Adding upstream version 0.4.1.
[debian/lxdm.git] / src / gdm / locarchive.h
1 /* Definitions for locale archive handling.
2 Copyright (C) 2002 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library 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 GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, write to the Free
17 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
18 02111-1307 USA. */
19
20 #ifndef _LOCARCHIVE_H
21 #define _LOCARCHIVE_H 1
22
23 #include <stdint.h>
24
25 #define AR_MAGIC 0xde020109
26
27 struct locarhead
28 {
29 uint32_t magic;
30 /* Serial number. */
31 uint32_t serial;
32 /* Name hash table. */
33 uint32_t namehash_offset;
34 uint32_t namehash_used;
35 uint32_t namehash_size;
36 /* String table. */
37 uint32_t string_offset;
38 uint32_t string_used;
39 uint32_t string_size;
40 /* Table with locale records. */
41 uint32_t locrectab_offset;
42 uint32_t locrectab_used;
43 uint32_t locrectab_size;
44 /* MD5 sum hash table. */
45 uint32_t sumhash_offset;
46 uint32_t sumhash_used;
47 uint32_t sumhash_size;
48 };
49
50
51 struct namehashent
52 {
53 /* Hash value of the name. */
54 uint32_t hashval;
55 /* Offset of the name in the string table. */
56 uint32_t name_offset;
57 /* Offset of the locale record. */
58 uint32_t locrec_offset;
59 };
60
61
62 struct sumhashent
63 {
64 /* MD5 sum. */
65 char sum[16];
66 /* Offset of the file in the archive. */
67 uint32_t file_offset;
68 };
69
70 struct locrecent
71 {
72 uint32_t refs; /* # of namehashent records that point here */
73 struct
74 {
75 uint32_t offset;
76 uint32_t len;
77 } record[__LC_LAST];
78 };
79
80
81 struct locarhandle
82 {
83 int fd;
84 void *addr;
85 size_t len;
86 };
87
88
89 /* In memory data for the locales with their checksums. */
90 typedef struct locale_category_data
91 {
92 off_t size;
93 void *addr;
94 char sum[16];
95 } locale_data_t[__LC_LAST];
96
97 #endif /* locarchive.h */