feat: add cipher mode to base aes encryption

Author: selfmadecode

src/Encryption/AesEncryption/BaseAesEncryption.cs

@@ -1,4 +1,4 @@
-using SafeCrypt.src.Encryption.AesEncryption.Models;
+using SafeCrypt.Models;
 using System;
 using System.IO;
 using System.Reflection;
@@ -7,7 +7,7 @@
 
 namespace SafeCrypt.AesEncryption
 {
-    internal class BaseAesEncryption
+    public class BaseAesEncryption
     {
         /// <summary>
         /// Encrypts the provided data using the Advanced Encryption Standard (AES) algorithm.
@@ -25,7 +25,7 @@ internal class BaseAesEncryption
         /// <exception cref="Exception">
         /// Thrown for general encryption-related exceptions.
         /// </exception>
-        internal static byte[] EncryptAES(ByteEncryptionParameters param)
+        internal static byte[] EncryptAES(ByteEncryptionParameters param, CipherMode mode = CipherMode.CBC)
         {
             try
             {
@@ -35,6 +35,7 @@ internal static byte[] EncryptAES(ByteEncryptionParameters param)
                     // Set the key and initialization vector
                     aes.Key = param.SecretKey;
                     aes.IV = param.IV;
+                    aes.Mode = mode;
                     // Create an encryptor using the key and initialization vector
                     ICryptoTransform encryptor = aes.CreateEncryptor(aes.Key, aes.IV);
 
@@ -73,7 +74,7 @@ internal static byte[] EncryptAES(ByteEncryptionParameters param)
         /// <exception cref="ArgumentNullException">
         /// Thrown if the input encrypted data, key, or initialization vector is null.
         /// </exception>
-        internal static byte[] DecryptAES(ByteDecryptionParameters param)
+        internal static byte[] DecryptAES(ByteDecryptionParameters param, CipherMode mode = CipherMode.CBC)
         {
             try
             {
@@ -83,6 +84,7 @@ internal static byte[] DecryptAES(ByteDecryptionParameters param)
                     // Set the key and initialization vector
                     aes.Key = param.SecretKey;
                     aes.IV = param.IV;
+                    aes.Mode= mode;
 
                     // Create a decryptor using the key and initialization vector
                     ICryptoTransform decryptor = aes.CreateDecryptor(aes.Key, aes.IV);