1/* Copyright (C) 2000-2021 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Ulrich Drepper <drepper@redhat.com>, 2000.
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 License as
7 published by the Free Software Foundation; either version 2.1 of the
8 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; see the file COPYING.LIB. If
17 not, see <https://www.gnu.org/licenses/>. */
18
19#include <stdint.h>
20
21
22typedef uint16_t gidx_t;
23
24
25struct gconvcache_header
26{
27 uint32_t magic;
28 gidx_t string_offset;
29 gidx_t hash_offset;
30 gidx_t hash_size;
31 gidx_t module_offset;
32 gidx_t otherconv_offset;
33};
34
35struct hash_entry
36{
37 gidx_t string_offset;
38 gidx_t module_idx;
39};
40
41struct module_entry
42{
43 gidx_t canonname_offset;
44 gidx_t fromdir_offset;
45 gidx_t fromname_offset;
46 gidx_t todir_offset;
47 gidx_t toname_offset;
48 gidx_t extra_offset;
49};
50
51struct extra_entry
52{
53 gidx_t module_cnt;
54 struct extra_entry_module
55 {
56 gidx_t outname_offset;
57 gidx_t dir_offset;
58 gidx_t name_offset;
59 } module[0];
60};
61
62
63#define GCONVCACHE_MAGIC 0x20010324
64
65
66#define GCONV_MODULES_CACHE GCONV_DIR "/gconv-modules.cache"
67