c# socket receive
byte[] bytes = new byte[256];
server.Receive(bytes, 0, server.Available, SocketFlags.None);c# socket receive
byte[] bytes = new byte[256];
server.Receive(bytes, 0, server.Available, SocketFlags.None);socket in c#
using System;
using System.Text;
using System.IO;
using System.Net;
using System.Net.Sockets;
public class GetSocket
{
private static Socket ConnectSocket(string server, int port)
{
Socket s = null;
IPHostEntry hostEntry = null;
// Get host related information.
hostEntry = Dns.GetHostEntry(server);
// Loop through the AddressList to obtain the supported AddressFamily. This is to avoid
// an exception that occurs when the host IP Address is not compatible with the address family
// (typical in the IPv6 case).
foreach(IPAddress address in hostEntry.AddressList)
{
IPEndPoint ipe = new IPEndPoint(address, port);
Socket tempSocket =
new Socket(ipe.AddressFamily, SocketType.Stream, ProtocolType.Tcp);
tempSocket.Connect(ipe);
if(tempSocket.Connected)
{
s = tempSocket;
break;
}
else
{
continue;
}
}
return s;
}
// This method requests the home page content for the specified server.
private static string SocketSendReceive(string server, int port)
{
string request = "GET / HTTP/1.1rnHost: " + server +
"rnConnection: Closernrn";
Byte[] bytesSent = Encoding.ASCII.GetBytes(request);
Byte[] bytesReceived = new Byte[256];
string page = "";
// Create a socket connection with the specified server and port.
using(Socket s = ConnectSocket(server, port)) {
if (s == null)
return ("Connection failed");
// Send request to the server.
s.Send(bytesSent, bytesSent.Length, 0);
// Receive the server home page content.
int bytes = 0;
page = "Default HTML page on " + server + ":rn";
// The following will block until the page is transmitted.
do {
bytes = s.Receive(bytesReceived, bytesReceived.Length, 0);
page = page + Encoding.ASCII.GetString(bytesReceived, 0, bytes);
}
while (bytes > 0);
}
return page;
}
public static void Main(string[] args)
{
string host;
int port = 80;
if (args.Length == 0)
// If no server name is passed as argument to this program,
// use the current host name as the default.
host = Dns.GetHostName();
else
host = args[0];
string result = SocketSendReceive(host, port);
Console.WriteLine(result);
}
}Copyright © 2021 Codeinu
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