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refactor: functions order

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Alexey 2021-10-21 19:46:29 +03:00
parent 0ecd02620d
commit ebf1b1a1b4
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1 changed files with 59 additions and 59 deletions
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112
contracts/TornadoPool.sol
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@ -98,10 +98,6 @@ contract TornadoPool is MerkleTreeWithHistory, IERC20Receiver, ReentrancyGuard,
super._initialize();
}
function configureLimits(uint256 _minimalWithdrawalAmount, uint256 _maximumDepositAmount) public onlyGovernance {
_configureLimits(_minimalWithdrawalAmount, _maximumDepositAmount);
}
function transact(Proof memory _args, ExtData memory _extData) public {
if (_extData.extAmount > 0) {
// for deposits from L2
@ -112,39 +108,36 @@ contract TornadoPool is MerkleTreeWithHistory, IERC20Receiver, ReentrancyGuard,
_transact(_args, _extData);
}
function _transact(Proof memory _args, ExtData memory _extData) internal nonReentrant {
require(isKnownRoot(_args.root), "Invalid merkle root");
for (uint256 i = 0; i < _args.inputNullifiers.length; i++) {
require(!isSpent(_args.inputNullifiers[i]), "Input is already spent");
}
require(uint256(_args.extDataHash) == uint256(keccak256(abi.encode(_extData))) % FIELD_SIZE, "Incorrect external data hash");
require(_args.publicAmount == calculatePublicAmount(_extData.extAmount, _extData.fee), "Invalid public amount");
require(verifyProof(_args), "Invalid transaction proof");
for (uint256 i = 0; i < _args.inputNullifiers.length; i++) {
nullifierHashes[_args.inputNullifiers[i]] = true;
function register(Account memory _account) public {
require(_account.owner == msg.sender, "only owner can be registered");
_register(_account);
}
if (_extData.extAmount < 0) {
require(_extData.recipient != address(0), "Can't withdraw to zero address");
if (_extData.isL1Withdrawal) {
token.transferAndCall(omniBridge, uint256(-_extData.extAmount), abi.encodePacked(l1Unwrapper, _extData.recipient));
} else {
token.transfer(_extData.recipient, uint256(-_extData.extAmount));
}
require(uint256(-_extData.extAmount) >= minimalWithdrawalAmount, "amount is less than minimalWithdrawalAmount"); // prevents ddos attack to Bridge
}
if (_extData.fee > 0) {
token.transfer(_extData.relayer, _extData.fee);
function registerAndTransact(
Account memory _account,
Proof memory _proofArgs,
ExtData memory _extData
) public {
register(_account);
transact(_proofArgs, _extData);
}
lastBalance = token.balanceOf(address(this));
_insert(_args.outputCommitments[0], _args.outputCommitments[1]);
emit NewCommitment(_args.outputCommitments[0], nextIndex - 2, _extData.encryptedOutput1);
emit NewCommitment(_args.outputCommitments[1], nextIndex - 1, _extData.encryptedOutput2);
for (uint256 i = 0; i < _args.inputNullifiers.length; i++) {
emit NewNullifier(_args.inputNullifiers[i]);
function onTokenBridged(
IERC6777 _token,
uint256 _amount,
bytes calldata _data
) external override {
(Proof memory _args, ExtData memory _extData) = abi.decode(_data, (Proof, ExtData));
require(_token == token, "provided token is not supported");
require(msg.sender == omniBridge, "only omni bridge");
require(_amount >= uint256(_extData.extAmount), "amount from bridge is incorrect");
require(token.balanceOf(address(this)) >= uint256(_extData.extAmount) + lastBalance, "bridge did not send enough tokens");
require(uint256(_extData.extAmount) <= maximumDepositAmount, "amount is larger than maximumDepositAmount");
_transact(_args, _extData);
}
function configureLimits(uint256 _minimalWithdrawalAmount, uint256 _maximumDepositAmount) public onlyGovernance {
_configureLimits(_minimalWithdrawalAmount, _maximumDepositAmount);
}
function calculatePublicAmount(int256 _extAmount, uint256 _fee) public pure returns (uint256) {
@ -207,36 +200,43 @@ contract TornadoPool is MerkleTreeWithHistory, IERC20Receiver, ReentrancyGuard,
}
}
function register(Account memory _account) public {
require(_account.owner == msg.sender, "only owner can be registered");
_register(_account);
}
function _register(Account memory _account) internal {
emit PublicKey(_account.owner, _account.publicKey);
}
function registerAndTransact(
Account memory _account,
Proof memory _proofArgs,
ExtData memory _extData
) public {
register(_account);
transact(_proofArgs, _extData);
function _transact(Proof memory _args, ExtData memory _extData) internal nonReentrant {
require(isKnownRoot(_args.root), "Invalid merkle root");
for (uint256 i = 0; i < _args.inputNullifiers.length; i++) {
require(!isSpent(_args.inputNullifiers[i]), "Input is already spent");
}
require(uint256(_args.extDataHash) == uint256(keccak256(abi.encode(_extData))) % FIELD_SIZE, "Incorrect external data hash");
require(_args.publicAmount == calculatePublicAmount(_extData.extAmount, _extData.fee), "Invalid public amount");
require(verifyProof(_args), "Invalid transaction proof");
for (uint256 i = 0; i < _args.inputNullifiers.length; i++) {
nullifierHashes[_args.inputNullifiers[i]] = true;
}
function onTokenBridged(
IERC6777 _token,
uint256 _amount,
bytes calldata _data
) external override {
(Proof memory _args, ExtData memory _extData) = abi.decode(_data, (Proof, ExtData));
require(_token == token, "provided token is not supported");
require(msg.sender == omniBridge, "only omni bridge");
require(_amount >= uint256(_extData.extAmount), "amount from bridge is incorrect");
require(token.balanceOf(address(this)) >= uint256(_extData.extAmount) + lastBalance, "bridge did not send enough tokens");
require(uint256(_extData.extAmount) <= maximumDepositAmount, "amount is larger than maximumDepositAmount");
_transact(_args, _extData);
if (_extData.extAmount < 0) {
require(_extData.recipient != address(0), "Can't withdraw to zero address");
if (_extData.isL1Withdrawal) {
token.transferAndCall(omniBridge, uint256(-_extData.extAmount), abi.encodePacked(l1Unwrapper, _extData.recipient));
} else {
token.transfer(_extData.recipient, uint256(-_extData.extAmount));
}
require(uint256(-_extData.extAmount) >= minimalWithdrawalAmount, "amount is less than minimalWithdrawalAmount"); // prevents ddos attack to Bridge
}
if (_extData.fee > 0) {
token.transfer(_extData.relayer, _extData.fee);
}
lastBalance = token.balanceOf(address(this));
_insert(_args.outputCommitments[0], _args.outputCommitments[1]);
emit NewCommitment(_args.outputCommitments[0], nextIndex - 2, _extData.encryptedOutput1);
emit NewCommitment(_args.outputCommitments[1], nextIndex - 1, _extData.encryptedOutput2);
for (uint256 i = 0; i < _args.inputNullifiers.length; i++) {
emit NewNullifier(_args.inputNullifiers[i]);
}
}
function _configureLimits(uint256 _minimalWithdrawalAmount, uint256 _maximumDepositAmount) internal {