twonly-app-dependencies/pointycastle/lib/block/modes/sic.dart
2025-12-07 16:10:41 +01:00

23 lines
801 B
Dart

// See file LICENSE for more information.
library impl.block_cipher.modes.sic;
import 'package:pointycastle/api.dart';
import 'package:pointycastle/adapters/stream_cipher_as_block_cipher.dart';
import 'package:pointycastle/stream/sic.dart';
import 'package:pointycastle/src/registry/registry.dart';
/// See [SICStreamCipher].
class SICBlockCipher extends StreamCipherAsBlockCipher {
/// Intended for internal use.
static final FactoryConfig factoryConfig = DynamicFactoryConfig.suffix(
BlockCipher,
'/SIC',
(_, final Match match) => () {
var underlying = BlockCipher(match.group(1)!);
return SICBlockCipher(
underlying.blockSize, SICStreamCipher(underlying));
});
SICBlockCipher(super.blockSize, super.underlyingCipher);
}