1/* Header describing internals of libintl library. 2 Copyright (C) 1995-1999, 2000-2005 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 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#ifdef _LIBC 34extern char *__gettext (const char *__msgid); 35extern char *__dgettext (const char *__domainname, const char *__msgid); 36extern char *__dcgettext (const char *__domainname, const char *__msgid, 37 int __category); 38extern char *__ngettext (const char *__msgid1, const char *__msgid2, 39 unsigned long int __n); 40extern char *__dngettext (const char *__domainname, 41 const char *__msgid1, const char *__msgid2, 42 unsigned long int n); 43extern char *__dcngettext (const char *__domainname, 44 const char *__msgid1, const char *__msgid2, 45 unsigned long int __n, int __category); 46extern char *__dcigettext (const char *__domainname, 47 const char *__msgid1, const char *__msgid2, 48 int __plural, unsigned long int __n, 49 int __category); 50extern char *__textdomain (const char *__domainname); 51extern char *__bindtextdomain (const char *__domainname, 52 const char *__dirname); 53extern char *__bind_textdomain_codeset (const char *__domainname, 54 const char *__codeset); 55extern void _nl_finddomain_subfreeres (void) attribute_hidden; 56extern void _nl_unload_domain (struct loaded_domain *__domain) 57 internal_function attribute_hidden; 58#else 59/* Declare the exported libintl_* functions, in a way that allows us to 60 call them under their real name. */ 61# undef _INTL_REDIRECT_INLINE 62# undef _INTL_REDIRECT_MACROS 63# define _INTL_REDIRECT_MACROS 64# include "libgnuintl.h" 65# ifdef IN_LIBGLOCALE 66extern char *gl_dcigettext (const char *__domainname, 67 const char *__msgid1, const char *__msgid2, 68 int __plural, unsigned long int __n, 69 int __category, 70 const char *__localename, const char *__encoding); 71# else 72extern char *libintl_dcigettext (const char *__domainname, 73 const char *__msgid1, const char *__msgid2, 74 int __plural, unsigned long int __n, 75 int __category); 76# endif 77#endif 78 79#include "loadinfo.h" 80 81#include "gmo.h" /* Get nls_uint32. */ 82 83/* @@ end of prolog @@ */ 84 85#ifndef internal_function 86# define internal_function 87#endif 88 89#ifndef attribute_hidden 90# define attribute_hidden 91#endif 92 93/* Tell the compiler when a conditional or integer expression is 94 almost always true or almost always false. */ 95#ifndef HAVE_BUILTIN_EXPECT 96# define __builtin_expect(expr, val) (expr) 97#endif 98 99#ifndef W 100# define W(flag, data) ((flag) ? SWAP (data) : (data)) 101#endif 102 103 104#ifdef _LIBC 105# include <byteswap.h> 106# define SWAP(i) bswap_32 (i) 107#else 108static inline nls_uint32 109SWAP (i) 110 nls_uint32 i; 111{ 112 return (i << 24) | ((i & 0xff00) << 8) | ((i >> 8) & 0xff00) | (i >> 24); 113} 114#endif 115 116 117/* In-memory representation of system dependent string. */ 118struct sysdep_string_desc 119{ 120 /* Length of addressed string, including the trailing NUL. */ 121 size_t length; 122 /* Pointer to addressed string. */ 123 const char *pointer; 124}; 125 126/* Cache of translated strings after charset conversion. 127 Note: The strings are converted to the target encoding only on an as-needed 128 basis. */ 129struct converted_domain 130{ 131 /* The target encoding name. */ 132 const char *encoding; 133 /* The descriptor for conversion from the message catalog's encoding to 134 this target encoding. */ 135#ifdef _LIBC 136 __gconv_t conv; 137#else 138# if HAVE_ICONV 139 iconv_t conv; 140# endif 141#endif 142 /* The table of translated strings after charset conversion. */ 143 char **conv_tab; 144}; 145 146/* The representation of an opened message catalog. */ 147struct loaded_domain 148{ 149 /* Pointer to memory containing the .mo file. */ 150 const char *data; 151 /* 1 if the memory is mmap()ed, 0 if the memory is malloc()ed. */ 152 int use_mmap; 153 /* Size of mmap()ed memory. */ 154 size_t mmap_size; 155 /* 1 if the .mo file uses a different endianness than this machine. */ 156 int must_swap; 157 /* Pointer to additional malloc()ed memory. */ 158 void *malloced; 159 160 /* Number of static strings pairs. */ 161 nls_uint32 nstrings; 162 /* Pointer to descriptors of original strings in the file. */ 163 const struct string_desc *orig_tab; 164 /* Pointer to descriptors of translated strings in the file. */ 165 const struct string_desc *trans_tab; 166 167 /* Number of system dependent strings pairs. */ 168 nls_uint32 n_sysdep_strings; 169 /* Pointer to descriptors of original sysdep strings. */ 170 const struct sysdep_string_desc *orig_sysdep_tab; 171 /* Pointer to descriptors of translated sysdep strings. */ 172 const struct sysdep_string_desc *trans_sysdep_tab; 173 174 /* Size of hash table. */ 175 nls_uint32 hash_size; 176 /* Pointer to hash table. */ 177 const nls_uint32 *hash_tab; 178 /* 1 if the hash table uses a different endianness than this machine. */ 179 int must_swap_hash_tab; 180 181 /* Cache of charset conversions of the translated strings. */ 182 struct converted_domain *conversions; 183 size_t nconversions; 184 185 struct expression *plural; 186 unsigned long int nplurals; 187}; 188 189/* We want to allocate a string at the end of the struct. But ISO C 190 doesn't allow zero sized arrays. */ 191#ifdef __GNUC__ 192# define ZERO 0 193#else 194# define ZERO 1 195#endif 196 197/* A set of settings bound to a message domain. Used to store settings 198 from bindtextdomain() and bind_textdomain_codeset(). */ 199struct binding 200{ 201 struct binding *next; 202 char *dirname; 203 char *codeset; 204 char domainname[ZERO]; 205}; 206 207/* A counter which is incremented each time some previous translations 208 become invalid. 209 This variable is part of the external ABI of the GNU libintl. */ 210#ifdef IN_LIBGLOCALE 211# include <glocale/config.h> 212extern LIBGLOCALE_DLL_EXPORTED int _nl_msg_cat_cntr; 213#else 214extern LIBINTL_DLL_EXPORTED int _nl_msg_cat_cntr; 215#endif 216 217#ifndef _LIBC 218const char *_nl_language_preferences_default (void); 219const char *_nl_locale_name_posix (int category, const char *categoryname); 220const char *_nl_locale_name_default (void); 221const char *_nl_locale_name (int category, const char *categoryname); 222#endif 223 224struct loaded_l10nfile *_nl_find_domain (const char *__dirname, char *__locale, 225 const char *__domainname, 226 struct binding *__domainbinding) 227 internal_function; 228void _nl_load_domain (struct loaded_l10nfile *__domain, 229 struct binding *__domainbinding) 230 internal_function; 231 232#ifdef IN_LIBGLOCALE 233char *_nl_find_msg (struct loaded_l10nfile *domain_file, 234 struct binding *domainbinding, const char *encoding, 235 const char *msgid, 236 size_t *lengthp) 237 internal_function; 238#else 239char *_nl_find_msg (struct loaded_l10nfile *domain_file, 240 struct binding *domainbinding, const char *msgid, 241 int convert, size_t *lengthp) 242 internal_function; 243#endif 244 245/* @@ begin of epilog @@ */ 246 247#endif /* gettextP.h */ 248