diff options
| -rw-r--r-- | packages/contracts/src/contracts/current/protocol/Exchange/MixinTransactions.sol | 7 | ||||
| -rw-r--r-- | packages/contracts/src/contracts/current/protocol/Exchange/libs/LibOrder.sol | 15 |
2 files changed, 22 insertions, 0 deletions
diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/MixinTransactions.sol b/packages/contracts/src/contracts/current/protocol/Exchange/MixinTransactions.sol index e0f450d0a..31f7f2847 100644 --- a/packages/contracts/src/contracts/current/protocol/Exchange/MixinTransactions.sol +++ b/packages/contracts/src/contracts/current/protocol/Exchange/MixinTransactions.sol @@ -60,6 +60,13 @@ contract MixinTransactions is { bytes32 schemaHash = EIP712_ZEROEX_TRANSACTION_SCHEMA_HASH; bytes32 dataHash = keccak256(data); + // Assembly for more efficiently computing: + // keccak256(abi.encode( + // EIP712_ZEROEX_TRANSACTION_SCHEMA_HASH, + // salt, + // signerAddress, + // keccak256(data) + // )); assembly { let memPtr := mload(64) mstore(memPtr, schemaHash) diff --git a/packages/contracts/src/contracts/current/protocol/Exchange/libs/LibOrder.sol b/packages/contracts/src/contracts/current/protocol/Exchange/libs/LibOrder.sol index f3f1e9277..954f94f76 100644 --- a/packages/contracts/src/contracts/current/protocol/Exchange/libs/LibOrder.sol +++ b/packages/contracts/src/contracts/current/protocol/Exchange/libs/LibOrder.sol @@ -98,6 +98,21 @@ contract LibOrder is bytes32 schemaHash = EIP712_ORDER_SCHEMA_HASH; bytes32 makerAssetDataHash = keccak256(order.makerAssetData); bytes32 takerAssetDataHash = keccak256(order.takerAssetData); + // Assembly for more efficiently computing: + // keccak256(abi.encode( + // order.makerAddress, + // order.takerAddress, + // order.feeRecipientAddress, + // order.senderAddress, + // order.makerAssetAmount, + // order.takerAssetAmount, + // order.makerFee, + // order.takerFee, + // order.expirationTimeSeconds, + // order.salt, + // keccak256(order.makerAssetData), + // keccak256(order.takerAssetData) + // )); assembly { // Backup let temp1 := mload(sub(order, 32)) |