 4 * 32 | function parameters: |\n // | | 4 | | 1. offset to assetData (*) |\n // | | 36 | | 2. from |\n // | | 68 | | 3. to |\n // | | 100 | | 4. amount |\n // | Data | | | assetData: |\n // | | 132 | 32 | assetData Length |\n // | | 164 | ** | assetData Contents |\n\n assembly {\n /////// Setup State ///////\n // `cdStart` is the start of the calldata for `assetProxy.transferFrom` (equal to free memory ptr).\n let cdStart := mload(64)\n // `dataAreaLength` is the total number of words needed to store `assetData`\n // As-per the ABI spec, this value is padded up to the nearest multiple of 32,\n // and includes 32-bytes for length.\n let dataAreaLength := and(add(mload(assetData), 63), 0xFFFFFFFFFFFE0)\n // `cdEnd` is the end of the calldata for `assetProxy.transferFrom`.\n let cdEnd := add(cdStart, add(132, dataAreaLength))\n\n\n /////// Setup Header Area ///////\n // This area holds the 4-byte `transferFromSelector`.\n // bytes4(keccak256(\"transferFrom(bytes,address,address,uint256)\")) = 0xa85e59e4\n mstore(cdStart, 0xa85e59e400000000000000000000000000000000000000000000000000000000)\n\n /////// Setup Params Area ///////\n // Each parameter is padded to 32-bytes. The entire Params Area is 128 bytes.\n // Notes:\n // 1. The offset to `assetData` is the length of the Params Area (128 bytes).\n // 2. A 20-byte mask is applied to addresses to zero-out the unused bytes.\n mstore(add(cdStart, 4), 128)\n mstore(add(cdStart, 36), and(from, 0xffffffffffffffffffffffffffffffffffffffff))\n mstore(add(cdStart, 68), and(to, 0xffffffffffffffffffffffffffffffffffffffff))\n mstore(add(cdStart, 100), amount)\n\n /////// Setup Data Area ///////\n // This area holds `assetData`.\n let dataArea := add(cdStart, 132)\n // solhint-disable-next-line no-empty-blocks\n for {} lt(dataArea, cdEnd) {} {\n mstore(dataArea, mload(assetData))\n dataArea := add(dataArea, 32)\n assetData := add(assetData, 32)\n }\n\n /////// Call `assetProxy.transferFrom` using the constructed calldata ///////\n let success := call(\n gas, // forward all gas\n assetProxy, // call address of asset proxy\n 0, // don't send any ETH\n cdStart, // pointer to start of input\n sub(cdEnd, cdStart), // length of input\n cdStart, // write output over input\n 512 // reserve 512 bytes for output\n )\n if iszero(success) {\n revert(cdStart, returndatasize())\n }\n }\n }\n }\n}\n" }, "../archive/Ownable.sol": { "id": 2, "content": "pragma solidity ^0.5.9;\n\nimport \"@0x/contracts-utils/contracts/src/interfaces/IOwnable.sol\";\n\n\ncontract Ownable is\n IOwnable\n{\n address public owner;\n\n constructor ()\n public\n {\n owner = msg.sender;\n }\n\n modifier onlyOwner() {\n require(\n msg.sender == owner,\n \"ONLY_CONTRACT_OWNER\"\n );\n _;\n }\n\n function transferOwnership(address newOwner)\n public\n onlyOwner\n {\n if (newOwner != address(0)) {\n owner = newOwner;\n }\n }\n}\n" }, "@0x/contracts-utils/contracts/src/interfaces/IOwnable.sol": { "id": 80, "content": "/*\n\n Copyright 2019 ZeroEx Intl.\n\n Licensed under the Apache License, Version 2.0 (the \"License\");\n you may not use this file except in compliance with the License.\n You may obtain a copy of the License at\n\n http://www.apache.org/licenses/LICENSE-2.0\n\n Unless required by applicable law or agreed to in writing, software\n distributed under the License is distributed on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n See the License for the specific language governing permissions and\n limitations under the License.\n\n*/\n\npragma solidity ^0.5.9;\n\n\ncontract IOwnable {\n\n /// @dev Emitted by Ownable when ownership is transferred.\n /// @param previousOwner The previous owner of the contract.\n /// @param newOwner The new owner of the contract.\n event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);\n\n /// @dev Transfers ownership of the contract to a new address.\n /// @param newOwner The address that will become the owner.\n function transferOwnership(address newOwner)\n public;\n}\n" }, "./interfaces/IAssetProxy.sol": { "id": 30, "content": "/*\n\n Copyright 2019 ZeroEx Intl.\n\n Licensed under the Apache License, Version 2.0 (the \"License\");\n you may not use this file except in compliance with the License.\n You may obtain a copy of the License at\n\n http://www.apache.org/licenses/LICENSE-2.0\n\n Unless required by applicable law or agreed to in writing, software\n distributed under the License is distributed on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n See the License for the specific language governing permissions and\n limitations under the License.\n\n*/\n\npragma solidity ^0.5.9;\n\n\ncontract IAssetProxy {\n\n /// @dev Transfers assets. Either succeeds or throws.\n /// @param assetData Byte array encoded for the respective asset proxy.\n /// @param from Address to transfer asset from.\n /// @param to Address to transfer asset to.\n /// @param amount Amount of asset to transfer.\n function transferFrom(\n bytes calldata assetData,\n address from,\n address to,\n uint256 amount\n )\n external;\n \n /// @dev Gets the proxy id associated with the proxy address.\n /// @return Proxy id.\n function getProxyId()\n external\n pure\n returns (bytes4);\n}\n" }, "./interfaces/IAssetProxyDispatcher.sol": { "id": 31, "content": "/*\n\n Copyright 2019 ZeroEx Intl.\n\n Licensed under the Apache License, Version 2.0 (the \"License\");\n you may not use this file except in compliance with the License.\n You may obtain a copy of the License at\n\n http://www.apache.org/licenses/LICENSE-2.0\n\n Unless required by applicable law or agreed to in writing, software\n distributed under the License is distributed on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n See the License for the specific language governing permissions and\n limitations under the License.\n\n*/\n\npragma solidity ^0.5.9;\n\n\ncontract IAssetProxyDispatcher {\n\n // Logs registration of new asset proxy\n event AssetProxyRegistered(\n bytes4 id, // Id of new registered AssetProxy.\n address assetProxy // Address of new registered AssetProxy.\n );\n\n /// @dev Registers an asset proxy to its asset proxy id.\n /// Once an asset proxy is registered, it cannot be unregistered.\n /// @param assetProxy Address of new asset proxy to register.\n function registerAssetProxy(address assetProxy)\n external;\n\n /// @dev Gets an asset proxy.\n /// @param assetProxyId Id of the asset proxy.\n /// @return The asset proxy registered to assetProxyId. Returns 0x0 if no proxy is registered.\n function getAssetProxy(bytes4 assetProxyId)\n external\n view\n returns (address);\n}\n" }, "../archive/MixinAuthorizable.sol": { "id": 1, "content": "/*\n\n Copyright 2019 ZeroEx Intl.\n\n Licensed under the Apache License, Version 2.0 (the \"License\");\n you may not use this file except in compliance with the License.\n You may obtain a copy of the License at\n\n http://www.apache.org/licenses/LICENSE-2.0\n\n Unless required by applicable law or agreed to in writing, software\n distributed under the License is distributed on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n See the License for the specific language governing permissions and\n limitations under the License.\n\n*/\n\npragma solidity ^0.5.9;\n\nimport \"../archive/Ownable.sol\";\nimport \"../src/interfaces/IAuthorizable.sol\";\n\n\ncontract MixinAuthorizable is\n Ownable,\n IAuthorizable\n{\n /// @dev Only authorized addresses can invoke functions with this modifier.\n modifier onlyAuthorized {\n require(\n authorized[msg.sender],\n \"SENDER_NOT_AUTHORIZED\"\n );\n _;\n }\n\n mapping (address => bool) public authorized;\n address[] public authorities;\n\n /// @dev Authorizes an address.\n /// @param target Address to authorize.\n function addAuthorizedAddress(address target)\n external\n onlyOwner\n {\n require(\n !authorized[target],\n \"TARGET_ALREADY_AUTHORIZED\"\n );\n\n authorized[target] = true;\n authorities.push(target);\n emit AuthorizedAddressAdded(target, msg.sender);\n }\n\n /// @dev Removes authorizion of an address.\n /// @param target Address to remove authorization from.\n function removeAuthorizedAddress(address target)\n external\n onlyOwner\n {\n require(\n authorized[target],\n \"TARGET_NOT_AUTHORIZED\"\n );\n\n delete authorized[target];\n for (uint256 i = 0; i < authorities.length; i++) {\n if (authorities[i] == target) {\n authorities[i] = authorities[authorities.length - 1];\n authorities.length -= 1;\n break;\n }\n }\n emit AuthorizedAddressRemoved(target, msg.sender);\n }\n\n /// @dev Removes authorizion of an address.\n /// @param target Address to remove authorization from.\n /// @param index Index of target in authorities array.\n function removeAuthorizedAddressAtIndex(\n address target,\n uint256 index\n )\n external\n onlyOwner\n {\n require(\n authorized[target],\n \"TARGET_NOT_AUTHORIZED\"\n );\n require(\n index < authorities.length,\n \"INDEX_OUT_OF_BOUNDS\"\n );\n require(\n authorities[index] == target,\n \"AUTHORIZED_ADDRESS_MISMATCH\"\n );\n\n delete authorized[target];\n authorities[index] = authorities[authorities.length - 1];\n authorities.length -= 1;\n emit AuthorizedAddressRemoved(target, msg.sender);\n }\n\n /// @dev Gets all authorized addresses.\n /// @return Array of authorized addresses.\n function getAuthorizedAddresses()\n external\n view\n returns (address[] memory)\n {\n return authorities;\n }\n}\n" }, "./interfaces/IAuthorizable.sol": { "id": 32, "content": "/*\n\n Copyright 2019 ZeroEx Intl.\n\n Licensed under the Apache License, Version 2.0 (the \"License\");\n you may not use this file except in compliance with the License.\n You may obtain a copy of the License at\n\n http://www.apache.org/licenses/LICENSE-2.0\n\n Unless required by applicable law or agreed to in writing, software\n distributed under the License is distributed on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n See the License for the specific language governing permissions and\n limitations under the License.\n\n*/\n\npragma solidity ^0.5.9;\n\nimport \"@0x/contracts-utils/contracts/src/interfaces/IOwnable.sol\";\n\n\ncontract IAuthorizable is\n IOwnable\n{\n // Event logged when a new address is authorized.\n event AuthorizedAddressAdded(\n address indexed target,\n address indexed caller\n );\n\n // Event logged when a currently authorized address is unauthorized.\n event AuthorizedAddressRemoved(\n address indexed target,\n address indexed caller\n );\n\n /// @dev Authorizes an address.\n /// @param target Address to authorize.\n function addAuthorizedAddress(address target)\n external;\n\n /// @dev Removes authorizion of an address.\n /// @param target Address to remove authorization from.\n function removeAuthorizedAddress(address target)\n external;\n\n /// @dev Removes authorizion of an address.\n /// @param target Address to remove authorization from.\n /// @param index Index of target in authorities array.\n function removeAuthorizedAddressAtIndex(\n address target,\n uint256 index\n )\n external;\n\n /// @dev Gets all authorized addresses.\n /// @return Array of authorized addresses.\n function getAuthorizedAddresses()\n external\n view\n returns (address[] memory);\n}\n" } }, "sourceCodes": { "./MultiAssetProxy.sol": "/*\n\n Copyright 2019 ZeroEx Intl.\n\n Licensed under the Apache License, Version 2.0 (the \"License\");\n you may not use this file except in compliance with the License.\n You may obtain a copy of the License at\n\n http://www.apache.org/licenses/LICENSE-2.0\n\n Unless required by applicable law or agreed to in writing, software\n distributed under the License is distributed on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n See the License for the specific language governing permissions and\n limitations under the License.\n\n*/\n\npragma solidity ^0.5.9;\n\nimport \"../archive/MixinAssetProxyDispatcher.sol\";\nimport \"../archive/MixinAuthorizable.sol\";\n\n\ncontract MultiAssetProxy is\n MixinAssetProxyDispatcher,\n MixinAuthorizable\n{\n // Id of this proxy.\n bytes4 constant internal PROXY_ID = bytes4(keccak256(\"MultiAsset(uint256[],bytes[])\"));\n\n // solhint-disable-next-line payable-fallback\n function ()\n external\n {\n // NOTE: The below assembly assumes that clients do some input validation and that the input is properly encoded according to the AbiV2 specification.\n // It is technically possible for inputs with very large lengths and offsets to cause overflows. However, this would make the calldata prohibitively\n // expensive and we therefore do not check for overflows in these scenarios.\n assembly {\n // The first 4 bytes of calldata holds the function selector\n let selector := and(calldataload(0), 0xffffffff00000000000000000000000000000000000000000000000000000000)\n\n // `transferFrom` will be called with the following parameters:\n // assetData Encoded byte array.\n // from Address to transfer asset from.\n // to Address to transfer asset to.\n // amount Amount of asset to transfer.\n // bytes4(keccak256(\"transferFrom(bytes,address,address,uint256)\")) = 0xa85e59e4\n if eq(selector, 0xa85e59e400000000000000000000000000000000000000000000000000000000) {\n\n // To lookup a value in a mapping, we load from the storage location keccak256(k, p),\n // where k is the key left padded to 32 bytes and p is the storage slot\n mstore(0, caller)\n mstore(32, authorized_slot)\n\n // Revert if authorized[msg.sender] == false\n if iszero(sload(keccak256(0, 64))) {\n // Revert with `Error(\"SENDER_NOT_AUTHORIZED\")`\n mstore(0, 0x08c379a000000000000000000000000000000000000000000000000000000000)\n mstore(32, 0x0000002000000000000000000000000000000000000000000000000000000000)\n mstore(64, 0x0000001553454e4445525f4e4f545f415554484f52495a454400000000000000)\n mstore(96, 0)\n revert(0, 100)\n }\n\n // `transferFrom`.\n // The function is marked `external`, so no abi decoding is done for\n // us. Instead, we expect the `calldata` memory to contain the\n // following:\n //\n // | Area | Offset | Length | Contents |\n // |----------|--------|---------|-------------------------------------|\n // | Header | 0 | 4 | function selector |\n // | Params | | 4 * 32 | function parameters: |\n // | | 4 | | 1. offset to assetData (*) |\n // | | 36 | | 2. from |\n // | | 68 | | 3. to |\n // | | 100 | | 4. amount |\n // | Data | | | assetData: |\n // | | 132 | 32 | assetData Length |\n // | | 164 | ** | assetData Contents |\n //\n // (*): offset is computed from start of function parameters, so offset\n // by an additional 4 bytes in the calldata.\n //\n // (**): see table below to compute length of assetData Contents\n //\n // WARNING: The ABIv2 specification allows additional padding between\n // the Params and Data section. This will result in a larger\n // offset to assetData.\n\n // Load offset to `assetData`\n let assetDataOffset := add(calldataload(4), 4)\n\n // Load length in bytes of `assetData`\n let assetDataLength := calldataload(assetDataOffset)\n\n // Asset data itself is encoded as follows:\n //\n // | Area | Offset | Length | Contents |\n // |----------|-------------|---------|-------------------------------------|\n // | Header | 0 | 4 | assetProxyId |\n // | Params | | 2 * 32 | function parameters: |\n // | | 4 | | 1. offset to amounts (*) |\n // | | 36 | | 2. offset to nestedAssetData (*) |\n // | Data | | | amounts: |\n // | | 68 | 32 | amounts Length |\n // | | 100 | a | amounts Contents |\n // | | | | nestedAssetData: |\n // | | 100 + a | 32 | nestedAssetData Length |\n // | | 132 + a | b | nestedAssetData Contents (offsets) |\n // | | 132 + a + b | | nestedAssetData[0, ..., len] |\n\n // Assert that the length of asset data:\n // 1. Must be at least 68 bytes (see table above)\n // 2. Must be a multiple of 32 (excluding the 4-byte selector)\n if or(lt(assetDataLength, 68), mod(sub(assetDataLength, 4), 32)) {\n // Revert with `Error(\"INVALID_ASSET_DATA_LENGTH\")`\n mstore(0, 0x08c379a000000000000000000000000000000000000000000000000000000000)\n mstore(32, 0x0000002000000000000000000000000000000000000000000000000000000000)\n mstore(64, 0x00000019494e56414c49445f41535345545f444154415f4c454e475448000000)\n mstore(96, 0)\n revert(0, 100)\n }\n\n // End of asset data in calldata\n // assetDataOffset\n // + 32 (assetData len)\n let assetDataEnd := add(assetDataOffset, add(assetDataLength, 32))\n if gt(assetDataEnd, calldatasize()) {\n // Revert with `Error(\"INVALID_ASSET_DATA_END\")`\n mstore(0, 0x08c379a000000000000000000000000000000000000000000000000000000000)\n mstore(32, 0x0000002000000000000000000000000000000000000000000000000000000000)\n mstore(64, 0x00000016494e56414c49445f41535345545f444154415f454e44000000000000)\n mstore(96, 0)\n revert(0, 100)\n }\n\n // In order to find the offset to `amounts`, we must add:\n // assetDataOffset\n // + 32 (assetData len)\n // + 4 (assetProxyId)\n let amountsOffset := calldataload(add(assetDataOffset, 36))\n\n // In order to find the offset to `nestedAssetData`, we must add:\n // assetDataOffset\n // + 32 (assetData len)\n // + 4 (assetProxyId)\n // + 32 (amounts offset)\n let nestedAssetDataOffset := calldataload(add(assetDataOffset, 68))\n\n // In order to find the start of the `amounts` contents, we must add:\n // assetDataOffset\n // + 32 (assetData len)\n // + 4 (assetProxyId)\n // + amountsOffset\n // + 32 (amounts len)\n let amountsContentsStart := add(assetDataOffset, add(amountsOffset, 68))\n\n // Load number of elements in `amounts`\n let amountsLen := calldataload(sub(amountsContentsStart, 32))\n\n // In order to find the start of the `nestedAssetData` contents, we must add:\n // assetDataOffset\n // + 32 (assetData len)\n // + 4 (assetProxyId)\n // + nestedAssetDataOffset\n // + 32 (nestedAssetData len)\n let nestedAssetDataContentsStart := add(assetDataOffset, add(nestedAssetDataOffset, 68))\n\n // Load number of elements in `nestedAssetData`\n let nestedAssetDataLen := calldataload(sub(nestedAssetDataContentsStart, 32))\n\n // Revert if number of elements in `amounts` differs from number of elements in `nestedAssetData`\n if sub(amountsLen, nestedAssetDataLen) {\n // Revert with `Error(\"LENGTH_MISMATCH\")`\n mstore(0, 0x08c379a000000000000000000000000000000000000000000000000000000000)\n mstore(32, 0x0000002000000000000000000000000000000000000000000000000000000000)\n mstore(64, 0x0000000f4c454e4754485f4d49534d4154434800000000000000000000000000)\n mstore(96, 0)\n revert(0, 100)\n }\n\n // Copy `transferFrom` selector, offset to `assetData`, `from`, and `to` from calldata to memory\n calldatacopy(\n 0, // memory can safely be overwritten from beginning\n 0, // start of calldata\n 100 // length of selector (4) and 3 params (32 * 3)\n )\n\n // Overwrite existing offset to `assetData` with our own\n mstore(4, 128)\n\n // Load `amount`\n let amount := calldataload(100)\n\n // Calculate number of bytes in `amounts` contents\n let amountsByteLen := mul(amountsLen, 32)\n\n // Initialize `assetProxyId` and `assetProxy` to 0\n let assetProxyId := 0\n let assetProxy := 0\n\n // Loop through `amounts` and `nestedAssetData`, calling `transferFrom` for each respective element\n for {let i := 0} lt(i, amountsByteLen) {i := add(i, 32)} {\n\n // Calculate the total amount\n let amountsElement := calldataload(add(amountsContentsStart, i))\n let totalAmount := mul(amountsElement, amount)\n\n // Revert if `amount` != 0 and multiplication resulted in an overflow\n if iszero(or(\n iszero(amount),\n eq(div(totalAmount, amount), amountsElement)\n )) {\n // Revert with `Error(\"UINT256_OVERFLOW\")`\n mstore(0, 0x08c379a000000000000000000000000000000000000000000000000000000000)\n mstore(32, 0x0000002000000000000000000000000000000000000000000000000000000000)\n mstore(64, 0x0000001055494e543235365f4f564552464c4f57000000000000000000000000)\n mstore(96, 0)\n revert(0, 100)\n }\n\n // Write `totalAmount` to memory\n mstore(100, totalAmount)\n\n // Load offset to `nestedAssetData[i]`\n let nestedAssetDataElementOffset := calldataload(add(nestedAssetDataContentsStart, i))\n\n // In order to find the start of the `nestedAssetData[i]` contents, we must add:\n // assetDataOffset\n // + 32 (assetData len)\n // + 4 (assetProxyId)\n // + nestedAssetDataOffset\n // + 32 (nestedAssetData len)\n // + nestedAssetDataElementOffset\n // + 32 (nestedAssetDataElement len)\n let nestedAssetDataElementContentsStart := add(\n assetDataOffset,\n add(\n nestedAssetDataOffset,\n add(nestedAssetDataElementOffset, 100)\n )\n )\n\n // Load length of `nestedAssetData[i]`\n let nestedAssetDataElementLenStart := sub(nestedAssetDataElementContentsStart, 32)\n let nestedAssetDataElementLen := calldataload(nestedAssetDataElementLenStart)\n\n // Revert if the `nestedAssetData` does not contain a 4 byte `assetProxyId`\n if lt(nestedAssetDataElementLen, 4) {\n // Revert with `Error(\"LENGTH_GREATER_THAN_3_REQUIRED\")`\n mstore(0, 0x08c379a000000000000000000000000000000000000000000000000000000000)\n mstore(32, 0x0000002000000000000000000000000000000000000000000000000000000000)\n mstore(64, 0x0000001e4c454e4754485f475245415445525f5448414e5f335f524551554952)\n mstore(96, 0x4544000000000000000000000000000000000000000000000000000000000000)\n revert(0, 100)\n }\n\n // Load AssetProxy id\n let currentAssetProxyId := and(\n calldataload(nestedAssetDataElementContentsStart),\n 0xffffffff00000000000000000000000000000000000000000000000000000000\n )\n\n // Only load `assetProxy` if `currentAssetProxyId` does not equal `assetProxyId`\n // We do not need to check if `currentAssetProxyId` is 0 since `assetProxy` is also initialized to 0\n if sub(currentAssetProxyId, assetProxyId) {\n // Update `assetProxyId`\n assetProxyId := currentAssetProxyId\n // To lookup a value in a mapping, we load from the storage location keccak256(k, p),\n // where k is the key left padded to 32 bytes and p is the storage slot\n mstore(132, assetProxyId)\n mstore(164, assetProxies_slot)\n assetProxy := sload(keccak256(132, 64))\n }\n\n // Revert if AssetProxy with given id does not exist\n if iszero(assetProxy) {\n // Revert with `Error(\"ASSET_PROXY_DOES_NOT_EXIST\")`\n mstore(0, 0x08c379a000000000000000000000000000000000000000000000000000000000)\n mstore(32, 0x0000002000000000000000000000000000000000000000000000000000000000)\n mstore(64, 0x0000001a41535345545f50524f58595f444f45535f4e4f545f45584953540000)\n mstore(96, 0)\n revert(0, 100)\n }\n\n // Copy `nestedAssetData[i]` from calldata to memory\n calldatacopy(\n 132, // memory slot after `amounts[i]`\n nestedAssetDataElementLenStart, // location of `nestedAssetData[i]` in calldata\n add(nestedAssetDataElementLen, 32) // `nestedAssetData[i].length` plus 32 byte length\n )\n\n // call `assetProxy.transferFrom`\n let success := call(\n gas, // forward all gas\n assetProxy, // call address of asset proxy\n 0, // don't send any ETH\n 0, // pointer to start of input\n add(164, nestedAssetDataElementLen), // length of input\n 0, // write output over memory that won't be reused\n 0 // don't copy output to memory\n )\n\n // Revert with reason given by AssetProxy if `transferFrom` call failed\n if iszero(success) {\n returndatacopy(\n 0, // copy to memory at 0\n 0, // copy from return data at 0\n returndatasize() // copy all return data\n )\n revert(0, returndatasize())\n }\n }\n\n // Return if no `transferFrom` calls reverted\n return(0, 0)\n }\n\n // Revert if undefined function is called\n revert(0, 0)\n }\n }\n\n /// @dev Gets the proxy id associated with the proxy address.\n /// @return Proxy id.\n function getProxyId()\n external\n pure\n returns (bytes4)\n {\n return PROXY_ID;\n }\n}\n", "../archive/MixinAssetProxyDispatcher.sol": "/*\n\n Copyright 2019 ZeroEx Intl.\n\n Licensed under the Apache License, Version 2.0 (the \"License\");\n you may not use this file except in compliance with the License.\n You may obtain a copy of the License at\n\n http://www.apache.org/licenses/LICENSE-2.0\n\n Unless required by applicable law or agreed to in writing, software\n distributed under the License is distributed on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n See the License for the specific language governing permissions and\n limitations under the License.\n\n*/\n\npragma solidity ^0.5.9;\n\nimport \"../archive/Ownable.sol\";\nimport \"../src/interfaces/IAssetProxy.sol\";\nimport \"../src/interfaces/IAssetProxyDispatcher.sol\";\n\n\ncontract MixinAssetProxyDispatcher is\n Ownable,\n IAssetProxyDispatcher\n{\n // Mapping from Asset Proxy Id's to their respective Asset Proxy\n mapping (bytes4 => address) public assetProxies;\n\n /// @dev Registers an asset proxy to its asset proxy id.\n /// Once an asset proxy is registered, it cannot be unregistered.\n /// @param assetProxy Address of new asset proxy to register.\n function registerAssetProxy(address assetProxy)\n external\n onlyOwner\n {\n // Ensure that no asset proxy exists with current id.\n bytes4 assetProxyId = IAssetProxy(assetProxy).getProxyId();\n address currentAssetProxy = assetProxies[assetProxyId];\n require(\n currentAssetProxy == address(0),\n \"ASSET_PROXY_ALREADY_EXISTS\"\n );\n\n // Add asset proxy and log registration.\n assetProxies[assetProxyId] = assetProxy;\n emit AssetProxyRegistered(\n assetProxyId,\n assetProxy\n );\n }\n\n /// @dev Gets an asset proxy.\n /// @param assetProxyId Id of the asset proxy.\n /// @return The asset proxy registered to assetProxyId. Returns 0x0 if no proxy is registered.\n function getAssetProxy(bytes4 assetProxyId)\n external\n view\n returns (address)\n {\n return assetProxies[assetProxyId];\n }\n\n /// @dev Forwards arguments to assetProxy and calls `transferFrom`. Either succeeds or throws.\n /// @param assetData Byte array encoded for the asset.\n /// @param from Address to transfer token from.\n /// @param to Address to transfer token to.\n /// @param amount Amount of token to transfer.\n function _dispatchTransferFrom(\n bytes memory assetData,\n address from,\n address to,\n uint256 amount\n )\n internal\n {\n // Do nothing if no amount should be transferred.\n if (amount > 0 && from != to) {\n // Ensure assetData length is valid\n require(\n assetData.length > 3,\n \"LENGTH_GREATER_THAN_3_REQUIRED\"\n );\n\n // Lookup assetProxy. We do not use `LibBytes.readBytes4` for gas efficiency reasons.\n bytes4 assetProxyId;\n assembly {\n assetProxyId := and(mload(\n add(assetData, 32)),\n 0xFFFFFFFF00000000000000000000000000000000000000000000000000000000\n )\n }\n address assetProxy = assetProxies[assetProxyId];\n\n // Ensure that assetProxy exists\n require(\n assetProxy != address(0),\n \"ASSET_PROXY_DOES_NOT_EXIST\"\n );\n\n // We construct calldata for the `assetProxy.transferFrom` ABI.\n // The layout of this calldata is in the table below.\n //\n // | Area | Offset | Length | Contents |\n // | -------- |--------|---------|-------------------------------------------- |\n // | Header | 0 | 4 | function selector |\n // | Params | | 4 * 32 | function parameters: |\n // | | 4 | | 1. offset to assetData (*) |\n // | | 36 | | 2. from |\n // | | 68 | | 3. to |\n // | | 100 | | 4. amount |\n // | Data | | | assetData: |\n // | | 132 | 32 | assetData Length |\n // | | 164 | ** | assetData Contents |\n\n assembly {\n /////// Setup State ///////\n // `cdStart` is the start of the calldata for `assetProxy.transferFrom` (equal to free memory ptr).\n let cdStart := mload(64)\n // `dataAreaLength` is the total number of words needed to store `assetData`\n // As-per the ABI spec, this value is padded up to the nearest multiple of 32,\n // and includes 32-bytes for length.\n let dataAreaLength := and(add(mload(assetData), 63), 0xFFFFFFFFFFFE0)\n // `cdEnd` is the end of the calldata for `assetProxy.transferFrom`.\n let cdEnd := add(cdStart, add(132, dataAreaLength))\n\n\n /////// Setup Header Area ///////\n // This area holds the 4-byte `transferFromSelector`.\n // bytes4(keccak256(\"transferFrom(bytes,address,address,uint256)\")) = 0xa85e59e4\n mstore(cdStart, 0xa85e59e400000000000000000000000000000000000000000000000000000000)\n\n /////// Setup Params Area ///////\n // Each parameter is padded to 32-bytes. The entire Params Area is 128 bytes.\n // Notes:\n // 1. The offset to `assetData` is the length of the Params Area (128 bytes).\n // 2. A 20-byte mask is applied to addresses to zero-out the unused bytes.\n mstore(add(cdStart, 4), 128)\n mstore(add(cdStart, 36), and(from, 0xffffffffffffffffffffffffffffffffffffffff))\n mstore(add(cdStart, 68), and(to, 0xffffffffffffffffffffffffffffffffffffffff))\n mstore(add(cdStart, 100), amount)\n\n /////// Setup Data Area ///////\n // This area holds `assetData`.\n let dataArea := add(cdStart, 132)\n // solhint-disable-next-line no-empty-blocks\n for {} lt(dataArea, cdEnd) {} {\n mstore(dataArea, mload(assetData))\n dataArea := add(dataArea, 32)\n assetData := add(assetData, 32)\n }\n\n /////// Call `assetProxy.transferFrom` using the constructed calldata ///////\n let success := call(\n gas, // forward all gas\n assetProxy, // call address of asset proxy\n 0, // don't send any ETH\n cdStart, // pointer to start of input\n sub(cdEnd, cdStart), // length of input\n cdStart, // write output over input\n 512 // reserve 512 bytes for output\n )\n if iszero(success) {\n revert(cdStart, returndatasize())\n }\n }\n }\n }\n}\n", "../archive/Ownable.sol": "pragma solidity ^0.5.9;\n\nimport \"@0x/contracts-utils/contracts/src/interfaces/IOwnable.sol\";\n\n\ncontract Ownable is\n IOwnable\n{\n address public owner;\n\n constructor ()\n public\n {\n owner = msg.sender;\n }\n\n modifier onlyOwner() {\n require(\n msg.sender == owner,\n \"ONLY_CONTRACT_OWNER\"\n );\n _;\n }\n\n function transferOwnership(address newOwner)\n public\n onlyOwner\n {\n if (newOwner != address(0)) {\n owner = newOwner;\n }\n }\n}\n", "@0x/contracts-utils/contracts/src/interfaces/IOwnable.sol": "/*\n\n Copyright 2019 ZeroEx Intl.\n\n Licensed under the Apache License, Version 2.0 (the \"License\");\n you may not use this file except in compliance with the License.\n You may obtain a copy of the License at\n\n http://www.apache.org/licenses/LICENSE-2.0\n\n Unless required by applicable law or agreed to in writing, software\n distributed under the License is distributed on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n See the License for the specific language governing permissions and\n limitations under the License.\n\n*/\n\npragma solidity ^0.5.9;\n\n\ncontract IOwnable {\n\n /// @dev Emitted by Ownable when ownership is transferred.\n /// @param previousOwner The previous owner of the contract.\n /// @param newOwner The new owner of the contract.\n event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);\n\n /// @dev Transfers ownership of the contract to a new address.\n /// @param newOwner The address that will become the owner.\n function transferOwnership(address newOwner)\n public;\n}\n", "./interfaces/IAssetProxy.sol": "/*\n\n Copyright 2019 ZeroEx Intl.\n\n Licensed under the Apache License, Version 2.0 (the \"License\");\n you may not use this file except in compliance with the License.\n You may obtain a copy of the License at\n\n http://www.apache.org/licenses/LICENSE-2.0\n\n Unless required by applicable law or agreed to in writing, software\n distributed under the License is distributed on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n See the License for the specific language governing permissions and\n limitations under the License.\n\n*/\n\npragma solidity ^0.5.9;\n\n\ncontract IAssetProxy {\n\n /// @dev Transfers assets. Either succeeds or throws.\n /// @param assetData Byte array encoded for the respective asset proxy.\n /// @param from Address to transfer asset from.\n /// @param to Address to transfer asset to.\n /// @param amount Amount of asset to transfer.\n function transferFrom(\n bytes calldata assetData,\n address from,\n address to,\n uint256 amount\n )\n external;\n \n /// @dev Gets the proxy id associated with the proxy address.\n /// @return Proxy id.\n function getProxyId()\n external\n pure\n returns (bytes4);\n}\n", "./interfaces/IAssetProxyDispatcher.sol": "/*\n\n Copyright 2019 ZeroEx Intl.\n\n Licensed under the Apache License, Version 2.0 (the \"License\");\n you may not use this file except in compliance with the License.\n You may obtain a copy of the License at\n\n http://www.apache.org/licenses/LICENSE-2.0\n\n Unless required by applicable law or agreed to in writing, software\n distributed under the License is distributed on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n See the License for the specific language governing permissions and\n limitations under the License.\n\n*/\n\npragma solidity ^0.5.9;\n\n\ncontract IAssetProxyDispatcher {\n\n // Logs registration of new asset proxy\n event AssetProxyRegistered(\n bytes4 id, // Id of new registered AssetProxy.\n address assetProxy // Address of new registered AssetProxy.\n );\n\n /// @dev Registers an asset proxy to its asset proxy id.\n /// Once an asset proxy is registered, it cannot be unregistered.\n /// @param assetProxy Address of new asset proxy to register.\n function registerAssetProxy(address assetProxy)\n external;\n\n /// @dev Gets an asset proxy.\n /// @param assetProxyId Id of the asset proxy.\n /// @return The asset proxy registered to assetProxyId. Returns 0x0 if no proxy is registered.\n function getAssetProxy(bytes4 assetProxyId)\n external\n view\n returns (address);\n}\n", "../archive/MixinAuthorizable.sol": "/*\n\n Copyright 2019 ZeroEx Intl.\n\n Licensed under the Apache License, Version 2.0 (the \"License\");\n you may not use this file except in compliance with the License.\n You may obtain a copy of the License at\n\n http://www.apache.org/licenses/LICENSE-2.0\n\n Unless required by applicable law or agreed to in writing, software\n distributed under the License is distributed on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n See the License for the specific language governing permissions and\n limitations under the License.\n\n*/\n\npragma solidity ^0.5.9;\n\nimport \"../archive/Ownable.sol\";\nimport \"../src/interfaces/IAuthorizable.sol\";\n\n\ncontract MixinAuthorizable is\n Ownable,\n IAuthorizable\n{\n /// @dev Only authorized addresses can invoke functions with this modifier.\n modifier onlyAuthorized {\n require(\n authorized[msg.sender],\n \"SENDER_NOT_AUTHORIZED\"\n );\n _;\n }\n\n mapping (address => bool) public authorized;\n address[] public authorities;\n\n /// @dev Authorizes an address.\n /// @param target Address to authorize.\n function addAuthorizedAddress(address target)\n external\n onlyOwner\n {\n require(\n !authorized[target],\n \"TARGET_ALREADY_AUTHORIZED\"\n );\n\n authorized[target] = true;\n authorities.push(target);\n emit AuthorizedAddressAdded(target, msg.sender);\n }\n\n /// @dev Removes authorizion of an address.\n /// @param target Address to remove authorization from.\n function removeAuthorizedAddress(address target)\n external\n onlyOwner\n {\n require(\n authorized[target],\n \"TARGET_NOT_AUTHORIZED\"\n );\n\n delete authorized[target];\n for (uint256 i = 0; i < authorities.length; i++) {\n if (authorities[i] == target) {\n authorities[i] = authorities[authorities.length - 1];\n authorities.length -= 1;\n break;\n }\n }\n emit AuthorizedAddressRemoved(target, msg.sender);\n }\n\n /// @dev Removes authorizion of an address.\n /// @param target Address to remove authorization from.\n /// @param index Index of target in authorities array.\n function removeAuthorizedAddressAtIndex(\n address target,\n uint256 index\n )\n external\n onlyOwner\n {\n require(\n authorized[target],\n \"TARGET_NOT_AUTHORIZED\"\n );\n require(\n index < authorities.length,\n \"INDEX_OUT_OF_BOUNDS\"\n );\n require(\n authorities[index] == target,\n \"AUTHORIZED_ADDRESS_MISMATCH\"\n );\n\n delete authorized[target];\n authorities[index] = authorities[authorities.length - 1];\n authorities.length -= 1;\n emit AuthorizedAddressRemoved(target, msg.sender);\n }\n\n /// @dev Gets all authorized addresses.\n /// @return Array of authorized addresses.\n function getAuthorizedAddresses()\n external\n view\n returns (address[] memory)\n {\n return authorities;\n }\n}\n", "./interfaces/IAuthorizable.sol": "/*\n\n Copyright 2019 ZeroEx Intl.\n\n Licensed under the Apache License, Version 2.0 (the \"License\");\n you may not use this file except in compliance with the License.\n You may obtain a copy of the License at\n\n http://www.apache.org/licenses/LICENSE-2.0\n\n Unless required by applicable law or agreed to in writing, software\n distributed under the License is distributed on an \"AS IS\" BASIS,\n WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n See the License for the specific language governing permissions and\n limitations under the License.\n\n*/\n\npragma solidity ^0.5.9;\n\nimport \"@0x/contracts-utils/contracts/src/interfaces/IOwnable.sol\";\n\n\ncontract IAuthorizable is\n IOwnable\n{\n // Event logged when a new address is authorized.\n event AuthorizedAddressAdded(\n address indexed target,\n address indexed caller\n );\n\n // Event logged when a currently authorized address is unauthorized.\n event AuthorizedAddressRemoved(\n address indexed target,\n address indexed caller\n );\n\n /// @dev Authorizes an address.\n /// @param target Address to authorize.\n function addAuthorizedAddress(address target)\n external;\n\n /// @dev Removes authorizion of an address.\n /// @param target Address to remove authorization from.\n function removeAuthorizedAddress(address target)\n external;\n\n /// @dev Removes authorizion of an address.\n /// @param target Address to remove authorization from.\n /// @param index Index of target in authorities array.\n function removeAuthorizedAddressAtIndex(\n address target,\n uint256 index\n )\n external;\n\n /// @dev Gets all authorized addresses.\n /// @return Array of authorized addresses.\n function getAuthorizedAddresses()\n external\n view\n returns (address[] memory);\n}\n" }, "compiler": { "name": "solc", "version": "0.5.17+commit.d19bba13", "settings": { "remappings": [ "@0x/contracts-utils=/home/runner/work/protocol/protocol/contracts/asset-proxy/node_modules/@0x/contracts-utils", "@0x/contracts-erc1155=/home/runner/work/protocol/protocol/contracts/asset-proxy/node_modules/@0x/contracts-erc1155", "@0x/contracts-erc20=/home/runner/work/protocol/protocol/contracts/asset-proxy/node_modules/@0x/contracts-erc20", "@0x/contracts-exchange-libs=/home/runner/work/protocol/protocol/contracts/asset-proxy/node_modules/@0x/contracts-exchange-libs" ], "optimizer": { "enabled": true, "runs": 1000000, "details": { "yul": true, "deduplicate": true, "cse": true, "constantOptimizer": true } }, "outputSelection": { "*": { "*": [ "abi", "devdoc", "evm.bytecode.object", "evm.bytecode.sourceMap", "evm.deployedBytecode.object", "evm.deployedBytecode.sourceMap" ] } }, "evmVersion": "istanbul" } }, "chains": {} }