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. 4 5 This file is free software. 6 It is dual-licensed under "the GNU LGPLv3+ or the GNU GPLv2+". 7 You can redistribute it and/or modify it under either 8 - the terms of the GNU Lesser General Public License as published 9 by the Free Software Foundation; either version 3, or (at your 10 option) any later version, or 11 - the terms of the GNU General Public License as published by the 12 Free Software Foundation; either version 2, or (at your option) 13 any later version, or 14 - the same dual license "the GNU LGPLv3+ or the GNU GPLv2+". 15 16 This file is distributed in the hope that it will be useful, 17 but WITHOUT ANY WARRANTY; without even the implied warranty of 18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 19 Lesser General Public License and the GNU General Public License 20 for more details. 21 22 You should have received a copy of the GNU Lesser General Public 23 License and of the GNU General Public License along with this 24 program. If not, see <https://www.gnu.org/licenses/>. */ 25 26 #include <stdbool.h> 27 #include <stddef.h> 28 29 #include "unitypes.h" 30 #include "uninorm.h" 31 32 /* Return true if mapping NFD(S) to via MAPPING is a no-op. */ 33 extern int 34 u8_is_invariant (const uint8_t *s, size_t n, 35 uint8_t * (*mapping) (const uint8_t *s, size_t n, const char *iso639_language, 36 uninorm_t nf, 37 uint8_t *resultbuf, size_t *lengthp), 38 const char *iso639_language, 39 bool *resultp); 40 extern int 41 u16_is_invariant (const uint16_t *s, size_t n, 42 uint16_t * (*mapping) (const uint16_t *s, size_t n, const char *iso639_language, 43 uninorm_t nf, 44 uint16_t *resultbuf, size_t *lengthp), 45 const char *iso639_language, 46 bool *resultp); 47 extern int 48 u32_is_invariant (const uint32_t *s, size_t n, 49 uint32_t * (*mapping) (const uint32_t *s, size_t n, const char *iso639_language, 50 uninorm_t nf, 51 uint32_t *resultbuf, size_t *lengthp), 52 const char *iso639_language, 53 bool *resultp);