Disk ARchive: cat_blockdev.hpp Source File

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cat_blockdev.hpp
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1/*********************************************************************/
2// dar - disk archive - a backup/restoration program
3// Copyright (C) 2002-2026 Denis Corbin
4//
5// This program is free software; you can redistribute it and/or
6// modify it under the terms of the GNU General Public License
7// as published by the Free Software Foundation; either version 2
8// of the License, or (at your option) any later version.
9//
10// This program is distributed in the hope that it will be useful,
11// but WITHOUT ANY WARRANTY; without even the implied warranty of
12// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13// GNU General Public License for more details.
14//
15// You should have received a copy of the GNU General Public License
16// along with this program; if not, write to the Free Software
17// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
18//
19// to contact the author, see the AUTHOR file
20/*********************************************************************/
21
25
26#ifndef CAT_BLOCKDEV_HPP
27#define CAT_BLOCKDEV_HPP
28
29#include "../my_config.h"
30
31extern "C"
32{
33} // end extern "C"
34
35#include "cat_device.hpp"
36
37namespace libdar
38{
39
42
44
45 class cat_blockdev : public cat_device
46 {
47 public:
48 cat_blockdev(const infinint & uid, const infinint & gid, U_16 perm,
49 const datetime & last_access,
50 const datetime & last_modif,
51 const datetime & last_change,
52 const std::string & name,
53 U_16 major,
54 U_16 minor,
55 const infinint & fs_device) : cat_device(uid, gid, perm, last_access,
56 last_modif, last_change, name,
57 major, minor, fs_device) {};
58 cat_blockdev(const std::shared_ptr<user_interaction> & dialog,
59 const smart_pointer<pile_descriptor> & pdesc,
60 const archive_version & reading_ver,
61 saved_status saved,
62 bool small) : cat_device(dialog, pdesc, reading_ver, saved, small) {};
63
64 cat_blockdev(const cat_blockdev & ref) = default;
65 cat_blockdev(cat_blockdev && ref) noexcept = default;
66 cat_blockdev & operator = (const cat_blockdev & ref) = default;
67 cat_blockdev & operator = (cat_blockdev && ref) = default;
68 ~cat_blockdev() = default;
69
70 virtual bool operator == (const cat_entree & ref) const override;
71
72 // using dump from cat_device class
73 // using method is_more_recent_than() from cat_device class
74 // using method has_changed_since() from cat_device class
75 virtual unsigned char signature() const override { return 'b'; };
76 virtual std::string get_description() const override { return "block device"; };
77 virtual cat_entree *clone() const override { return new (std::nothrow) cat_blockdev(*this); };
78 };
79
81
82} // end of namespace
83
84#endif
cat_device.hpp
parent class for all special devices inodes
libdar::archive_version
class archive_version manages the version of the archive format
Definition archive_version.hpp:47
libdar::cat_blockdev::operator==
virtual bool operator==(const cat_entree &ref) const override
returns true if the two object are the same
libdar::cat_blockdev::signature
virtual unsigned char signature() const override
inherited class signature
Definition cat_blockdev.hpp:75
libdar::cat_blockdev::clone
virtual cat_entree * clone() const override
a way to copy the exact type of an object even if pointed to by a parent class pointer
Definition cat_blockdev.hpp:77
libdar::cat_blockdev::get_description
virtual std::string get_description() const override
inherited class designation
Definition cat_blockdev.hpp:76
libdar::cat_entree
the root class from all other inherite for any entry in the catalogue
Definition cat_entree.hpp:60
libdar::cat_inode::perm
U_16 perm
inode's permission
Definition cat_inode.hpp:183
libdar::cat_inode::uid
infinint uid
inode owner's user ID
Definition cat_inode.hpp:181
libdar::cat_inode::gid
infinint gid
inode owner's group ID
Definition cat_inode.hpp:182
libdar::datetime
stores time information
Definition datetime.hpp:59
libdar::infinint
the arbitrary large positive integer class
Definition real_infinint.hpp:62
libdar::smart_pointer
smart pointer class to be used to automagically manage multiple time pointed to address
Definition smart_pointer.hpp:79
libdar::saved_status
saved_status
data saved status for an entry
Definition cat_status.hpp:44
libdar::saved_status::saved
@ saved
inode is saved in the archive
Definition cat_status.hpp:45
my_config.h
include macro defined by the configure script and some specific additional ones
libdar
libdar namespace encapsulate all libdar symbols
Definition archive.hpp:47