lib/unicase/u16-tolower.c

   1 /* Lowercase mapping for UTF-16 strings (locale dependent).
   2    Copyright (C) 2009-2019 Free Software Foundation, Inc.
   3    Written by Bruno Haible <bruno@clisp.org>, 2009.
   4
   5    This program is free software: you can redistribute it and/or modify it
   6    under the terms of the GNU Lesser General Public License as published
   7    by the Free Software Foundation; either version 3 of the License, or
   8    (at your option) 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    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public License
  16    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  17
  18 #include <config.h>
  19
  20 /* Specification.  */
  21 #include "unicase.h"
  22
  23 #include <stddef.h>
  24
  25 #include "unicase/unicasemap.h"
  26 #include "unicase/special-casing.h"
  27
  28 uint16_t *
  29 u16_tolower (const uint16_t *s, size_t n, const char *iso639_language,
  30              uninorm_t nf,
  31              uint16_t *resultbuf, size_t *lengthp)
  32 {
  33   return u16_casemap (s, n,
  34                       unicase_empty_prefix_context, unicase_empty_suffix_context,
  35                       iso639_language,
  36                       uc_tolower, offsetof (struct special_casing_rule, lower[0]),
  37                       nf,
  38                       resultbuf, lengthp);
  39 }