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/* Internal functions for Unicode character case mappings.
Copyright (C) 2009-2022 Free Software Foundation, Inc.
Written by Bruno Haible <bruno@clisp.org>, 2009.
This file is free software.
It is dual-licensed under "the GNU LGPLv3+ or the GNU GPLv2+".
You can redistribute it and/or modify it under either
- the terms of the GNU Lesser General Public License as published
by the Free Software Foundation, either version 3, or (at your
option) any later version, or
- the terms of the GNU General Public License as published by the
Free Software Foundation; either version 2, or (at your option)
any later version, or
- the same dual license "the GNU LGPLv3+ or the GNU GPLv2+".
This file is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License and the GNU General Public License
for more details.
You should have received a copy of the GNU Lesser General Public
License and of the GNU General Public License along with this
program. If not, see <https://www.gnu.org/licenses/>. */
#include <stddef.h>
#include "unitypes.h"
#include "uninorm.h"
/* Return true if mapping NFD(S) to via MAPPING is a no-op. */
extern int
u8_is_invariant (const uint8_t *s, size_t n,
uint8_t * (*mapping) (const uint8_t *s, size_t n, const char *iso639_language,
uninorm_t nf,
uint8_t *resultbuf, size_t *lengthp),
const char *iso639_language,
bool *resultp);
extern int
u16_is_invariant (const uint16_t *s, size_t n,
uint16_t * (*mapping) (const uint16_t *s, size_t n, const char *iso639_language,
uninorm_t nf,
uint16_t *resultbuf, size_t *lengthp),
const char *iso639_language,
bool *resultp);
extern int
u32_is_invariant (const uint32_t *s, size_t n,
uint32_t * (*mapping) (const uint32_t *s, size_t n, const char *iso639_language,
uninorm_t nf,
uint32_t *resultbuf, size_t *lengthp),
const char *iso639_language,
bool *resultp);
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