tornadocash/tornado-anonymity-mining
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Alexey 2021-03-11 21:12:11 +04:00 committed by Alexey Pertsev
parent 01ca620e7c
commit 5a82105f24
2 changed files with 21 additions and 6 deletions
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23
contracts/TornadoProxy.sol
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@ -17,8 +17,9 @@ contract TornadoProxy {
enum InstanceState { Disabled, Enabled, Mineable } enum InstanceState { Disabled, Enabled, Mineable }
struct Instance { struct Instance {
address instance; ITornadoInstance instance;
InstanceState state; InstanceState state;
bool isERC20;
} }
ITornadoTrees public tornadoTrees; ITornadoTrees public tornadoTrees;
@ -39,7 +40,7 @@ contract TornadoProxy {
governance = _governance; governance = _governance;
for (uint256 i = 0; i < _instances.length; i++) { for (uint256 i = 0; i < _instances.length; i++) {
instances[ITornadoInstance(_instances[i].instance)] = _instances[i].state; _updateInstance(_instances[i]);
} }
} }
@ -50,7 +51,9 @@ contract TornadoProxy {
) external payable { ) external payable {
require(instances[_tornado] != InstanceState.Disabled, "The instance is not supported"); require(instances[_tornado] != InstanceState.Disabled, "The instance is not supported");
IERC20(_tornado.token()).safeTransferFrom(msg.sender, address(this), _tornado.denomination());
_tornado.deposit{ value: msg.value }(_commitment); _tornado.deposit{ value: msg.value }(_commitment);
if (instances[_tornado] == InstanceState.Mineable) { if (instances[_tornado] == InstanceState.Mineable) {
tornadoTrees.registerDeposit(address(_tornado), _commitment); tornadoTrees.registerDeposit(address(_tornado), _commitment);
} }
@ -75,13 +78,13 @@ contract TornadoProxy {
} }
} }
function updateInstance(ITornadoInstance _instance, InstanceState _state) external onlyGovernance { function updateInstance(Instance calldata _instance) external onlyGovernance {
instances[_instance] = _state; _updateInstance(_instance);
emit InstanceStateUpdate(address(_instance), _state); emit InstanceStateUpdate(address(_instance), _state);
} }
function setTornadoTreesContract(address _instance) external onlyGovernance { function setTornadoTreesContract(address _tornadoTrees) external onlyGovernance {
tornadoTrees = ITornadoTrees(_instance); tornadoTrees = ITornadoTrees(_tornadoTrees);
} }
/// @dev Method to claim junk and accidentally sent tokens /// @dev Method to claim junk and accidentally sent tokens
@ -105,4 +108,12 @@ contract TornadoProxy {
_token.safeTransfer(_to, balance); _token.safeTransfer(_to, balance);
} }
} }
function _updateInstance(Instance memory _tornado) internal {
instances[_tornado.instance] = _tornado.state;
if (_tornado.isERC20) {
IERC20 token = IERC20(_tornado.instance.token());
token.safeApprove(address(_tornado.instance), uint256(-1));
}
}
} }

4
contracts/interfaces/ITornadoInstance.sol
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@ -3,6 +3,10 @@
pragma solidity ^0.6.0; pragma solidity ^0.6.0;
interface ITornadoInstance { interface ITornadoInstance {
function token() external returns (address);
function denomination() external returns (uint256);
function deposit(bytes32 commitment) external payable; function deposit(bytes32 commitment) external payable;
function withdraw( function withdraw(