evatransfer.h

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/***************************************************************************
 *   Copyright (C) 2005 by yunfan                                          *
 *   yunfan_zg@163.com                                                     *
 *                                                                         *
 *   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.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/
 
#ifndef LIBCUSTOMPIC_EVATRANSFER_H
#define LIBCUSTOMPIC_EVATRANSFER_H 

#include "evapicpacket.h" 
#include <string>

class EvaPicTransferPacket : public EvaPicOutPacket{
public:
        EvaPicTransferPacket();
        EvaPicTransferPacket(const bool isDataPacket, const bool isLastPacket);
        EvaPicTransferPacket(const EvaPicTransferPacket &rhs);
        virtual ~EvaPicTransferPacket();
        
        EvaPicTransferPacket &operator=(const EvaPicTransferPacket &rhs);
        
        const unsigned int getSessionID() const {return sessionID; }
        const unsigned char *getMD5() const { return md5;}
        const std::string &getFileName() const { return fileName; }
        const unsigned int getImageLength() const { return imageLength; }
        
        const unsigned char *getFragment() const { return fragment; }
        const unsigned short getFragmentLength() const { return fragLength; }
        
        const bool isDataPacket() const { return isData; }
        const bool isLastPacket() const { return isLast; }
        
        const bool isRequestSend() const { return requestSend; }
        const bool isDataReply() const { return dataReply; }
        
        void setSessionID(const unsigned int id) { sessionID=id;}
        
        void setMd5(const unsigned char *value);
        void setImageLength(const unsigned short len) { imageLength = len; }
        void setFileName( const std::string &name) { fileName = name ;}
        
        void setFragment(const unsigned char *data, const unsigned int len);
        void setDataPacket(const bool ok) { isData = ok; }
        void setLastPacket(const bool ok) { isLast = ok; }
        
        void setRequestSend(const bool ok) { requestSend= ok; }
        void setDataReply( const bool ok) { dataReply = ok; }
        
protected:
        int putBody(unsigned char *buf);
private:
        unsigned int sessionID;
        
        // for send file info
        unsigned char md5[16]; // always 16 bytes long
        unsigned int imageLength;
        std::string fileName;
        
        // for user sending image
        unsigned char *fragment;
        unsigned short fragLength;
        bool isData;
        bool isLast;
        
        bool requestSend;
        bool dataReply;
};

class EvaPicTransferReplyPacket : public EvaPicInPacket{
public:
        EvaPicTransferReplyPacket() {}
        EvaPicTransferReplyPacket(unsigned char *buf, int len);
        EvaPicTransferReplyPacket(const EvaPicTransferReplyPacket &rhs);
        virtual ~EvaPicTransferReplyPacket();
        
        EvaPicTransferReplyPacket &operator=(const EvaPicTransferReplyPacket &rhs);
        
        const unsigned int getSessionID() const { return sessionID; }
        const unsigned char *getMd5() const { return md5; }
        const unsigned char *getFileNameMd5() const { return fileNameMd5; }
        const std::string &getFileName() const { return fileName; }
        const unsigned int getImageLength() const { return imageLength; }
        
        const unsigned char *getData() const { return data; }
        const unsigned int getDataLength() const { return dataLength; }
protected:
        void parseBody();
private:
        unsigned int sessionID;
        // server send to me file info packet
        unsigned char md5[16];
        unsigned char fileNameMd5[16];
        std::string fileName;
        unsigned int imageLength;
        
        // data packet
        unsigned char *data;
        unsigned int dataLength;
};

#endif

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