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

zapette_protocol.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 #include "../my_config.h"
27
28 #ifndef ZAPETTE_PROTOCOL_HPP
29 #define ZAPETTE_PROTOCOL_HPP
30
31 extern "C"
32 {
33 } // end extern "C"
34
35 #include <string>
36 #include <new>
37 #include "integers.hpp"
38 #include "infinint.hpp"
39 #include "generic_file.hpp"
40
41 namespace libdar
42 {
43
46
47 constexpr unsigned char ANSWER_TYPE_DATA = 'D';
48 constexpr unsigned char ANSWER_TYPE_INFININT = 'I';
49
50 constexpr U_I REQUEST_SIZE_SPECIAL_ORDER = 0;
51 constexpr U_I REQUEST_OFFSET_END_TRANSMIT = 0;
52 constexpr U_I REQUEST_OFFSET_GET_FILESIZE = 1;
53 constexpr U_I REQUEST_OFFSET_CHANGE_CONTEXT_STATUS = 2;
54 constexpr U_I REQUEST_IS_OLD_START_END_ARCHIVE = 3;
55 constexpr U_I REQUEST_GET_DATA_NAME = 4;
56 constexpr U_I REQUEST_FIRST_SLICE_HEADER_SIZE = 5;
57 constexpr U_I REQUEST_OTHER_SLICE_HEADER_SIZE = 6;
58
59 struct request
60 {
61 char serial_num;
62 U_16 size; // size or REQUEST_SIZE_SPECIAL_ORDER
63 infinint offset; // offset or REQUEST_OFFSET_END_TRANSMIT or REQUEST_OFFSET_GET_FILESIZE, REQUEST_OFFSET_* ...
64 std::string info; // new contextual_status
65
66 void write(generic_file *f); // master side
67 void read(generic_file *f); // slave side
68 };
69
70 struct answer
71 {
72 char serial_num;
73 char type;
74 U_16 size;
75 infinint arg;
76
77 void write(generic_file *f, char *data); // slave side
78 void read(generic_file *f, char *data, U_16 max); // master side
79 };
80
82
83 } // end of namespace
84
85
86 #endif
integers.hpp
are defined here basic integer types that tend to be portable
infinint.hpp
switch module to limitint (32 ou 64 bits integers) or infinint
generic_file.hpp
class generic_file is defined here as well as class fichier
libdar
libdar namespace encapsulate all libdar symbols
Definition: archive.hpp:47