ssl.h

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/***************************************************************************
 *   Copyright (C) 2008 by Rick L. Vinyard, Jr.                            *
 *   rvinyard@cs.nmsu.edu                                                  *
 *                                                                         *
 *   This file is part of the conexus library.                             *
 *                                                                         *
 *   The conexus library is free software; you can redistribute it and/or  *
 *   modify it under the terms of the GNU General Public License           *
 *   version 3 as published by the Free Software Foundation.               *
 *                                                                         *
 *   The conexus 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   *
 *   General Public License for more details.                              *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this software. If not see <http://www.gnu.org/licenses/>.  *
 ***************************************************************************/
#ifndef CONEXUS_SSLSSL_H
#define CONEXUS_SSLSSL_H

#include <string>

#include <openssl/ssl.h>

#include <conexus/pointer.h>
#include <conexus/data.h>
#include <conexus/except.h>
#include <conexus-ssl/enums.h>
#include <conexus-ssl/context.h>

namespace Conexus
{

  namespace SSL
  {

    class SSL
    {
      protected:
        SSL(Context::pointer context);

      public:
        typedef ConexusPointer<SSL> pointer;

        static pointer create(Context::pointer context = Context::pointer());

        ~SSL();

        ssize_t ssl_write( const Data data );

        ssize_t ssl_write( const char* data, size_t datalen );

        Data ssl_read( size_t s = 0 );

        size_t ssl_input_available();

        void ssl_connect();

        void ssl_accept();

        void set_client_mode();

        void set_server_mode();

        Context::pointer context();

        void set_context( Context::pointer context );

        bool clear();

        bool ssl_shutdown( bool bidirectional=false );

        
        bool use_certificate ( X509 *x );

        bool use_certificate_asn1 ( unsigned char *d, int len );

        bool use_certificate_file ( const std::string& file, FileType type );

        bool use_private_key ( EVP_PKEY *pkey );

        bool use_private_key_asn1 ( int pk, unsigned char *d, long len );

        bool use_private_key_file ( const std::string& file, FileType type );

        bool use_rsa_private_key ( RSA *rsa );

        bool use_rsa_private_key_asn1 ( unsigned char *d, long len );

        bool use_rsa_private_key_file ( const std::string& file, FileType type );

        bool check_private_key() const;

        void set_verify_depth ( int depth );

        long verify_result();

        X509* peer_certificate();

        bool set_bio( BIO* read_bio=NULL, BIO* write_bio=NULL );

        void set_read_ahead( bool set=true );

        BIO* read_bio();

        BIO* write_bio();
        
        ::SSL* cobj();

      protected:
        ::SSL* m_cobj;
        Context::pointer m_context;

    };

  }

}

#endif