catgets/catgetsinfo.h

   1 /* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3    Contributed by Ulrich Drepper, <drepper@gnu.ai.mit.edu>.
   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 #include <sys/types.h>
  21 #include <bits/libc-lock.h>
  22
  23
  24 struct catalog_obj
  25 {
  26   u_int32_t magic;
  27   u_int32_t plane_size;
  28   u_int32_t plane_depth;
  29   /* This is in fact two arrays in one: always a pair of name and
  30      pointer into the data area.  */
  31   u_int32_t name_ptr[0];
  32 };
  33
  34
  35 /* This structure will be filled after loading the catalog.  */
  36 typedef struct catalog_info
  37 {
  38   enum { closed, nonexisting, mmapped, malloced } status;
  39
  40   const char *cat_name;
  41   const char *env_var;
  42   const char *nlspath;
  43
  44   size_t plane_size;
  45   size_t plane_depth;
  46   u_int32_t *name_ptr;
  47   const char *strings;
  48
  49   struct catalog_obj *file_ptr;
  50   size_t file_size;
  51
  52   __libc_lock_define (,lock);
  53 } *__nl_catd;
  54
  55
  56
  57 /* The magic number to signal we really have a catalog file.  */
  58 #define CATGETS_MAGIC 0x960408de
  59
  60
  61 /* Prototypes for helper functions.  */
  62 void __open_catalog (__nl_catd __catalog);