1 /* Internal functions for Unicode character case mappings.
2 Copyright (C) 2009-2021 Free Software Foundation, Inc.
3 Written by Bruno Haible <bruno@clisp.org>, 2009.
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.
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.
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/>. */
24 /* Return true if mapping NFD(S) to via MAPPING is a no-op. */
26 u8_is_invariant (const uint8_t *s
, size_t n
,
27 uint8_t * (*mapping
) (const uint8_t *s
, size_t n
, const char *iso639_language
,
29 uint8_t *resultbuf
, size_t *lengthp
),
30 const char *iso639_language
,
33 u16_is_invariant (const uint16_t *s
, size_t n
,
34 uint16_t * (*mapping
) (const uint16_t *s
, size_t n
, const char *iso639_language
,
36 uint16_t *resultbuf
, size_t *lengthp
),
37 const char *iso639_language
,
40 u32_is_invariant (const uint32_t *s
, size_t n
,
41 uint32_t * (*mapping
) (const uint32_t *s
, size_t n
, const char *iso639_language
,
43 uint32_t *resultbuf
, size_t *lengthp
),
44 const char *iso639_language
,