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30 lines
1.1 KiB
Dart
30 lines
1.1 KiB
Dart
import 'dart:typed_data';
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import 'package:bitcoin_flutter/bitcoin_flutter.dart' as bitcoin;
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import 'package:bs58check/bs58check.dart' as bs58check;
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import 'package:bitcoin_flutter/src/utils/constants/op.dart';
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import 'package:bitcoin_flutter/src/utils/script.dart' as bscript;
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import 'package:bitcoin_flutter/src/address.dart';
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Uint8List p2shAddressToOutputScript(String address) {
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final decodeBase58 = bs58check.decode(address);
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final hash = decodeBase58.sublist(1);
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return bscript.compile(<dynamic>[OPS['OP_HASH160'], hash, OPS['OP_EQUAL']]);
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}
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Uint8List addressToOutputScript(String address, bitcoin.NetworkType networkType) {
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try {
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// FIXME: improve validation for p2sh addresses
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// 3 for bitcoin
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// m for litecoin
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// (note: m is also for bitcoin's testnet. check networkType to make sure)
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if (address.startsWith('3') ||
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(address.toLowerCase().startsWith('m') && networkType != bitcoin.testnet)) {
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return p2shAddressToOutputScript(address);
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}
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return Address.addressToOutputScript(address, networkType);
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} catch (err) {
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print(err);
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return Uint8List(0);
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}
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}
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