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Merge pull request #1 from DevsDaddy/develop
Add first release of Crypto Library
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‎DevsDaddy/Shared/CryptoLibrary/Core.meta‎

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‎DevsDaddy/Shared/CryptoLibrary/Core/ICryptoProvider.cs‎

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namespace DevsDaddy.Shared.CryptoLibrary.Core
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{
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/// <summary>
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/// Base Crypto-Provider Interface
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/// </summary>
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public interface ICryptoProvider
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{
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/// <summary>
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/// Decrypt String Data
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/// </summary>
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/// <param name="encryptedString"></param>
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/// <returns></returns>
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string DecryptString(string encryptedString);
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/// <summary>
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/// Decrypt Binary Data
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/// </summary>
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/// <param name="encryptedBinary"></param>
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/// <returns></returns>
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byte[] DecryptBinary(byte[] encryptedBinary);
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/// <summary>
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/// Encrypt String
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/// </summary>
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/// <param name="decryptedString"></param>
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/// <returns></returns>
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string EncryptString(string decryptedString);
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/// <summary>
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/// Encrypt Binary
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/// </summary>
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/// <param name="decryptedBinary"></param>
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/// <returns></returns>
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byte[] EncryptBinary(byte[] decryptedBinary);
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}
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}

‎DevsDaddy/Shared/CryptoLibrary/Core/ICryptoProvider.cs.meta‎

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‎DevsDaddy/Shared/CryptoLibrary/Core/IProviderOptions.cs‎

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namespace DevsDaddy.Shared.CryptoLibrary.Core
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{
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/// <summary>
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/// Provider Options Interface
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/// </summary>
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public interface IProviderOptions { }
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}

‎DevsDaddy/Shared/CryptoLibrary/Core/IProviderOptions.cs.meta‎

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‎DevsDaddy/Shared/CryptoLibrary/CryptoController.cs‎

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using DevsDaddy.Shared.CryptoLibrary.Core;
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using DevsDaddy.Shared.CryptoLibrary.Modules.AES;
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namespace DevsDaddy.Shared.CryptoLibrary
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{
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public static class CryptoController
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{
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// Default Provider
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private static ICryptoProvider defaultProvider = new AESProvider();
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/// <summary>
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/// Set Default Crypto Provider
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/// </summary>
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/// <param name="provider"></param>
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public static void SetDefaultProvider(ICryptoProvider provider) {
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defaultProvider = provider;
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}
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/// <summary>
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/// Decrypt Encrypted Plain-Text using provided Crypto-provider or Default Crypto-provider
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/// </summary>
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/// <param name="encryptedString"></param>
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/// <param name="provider"></param>
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/// <returns></returns>
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public static string Decrypt(string encryptedString, ICryptoProvider provider = null) {
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if (provider == null) provider = defaultProvider;
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return provider.DecryptString(encryptedString);
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}
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/// <summary>
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/// Decrypt encrypted byte array using provided Crypto-provider or Default Crypto-provider
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/// </summary>
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/// <param name="encryptedArray"></param>
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/// <param name="provider"></param>
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/// <returns></returns>
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public static byte[] Decrypt(byte[] encryptedArray, ICryptoProvider provider) {
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if (provider == null) provider = defaultProvider;
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return provider.DecryptBinary(encryptedArray);
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}
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/// <summary>
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/// Encrypt plain-text using provided Crypto-provider or Default Crypto-provider
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/// </summary>
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/// <param name="plainText"></param>
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/// <param name="provider"></param>
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/// <returns></returns>
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public static string Encrypt(string plainText, ICryptoProvider provider = null) {
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if (provider == null) provider = defaultProvider;
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return provider.EncryptString(plainText);
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}
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/// <summary>
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/// Encrypt binary array using provided Crypto-provider or Default Crypto-provider
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/// </summary>
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/// <param name="decryptedArray"></param>
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/// <param name="provider"></param>
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/// <returns></returns>
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public static byte[] Encrypt(byte[] decryptedArray, ICryptoProvider provider = null) {
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if (provider == null) provider = defaultProvider;
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return provider.EncryptBinary(decryptedArray);
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}
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public static void Test() {
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CryptoFile.SetDefaultProvider(new AESProvider(new AESEncryptionOptions {
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cryptoKey = "key"
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}));
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string decryptedText = CryptoFile.ReadText("path_to_encrypted_file");
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bool writtenFile = CryptoFile.WriteText("path_to_encrypted_file", decryptedText);
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}
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}
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}

‎DevsDaddy/Shared/CryptoLibrary/CryptoController.cs.meta‎

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‎DevsDaddy/Shared/CryptoLibrary/CryptoFile.cs‎

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using System;
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using System.IO;
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using System.Text;
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using System.Threading.Tasks;
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using DevsDaddy.Shared.CryptoLibrary.Core;
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using DevsDaddy.Shared.CryptoLibrary.Modules.AES;
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using UnityEngine;
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namespace DevsDaddy.Shared.CryptoLibrary
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{
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public static class CryptoFile
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{
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// Default Provider
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private static ICryptoProvider defaultProvider = new AESProvider();
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/// <summary>
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/// Set Default Crypto Provider
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/// </summary>
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/// <param name="provider"></param>
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public static void SetDefaultProvider(ICryptoProvider provider) {
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defaultProvider = provider;
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}
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/// <summary>
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/// Write Text file to path with encrypted plain-text using provided / default crypto-provider
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/// </summary>
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/// <param name="path"></param>
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/// <param name="plainText"></param>
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/// <param name="provider"></param>
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/// <returns></returns>
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public static bool WriteText(string path, string plainText, ICryptoProvider provider = null) {
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try {
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if (provider == null) provider = defaultProvider;
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string encryptedText = provider.EncryptString(plainText);
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File.WriteAllText(path, encryptedText);
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return true;
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}
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catch (Exception ex) {
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Debug.LogError(ex);
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return false;
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}
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}
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/// <summary>
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/// Write Binary File to path encrypted byte array using provided / default crypto-provider
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/// </summary>
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/// <param name="path"></param>
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/// <param name="byteArray"></param>
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/// <param name="provider"></param>
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/// <returns></returns>
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public static bool WriteBinary(string path, byte[] byteArray, ICryptoProvider provider = null) {
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try {
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if (provider == null) provider = defaultProvider;
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byte[] encryptedText = provider.EncryptBinary(byteArray);
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File.WriteAllBytes(path, encryptedText);
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return true;
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}
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catch (Exception ex) {
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Debug.LogError(ex);
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return false;
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}
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}
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/// <summary>
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/// Read encrypted file and returns decrypted plain-text using provided / default crypto-provider
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/// </summary>
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/// <param name="path"></param>
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/// <param name="provider"></param>
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/// <returns></returns>
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public static async Task<string> ReadTextAsync(string path, ICryptoProvider provider = null) {
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try {
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if (provider == null) provider = defaultProvider;
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string encryptedText = await File.ReadAllTextAsync(path);
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string decryptedText = provider.DecryptString(encryptedText);
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return decryptedText;
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}
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catch (Exception ex) {
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Debug.LogError(ex);
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return null;
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}
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}
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/// <summary>
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/// Read encrypted binary file and returns decrypted byte array using provided / default crypto-provider
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/// </summary>
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/// <param name="path"></param>
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/// <param name="provider"></param>
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/// <returns></returns>
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public static async Task<byte[]> ReadBinaryAsync(string path, ICryptoProvider provider = null) {
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try {
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if (provider == null) provider = defaultProvider;
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byte[] encryptedData = await File.ReadAllBytesAsync(path);
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byte[] decryptedData = provider.DecryptBinary(encryptedData);
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return decryptedData;
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}
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catch (Exception ex) {
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Debug.LogError(ex);
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return null;
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}
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}
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/// <summary>
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/// Write Text file to path with encrypted plain-text using provided / default crypto-provider
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/// </summary>
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/// <param name="path"></param>
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/// <param name="plainText"></param>
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/// <param name="provider"></param>
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/// <returns></returns>
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public static async Task<bool> WriteTextAsync(string path, string plainText, ICryptoProvider provider = null) {
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try {
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if (provider == null) provider = defaultProvider;
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string encryptedText = provider.EncryptString(plainText);
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await File.WriteAllTextAsync(path, encryptedText);
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return true;
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}
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catch (Exception ex) {
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Debug.LogError(ex);
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return false;
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}
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}
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/// <summary>
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/// Write Binary File to path encrypted byte array using provided / default crypto-provider
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/// </summary>
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/// <param name="path"></param>
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/// <param name="byteArray"></param>
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/// <param name="provider"></param>
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/// <returns></returns>
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public static async Task<bool> WriteBinaryAsync(string path, byte[] byteArray, ICryptoProvider provider = null) {
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try {
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if (provider == null) provider = defaultProvider;
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byte[] encryptedText = provider.EncryptBinary(byteArray);
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await File.WriteAllBytesAsync(path, encryptedText);
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return true;
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}
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catch (Exception ex) {
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Debug.LogError(ex);
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return false;
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}
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}
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/// <summary>
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/// Read encrypted file and returns decrypted plain-text using provided / default crypto-provider
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/// </summary>
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/// <param name="path"></param>
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/// <param name="provider"></param>
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/// <returns></returns>
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public static string ReadText(string path, ICryptoProvider provider = null) {
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try {
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if (provider == null) provider = defaultProvider;
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string encryptedText = File.ReadAllText(path);
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string decryptedText = provider.DecryptString(encryptedText);
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return decryptedText;
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}
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catch (Exception ex) {
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Debug.LogError(ex);
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return null;
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}
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}
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/// <summary>
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/// Read encrypted binary file and returns decrypted byte array using provided / default crypto-provider
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/// </summary>
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/// <param name="path"></param>
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/// <param name="provider"></param>
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/// <returns></returns>
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public static byte[] ReadBinary(string path, ICryptoProvider provider = null) {
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try {
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if (provider == null) provider = defaultProvider;
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byte[] encryptedData = File.ReadAllBytes(path);
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byte[] decryptedData = provider.DecryptBinary(encryptedData);
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return decryptedData;
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}
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catch (Exception ex) {
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Debug.LogError(ex);
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return null;
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}
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}
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}
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}

‎DevsDaddy/Shared/CryptoLibrary/CryptoFile.cs.meta‎

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‎DevsDaddy/Shared/CryptoLibrary/CryptoLibrary.asmdef‎

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{
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"name": "CryptoLibrary"
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}

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