src/system/libroot/posix/glibc/wcsmbs/wcsmbsload.c

   1 /* Copyright (C) 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
   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 <limits.h>
  21
  22 #include <locale/localeinfo.h>
  23 #include <wcsmbsload.h>
  24 #include <iconv/gconv_int.h>
  25
  26
  27 /* These are the descriptions for the default conversion functions.  */
  28 static struct __gconv_step to_wc =
  29 {
  30   .__shlib_handle = NULL,
  31   .__modname = NULL,
  32   .__counter = INT_MAX,
  33   .__from_name = (char *) "MULTIBYTE",
  34   .__to_name = (char *) "WCHAR",
  35   .__fct = __gconv_transform_multibyte_wchar,
  36   .__init_fct = NULL,
  37   .__end_fct = NULL,
  38   .__min_needed_from = 1,
  39   .__max_needed_from = MB_LEN_MAX,
  40   .__min_needed_to = 4,
  41   .__max_needed_to = 4,
  42   .__stateful = 0,
  43   .__data = NULL
  44 };
  45
  46 static struct __gconv_step to_mb =
  47 {
  48   .__shlib_handle = NULL,
  49   .__modname = NULL,
  50   .__counter = INT_MAX,
  51   .__from_name = (char *) "WCHAR",
  52   .__to_name = (char *) "MULTIBYTE",
  53   .__fct = __gconv_transform_wchar_multibyte,
  54   .__init_fct = NULL,
  55   .__end_fct = NULL,
  56   .__min_needed_from = 4,
  57   .__max_needed_from = 4,
  58   .__min_needed_to = 1,
  59   .__max_needed_to = MB_LEN_MAX,
  60   .__stateful = 0,
  61   .__data = NULL
  62 };
  63
  64
  65 /* For the default locale we only have to handle ANSI_X3.4-1968.  */
  66 struct gconv_fcts __wcsmbs_gconv_fcts =
  67 {
  68   .towc = &to_wc,
  69   .towc_nsteps = 1,
  70   .tomb = &to_mb,
  71   .tomb_nsteps = 1
  72 };
  73
  74
  75 /* Clone the current conversion function set.  */
  76 void
  77 internal_function
  78 __wcsmbs_clone_conv (struct gconv_fcts *copy)
  79 {
  80   /* Copy the data.  */
  81   *copy = __wcsmbs_gconv_fcts;
  82 }