Initial commit

Signed-off-by: jolheiser <john.olheiser@gmail.com>

.gitignore

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+# Files and directories created by pub.
+.dart_tool/
+.packages
+
+# Conventional directory for build output.
+build/
+.idea/

CHANGELOG.md

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+## 1.0.0
+
+- Initial version.

README.md

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+A simple command-line application.

analysis_options.yaml

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+# This file configures the static analysis results for your project (errors,
+# warnings, and lints).
+#
+# This enables the 'recommended' set of lints from `package:lints`.
+# This set helps identify many issues that may lead to problems when running
+# or consuming Dart code, and enforces writing Dart using a single, idiomatic
+# style and format.
+#
+# If you want a smaller set of lints you can change this to specify
+# 'package:lints/core.yaml'. These are just the most critical lints
+# (the recommended set includes the core lints).
+# The core lints are also what is used by pub.dev for scoring packages.
+
+include: package:lints/recommended.yaml
+
+# Uncomment the following section to specify additional rules.
+
+# linter:
+#   rules:
+#     - camel_case_types
+
+# analyzer:
+#   exclude:
+#     - path/to/excluded/files/**
+
+# For more information about the core and recommended set of lints, see
+# https://dart.dev/go/core-lints
+
+# For additional information about configuring this file, see
+# https://dart.dev/guides/language/analysis-options

lib/spectre.dart

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+export "src/spectre.dart" show Spectre;
+export "src/template.dart" show Template;
+export "src/scope.dart" show Scope, Scoper, SimpleScoper, defaultScoper;

lib/src/scope.dart

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+import "template.dart";
+
+enum Scope {
+  authentication,
+  identification,
+  recovery,
+}
+
+Template scopeDefaultTemplate(Scope scope) {
+  switch (scope) {
+    case Scope.identification:
+      return Template.name;
+    case Scope.recovery:
+      return Template.phrase;
+    case Scope.authentication:
+    default:
+      return Template.long;
+  }
+}
+
+abstract class Scoper {
+  String scope(Scope scope);
+}
+
+class SimpleScoper implements Scoper {
+  final String _key;
+
+  SimpleScoper(this._key);
+
+  @override
+  String scope(Scope scope) {
+    switch (scope) {
+      case Scope.identification:
+        return "$_key.login";
+      case Scope.recovery:
+        return "$_key.answer";
+      case Scope.authentication:
+      default:
+        return _key;
+    }
+  }
+}
+
+var defaultScoper = SimpleScoper("com.lyndir.masterpassword");

lib/src/spectre.dart

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+import 'dart:typed_data';
+import 'dart:convert';
+
+import 'package:dart_spectre/src/scope.dart';
+import 'package:dart_spectre/src/template.dart';
+
+import "package:pointycastle/export.dart";
+
+final scrypt = Scrypt();
+final hmac = HMac(SHA256Digest(), 64);
+
+class Spectre {
+  final String _name;
+  final String _secret;
+  late Scoper _scoper;
+
+  late Uint8List _key;
+
+  Spectre(this._name, this._secret, [Scoper? scoper]) {
+    _scoper = scoper ?? defaultScoper;
+    _key = _userKey();
+  }
+
+  Uint8List _userKey() {
+    var nameBytes = utf8.encode(_name);
+    var secretBytes = utf8.encode(_secret);
+    var keyScope = utf8.encode(_scoper.scope(Scope.authentication));
+
+    var nameBytesLen = nameBytes.length;
+    var keySalt = keyScope +
+        List.from([
+          nameBytesLen >> 24,
+          nameBytesLen >> 16,
+          nameBytesLen >> 8,
+          nameBytesLen,
+        ]) +
+        nameBytes;
+
+    scrypt.init(ScryptParameters(32768, 8, 2, 64, Uint8List.fromList(keySalt)));
+    return scrypt.process(Uint8List.fromList(secretBytes));
+  }
+
+  Uint8List _siteKey(String name, int counter, Scope scope) {
+    var nameBytes = utf8.encode(name);
+    var scopeBytes = utf8.encode(_scoper.scope(scope));
+
+    var nameBytesLen = nameBytes.length;
+    var keySalt = scopeBytes +
+        List.from([
+          nameBytesLen >> 24,
+          nameBytesLen >> 16,
+          nameBytesLen >> 8,
+          nameBytesLen,
+        ]) +
+        nameBytes +
+        List.from([
+          counter >> 24,
+          counter >> 16,
+          counter >> 8,
+          counter,
+        ]);
+
+    hmac.init(KeyParameter(_key));
+    return hmac.process(Uint8List.fromList(keySalt));
+  }
+
+  String site(String siteName, {Template? templateType, int counter = 1, Scope scope = Scope.authentication}) {
+    templateType = templateType ?? scopeDefaultTemplate(scope);
+
+    var siteKey = _siteKey(siteName, counter, scope);
+
+    var templateSet = templates[templateType]!;
+    var template = templateSet[siteKey[0]%templateSet.length];
+
+    var out = StringBuffer();
+    var idx = 0;
+    for (var rune in template.runes) {
+      var chars = characters[String.fromCharCode(rune)]!;
+      var char = chars[siteKey[++idx]%chars.length];
+      out.write(char);
+    }
+    return out.toString();
+  }
+}

lib/src/template.dart

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+enum Template {
+  maximum,
+  long,
+  medium,
+  short,
+  pin,
+  name,
+  phrase,
+  basic,
+}
+
+const Map<Template, List<String>> templates = {
+  Template.maximum: [
+    "anoxxxxxxxxxxxxxxxxx",
+    "axxxxxxxxxxxxxxxxxno",
+  ],
+  Template.long: [
+    "CvcvnoCvcvCvcv",
+    "CvcvCvcvnoCvcv",
+    "CvcvCvcvCvcvno",
+    "CvccnoCvcvCvcv",
+    "CvccCvcvnoCvcv",
+    "CvccCvcvCvcvno",
+    "CvcvnoCvccCvcv",
+    "CvcvCvccnoCvcv",
+    "CvcvCvccCvcvno",
+    "CvcvnoCvcvCvcc",
+    "CvcvCvcvnoCvcc",
+    "CvcvCvcvCvccno",
+    "CvccnoCvccCvcv",
+    "CvccCvccnoCvcv",
+    "CvccCvccCvcvno",
+    "CvcvnoCvccCvcc",
+    "CvcvCvccnoCvcc",
+    "CvcvCvccCvccno",
+    "CvccnoCvcvCvcc",
+    "CvccCvcvnoCvcc",
+    "CvccCvcvCvccno",
+  ],
+  Template.medium: [
+    "CvcnoCvc",
+    "CvcCvcno",
+  ],
+  Template.short: [
+    "Cvcn",
+  ],
+  Template.pin: [
+    "nnnn",
+  ],
+  Template.name: [
+    "cvccvcvcv",
+  ],
+  Template.phrase: [
+    "cvcc cvc cvccvcv cvc",
+    "cvc cvccvcvcv cvcv",
+    "cv cvccv cvc cvcvccv",
+  ],
+  Template.basic: [
+    "aaanaaan",
+    "aannaaan",
+    "aaannaaa",
+  ],
+};
+
+const Map<String, String> characters = {
+  "V": "AEIOU",
+  "C": "BCDFGHJKLMNPQRSTVWXYZ",
+  "v": "aeiou",
+  "c": "bcdfghjklmnpqrstvwxyz",
+  "A": "AEIOUBCDFGHJKLMNPQRSTVWXYZ",
+  "a": "AEIOUaeiouBCDFGHJKLMNPQRSTVWXYZbcdfghjklmnpqrstvwxyz",
+  "n": "0123456789",
+  "o": r"@&%?,=[]_:-+*$#!'^~;()/.",
+  "x":
+      r"AEIOUaeiouBCDFGHJKLMNPQRSTVWXYZbcdfghjklmnpqrstvwxyz0123456789!@#$%^&*()",
+  " ": " ",
+};

pubspec.lock

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+# Generated by pub
+# See https://dart.dev/tools/pub/glossary#lockfile
+packages:
+  _fe_analyzer_shared:
+    dependency: transitive
+    description:
+      name: _fe_analyzer_shared
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "30.0.0"
+  analyzer:
+    dependency: transitive
+    description:
+      name: analyzer
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.7.0"
+  args:
+    dependency: transitive
+    description:
+      name: args
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.3.0"
+  async:
+    dependency: transitive
+    description:
+      name: async
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.8.2"
+  boolean_selector:
+    dependency: transitive
+    description:
+      name: boolean_selector
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.1.0"
+  charcode:
+    dependency: transitive
+    description:
+      name: charcode
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.3.1"
+  cli_util:
+    dependency: transitive
+    description:
+      name: cli_util
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.3.5"
+  collection:
+    dependency: transitive
+    description:
+      name: collection
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.15.0"
+  convert:
+    dependency: transitive
+    description:
+      name: convert
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.0.1"
+  coverage:
+    dependency: transitive
+    description:
+      name: coverage
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.3"
+  crypto:
+    dependency: transitive
+    description:
+      name: crypto
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.0.1"
+  file:
+    dependency: transitive
+    description:
+      name: file
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "6.1.2"
+  frontend_server_client:
+    dependency: transitive
+    description:
+      name: frontend_server_client
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.1.2"
+  glob:
+    dependency: transitive
+    description:
+      name: glob
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.2"
+  http_multi_server:
+    dependency: transitive
+    description:
+      name: http_multi_server
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.0.1"
+  http_parser:
+    dependency: transitive
+    description:
+      name: http_parser
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "4.0.0"
+  io:
+    dependency: transitive
+    description:
+      name: io
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.3"
+  js:
+    dependency: transitive
+    description:
+      name: js
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.6.3"
+  lints:
+    dependency: "direct dev"
+    description:
+      name: lints
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.1"
+  logging:
+    dependency: transitive
+    description:
+      name: logging
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.2"
+  matcher:
+    dependency: transitive
+    description:
+      name: matcher
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.12.11"
+  meta:
+    dependency: transitive
+    description:
+      name: meta
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.7.0"
+  mime:
+    dependency: transitive
+    description:
+      name: mime
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.1"
+  node_preamble:
+    dependency: transitive
+    description:
+      name: node_preamble
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.1"
+  package_config:
+    dependency: transitive
+    description:
+      name: package_config
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.2"
+  path:
+    dependency: transitive
+    description:
+      name: path
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.8.0"
+  petitparser:
+    dependency: transitive
+    description:
+      name: petitparser
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "4.4.0"
+  pointycastle:
+    dependency: "direct main"
+    description:
+      name: pointycastle
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.4.0"
+  pool:
+    dependency: transitive
+    description:
+      name: pool
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.5.0"
+  pub_semver:
+    dependency: transitive
+    description:
+      name: pub_semver
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.1.0"
+  shelf:
+    dependency: transitive
+    description:
+      name: shelf
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.2.0"
+  shelf_packages_handler:
+    dependency: transitive
+    description:
+      name: shelf_packages_handler
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.0.0"
+  shelf_static:
+    dependency: transitive
+    description:
+      name: shelf_static
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.1.0"
+  shelf_web_socket:
+    dependency: transitive
+    description:
+      name: shelf_web_socket
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.1"
+  source_map_stack_trace:
+    dependency: transitive
+    description:
+      name: source_map_stack_trace
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.1.0"
+  source_maps:
+    dependency: transitive
+    description:
+      name: source_maps
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.10.10"
+  source_span:
+    dependency: transitive
+    description:
+      name: source_span
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.8.1"
+  stack_trace:
+    dependency: transitive
+    description:
+      name: stack_trace
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.10.0"
+  stream_channel:
+    dependency: transitive
+    description:
+      name: stream_channel
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.1.0"
+  string_scanner:
+    dependency: transitive
+    description:
+      name: string_scanner
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.1.0"
+  term_glyph:
+    dependency: transitive
+    description:
+      name: term_glyph
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.2.0"
+  test:
+    dependency: "direct dev"
+    description:
+      name: test
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.19.3"
+  test_api:
+    dependency: transitive
+    description:
+      name: test_api
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.4.7"
+  test_core:
+    dependency: transitive
+    description:
+      name: test_core
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.4.8"
+  typed_data:
+    dependency: transitive
+    description:
+      name: typed_data
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.3.0"
+  vm_service:
+    dependency: transitive
+    description:
+      name: vm_service
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "7.4.0"
+  watcher:
+    dependency: transitive
+    description:
+      name: watcher
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.1"
+  web_socket_channel:
+    dependency: transitive
+    description:
+      name: web_socket_channel
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.1.0"
+  webkit_inspection_protocol:
+    dependency: transitive
+    description:
+      name: webkit_inspection_protocol
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.0.0"
+  xml:
+    dependency: "direct dev"
+    description:
+      name: xml
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "5.3.1"
+  yaml:
+    dependency: transitive
+    description:
+      name: yaml
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.1.0"
+sdks:
+  dart: ">=2.14.4 <3.0.0"

pubspec.yaml

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+name: dart_spectre
+description: A simple command-line application.
+version: 1.0.0
+# homepage: https://www.example.com
+
+environment:
+  sdk: '>=2.14.4 <3.0.0'
+
+
+dependencies:
+  pointycastle: ^3.4.0
+
+dev_dependencies:
+  lints: ^1.0.0
+  test: ^1.19.3
+  xml: ^5.3.1

test/spectre_test.dart

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+import 'package:dart_spectre/spectre.dart';
+import 'package:test/test.dart';
+
+void main() {
+  test("Example", () {
+    var spectre = Spectre("Robert Lee Mitchell", "banana colored duckling");
+    var pw = spectre.site("masterpasswordapp.com");
+    expect(pw, equals("Jejr5[RepuSosp"));
+  });
+
+  test("Example_second", () {
+    var scoper = SimpleScoper("com.jojodev.jolheiser");
+    var spectre = Spectre("Robert Lee Mitchell", "banana colored duckling", scoper);
+    var pw = spectre.site("jojodev.com", scope: Scope.identification, templateType: Template.maximum, counter: 2);
+    expect(pw, equals("Ig^JIcxD!*)TbefJBi6-"));
+  });
+}

test/spectre_tests.dart

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+import 'dart:io';
+
+import 'package:xml/xml.dart';
+
+import 'package:dart_spectre/spectre.dart';
+import 'package:test/test.dart';
+
+void main() async {
+  var tests = await File("spectre_tests.xml").readAsString();
+
+}

test/spectre_tests.xml

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+<tests>
+    <!-- Default values for all parameters. -->
+    <case id="default">
+        <algorithm>-1</algorithm>
+        <userName>Robert Lee Mitchell</userName>
+        <userSecret>banana colored duckling</userSecret>
+        <siteName>spectre.app</siteName>
+        <resultType>Long</resultType>
+        <keyCounter>1</keyCounter>
+        <keyPurpose>Authentication</keyPurpose>
+        <result><!-- abstract --></result>
+    </case>
+
+    <!-- Algorithm 3 -->
+    <case id="v3" parent="default">
+        <algorithm>3</algorithm>
+        <result>ReqoCenuXonu1?</result>
+    </case>
+    <case id="v3_mb_userName" parent="v3">
+        <userName>⛄</userName>
+        <keyID>1717AA1F9BF5BA56CD0965CDA3D78E6D2E6A1EA8C067A8EA621F3DDAD4A87EB8</keyID>
+        <result>Wewa9$YaqdDaje</result>
+    </case>
+    <case id="v3_mb_userSecret" parent="v3">
+        <userSecret>⛄</userSecret>
+        <keyID>351432B8528A5ABECAB768CA95015097DE76FE14C41E10AF36C67DCFB8917E08</keyID>
+        <result>TeweBacg0$Tobe</result>
+    </case>
+    <case id="v3_mb_siteName" parent="v3">
+        <siteName>⛄</siteName>
+        <result>LiheCuwhSerz6)</result>
+    </case>
+    <case id="v3_loginName" parent="v3">
+        <keyPurpose>Identification</keyPurpose>
+        <resultType>Name</resultType>
+        <result>wesruqori</result>
+    </case>
+    <case id="v3_securityAnswer" parent="v3">
+        <keyPurpose>Recovery</keyPurpose>
+        <resultType>Phrase</resultType>
+        <result>zowp quy roxzuyu qim</result>
+    </case>
+    <case id="v3_type_maximum" parent="v3">
+        <resultType>Maximum</resultType>
+        <result>FB22U#U*LPFWlWxaxK2.</result>
+    </case>
+    <case id="v3_type_medium" parent="v3">
+        <resultType>Medium</resultType>
+        <result>ReqMon0)</result>
+    </case>
+    <case id="v3_type_basic" parent="v3">
+        <resultType>Basic</resultType>
+        <result>FLI88cDK</result>
+    </case>
+    <case id="v3_type_short" parent="v3">
+        <resultType>Short</resultType>
+        <result>Req8</result>
+    </case>
+    <case id="v3_type_pin" parent="v3">
+        <resultType>PIN</resultType>
+        <result>3648</result>
+    </case>
+    <case id="v3_type_name" parent="v3">
+        <resultType>Name</resultType>
+        <result>reqmonajo</result>
+    </case>
+    <case id="v3_type_phrase" parent="v3">
+        <resultType>Phrase</resultType>
+        <result>re monnu mit jededda</result>
+    </case>
+    <case id="v3_counter_ceiling" parent="v3">
+        <keyCounter>4294967295</keyCounter>
+        <result>ZurdYoda6:Jogs</result>
+    </case>
+</tests>