private void Resize()
{
SocketRecvBuf buffer = null;
for (UInt32 index = 0; index < TNetConfig.DEFAULT_SOCKET_RECV_QUEUE_SIZE; ++index)
{
buffer = new SocketRecvBuf();
if (buffer == null)
{
//-- 抛出异常
}
m_RecvList.Add(buffer);
}
}
public SocketRecvBuf GetRecvBuf()
{
lock (m_LockerForRecvList)
{
SocketRecvBuf buffer = null;
//-- 01. 在当前list中查找free的。
for (Int32 index = 0; index < m_RecvList.Count; ++index, m_iPos++)
{
if (m_iPos >= m_RecvList.Count)
{
m_iPos = 0;
}
try
{
buffer = m_RecvList[m_iPos];
}
catch (System.Exception ex)
{
//-- log记录异常
//-- 从开始找到一个可以free的。
CommonDebugLog.LogWarning("ex:=[" + ex.ToString() + "]");
m_iPos = 0;
return(null);
}
if (buffer.GetUsedFlag() == true)
{
continue;
}
buffer.Clear();
//-- test
buffer.m_indexInPool = m_iPos;
m_iPos++;
if (m_iPos >= m_RecvList.Count)
{
m_iPos = 0;
}
return(buffer);
}
//-- 02. 没有找到,则返回null。等待数据接收
return(null);
}
}
public bool RecvFromSocketBuf(LogicRecvHandler recvHandler)
{
if (recvHandler == null)
{
return(false);
}
if (!IsConnected())
{
return(true);
}
SocketRecvBuf recvBuff = m_SocketRecvBufQueue.GetRecvBuf();
//-- 说明已经创建了DEFAULT_RECV_QUEUE_SIZE SocketRecvBuf等待接收数据，所以返回。
if (recvBuff == null)
{
return(true);
}
MemoryStream recvMemStream = recvBuff.GetMemoryStream();
if (recvMemStream == null)
{
return(false);
}
//if ( recvMemStream.Length == 0 )
//{
// // 如果长度为0，则认为服务器主动踢掉客户端;
// NetClient.GetInstance().Disconnect();
// return false;
//}
SocketAsyncEventArgs receiveCompleteArgs = new SocketAsyncEventArgs();
if (recvMemStream.Length < TNetConfig.DEFAULT_SOCKET_RECV_BUFFERSIZE ||
recvMemStream.Capacity < TNetConfig.DEFAULT_SOCKET_RECV_BUFFERSIZE
)
{
recvMemStream.SetLength(TNetConfig.DEFAULT_SOCKET_RECV_BUFFERSIZE);
Array.Clear(recvMemStream.GetBuffer(), 0, (Int32)recvMemStream.Length);
}
receiveCompleteArgs.SetBuffer(recvMemStream.GetBuffer(), 0, (Int32)recvMemStream.Length);
//-- test
//Console.WriteLine("recvMemStream.Length:=[" + recvMemStream.Length + "]");
recvBuff.SetUsedFlag(true);
m_RecvData = new OnRecvObj();
m_RecvData.m_RecvBuffer = recvBuff;
m_RecvData.m_LogicRecvHandler = recvHandler;
m_RecvData.m_TSocket = this;
receiveCompleteArgs.UserToken = m_RecvData;
receiveCompleteArgs.RemoteEndPoint = m_IPAndPoint;
receiveCompleteArgs.Completed += new EventHandler <SocketAsyncEventArgs>(OnReceive);
if (!m_Socket.ReceiveAsync(receiveCompleteArgs))
{
OnReceive(null, receiveCompleteArgs);
}
return(true);
////-TODO: encode type
//Array.Clear(m_CurrRecvBuff, 0, TNetConfig.DEFAULT_SOCKET_INPUT_BUFFERSIZE);
//if ( m_ReceiveCompleteArgs.UserToken == null ||
// m_ReceiveCompleteArgs.UserToken.Equals(iStream) == false
//)
//{
// m_ReceiveCompleteArgs.UserToken = iStream;
//}
//if ( m_ReceiveCompleteArgs.RemoteEndPoint == null ||
// m_ReceiveCompleteArgs.RemoteEndPoint.Equals(m_IPAndPoint) == false
//)
//{
// m_ReceiveCompleteArgs.RemoteEndPoint = m_IPAndPoint;
//}
//m_ReceiveCompleteArgs.SetBuffer(m_CurrRecvBuff, 0, TNetConfig.DEFAULT_SOCKET_INPUT_BUFFERSIZE);
////-: true,io pend. waiting callback
//try
//{
// if (m_Socket.ReceiveAsync(m_ReceiveCompleteArgs))
// {
// if (s_ReceiveAutoEvent.WaitOne(TNetConfig.DEFAULT_SOCKET_RECEIVE_ASYNC_WAITING_TIME))
// {
// RecvFromSocketBuf(iStream);
// int iTest01 = m_ReceiveCompleteArgs.BytesTransferred;
// }
// else
// {
// int iTest02 = m_ReceiveCompleteArgs.BytesTransferred;
// return true;
// }
// }
// else
// {
// return true;
// }
//}
//catch (System.Exception ex)
//{
// Console.WriteLine(ex.ToString());
// return false;
//}
//return true;
}