hugo/native-crypto
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This commit is contained in:
Hugo Pointcheval 2020-04-15 17:43:15 +02:00
parent c4d8789210
commit 77a4055154
1 changed files with 5 additions and 28 deletions
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33
lib/native_crypto.dart
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@ -1,13 +1,15 @@
// Copyright (c) 2020
// Author: Hugo Pointcheval
import 'dart:async';
import 'dart:developer';
import 'dart:typed_data';
import 'package:flutter/services.dart';
/// Plugin class.
/// Contains raw functions.
///
/// You can use [symmetrical_crypto] for an **AES Helper**.
class NativeCrypto {
static const String _tag = 'fr.pointcheval.native_crypto';
static const MethodChannel _channel =
const MethodChannel('native.crypto.helper');
@ -17,10 +19,6 @@ class NativeCrypto {
/// And returns `Uint8List`.
Future<Uint8List> symKeygen() async {
final Uint8List aesKey = await _channel.invokeMethod('symKeygen');
log('AES Key Length: ${aesKey.length}', name: _tag);
print('AES Key: $aesKey');
return aesKey;
}
@ -36,11 +34,6 @@ class NativeCrypto {
'payload': payloadbytes,
'aesKey': aesKey,
});
log('Payload Length: ${payloadbytes.length}', name: _tag);
log('Cipher Length: ${encryptedPayload.first.length}', name: _tag);
log('IV Length: ${encryptedPayload.last.length}', name: _tag);
return encryptedPayload;
}
@ -55,22 +48,6 @@ class NativeCrypto {
'payload': payloadbytes,
'aesKey': aesKey,
});
return decryptedPayload;
}
}
class TypeHelper {
/// Returns bytes `Uint8List` from a `String`.
Uint8List stringToBytes(String source) {
var list = source.codeUnits;
var bytes = Uint8List.fromList(list);
return bytes;
}
/// Returns a `String` from bytes `Uint8List`.
String bytesToString(Uint8List bytes) {
var string = String.fromCharCodes(bytes);
return string;
}
}
}