1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
|
/* an - Anagram generator
Copyright (C) 2012 Paul Martin <pm@debian.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef BITFIELD_H
#define BITFIELD_H
#include <unicode/uchar.h>
#include <stdint.h>
#include <stdbool.h>
#define BITFIELD_MAX_LENGTH 64
typedef uint64_t bitpattern;
struct bitfield {
int depth;
bitpattern *bits;
};
struct bitfield * make_bitfield(const UChar *word, const UChar *alphabet);
void free_bitfield(struct bitfield *bits);
bool bf_contains(struct bitfield *a, struct bitfield *b);
struct bitfield * bf_subtract(struct bitfield *a, struct bitfield *b);
struct bitfield * bf_normalize(struct bitfield *bf);
UChar *make_alphabet(const UChar *source);
#endif /* BITFIELD_H */
|
