blockworks-foundation
/
pyth-crosschain
mirror of https://github.com/blockworks-foundation/pyth-crosschain.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

evm/token_bridge: reentrancy protection

This commit is contained in:
Evan Gray 2022-01-20 21:37:08 +00:00 committed by Csongor Kiss
parent 52562cacb0
commit 608c724a76
1 changed files with 3 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
ethereum/contracts/bridge/Bridge.sol
View File

@ -3,6 +3,7 @@
pragma solidity ^0.8.0;
import "@openzeppelin/contracts/security/ReentrancyGuard.sol";
import "@openzeppelin/contracts/token/ERC20/IERC20.sol";
import "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol";
@ -16,7 +17,7 @@ import "./BridgeGovernance.sol";
import "./token/Token.sol";
import "./token/TokenImplementation.sol";
contract Bridge is BridgeGovernance {
contract Bridge is BridgeGovernance, ReentrancyGuard {
using BytesLib for bytes;
// Produce a AssetMeta message for a given token
@ -90,7 +91,7 @@ contract Bridge is BridgeGovernance {
}
// Initiate a Transfer
function transferTokens(address token, uint256 amount, uint16 recipientChain, bytes32 recipient, uint256 arbiterFee, uint32 nonce) public payable returns (uint64 sequence) {
function transferTokens(address token, uint256 amount, uint16 recipientChain, bytes32 recipient, uint256 arbiterFee, uint32 nonce) public payable nonReentrant returns (uint64 sequence) {
// determine token parameters
uint16 tokenChain;
bytes32 tokenAddress;