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30 lines
751 B
Dart
30 lines
751 B
Dart
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import 'dart:typed_data';
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import 'package:bitcoindart/src/utils/constants/op.dart' as op;
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import 'package:bitcoindart/src/utils/script.dart' as bscript;
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abstract final class BchUtils {
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static bool isSLP(Uint8List scriptPubKey) {
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const id = [83, 76, 80, 0]; // 'SLP\x00'
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final decompiled = bscript.decompile(scriptPubKey);
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if (decompiled != null &&
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decompiled.length > 1 &&
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decompiled.first == op.OPS["OP_RETURN"]) {
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final _id = decompiled[1];
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if (_id is List<int> && _id.length == id.length) {
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for (int i = 0; i < id.length; i++) {
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if (_id[i] != id[i]) {
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return false;
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}
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}
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// lists match!
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return true;
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}
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}
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return false;
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}
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}
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