| Disk ARchive 2.7.12 Full featured and portable backup and archiving tool

ea.hpp
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1/*********************************************************************/
2// dar - disk archive - a backup/restoration program
3// Copyright (C) 2002-2023 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
26
27#ifndef EA_HPP
28#define EA_HPP
29
30#include "../my_config.h"
31#include <map>
32#include <string>
33#include "infinint.hpp"
34#include "mask.hpp"
35
36 namespace libdar
37{
38
41
43 class archive_version;
44 class generic_file;
45
47
48 class ea_attributs
49 {
50 public:
51 ea_attributs() { alire = attr.begin(); };
52 ea_attributs(generic_file & f, const archive_version & edit);
53 ea_attributs(const ea_attributs & ref);
54 ea_attributs(ea_attributs && ref) noexcept;
55 ea_attributs & operator = (const ea_attributs & ref);
56 ea_attributs & operator = (ea_attributs && ref) noexcept;
57 ~ea_attributs() = default;
58
59 bool operator == (const ea_attributs & ref) const { return attr == ref.attr; };
60
61 void dump(generic_file & f) const;
62 void add(const std::string & key, const std::string & value) { attr[key] = value; };
63 void reset_read() const;
64 bool read(std::string & key, std::string & value) const;
65 infinint size() const { return attr.size(); };
66 void clear() { attr.clear(); alire = attr.begin(); };
67 bool find(const std::string &key, std::string & found_value) const;
68 bool diff(const ea_attributs & other, const mask & filter) const;
69 infinint space_used() const;
70
72
78 ea_attributs operator + (const ea_attributs & arg) const;
79
80 private:
81 std::map<std::string, std::string> attr;
82 mutable std::map<std::string, std::string>::const_iterator alire;
83 };
84
86
87} // end of namespace
88
89#endif
libdar::archive_version
class archive_version manages the version of the archive format
Definition: archive_version.hpp:47
libdar::ea_attributs
the class ea_attributs manages the set of EA that can be associated to an inode
Definition: ea.hpp:49
libdar::ea_attributs::operator+
ea_attributs operator+(const ea_attributs &arg) const
addition operator.
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
libdar::mask
the generic class, parent of all masks
Definition: mask.hpp:62
infinint.hpp
switch module to limitint (32 ou 64 bits integers) or infinint
mask.hpp
here lies a collection of mask classes
libdar
libdar namespace encapsulate all libdar symbols
Definition: archive.hpp:47