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authorJacob Evans <jacob@dekz.net>2018-10-04 15:32:54 +0800
committerJacob Evans <jacob@dekz.net>2018-10-05 10:02:09 +0800
commit3e2fe40a11919f09f1f454c71f02aaa147b46b0c (patch)
tree0ff88e480944cfab0cefd211f5623f2870462351 /packages/contracts/test/utils
parent2a82ff48c061eacb3b6f9fb36eeae7f515b6d11d (diff)
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Add eth_signTypedData support to our wallet subproviders
Diffstat (limited to 'packages/contracts/test/utils')
-rw-r--r--packages/contracts/test/utils/transaction_factory.ts40
1 files changed, 28 insertions, 12 deletions
diff --git a/packages/contracts/test/utils/transaction_factory.ts b/packages/contracts/test/utils/transaction_factory.ts
index 8465a6a30..47880cca5 100644
--- a/packages/contracts/test/utils/transaction_factory.ts
+++ b/packages/contracts/test/utils/transaction_factory.ts
@@ -1,16 +1,22 @@
-import { EIP712Schema, EIP712Types, eip712Utils, generatePseudoRandomSalt } from '@0xproject/order-utils';
+import {
+ EIP712_DOMAIN_NAME,
+ EIP712_DOMAIN_SCHEMA,
+ EIP712_DOMAIN_VERSION,
+ generatePseudoRandomSalt,
+} from '@0xproject/order-utils';
import { SignatureType } from '@0xproject/types';
+import { signTypedDataUtils } from '@0xproject/utils';
import * as ethUtil from 'ethereumjs-util';
import { signingUtils } from './signing_utils';
import { SignedTransaction } from './types';
-const EIP712_ZEROEX_TRANSACTION_SCHEMA: EIP712Schema = {
+const EIP712_ZEROEX_TRANSACTION_SCHEMA = {
name: 'ZeroExTransaction',
parameters: [
- { name: 'salt', type: EIP712Types.Uint256 },
- { name: 'signerAddress', type: EIP712Types.Address },
- { name: 'data', type: EIP712Types.Bytes },
+ { name: 'salt', type: 'uint256' },
+ { name: 'signerAddress', type: 'address' },
+ { name: 'data', type: 'bytes' },
],
};
@@ -27,20 +33,30 @@ export class TransactionFactory {
const salt = generatePseudoRandomSalt();
const signerAddress = `0x${this._signerBuff.toString('hex')}`;
const executeTransactionData = {
- salt,
+ salt: salt.toString(),
signerAddress,
data,
};
- const executeTransactionHashBuff = eip712Utils.structHash(
- EIP712_ZEROEX_TRANSACTION_SCHEMA,
- executeTransactionData,
- );
- const txHash = eip712Utils.createEIP712Message(executeTransactionHashBuff, this._exchangeAddress);
- const signature = signingUtils.signMessage(txHash, this._privateKey, signatureType);
+ const typedData = {
+ types: {
+ EIP712Domain: EIP712_DOMAIN_SCHEMA.parameters,
+ ZeroExTransaction: EIP712_ZEROEX_TRANSACTION_SCHEMA.parameters,
+ },
+ domain: {
+ name: EIP712_DOMAIN_NAME,
+ version: EIP712_DOMAIN_VERSION,
+ verifyingContract: this._exchangeAddress,
+ },
+ message: executeTransactionData,
+ primaryType: EIP712_ZEROEX_TRANSACTION_SCHEMA.name,
+ };
+ const eip712MessageBuffer = signTypedDataUtils.signTypedDataHash(typedData);
+ const signature = signingUtils.signMessage(eip712MessageBuffer, this._privateKey, signatureType);
const signedTx = {
exchangeAddress: this._exchangeAddress,
signature: `0x${signature.toString('hex')}`,
...executeTransactionData,
+ salt,
};
return signedTx;
}