/usr/include/dar/wrapperlib.hpp is in libdar-dev 2.4.2-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// dar - disk archive - a backup/restoration program
// Copyright (C) 2002-2052 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//
// to contact the author : http://dar.linux.free.fr/email.html
/*********************************************************************/
// $Id: wrapperlib.hpp,v 1.14 2011/01/09 17:25:58 edrusb Rel $
//
/*********************************************************************/
/// \file wrapperlib.hpp
/// \brief libz and libbz2 wrapper to have identical interface to these libraries.
/// \ingroup Private
///
/// libz and libbz2 library differ in several in the way they return values
/// in certain circumpstances. This module defines the wrapperlib class
/// that make their use homogeneous.
#ifndef WRAPPERLIB_HPP
#define WRAPPERLIB_HPP
#include "/usr/include/dar/libdar_my_config.h"
extern "C"
{
#if LIBDAR_HAS_ZLIB_H && LIBZ_AVAILABLE_FOR_LIBDAR
#include <zlib.h>
#endif
#if LIBDAR_HAS_BZLIB_H && LIBBZ2_AVAILABLE_FOR_LIBDAR
#include <bzlib.h>
#endif
} // end extern "C"
#include "/usr/include/dar/integers.hpp"
namespace libdar
{
/// \addtogroup Private
/// @{
const int WR_OK = 0;
const int WR_MEM_ERROR = 1;
const int WR_LIBDAR_VERSION_ERROR = 2;
const int WR_STREAM_ERROR = 3;
const int WR_DATA_ERROR = 4;
const int WR_NO_FLUSH = 5;
const int WR_BUF_ERROR = 6;
const int WR_STREAM_END = 7;
const int WR_FINISH = 8;
enum wrapperlib_mode { zlib_mode, bzlib_mode };
/// this class encapsulates calls to libz or libbz2
/// this is mainly an adaptation of libbz2 specificities to
/// have libb2 acting exactly as libz does.
/// \ingroup Private
class wrapperlib
{
public:
wrapperlib(wrapperlib_mode mode);
wrapperlib(const wrapperlib & ref);
const wrapperlib & operator = (const wrapperlib & ref);
~wrapperlib();
void set_next_in(const char *x) { return (this->*x_set_next_in)(x); };
void set_avail_in(U_I x) { return (this->*x_set_avail_in)(x); };
U_I get_avail_in() const { return (this->*x_get_avail_in)(); };
U_64 get_total_in() const { return (this->*x_get_total_in)(); };
void set_next_out(char *x) { return (this->*x_set_next_out)(x); };
char *get_next_out() const { return (this->*x_get_next_out)(); };
void set_avail_out(U_I x) { return (this->*x_set_avail_out)(x); };
U_I get_avail_out() const { return (this->*x_get_avail_out)(); };
U_64 get_total_out() const { return (this->*x_get_total_out)(); };
S_I compressInit(U_I compression_level) { level = compression_level; return (this->*x_compressInit)(compression_level); };
S_I decompressInit() { return (this->*x_decompressInit)(); };
S_I compressEnd() { return (this->*x_compressEnd)(); };
S_I decompressEnd() { return (this->*x_decompressEnd)(); };
S_I compress(S_I flag) { return (this->*x_compress)(flag); };
S_I decompress(S_I flag) { return (this->*x_decompress)(flag);};
S_I compressReset();
S_I decompressReset();
private:
#if LIBZ_AVAILABLE_FOR_LIBDAR
z_stream *z_ptr;
#endif
#if LIBBZ2_AVAILABLE_FOR_LIBDAR
bz_stream *bz_ptr;
#endif
S_I level;
void (wrapperlib::*x_set_next_in)(const char *x);
void (wrapperlib::*x_set_avail_in)(U_I x);
U_I (wrapperlib::*x_get_avail_in)() const;
U_64 (wrapperlib::*x_get_total_in)() const;
void (wrapperlib::*x_set_next_out)(char *x);
char *(wrapperlib::*x_get_next_out)() const;
void (wrapperlib::*x_set_avail_out)(U_I x);
U_I (wrapperlib::*x_get_avail_out)() const;
U_64 (wrapperlib::*x_get_total_out)() const;
S_I (wrapperlib::*x_compressInit)(U_I compression_level);
S_I (wrapperlib::*x_decompressInit)();
S_I (wrapperlib::*x_compressEnd)();
S_I (wrapperlib::*x_decompressEnd)();
S_I (wrapperlib::*x_compress)(S_I flag);
S_I (wrapperlib::*x_decompress)(S_I flag);
// set of routines for zlib
#if LIBZ_AVAILABLE_FOR_LIBDAR
S_I z_compressInit(U_I compression_level);
S_I z_decompressInit();
S_I z_compressEnd();
S_I z_decompressEnd();
S_I z_compress(S_I flag);
S_I z_decompress(S_I flag);
void z_set_next_in(const char *x);
void z_set_avail_in(U_I x);
U_I z_get_avail_in() const;
U_64 z_get_total_in() const;
void z_set_next_out(char *x);
char *z_get_next_out() const;
void z_set_avail_out(U_I x);
U_I z_get_avail_out() const;
U_64 z_get_total_out() const;
#endif
// set of routines for bzlib
#if LIBBZ2_AVAILABLE_FOR_LIBDAR
S_I bz_compressInit(U_I compression_level);
S_I bz_decompressInit();
S_I bz_compressEnd();
S_I bz_decompressEnd();
S_I bz_compress(S_I flag);
S_I bz_decompress(S_I flag);
void bz_set_next_in(const char *x);
void bz_set_avail_in(U_I x);
U_I bz_get_avail_in() const;
U_64 bz_get_total_in() const;
void bz_set_next_out(char *x);
char *bz_get_next_out() const;
void bz_set_avail_out(U_I x);
U_I bz_get_avail_out() const;
U_64 bz_get_total_out() const;
#endif
};
/// @}
} // end of namespace
#endif
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