tornadocash/tornado-core
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remove migration script (moving to a separate branch)

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poma 2019-12-14 15:23:59 +07:00
parent 079ba3aa5a
commit 0fc3cda775
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2 changed files with 0 additions and 175 deletions
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30
contracts/ETHTornado.sol
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@ -38,34 +38,4 @@ contract ETHTornado is Tornado {
require(success, "payment to _relayer did not go thru"); require(success, "payment to _relayer did not go thru");
} }
} }
/**
@dev Migrate state from old mixer to this one.
@param _commitments deposited commitments from previous contract
@param _nullifierHashes spent nullifiers from previous contract
*/
bool public isMigrated = false;
function migrateState(bytes32[] calldata _commitments, bytes32[] calldata _nullifierHashes) external onlyOperator {
require(!isMigrated, "Migration is disabled");
for (uint32 i = 0; i < _commitments.length; i++) {
commitments[_commitments[i]] = true;
emit Deposit(_commitments[i], nextIndex + i, block.timestamp);
}
nextIndex += uint32(_commitments.length);
for (uint256 i = 0; i < _nullifierHashes.length; i++) {
nullifierHashes[_nullifierHashes[i]] = true;
emit Withdrawal(address(0), _nullifierHashes[i], address(0), 0);
}
}
function initializeTreeForMigration(bytes32[] calldata _filledSubtrees, bytes32 _root) external onlyOperator {
require(!isMigrated, "already migrated");
filledSubtrees = _filledSubtrees;
roots[0] = _root;
}
function finishMigration() external payable onlyOperator {
isMigrated = true;
}
} }

145
migrationDeposits.js
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