1/* Copyright (C) 2000-2023 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public License as
6 published by the Free Software Foundation; either version 2.1 of the
7 License, or (at your option) any later version.
8
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; see the file COPYING.LIB. If
16 not, see <https://www.gnu.org/licenses/>. */
17
18#include <stdint.h>
19
20
21typedef uint16_t gidx_t;
22
23
24struct gconvcache_header
25{
26 uint32_t magic;
27 gidx_t string_offset;
28 gidx_t hash_offset;
29 gidx_t hash_size;
30 gidx_t module_offset;
31 gidx_t otherconv_offset;
32};
33
34struct hash_entry
35{
36 gidx_t string_offset;
37 gidx_t module_idx;
38};
39
40struct module_entry
41{
42 gidx_t canonname_offset;
43 gidx_t fromdir_offset;
44 gidx_t fromname_offset;
45 gidx_t todir_offset;
46 gidx_t toname_offset;
47 gidx_t extra_offset;
48};
49
50struct extra_entry
51{
52 gidx_t module_cnt;
53 struct extra_entry_module
54 {
55 gidx_t outname_offset;
56 gidx_t dir_offset;
57 gidx_t name_offset;
58 } module[0];
59};
60
61
62#define GCONVCACHE_MAGIC 0x20010324
63
64
65#define GCONV_MODULES_CACHE GCONV_DIR "/gconv-modules.cache"
66