payload_auth.h

/***************************************************************************
*   Copyright (C) 2005 by                                                 *
*   Pedro J. Fernandez Ruiz    pedroj.fernandez@dif.um.es                 *
*   Alejandro Perez Mendez     alejandro_perez@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 PAYLOAD_AUTH_H
#define PAYLOAD_AUTH_H

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

#include "payload.h"
#include "payload_id.h"
#include "certificate.h"
#include "pseudorandomfunction.h"

namespace openikev2 {

    class Payload_AUTH : public Payload {

            /****************************** ATTRIBUTES ******************************/
        protected:
            auto_ptr<ByteArray> auth_field;     
        public:
            Enums::AUTH_METHOD auth_method;     
            /****************************** METHODS ******************************/
        protected:
            auto_ptr<ByteArray> generateAuthData(ByteArray& message, ByteArray& nonce, Payload_ID& payload_id, PseudoRandomFunction& prf, ByteArray& prf_key); 
            
        public:
            Payload_AUTH( ByteArray& message, ByteArray& nonce, Payload_ID& payload_id, PseudoRandomFunction& prf, ByteArray& prf_key, ByteArray& psk );
            
            Payload_AUTH(  );

            Payload_AUTH( ByteArray& message, ByteArray& nonce, Payload_ID& payload_id, PseudoRandomFunction& prf, ByteArray& prf_key, Certificate& certificate );

            Payload_AUTH( const Payload_AUTH& other);
            
            Payload_AUTH( ByteBuffer& byte_buffer );
            
            bool verifyAuthField(ByteArray& message, ByteArray& nonce, Payload_ID& payload_id, PseudoRandomFunction& prf, ByteArray& prf_key, ByteArray& psk);
            
            bool verifyAuthField(ByteArray& message, ByteArray& nonce, Payload_ID& payload_id, PseudoRandomFunction& prf, ByteArray& prf_key, Certificate& certificate);
                       
            virtual bool operator==( const Payload_AUTH &other ) const;
            
            virtual void getBinaryRepresentation( ByteBuffer& byte_buffer ) const;
            
            virtual string toStringTab( uint8_t tabs ) const ;

            virtual auto_ptr<Payload> clone() const;

            virtual ~Payload_AUTH();
    };
}

#endif

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