private void EndSendPacket(IAsyncResult ar)
{
try
{
lock (_socket) { _socket.EndSend(ar); }
}
catch (Exception ex) { NetLog.Error(ex.Message); }
}
// 接受包数据
public void BeginReceivePacket()
{
try
{
lock (_socket)
{
_socket.BeginReceive(_receive_buffer, 0, _socket.ReceiveBufferSize,
SocketFlags.None, EndReceivePacket, null);
}
}
catch (Exception ex) { NetLog.Error(ex.StackTrace); }
}
/// <summary>
///
/// </summary>
/// <param name="ar"></param>
public void EndReceivePacket(IAsyncResult ar)
{
int bytes_read = -1;
try
{
if (IsConncted)
{
lock (_socket)
{
bytes_read = _socket.EndReceive(ar);
}
}
if (bytes_read == -1)
{
CloseConnection();
return;
}
}
catch (ObjectDisposedException) { NetLog.Error("Receive Closed"); }
catch (Exception ex) { NetLog.Error("{0}\n{1}\n{2}", ex.Message, ex.StackTrace, ex.Source); }
NetLog.Assert(bytes_read < NetworkConst.MAX_BUFF_SIZE, "接收到的包太长了");
// Begin Read //
int position = 0;
// MsgID : 4 | PacketLength ： 4 |PACKET ： dynamic
while (position < bytes_read)
{
int buffer_size = NetworkHelper.ReadBufferSize(_receive_buffer, ref position /*position + HEAD_SIZE * 0*/);
int msg_id = NetworkHelper.ReadMsgId(_receive_buffer, ref position);
int msg_data_size = NetworkHelper.ReadPbLength(_receive_buffer, ref position);
// TODO 确认心跳线程
// KEEP_ALIVE_SYNC
// 保证整个Buffer长度
if (position + msg_data_size > bytes_read)
{
LogManager.Error("Error receive packet, packet is too long : " + buffer_size);
break;
}
// 接包;
IExtensible rsp_packet = UnPackTool.UnPack1(ref position, msg_data_size, _receive_buffer, msg_id);
if (rsp_packet == null)
{
continue;
}
// 确认某一个消息已经Req_Finish
RaiseMessage();
//
position += msg_data_size;
}
Array.Clear(_receive_buffer, 0, _socket.ReceiveBufferSize);
BeginReceivePacket();
}