bytebuffer.h

/***************************************************************************
*   Copyright (C) 2005 by                                                 *
*   Alejandro Perez Mendez     alejandro_perez@dif.um.es                  *
*   Pedro J. Fernandez Ruiz    pedroj.fernandez@dif.um.es                 *
*                                                                         *
*   This library is free software; you can redistribute it and/or         *
*   modify it under the terms of the GNU Lesser General Public            *
*   License as published by the Free Software Foundation; either          *
*   version 2.1 of the License, or (at your option) any later version.    *
*                                                                         *
*   This library 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     *
*   Lesser General Public License for more details.                       *
*                                                                         *
*   You should have received a copy of the GNU Lesser General Public      *
*   License along with this library; if not, write to the Free Software   *
*   Foundation, Inc., 51 Franklin St, Fifth Floor,                        *
*   Boston, MA  02110-1301  USA                                           *
***************************************************************************/
#ifndef BYTEBUFFER_H
#define BYTEBUFFER_H


#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include <iostream>
#include <cstdlib>

#include "bytearray.h"

using namespace std;

namespace openikev2 {

    class ByteBuffer : public ByteArray {

            /****************************** ATTRIBUTES ******************************/
        protected:
            uint8_t* real_begin_array;      
            /****************************** METHODS ******************************/
        protected:
            virtual uint32_t capacity() const;

        public:
            ByteBuffer( uint32_t capacity );

            ByteBuffer( const ByteBuffer& other );
            
            ByteBuffer( const ByteArray& byte_array);

            virtual void writeBuffer( const void* buffer, uint32_t buffer_size );

            virtual void writeByteArray( const ByteArray& byte_array );

            virtual void writeInt8( uint8_t value );

            virtual void writeInt16( uint16_t value );

            virtual void writeInt32( uint32_t value );

            virtual void fillBytes( uint32_t num_bytes, uint8_t byte );

            virtual void readBuffer( uint32_t size_to_read, void* destination_buffer );

            virtual auto_ptr<ByteArray> readByteArray( uint32_t size );

            virtual uint8_t readInt8();

            virtual uint16_t readInt16();

            virtual uint32_t readInt32();

            virtual uint8_t* getWritePosition() const;

            virtual void setWritePosition( uint8_t* position );

            virtual uint8_t* getReadPosition() const;

            virtual void setReadPosition( uint8_t* position );

            virtual void reset();

            virtual void skip( uint32_t bytes );

            virtual ~ByteBuffer();
    };
}

#endif

---