Added p2sh address to output script.

M committed Dec 8, 2020 at 23:47 UTC 43e602b71ec17eb833405a4494f5768419e17a56
3 files changed +28 -2
lib/bitcoin/address_to_output_script.dart new
+25
@@ -0,0 +1,25 @@
1 +import 'dart:typed_data';
2 +import 'package:bs58check/bs58check.dart' as bs58check;
3 +import 'package:bitcoin_flutter/src/utils/constants/op.dart';
4 +import 'package:bitcoin_flutter/src/utils/script.dart' as bscript;
5 +import 'package:bitcoin_flutter/src/address.dart';
6 +
7 +
8 +Uint8List p2shAddressToOutputScript(String address) {
9 + final decodeBase58 = bs58check.decode(address);
10 + final hash = decodeBase58.sublist(1);
11 + return bscript.compile(<dynamic>[OPS['OP_HASH160'], hash, OPS['OP_EQUAL']]);
12 +}
13 +
14 +Uint8List addressToOutputScript(String address) {
15 + try {
16 + // FIXME: improve validation for p2sh addresses
17 + if (address.startsWith('3')) {
18 + return p2shAddressToOutputScript(address);
19 + }
20 +
21 + return Address.addressToOutputScript(address);
22 + } catch (_) {
23 + return Uint8List(0);
24 + }
25 +}
\ No newline at end of file
lib/bitcoin/bitcoin_wallet.dart
+3 -1
@@ -1,5 +1,6 @@
1 import 'dart:async';
2 import 'dart:convert';
3 +import 'package:cake_wallet/bitcoin/address_to_output_script.dart';
4 import 'package:cake_wallet/bitcoin/bitcoin_mnemonic.dart';
5 import 'package:mobx/mobx.dart';
6 import 'package:flutter/foundation.dart';
@@ -302,7 +303,8 @@ abstract class BitcoinWalletBase extends WalletBase<BitcoinBalance> with Store {
303 }
304 });
305
305 - txb.addOutput(transactionCredentials.address, amount);
306 + txb.addOutput(
307 + addressToOutputScript(transactionCredentials.address), amount);
308
309 if (changeValue > 0) {
310 txb.addOutput(changeAddress, changeValue);
lib/main.dart
-1
@@ -1,4 +1,3 @@
1 -import 'package:cake_wallet/bitcoin/bitcoin_mnemonic.dart';
1 import 'package:flutter/material.dart';
2 import 'package:flutter/services.dart';
3 import 'package:hive/hive.dart';