tmwserv/src/net/messagein.hpp

/*
 *  The Mana World Server
 *  Copyright 2004 The Mana World Development Team
 *
 *  This file is part of The Mana World.
 *
 *  The Mana World 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
 *  any later version.
 *
 *  The Mana World 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.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with The Mana World; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#ifndef _TMWSERV_MESSAGEIN_H_
#define _TMWSERV_MESSAGEIN_H_

#include <iosfwd>

class Packet;

class MessageIn
{
    public:
        MessageIn(const char *data, int length);

        int
        getId() const { return mId; }

        int
        getLength() const { return mLength; }

        int readByte();             
        int readShort();            
        int readLong();             
        std::string
        readString(int length = -1);

        int
        getUnreadLength() const { return mLength - mPos; }

    private:
        const char *mData;            
        unsigned short mLength;       
        unsigned short mId;           
        unsigned short mPos;

        friend std::ostream& operator <<(std::ostream &os,
                                         const MessageIn &msg);
};

#endif

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