1/* Header describing internals of libintl library.
2   Copyright (C) 1995-1999, 2000-2003 Free Software Foundation, Inc.
3   Written by Ulrich Drepper <drepper@cygnus.com>, 1995.
4
5   This program is free software; you can redistribute it and/or modify it
6   under the terms of the GNU Library General Public License as published
7   by the Free Software Foundation; either version 2, or (at your option)
8   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 GNU
13   Library General Public License for more details.
14
15   You should have received a copy of the GNU Library General Public
16   License along with this program; if not, write to the Free Software
17   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
18   USA.  */
19
20#ifndef _GETTEXTP_H
21#define _GETTEXTP_H
22
23#include <stddef.h>		/* Get size_t.  */
24
25#ifdef _LIBC
26# include "../iconv/gconv_int.h"
27#else
28# if HAVE_ICONV
29#  include <iconv.h>
30# endif
31#endif
32
33#include "loadinfo.h"
34
35#include "gmo.h"		/* Get nls_uint32.  */
36
37/* @@ end of prolog @@ */
38
39#ifndef PARAMS
40# if __STDC__ || defined __GNUC__ || defined __SUNPRO_C || defined __cplusplus || __PROTOTYPES
41#  define PARAMS(args) args
42# else
43#  define PARAMS(args) ()
44# endif
45#endif
46
47#ifndef internal_function
48# define internal_function
49#endif
50
51#ifndef attribute_hidden
52# define attribute_hidden
53#endif
54
55/* Tell the compiler when a conditional or integer expression is
56   almost always true or almost always false.  */
57#ifndef HAVE_BUILTIN_EXPECT
58# define __builtin_expect(expr, val) (expr)
59#endif
60
61#ifndef W
62# define W(flag, data) ((flag) ? SWAP (data) : (data))
63#endif
64
65
66#ifdef _LIBC
67# include <byteswap.h>
68# define SWAP(i) bswap_32 (i)
69#else
70static inline nls_uint32
71SWAP (i)
72     nls_uint32 i;
73{
74  return (i << 24) | ((i & 0xff00) << 8) | ((i >> 8) & 0xff00) | (i >> 24);
75}
76#endif
77
78
79/* In-memory representation of system dependent string.  */
80struct sysdep_string_desc
81{
82  /* Length of addressed string, including the trailing NUL.  */
83  size_t length;
84  /* Pointer to addressed string.  */
85  const char *pointer;
86};
87
88/* The representation of an opened message catalog.  */
89struct loaded_domain
90{
91  /* Pointer to memory containing the .mo file.  */
92  const char *data;
93  /* 1 if the memory is mmap()ed, 0 if the memory is malloc()ed.  */
94  int use_mmap;
95  /* Size of mmap()ed memory.  */
96  size_t mmap_size;
97  /* 1 if the .mo file uses a different endianness than this machine.  */
98  int must_swap;
99  /* Pointer to additional malloc()ed memory.  */
100  void *malloced;
101
102  /* Number of static strings pairs.  */
103  nls_uint32 nstrings;
104  /* Pointer to descriptors of original strings in the file.  */
105  const struct string_desc *orig_tab;
106  /* Pointer to descriptors of translated strings in the file.  */
107  const struct string_desc *trans_tab;
108
109  /* Number of system dependent strings pairs.  */
110  nls_uint32 n_sysdep_strings;
111  /* Pointer to descriptors of original sysdep strings.  */
112  const struct sysdep_string_desc *orig_sysdep_tab;
113  /* Pointer to descriptors of translated sysdep strings.  */
114  const struct sysdep_string_desc *trans_sysdep_tab;
115
116  /* Size of hash table.  */
117  nls_uint32 hash_size;
118  /* Pointer to hash table.  */
119  const nls_uint32 *hash_tab;
120  /* 1 if the hash table uses a different endianness than this machine.  */
121  int must_swap_hash_tab;
122
123  int codeset_cntr;
124#ifdef _LIBC
125  __gconv_t conv;
126#else
127# if HAVE_ICONV
128  iconv_t conv;
129# endif
130#endif
131  char **conv_tab;
132
133  struct expression *plural;
134  unsigned long int nplurals;
135};
136
137/* We want to allocate a string at the end of the struct.  But ISO C
138   doesn't allow zero sized arrays.  */
139#ifdef __GNUC__
140# define ZERO 0
141#else
142# define ZERO 1
143#endif
144
145/* A set of settings bound to a message domain.  Used to store settings
146   from bindtextdomain() and bind_textdomain_codeset().  */
147struct binding
148{
149  struct binding *next;
150  char *dirname;
151  int codeset_cntr;	/* Incremented each time codeset changes.  */
152  char *codeset;
153  char domainname[ZERO];
154};
155
156/* A counter which is incremented each time some previous translations
157   become invalid.
158   This variable is part of the external ABI of the GNU libintl.  */
159extern int _nl_msg_cat_cntr;
160
161#ifndef _LIBC
162const char *_nl_locale_name PARAMS ((int category, const char *categoryname));
163#endif
164
165struct loaded_l10nfile *_nl_find_domain PARAMS ((const char *__dirname,
166						 char *__locale,
167						 const char *__domainname,
168					      struct binding *__domainbinding))
169     internal_function;
170void _nl_load_domain PARAMS ((struct loaded_l10nfile *__domain,
171			      struct binding *__domainbinding))
172     internal_function;
173void _nl_unload_domain PARAMS ((struct loaded_domain *__domain))
174     internal_function;
175const char *_nl_init_domain_conv PARAMS ((struct loaded_l10nfile *__domain_file,
176					  struct loaded_domain *__domain,
177					  struct binding *__domainbinding))
178     internal_function;
179void _nl_free_domain_conv PARAMS ((struct loaded_domain *__domain))
180     internal_function;
181
182char *_nl_find_msg PARAMS ((struct loaded_l10nfile *domain_file,
183			    struct binding *domainbinding,
184			    const char *msgid, size_t *lengthp))
185     internal_function;
186
187#ifdef _LIBC
188extern char *__gettext PARAMS ((const char *__msgid));
189extern char *__dgettext PARAMS ((const char *__domainname,
190				 const char *__msgid));
191extern char *__dcgettext PARAMS ((const char *__domainname,
192				  const char *__msgid, int __category));
193extern char *__ngettext PARAMS ((const char *__msgid1, const char *__msgid2,
194				 unsigned long int __n));
195extern char *__dngettext PARAMS ((const char *__domainname,
196				  const char *__msgid1, const char *__msgid2,
197				  unsigned long int n));
198extern char *__dcngettext PARAMS ((const char *__domainname,
199				   const char *__msgid1, const char *__msgid2,
200				   unsigned long int __n, int __category));
201extern char *__dcigettext PARAMS ((const char *__domainname,
202				   const char *__msgid1, const char *__msgid2,
203				   int __plural, unsigned long int __n,
204				   int __category));
205extern char *__textdomain PARAMS ((const char *__domainname));
206extern char *__bindtextdomain PARAMS ((const char *__domainname,
207				       const char *__dirname));
208extern char *__bind_textdomain_codeset PARAMS ((const char *__domainname,
209						const char *__codeset));
210#else
211/* Declare the exported libintl_* functions, in a way that allows us to
212   call them under their real name.  */
213# define _INTL_REDIRECT_MACROS
214# include "libgnuintl.h"
215extern char *libintl_dcigettext PARAMS ((const char *__domainname,
216					 const char *__msgid1,
217					 const char *__msgid2,
218					 int __plural, unsigned long int __n,
219					 int __category));
220#endif
221
222/* @@ begin of epilog @@ */
223
224#endif /* gettextP.h  */
225