compress_block_header.hpp
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/*********************************************************************/
// dar - disk archive - a backup/restoration program
// Copyright (C) 2002-2023 Denis Corbin
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program 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 program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//
// to contact the author, see the AUTHOR file
/*********************************************************************/
#ifndef COMPRESS_BLOCK_HEADER_HPP
#define COMPRESS_BLOCK_HEADER_HPP
#include "../my_config.h"
#include "infinint.hpp"
#include "generic_file.hpp"
namespace libdar
{
struct compress_block_header
{
// type values
static constexpr const char H_DATA = 1;
static constexpr const char H_EOF = 2;
// fields
char type;
infinint size;
void dump(generic_file & f);
bool set_from(generic_file & f);
};
} // end of namespace
#endif
libdar::generic_file
this is the interface class from which all other data transfer classes inherit
Definition: generic_file.hpp:77
libdar::infinint
the arbitrary large positive integer class
Definition: real_infinint.hpp:62
generic_file.hpp
class generic_file is defined here as well as class fichier
infinint.hpp
switch module to limitint (32 ou 64 bits integers) or infinint
libdar
libdar namespace encapsulate all libdar symbols
Definition: archive.hpp:47
libdar::compress_block_header
block header structure used for storing compressed blocks
Definition: compress_block_header.hpp:43
libdar::compress_block_header::size
infinint size
size of the following compressed block of data
Definition: compress_block_header.hpp:51
libdar::compress_block_header::type
char type
let the possibility to extend this architecture (for now type is fixed)
Definition: compress_block_header.hpp:50
libdar::compress_block_header::set_from
bool set_from(generic_file &f)
read the block header from a generic_file (an archive)