/Users/eddyxu/work/quiplib/ace/srcs/Base_Packet.h

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//-*- C++ -*-
// $Id: Base_Packet.h 10 2007-06-06 20:58:33Z eddyxu $

#ifndef QLIB_ACE_BASE_PACKET_H
#define QLIB_ACE_BASE_PACKET_H

#include <ace/OS.h>

class ACE_Message_Block;

namespace qlib {

        namespace ace {

                template<
                        typename H,
                        typename B
                        >
                struct Base_Packet {
                        typedef H header_type;
                        typedef header_type* header_pointer;
                        typedef B body_type;
                        typedef body_type* body_pointer;
                        
                        Base_Packet() : header_(0), body_(0);
                        Base_Packet(header_pointer hdr, body_pointer bd): header_(hdr), body_(bd) {}
                        virtual ~Base_Packet() { 
                                delete body_;
                                delete header_;
                        }
        
                        header_pointer header(void) { return header_; }
                        void header(header_pointer hdr) { header_ = hdr; }
                        body_pointer body(void) { return body_; }
                        void body(body_pointer bd) { body_ = bd; }
                public:
                        virtual int parse(const void *buffer, ssize_t length) = 0;
                        virtual int parse(ACE_Message_Block *mb, ssize_t length=0) = 0; 

                        ACE_Message_Block* to_mb(void);
                private:
                        header_type * header_;
                        body_type * body_;
                };

        } // ace

} // qlib

#endif /* QLIB_ACE_BASE_PACKET_H */

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