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