1 /* Normalization of Unicode strings.
2 Copyright (C) 2009-2011 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 <http://www.gnu.org/licenses/>. */
20 /* Complete definition of normalization form descriptor. */
21 struct unicode_normalization_form
23 /* Bit mask containing meta-information.
24 This must be the first field. */
25 unsigned int description;
26 #define NF_IS_COMPAT_DECOMPOSING (1 << 0)
27 #define NF_IS_COMPOSING (1 << 1)
28 /* Function that decomposes a Unicode character. */
29 int (*decomposer) (ucs4_t uc, ucs4_t *decomposition);
30 /* Function that combines two Unicode characters, a starter and another
32 ucs4_t (*composer) (ucs4_t uc1, ucs4_t uc2);
33 /* Decomposing variant. */
34 const struct unicode_normalization_form *decomposing_variant;