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-rw-r--r--src/utils/order_validation_utils.ts6
1 files changed, 5 insertions, 1 deletions
diff --git a/src/utils/order_validation_utils.ts b/src/utils/order_validation_utils.ts
index 445ad43f9..e64666dfc 100644
--- a/src/utils/order_validation_utils.ts
+++ b/src/utils/order_validation_utils.ts
@@ -1,4 +1,5 @@
-import {ExchangeContractErrs, SignedOrder, Order} from '../types';
+import {ExchangeContractErrs, SignedOrder, Order, ZeroExError} from '../types';
+import {ZeroEx} from '../0x.js';
import {TokenWrapper} from '../contract_wrappers/token_wrapper';
import {ExchangeWrapper} from '../contract_wrappers/exchange_wrapper';
import {utils} from '../utils/utils';
@@ -19,6 +20,9 @@ export class OrderValidationUtils {
throw new Error(ExchangeContractErrs.OrderFillAmountZero);
}
const orderHash = utils.getOrderHashHex(signedOrder);
+ if (!ZeroEx.isValidSignature(orderHash, signedOrder.ecSignature, signedOrder.maker)) {
+ throw new Error(ZeroExError.InvalidSignature);
+ }
const unavailableTakerTokenAmount = await this.exchangeWrapper.getUnavailableTakerAmountAsync(orderHash);
if (signedOrder.makerTokenAmount.eq(unavailableTakerTokenAmount)) {
throw new Error(ExchangeContractErrs.OrderRemainingFillAmountZero);