public void SendRequest(string toClient, int n)
{
Message messageSendRequest = new Message("301", UserInfo.UserID, toClient, n);
byte[] bufferSend = SerializationUnit.SerializeObject(messageSendRequest);
socketLine.Send(bufferSend);
}
/// <summary>
/// 向服务端发送命令
/// </summary>
/// <param name="structData"></param>
public static void SendCommand(StructData structData)
{
if (clientSocket != null && clientSocket.Connected)
{
byte[] sendBytes = seru.SerializeObject(structData);
if (sendBytes.Length < 2)
{
return;
}
byte[] sendBuf = new byte[sendBytes.Length + 8];
byte[] sendkey1 = System.BitConverter.GetBytes(543215);
byte[] sendkey2 = System.BitConverter.GetBytes(567890);
try {
sendBytes.CopyTo(sendBuf, 4);
sendkey1.CopyTo(sendBuf, sendBytes.Length + 4);
sendkey2.CopyTo(sendBuf, 0);
int n = clientSocket.Send(sendBuf, sendBuf.Length, 0);
if (n < 1)
{
n = clientSocket.Send(sendBuf, sendBuf.Length, 0);
}
if (n < 1)
{
n = clientSocket.Send(sendBuf, sendBuf.Length, 0);
}
} catch (SocketException) { CloseClientSocket(); } catch (ObjectDisposedException) { CloseClientSocket(); } catch { /** 其他非socket异常，不做处理 */ }
}
}
private void BtnSendMsg_Click(object sender, RoutedEventArgs e)
{
try
{
if (this.cmbSocket.Text.Trim() == "")
{
MessageBox.Show("请选择目标EndPoint");
return;
}
string ipSend = this.cmbSocket.Text.Trim();
#region 对消息的处理
string strMsg = txtMsg.Text.Trim().ToString();//得到需要发送的消息
Message messageSend = new Message("000", "127.0.0.1:6666", ipSend, strMsg);
byte[] bufferSend = SerializationUnit.SerializeObject(messageSend);
dicSocket[ipSend].Send(bufferSend);
//发送完成，清空文本输入窗口
txtMsg.Text = "";
WriteLog(string.Format("{0} To {1} 发送:{2} 成功", messageSend.FromClient, ipSend, messageSend.Msg));
#endregion
}
catch
{
MessageBox.Show("给客户端发送消息错误.");
}
}
//在窗口加载的时候,像服务器发送第一次数据
private void Window_Loaded(object sender, RoutedEventArgs e)
{
string userId = UserInfo.UserID;
Message messageSend = new Message("001", userId, socketLine.LocalEndPoint.ToString(), "绑定用户ip地址");
byte[] bufferSend = SerializationUnit.SerializeObject(messageSend);
socketLine.Send(bufferSend);
}
public void SendFile(string toClient, byte[] buffer, int r)
{
//包装消息
Message messageSendFile = new Message("201", UserInfo.UserID, toClient, buffer);
byte[] bufferSend = SerializationUnit.SerializeObject(messageSendFile);
socketLine.Send(bufferSend);
}
public void SendMessage(string toClient, string msg)
{
//包装消息
Message messageSend = new Message("101", UserInfo.UserID, toClient, msg);
byte[] bufferSend = SerializationUnit.SerializeObject(messageSend);
socketLine.Send(bufferSend);
}
private void Receive(Object o)
{
Socket socketReceive = o as Socket;
string userid = "";
try
{
while (true)
{
//将接收到额buffer转为Message
byte[] buffer = new byte[1024 * 1024 * 2];
int len = socketReceive.Receive(buffer);
if (len == 0)
{
break;
}
else
{
//反序列化，将buffer转化为类
WriteLog(string.Format("接收到来自客户端:{0} 的数据", socketReceive.RemoteEndPoint));
byte[] bufferReceive = new byte[len];
for (int i = 0; i < len; i++)
{
bufferReceive[0] = buffer[0];
}
Message messageReceive = SerializationUnit.DeserializeObject(buffer) as Message;
string fromClient = messageReceive.FromClient; //从哪里发过来
string toClient = messageReceive.ToClient; //要发到哪去
userid = messageReceive.Sign; //做一个标记
#region 根据协议处理数据
switch (messageReceive.Sign)
{
#region 001 完成用户ID与端口的绑定
case "001":
//数据逻辑处理
dicSocket.Add(messageReceive.FromClient, socketReceive); //将用户id与ip地址绑定
//UI处理以及日志
this.txtLog.Dispatcher.Invoke(receiveCallBack, string.Format("登录用户ID:{0}\n登录的ip地址:{1}", fromClient, socketReceive.RemoteEndPoint.ToString()));
//this.cmbSocket.Dispatcher.Invoke(setCmbCallBack, messageReceive.FromClient);//ui控制
WriteLog(string.Format("登录用户ID:{0}\n登录的ip地址:{1}", fromClient, socketReceive.RemoteEndPoint.ToString()));
break;
#endregion
#region 101 完成客户端数据的转发
case "101":
if (dicSocket.ContainsKey(fromClient))
{
//将对象重新序列化
byte[] sendByte = SerializationUnit.SerializeObject(messageReceive);
dicSocket[toClient].Send(sendByte);
//写日志
this.txtLog.Dispatcher.Invoke(receiveCallBack,
string.Format("fromClient:{0}\ntoClient:{1}\nMessage:{2}\n",
fromClient, toClient, messageReceive.Msg));
WriteLog(string.Format("fromClient:{0}\ntoClient:{1}\nMessage:{2}\n",
fromClient, toClient, messageReceive.Msg));
}
else
{
MessageBox.Show("服务器找不到该用户");
}
break;
#endregion
#region 201 发送文件的事件
case "201":
if (dicSocket.ContainsKey(fromClient))
{
//将对象重新序列化
byte[] sendByte = SerializationUnit.SerializeObject(messageReceive);
dicSocket[toClient].Send(sendByte);
//写日志
this.txtLog.Dispatcher.Invoke(receiveCallBack,
string.Format("fromClient:{0}\ntoClient:{1}\nMessage:{2}\n",
fromClient, toClient, "转发文件成功"));
WriteLog(string.Format("fromClient:{0}\ntoClient:{1}\nMessage:{2}\n",
fromClient, toClient, "转发文件成功"));
}
else
{
MessageBox.Show("服务器找不到该用户");
}
break;
#endregion
case "301":
if (dicSocket.ContainsKey(fromClient))
{
//将对象重新序列化
byte[] sendByte = SerializationUnit.SerializeObject(messageReceive);
//转发数据
dicSocket[toClient].Send(sendByte);
//写日志
this.txtLog.Dispatcher.Invoke(receiveCallBack,
string.Format("fromClient:{0}\ntoClient:{1}\nRequest:{2}\n",
fromClient, toClient, messageReceive.Request));
WriteLog(string.Format("fromClient:{0}\ntoClient:{1}\nRequest:{2}\n",
fromClient, toClient, messageReceive.Request));
}
else
{
MessageBox.Show("服务器找不到该用户");
}
break;
default:
break;
}
#endregion
//进行内存回收
GC.Collect();
}
}
}
catch (Exception ex)
{
dicSocket.Remove(userid);
//MessageBox.Show("接收服务端发送的消息出错:" + ex.ToString());
}
}