我正在尝试使用 TCP 客户端或套接字从 IP 地址和端口收集数据,但似乎无法找到将接收到的内容成功写入控制台或文件的方法。在我在线筛选的众多来源中,包括 MSDN 文档和各种博客,我发现这个是最容易理解的,但它仍然没有向控制台写入任何内容,而且我知道 IP 地址/端口(我可以't share) 应该向我发送数据流。
我究竟做错了什么?
using System;
using System.Net;
using System.Net.Sockets;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Diagnostics;
namespace TCPIPChallenge
{
public class Program
{
public static void Main(string[] args)
{
Client client = new Client();
client.SetupServer();
}
}
public class Client
{
private Socket _clientSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
private byte[] _recieveBuffer = new byte[8142];
private void SetupServer()
{
try
{
_clientSocket.Connect(new IPEndPoint(IPAddress.Parse("0.0.0.0"), 8888));
Console.WriteLine("It was successful!");
}
catch (SocketException ex)
{
Console.WriteLine("There was an issue...");
Debug.Write(ex.Message);
}
Console.WriteLine(_clientSocket.Connected);
_clientSocket.BeginReceive(_recieveBuffer, 0, _recieveBuffer.Length, SocketFlags.None, new AsyncCallback(ReceiveCallback), null);
}
private void ReceiveCallback(IAsyncResult AR)
{
//Check how much bytes are recieved and call EndRecieve to finalize handshake
int recieved = _clientSocket.EndReceive(AR);
Console.WriteLine(_clientSocket.Connected);
if (recieved <= 0)
return;
//Copy the recieved data into new buffer , to avoid null bytes
byte[] recData = new byte[recieved];
Buffer.BlockCopy(_recieveBuffer, 0, recData, 0, recieved);
//Process data here the way you want , all your bytes will be stored in recData
Console.WriteLine(recData.ToString());
//Start receiving again
}
}
}
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