6991 lines
336 KiB
JSON
6991 lines
336 KiB
JSON
{
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"contractName": "ERC20Tornado",
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"abi": [
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{
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"inputs": [
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{
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"internalType": "contract IVerifier",
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"name": "_verifier",
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"type": "address"
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},
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{
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"internalType": "uint256",
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"name": "_denomination",
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"type": "uint256"
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},
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{
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"internalType": "uint32",
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"name": "_merkleTreeHeight",
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"type": "uint32"
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},
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{
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"internalType": "address",
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"name": "_operator",
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"type": "address"
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},
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{
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"internalType": "address",
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"name": "_token",
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"type": "address"
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}
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],
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"payable": false,
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"stateMutability": "nonpayable",
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"type": "constructor"
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},
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{
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"anonymous": false,
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"inputs": [
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{
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"indexed": true,
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"internalType": "bytes32",
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"name": "commitment",
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"type": "bytes32"
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},
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{
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"indexed": false,
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"internalType": "uint32",
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"name": "leafIndex",
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"type": "uint32"
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},
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{
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"indexed": false,
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"internalType": "uint256",
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"name": "timestamp",
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"type": "uint256"
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}
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],
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"name": "Deposit",
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"type": "event"
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},
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{
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"anonymous": false,
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"inputs": [
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{
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"indexed": false,
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"internalType": "address",
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"name": "to",
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"type": "address"
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},
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{
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"indexed": false,
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"internalType": "bytes32",
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"name": "nullifierHash",
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"type": "bytes32"
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},
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{
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"indexed": true,
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"internalType": "address",
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"name": "relayer",
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"type": "address"
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},
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{
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"indexed": false,
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"internalType": "uint256",
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"name": "fee",
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"type": "uint256"
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}
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],
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"name": "Withdrawal",
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"type": "event"
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},
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{
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"constant": true,
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"inputs": [],
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"name": "FIELD_SIZE",
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"outputs": [
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{
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"internalType": "uint256",
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"name": "",
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"type": "uint256"
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}
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],
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"payable": false,
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"stateMutability": "view",
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"type": "function"
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},
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{
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"constant": true,
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"inputs": [],
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"name": "ROOT_HISTORY_SIZE",
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"outputs": [
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{
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"internalType": "uint32",
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"name": "",
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"type": "uint32"
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}
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],
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"payable": false,
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"stateMutability": "view",
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"type": "function"
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},
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{
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"constant": true,
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"inputs": [],
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"name": "ZERO_VALUE",
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"outputs": [
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{
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"internalType": "uint256",
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"name": "",
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"type": "uint256"
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}
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],
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"payable": false,
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"stateMutability": "view",
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"type": "function"
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},
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{
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"constant": false,
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"inputs": [
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{
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"internalType": "address",
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"name": "_newOperator",
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"type": "address"
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}
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],
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"name": "changeOperator",
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"outputs": [],
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"payable": false,
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"stateMutability": "nonpayable",
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"type": "function"
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},
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{
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"constant": true,
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"inputs": [
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{
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"internalType": "bytes32",
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"name": "",
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"type": "bytes32"
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}
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],
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"name": "commitments",
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"outputs": [
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{
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"internalType": "bool",
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"name": "",
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"type": "bool"
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}
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],
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"payable": false,
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"stateMutability": "view",
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"type": "function"
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},
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{
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"constant": true,
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"inputs": [],
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"name": "currentRootIndex",
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"outputs": [
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{
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"internalType": "uint32",
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"name": "",
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"type": "uint32"
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}
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],
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"payable": false,
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"stateMutability": "view",
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"type": "function"
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},
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{
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"constant": true,
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"inputs": [],
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"name": "denomination",
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"outputs": [
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{
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"internalType": "uint256",
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"name": "",
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"type": "uint256"
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}
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],
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"payable": false,
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"stateMutability": "view",
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"type": "function"
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},
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{
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"constant": false,
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"inputs": [
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{
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"internalType": "bytes32",
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"name": "_commitment",
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"type": "bytes32"
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}
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],
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"name": "deposit",
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"outputs": [],
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"payable": true,
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"stateMutability": "payable",
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"type": "function"
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},
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{
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"constant": true,
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"inputs": [
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{
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"internalType": "uint256",
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"name": "",
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"type": "uint256"
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}
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],
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"name": "filledSubtrees",
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"outputs": [
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{
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"internalType": "bytes32",
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"name": "",
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"type": "bytes32"
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}
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],
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"payable": false,
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"stateMutability": "view",
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"type": "function"
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},
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{
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"constant": true,
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"inputs": [],
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"name": "getLastRoot",
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"outputs": [
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{
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"internalType": "bytes32",
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"name": "",
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"type": "bytes32"
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}
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],
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"payable": false,
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"stateMutability": "view",
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"type": "function"
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},
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{
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"constant": true,
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"inputs": [
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{
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"internalType": "bytes32",
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"name": "_left",
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"type": "bytes32"
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},
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{
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"internalType": "bytes32",
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"name": "_right",
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"type": "bytes32"
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}
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],
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"name": "hashLeftRight",
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"outputs": [
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{
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"internalType": "bytes32",
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"name": "",
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"type": "bytes32"
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}
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],
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"payable": false,
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"stateMutability": "pure",
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"type": "function"
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},
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{
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"constant": true,
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"inputs": [
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{
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"internalType": "bytes32",
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"name": "_root",
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"type": "bytes32"
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}
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],
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"name": "isKnownRoot",
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"outputs": [
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{
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"internalType": "bool",
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"name": "",
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"type": "bool"
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}
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],
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"payable": false,
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"stateMutability": "view",
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"type": "function"
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},
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{
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"constant": true,
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"inputs": [
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{
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"internalType": "bytes32",
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"name": "_nullifierHash",
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"type": "bytes32"
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}
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],
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"name": "isSpent",
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"outputs": [
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{
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"internalType": "bool",
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"name": "",
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"type": "bool"
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}
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],
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"payable": false,
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"stateMutability": "view",
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"type": "function"
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},
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{
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"constant": true,
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"inputs": [
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{
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"internalType": "bytes32[]",
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"name": "_nullifierHashes",
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"type": "bytes32[]"
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}
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],
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"name": "isSpentArray",
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"outputs": [
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{
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"internalType": "bool[]",
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"name": "spent",
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"type": "bool[]"
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}
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],
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"payable": false,
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"stateMutability": "view",
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"type": "function"
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},
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{
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"constant": true,
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"inputs": [],
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"name": "levels",
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"outputs": [
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{
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"internalType": "uint32",
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"name": "",
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"type": "uint32"
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}
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],
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"payable": false,
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"stateMutability": "view",
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"type": "function"
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},
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{
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"constant": true,
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"inputs": [],
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"name": "nextIndex",
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"outputs": [
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{
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"internalType": "uint32",
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"name": "",
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"type": "uint32"
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}
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],
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"payable": false,
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"stateMutability": "view",
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"type": "function"
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},
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{
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"constant": true,
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"inputs": [
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{
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"internalType": "bytes32",
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"name": "",
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"type": "bytes32"
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}
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],
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"name": "nullifierHashes",
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"outputs": [
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{
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"internalType": "bool",
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"name": "",
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"type": "bool"
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}
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],
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"payable": false,
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"stateMutability": "view",
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"type": "function"
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},
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{
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"constant": true,
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"inputs": [],
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"name": "operator",
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"outputs": [
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{
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"internalType": "address",
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"name": "",
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"type": "address"
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}
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],
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"payable": false,
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"stateMutability": "view",
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"type": "function"
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},
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{
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"constant": true,
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"inputs": [
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{
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"internalType": "uint256",
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"name": "",
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"type": "uint256"
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}
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],
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"name": "roots",
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"outputs": [
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{
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"internalType": "bytes32",
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"name": "",
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"type": "bytes32"
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}
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],
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"payable": false,
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"stateMutability": "view",
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"type": "function"
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},
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{
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"constant": true,
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"inputs": [],
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"name": "token",
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"outputs": [
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{
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"internalType": "address",
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"name": "",
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"type": "address"
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}
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],
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"payable": false,
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"stateMutability": "view",
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"type": "function"
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},
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{
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"constant": false,
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"inputs": [
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{
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"internalType": "address",
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"name": "_newVerifier",
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"type": "address"
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}
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],
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"name": "updateVerifier",
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"outputs": [],
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"payable": false,
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"stateMutability": "nonpayable",
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"type": "function"
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},
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{
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"constant": true,
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"inputs": [],
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"name": "verifier",
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"outputs": [
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{
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"internalType": "contract IVerifier",
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"name": "",
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"type": "address"
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}
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],
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"payable": false,
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"stateMutability": "view",
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"type": "function"
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},
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{
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"constant": false,
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"inputs": [
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{
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"internalType": "bytes",
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"name": "_proof",
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"type": "bytes"
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},
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{
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"internalType": "bytes32",
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"name": "_root",
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"type": "bytes32"
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},
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{
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"internalType": "bytes32",
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"name": "_nullifierHash",
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"type": "bytes32"
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},
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{
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"internalType": "address payable",
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"name": "_recipient",
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"type": "address"
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},
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{
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"internalType": "address payable",
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"name": "_relayer",
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"type": "address"
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},
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{
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"internalType": "uint256",
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"name": "_fee",
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"type": "uint256"
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},
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{
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"internalType": "uint256",
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"name": "_refund",
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"type": "uint256"
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}
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],
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"name": "withdraw",
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"outputs": [],
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"payable": true,
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"stateMutability": "payable",
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"type": "function"
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},
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{
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"constant": true,
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"inputs": [
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{
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"internalType": "uint256",
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"name": "",
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"type": "uint256"
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}
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],
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"name": "zeros",
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"outputs": [
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{
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"internalType": "bytes32",
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"name": "",
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"type": "bytes32"
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}
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],
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"payable": false,
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"stateMutability": "view",
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"type": "function"
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}
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],
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|
"metadata": "{\"compiler\":{\"version\":\"0.5.17+commit.d19bba13\"},\"language\":\"Solidity\",\"output\":{\"abi\":[{\"inputs\":[{\"internalType\":\"contract 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IVerifier\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"bytes\",\"name\":\"_proof\",\"type\":\"bytes\"},{\"internalType\":\"bytes32\",\"name\":\"_root\",\"type\":\"bytes32\"},{\"internalType\":\"bytes32\",\"name\":\"_nullifierHash\",\"type\":\"bytes32\"},{\"internalType\":\"address payable\",\"name\":\"_recipient\",\"type\":\"address\"},{\"internalType\":\"address 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The caller must send (for ETH) or approve (for ERC20) value equal to or `denomination` of this instance.\",\"params\":{\"_commitment\":\"the note commitment, which is PedersenHash(nullifier + secret)\"}},\"getLastRoot()\":{\"details\":\"Returns the last root\"},\"hashLeftRight(bytes32,bytes32)\":{\"details\":\"Hash 2 tree leaves, returns MiMC(_left, _right)\"},\"isKnownRoot(bytes32)\":{\"details\":\"Whether the root is present in the root history\"},\"isSpent(bytes32)\":{\"details\":\"whether a note is already spent \"},\"isSpentArray(bytes32[])\":{\"details\":\"whether an array of notes is already spent \"},\"updateVerifier(address)\":{\"details\":\"allow operator to update SNARK verification keys. This is needed to update keys after the final trusted setup ceremony is held. After that operator rights are supposed to be transferred to zero address\"},\"withdraw(bytes,bytes32,bytes32,address,address,uint256,uint256)\":{\"details\":\"Withdraw a deposit from the contract. `proof` is a zkSNARK proof data, and input is an array of circuit public inputs `input` array consists of: - merkle root of all deposits in the contract - hash of unique deposit nullifier to prevent double spends - the recipient of funds - optional fee that goes to the transaction sender (usually a relay)\"}}},\"userdoc\":{\"methods\":{}}},\"settings\":{\"compilationTarget\":{\"/Users/rstorm/repos/stormdapps/tornado-core/contracts/ERC20Tornado.sol\":\"ERC20Tornado\"},\"evmVersion\":\"istanbul\",\"libraries\":{},\"optimizer\":{\"enabled\":true,\"runs\":200},\"remappings\":[]},\"sources\":{\"/Users/rstorm/repos/stormdapps/tornado-core/contracts/ERC20Tornado.sol\":{\"keccak256\":\"0x708938fd083239d2e9cd17e457cf25a2150bb900082fad58af8b689f786aef9c\",\"urls\":[\"bzz-raw://f345afd62002f883c60c032cd0cb051663dc8a3e59a52bf44109633b96cb3685\",\"dweb:/ipfs/QmNwjnH2uyNoq9GPjNUv6Z1mgtiR5rY3K7EHY74RBjXMpw\"]},\"/Users/rstorm/repos/stormdapps/tornado-core/contracts/MerkleTreeWithHistory.sol\":{\"keccak256\":\"0x671cc9268dd70c47d18795f7e37fc4df11763fcbcca026edcf163f4239036254\",\"urls\":[\"bzz-raw://9c36a207ed164b60a514eae89bfb15e5b4de4b346c4a89a7a1cb50a940bc699d\",\"dweb:/ipfs/QmbPEqFJAGMpYduLEFsbPazyBsYWcjRtpth8X26wCHALwk\"]},\"/Users/rstorm/repos/stormdapps/tornado-core/contracts/Tornado.sol\":{\"keccak256\":\"0x09c70432243629ef44697fd3d0ca89d3578e2b1c9f46d90757371edb163c14da\",\"urls\":[\"bzz-raw://d2a2c9fa85c32cb15793282792cd25c71804a10aa5a911e41f3bcd07f5df117e\",\"dweb:/ipfs/QmeQ1s6ypNnP7fossR4x9svuuLjcSBtQ5spUTmWGZY5Ljr\"]},\"@openzeppelin/contracts/utils/ReentrancyGuard.sol\":{\"keccak256\":\"0xe86fdc15fbc379ecf14d6aa4f51b87c0be8476e114e23c171b790a6717230655\",\"urls\":[\"bzz-raw://81905037f66d37ed211a4e3430af74f36e18b3a5d5b688e6d7d5ee199824a41a\",\"dweb:/ipfs/QmTcpgNKqLVRbcgNSUHazAbVf2bz5uh5mPkAijGeYW7Sqb\"]}},\"version\":1}",
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"source": "// https://tornado.cash\n/*\n* d888888P dP a88888b. dP\n* 88 88 d8' `88 88\n* 88 .d8888b. 88d888b. 88d888b. .d8888b. .d888b88 .d8888b. 88 .d8888b. .d8888b. 88d888b.\n* 88 88' `88 88' `88 88' `88 88' `88 88' `88 88' `88 88 88' `88 Y8ooooo. 88' `88\n* 88 88. .88 88 88 88 88. .88 88. .88 88. .88 dP Y8. .88 88. .88 88 88 88\n* dP `88888P' dP dP dP `88888P8 `88888P8 `88888P' 88 Y88888P' `88888P8 `88888P' dP dP\n* ooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooo\n*/\n\npragma solidity 0.5.17;\n\nimport \"./Tornado.sol\";\n\ncontract ERC20Tornado is Tornado {\n address public token;\n\n constructor(\n IVerifier _verifier,\n uint256 _denomination,\n uint32 _merkleTreeHeight,\n address _operator,\n address _token\n ) Tornado(_verifier, _denomination, _merkleTreeHeight, _operator) public {\n token = _token;\n }\n\n function _processDeposit() internal {\n require(msg.value == 0, \"ETH value is supposed to be 0 for ERC20 instance\");\n _safeErc20TransferFrom(msg.sender, address(this), denomination);\n }\n\n function _processWithdraw(address payable _recipient, address payable _relayer, uint256 _fee, uint256 _refund) internal {\n require(msg.value == _refund, \"Incorrect refund amount received by the contract\");\n\n _safeErc20Transfer(_recipient, denomination - _fee);\n if (_fee > 0) {\n _safeErc20Transfer(_relayer, _fee);\n }\n\n if (_refund > 0) {\n (bool success, ) = _recipient.call.value(_refund)(\"\");\n if (!success) {\n // let's return _refund back to the relayer\n _relayer.transfer(_refund);\n }\n }\n }\n\n function _safeErc20TransferFrom(address _from, address _to, uint256 _amount) internal {\n (bool success, bytes memory data) = token.call(abi.encodeWithSelector(0x23b872dd /* transferFrom */, _from, _to, _amount));\n require(success, \"not enough allowed tokens\");\n\n // if contract returns some data lets make sure that is `true` according to standard\n if (data.length > 0) {\n require(data.length == 32, \"data length should be either 0 or 32 bytes\");\n success = abi.decode(data, (bool));\n require(success, \"not enough allowed tokens. Token returns false.\");\n }\n }\n\n function _safeErc20Transfer(address _to, uint256 _amount) internal {\n (bool success, bytes memory data) = token.call(abi.encodeWithSelector(0xa9059cbb /* transfer */, _to, _amount));\n require(success, \"not enough tokens\");\n\n // if contract returns some data lets make sure that is `true` according to standard\n if (data.length > 0) {\n require(data.length == 32, \"data length should be either 0 or 32 bytes\");\n success = abi.decode(data, (bool));\n require(success, \"not enough tokens. Token returns false.\");\n }\n }\n}\n",
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"sourcePath": "/Users/rstorm/repos/stormdapps/tornado-core/contracts/ERC20Tornado.sol",
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"ast": {
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"absolutePath": "/Users/rstorm/repos/stormdapps/tornado-core/contracts/ERC20Tornado.sol",
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"exportedSymbols": {
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"ERC20Tornado": [
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227
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]
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},
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"id": 228,
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"nodeType": "SourceUnit",
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"nodes": [
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{
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"id": 1,
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"isPure": false,
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}
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"src": "2880:34:0",
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},
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{
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{
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"id": 219,
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}
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},
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{
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"hexValue": "6e6f7420656e6f75676820746f6b656e732e20546f6b656e2072657475726e732066616c73652e",
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"id": 220,
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"kind": "string",
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"src": "2939:41:0",
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"typeIdentifier": "t_stringliteral_38fa5aabf87e9f42de902eb4d9022484dde7943d80702b79ba468e9fc08f5e5e",
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"typeString": "literal_string \"not enough tokens. Token returns false.\""
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},
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"value": "not enough tokens. Token returns false."
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}
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],
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{
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"typeIdentifier": "t_stringliteral_38fa5aabf87e9f42de902eb4d9022484dde7943d80702b79ba468e9fc08f5e5e",
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"typeString": "literal_string \"not enough tokens. Token returns false.\""
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}
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],
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"id": 218,
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"name": "require",
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2949,
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2950
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],
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"typeDescriptions": {
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"typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
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"typeString": "function (bool,string memory) pure"
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}
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},
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}
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},
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}
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]
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}
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]
|
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},
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"documentation": null,
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"id": 226,
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"kind": "function",
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"name": "_safeErc20Transfer",
|
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{
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"id": 173,
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"name": "_to",
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"src": "2476:11:0",
|
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"stateVariable": false,
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"storageLocation": "default",
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"typeDescriptions": {
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|
"typeIdentifier": "t_address",
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|
"typeString": "address"
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},
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|
"typeName": {
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"id": 172,
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|
"name": "address",
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"nodeType": "ElementaryTypeName",
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"src": "2476:7:0",
|
|
"stateMutability": "nonpayable",
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|
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|
"typeIdentifier": "t_address",
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|
"typeString": "address"
|
|
}
|
|
},
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|
"value": null,
|
|
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|
|
},
|
|
{
|
|
"constant": false,
|
|
"id": 175,
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|
"name": "_amount",
|
|
"nodeType": "VariableDeclaration",
|
|
"scope": 226,
|
|
"src": "2489:15:0",
|
|
"stateVariable": false,
|
|
"storageLocation": "default",
|
|
"typeDescriptions": {
|
|
"typeIdentifier": "t_uint256",
|
|
"typeString": "uint256"
|
|
},
|
|
"typeName": {
|
|
"id": 174,
|
|
"name": "uint256",
|
|
"nodeType": "ElementaryTypeName",
|
|
"src": "2489:7:0",
|
|
"typeDescriptions": {
|
|
"typeIdentifier": "t_uint256",
|
|
"typeString": "uint256"
|
|
}
|
|
},
|
|
"value": null,
|
|
"visibility": "internal"
|
|
}
|
|
],
|
|
"src": "2475:30:0"
|
|
},
|
|
"returnParameters": {
|
|
"id": 177,
|
|
"nodeType": "ParameterList",
|
|
"parameters": [],
|
|
"src": "2515:0:0"
|
|
},
|
|
"scope": 227,
|
|
"src": "2448:544:0",
|
|
"stateMutability": "nonpayable",
|
|
"superFunction": null,
|
|
"visibility": "internal"
|
|
}
|
|
],
|
|
"scope": 228,
|
|
"src": "805:2189:0"
|
|
}
|
|
],
|
|
"src": "755:2240:0"
|
|
},
|
|
"compiler": {
|
|
"name": "solc",
|
|
"version": "0.5.17+commit.d19bba13.Emscripten.clang"
|
|
},
|
|
"networks": {},
|
|
"schemaVersion": "3.0.18",
|
|
"updatedAt": "2020-05-21T19:03:54.134Z",
|
|
"devdoc": {
|
|
"methods": {
|
|
"changeOperator(address)": {
|
|
"details": "operator can change his address "
|
|
},
|
|
"deposit(bytes32)": {
|
|
"details": "Deposit funds into the contract. The caller must send (for ETH) or approve (for ERC20) value equal to or `denomination` of this instance.",
|
|
"params": {
|
|
"_commitment": "the note commitment, which is PedersenHash(nullifier + secret)"
|
|
}
|
|
},
|
|
"getLastRoot()": {
|
|
"details": "Returns the last root"
|
|
},
|
|
"hashLeftRight(bytes32,bytes32)": {
|
|
"details": "Hash 2 tree leaves, returns MiMC(_left, _right)"
|
|
},
|
|
"isKnownRoot(bytes32)": {
|
|
"details": "Whether the root is present in the root history"
|
|
},
|
|
"isSpent(bytes32)": {
|
|
"details": "whether a note is already spent "
|
|
},
|
|
"isSpentArray(bytes32[])": {
|
|
"details": "whether an array of notes is already spent "
|
|
},
|
|
"updateVerifier(address)": {
|
|
"details": "allow operator to update SNARK verification keys. This is needed to update keys after the final trusted setup ceremony is held. After that operator rights are supposed to be transferred to zero address"
|
|
},
|
|
"withdraw(bytes,bytes32,bytes32,address,address,uint256,uint256)": {
|
|
"details": "Withdraw a deposit from the contract. `proof` is a zkSNARK proof data, and input is an array of circuit public inputs `input` array consists of: - merkle root of all deposits in the contract - hash of unique deposit nullifier to prevent double spends - the recipient of funds - optional fee that goes to the transaction sender (usually a relay)"
|
|
}
|
|
}
|
|
},
|
|
"userdoc": {
|
|
"methods": {}
|
|
}
|
|
} |