/// <summary>
/// 从套接字的接收网络消息
/// </summary>
protected void RecvMsg(Socket sock)
{
TcpSocketProcArg arg = new TcpSocketProcArg();
// 使用new的方式将此buffer一路传递给应用层
arg.Buf = new Byte[3*1024];
arg.Sock = sock;
arg.BufLen =3*1024;
arg.Stage = SocketRecvMsgStage.RECV_BODY;
try
{
One=true;
arg.Sock.BeginReceive(arg.Buf, 0, arg.Buf.Length, SocketFlags.None, TcpRecvMsgEndCallBack, arg);
// arg.ReceiveDone.WaitOne(1000); // 5秒超时
}
catch (SocketException se)
{
//CSysLog.Instance.Write(SysLogLevel.ERR, String.Format("错误码: {0}, 描述: {1}", se.SocketErrorCode, se.Message));
}
catch (Exception e)
{
//CSysLog.Instance.Write(SysLogLevel.ERR, e.ToString());
}
}
/// <summary>
/// 发送消息
/// </summary>
/// <param name="sendbuf">发送缓存区</param>
/// <param name="msglen">要发送的消息长度</param>
protected void Send(byte[] sendbuf, Int32 msglen)
{
try
{
// 检查上一个数据是否发送完毕，如果没有的话将buffer放入发送队列中排队
if (false == mSendBufferQueue.AddSocketBuffer(sendbuf, msglen))
{
return;
}
TcpSocketProcArg arg = new TcpSocketProcArg();
arg.Buf = sendbuf;
arg.Sock = Sock;
arg.BufLen = msglen;
Sock.BeginSend(arg.Buf, 0, arg.BufLen, SocketFlags.None, SendMsgEndCallBack, arg);
}
catch (SocketException se)
{
//CSysLog.Instance.Write(SysLogLevel.ERR, String.Format("错误码: {0}, 描述: {1}", se.SocketErrorCode, se.Message));
}
catch (Exception e)
{
//CSysLog.Instance.Write(SysLogLevel.ERR, e.ToString());
}
}
/// <summary>
/// 处理消息体
/// </summary>
/// <param name="client"></param>
private void HandleMsgBody(TcpSocketProcArg client)
{
byte[] byteRead = client.Stream.ToArray ();
byte[] head1 = new byte[4];
byte[] head2 = new byte[4];
byte[] head3 = new byte[4];
//TODO: 向应用层投递消息
Buffer.BlockCopy (byteRead, 0, head1, 0, 4);
Int32 msgnumber = BitConverter.ToInt32 (head1, 0);
Buffer.BlockCopy (byteRead, 4, head2, 0, 4);
Int32 msglen = BitConverter.ToInt32 (head2, 0);
Buffer.BlockCopy (byteRead, 8, head3, 0, 4);
Int32 reqid = BitConverter.ToInt32 (head3, 0);
Byte [] msgbuf = new Byte[msglen];
Buffer.BlockCopy (byteRead, 12, msgbuf, 0, msglen);
if(msglen>2000)
{
Debug.LogError (msgbuf.Length.ToString()+" aaaaa");
}
NetRecvMsg recvmsg = new NetRecvMsg (msgbuf, msglen, msgnumber, reqid);
ModelToControlQueue.Instance.AddNetMsg (recvmsg);
// 重新接收头部，进行循环接收消息
RecvMsg(client.Sock);
client = null;
}
/// <summary>
/// 处理消息头部
/// </summary>
/// <param name="client">socket参数</param>
private void HandleMsgHead(TcpSocketProcArg client)
{
// 打印头部消息
//UtilNet.PrintMsg(client.Buf, "接收到Head");
// 获取头部信息
MsgHead head = UtilNet.BytesToStruct<MsgHead>(client.Buf);
// 完整接收到了头部信息，开始验证消息
// if (false == CheckMsgValidity(ref head))
// {
// // 断开连接
// CloseSocket("协议头部信息无效，客户端断开连接");
//
// return;
// }
// 保存消息头部, C#中的struct为值类型
client.Head = head;
// 消息体的长度信息
client.BufLen = (Int32)(head.msglen);
// 接收数据
client.Stage = SocketRecvMsgStage.RECV_BODY;
// 开始接收数据载荷
client.Sock.BeginReceive(client.Buf, 0, client.BufLen, SocketFlags.None, TcpRecvMsgEndCallBack, client);
}
