Bump version for hashlib and hashlib_codecs

Author: dipu-bd

.pubignore

@@ -0,0 +1,7 @@
+/test
+/coverage
+/benchmark
+/doc
+/build
+/scripts
+/.github

CHANGELOG.md

@@ -1,4 +1,4 @@
-## 0.0.12
+## 0.0.13
 
 - `XOR` cipher.
 - `Salsa20` cipher with `Poly1305` tag.

analysis_options.yaml

@@ -22,5 +22,3 @@ linter:
 analyzer:
   exclude:
     - build/**
-    - test/**
-    - benchmark/**

benchmark/salsa20.dart

@@ -23,7 +23,7 @@ class CipherlibBenchmark extends Benchmark {
 
   @override
   void run() {
-    cipher.Salsa20(key, nonce).convert(input);
+    cipher.Salsa20(key, nonce: nonce).convert(input);
   }
 }
 
@@ -60,7 +60,7 @@ class CipherlibStreamBenchmark extends AsyncBenchmark {
 
   @override
   Future<void> run() async {
-    await cipher.Salsa20(key, nonce).stream(inputStream).drain();
+    await cipher.Salsa20(key, nonce: nonce).stream(inputStream).drain();
   }
 }
 

benchmark/salsa20_poly1305.dart

@@ -21,7 +21,7 @@ class CipherlibBenchmark extends Benchmark {
 
   @override
   void run() {
-    cipher.Salsa20Poly1305(key: key, iv: nonce).convert(input);
+    cipher.Salsa20Poly1305(key: key, nonce: nonce).convert(input);
   }
 }
 

lib/src/algorithms/aead_cipher.dart

@@ -6,7 +6,8 @@ import 'dart:typed_data';
 
 import 'package:cipherlib/src/core/cipher.dart';
 import 'package:cipherlib/src/core/cipher_sink.dart';
-import 'package:hashlib/hashlib.dart' show HashDigest, MACHashBase, MACSinkBase;
+import 'package:hashlib/hashlib.dart'
+    show HashDigest, HashDigestSink, MACHashBase;
 
 /// The result fromo AEAD ciphers
 class AEADResult {
@@ -43,61 +44,52 @@ class AEADResultWithIV extends AEADResult {
 
 /// Extends the base [AEADCipherSink] to generate message digest for cipher
 /// algorithms.
-class AEADCipherSink implements CipherSink, MACSinkBase {
+class AEADCipherSink<C extends CipherSink, H extends HashDigestSink>
+    extends CipherSink {
+  final H _sink;
+  final C _cipher;
+  final List<int>? _aad;
+  int _dataLength = 0;
+  bool _verifyMode;
+
   AEADCipherSink(
     this._cipher,
-    this._hasher, [
+    this._sink, [
     this._aad,
     this._verifyMode = false,
   ]) {
-    _hasher.reset();
     _cipher.reset();
+    if (_aad != null) {
+      _sink.add(_aad!);
+      // pad with zero
+      int n = _aad!.length;
+      if (n & 15 != 0) {
+        _sink.add(Uint8List(16 - (n & 15)));
+      }
+    }
   }
 
-  bool _verifyMode;
-  int _dataLength = 0;
-  final List<int>? _aad;
-  final CipherSink _cipher;
-  final MACSinkBase _hasher;
-
-  @override
-  int get hashLength => _hasher.hashLength;
-
-  @override
-  int get derivedKeyLength => _hasher.derivedKeyLength;
+  /// The length of generated hash in bytes
+  int get macLength => _sink.hashLength;
 
   @override
-  bool get closed => _hasher.closed || _cipher.closed;
+  bool get closed => _sink.closed || _cipher.closed;
 
   @override
-  void reset([bool asVerifyMode = false]) {
-    _hasher.reset();
+  void reset([bool forVerification = false]) {
+    _sink.reset();
     _cipher.reset();
-    _verifyMode = asVerifyMode;
+    _verifyMode = forVerification;
   }
 
-  @override
-  Uint8List close() {
-    return add([], 0, null, true);
-  }
-
-  @override
+  /// Finalizes the message-digest and returns a [HashDigest].
+  ///
+  /// Throws [StateError] if this sink is not closed before generating digest.
   HashDigest digest() {
-    if (!closed) close();
-    return _hasher.digest();
-  }
-
-  @override
-  void init([List<int>? keypair]) {
-    if (_aad != null) {
-      _hasher.add(_aad!);
-      // pad with zero
-      int n = _aad!.length;
-      if (n & 15 != 0) {
-        _hasher.add(Uint8List(16 - (n & 15)));
-      }
+    if (!closed) {
+      close();
     }
-    _dataLength = 0;
+    return _sink.digest();
   }
 
   @override
@@ -111,18 +103,18 @@ class AEADCipherSink implements CipherSink, MACSinkBase {
     var cipher = _cipher.add(data, start, end, last);
     if (_verifyMode) {
       _dataLength += end - start;
-      _hasher.add(data, start, end);
+      _sink.add(data, start, end);
     } else {
       _dataLength += cipher.length;
-      _hasher.add(cipher);
+      _sink.add(cipher);
     }
     if (last) {
       // pad with zero
       if (_dataLength & 15 != 0) {
-        _hasher.add(Uint8List(16 - (_dataLength & 15)));
+        _sink.add(Uint8List(16 - (_dataLength & 15)));
       }
       int n = _aad?.length ?? 0;
-      _hasher.add([
+      _sink.add([
         n,
         n >>> 8,
         n >>> 16,
@@ -146,24 +138,24 @@ class AEADCipherSink implements CipherSink, MACSinkBase {
 }
 
 /// Provides support for AEAD (Authenticated Encryption with Associated Data) to
-/// the any [Cipher] with any [MACHashBase] algorithm.
+/// the any [Cipher] with any MAC algorithm.
 abstract class AEADCipher<C extends Cipher, M extends MACHashBase>
     extends StreamCipherBase {
+  /// The MAC generator used by this AEAD construction
+  final M mac;
+
   /// The cipher used by this AEAD construction
   final C cipher;
 
-  /// The MAC generator used by this AEAD construction
-  final M hasher;
-
   /// Additional authenticated data (optional)
   final List<int>? aad;
 
   @override
-  String get name => '${cipher.name}/${hasher.name}';
+  String get name => '${cipher.name}/${mac.name}';
 
   const AEADCipher(
     this.cipher,
-    this.hasher, [
+    this.mac, [
     this.aad,
   ]);
 
@@ -172,10 +164,10 @@ abstract class AEADCipher<C extends Cipher, M extends MACHashBase>
   ]) =>
       AEADCipherSink(
         cipher.createSink(),
-        hasher.createSink(),
+        mac.createSink(),
         aad,
         verifyMode,
-      )..init();
+      );
 
   /// Transforms the [message] with an authentication tag.
   @pragma('vm:prefer-inline')

lib/src/algorithms/chacha20.dart

@@ -244,7 +244,7 @@ class ChaCha20 extends SaltedCipher {
   /// The initial block id
   final Uint8List counter;
 
-  const ChaCha20(
+  const ChaCha20._(
     this.key,
     Uint8List nonce,
     this.counter,
@@ -253,7 +253,7 @@ class ChaCha20 extends SaltedCipher {
   /// Creates a [ChaCha20] with List<int> [key], and [nonce].
   ///
   /// Every elements of the both list is transformed to unsigned 8-bit numbers.
-  factory ChaCha20.fromList(
+  factory ChaCha20(
     List<int> key, {
     List<int>? nonce,
     Nonce64? counter,
@@ -263,7 +263,7 @@ class ChaCha20 extends SaltedCipher {
     var counter8 = counter.bytes;
     var key8 = key is Uint8List ? key : Uint8List.fromList(key);
     var nonce8 = nonce is Uint8List ? nonce : Uint8List.fromList(nonce);
-    return ChaCha20(key8, nonce8, counter8);
+    return ChaCha20._(key8, nonce8, counter8);
   }
 
   @override

lib/src/algorithms/salsa20.dart

@@ -213,7 +213,7 @@ class Salsa20 extends SaltedCipher {
   /// The initial block id
   final Uint8List counter;
 
-  const Salsa20(
+  const Salsa20._(
     this.key,
     Uint8List nonce,
     this.counter,
@@ -222,7 +222,7 @@ class Salsa20 extends SaltedCipher {
   /// Creates a [Salsa20] with List<int> [key], and [nonce].
   ///
   /// Every elements of the both list is transformed to unsigned 8-bit numbers.
-  factory Salsa20.fromList(
+  factory Salsa20(
     List<int> key, {
     List<int>? nonce,
     Nonce64? counter,
@@ -232,7 +232,7 @@ class Salsa20 extends SaltedCipher {
     var counter8 = counter.bytes;
     var key8 = key is Uint8List ? key : Uint8List.fromList(key);
     var nonce8 = nonce is Uint8List ? nonce : Uint8List.fromList(nonce);
-    return Salsa20(key8, nonce8, counter8);
+    return Salsa20._(key8, nonce8, counter8);
   }
 
   @override

lib/src/chacha20.dart

@@ -24,7 +24,7 @@ Uint8List chacha20(
   List<int>? nonce,
   Nonce64? counter,
 }) =>
-    ChaCha20.fromList(
+    ChaCha20(
       key,
       nonce: nonce,
       counter: counter,
@@ -46,7 +46,7 @@ Stream<int> chacha20Stream(
   List<int>? nonce,
   Nonce64? counter,
 }) =>
-    ChaCha20.fromList(
+    ChaCha20(
       key,
       nonce: nonce,
       counter: counter,

lib/src/chacha20_poly1305.dart

@@ -5,6 +5,7 @@ import 'dart:typed_data';
 
 import 'package:cipherlib/src/algorithms/aead_cipher.dart';
 import 'package:cipherlib/src/algorithms/chacha20.dart';
+import 'package:cipherlib/src/chacha20.dart';
 import 'package:cipherlib/src/utils/nonce.dart';
 import 'package:hashlib/hashlib.dart' show Poly1305;
 
@@ -37,7 +38,7 @@ class ChaCha20Poly1305 extends AEADCipher<ChaCha20, Poly1305> {
     Nonce64? counter,
     List<int>? aad,
   }) =>
-      ChaCha20.fromList(
+      ChaCha20(
         key,
         nonce: nonce,
         counter: counter,

lib/src/core/cipher.dart

@@ -34,11 +34,11 @@ abstract class StreamCipherBase
 
 /// Template for Cipher algorithm that uses the same logic for
 /// both encryption and decryption.
-abstract class Cipher extends StreamCipherBase {
+abstract class Cipher<S extends CipherSink> extends StreamCipherBase {
   const Cipher();
 
   /// Creates a sink for the algorithm
-  CipherSink createSink();
+  S createSink();
 
   /// Transforms the [message].
   @pragma('vm:prefer-inline')

lib/src/salsa20.dart

@@ -23,7 +23,7 @@ Uint8List salsa20(
   List<int>? nonce,
   Nonce64? counter,
 }) =>
-    Salsa20.fromList(
+    Salsa20(
       key,
       nonce: nonce,
       counter: counter,
@@ -44,7 +44,7 @@ Stream<int> salsa20Stream(
   List<int>? nonce,
   Nonce64? counter,
 }) =>
-    Salsa20.fromList(
+    Salsa20(
       key,
       nonce: nonce,
       counter: counter,

lib/src/salsa20_poly1305.dart

@@ -31,7 +31,7 @@ class Salsa20Poly1305 extends AEADCipher<Salsa20, Poly1305> {
     Nonce64? counter,
     List<int>? aad,
   }) =>
-      Salsa20.fromList(
+      Salsa20(
         key,
         nonce: nonce,
         counter: counter,

pubspec.yaml

@@ -1,14 +1,14 @@
 name: cipherlib
 description: Implementations of cryptographic algorithms for encryption and decryption in Dart.
-version: 0.0.12
+version: 0.0.13
 repository: https://github.com/bitanon/cipherlib
 
 environment:
   sdk: '>=2.14.0 <4.0.0'
 
 dependencies:
-  hashlib: ^1.19.2
-  hashlib_codecs: ^2.5.0
+  hashlib: ^1.20.2
+  hashlib_codecs: ^2.6.0
 
 dev_dependencies:
   lints: any