| Disk ARchive 2.6.12 Full featured and portable backup and archiving tool

archive.hpp
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1 /*********************************************************************/
2 // dar - disk archive - a backup/restoration program
3 // Copyright (C) 2002-2020 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 : http://dar.linux.free.fr/email.html
20 /*********************************************************************/
21
25
26
27 #ifndef ARCHIVE_HPP
28 #define ARCHIVE_HPP
29
30 #include "../my_config.h"
31 #include <vector>
32 #include <string>
33 #include <memory>
34
35 #include "erreurs.hpp"
36 #include "path.hpp"
37 #include "statistics.hpp"
38 #include "archive_options.hpp"
39 #include "list_entry.hpp"
40 #include "crypto.hpp"
41 #include "archive_summary.hpp"
42 #include "archive_listing_callback.hpp"
43 #include "user_interaction.hpp"
44
45
46 namespace libdar
47 {
48 // need to declare class database friend of class archive.
49 // class database need to access the archive table of content
50 // though exposing it by mean of a public method of class
51 // archive would let it visibile to the API, thing we do not
52 // want
53 class database;
54
57
59
63
64 class archive
65 {
66 public:
67
69
76 archive(const std::shared_ptr<user_interaction> & dialog,
77 const path & chem,
78 const std::string & basename,
79 const std::string & extension,
80 const archive_options_read & options);
81
82
84
103 archive(const std::shared_ptr<user_interaction> & dialog,
104 const path & fs_root,
105 const path & sauv_path,
106 const std::string & filename,
107 const std::string & extension,
108 const archive_options_create & options,
109 statistics * progressive_report);
110
112
127
128 archive(const std::shared_ptr<user_interaction> & dialog,
129 const path & sauv_path,
130 std::shared_ptr<archive> ref_arch1,
131 const std::string & filename,
132 const std::string & extension,
133 const archive_options_merge & options,
134 statistics * progressive_report);
135
137
147
148 archive(const std::shared_ptr<user_interaction> & dialog,
149 const path & chem_src,
150 const std::string & basename_src,
151 const std::string & extension_src,
152 const archive_options_read & options_read,
153 const path & chem_dst,
154 const std::string & basename_dst,
155 const std::string & extension_dst,
156 const archive_options_repair & options_repair);
157
158
160
165
166 archive(const archive & ref) = delete;
167 archive(archive && ref) = delete;
168 archive & operator = (const archive & ref) = delete;
169 archive & operator = (archive && ref) = delete;
170
172 ~archive();
173
174
176
194 statistics op_extract(const path &fs_root,
195 const archive_options_extract & options,
196 statistics *progressive_report);
197
199
201 void summary();
202
204 archive_summary summary_data();
205
206
208
216 void op_listing(archive_listing_callback callback,
217 void *context,
218 const archive_options_listing & options) const;
219
221
234 statistics op_diff(const path & fs_root,
235 const archive_options_diff & options,
236 statistics * progressive_report);
237
238
240
259 statistics op_test(const archive_options_test & options,
260 statistics * progressive_report);
261
262
264
273 void op_isolate(const path &sauv_path,
274 const std::string & filename,
275 const std::string & extension,
276 const archive_options_isolate & options);
277
278
280
286 bool get_children_of(archive_listing_callback callback,
287 void *context,
288 const std::string & dir,
289 bool fetch_ea = false);
290
292
301 const std::vector<list_entry> get_children_in_table(const std::string & dir, bool fetch_ea = false) const;
302
304 bool has_subdirectory(const std::string & dir) const;
305
307 const entree_stats get_stats() const;
308
310 const std::list<signator> & get_signatories() const;
311
314 void init_catalogue() const;
315
317
320 void drop_all_filedescriptors();
321
323 void set_to_unsaved_data_and_FSA();
324
326
334 U_64 get_first_slice_header_size() const;
335
337
339 U_64 get_non_first_slice_header_size() const;
340
341
342 private:
343 class i_archive;
344 std::shared_ptr<i_archive> pimpl;
345
346 // see the comment near the forward declaration
347 // of class database above for explanations
348 friend class database;
349 };
350
351 } // end of namespace
352
353 #endif
libdar::archive::archive
archive(const std::shared_ptr< user_interaction > &dialog, const path &chem_src, const std::string &basename_src, const std::string &extension_src, const archive_options_read &options_read, const path &chem_dst, const std::string &basename_dst, const std::string &extension_dst, const archive_options_repair &options_repair)
this constructor create a new archive from a damaged one [this is the "repair" constructor]
libdar::archive::get_children_in_table
const std::vector< list_entry > get_children_in_table(const std::string &dir, bool fetch_ea=false) const
getting information about the given directory (alternative to get_children_of)
libdar::archive::op_isolate
void op_isolate(const path &sauv_path, const std::string &filename, const std::string &extension, const archive_options_isolate &options)
this methodes isolates the catalogue of a the current archive into a separated archive
libdar::archive::op_extract
statistics op_extract(const path &fs_root, const archive_options_extract &options, statistics *progressive_report)
extraction of data from an archive
libdar::archive::get_first_slice_header_size
U_64 get_first_slice_header_size() const
get the first slice header
user_interaction.hpp
defines the interaction interface between libdar and users.
libdar::archive_listing_callback
void(*)(const std::string &the_path, const list_entry &entry, void *context) archive_listing_callback
callback function type expected for archive::op_listing and archive::get_children_of()
Definition: archive_listing_callback.hpp:42
list_entry.hpp
class of objects describing an entry in the archive, used by archive::get_children_in_table
libdar::archive::init_catalogue
void init_catalogue() const
libdar::database
the database class defines the dar_manager database
Definition: database.hpp:52
libdar::archive::get_non_first_slice_header_size
U_64 get_non_first_slice_header_size() const
get the non first slice header
libdar::entree_stats
holds the statistics contents of a catalogue
Definition: entree_stats.hpp:49
libdar::archive::archive
archive(const archive &ref)=delete
copy constructor (not implemented, throw an exception if called explicitely or implicitely)
libdar::archive::archive
archive(const std::shared_ptr< user_interaction > &dialog, const path &sauv_path, std::shared_ptr< archive > ref_arch1, const std::string &filename, const std::string &extension, const archive_options_merge &options, statistics *progressive_report)
this constructor builds an archive from two given archive [this is the "merge" constructor]
libdar::archive::drop_all_filedescriptors
void drop_all_filedescriptors()
closes all filedescriptors and associated even when in sequential read mode
libdar::archive::get_children_of
bool get_children_of(archive_listing_callback callback, void *context, const std::string &dir, bool fetch_ea=false)
getting information about a given directory
libdar::archive::has_subdirectory
bool has_subdirectory(const std::string &dir) const
returns true if the pointed directory has one or more subdirectories
libdar::archive::op_listing
void op_listing(archive_listing_callback callback, void *context, const archive_options_listing &options) const
listing of the archive contents
libdar::archive::op_test
statistics op_test(const archive_options_test &options, statistics *progressive_report)
test the archive integrity
libdar::archive::summary
void summary()
display a summary of the archive
libdar::archive::op_diff
statistics op_diff(const path &fs_root, const archive_options_diff &options, statistics *progressive_report)
archive comparison with filesystem
libdar::archive_options_extract
class holding optional parameters used to extract files from an existing archive
Definition: archive_options.hpp:1194
erreurs.hpp
contains all the excetion class thrown by libdar
libdar::archive_options_listing
class holding optional parameters used to list the contents of an existing archive
Definition: archive_options.hpp:1337
libdar::archive::~archive
~archive()
the destructor
libdar::archive_options_repair
class holding optional parameters used to create an archive
Definition: archive_options.hpp:1605
libdar::archive::summary_data
archive_summary summary_data()
same information as summary() but as broken out data
archive_options.hpp
this file contains a set of classes used to transmit options to archive operation
libdar::path
the class path is here to manipulate paths in the Unix notation: using'/'
Definition: path.hpp:51
libdar::statistics
class used by libdar::archive class to give a summary of treated file during and after an operation
Definition: statistics.hpp:70
libdar::archive_options_read
class holding optional parameters used to read an existing archive
Definition: archive_options.hpp:64
libdar::archive_summary
the archive_summary class provides information about a given archive
Definition: archive_summary.hpp:45
statistics.hpp
class handling access to the data summary of treated files after and during each operation
libdar::archive_options_test
class holding optional parameters used to test the structure coherence of an existing archive
Definition: archive_options.hpp:1532
libdar::archive_options_merge
class holding optional parameters used to proceed to the merge operation
Definition: archive_options.hpp:901
libdar::archive::i_archive
the archive::i_archive class implements the most general operations on archives
Definition: i_archive.hpp:59
libdar::archive::get_signatories
const std::list< signator > & get_signatories() const
retrieving signature information about the archive
libdar::archive
the archive class realizes the most general operations on archives
Definition: archive.hpp:65
libdar::archive_options_create
class holding optional parameters used to create an archive
Definition: archive_options.hpp:276
libdar::archive::set_to_unsaved_data_and_FSA
void set_to_unsaved_data_and_FSA()
change all inode as unsaved (equal to differential backup with no change met)
archive_summary.hpp
datastructure returned by archive::summary_data
libdar::archive::archive
archive(const std::shared_ptr< user_interaction > &dialog, const path &fs_root, const path &sauv_path, const std::string &filename, const std::string &extension, const archive_options_create &options, statistics *progressive_report)
this constuctor create an archive (full or differential) [this is the "create" constructor]
libdar::archive::archive
archive(const std::shared_ptr< user_interaction > &dialog, const path &chem, const std::string &basename, const std::string &extension, const archive_options_read &options)
this constructor opens an already existing archive (for reading) [this is the "read" constructor]
libdar::archive_options_isolate
class holding optional parameters used to isolate an existing archive
Definition: archive_options.hpp:692
libdar::archive::get_stats
const entree_stats get_stats() const
retrieving statistics about archive contents
crypto.hpp
the crypto algoritm definition
path.hpp
here is the definition of the path class
archive_listing_callback.hpp
definition of the user defined callback function used for archive listing
libdar
libdar namespace encapsulate all libdar symbols
Definition: archive.hpp:47