From 9ad76376d9cf5f1b1a69467c9a286d4b32404aed Mon Sep 17 00:00:00 2001
From: M <m@cakewallet.com>
Date: Fri, 27 Nov 2020 11:52:05 +0200
Subject: [PATCH] Mnemonic for electrum
---
lib/bitcoin/bitcoin_mnemonic.dart | 2297 +++++++++++++++++++++++
lib/bitcoin/bitcoin_wallet.dart | 9 +-
lib/bitcoin/bitcoin_wallet_service.dart | 4 +-
pubspec.lock | 16 +-
pubspec.yaml | 3 +
5 files changed, 2322 insertions(+), 7 deletions(-)
create mode 100644 lib/bitcoin/bitcoin_mnemonic.dart
diff --git a/lib/bitcoin/bitcoin_mnemonic.dart b/lib/bitcoin/bitcoin_mnemonic.dart
new file mode 100644
index 000000000..ea7a66920
--- /dev/null
+++ b/lib/bitcoin/bitcoin_mnemonic.dart
@@ -0,0 +1,2297 @@
+import 'dart:convert';
+import 'dart:math';
+import 'dart:typed_data';
+import 'package:crypto/crypto.dart';
+import 'package:unorm_dart/unorm_dart.dart' as unorm;
+import 'package:cryptography/cryptography.dart' as cryptography;
+
+const segwit = '100';
+final wordlist = englishWordlist;
+
+Uint8List randomBytes(int length, {bool secure = false}) {
+ assert(length > 0);
+
+ final random = secure ? Random.secure() : Random();
+ final ret = Uint8List(length);
+
+ for (var i = 0; i < length; i++) {
+ ret[i] = random.nextInt(256);
+ }
+
+ return ret;
+}
+
+double logBase(num x, num base) => log(x) / log(base);
+
+String mnemonicEncode(int i) {
+ var _i = i;
+ final n = wordlist.length;
+ final words = <String>[];
+
+ while (_i > 0) {
+ final x = i % n;
+ _i = (i / n).floor();
+ words.add(wordlist[x]);
+ }
+
+ return words.join(' ');
+}
+
+int mnemonicDecode(String seed) {
+ var i = 0;
+ final n = wordlist.length;
+ final words = seed.split(' ');
+
+ while (words.length > 0) {
+ final word = words.removeLast();
+ final k = wordlist.indexOf(word);
+ i = i * n + k;
+ }
+
+ return i;
+}
+
+bool isNewSeed(String seed, {String prefix = segwit}) {
+ final hmacSha512 = Hmac(sha512, utf8.encode('Seed version'));
+ final digest = hmacSha512.convert(utf8.encode(normalizeText(seed)));
+ final hx = digest.toString();
+ return hx.startsWith(prefix.toLowerCase());
+}
+
+void maskBytes(Uint8List bytes, int bits) {
+ final skipCount = (bits / 8).floor();
+ var lastByte = (1 << bits % 8) - 1;
+
+ for (var i = bytes.length - 1 - skipCount; i >= 0; i--) {
+ bytes[i] &= lastByte;
+
+ if (lastByte > 0) {
+ lastByte = 0;
+ }
+ }
+}
+
+String bufferToBin(Uint8List data) {
+ final q1 = data.map((e) => e.toRadixString(2).padLeft(8, '0'));
+ final q2 = q1.join('');
+ return q2;
+}
+
+String encode(Uint8List data) {
+ final dataBitLen = data.length * 8;
+ final wordBitLen = logBase(wordlist.length, 2).ceil();
+ final wordCount = (dataBitLen / wordBitLen).floor();
+ maskBytes(data, wordCount * wordBitLen);
+ final bin = bufferToBin(data);
+ final binStr = bin.substring(bin.length - (wordCount * wordBitLen));
+ final result = <Object>[];
+
+ for (var i = 0; i < wordCount; i++) {
+ final wordBin = binStr.substring(i * wordBitLen, (i + 1) * wordBitLen);
+ result.add(wordlist[int.parse(wordBin, radix: 2)]);
+ }
+
+ return result.join(' ');
+}
+
+List<bool> prefixMatches(String source, List<String> prefixes) {
+ final hmacSha512 = Hmac(sha512, utf8.encode('Seed version'));
+ final digest = hmacSha512.convert(utf8.encode(normalizeText(source)));
+ final hx = digest.toString();
+
+ return prefixes.map((prefix) => hx.startsWith(prefix.toLowerCase())).toList();
+}
+
+String generateMnemonic({int strength = 132, String prefix = segwit}) {
+ final wordBitlen = logBase(wordlist.length, 2).ceil();
+ final wordCount = strength / wordBitlen;
+ final byteCount = ((wordCount * wordBitlen).ceil() / 8).ceil();
+ var result = '';
+
+ do {
+ final bytes = randomBytes(byteCount);
+ maskBytes(bytes, strength);
+ result = encode(bytes);
+ } while (!prefixMatches(result, [prefix]).first);
+
+ return result;
+}
+
+Uint8List mnemonicToSeedBytes(String mnemonic, {String prefix = segwit}) {
+ final pbkdf2 = cryptography.Pbkdf2(
+ macAlgorithm: cryptography.Hmac(cryptography.sha512),
+ iterations: 2048,
+ bits: 512);
+ final text = normalizeText(mnemonic);
+
+ return pbkdf2.deriveBitsSync(text.codeUnits,
+ nonce: cryptography.Nonce('electrum'.codeUnits));
+}
+
+final COMBININGCODEPOINTS = combiningcodepoints();
+
+List<int> combiningcodepoints() {
+ final source = '300:34e|350:36f|483:487|591:5bd|5bf|5c1|5c2|5c4|5c5|5c7|610:61a|64b:65f|670|' +
+ '6d6:6dc|6df:6e4|6e7|6e8|6ea:6ed|711|730:74a|7eb:7f3|816:819|81b:823|825:827|' +
+ '829:82d|859:85b|8d4:8e1|8e3:8ff|93c|94d|951:954|9bc|9cd|a3c|a4d|abc|acd|b3c|' +
+ 'b4d|bcd|c4d|c55|c56|cbc|ccd|d4d|dca|e38:e3a|e48:e4b|eb8|eb9|ec8:ecb|f18|f19|' +
+ 'f35|f37|f39|f71|f72|f74|f7a:f7d|f80|f82:f84|f86|f87|fc6|1037|1039|103a|108d|' +
+ '135d:135f|1714|1734|17d2|17dd|18a9|1939:193b|1a17|1a18|1a60|1a75:1a7c|1a7f|' +
+ '1ab0:1abd|1b34|1b44|1b6b:1b73|1baa|1bab|1be6|1bf2|1bf3|1c37|1cd0:1cd2|' +
+ '1cd4:1ce0|1ce2:1ce8|1ced|1cf4|1cf8|1cf9|1dc0:1df5|1dfb:1dff|20d0:20dc|20e1|' +
+ '20e5:20f0|2cef:2cf1|2d7f|2de0:2dff|302a:302f|3099|309a|a66f|a674:a67d|a69e|' +
+ 'a69f|a6f0|a6f1|a806|a8c4|a8e0:a8f1|a92b:a92d|a953|a9b3|a9c0|aab0|aab2:aab4|' +
+ 'aab7|aab8|aabe|aabf|aac1|aaf6|abed|fb1e|fe20:fe2f|101fd|102e0|10376:1037a|' +
+ '10a0d|10a0f|10a38:10a3a|10a3f|10ae5|10ae6|11046|1107f|110b9|110ba|11100:11102|' +
+ '11133|11134|11173|111c0|111ca|11235|11236|112e9|112ea|1133c|1134d|11366:1136c|' +
+ '11370:11374|11442|11446|114c2|114c3|115bf|115c0|1163f|116b6|116b7|1172b|11c3f|' +
+ '16af0:16af4|16b30:16b36|1bc9e|1d165:1d169|1d16d:1d172|1d17b:1d182|1d185:1d18b|' +
+ '1d1aa:1d1ad|1d242:1d244|1e000:1e006|1e008:1e018|1e01b:1e021|1e023|1e024|' +
+ '1e026:1e02a|1e8d0:1e8d6|1e944:1e94a';
+
+ return source.split('|').map((e) {
+ if (e.contains(':')) {
+ return e.split(':').map((hex) => int.parse(hex, radix: 16));
+ }
+
+ return int.parse(e, radix: 16);
+ }).fold(<int>[], (List<int> acc, element) {
+ if (element is List) {
+ for (var i = element[0] as int; i <= (element[1] as int); i++) {}
+ } else if (element is int) {
+ acc.add(element);
+ }
+
+ return acc;
+ }).toList();
+}
+
+String removeCombiningCharacters(String source) {
+ return source
+ .split('')
+ .where((char) => !COMBININGCODEPOINTS.contains(char.codeUnits.first))
+ .join('');
+}
+
+bool isCJK(String char) {
+ final n = char.codeUnitAt(0);
+
+ for (var x in CJKINTERVALS) {
+ final imin = x[0] as num;
+ final imax = x[1] as num;
+
+ if (n >= imin && n <= imax) return true;
+ }
+
+ return false;
+}
+
+String removeCJKSpaces(String source) {
+ final splitted = source.split('');
+ final filtered = <String>[];
+
+ for (var i = 0; i < splitted.length; i++) {
+ final char = splitted[i];
+ final isSpace = char.trim() == '';
+ final prevIsCJK = i != 0 && isCJK(splitted[i - 1]);
+ final nextIsCJK = i != splitted.length - 1 && isCJK(splitted[i + 1]);
+
+ if (!(isSpace && prevIsCJK && nextIsCJK)) {
+ filtered.add(char);
+ }
+ }
+
+ return filtered.join('');
+}
+
+String normalizeText(String source) {
+ final res = removeCombiningCharacters(unorm.nfkd(source).toLowerCase())
+ .trim()
+ .split('/\s+/')
+ .join(' ');
+
+ return removeCJKSpaces(res);
+}
+
+const CJKINTERVALS = [
+ [0x4e00, 0x9fff, 'CJK Unified Ideographs'],
+ [0x3400, 0x4dbf, 'CJK Unified Ideographs Extension A'],
+ [0x20000, 0x2a6df, 'CJK Unified Ideographs Extension B'],
+ [0x2a700, 0x2b73f, 'CJK Unified Ideographs Extension C'],
+ [0x2b740, 0x2b81f, 'CJK Unified Ideographs Extension D'],
+ [0xf900, 0xfaff, 'CJK Compatibility Ideographs'],
+ [0x2f800, 0x2fa1d, 'CJK Compatibility Ideographs Supplement'],
+ [0x3190, 0x319f, 'Kanbun'],
+ [0x2e80, 0x2eff, 'CJK Radicals Supplement'],
+ [0x2f00, 0x2fdf, 'CJK Radicals'],
+ [0x31c0, 0x31ef, 'CJK Strokes'],
+ [0x2ff0, 0x2fff, 'Ideographic Description Characters'],
+ [0xe0100, 0xe01ef, 'Variation Selectors Supplement'],
+ [0x3100, 0x312f, 'Bopomofo'],
+ [0x31a0, 0x31bf, 'Bopomofo Extended'],
+ [0xff00, 0xffef, 'Halfwidth and Fullwidth Forms'],
+ [0x3040, 0x309f, 'Hiragana'],
+ [0x30a0, 0x30ff, 'Katakana'],
+ [0x31f0, 0x31ff, 'Katakana Phonetic Extensions'],
+ [0x1b000, 0x1b0ff, 'Kana Supplement'],
+ [0xac00, 0xd7af, 'Hangul Syllables'],
+ [0x1100, 0x11ff, 'Hangul Jamo'],
+ [0xa960, 0xa97f, 'Hangul Jamo Extended A'],
+ [0xd7b0, 0xd7ff, 'Hangul Jamo Extended B'],
+ [0x3130, 0x318f, 'Hangul Compatibility Jamo'],
+ [0xa4d0, 0xa4ff, 'Lisu'],
+ [0x16f00, 0x16f9f, 'Miao'],
+ [0xa000, 0xa48f, 'Yi Syllables'],
+ [0xa490, 0xa4cf, 'Yi Radicals'],
+];
+
+final englishWordlist = <String>[
+ 'abandon',
+ 'ability',
+ 'able',
+ 'about',
+ 'above',
+ 'absent',
+ 'absorb',
+ 'abstract',
+ 'absurd',
+ 'abuse',
+ 'access',
+ 'accident',
+ 'account',
+ 'accuse',
+ 'achieve',
+ 'acid',
+ 'acoustic',
+ 'acquire',
+ 'across',
+ 'act',
+ 'action',
+ 'actor',
+ 'actress',
+ 'actual',
+ 'adapt',
+ 'add',
+ 'addict',
+ 'address',
+ 'adjust',
+ 'admit',
+ 'adult',
+ 'advance',
+ 'advice',
+ 'aerobic',
+ 'affair',
+ 'afford',
+ 'afraid',
+ 'again',
+ 'age',
+ 'agent',
+ 'agree',
+ 'ahead',
+ 'aim',
+ 'air',
+ 'airport',
+ 'aisle',
+ 'alarm',
+ 'album',
+ 'alcohol',
+ 'alert',
+ 'alien',
+ 'all',
+ 'alley',
+ 'allow',
+ 'almost',
+ 'alone',
+ 'alpha',
+ 'already',
+ 'also',
+ 'alter',
+ 'always',
+ 'amateur',
+ 'amazing',
+ 'among',
+ 'amount',
+ 'amused',
+ 'analyst',
+ 'anchor',
+ 'ancient',
+ 'anger',
+ 'angle',
+ 'angry',
+ 'animal',
+ 'ankle',
+ 'announce',
+ 'annual',
+ 'another',
+ 'answer',
+ 'antenna',
+ 'antique',
+ 'anxiety',
+ 'any',
+ 'apart',
+ 'apology',
+ 'appear',
+ 'apple',
+ 'approve',
+ 'april',
+ 'arch',
+ 'arctic',
+ 'area',
+ 'arena',
+ 'argue',
+ 'arm',
+ 'armed',
+ 'armor',
+ 'army',
+ 'around',
+ 'arrange',
+ 'arrest',
+ 'arrive',
+ 'arrow',
+ 'art',
+ 'artefact',
+ 'artist',
+ 'artwork',
+ 'ask',
+ 'aspect',
+ 'assault',
+ 'asset',
+ 'assist',
+ 'assume',
+ 'asthma',
+ 'athlete',
+ 'atom',
+ 'attack',
+ 'attend',
+ 'attitude',
+ 'attract',
+ 'auction',
+ 'audit',
+ 'august',
+ 'aunt',
+ 'author',
+ 'auto',
+ 'autumn',
+ 'average',
+ 'avocado',
+ 'avoid',
+ 'awake',
+ 'aware',
+ 'away',
+ 'awesome',
+ 'awful',
+ 'awkward',
+ 'axis',
+ 'baby',
+ 'bachelor',
+ 'bacon',
+ 'badge',
+ 'bag',
+ 'balance',
+ 'balcony',
+ 'ball',
+ 'bamboo',
+ 'banana',
+ 'banner',
+ 'bar',
+ 'barely',
+ 'bargain',
+ 'barrel',
+ 'base',
+ 'basic',
+ 'basket',
+ 'battle',
+ 'beach',
+ 'bean',
+ 'beauty',
+ 'because',
+ 'become',
+ 'beef',
+ 'before',
+ 'begin',
+ 'behave',
+ 'behind',
+ 'believe',
+ 'below',
+ 'belt',
+ 'bench',
+ 'benefit',
+ 'best',
+ 'betray',
+ 'better',
+ 'between',
+ 'beyond',
+ 'bicycle',
+ 'bid',
+ 'bike',
+ 'bind',
+ 'biology',
+ 'bird',
+ 'birth',
+ 'bitter',
+ 'black',
+ 'blade',
+ 'blame',
+ 'blanket',
+ 'blast',
+ 'bleak',
+ 'bless',
+ 'blind',
+ 'blood',
+ 'blossom',
+ 'blouse',
+ 'blue',
+ 'blur',
+ 'blush',
+ 'board',
+ 'boat',
+ 'body',
+ 'boil',
+ 'bomb',
+ 'bone',
+ 'bonus',
+ 'book',
+ 'boost',
+ 'border',
+ 'boring',
+ 'borrow',
+ 'boss',
+ 'bottom',
+ 'bounce',
+ 'box',
+ 'boy',
+ 'bracket',
+ 'brain',
+ 'brand',
+ 'brass',
+ 'brave',
+ 'bread',
+ 'breeze',
+ 'brick',
+ 'bridge',
+ 'brief',
+ 'bright',
+ 'bring',
+ 'brisk',
+ 'broccoli',
+ 'broken',
+ 'bronze',
+ 'broom',
+ 'brother',
+ 'brown',
+ 'brush',
+ 'bubble',
+ 'buddy',
+ 'budget',
+ 'buffalo',
+ 'build',
+ 'bulb',
+ 'bulk',
+ 'bullet',
+ 'bundle',
+ 'bunker',
+ 'burden',
+ 'burger',
+ 'burst',
+ 'bus',
+ 'business',
+ 'busy',
+ 'butter',
+ 'buyer',
+ 'buzz',
+ 'cabbage',
+ 'cabin',
+ 'cable',
+ 'cactus',
+ 'cage',
+ 'cake',
+ 'call',
+ 'calm',
+ 'camera',
+ 'camp',
+ 'can',
+ 'canal',
+ 'cancel',
+ 'candy',
+ 'cannon',
+ 'canoe',
+ 'canvas',
+ 'canyon',
+ 'capable',
+ 'capital',
+ 'captain',
+ 'car',
+ 'carbon',
+ 'card',
+ 'cargo',
+ 'carpet',
+ 'carry',
+ 'cart',
+ 'case',
+ 'cash',
+ 'casino',
+ 'castle',
+ 'casual',
+ 'cat',
+ 'catalog',
+ 'catch',
+ 'category',
+ 'cattle',
+ 'caught',
+ 'cause',
+ 'caution',
+ 'cave',
+ 'ceiling',
+ 'celery',
+ 'cement',
+ 'census',
+ 'century',
+ 'cereal',
+ 'certain',
+ 'chair',
+ 'chalk',
+ 'champion',
+ 'change',
+ 'chaos',
+ 'chapter',
+ 'charge',
+ 'chase',
+ 'chat',
+ 'cheap',
+ 'check',
+ 'cheese',
+ 'chef',
+ 'cherry',
+ 'chest',
+ 'chicken',
+ 'chief',
+ 'child',
+ 'chimney',
+ 'choice',
+ 'choose',
+ 'chronic',
+ 'chuckle',
+ 'chunk',
+ 'churn',
+ 'cigar',
+ 'cinnamon',
+ 'circle',
+ 'citizen',
+ 'city',
+ 'civil',
+ 'claim',
+ 'clap',
+ 'clarify',
+ 'claw',
+ 'clay',
+ 'clean',
+ 'clerk',
+ 'clever',
+ 'click',
+ 'client',
+ 'cliff',
+ 'climb',
+ 'clinic',
+ 'clip',
+ 'clock',
+ 'clog',
+ 'close',
+ 'cloth',
+ 'cloud',
+ 'clown',
+ 'club',
+ 'clump',
+ 'cluster',
+ 'clutch',
+ 'coach',
+ 'coast',
+ 'coconut',
+ 'code',
+ 'coffee',
+ 'coil',
+ 'coin',
+ 'collect',
+ 'color',
+ 'column',
+ 'combine',
+ 'come',
+ 'comfort',
+ 'comic',
+ 'common',
+ 'company',
+ 'concert',
+ 'conduct',
+ 'confirm',
+ 'congress',
+ 'connect',
+ 'consider',
+ 'control',
+ 'convince',
+ 'cook',
+ 'cool',
+ 'copper',
+ 'copy',
+ 'coral',
+ 'core',
+ 'corn',
+ 'correct',
+ 'cost',
+ 'cotton',
+ 'couch',
+ 'country',
+ 'couple',
+ 'course',
+ 'cousin',
+ 'cover',
+ 'coyote',
+ 'crack',
+ 'cradle',
+ 'craft',
+ 'cram',
+ 'crane',
+ 'crash',
+ 'crater',
+ 'crawl',
+ 'crazy',
+ 'cream',
+ 'credit',
+ 'creek',
+ 'crew',
+ 'cricket',
+ 'crime',
+ 'crisp',
+ 'critic',
+ 'crop',
+ 'cross',
+ 'crouch',
+ 'crowd',
+ 'crucial',
+ 'cruel',
+ 'cruise',
+ 'crumble',
+ 'crunch',
+ 'crush',
+ 'cry',
+ 'crystal',
+ 'cube',
+ 'culture',
+ 'cup',
+ 'cupboard',
+ 'curious',
+ 'current',
+ 'curtain',
+ 'curve',
+ 'cushion',
+ 'custom',
+ 'cute',
+ 'cycle',
+ 'dad',
+ 'damage',
+ 'damp',
+ 'dance',
+ 'danger',
+ 'daring',
+ 'dash',
+ 'daughter',
+ 'dawn',
+ 'day',
+ 'deal',
+ 'debate',
+ 'debris',
+ 'decade',
+ 'december',
+ 'decide',
+ 'decline',
+ 'decorate',
+ 'decrease',
+ 'deer',
+ 'defense',
+ 'define',
+ 'defy',
+ 'degree',
+ 'delay',
+ 'deliver',
+ 'demand',
+ 'demise',
+ 'denial',
+ 'dentist',
+ 'deny',
+ 'depart',
+ 'depend',
+ 'deposit',
+ 'depth',
+ 'deputy',
+ 'derive',
+ 'describe',
+ 'desert',
+ 'design',
+ 'desk',
+ 'despair',
+ 'destroy',
+ 'detail',
+ 'detect',
+ 'develop',
+ 'device',
+ 'devote',
+ 'diagram',
+ 'dial',
+ 'diamond',
+ 'diary',
+ 'dice',
+ 'diesel',
+ 'diet',
+ 'differ',
+ 'digital',
+ 'dignity',
+ 'dilemma',
+ 'dinner',
+ 'dinosaur',
+ 'direct',
+ 'dirt',
+ 'disagree',
+ 'discover',
+ 'disease',
+ 'dish',
+ 'dismiss',
+ 'disorder',
+ 'display',
+ 'distance',
+ 'divert',
+ 'divide',
+ 'divorce',
+ 'dizzy',
+ 'doctor',
+ 'document',
+ 'dog',
+ 'doll',
+ 'dolphin',
+ 'domain',
+ 'donate',
+ 'donkey',
+ 'donor',
+ 'door',
+ 'dose',
+ 'double',
+ 'dove',
+ 'draft',
+ 'dragon',
+ 'drama',
+ 'drastic',
+ 'draw',
+ 'dream',
+ 'dress',
+ 'drift',
+ 'drill',
+ 'drink',
+ 'drip',
+ 'drive',
+ 'drop',
+ 'drum',
+ 'dry',
+ 'duck',
+ 'dumb',
+ 'dune',
+ 'during',
+ 'dust',
+ 'dutch',
+ 'duty',
+ 'dwarf',
+ 'dynamic',
+ 'eager',
+ 'eagle',
+ 'early',
+ 'earn',
+ 'earth',
+ 'easily',
+ 'east',
+ 'easy',
+ 'echo',
+ 'ecology',
+ 'economy',
+ 'edge',
+ 'edit',
+ 'educate',
+ 'effort',
+ 'egg',
+ 'eight',
+ 'either',
+ 'elbow',
+ 'elder',
+ 'electric',
+ 'elegant',
+ 'element',
+ 'elephant',
+ 'elevator',
+ 'elite',
+ 'else',
+ 'embark',
+ 'embody',
+ 'embrace',
+ 'emerge',
+ 'emotion',
+ 'employ',
+ 'empower',
+ 'empty',
+ 'enable',
+ 'enact',
+ 'end',
+ 'endless',
+ 'endorse',
+ 'enemy',
+ 'energy',
+ 'enforce',
+ 'engage',
+ 'engine',
+ 'enhance',
+ 'enjoy',
+ 'enlist',
+ 'enough',
+ 'enrich',
+ 'enroll',
+ 'ensure',
+ 'enter',
+ 'entire',
+ 'entry',
+ 'envelope',
+ 'episode',
+ 'equal',
+ 'equip',
+ 'era',
+ 'erase',
+ 'erode',
+ 'erosion',
+ 'error',
+ 'erupt',
+ 'escape',
+ 'essay',
+ 'essence',
+ 'estate',
+ 'eternal',
+ 'ethics',
+ 'evidence',
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+ 'tunnel',
+ 'turkey',
+ 'turn',
+ 'turtle',
+ 'twelve',
+ 'twenty',
+ 'twice',
+ 'twin',
+ 'twist',
+ 'two',
+ 'type',
+ 'typical',
+ 'ugly',
+ 'umbrella',
+ 'unable',
+ 'unaware',
+ 'uncle',
+ 'uncover',
+ 'under',
+ 'undo',
+ 'unfair',
+ 'unfold',
+ 'unhappy',
+ 'uniform',
+ 'unique',
+ 'unit',
+ 'universe',
+ 'unknown',
+ 'unlock',
+ 'until',
+ 'unusual',
+ 'unveil',
+ 'update',
+ 'upgrade',
+ 'uphold',
+ 'upon',
+ 'upper',
+ 'upset',
+ 'urban',
+ 'urge',
+ 'usage',
+ 'use',
+ 'used',
+ 'useful',
+ 'useless',
+ 'usual',
+ 'utility',
+ 'vacant',
+ 'vacuum',
+ 'vague',
+ 'valid',
+ 'valley',
+ 'valve',
+ 'van',
+ 'vanish',
+ 'vapor',
+ 'various',
+ 'vast',
+ 'vault',
+ 'vehicle',
+ 'velvet',
+ 'vendor',
+ 'venture',
+ 'venue',
+ 'verb',
+ 'verify',
+ 'version',
+ 'very',
+ 'vessel',
+ 'veteran',
+ 'viable',
+ 'vibrant',
+ 'vicious',
+ 'victory',
+ 'video',
+ 'view',
+ 'village',
+ 'vintage',
+ 'violin',
+ 'virtual',
+ 'virus',
+ 'visa',
+ 'visit',
+ 'visual',
+ 'vital',
+ 'vivid',
+ 'vocal',
+ 'voice',
+ 'void',
+ 'volcano',
+ 'volume',
+ 'vote',
+ 'voyage',
+ 'wage',
+ 'wagon',
+ 'wait',
+ 'walk',
+ 'wall',
+ 'walnut',
+ 'want',
+ 'warfare',
+ 'warm',
+ 'warrior',
+ 'wash',
+ 'wasp',
+ 'waste',
+ 'water',
+ 'wave',
+ 'way',
+ 'wealth',
+ 'weapon',
+ 'wear',
+ 'weasel',
+ 'weather',
+ 'web',
+ 'wedding',
+ 'weekend',
+ 'weird',
+ 'welcome',
+ 'west',
+ 'wet',
+ 'whale',
+ 'what',
+ 'wheat',
+ 'wheel',
+ 'when',
+ 'where',
+ 'whip',
+ 'whisper',
+ 'wide',
+ 'width',
+ 'wife',
+ 'wild',
+ 'will',
+ 'win',
+ 'window',
+ 'wine',
+ 'wing',
+ 'wink',
+ 'winner',
+ 'winter',
+ 'wire',
+ 'wisdom',
+ 'wise',
+ 'wish',
+ 'witness',
+ 'wolf',
+ 'woman',
+ 'wonder',
+ 'wood',
+ 'wool',
+ 'word',
+ 'work',
+ 'world',
+ 'worry',
+ 'worth',
+ 'wrap',
+ 'wreck',
+ 'wrestle',
+ 'wrist',
+ 'write',
+ 'wrong',
+ 'yard',
+ 'year',
+ 'yellow',
+ 'you',
+ 'young',
+ 'youth',
+ 'zebra',
+ 'zero',
+ 'zone',
+ 'zoo'
+];
diff --git a/lib/bitcoin/bitcoin_wallet.dart b/lib/bitcoin/bitcoin_wallet.dart
index 33e69daf7..ef3f10eb4 100644
--- a/lib/bitcoin/bitcoin_wallet.dart
+++ b/lib/bitcoin/bitcoin_wallet.dart
@@ -1,7 +1,7 @@
import 'dart:async';
import 'dart:convert';
+import 'package:cake_wallet/bitcoin/bitcoin_mnemonic.dart';
import 'package:mobx/mobx.dart';
-import 'package:bip39/bip39.dart' as bip39;
import 'package:flutter/foundation.dart';
import 'package:rxdart/rxdart.dart';
import 'package:bitcoin_flutter/bitcoin_flutter.dart' as bitcoin;
@@ -42,8 +42,9 @@ abstract class BitcoinWalletBase extends WalletBase<BitcoinBalance> with Store {
BitcoinBalance initialBalance})
: balance =
initialBalance ?? BitcoinBalance(confirmed: 0, unconfirmed: 0),
- hd = bitcoin.HDWallet.fromSeed(bip39.mnemonicToSeed(mnemonic),
- network: bitcoin.bitcoin),
+ hd = bitcoin.HDWallet.fromSeed(mnemonicToSeedBytes(mnemonic),
+ network: bitcoin.bitcoin)
+ .derivePath("m/0'/0"),
addresses = initialAddresses != null
? ObservableList<BitcoinAddressRecord>.of(initialAddresses)
: ObservableList<BitcoinAddressRecord>(),
@@ -58,7 +59,7 @@ abstract class BitcoinWalletBase extends WalletBase<BitcoinBalance> with Store {
{@required String password,
@required String name,
@required String dirPath,
- @required WalletInfo walletInfo,
+ @required WalletInfo walletInfo,
String jsonSource}) {
final data = json.decode(jsonSource) as Map;
final mnemonic = data['mnemonic'] as String;
diff --git a/lib/bitcoin/bitcoin_wallet_service.dart b/lib/bitcoin/bitcoin_wallet_service.dart
index 9272f0cb1..49481545c 100644
--- a/lib/bitcoin/bitcoin_wallet_service.dart
+++ b/lib/bitcoin/bitcoin_wallet_service.dart
@@ -1,5 +1,5 @@
import 'dart:io';
-import 'package:bip39/bip39.dart' as bip39;
+import 'package:cake_wallet/bitcoin/bitcoin_mnemonic.dart';
import 'package:cake_wallet/bitcoin/file.dart';
import 'package:cake_wallet/bitcoin/bitcoin_wallet_creation_credentials.dart';
import 'package:cake_wallet/core/wallet_base.dart';
@@ -24,7 +24,7 @@ class BitcoinWalletService extends WalletService<
type: WalletType.bitcoin, name: credentials.name);
final wallet = BitcoinWalletBase.build(
dirPath: dirPath,
- mnemonic: bip39.generateMnemonic(),
+ mnemonic: generateMnemonic(),
password: credentials.password,
name: credentials.name,
walletInfo: credentials.walletInfo);
diff --git a/pubspec.lock b/pubspec.lock
index f254541af..659efc336 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -247,12 +247,19 @@ packages:
source: hosted
version: "2.1.1"
crypto:
- dependency: transitive
+ dependency: "direct main"
description:
name: crypto
url: "https://pub.dartlang.org"
source: hosted
version: "2.1.5"
+ cryptography:
+ dependency: "direct main"
+ description:
+ name: cryptography
+ url: "https://pub.dartlang.org"
+ source: hosted
+ version: "1.4.1"
cupertino_icons:
dependency: "direct main"
description:
@@ -924,6 +931,13 @@ packages:
url: "https://pub.dartlang.org"
source: hosted
version: "1.3.0-nullsafety.3"
+ unorm_dart:
+ dependency: "direct main"
+ description:
+ name: unorm_dart
+ url: "https://pub.dartlang.org"
+ source: hosted
+ version: "0.1.2"
url_launcher:
dependency: "direct main"
description:
diff --git a/pubspec.yaml b/pubspec.yaml
index 0634e3f2a..b59ba287b 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -60,6 +60,7 @@ dependencies:
# Use with the CupertinoIcons class for iOS style icons.
cupertino_icons: ^0.1.2
encrypt: ^4.0.0
+ crypto: ^2.1.5
password: ^1.0.0
basic_utils: ^1.0.8
bitcoin_flutter: ^2.0.0
@@ -67,6 +68,8 @@ dependencies:
connectivity: ^0.4.9+2
keyboard_actions: ^3.3.0
flushbar: ^1.10.4
+ unorm_dart: ^0.1.2
+ cryptography: ^1.4.0
dev_dependencies:
flutter_test: