// 处理插入和更新请求
public static void RecvInsertAndUpdate(SocketAsyncEventArgs e, Packet fp, ref bool IsSend)
{
AsyncUserToken token = (AsyncUserToken)e.UserToken;
QueryPacketProParam param = new QueryPacketProParam();
token.Param = param;
param.ActionCode = fp.ActionCode;
int nResult = DBMgr.Instance.QueryNoRet(((PacketInsertORUpdate)fp).strSql);
PacketInsertORUpdateAck ack = new PacketInsertORUpdateAck();
ack.CreatePIUAckPacket(nResult);
fp.PacketToBuf(e.Buffer, e.Offset);
e.SetBuffer(e.Offset, ack.GetPacketLen());
}
// 处理查询请求
public static void RecvLocation(SocketAsyncEventArgs e, Packet fp, ref bool IsSend)
{
AsyncUserToken token = (AsyncUserToken)e.UserToken;
QueryPacketProParam param = new QueryPacketProParam();
token.Param = param;
param.ActionCode = fp.ActionCode;
param.dt = DBMgr.Instance.Query(((PacketQuery)fp).strSql);
PacketQueryAck ack = new PacketQueryAck();
ack.CreatePQAckPacket(param.dt.ColCount, param.dt.RowCount, param.dt.ColNames);
fp.PacketToBuf(e.Buffer, e.Offset);
param.SendType = 0;
e.SetBuffer(e.Offset, ack.GetPacketLen());
}
private void CloseClientSocket(SocketAsyncEventArgs e)
{
AsyncUserToken token = e.UserToken as AsyncUserToken;
token.Param = null;
// close the socket associated with the client
try
{
token.Socket.Shutdown(SocketShutdown.Send);
}
// throws if client process has already closed
catch (Exception) { }
token.Socket.Close();
// decrement the counter keeping track of the total number of clients connected to the server
Interlocked.Decrement(ref m_numConnectedSockets);
m_maxNumberAcceptedClients.Release();
//Console.WriteLine("A client has been disconnected from the server. There are {0} clients connected to the server", m_numConnectedSockets);
// Free the SocketAsyncEventArg so they can be reused by another client
m_readWritePool.Push(e);
}