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This commit is contained in:
Hugo Pointcheval 2020-04-18 11:29:01 +02:00
parent 791b42afe1
commit d4f5a9c423
1 changed files with 13 additions and 7 deletions
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20
example/lib/main.dart
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@ -5,7 +5,7 @@ import 'dart:typed_data';
import 'package:flutter/material.dart'; import 'package:flutter/material.dart';
import 'package:native_crypto/symmetrical_crypto.dart'; import 'package:native_crypto/symmetric_crypto.dart';
void main() => runApp(MyApp()); void main() => runApp(MyApp());
@ -24,7 +24,10 @@ class _MyAppState extends State<MyApp> {
Uint8List decryptedPayload; Uint8List decryptedPayload;
void _generateKey() async { void _generateKey() async {
await aes.init(keySize: KeySize.bits256); // You can also generate key before creating aes object.
// Uint8List aeskey = await KeyGenerator().secretKey(keySize: KeySize.bits256);
// AES aes = AES(key: aeskey);
await aes.init(KeySize.bits256);
setState(() { setState(() {
_output = 'Key generated. Length: ${aes.key.length}'; _output = 'Key generated. Length: ${aes.key.length}';
}); });
@ -38,6 +41,8 @@ class _MyAppState extends State<MyApp> {
output = 'Entry is empty'; output = 'Entry is empty';
} else { } else {
var stringToBytes = TypeHelper().stringToBytes(plainText); var stringToBytes = TypeHelper().stringToBytes(plainText);
// You can also pass a specific key.
// encryptedPayload = await AES().encrypt(stringToBytes, key: aeskey);
encryptedPayload = await aes.encrypt(stringToBytes); encryptedPayload = await aes.encrypt(stringToBytes);
output = 'String successfully encrypted.'; output = 'String successfully encrypted.';
} }
@ -51,6 +56,8 @@ class _MyAppState extends State<MyApp> {
if (encryptedPayload == null || encryptedPayload[0].isEmpty) { if (encryptedPayload == null || encryptedPayload[0].isEmpty) {
output = 'Encrypt before decrypting!'; output = 'Encrypt before decrypting!';
} else { } else {
// You can also pass a specific key.
// decryptedPayload = await AES().decrypt(encryptedPayload, key: aeskey);
decryptedPayload = await aes.decrypt(encryptedPayload); decryptedPayload = await aes.decrypt(encryptedPayload);
var bytesToString = TypeHelper().bytesToString(decryptedPayload); var bytesToString = TypeHelper().bytesToString(decryptedPayload);
output = 'String successfully decrypted:\n\n$bytesToString'; output = 'String successfully decrypted:\n\n$bytesToString';
@ -71,7 +78,7 @@ class _MyAppState extends State<MyApp> {
var benchmark = var benchmark =
after.millisecondsSinceEpoch - before.millisecondsSinceEpoch; after.millisecondsSinceEpoch - before.millisecondsSinceEpoch;
output = '$megabytes MB\n\nAES Encryption:\n$benchmark ms\n\n'; output = '$megabytes MB\nAES Encryption: $benchmark ms\n';
before = DateTime.now(); before = DateTime.now();
await aes.decrypt(encryptedBigFile); await aes.decrypt(encryptedBigFile);
@ -79,7 +86,7 @@ class _MyAppState extends State<MyApp> {
benchmark = after.millisecondsSinceEpoch - before.millisecondsSinceEpoch; benchmark = after.millisecondsSinceEpoch - before.millisecondsSinceEpoch;
output += 'AES Decryption:\n$benchmark ms\n\n\n'; output += 'AES Decryption: $benchmark ms\n\n';
return output; return output;
} }
@ -95,9 +102,9 @@ class _MyAppState extends State<MyApp> {
setState(() { setState(() {
_bench = 'Open the logcat!'; _bench = 'Open the logcat!';
}); });
for (int i=1;i<50;i+=10) { for (int i=1;i<=50;i+=10) {
var benchmark = await _benchmark(i); var benchmark = await _benchmark(i);
log(benchmark); log(benchmark, name: 'fr.pointcheval.native_crypto');
} }
} }
@ -119,7 +126,6 @@ class _MyAppState extends State<MyApp> {
@override @override
Widget build(BuildContext context) { Widget build(BuildContext context) {
return MaterialApp( return MaterialApp(
debugShowCheckedModeBanner: false,
home: Scaffold( home: Scaffold(
appBar: AppBar( appBar: AppBar(
centerTitle: true, centerTitle: true,