http://nfex.ru/index.php?action=history&feed=atom&title=Csharp%2FC_Sharp_by_API%2FSystem.Security.Cryptography%2FCryptoStream 2026-04-30T00:10:59Z История изменений этой страницы в вики MediaWiki 1.30.0 http://nfex.ru/index.php?title=Csharp/C_Sharp_by_API/System.Security.Cryptography/CryptoStream&diff=4373&oldid=prev 2010-05-26T15:31:35Z

<p></p> <table class="diff diff-contentalign-left" data-mw="interface"> <tr style="vertical-align: top;" lang="ru"> <td colspan="1" style="background-color: white; color:black; text-align: center;">← Предыдущая</td> <td colspan="1" style="background-color: white; color:black; text-align: center;">Версия 15:31, 26 мая 2010</td> </tr><tr><td colspan="2" style="text-align: center;" lang="ru"><div class="mw-diff-empty">(нет различий)</div> </td></tr></table>

http://nfex.ru/index.php?title=Csharp/C_Sharp_by_API/System.Security.Cryptography/CryptoStream&diff=4374&oldid=prev 2010-05-26T12:10:50Z

<p>1 версия</p> <p><b>Новая страница</b></p><div>==new CryptoStream==<br /> <br /> <br /> <br /> &lt;source lang=&quot;csharp&quot;&gt; <br /> /*<br /> C# Network Programming <br /> by Richard Blum<br /> Publisher: Sybex <br /> ISBN: 0782141765<br /> */<br /> using System;<br /> using System.IO;<br /> using System.Net;<br /> using System.Net.Sockets;<br /> using System.Runtime.Serialization;<br /> using System.Runtime.Serialization.Formatters.Soap;<br /> using System.Security;<br /> using System.Security.Cryptography;<br /> using System.Text;<br /> public class CryptoDataSender<br /> {<br /> private void SendData(NetworkStream strm, SerialEmployee emp)<br /> {<br /> IFormatter formatter = new SoapFormatter();<br /> MemoryStream memstrm = new MemoryStream();<br /> byte[] Key = {0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16};<br /> byte[] IV = {0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16};<br /> TripleDESCryptoServiceProvider tdes = new TripleDESCryptoServiceProvider();<br /> CryptoStream csw = new CryptoStream(memstrm, tdes.CreateEncryptor(Key, IV), CryptoStreamMode.Write);<br /> formatter.Serialize(csw, emp);<br /> csw.FlushFinalBlock();<br /> byte[] data = memstrm.GetBuffer();<br /> int memsize = (int)memstrm.Length;<br /> byte[] size = BitConverter.GetBytes(memsize);<br /> strm.Write(size, 0, 4);<br /> strm.Write(data, 0, (int)memsize);<br /> strm.Flush();<br /> csw.Close();<br /> memstrm.Close();<br /> }<br /> public CryptoDataSender()<br /> {<br /> SerialEmployee emp1 = new SerialEmployee();<br /> SerialEmployee emp2 = new SerialEmployee();<br /> emp1.EmployeeID = 1;<br /> emp1.LastName = &quot;Blum&quot;;<br /> emp1.FirstName = &quot;Katie Jane&quot;;<br /> emp1.YearsService = 12;<br /> emp1.Salary = 35000.50;<br /> emp2.EmployeeID = 2;<br /> emp2.LastName = &quot;Blum&quot;;<br /> emp2.FirstName = &quot;Jessica&quot;;<br /> emp2.YearsService = 9;<br /> emp2.Salary = 23700.30;<br /> TcpClient client = new TcpClient(&quot;127.0.0.1&quot;, 9050);<br /> NetworkStream strm = client.GetStream();<br /> SendData(strm, emp1);<br /> SendData(strm, emp2);<br /> strm.Close();<br /> client.Close();<br /> }<br /> public static void Main()<br /> {<br /> CryptoDataSender cds = new CryptoDataSender();<br /> }<br /> }<br /> <br /> [Serializable]<br /> public class SerialEmployee<br /> {<br /> public int EmployeeID;<br /> public string LastName;<br /> public string FirstName;<br /> public int YearsService;<br /> public double Salary;<br /> public SerialEmployee()<br /> {<br /> EmployeeID = 0;<br /> LastName = null;<br /> FirstName = null;<br /> YearsService = 0;<br /> Salary = 0.0;<br /> }<br /> }<br /> <br /> <br /> &lt;/source&gt;</div>

Admin