diff --git a/Flutter/cryptlib/.gitignore b/Flutter/cryptlib/.gitignore new file mode 100644 index 0000000..e9dc58d --- /dev/null +++ b/Flutter/cryptlib/.gitignore @@ -0,0 +1,7 @@ +.DS_Store +.dart_tool/ + +.packages +.pub/ + +build/ diff --git a/Flutter/cryptlib/.idea/.gitignore b/Flutter/cryptlib/.idea/.gitignore new file mode 100644 index 0000000..26d3352 --- /dev/null +++ b/Flutter/cryptlib/.idea/.gitignore @@ -0,0 +1,3 @@ +# Default ignored files +/shelf/ +/workspace.xml diff --git a/Flutter/cryptlib/.idea/kotlinc.xml b/Flutter/cryptlib/.idea/kotlinc.xml new file mode 100644 index 0000000..0dd4b35 --- /dev/null +++ b/Flutter/cryptlib/.idea/kotlinc.xml @@ -0,0 +1,6 @@ + + + + + \ No newline at end of file diff --git a/Flutter/cryptlib/.idea/libraries/Dart_SDK.xml b/Flutter/cryptlib/.idea/libraries/Dart_SDK.xml new file mode 100644 index 0000000..9ac8bd1 --- /dev/null +++ b/Flutter/cryptlib/.idea/libraries/Dart_SDK.xml @@ -0,0 +1,19 @@ + + + + + + + + + + + + + + + + + + + \ No newline at end of file diff --git a/Flutter/cryptlib/.idea/libraries/Flutter_Plugins.xml b/Flutter/cryptlib/.idea/libraries/Flutter_Plugins.xml new file mode 100644 index 0000000..53449da --- /dev/null +++ b/Flutter/cryptlib/.idea/libraries/Flutter_Plugins.xml @@ -0,0 +1,9 @@ + + + + + + + + + \ No newline at end of file diff --git a/Flutter/cryptlib/.idea/libraries/KotlinJavaRuntime.xml b/Flutter/cryptlib/.idea/libraries/KotlinJavaRuntime.xml new file mode 100644 index 0000000..1165e29 --- /dev/null +++ b/Flutter/cryptlib/.idea/libraries/KotlinJavaRuntime.xml @@ -0,0 +1,19 @@ + + + + + + + + + + + + + + + + + + + \ No newline at end of file diff --git a/Flutter/cryptlib/.idea/misc.xml b/Flutter/cryptlib/.idea/misc.xml new file mode 100644 index 0000000..6b54a33 --- /dev/null +++ b/Flutter/cryptlib/.idea/misc.xml @@ -0,0 +1,7 @@ + + + + + + \ No newline at end of file diff --git a/Flutter/cryptlib/.idea/modules.xml b/Flutter/cryptlib/.idea/modules.xml new file mode 100644 index 0000000..cbcca64 --- /dev/null +++ b/Flutter/cryptlib/.idea/modules.xml @@ -0,0 +1,10 @@ + + + + + + + + + + diff --git a/Flutter/cryptlib/.idea/runConfigurations/example_lib_main_dart.xml b/Flutter/cryptlib/.idea/runConfigurations/example_lib_main_dart.xml new file mode 100644 index 0000000..5fd9159 --- /dev/null +++ b/Flutter/cryptlib/.idea/runConfigurations/example_lib_main_dart.xml @@ -0,0 +1,6 @@ + + + + \ No newline at end of file diff --git a/Flutter/cryptlib/.idea/vcs.xml b/Flutter/cryptlib/.idea/vcs.xml new file mode 100644 index 0000000..b2bdec2 --- /dev/null +++ b/Flutter/cryptlib/.idea/vcs.xml @@ -0,0 +1,6 @@ + + + + + + \ No newline at end of file diff --git a/Flutter/cryptlib/.metadata b/Flutter/cryptlib/.metadata new file mode 100644 index 0000000..4129ce9 --- /dev/null +++ b/Flutter/cryptlib/.metadata @@ -0,0 +1,10 @@ +# This file tracks properties of this Flutter project. +# Used by Flutter tool to assess capabilities and perform upgrades etc. +# +# This file should be version controlled and should not be manually edited. + +version: + revision: 84f3d28555368a70270e9ac8390a9441df95e752 + channel: stable + +project_type: plugin diff --git a/Flutter/cryptlib/CHANGELOG.md b/Flutter/cryptlib/CHANGELOG.md new file mode 100644 index 0000000..478e823 --- /dev/null +++ b/Flutter/cryptlib/CHANGELOG.md @@ -0,0 +1,6 @@ +## 0.0.1 + +Initial Release + +## 0.0.3 +Bug fix for ios \ No newline at end of file diff --git a/Flutter/cryptlib/LICENSE b/Flutter/cryptlib/LICENSE new file mode 100644 index 0000000..12b9c40 --- /dev/null +++ b/Flutter/cryptlib/LICENSE @@ -0,0 +1,21 @@ +MIT License + +Copyright (c) 2017 Kavin Varnan + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. \ No newline at end of file diff --git a/Flutter/cryptlib/README.md b/Flutter/cryptlib/README.md new file mode 100644 index 0000000..a261ea3 --- /dev/null +++ b/Flutter/cryptlib/README.md @@ -0,0 +1,15 @@ +# cryptlib + +This plugin is interfacing Cryptlib library in flutter + +## Getting Started + +This project is a starting point for a Flutter +[plug-in package](https://flutter.dev/developing-packages/), +a specialized package that includes platform-specific implementation code for +Android and/or iOS. + +For help getting started with Flutter, view our +[online documentation](https://flutter.dev/docs), which offers tutorials, +samples, guidance on mobile development, and a full API reference. + diff --git a/Flutter/cryptlib/android/.gitignore b/Flutter/cryptlib/android/.gitignore new file mode 100644 index 0000000..c6cbe56 --- /dev/null +++ b/Flutter/cryptlib/android/.gitignore @@ -0,0 +1,8 @@ +*.iml +.gradle +/local.properties +/.idea/workspace.xml +/.idea/libraries +.DS_Store +/build +/captures diff --git a/Flutter/cryptlib/android/build.gradle b/Flutter/cryptlib/android/build.gradle new file mode 100644 index 0000000..4e5e4d9 --- /dev/null +++ b/Flutter/cryptlib/android/build.gradle @@ -0,0 +1,43 @@ +group 'com.noor.cryptlib' +version '1.0-SNAPSHOT' + +buildscript { + ext.kotlin_version = '1.3.50' + repositories { + google() + jcenter() + } + + dependencies { + classpath 'com.android.tools.build:gradle:3.5.0' + classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version" + } +} + +rootProject.allprojects { + repositories { + google() + jcenter() + } +} + +apply plugin: 'com.android.library' +apply plugin: 'kotlin-android' + +android { + compileSdkVersion 29 + + sourceSets { + main.java.srcDirs += 'src/main/kotlin' + } + defaultConfig { + minSdkVersion 16 + } + lintOptions { + disable 'InvalidPackage' + } +} + +dependencies { + implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version" +} diff --git a/Flutter/cryptlib/android/gradle.properties b/Flutter/cryptlib/android/gradle.properties new file mode 100644 index 0000000..94adc3a --- /dev/null +++ b/Flutter/cryptlib/android/gradle.properties @@ -0,0 +1,3 @@ +org.gradle.jvmargs=-Xmx1536M +android.useAndroidX=true +android.enableJetifier=true diff --git a/Flutter/cryptlib/android/gradle/wrapper/gradle-wrapper.properties b/Flutter/cryptlib/android/gradle/wrapper/gradle-wrapper.properties new file mode 100644 index 0000000..01a286e --- /dev/null +++ b/Flutter/cryptlib/android/gradle/wrapper/gradle-wrapper.properties @@ -0,0 +1,5 @@ +distributionBase=GRADLE_USER_HOME +distributionPath=wrapper/dists +zipStoreBase=GRADLE_USER_HOME +zipStorePath=wrapper/dists +distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip diff --git a/Flutter/cryptlib/android/settings.gradle b/Flutter/cryptlib/android/settings.gradle new file mode 100644 index 0000000..db839f5 --- /dev/null +++ b/Flutter/cryptlib/android/settings.gradle @@ -0,0 +1 @@ +rootProject.name = 'cryptlib' diff --git a/Flutter/cryptlib/android/src/main/AndroidManifest.xml b/Flutter/cryptlib/android/src/main/AndroidManifest.xml new file mode 100644 index 0000000..cdbe979 --- /dev/null +++ b/Flutter/cryptlib/android/src/main/AndroidManifest.xml @@ -0,0 +1,3 @@ + + diff --git a/Flutter/cryptlib/android/src/main/kotlin/com/noor/cryptlib/CryptLib.java b/Flutter/cryptlib/android/src/main/kotlin/com/noor/cryptlib/CryptLib.java new file mode 100644 index 0000000..066b8d2 --- /dev/null +++ b/Flutter/cryptlib/android/src/main/kotlin/com/noor/cryptlib/CryptLib.java @@ -0,0 +1,191 @@ +package com.noor.cryptlib; + +/* + * MIT License + * + * Copyright (c) 2017 Kavin Varnan + + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +import android.util.Base64; + +import java.io.UnsupportedEncodingException; +import java.security.InvalidAlgorithmParameterException; +import java.security.InvalidKeyException; +import java.security.MessageDigest; +import java.security.NoSuchAlgorithmException; +import java.security.SecureRandom; + +import javax.crypto.BadPaddingException; +import javax.crypto.Cipher; +import javax.crypto.IllegalBlockSizeException; +import javax.crypto.NoSuchPaddingException; +import javax.crypto.spec.IvParameterSpec; +import javax.crypto.spec.SecretKeySpec; + +public class CryptLib { + + /** + * Encryption mode enumeration + */ + private enum EncryptMode { + ENCRYPT, DECRYPT + } + + // cipher to be used for encryption and decryption + private Cipher _cx; + + // encryption key and initialization vector + private byte[] _key, _iv; + + public CryptLib() throws NoSuchAlgorithmException, NoSuchPaddingException { + // initialize the cipher with transformation AES/CBC/PKCS5Padding + _cx = Cipher.getInstance("AES/CBC/PKCS5Padding"); + _key = new byte[32]; //256 bit key space + _iv = new byte[16]; //128 bit IV + } + + + /** + * + * @param inputText Text to be encrypted or decrypted + * @param encryptionKey Encryption key to used for encryption / decryption + * @param mode specify the mode encryption / decryption + * @param initVector Initialization vector + * @return encrypted or decrypted bytes based on the mode + * @throws UnsupportedEncodingException + * @throws InvalidKeyException + * @throws InvalidAlgorithmParameterException + * @throws IllegalBlockSizeException + * @throws BadPaddingException + */ + private byte[] encryptDecrypt(String inputText, String encryptionKey, + EncryptMode mode, String initVector) throws UnsupportedEncodingException, + InvalidKeyException, InvalidAlgorithmParameterException, + IllegalBlockSizeException, BadPaddingException { + + int len = encryptionKey.getBytes("UTF-8").length; // length of the key provided + + if (encryptionKey.getBytes("UTF-8").length > _key.length) + len = _key.length; + + int ivlength = initVector.getBytes("UTF-8").length; + + if(initVector.getBytes("UTF-8").length > _iv.length) + ivlength = _iv.length; + + System.arraycopy(encryptionKey.getBytes("UTF-8"), 0, _key, 0, len); + System.arraycopy(initVector.getBytes("UTF-8"), 0, _iv, 0, ivlength); + + + SecretKeySpec keySpec = new SecretKeySpec(_key, "AES"); // Create a new SecretKeySpec for the specified key data and algorithm name. + + IvParameterSpec ivSpec = new IvParameterSpec(_iv); // Create a new IvParameterSpec instance with the bytes from the specified buffer iv used as initialization vector. + + // encryption + if (mode.equals(EncryptMode.ENCRYPT)) { + // Potentially insecure random numbers on Android 4.3 and older. Read for more info. + // https://android-developers.blogspot.com/2013/08/some-securerandom-thoughts.html + _cx.init(Cipher.ENCRYPT_MODE, keySpec, ivSpec);// Initialize this cipher instance + return _cx.doFinal(inputText.getBytes("UTF-8")); // Finish multi-part transformation (encryption) + } else { + _cx.init(Cipher.DECRYPT_MODE, keySpec, ivSpec);// Initialize this cipher instance + + byte[] decodedValue = Base64.decode(inputText.getBytes(), Base64.DEFAULT); + return _cx.doFinal(decodedValue); // Finish multi-part transformation (decryption) + } + } + + /*** + * This function computes the SHA256 hash of input string + * @param text input text whose SHA256 hash has to be computed + * @param length length of the text to be returned + * @return returns SHA256 hash of input text + * @throws NoSuchAlgorithmException + * @throws UnsupportedEncodingException + */ + private static String SHA256 (String text, int length) throws NoSuchAlgorithmException, UnsupportedEncodingException { + + String resultString; + MessageDigest md = MessageDigest.getInstance("SHA-256"); + + md.update(text.getBytes("UTF-8")); + byte[] digest = md.digest(); + + StringBuilder result = new StringBuilder(); + for (byte b : digest) { + result.append(String.format("%02x", b)); //convert to hex + } + + if(length > result.toString().length()) { + resultString = result.toString(); + } else { + resultString = result.toString().substring(0, length); + } + + return resultString; + + } + + + public String encryptPlainText(String plainText, String key, String iv) throws Exception { + byte[] bytes = encryptDecrypt(plainText, CryptLib.SHA256(key, 32), EncryptMode.ENCRYPT, iv); + return Base64.encodeToString(bytes, Base64.DEFAULT); + } + + public String decryptCipherText(String cipherText, String key, String iv) throws Exception { + byte[] bytes = encryptDecrypt(cipherText, CryptLib.SHA256(key, 32), EncryptMode.DECRYPT, iv); + return new String(bytes); + } + + + public String encryptPlainTextWithRandomIV(String plainText, String key) throws Exception { + byte[] bytes = encryptDecrypt(generateRandomIV16() + plainText, CryptLib.SHA256(key, 32), EncryptMode.ENCRYPT, generateRandomIV16()); + return Base64.encodeToString(bytes, Base64.DEFAULT); + } + + public String decryptCipherTextWithRandomIV(String cipherText, String key) throws Exception { + byte[] bytes = encryptDecrypt(cipherText, CryptLib.SHA256(key, 32), EncryptMode.DECRYPT, generateRandomIV16()); + String out = new String(bytes); + return out.substring(16, out.length()); + } + + + + /** + * Generate IV with 16 bytes + * @return + */ + public String generateRandomIV16() { + SecureRandom ranGen = new SecureRandom(); + byte[] aesKey = new byte[16]; + ranGen.nextBytes(aesKey); + StringBuilder result = new StringBuilder(); + for (byte b : aesKey) { + result.append(String.format("%02x", b)); //convert to hex + } + if (16 > result.toString().length()) { + return result.toString(); + } else { + return result.toString().substring(0, 16); + } + } + +} \ No newline at end of file diff --git a/Flutter/cryptlib/android/src/main/kotlin/com/noor/cryptlib/CryptlibPlugin.kt b/Flutter/cryptlib/android/src/main/kotlin/com/noor/cryptlib/CryptlibPlugin.kt new file mode 100644 index 0000000..b9b3c09 --- /dev/null +++ b/Flutter/cryptlib/android/src/main/kotlin/com/noor/cryptlib/CryptlibPlugin.kt @@ -0,0 +1,66 @@ +package com.noor.cryptlib + +import androidx.annotation.NonNull +import io.flutter.embedding.engine.plugins.FlutterPlugin +import io.flutter.plugin.common.MethodCall +import io.flutter.plugin.common.MethodChannel +import io.flutter.plugin.common.MethodChannel.MethodCallHandler +import io.flutter.plugin.common.MethodChannel.Result + +/** CryptlibPlugin */ +class CryptlibPlugin: FlutterPlugin, MethodCallHandler { + /// The MethodChannel that will the communication between Flutter and native Android + /// + /// This local reference serves to register the plugin with the Flutter Engine and unregister it + /// when the Flutter Engine is detached from the Activity + private lateinit var channel : MethodChannel + + override fun onAttachedToEngine(@NonNull flutterPluginBinding: FlutterPlugin.FlutterPluginBinding) { + channel = MethodChannel(flutterPluginBinding.binaryMessenger, "cryptlib") + channel.setMethodCallHandler(this) + } + + override fun onMethodCall(@NonNull call: MethodCall, @NonNull result: Result) { + when (call.method) { + "getPlatformVersion" -> { + result.success("Android ${android.os.Build.VERSION.RELEASE}") + } + "getEncryptedString" -> { + val k = call.argument("key") + val text = call.argument("text") + + try { + val crypt = CryptLib() + var output = "" + output = crypt.encryptPlainTextWithRandomIV(text, k) + println("encrypted text=$output") + result.success(output) + } catch (e: Exception) { + // TODO Auto-generated catch block + e.printStackTrace() + } + } + "getDecryptedString" -> { + val k = call.argument("key") + val text = call.argument("encryptedText") + try { + val crypt = CryptLib() + var output = "" + output = crypt.decryptCipherTextWithRandomIV(text,k) //decrypt +// println("decrypt text=$output") + result.success(output) + } catch (e: Exception) { + // TODO Auto-generated catch block + e.printStackTrace() + } + } + else -> { + result.notImplemented() + } + } + } + + override fun onDetachedFromEngine(@NonNull binding: FlutterPlugin.FlutterPluginBinding) { + channel.setMethodCallHandler(null) + } +} diff --git a/Flutter/cryptlib/cryptlib.iml b/Flutter/cryptlib/cryptlib.iml new file mode 100644 index 0000000..5872553 --- /dev/null +++ b/Flutter/cryptlib/cryptlib.iml @@ -0,0 +1,20 @@ + + + + + + + + + + + + + + + + + + + + \ No newline at end of file diff --git a/Flutter/cryptlib/example/.gitignore b/Flutter/cryptlib/example/.gitignore new file mode 100644 index 0000000..9d532b1 --- /dev/null +++ b/Flutter/cryptlib/example/.gitignore @@ -0,0 +1,41 @@ +# Miscellaneous +*.class +*.log +*.pyc +*.swp +.DS_Store +.atom/ +.buildlog/ +.history +.svn/ + +# IntelliJ related +*.iml +*.ipr +*.iws +.idea/ + +# The .vscode folder contains launch configuration and tasks you configure in +# VS Code which you may wish to be included in version control, so this line +# is commented out by default. +#.vscode/ + +# Flutter/Dart/Pub related +**/doc/api/ +**/ios/Flutter/.last_build_id +.dart_tool/ +.flutter-plugins +.flutter-plugins-dependencies +.packages +.pub-cache/ +.pub/ +/build/ + +# Web related +lib/generated_plugin_registrant.dart + +# Symbolication related +app.*.symbols + +# Obfuscation related +app.*.map.json diff --git a/Flutter/cryptlib/example/.metadata b/Flutter/cryptlib/example/.metadata new file mode 100644 index 0000000..24544cb --- /dev/null +++ b/Flutter/cryptlib/example/.metadata @@ -0,0 +1,10 @@ +# This file tracks properties of this Flutter project. +# Used by Flutter tool to assess capabilities and perform upgrades etc. +# +# This file should be version controlled and should not be manually edited. + +version: + revision: 84f3d28555368a70270e9ac8390a9441df95e752 + channel: stable + +project_type: app diff --git a/Flutter/cryptlib/example/README.md b/Flutter/cryptlib/example/README.md new file mode 100644 index 0000000..29aca39 --- /dev/null +++ b/Flutter/cryptlib/example/README.md @@ -0,0 +1,16 @@ +# cryptlib_example + +Demonstrates how to use the cryptlib plugin. + +## Getting Started + +This project is a starting point for a Flutter application. + +A few resources to get you started if this is your first Flutter project: + +- [Lab: Write your first Flutter app](https://flutter.dev/docs/get-started/codelab) +- [Cookbook: Useful Flutter samples](https://flutter.dev/docs/cookbook) + +For help getting started with Flutter, view our +[online documentation](https://flutter.dev/docs), which offers tutorials, +samples, guidance on mobile development, and a full API reference. diff --git a/Flutter/cryptlib/example/android/.gitignore b/Flutter/cryptlib/example/android/.gitignore new file mode 100644 index 0000000..0a741cb --- /dev/null +++ b/Flutter/cryptlib/example/android/.gitignore @@ -0,0 +1,11 @@ +gradle-wrapper.jar +/.gradle +/captures/ +/gradlew +/gradlew.bat +/local.properties +GeneratedPluginRegistrant.java + +# Remember to never publicly share your keystore. +# See https://flutter.dev/docs/deployment/android#reference-the-keystore-from-the-app +key.properties diff --git a/Flutter/cryptlib/example/android/app/build.gradle b/Flutter/cryptlib/example/android/app/build.gradle new file mode 100644 index 0000000..ef05c1c --- /dev/null +++ b/Flutter/cryptlib/example/android/app/build.gradle @@ -0,0 +1,63 @@ +def localProperties = new Properties() +def localPropertiesFile = rootProject.file('local.properties') +if (localPropertiesFile.exists()) { + localPropertiesFile.withReader('UTF-8') { reader -> + localProperties.load(reader) + } +} + +def flutterRoot = localProperties.getProperty('flutter.sdk') +if (flutterRoot == null) { + throw new GradleException("Flutter SDK not found. Define location with flutter.sdk in the local.properties file.") +} + +def flutterVersionCode = localProperties.getProperty('flutter.versionCode') +if (flutterVersionCode == null) { + flutterVersionCode = '1' +} + +def flutterVersionName = localProperties.getProperty('flutter.versionName') +if (flutterVersionName == null) { + flutterVersionName = '1.0' +} + +apply plugin: 'com.android.application' +apply plugin: 'kotlin-android' +apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle" + +android { + compileSdkVersion 29 + + sourceSets { + main.java.srcDirs += 'src/main/kotlin' + } + + lintOptions { + disable 'InvalidPackage' + } + + defaultConfig { + // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html). + applicationId "com.noor.cryptlib_example" + minSdkVersion 16 + targetSdkVersion 29 + versionCode flutterVersionCode.toInteger() + versionName flutterVersionName + } + + buildTypes { + release { + // TODO: Add your own signing config for the release build. + // Signing with the debug keys for now, so `flutter run --release` works. + signingConfig signingConfigs.debug + } + } +} + +flutter { + source '../..' +} + +dependencies { + implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version" +} diff --git a/Flutter/cryptlib/example/android/app/src/debug/AndroidManifest.xml b/Flutter/cryptlib/example/android/app/src/debug/AndroidManifest.xml new file mode 100644 index 0000000..871c61a --- /dev/null +++ b/Flutter/cryptlib/example/android/app/src/debug/AndroidManifest.xml @@ -0,0 +1,7 @@ + + + + diff --git a/Flutter/cryptlib/example/android/app/src/main/AndroidManifest.xml b/Flutter/cryptlib/example/android/app/src/main/AndroidManifest.xml new file mode 100644 index 0000000..cc65731 --- /dev/null +++ b/Flutter/cryptlib/example/android/app/src/main/AndroidManifest.xml @@ -0,0 +1,47 @@ + + + + + + + + + + + + + + + + + diff --git a/Flutter/cryptlib/example/android/app/src/main/kotlin/com/noor/cryptlib_example/MainActivity.kt b/Flutter/cryptlib/example/android/app/src/main/kotlin/com/noor/cryptlib_example/MainActivity.kt new file mode 100644 index 0000000..fbcf5c6 --- /dev/null +++ b/Flutter/cryptlib/example/android/app/src/main/kotlin/com/noor/cryptlib_example/MainActivity.kt @@ -0,0 +1,6 @@ +package com.noor.cryptlib_example + +import io.flutter.embedding.android.FlutterActivity + +class MainActivity: FlutterActivity() { +} diff --git a/Flutter/cryptlib/example/android/app/src/main/res/drawable/launch_background.xml b/Flutter/cryptlib/example/android/app/src/main/res/drawable/launch_background.xml new file mode 100644 index 0000000..304732f --- /dev/null +++ b/Flutter/cryptlib/example/android/app/src/main/res/drawable/launch_background.xml @@ -0,0 +1,12 @@ + + + + + + + + diff --git a/Flutter/cryptlib/example/android/app/src/main/res/mipmap-hdpi/ic_launcher.png b/Flutter/cryptlib/example/android/app/src/main/res/mipmap-hdpi/ic_launcher.png new file mode 100644 index 0000000..db77bb4 Binary files /dev/null and b/Flutter/cryptlib/example/android/app/src/main/res/mipmap-hdpi/ic_launcher.png differ diff --git a/Flutter/cryptlib/example/android/app/src/main/res/mipmap-mdpi/ic_launcher.png b/Flutter/cryptlib/example/android/app/src/main/res/mipmap-mdpi/ic_launcher.png new file mode 100644 index 0000000..17987b7 Binary files /dev/null and b/Flutter/cryptlib/example/android/app/src/main/res/mipmap-mdpi/ic_launcher.png differ diff --git a/Flutter/cryptlib/example/android/app/src/main/res/mipmap-xhdpi/ic_launcher.png b/Flutter/cryptlib/example/android/app/src/main/res/mipmap-xhdpi/ic_launcher.png new file mode 100644 index 0000000..09d4391 Binary files /dev/null and b/Flutter/cryptlib/example/android/app/src/main/res/mipmap-xhdpi/ic_launcher.png differ diff --git a/Flutter/cryptlib/example/android/app/src/main/res/mipmap-xxhdpi/ic_launcher.png b/Flutter/cryptlib/example/android/app/src/main/res/mipmap-xxhdpi/ic_launcher.png new file mode 100644 index 0000000..d5f1c8d Binary files /dev/null and b/Flutter/cryptlib/example/android/app/src/main/res/mipmap-xxhdpi/ic_launcher.png differ diff --git a/Flutter/cryptlib/example/android/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png b/Flutter/cryptlib/example/android/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png new file mode 100644 index 0000000..4d6372e Binary files /dev/null and b/Flutter/cryptlib/example/android/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png differ diff --git a/Flutter/cryptlib/example/android/app/src/main/res/values/styles.xml b/Flutter/cryptlib/example/android/app/src/main/res/values/styles.xml new file mode 100644 index 0000000..1f83a33 --- /dev/null +++ b/Flutter/cryptlib/example/android/app/src/main/res/values/styles.xml @@ -0,0 +1,18 @@ + + + + + + + diff --git a/Flutter/cryptlib/example/android/app/src/profile/AndroidManifest.xml b/Flutter/cryptlib/example/android/app/src/profile/AndroidManifest.xml new file mode 100644 index 0000000..871c61a --- /dev/null +++ b/Flutter/cryptlib/example/android/app/src/profile/AndroidManifest.xml @@ -0,0 +1,7 @@ + + + + diff --git a/Flutter/cryptlib/example/android/build.gradle b/Flutter/cryptlib/example/android/build.gradle new file mode 100644 index 0000000..3100ad2 --- /dev/null +++ b/Flutter/cryptlib/example/android/build.gradle @@ -0,0 +1,31 @@ +buildscript { + ext.kotlin_version = '1.3.50' + repositories { + google() + jcenter() + } + + dependencies { + classpath 'com.android.tools.build:gradle:3.5.0' + classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version" + } +} + +allprojects { + repositories { + google() + jcenter() + } +} + +rootProject.buildDir = '../build' +subprojects { + project.buildDir = "${rootProject.buildDir}/${project.name}" +} +subprojects { + project.evaluationDependsOn(':app') +} + +task clean(type: Delete) { + delete rootProject.buildDir +} diff --git a/Flutter/cryptlib/example/android/gradle.properties b/Flutter/cryptlib/example/android/gradle.properties new file mode 100644 index 0000000..a673820 --- /dev/null +++ b/Flutter/cryptlib/example/android/gradle.properties @@ -0,0 +1,4 @@ +org.gradle.jvmargs=-Xmx1536M +android.useAndroidX=true +android.enableJetifier=true +android.enableR8=true diff --git a/Flutter/cryptlib/example/android/gradle/wrapper/gradle-wrapper.properties b/Flutter/cryptlib/example/android/gradle/wrapper/gradle-wrapper.properties new file mode 100644 index 0000000..296b146 --- /dev/null +++ b/Flutter/cryptlib/example/android/gradle/wrapper/gradle-wrapper.properties @@ -0,0 +1,6 @@ +#Fri Jun 23 08:50:38 CEST 2017 +distributionBase=GRADLE_USER_HOME +distributionPath=wrapper/dists +zipStoreBase=GRADLE_USER_HOME +zipStorePath=wrapper/dists +distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip diff --git a/Flutter/cryptlib/example/android/settings.gradle b/Flutter/cryptlib/example/android/settings.gradle new file mode 100644 index 0000000..44e62bc --- /dev/null +++ b/Flutter/cryptlib/example/android/settings.gradle @@ -0,0 +1,11 @@ +include ':app' + +def localPropertiesFile = new File(rootProject.projectDir, "local.properties") +def properties = new Properties() + +assert localPropertiesFile.exists() +localPropertiesFile.withReader("UTF-8") { reader -> properties.load(reader) } + +def flutterSdkPath = properties.getProperty("flutter.sdk") +assert flutterSdkPath != null, "flutter.sdk not set in local.properties" +apply from: "$flutterSdkPath/packages/flutter_tools/gradle/app_plugin_loader.gradle" diff --git a/Flutter/cryptlib/example/ios/.gitignore b/Flutter/cryptlib/example/ios/.gitignore new file mode 100644 index 0000000..e96ef60 --- /dev/null +++ b/Flutter/cryptlib/example/ios/.gitignore @@ -0,0 +1,32 @@ +*.mode1v3 +*.mode2v3 +*.moved-aside +*.pbxuser +*.perspectivev3 +**/*sync/ +.sconsign.dblite +.tags* +**/.vagrant/ +**/DerivedData/ +Icon? +**/Pods/ +**/.symlinks/ +profile +xcuserdata +**/.generated/ +Flutter/App.framework +Flutter/Flutter.framework +Flutter/Flutter.podspec +Flutter/Generated.xcconfig +Flutter/app.flx +Flutter/app.zip +Flutter/flutter_assets/ +Flutter/flutter_export_environment.sh +ServiceDefinitions.json +Runner/GeneratedPluginRegistrant.* + +# Exceptions to above rules. +!default.mode1v3 +!default.mode2v3 +!default.pbxuser +!default.perspectivev3 diff --git a/Flutter/cryptlib/example/ios/Flutter/AppFrameworkInfo.plist b/Flutter/cryptlib/example/ios/Flutter/AppFrameworkInfo.plist new file mode 100644 index 0000000..f2872cf --- /dev/null +++ b/Flutter/cryptlib/example/ios/Flutter/AppFrameworkInfo.plist @@ -0,0 +1,26 @@ + + + + + CFBundleDevelopmentRegion + $(DEVELOPMENT_LANGUAGE) + CFBundleExecutable + App + CFBundleIdentifier + io.flutter.flutter.app + CFBundleInfoDictionaryVersion + 6.0 + CFBundleName + App + CFBundlePackageType + FMWK + CFBundleShortVersionString + 1.0 + CFBundleSignature + ???? + CFBundleVersion + 1.0 + MinimumOSVersion + 9.0 + + diff --git a/Flutter/cryptlib/example/ios/Flutter/Debug.xcconfig b/Flutter/cryptlib/example/ios/Flutter/Debug.xcconfig new file mode 100644 index 0000000..e8efba1 --- /dev/null +++ b/Flutter/cryptlib/example/ios/Flutter/Debug.xcconfig @@ -0,0 +1,2 @@ +#include "Pods/Target Support Files/Pods-Runner/Pods-Runner.debug.xcconfig" +#include "Generated.xcconfig" diff --git a/Flutter/cryptlib/example/ios/Flutter/Release.xcconfig b/Flutter/cryptlib/example/ios/Flutter/Release.xcconfig new file mode 100644 index 0000000..399e934 --- /dev/null +++ b/Flutter/cryptlib/example/ios/Flutter/Release.xcconfig @@ -0,0 +1,2 @@ +#include "Pods/Target Support Files/Pods-Runner/Pods-Runner.release.xcconfig" +#include "Generated.xcconfig" diff --git a/Flutter/cryptlib/example/ios/Podfile b/Flutter/cryptlib/example/ios/Podfile new file mode 100644 index 0000000..1e8c3c9 --- /dev/null +++ b/Flutter/cryptlib/example/ios/Podfile @@ -0,0 +1,41 @@ +# Uncomment this line to define a global platform for your project +# platform :ios, '9.0' + +# CocoaPods analytics sends network stats synchronously affecting flutter build latency. +ENV['COCOAPODS_DISABLE_STATS'] = 'true' + +project 'Runner', { + 'Debug' => :debug, + 'Profile' => :release, + 'Release' => :release, +} + +def flutter_root + generated_xcode_build_settings_path = File.expand_path(File.join('..', 'Flutter', 'Generated.xcconfig'), __FILE__) + unless File.exist?(generated_xcode_build_settings_path) + raise "#{generated_xcode_build_settings_path} must exist. If you're running pod install manually, make sure flutter pub get is executed first" + end + + File.foreach(generated_xcode_build_settings_path) do |line| + matches = line.match(/FLUTTER_ROOT\=(.*)/) + return matches[1].strip if matches + end + raise "FLUTTER_ROOT not found in #{generated_xcode_build_settings_path}. Try deleting Generated.xcconfig, then run flutter pub get" +end + +require File.expand_path(File.join('packages', 'flutter_tools', 'bin', 'podhelper'), flutter_root) + +flutter_ios_podfile_setup + +target 'Runner' do + use_frameworks! + use_modular_headers! + + flutter_install_all_ios_pods File.dirname(File.realpath(__FILE__)) +end + +post_install do |installer| + installer.pods_project.targets.each do |target| + flutter_additional_ios_build_settings(target) + end +end diff --git a/Flutter/cryptlib/example/ios/Podfile.lock b/Flutter/cryptlib/example/ios/Podfile.lock new file mode 100644 index 0000000..9631136 --- /dev/null +++ b/Flutter/cryptlib/example/ios/Podfile.lock @@ -0,0 +1,22 @@ +PODS: + - cryptlib (0.0.1): + - Flutter + - Flutter (1.0.0) + +DEPENDENCIES: + - cryptlib (from `.symlinks/plugins/cryptlib/ios`) + - Flutter (from `Flutter`) + +EXTERNAL SOURCES: + cryptlib: + :path: ".symlinks/plugins/cryptlib/ios" + Flutter: + :path: Flutter + +SPEC CHECKSUMS: + cryptlib: c8f0f31a79541eeffe85b8207566f8e73d009bbf + Flutter: 0e3d915762c693b495b44d77113d4970485de6ec + +PODFILE CHECKSUM: aafe91acc616949ddb318b77800a7f51bffa2a4c + +COCOAPODS: 1.10.0 diff --git a/Flutter/cryptlib/example/ios/Runner.xcodeproj/project.pbxproj b/Flutter/cryptlib/example/ios/Runner.xcodeproj/project.pbxproj new file mode 100644 index 0000000..c78cd51 --- /dev/null +++ b/Flutter/cryptlib/example/ios/Runner.xcodeproj/project.pbxproj @@ -0,0 +1,587 @@ +// !$*UTF8*$! +{ + archiveVersion = 1; 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b/Flutter/cryptlib/example/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-App-76x76@2x.png new file mode 100644 index 0000000..6a84f41 Binary files /dev/null and b/Flutter/cryptlib/example/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-App-76x76@2x.png differ diff --git a/Flutter/cryptlib/example/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-App-83.5x83.5@2x.png b/Flutter/cryptlib/example/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-App-83.5x83.5@2x.png new file mode 100644 index 0000000..d0e1f58 Binary files /dev/null and b/Flutter/cryptlib/example/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-App-83.5x83.5@2x.png differ diff --git a/Flutter/cryptlib/example/ios/Runner/Assets.xcassets/LaunchImage.imageset/Contents.json b/Flutter/cryptlib/example/ios/Runner/Assets.xcassets/LaunchImage.imageset/Contents.json new file mode 100644 index 0000000..0bedcf2 --- /dev/null +++ b/Flutter/cryptlib/example/ios/Runner/Assets.xcassets/LaunchImage.imageset/Contents.json @@ -0,0 +1,23 @@ +{ + "images" : [ + { + "idiom" : "universal", + "filename" : "LaunchImage.png", + "scale" : "1x" + }, + { + "idiom" : "universal", + "filename" : "LaunchImage@2x.png", + "scale" : "2x" + }, + { + "idiom" : "universal", + "filename" : "LaunchImage@3x.png", + "scale" : "3x" + } + ], + "info" : { + "version" : 1, + "author" : "xcode" + } +} diff --git a/Flutter/cryptlib/example/ios/Runner/Assets.xcassets/LaunchImage.imageset/LaunchImage.png b/Flutter/cryptlib/example/ios/Runner/Assets.xcassets/LaunchImage.imageset/LaunchImage.png new file mode 100644 index 0000000..9da19ea Binary files /dev/null and b/Flutter/cryptlib/example/ios/Runner/Assets.xcassets/LaunchImage.imageset/LaunchImage.png differ diff --git a/Flutter/cryptlib/example/ios/Runner/Assets.xcassets/LaunchImage.imageset/LaunchImage@2x.png b/Flutter/cryptlib/example/ios/Runner/Assets.xcassets/LaunchImage.imageset/LaunchImage@2x.png new file mode 100644 index 0000000..9da19ea Binary files /dev/null and b/Flutter/cryptlib/example/ios/Runner/Assets.xcassets/LaunchImage.imageset/LaunchImage@2x.png differ diff --git a/Flutter/cryptlib/example/ios/Runner/Assets.xcassets/LaunchImage.imageset/LaunchImage@3x.png b/Flutter/cryptlib/example/ios/Runner/Assets.xcassets/LaunchImage.imageset/LaunchImage@3x.png new file mode 100644 index 0000000..9da19ea Binary files /dev/null and b/Flutter/cryptlib/example/ios/Runner/Assets.xcassets/LaunchImage.imageset/LaunchImage@3x.png differ diff --git a/Flutter/cryptlib/example/ios/Runner/Assets.xcassets/LaunchImage.imageset/README.md b/Flutter/cryptlib/example/ios/Runner/Assets.xcassets/LaunchImage.imageset/README.md new file mode 100644 index 0000000..89c2725 --- /dev/null +++ b/Flutter/cryptlib/example/ios/Runner/Assets.xcassets/LaunchImage.imageset/README.md @@ -0,0 +1,5 @@ +# Launch Screen Assets + +You can customize the launch screen with your own desired assets by replacing the image files in this directory. + +You can also do it by opening your Flutter project's Xcode project with `open ios/Runner.xcworkspace`, selecting `Runner/Assets.xcassets` in the Project Navigator and dropping in the desired images. \ No newline at end of file diff --git a/Flutter/cryptlib/example/ios/Runner/Base.lproj/LaunchScreen.storyboard b/Flutter/cryptlib/example/ios/Runner/Base.lproj/LaunchScreen.storyboard new file mode 100644 index 0000000..f2e259c --- /dev/null +++ b/Flutter/cryptlib/example/ios/Runner/Base.lproj/LaunchScreen.storyboard @@ -0,0 +1,37 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + diff --git a/Flutter/cryptlib/example/ios/Runner/Base.lproj/Main.storyboard b/Flutter/cryptlib/example/ios/Runner/Base.lproj/Main.storyboard new file mode 100644 index 0000000..f3c2851 --- /dev/null +++ b/Flutter/cryptlib/example/ios/Runner/Base.lproj/Main.storyboard @@ -0,0 +1,26 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + diff --git a/Flutter/cryptlib/example/ios/Runner/Info.plist b/Flutter/cryptlib/example/ios/Runner/Info.plist new file mode 100644 index 0000000..0ae3870 --- /dev/null +++ b/Flutter/cryptlib/example/ios/Runner/Info.plist @@ -0,0 +1,45 @@ + + + + + CFBundleDevelopmentRegion + $(DEVELOPMENT_LANGUAGE) + CFBundleExecutable + $(EXECUTABLE_NAME) + CFBundleIdentifier + $(PRODUCT_BUNDLE_IDENTIFIER) + CFBundleInfoDictionaryVersion + 6.0 + CFBundleName + cryptlib_example + CFBundlePackageType + APPL + CFBundleShortVersionString + $(FLUTTER_BUILD_NAME) + CFBundleSignature + ???? + CFBundleVersion + $(FLUTTER_BUILD_NUMBER) + LSRequiresIPhoneOS + + UILaunchStoryboardName + LaunchScreen + UIMainStoryboardFile + Main + UISupportedInterfaceOrientations + + UIInterfaceOrientationPortrait + UIInterfaceOrientationLandscapeLeft + UIInterfaceOrientationLandscapeRight + + UISupportedInterfaceOrientations~ipad + + UIInterfaceOrientationPortrait + UIInterfaceOrientationPortraitUpsideDown + UIInterfaceOrientationLandscapeLeft + UIInterfaceOrientationLandscapeRight + + UIViewControllerBasedStatusBarAppearance + + + diff --git a/Flutter/cryptlib/example/ios/Runner/Runner-Bridging-Header.h b/Flutter/cryptlib/example/ios/Runner/Runner-Bridging-Header.h new file mode 100644 index 0000000..308a2a5 --- /dev/null +++ b/Flutter/cryptlib/example/ios/Runner/Runner-Bridging-Header.h @@ -0,0 +1 @@ +#import "GeneratedPluginRegistrant.h" diff --git a/Flutter/cryptlib/example/lib/main.dart b/Flutter/cryptlib/example/lib/main.dart new file mode 100644 index 0000000..3731e3e --- /dev/null +++ b/Flutter/cryptlib/example/lib/main.dart @@ -0,0 +1,64 @@ +import 'dart:async'; + +import 'package:cryptlib/cryptlib.dart'; +import 'package:flutter/material.dart'; +import 'package:flutter/services.dart'; + +void main() { + runApp(MyApp()); +} + +class MyApp extends StatefulWidget { + @override + _MyAppState createState() => _MyAppState(); +} + +class _MyAppState extends State { + String _platformVersion = 'Unknown'; + String _encrypted = ''; + String _decrypted = ''; + + @override + void initState() { + super.initState(); + initPlatformState(); + } + + // Platform messages are asynchronous, so we initialize in an async method. + Future initPlatformState() async { + String platformVersion; + // Platform messages may fail, so we use a try/catch PlatformException. + try { + _encrypted = await Cryptlib.getEncryptedString("your key", "plain text"); + print(_encrypted); + _decrypted = await Cryptlib.getDecryptedString("your key", _encrypted); + + platformVersion = await Cryptlib.platformVersion; + } on PlatformException { + platformVersion = 'Failed to get platform version.'; + } + + // If the widget was removed from the tree while the asynchronous platform + // message was in flight, we want to discard the reply rather than calling + // setState to update our non-existent appearance. + if (!mounted) return; + + setState(() { + _platformVersion = platformVersion; + }); + } + + @override + Widget build(BuildContext context) { + return MaterialApp( + home: Scaffold( + appBar: AppBar( + title: const Text('Plugin example app'), + ), + body: Center( + child: Text('Running on: $_platformVersion\n'), + ), + ), + ); + } +} diff --git a/Flutter/cryptlib/example/pubspec.lock b/Flutter/cryptlib/example/pubspec.lock new file mode 100644 index 0000000..2155764 --- /dev/null +++ b/Flutter/cryptlib/example/pubspec.lock @@ -0,0 +1,161 @@ +# Generated by pub +# See https://dart.dev/tools/pub/glossary#lockfile +packages: + async: + dependency: transitive + description: + name: async + url: "https://pub.dartlang.org" + source: hosted + version: "2.5.0-nullsafety.1" + boolean_selector: + dependency: transitive + description: + name: boolean_selector + url: "https://pub.dartlang.org" + source: hosted + version: "2.1.0-nullsafety.1" + characters: + dependency: transitive + description: + name: characters + url: "https://pub.dartlang.org" + source: hosted + version: "1.1.0-nullsafety.3" + charcode: + dependency: transitive + description: + name: charcode + url: "https://pub.dartlang.org" + source: hosted + version: "1.2.0-nullsafety.1" + clock: + dependency: transitive + description: + name: clock + url: "https://pub.dartlang.org" + source: hosted + version: "1.1.0-nullsafety.1" + collection: + dependency: transitive + description: + name: collection + url: "https://pub.dartlang.org" + source: hosted + version: "1.15.0-nullsafety.3" + cryptlib: + dependency: "direct main" + description: + path: ".." + relative: true + source: path + version: "0.0.1" + cupertino_icons: + dependency: "direct main" + description: + name: cupertino_icons + url: "https://pub.dartlang.org" + source: hosted + version: "1.0.0" + fake_async: + dependency: transitive + description: + name: fake_async + url: "https://pub.dartlang.org" + source: hosted + version: "1.2.0-nullsafety.1" + flutter: + dependency: "direct main" + description: flutter + source: sdk + version: "0.0.0" + flutter_test: + dependency: "direct dev" + description: flutter + source: sdk + version: "0.0.0" + matcher: + dependency: transitive + description: + name: matcher + url: "https://pub.dartlang.org" + source: hosted + version: "0.12.10-nullsafety.1" + meta: + dependency: transitive + description: + name: meta + url: "https://pub.dartlang.org" + source: hosted + version: "1.3.0-nullsafety.3" + path: + dependency: transitive + description: + name: path + url: "https://pub.dartlang.org" + source: hosted + version: "1.8.0-nullsafety.1" + sky_engine: + dependency: transitive + description: flutter + source: sdk + version: "0.0.99" + source_span: + dependency: transitive + description: + name: source_span + url: "https://pub.dartlang.org" + source: hosted + version: "1.8.0-nullsafety.2" + stack_trace: + dependency: transitive + description: + name: stack_trace + url: "https://pub.dartlang.org" + source: hosted + version: "1.10.0-nullsafety.1" + stream_channel: + dependency: transitive + description: + name: stream_channel + url: "https://pub.dartlang.org" + source: hosted + version: "2.1.0-nullsafety.1" + string_scanner: + dependency: transitive + description: + name: string_scanner + url: "https://pub.dartlang.org" + source: hosted + version: "1.1.0-nullsafety.1" + term_glyph: + dependency: transitive + description: + name: term_glyph + url: "https://pub.dartlang.org" + source: hosted + version: "1.2.0-nullsafety.1" + test_api: + dependency: transitive + description: + name: test_api + url: "https://pub.dartlang.org" + source: hosted + version: "0.2.19-nullsafety.2" + typed_data: + dependency: transitive + description: + name: typed_data + url: "https://pub.dartlang.org" + source: hosted + version: "1.3.0-nullsafety.3" + vector_math: + dependency: transitive + description: + name: vector_math + url: "https://pub.dartlang.org" + source: hosted + version: "2.1.0-nullsafety.3" +sdks: + dart: ">=2.10.0-110 <2.11.0" + flutter: ">=1.20.0 <2.0.0" diff --git a/Flutter/cryptlib/example/pubspec.yaml b/Flutter/cryptlib/example/pubspec.yaml new file mode 100644 index 0000000..0492044 --- /dev/null +++ b/Flutter/cryptlib/example/pubspec.yaml @@ -0,0 +1,71 @@ +name: cryptlib_example +description: Demonstrates how to use the cryptlib plugin. + +# The following line prevents the package from being accidentally published to +# pub.dev using `pub publish`. This is preferred for private packages. +publish_to: 'none' # Remove this line if you wish to publish to pub.dev + +environment: + sdk: ">=2.7.0 <3.0.0" + +dependencies: + flutter: + sdk: flutter + + cryptlib: + # When depending on this package from a real application you should use: + # cryptlib: ^x.y.z + # See https://dart.dev/tools/pub/dependencies#version-constraints + # The example app is bundled with the plugin so we use a path dependency on + # the parent directory to use the current plugin's version. + path: ../ + + # The following adds the Cupertino Icons font to your application. + # Use with the CupertinoIcons class for iOS style icons. + cupertino_icons: ^1.0.0 + +dev_dependencies: + flutter_test: + sdk: flutter + +# For information on the generic Dart part of this file, see the +# following page: https://dart.dev/tools/pub/pubspec + +# The following section is specific to Flutter. +flutter: + + # The following line ensures that the Material Icons font is + # included with your application, so that you can use the icons in + # the material Icons class. + uses-material-design: true + + # To add assets to your application, add an assets section, like this: + # assets: + # - images/a_dot_burr.jpeg + # - images/a_dot_ham.jpeg + + # An image asset can refer to one or more resolution-specific "variants", see + # https://flutter.dev/assets-and-images/#resolution-aware. + + # For details regarding adding assets from package dependencies, see + # https://flutter.dev/assets-and-images/#from-packages + + # To add custom fonts to your application, add a fonts section here, + # in this "flutter" section. Each entry in this list should have a + # "family" key with the font family name, and a "fonts" key with a + # list giving the asset and other descriptors for the font. For + # example: + # fonts: + # - family: Schyler + # fonts: + # - asset: fonts/Schyler-Regular.ttf + # - asset: fonts/Schyler-Italic.ttf + # style: italic + # - family: Trajan Pro + # fonts: + # - asset: fonts/TrajanPro.ttf + # - asset: fonts/TrajanPro_Bold.ttf + # weight: 700 + # + # For details regarding fonts from package dependencies, + # see https://flutter.dev/custom-fonts/#from-packages diff --git a/Flutter/cryptlib/example/test/widget_test.dart b/Flutter/cryptlib/example/test/widget_test.dart new file mode 100644 index 0000000..81d6f45 --- /dev/null +++ b/Flutter/cryptlib/example/test/widget_test.dart @@ -0,0 +1,27 @@ +// This is a basic Flutter widget test. +// +// To perform an interaction with a widget in your test, use the WidgetTester +// utility that Flutter provides. For example, you can send tap and scroll +// gestures. You can also use WidgetTester to find child widgets in the widget +// tree, read text, and verify that the values of widget properties are correct. + +import 'package:flutter/material.dart'; +import 'package:flutter_test/flutter_test.dart'; + +import 'package:cryptlib_example/main.dart'; + +void main() { + testWidgets('Verify Platform version', (WidgetTester tester) async { + // Build our app and trigger a frame. + await tester.pumpWidget(MyApp()); + + // Verify that platform version is retrieved. + expect( + find.byWidgetPredicate( + (Widget widget) => widget is Text && + widget.data.startsWith('Running on:'), + ), + findsOneWidget, + ); + }); +} diff --git a/Flutter/cryptlib/ios/.gitignore b/Flutter/cryptlib/ios/.gitignore new file mode 100644 index 0000000..aa479fd --- /dev/null +++ b/Flutter/cryptlib/ios/.gitignore @@ -0,0 +1,37 @@ +.idea/ +.vagrant/ +.sconsign.dblite +.svn/ + +.DS_Store +*.swp +profile + +DerivedData/ +build/ +GeneratedPluginRegistrant.h +GeneratedPluginRegistrant.m + +.generated/ + +*.pbxuser +*.mode1v3 +*.mode2v3 +*.perspectivev3 + +!default.pbxuser +!default.mode1v3 +!default.mode2v3 +!default.perspectivev3 + +xcuserdata + +*.moved-aside + +*.pyc +*sync/ +Icon? +.tags* + +/Flutter/Generated.xcconfig +/Flutter/flutter_export_environment.sh \ No newline at end of file diff --git a/Flutter/cryptlib/ios/Assets/.gitkeep b/Flutter/cryptlib/ios/Assets/.gitkeep new file mode 100644 index 0000000..e69de29 diff --git a/Flutter/cryptlib/ios/Classes/CryptLib.h b/Flutter/cryptlib/ios/Classes/CryptLib.h new file mode 100755 index 0000000..df14eb9 --- /dev/null +++ b/Flutter/cryptlib/ios/Classes/CryptLib.h @@ -0,0 +1,42 @@ +/* + * MIT License + * + * Copyright (c) 2017 Kavin Varnan + + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#import +#import +#import + + +@interface CryptLib : NSObject + +- (NSData *)encrypt:(NSData *)plainText key:(NSString *)key iv:(NSString *)iv; +- (NSData *)decrypt:(NSData *)encryptedText key:(NSString *)key iv:(NSString *)iv; +- (NSData *)generateRandomIV:(size_t)length; +- (NSString *) md5:(NSString *) input; +- (NSString *) sha256:(NSString *)key length:(NSInteger) length; +- (NSString *) encryptPlainText:(NSString *)plainText key:(NSString *)key iv:(NSString *)iv; +- (NSString *) decryptCipherText:(NSString *)cipherText key:(NSString *)key iv:(NSString *)iv; +- (NSString *) encryptPlainTextRandomIVWithPlainText:(NSString *)plainText key:(NSString *)key; +- (NSString *) decryptCipherTextRandomIVWithCipherText:(NSString *)cipherText key:(NSString *)key; + +@end diff --git a/Flutter/cryptlib/ios/Classes/CryptLib.m b/Flutter/cryptlib/ios/Classes/CryptLib.m new file mode 100755 index 0000000..24b26e9 --- /dev/null +++ b/Flutter/cryptlib/ios/Classes/CryptLib.m @@ -0,0 +1,225 @@ +/* + * MIT License + * + * Copyright (c) 2017 Kavin Varnan + + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#import "CryptLib.h" + +@implementation CryptLib + +- (NSData *)encrypt:(NSData *)plainText key:(NSString *)key iv:(NSString *)iv { + char keyPointer[kCCKeySizeAES256+2],// room for terminator (unused) ref: https://devforums.apple.com/message/876053#876053 + ivPointer[kCCBlockSizeAES128+2]; + BOOL patchNeeded; + bzero(keyPointer, sizeof(keyPointer)); // fill with zeroes for padding + + patchNeeded= ([key length] > kCCKeySizeAES256+1); + if(patchNeeded) + { + NSLog(@"Key length is longer %lu", (unsigned long)[[self md5:key] length]); + key = [key substringToIndex:kCCKeySizeAES256]; // Ensure that the key isn't longer than what's needed (kCCKeySizeAES256) + } + + //NSLog(@"md5 :%@", key); + [key getCString:keyPointer maxLength:sizeof(keyPointer) encoding:NSUTF8StringEncoding]; + [iv getCString:ivPointer maxLength:sizeof(ivPointer) encoding:NSUTF8StringEncoding]; + + if (patchNeeded) { + keyPointer[0] = '\0'; // Previous iOS version than iOS7 set the first char to '\0' if the key was longer than kCCKeySizeAES256 + } + + NSUInteger dataLength = [plainText length]; + + //see https://developer.apple.com/library/ios/documentation/System/Conceptual/ManPages_iPhoneOS/man3/CCryptorCreateFromData.3cc.html + // For block ciphers, the output size will always be less than or equal to the input size plus the size of one block. + size_t buffSize = dataLength + kCCBlockSizeAES128; + void *buff = malloc(buffSize); + + size_t numBytesEncrypted = 0; + //refer to http://www.opensource.apple.com/source/CommonCrypto/CommonCrypto-36064/CommonCrypto/CommonCryptor.h + //for details on this function + //Stateless, one-shot encrypt or decrypt operation. + CCCryptorStatus status = CCCrypt(kCCEncrypt, /* kCCEncrypt, etc. */ + kCCAlgorithmAES128, /* kCCAlgorithmAES128, etc. */ + kCCOptionPKCS7Padding, /* kCCOptionPKCS7Padding, etc. */ + keyPointer, kCCKeySizeAES256, /* key and its length */ + ivPointer, /* initialization vector - use random IV everytime */ + [plainText bytes], [plainText length], /* input */ + buff, buffSize,/* data RETURNED here */ + &numBytesEncrypted); + if (status == kCCSuccess) { + return [NSData dataWithBytesNoCopy:buff length:numBytesEncrypted]; + } + + free(buff); + return nil; +} + + +-(NSData *)decrypt:(NSData *)encryptedText key:(NSString *)key iv:(NSString *)iv { + char keyPointer[kCCKeySizeAES256+2],// room for terminator (unused) ref: https://devforums.apple.com/message/876053#876053 + ivPointer[kCCBlockSizeAES128+2]; + BOOL patchNeeded; + + patchNeeded = ([key length] > kCCKeySizeAES256+1); + if(patchNeeded) + { + NSLog(@"Key length is longer %lu", (unsigned long)[[self md5:key] length]); + key = [key substringToIndex:kCCKeySizeAES256]; // Ensure that the key isn't longer than what's needed (kCCKeySizeAES256) + } + + [key getCString:keyPointer maxLength:sizeof(keyPointer) encoding:NSUTF8StringEncoding]; + [iv getCString:ivPointer maxLength:sizeof(ivPointer) encoding:NSUTF8StringEncoding]; + + if (patchNeeded) { + keyPointer[0] = '\0'; // Previous iOS version than iOS7 set the first char to '\0' if the key was longer than kCCKeySizeAES256 + } + + NSUInteger dataLength = [encryptedText length]; + + //see https://developer.apple.com/library/ios/documentation/System/Conceptual/ManPages_iPhoneOS/man3/CCryptorCreateFromData.3cc.html + // For block ciphers, the output size will always be less than or equal to the input size plus the size of one block. + size_t buffSize = dataLength + kCCBlockSizeAES128; + + void *buff = malloc(buffSize); + + size_t numBytesEncrypted = 0; + //refer to http://www.opensource.apple.com/source/CommonCrypto/CommonCrypto-36064/CommonCrypto/CommonCryptor.h + //for details on this function + //Stateless, one-shot encrypt or decrypt operation. + CCCryptorStatus status = CCCrypt(kCCDecrypt,/* kCCEncrypt, etc. */ + kCCAlgorithmAES128, /* kCCAlgorithmAES128, etc. */ + kCCOptionPKCS7Padding, /* kCCOptionPKCS7Padding, etc. */ + keyPointer, kCCKeySizeAES256,/* key and its length */ + ivPointer, /* initialization vector - use same IV which was used for decryption */ + [encryptedText bytes], [encryptedText length], //input + buff, buffSize,//output + &numBytesEncrypted); + if (status == kCCSuccess) { + return [NSData dataWithBytesNoCopy:buff length:numBytesEncrypted]; + } + + free(buff); + return nil; +} + +- (NSString *) encryptPlainText:(NSString *)plainText key:(NSString *)key iv:(NSString *)iv { + return [[[[CryptLib alloc] init] encrypt:[plainText dataUsingEncoding:NSUTF8StringEncoding] key:[[CryptLib alloc] sha256:key length:32] iv:iv] base64EncodedStringWithOptions:0]; +} + +- (NSString *) decryptCipherText:(NSString *)ciperText key:(NSString *)key iv:(NSString *)iv { + return [[NSString alloc] initWithData:[[CryptLib alloc] decrypt:[[NSData alloc] initWithBase64EncodedString:ciperText options:NSDataBase64DecodingIgnoreUnknownCharacters] key:[[CryptLib alloc] sha256:key length:32] iv:[[CryptLib alloc] generateRandomIV16]] encoding:NSUTF8StringEncoding]; +} + +- (NSString *) encryptPlainTextRandomIVWithPlainText:(NSString *)plainText key:(NSString *)key { + CryptLib *crypt = [CryptLib alloc]; + NSString *plain = [crypt generateRandomIV16]; + plain = [plain stringByAppendingString:plainText]; + return [[[crypt init] encrypt:[plain dataUsingEncoding:NSUTF8StringEncoding] key:[crypt sha256:key length:32] iv:[crypt generateRandomIV16]] base64EncodedStringWithOptions:0]; +} + +- (NSString *) decryptCipherTextRandomIVWithCipherText:(NSString *)cipherText key:(NSString *)key { + CryptLib *crypt = [CryptLib alloc]; + NSString *plain = [[NSString alloc] initWithData:[crypt decrypt:[[NSData alloc] initWithBase64EncodedString:cipherText options:NSDataBase64DecodingIgnoreUnknownCharacters] key:[crypt sha256:key length:32] iv:[crypt generateRandomIV16]] encoding:NSUTF8StringEncoding]; + return [plain substringFromIndex:16]; +} + + +//this function is no longer used in encryption / decryption +- (NSString *)md5:(NSString *) input +{ + const char *cStr = [input UTF8String]; + unsigned char digest[16]; + CC_MD5( cStr, (uint32_t)strlen(cStr), digest ); // This is the md5 call + + NSMutableString *output = [NSMutableString stringWithCapacity:CC_MD5_DIGEST_LENGTH * 2]; + + for(int i = 0; i < CC_MD5_DIGEST_LENGTH; i++) + [output appendFormat:@"%02x", digest[i]]; + + return output; + +} + +- (NSString*)generateRandomIV:(size_t)length { + + // Since the length of Base64 hash is = (3/4) x (length of input string) we can work out input length required to + // generate 32byte hash is 24 bytes long. Note: Base64 may pad end with one, two or no '=' chars if not divisible. + // Therefore we don't care the generated string will be too long, just trim it down before returning. + + NSMutableData *data = [NSMutableData dataWithLength:length]; + + int result = SecRandomCopyBytes(NULL, length, data.mutableBytes); + + NSAssert(result == 0, @"Error generating random bytes: %d", errno); + + NSString *base64EncodedData = [[data base64EncodedStringWithOptions:0] substringToIndex:length]; + + return base64EncodedData; +} + +- (NSString*)generateRandomIV16 { + + // Since the length of Base64 hash is = (3/4) x (length of input string) we can work out input length required to + // generate 32byte hash is 24 bytes long. Note: Base64 may pad end with one, two or no '=' chars if not divisible. + // Therefore we don't care the generated string will be too long, just trim it down before returning. + + NSMutableData *data = [NSMutableData dataWithLength:16]; + + int result = SecRandomCopyBytes(NULL, 16, data.mutableBytes); + + NSAssert(result == 0, @"Error generating random bytes: %d", errno); + + NSString *base64EncodedData = [[data base64EncodedStringWithOptions:0] substringToIndex:16]; + + return base64EncodedData; +} + +/** + * This function computes the SHA256 hash of input string + * @param key input text whose SHA256 hash has to be computed + * @param length length of the text to be returned + * @return returns SHA256 hash of input text + */ +- (NSString*) sha256:(NSString *)key length:(NSInteger) length{ + const char *s=[key cStringUsingEncoding:NSASCIIStringEncoding]; + NSData *keyData=[NSData dataWithBytes:s length:strlen(s)]; + + uint8_t digest[CC_SHA256_DIGEST_LENGTH]={0}; + CC_SHA256(keyData.bytes, (CC_LONG)keyData.length, digest); + NSData *out=[NSData dataWithBytes:digest length:CC_SHA256_DIGEST_LENGTH]; + NSString *hash=[out debugDescription]; + hash = [hash stringByReplacingOccurrencesOfString:@" " withString:@""]; + hash = [hash stringByReplacingOccurrencesOfString:@"<" withString:@""]; + hash = [hash stringByReplacingOccurrencesOfString:@">" withString:@""]; + + if(length > [hash length]) + { + return hash; + } + else + { + return [hash substringToIndex:length]; + } +} + +@end diff --git a/Flutter/cryptlib/ios/Classes/CryptlibPlugin.h b/Flutter/cryptlib/ios/Classes/CryptlibPlugin.h new file mode 100644 index 0000000..336c329 --- /dev/null +++ b/Flutter/cryptlib/ios/Classes/CryptlibPlugin.h @@ -0,0 +1,4 @@ +#import +#import "CryptLib.h" +@interface CryptlibPlugin : NSObject +@end diff --git a/Flutter/cryptlib/ios/Classes/CryptlibPlugin.m b/Flutter/cryptlib/ios/Classes/CryptlibPlugin.m new file mode 100644 index 0000000..5570eda --- /dev/null +++ b/Flutter/cryptlib/ios/Classes/CryptlibPlugin.m @@ -0,0 +1,15 @@ +#import "CryptlibPlugin.h" +#if __has_include() +#import +#else +// Support project import fallback if the generated compatibility header +// is not copied when this plugin is created as a library. +// https://forums.swift.org/t/swift-static-libraries-dont-copy-generated-objective-c-header/19816 +#import "cryptlib-Swift.h" +#endif + +@implementation CryptlibPlugin ++ (void)registerWithRegistrar:(NSObject*)registrar { + [SwiftCryptlibPlugin registerWithRegistrar:registrar]; +} +@end diff --git a/Flutter/cryptlib/ios/Classes/Header.h b/Flutter/cryptlib/ios/Classes/Header.h new file mode 100644 index 0000000..4965f06 --- /dev/null +++ b/Flutter/cryptlib/ios/Classes/Header.h @@ -0,0 +1 @@ +#import "CryptLib.h" diff --git a/Flutter/cryptlib/ios/Classes/SwiftCryptlibPlugin.swift b/Flutter/cryptlib/ios/Classes/SwiftCryptlibPlugin.swift new file mode 100644 index 0000000..aaf1af4 --- /dev/null +++ b/Flutter/cryptlib/ios/Classes/SwiftCryptlibPlugin.swift @@ -0,0 +1,30 @@ +import Flutter +import UIKit + +public class SwiftCryptlibPlugin: NSObject, FlutterPlugin { + public static func register(with registrar: FlutterPluginRegistrar) { + let channel = FlutterMethodChannel(name: "cryptlib", binaryMessenger: registrar.messenger()) + let instance = SwiftCryptlibPlugin() + registrar.addMethodCallDelegate(instance, channel: channel) + + } + + public func handle(_ call: FlutterMethodCall, result: @escaping FlutterResult) { + print("inside handle") + if call.method.elementsEqual("getEncryptedString") { + let arguments = call.arguments as? NSDictionary + let key = arguments!["key"] as! String + let text = arguments!["text"] as! String + let cryptLib = CryptLib() + result(cryptLib.encryptPlainTextRandomIV(withPlainText: text, key: key)) + } else if call.method.elementsEqual("getDecryptedString") { + let arguments = call.arguments as? NSDictionary + let key = arguments!["key"] as! String + let text = arguments!["encryptedText"] as! String + let cryptLib = CryptLib() + result(cryptLib.decryptCipherTextRandomIV(withCipherText: text, key: key)) + } else { + result("iOS " + UIDevice.current.systemVersion) + } + } +} diff --git a/Flutter/cryptlib/ios/cryptlib.podspec b/Flutter/cryptlib/ios/cryptlib.podspec new file mode 100644 index 0000000..fb11caf --- /dev/null +++ b/Flutter/cryptlib/ios/cryptlib.podspec @@ -0,0 +1,23 @@ +# +# To learn more about a Podspec see http://guides.cocoapods.org/syntax/podspec.html. +# Run `pod lib lint cryptlib.podspec' to validate before publishing. +# +Pod::Spec.new do |s| + s.name = 'cryptlib' + s.version = '0.0.3' + s.summary = 'This plugin is interfacing Cryptlib library in flutter' + s.description = <<-DESC +This plugin is interfacing Cryptlib library in flutter + DESC + s.homepage = 'http://example.com' + s.license = { :file => '../LICENSE' } + s.author = { 'Your Company' => 'email@example.com' } + s.source = { :path => '.' } + s.source_files = 'Classes/**/*.h' + s.dependency 'Flutter' + s.platform = :ios, '8.0' + + # Flutter.framework does not contain a i386 slice. + s.pod_target_xcconfig = { 'DEFINES_MODULE' => 'YES', 'EXCLUDED_ARCHS[sdk=iphonesimulator*]' => 'i386' } + s.swift_version = '5.0' +end diff --git a/Flutter/cryptlib/lib/cryptlib.dart b/Flutter/cryptlib/lib/cryptlib.dart new file mode 100644 index 0000000..9df9b51 --- /dev/null +++ b/Flutter/cryptlib/lib/cryptlib.dart @@ -0,0 +1,31 @@ +import 'dart:async'; + +import 'package:flutter/services.dart'; + +class Cryptlib { + static const MethodChannel _channel = const MethodChannel('cryptlib'); + + static Future get platformVersion async { + final String version = await _channel.invokeMethod('getPlatformVersion'); + return version; + } + + static Future getEncryptedString(String key, String text) async { + Map args = {}; + args.putIfAbsent("key", () => key); + args.putIfAbsent("text", () => text); + final String encrypted = + await _channel.invokeMethod('getEncryptedString', args); + return encrypted; + } + + static Future getDecryptedString( + String key, String encryptedText) async { + Map args = {}; + args.putIfAbsent("key", () => key); + args.putIfAbsent("encryptedText", () => encryptedText); + final String encrypted = + await _channel.invokeMethod('getDecryptedString', args); + return encrypted; + } +} diff --git a/Flutter/cryptlib/lib/kotlin-reflect-sources.jar b/Flutter/cryptlib/lib/kotlin-reflect-sources.jar new file mode 100644 index 0000000..0bb593d Binary files /dev/null and b/Flutter/cryptlib/lib/kotlin-reflect-sources.jar differ diff --git a/Flutter/cryptlib/lib/kotlin-reflect.jar b/Flutter/cryptlib/lib/kotlin-reflect.jar new file mode 100644 index 0000000..639d769 Binary files /dev/null and b/Flutter/cryptlib/lib/kotlin-reflect.jar differ diff --git a/Flutter/cryptlib/lib/kotlin-stdlib-jdk7-sources.jar b/Flutter/cryptlib/lib/kotlin-stdlib-jdk7-sources.jar new file mode 100644 index 0000000..2c3c26e Binary files /dev/null and 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differ diff --git a/Flutter/cryptlib/lib/kotlin-stdlib.jar b/Flutter/cryptlib/lib/kotlin-stdlib.jar new file mode 100644 index 0000000..df56479 Binary files /dev/null and b/Flutter/cryptlib/lib/kotlin-stdlib.jar differ diff --git a/Flutter/cryptlib/lib/kotlin-test-sources.jar b/Flutter/cryptlib/lib/kotlin-test-sources.jar new file mode 100644 index 0000000..bf257c7 Binary files /dev/null and b/Flutter/cryptlib/lib/kotlin-test-sources.jar differ diff --git a/Flutter/cryptlib/lib/kotlin-test.jar b/Flutter/cryptlib/lib/kotlin-test.jar new file mode 100644 index 0000000..0c6073e Binary files /dev/null and b/Flutter/cryptlib/lib/kotlin-test.jar differ diff --git a/Flutter/cryptlib/pubspec.lock b/Flutter/cryptlib/pubspec.lock new file mode 100644 index 0000000..89ec533 --- /dev/null +++ b/Flutter/cryptlib/pubspec.lock @@ -0,0 +1,147 @@ +# Generated by pub +# See https://dart.dev/tools/pub/glossary#lockfile +packages: + async: + dependency: transitive + description: + name: async + url: "https://pub.dartlang.org" + source: hosted + version: "2.5.0-nullsafety.1" + boolean_selector: + dependency: transitive + description: + name: boolean_selector + url: "https://pub.dartlang.org" + source: hosted + version: "2.1.0-nullsafety.1" + characters: + dependency: transitive + description: + name: characters + url: "https://pub.dartlang.org" + source: hosted + version: "1.1.0-nullsafety.3" + charcode: + dependency: transitive + description: + name: charcode + url: "https://pub.dartlang.org" + source: hosted + version: "1.2.0-nullsafety.1" + clock: + dependency: transitive + description: + name: clock + url: "https://pub.dartlang.org" + source: hosted + version: "1.1.0-nullsafety.1" + collection: + dependency: transitive + description: + name: collection + url: "https://pub.dartlang.org" + source: hosted + version: "1.15.0-nullsafety.3" + fake_async: + dependency: transitive + description: + name: fake_async + url: "https://pub.dartlang.org" + source: hosted + version: "1.2.0-nullsafety.1" + flutter: + dependency: "direct main" + description: flutter + source: sdk + version: "0.0.0" + flutter_test: + dependency: "direct dev" + description: flutter + source: sdk + version: "0.0.0" + matcher: + dependency: transitive + description: + name: matcher + url: "https://pub.dartlang.org" + source: hosted + version: "0.12.10-nullsafety.1" + meta: + dependency: transitive + description: + name: meta + url: "https://pub.dartlang.org" + source: hosted + version: "1.3.0-nullsafety.3" + path: + dependency: transitive + description: + name: path + url: "https://pub.dartlang.org" + source: hosted + version: "1.8.0-nullsafety.1" + sky_engine: + dependency: transitive + description: flutter + source: sdk + version: "0.0.99" + source_span: + dependency: transitive + description: + name: source_span + url: "https://pub.dartlang.org" + source: hosted + version: "1.8.0-nullsafety.2" + stack_trace: + dependency: transitive + description: + name: stack_trace + url: "https://pub.dartlang.org" + source: hosted + version: "1.10.0-nullsafety.1" + stream_channel: + dependency: transitive + description: + name: stream_channel + url: "https://pub.dartlang.org" + source: hosted + version: "2.1.0-nullsafety.1" + string_scanner: + dependency: transitive + description: + name: string_scanner + url: "https://pub.dartlang.org" + source: hosted + version: "1.1.0-nullsafety.1" + term_glyph: + dependency: transitive + description: + name: term_glyph + url: "https://pub.dartlang.org" + source: hosted + version: "1.2.0-nullsafety.1" + test_api: + dependency: transitive + description: + name: test_api + url: "https://pub.dartlang.org" + source: hosted + version: "0.2.19-nullsafety.2" + typed_data: + dependency: transitive + description: + name: typed_data + url: "https://pub.dartlang.org" + source: hosted + version: "1.3.0-nullsafety.3" + vector_math: + dependency: transitive + description: + name: vector_math + url: "https://pub.dartlang.org" + source: hosted + version: "2.1.0-nullsafety.3" +sdks: + dart: ">=2.10.0-110 <2.11.0" + flutter: ">=1.20.0 <2.0.0" diff --git a/Flutter/cryptlib/pubspec.yaml b/Flutter/cryptlib/pubspec.yaml new file mode 100644 index 0000000..a1d18a8 --- /dev/null +++ b/Flutter/cryptlib/pubspec.yaml @@ -0,0 +1,65 @@ +name: cryptlib +description: This plugin is interfacing Cryptlib library in flutter +version: 0.0.3 +homepage: https://github.com/nooralam6/Cross-Platform-AES/ +repository: https://github.com/nooralam6/Cross-Platform-AES/ + +environment: + sdk: ">=2.7.0 <3.0.0" + flutter: ">=1.20.0 <2.0.0" + +dependencies: + flutter: + sdk: flutter + +dev_dependencies: + flutter_test: + sdk: flutter + +# For information on the generic Dart part of this file, see the +# following page: https://dart.dev/tools/pub/pubspec + +# The following section is specific to Flutter. +flutter: + # This section identifies this Flutter project as a plugin project. + # The 'pluginClass' and Android 'package' identifiers should not ordinarily + # be modified. They are used by the tooling to maintain consistency when + # adding or updating assets for this project. + plugin: + platforms: + android: + package: com.noor.cryptlib + pluginClass: CryptlibPlugin + ios: + pluginClass: CryptlibPlugin + + # To add assets to your plugin package, add an assets section, like this: + # assets: + # - images/a_dot_burr.jpeg + # - images/a_dot_ham.jpeg + # + # For details regarding assets in packages, see + # https://flutter.dev/assets-and-images/#from-packages + # + # An image asset can refer to one or more resolution-specific "variants", see + # https://flutter.dev/assets-and-images/#resolution-aware. + + # To add custom fonts to your plugin package, add a fonts section here, + # in this "flutter" section. Each entry in this list should have a + # "family" key with the font family name, and a "fonts" key with a + # list giving the asset and other descriptors for the font. For + # example: + # fonts: + # - family: Schyler + # fonts: + # - asset: fonts/Schyler-Regular.ttf + # - asset: fonts/Schyler-Italic.ttf + # style: italic + # - family: Trajan Pro + # fonts: + # - asset: fonts/TrajanPro.ttf + # - asset: fonts/TrajanPro_Bold.ttf + # weight: 700 + # + # For details regarding fonts in packages, see + # https://flutter.dev/custom-fonts/#from-packages diff --git a/Flutter/cryptlib/test/cryptlib_test.dart b/Flutter/cryptlib/test/cryptlib_test.dart new file mode 100644 index 0000000..74baf8f --- /dev/null +++ b/Flutter/cryptlib/test/cryptlib_test.dart @@ -0,0 +1,23 @@ +import 'package:flutter/services.dart'; +import 'package:flutter_test/flutter_test.dart'; +import 'package:cryptlib/cryptlib.dart'; + +void main() { + const MethodChannel channel = MethodChannel('cryptlib'); + + TestWidgetsFlutterBinding.ensureInitialized(); + + setUp(() { + channel.setMockMethodCallHandler((MethodCall methodCall) async { + return '42'; + }); + }); + + tearDown(() { + channel.setMockMethodCallHandler(null); + }); + + test('getPlatformVersion', () async { + expect(await Cryptlib.platformVersion, '42'); + }); +} diff --git a/README.md b/README.md index 7e3bf69..2aad985 100644 --- a/README.md +++ b/README.md @@ -2,16 +2,17 @@ This project contains the implementation of (iOS Objective C, iOS Swift, Android, Java, Javascript, NodeJS) -## Platforms supported +## Platforms supported 1. iOS 2. Android 3. NodeJS 4. PHP +5. Flutter ## Features: -1. Cross platform support. Encryption-Decryption works across iOS, Android and Node.js. +1. Cross platform support. Encryption-Decryption works across iOS, Android, Flutter and Node.js. 2. Automatically RandomIV is added while encryption and remove first randomized blocks while decryption. @@ -19,8 +20,8 @@ This project contains the implementation of (iOS Objective C, iOS Swift, Android 4. Support for SHA-256 for hashing the key. Never use plain text as encryption key. Always hash the plain text key and then use for encryption. AES permits the use of 256-bit keys. Breaking a symmetric 256-bit key by brute force requires 2^128 times more computational power than a 128-bit key. A device that could check a billion billion (10^18) AES keys per second would in theory require about 3×10^51 years to exhaust the 256-bit key space. -## One of the key objective is to make AES work on all the platforms with simple implementation. -Complex logics such as generating IV and sha256 the key are done within the library. +## One of the key objective is to make AES work on all the platforms with simple implementation. +Complex logics such as generating IV and sha256 the key are done within the library. ## Simple Approach ### All Platforms @@ -58,6 +59,21 @@ println("cipherText $cipherText") val decryptedString = cryptLib.decryptCipherTextWithRandomIV(cipherText, key) println("decryptedString $decryptedString") ``` +### Flutter +1. Depend on it +Add this to your package's pubspec.yaml file: +```yaml +dependencies: + cryptlib: ^0.0.1 +``` + +```dart +_encrypted = await Cryptlib.getEncryptedString( + "your key", "plain text"); + +_decrypted = await Cryptlib.getDecryptedString( + "your key", "encrypted text"); +``` ### Javascript / NodeJS / Web Download the library @@ -104,7 +120,7 @@ decryptedString this is my plain text ``` ### Few Tests -Here are few cipher texts. Try decrypting with iOS or Android or NodeJS. +Here are few cipher texts. Try decrypting with iOS or Android or NodeJS. #### Basic Example: ``` Cipher Text: "GfTE0IK4zk039+042LwPvsTjr0A8LqBDcxDWAc41YmwxNjZVJ3CcuDxWXsulbUjE"