cake_wallet/lib/entities/encrypt.dart

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import 'package:encrypt/encrypt.dart';
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// import 'package:password/password.dart';
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import 'package:cake_wallet/.secrets.g.dart' as secrets;
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String encrypt({required String source, required String key, int keyLength = 16}) {
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final _key = Key.fromUtf8(key);
final iv = IV.fromLength(keyLength);
final encrypter = Encrypter(AES(_key));
final encrypted = encrypter.encrypt(source, iv: iv);
return encrypted.base64;
}
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String decrypt({required String source, required String key, int keyLength = 16}) {
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final _key = Key.fromUtf8(key);
final iv = IV.fromLength(keyLength);
final encrypter = Encrypter(AES(_key));
final decrypted = encrypter.decrypt64(source, iv: iv);
return decrypted;
}
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String hash({required String source}) {
// FIX-ME: Uninplemented
throw Exception('Unimplemented');
// final algorithm = PBKDF2();
// final hash = Password.hash(source, algorithm);
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// return hash;
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}
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String encodedPinCode({required String pin}) {
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final source = '${secrets.salt}$pin';
return encrypt(source: source, key: secrets.key);
}
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String decodedPinCode({required String pin}) {
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final decrypted = decrypt(source: pin, key: secrets.key);
return decrypted.substring(secrets.key.length, decrypted.length);
}
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String encodeWalletPassword({required String password}) {
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final source = password;
final _key = secrets.shortKey + secrets.walletSalt;
return encrypt(source: source, key: _key);
}
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String decodeWalletPassword({required String password}) {
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final source = password;
final _key = secrets.shortKey + secrets.walletSalt;
return decrypt(source: source, key: _key);
}