utils.h revision 1.3 1 1.3 cb /* $NetBSD: utils.h,v 1.3 2003/09/23 17:24:46 cb Exp $ */
2 1.1 elric
3 1.1 elric /*-
4 1.2 elric * Copyright (c) 2002, 2003 The NetBSD Foundation, Inc.
5 1.1 elric * All rights reserved.
6 1.1 elric *
7 1.1 elric * This code is derived from software contributed to The NetBSD Foundation
8 1.1 elric * by Roland C. Dowdeswell.
9 1.1 elric *
10 1.1 elric * Redistribution and use in source and binary forms, with or without
11 1.1 elric * modification, are permitted provided that the following conditions
12 1.1 elric * are met:
13 1.1 elric * 1. Redistributions of source code must retain the above copyright
14 1.1 elric * notice, this list of conditions and the following disclaimer.
15 1.1 elric * 2. Redistributions in binary form must reproduce the above copyright
16 1.1 elric * notice, this list of conditions and the following disclaimer in the
17 1.1 elric * documentation and/or other materials provided with the distribution.
18 1.1 elric * 3. All advertising materials mentioning features or use of this software
19 1.1 elric * must display the following acknowledgement:
20 1.1 elric * This product includes software developed by the NetBSD
21 1.1 elric * Foundation, Inc. and its contributors.
22 1.1 elric * 4. Neither the name of The NetBSD Foundation nor the names of its
23 1.1 elric * contributors may be used to endorse or promote products derived
24 1.1 elric * from this software without specific prior written permission.
25 1.1 elric *
26 1.1 elric * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27 1.1 elric * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28 1.1 elric * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29 1.1 elric * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30 1.1 elric * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31 1.1 elric * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32 1.1 elric * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33 1.1 elric * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34 1.1 elric * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35 1.1 elric * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36 1.1 elric * POSSIBILITY OF SUCH DAMAGE.
37 1.1 elric */
38 1.1 elric
39 1.2 elric #ifndef CGDUTILS_H
40 1.2 elric #define CGDUTILS_H
41 1.1 elric
42 1.2 elric #include <stdio.h>
43 1.1 elric
44 1.1 elric #define BITS2BYTES(n) (((n) + 7) / 8)
45 1.2 elric
46 1.2 elric struct string;
47 1.2 elric typedef struct string string_t;
48 1.2 elric
49 1.2 elric struct bits;
50 1.2 elric typedef struct bits bits_t;
51 1.2 elric
52 1.2 elric __BEGIN_DECLS
53 1.2 elric char **words(const char *, int *);
54 1.2 elric void words_free(char **, int);
55 1.2 elric
56 1.2 elric void memxor(void *, const void *, size_t);
57 1.2 elric
58 1.2 elric void free_notnull(void *);
59 1.2 elric
60 1.2 elric string_t *string_new(const char *, int);
61 1.2 elric string_t *string_dup(const string_t *);
62 1.2 elric void string_assign(string_t **, string_t *);
63 1.2 elric void string_free(string_t *);
64 1.2 elric string_t *string_add(const string_t *, const string_t *);
65 1.2 elric string_t *string_add_d(string_t *, string_t *);
66 1.2 elric string_t *string_fromcharstar(const char *);
67 1.2 elric const char *string_tocharstar(const string_t *);
68 1.2 elric string_t *string_fromint(int);
69 1.2 elric
70 1.2 elric void string_fprint(FILE *, const string_t *);
71 1.2 elric
72 1.2 elric bits_t *bits_new(const void *, int);
73 1.2 elric bits_t *bits_dup(const bits_t *);
74 1.2 elric void bits_assign(bits_t **, bits_t *);
75 1.2 elric void bits_free(bits_t *);
76 1.2 elric const void *bits_getbuf(bits_t *);
77 1.2 elric int bits_len(bits_t *);
78 1.3 cb int bits_match(const bits_t *, const bits_t *);
79 1.2 elric
80 1.2 elric bits_t *bits_xor(const bits_t *, const bits_t *);
81 1.2 elric bits_t *bits_xor_d(bits_t *, bits_t *);
82 1.2 elric
83 1.2 elric bits_t *bits_decode(const string_t *);
84 1.2 elric bits_t *bits_decode_d(string_t *);
85 1.2 elric string_t *bits_encode(const bits_t *);
86 1.2 elric string_t *bits_encode_d(bits_t *);
87 1.2 elric
88 1.2 elric bits_t *bits_cget(const char *, int);
89 1.2 elric bits_t *bits_fget(FILE *, int);
90 1.2 elric bits_t *bits_getrandombits(int);
91 1.2 elric
92 1.2 elric void bits_fprint(FILE *, const bits_t *);
93 1.2 elric __END_DECLS
94 1.2 elric
95 1.2 elric #endif
96