NetBSD/sbin/cgdconfig/utils.h

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/* $NetBSD: utils.h,v 1.5 2005/03/30 17:10:18 christos Exp $ */
/*-
* Copyright (c) 2002, 2003 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Roland C. Dowdeswell.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef CGDUTILS_H
#define CGDUTILS_H
#include <stdio.h>
#define BITS2BYTES(n) (((n) + 7) / 8)
struct string;
typedef struct string string_t;
struct bits;
typedef struct bits bits_t;
__BEGIN_DECLS
void *emalloc(size_t);
void *ecalloc(size_t, size_t);
char *estrdup(const char *);
char **words(const char *, int *);
void words_free(char **, int);
void memxor(void *, const void *, size_t);
void free_notnull(void *);
string_t *string_new(const char *, int);
string_t *string_dup(const string_t *);
void string_assign(string_t **, string_t *);
void string_free(string_t *);
string_t *string_add(const string_t *, const string_t *);
string_t *string_add_d(string_t *, string_t *);
string_t *string_fromcharstar(const char *);
const char *string_tocharstar(const string_t *);
string_t *string_fromint(int);
void string_fprint(FILE *, const string_t *);
bits_t *bits_new(const void *, int);
bits_t *bits_dup(const bits_t *);
void bits_assign(bits_t **, bits_t *);
void bits_free(bits_t *);
const void *bits_getbuf(bits_t *);
int bits_len(bits_t *);
int bits_match(const bits_t *, const bits_t *);
bits_t *bits_xor(const bits_t *, const bits_t *);
bits_t *bits_xor_d(bits_t *, bits_t *);
bits_t *bits_decode(const string_t *);
bits_t *bits_decode_d(string_t *);
string_t *bits_encode(const bits_t *);
string_t *bits_encode_d(bits_t *);
bits_t *bits_cget(const char *, int);
bits_t *bits_fget(FILE *, int);
bits_t *bits_getrandombits(int, int);
void bits_fprint(FILE *, const bits_t *);
__END_DECLS
#endif