using System;
using System.Net;
using System.Net.Sockets;
namespace Apewer.Network
{
/// TCP 客户端。
public class TcpClient : IDisposable
{
Socket _socket = null;
/// 套接字实例。
public Socket Socket { get => _socket; }
/// 本地终结点。
public IPEndPoint LocalEndPoint { get; private set; }
/// 远程终结点。
public IPEndPoint RemoteEndPoint { get; private set; }
/// 已连接。
public bool Connected { get => _socket != null && _socket.Connected; }
/// 启动客户端,并连接到服务端。
public TcpClient(string ip, int port) : this(IPAddress.Parse(ip), port) { }
/// 启动客户端,并连接到服务端。
public TcpClient(IPAddress address, int port) : this(new IPEndPoint(address, port)) { }
/// 启动客户端,并连接到服务端。
public TcpClient(IPEndPoint endpoint)
{
_socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
_socket.Connect(endpoint);
_socket.SendTimeout = 5000;
LocalEndPoint = _socket.LocalEndPoint as IPEndPoint;
RemoteEndPoint = endpoint;
}
/// 关闭连接,释放系统资源。
public void Dispose()
{
try { _socket.Disconnect(false); } catch { }
try { _socket.Close(100); } catch { }
#if !NET20
try { _socket.Dispose(); } catch { }
#endif
}
/// 在线。
public bool Online { get => Extensions.Online(_socket); }
/// 接收。
///
///
///
///
///
public byte[] Receive(int maxLength = 1024) => _socket.Receive(maxLength);
/// 发送。
///
///
///
public void Send(byte[] data) => _socket.Send(data);
}
}