stringsocket.h

Last change: 2008-02-03 This is the source code of KCeasy。

/*
This file is part of KCeasy (http://www.kceasy.com)
Copyright (C) 2002-2004 Markus Kern <[e-mail]>

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.
*/
//---------------------------------------------------------------------------
#ifndef StringSocketH
#define StringSocketH

#include <winsock.h>
#include "istring.h"
//---------------------------------------------------------------------------

namespace KCeasyEngine {

class TStringSocket
{
public:
    TStringSocket();
    ~TStringSocket();

    bool Connect(const char* Host, unsigned short Port); // blocks
    void Disconnect(); // closes socket
    void Shutdown(); // calls shutdown
    bool IsConnected() { return (Sock != INVALID_SOCKET); }

    bool WaitForData(int Timeout); // in ms, return true if data is available
    bool Send(const char* String);
    char* Receive();

    string GetErrorString();

private:
    static const int RecvBufSize = 4096;
    char* RecvBuf;
    SOCKET Sock;
    int LastError;
    string LastErrorPlace;

    string WinsockDesc;
    string WinsockStatus;

    bool SetError(const char* Place);
};

} // namespace KCeasyEngine

#endif