[xamarin] تحويل الدوال من vb الى csharp xamarin

PHP كود :

 public string Encrypt(string text, string key)
        {
            try
            {
                TripleDESCryptoServiceProvider crp = new TripleDESCryptoServiceProvider();
                UnicodeEncoding uEncode = new UnicodeEncoding();
                byte[] bytPlainText = uEncode.GetBytes(text);
                MemoryStream stmCipherText = new MemoryStream();
                byte[] slt = {
            0,
            1,
            2,
            3,
            4,
            5,
            6,
            7,
            8,
            9,
            10,
            11,
            12
        };
                Rfc2898DeriveBytes pdb = new Rfc2898DeriveBytes(key, slt);
                byte[] bytDerivedKey = pdb.GetBytes(24);

                crp.Key = bytDerivedKey;
                crp.IV = pdb.GetBytes(8);

                CryptoStream csEncrypted = new CryptoStream(stmCipherText, crp.CreateEncryptor(), CryptoStreamMode.Write);

                csEncrypted.Write(bytPlainText, 0, bytPlainText.Length);
                csEncrypted.FlushFinalBlock();
                return Convert.ToBase64String(stmCipherText.ToArray());
            }
            catch (Exception ex)
            {
                throw;
            }
        }
        public string Decrypt(string text, string key)
        {

            TripleDESCryptoServiceProvider crp = default(TripleDESCryptoServiceProvider);
            try
            {
                crp = new TripleDESCryptoServiceProvider();
                UnicodeEncoding uEncode = new UnicodeEncoding();
                byte[] bytCipherText = Convert.FromBase64String(text);
                MemoryStream stmPlainText = new MemoryStream();
                MemoryStream stmCipherText = new MemoryStream(bytCipherText);
                byte[] slt = {
            0,
            1,
            2,
            3,
            4,
            5,
            6,
            7,
            8,
            9,
            10,
            11,
            12
        };
                Rfc2898DeriveBytes pdb = new Rfc2898DeriveBytes(key, slt);
                byte[] bytDerivedKey = pdb.GetBytes(24);
                crp.Key = bytDerivedKey;
                crp.IV = pdb.GetBytes(8);

                CryptoStream csDecrypted = new CryptoStream(stmCipherText, crp.CreateDecryptor(), CryptoStreamMode.Read);
                StreamWriter sw = new StreamWriter(stmPlainText);
                StreamReader sr = new StreamReader(csDecrypted);
                sw.Write(sr.ReadToEnd);
                sw.Flush();
                csDecrypted.Clear();
                crp.Clear();
                return uEncode.GetString(stmPlainText.ToArray());
            }
            catch (Exception ex)
            {
                throw;
            }

        } 

لقد حولت الدالتين وجربتها بسي شارب(ليس xamarin) نجح التشفير وحدث اخطاء في الفك.

إقتباس :Severity Code Description Project File Line Suppression State

Error CS1503 Argument 1: cannot convert from 'method group' to 'char' Encrypt_test C:\Users\xxx\Desktop\Encrypt_test\txt_encrypt.cs 91 Active

PHP كود :

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Security.Cryptography;
using System.Text;
using System.Threading.Tasks;

namespace Encrypt_test
{
    class txt_encrypt
    {

        //****


        public string Encrypt(string text, string key)
        {
            try
            {
                TripleDESCryptoServiceProvider crp = new TripleDESCryptoServiceProvider();
                UnicodeEncoding uEncode = new UnicodeEncoding();
                byte[] bytPlainText = uEncode.GetBytes(text);
                MemoryStream stmCipherText = new MemoryStream();
                byte[] slt = {
            0,
            1,
            2,
            3,
            4,
            5,
            6,
            7,
            8,
            9,
            10,
            11,
            12
        };
                Rfc2898DeriveBytes pdb = new Rfc2898DeriveBytes(key, slt);
                byte[] bytDerivedKey = pdb.GetBytes(24);

                crp.Key = bytDerivedKey;
                crp.IV = pdb.GetBytes(8);

                CryptoStream csEncrypted = new CryptoStream(stmCipherText, crp.CreateEncryptor(), CryptoStreamMode.Write);

                csEncrypted.Write(bytPlainText, 0, bytPlainText.Length);
                csEncrypted.FlushFinalBlock();
                return Convert.ToBase64String(stmCipherText.ToArray());
            }
            catch (Exception ex)
            {
                throw;
            }
        }
        public string Decrypt(string text, string key)
        {

            TripleDESCryptoServiceProvider crp = default(TripleDESCryptoServiceProvider);
            try
            {
                crp = new TripleDESCryptoServiceProvider();
                UnicodeEncoding uEncode = new UnicodeEncoding();
                byte[] bytCipherText = Convert.FromBase64String(text);
                MemoryStream stmPlainText = new MemoryStream();
                MemoryStream stmCipherText = new MemoryStream(bytCipherText);
                byte[] slt = {
            0,
            1,
            2,
            3,
            4,
            5,
            6,
            7,
            8,
            9,
            10,
            11,
            12
        };
                Rfc2898DeriveBytes pdb = new Rfc2898DeriveBytes(key, slt);
                byte[] bytDerivedKey = pdb.GetBytes(24);
                crp.Key = bytDerivedKey;
                crp.IV = pdb.GetBytes(8);

                CryptoStream csDecrypted = new CryptoStream(stmCipherText, crp.CreateDecryptor(), CryptoStreamMode.Read);
                StreamWriter sw = new StreamWriter(stmPlainText);
                StreamReader sr = new StreamReader(csDecrypted);
                sw.Write(sr.ReadToEnd);
                sw.Flush();
                csDecrypted.Clear();
                crp.Clear();
                return uEncode.GetString(stmPlainText.ToArray());
            }
            catch (Exception ex)
            {
                throw;
            }

        }

        //***\\\


    }
} 