Disk ARchive 2.4.2
trontextual.hpp
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00001 /*********************************************************************/
00002 // dar - disk archive - a backup/restoration program
00003 // Copyright (C) 2002-2052 Denis Corbin
00004 //
00005 // This program is free software; you can redistribute it and/or
00006 // modify it under the terms of the GNU General Public License
00007 // as published by the Free Software Foundation; either version 2
00008 // of the License, or (at your option) any later version.
00009 //
00010 // This program is distributed in the hope that it will be useful,
00011 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00012 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00013 // GNU General Public License for more details.
00014 //
00015 // You should have received a copy of the GNU General Public License
00016 // along with this program; if not, write to the Free Software
00017 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
00018 //
00019 // to contact the author : http://dar.linux.free.fr/email.html
00020 /*********************************************************************/
00021 // $Id: trontextual.hpp,v 1.4 2011/01/09 17:25:58 edrusb Rel $
00022 //
00023 /*********************************************************************/
00024 
00028 
00029 #ifndef TRONTEXTUAL_HPP
00030 #define TRONTEXTUAL_HPP
00031 
00032 #include "../my_config.h"
00033 
00034 #include "tronc.hpp"
00035 #include "infinint.hpp"
00036 #include "generic_file.hpp"
00037 
00038 namespace libdar
00039 {
00040 
00042 
00043     class trontextual : public tronc, public contextual
00044     {
00045     public:
00046         trontextual(generic_file *f, const infinint & offset, const infinint & size, bool own_f = false);
00047         trontextual(generic_file *f, const infinint & offset, const infinint & size, gf_mode mode, bool own_f = false);
00048         bool is_an_old_start_end_archive() const { if(ref == NULL) throw SRC_BUG; return ref->is_an_old_start_end_archive(); };
00049         const label & get_data_name() const { if(ref == NULL) throw SRC_BUG; return ref->get_data_name(); };
00050 
00051     private:
00052         contextual *ref;   //< this is just a pointer to data owned by the inherited class tronc part of this object
00053 
00054         void init(generic_file *f);
00055     };
00056 }
00057 
00058 #endif
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