Clean up more #include files. Create an internal __boolean_t so two or
[dragonfly.git] / sys / sys / libkern.h
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1/*-
2 * Copyright (c) 1992, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 * @(#)libkern.h 8.1 (Berkeley) 6/10/93
34 * $FreeBSD: src/sys/sys/libkern.h,v 1.20.2.2 2001/09/30 21:12:54 luigi Exp $
03d6a592 35 * $DragonFly: src/sys/sys/libkern.h,v 1.8 2006/05/21 03:43:47 dillon Exp $
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36 */
37
38#ifndef _SYS_LIBKERN_H_
39#define _SYS_LIBKERN_H_
40
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41#if !defined(_KERNEL)
42#error "This file should not be included by userland programs."
43#else
44
45#ifndef _SYS_CDEFS_H_
984263bc 46#include <sys/cdefs.h>
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47#endif
48#ifndef _SYS_TYPES_H_
984263bc 49#include <sys/types.h>
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50#endif
51#ifndef _SYS_SYSTM_H_
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52#include <sys/systm.h>
53#endif
54
55/* BCD conversions. */
56extern u_char const bcd2bin_data[];
57extern u_char const bin2bcd_data[];
58extern char const hex2ascii_data[];
59
60#define bcd2bin(bcd) (bcd2bin_data[bcd])
61#define bin2bcd(bin) (bin2bcd_data[bin])
62#define hex2ascii(hex) (hex2ascii_data[hex])
63
64static __inline int imax(int a, int b) { return (a > b ? a : b); }
65static __inline int imin(int a, int b) { return (a < b ? a : b); }
66static __inline long lmax(long a, long b) { return (a > b ? a : b); }
67static __inline long lmin(long a, long b) { return (a < b ? a : b); }
68static __inline u_int max(u_int a, u_int b) { return (a > b ? a : b); }
69static __inline u_int min(u_int a, u_int b) { return (a < b ? a : b); }
70static __inline quad_t qmax(quad_t a, quad_t b) { return (a > b ? a : b); }
71static __inline quad_t qmin(quad_t a, quad_t b) { return (a < b ? a : b); }
72static __inline u_long ulmax(u_long a, u_long b) { return (a > b ? a : b); }
73static __inline u_long ulmin(u_long a, u_long b) { return (a < b ? a : b); }
74
75/* Prototypes for non-quad routines. */
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76u_int32_t arc4random (void);
77int bcmp (const void *, const void *, size_t);
984263bc 78#ifndef HAVE_INLINE_FFS
b153f746 79int ffs (int);
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80#endif
81#ifndef HAVE_INLINE_FLS
b153f746 82int fls (int);
984263bc 83#endif
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84int locc (int, char *, u_int);
85void qsort (void *base, size_t nmemb, size_t size,
86 int (*compar)(const void *, const void *));
87u_long random (void);
88char *index (const char *, int);
89char *rindex (const char *, int);
90int scanc (u_int, const u_char *, const u_char *, int);
91int skpc (int, int, char *);
92void srandom (u_long);
0400eaad 93char *strcat (char * __restrict, const char * __restrict);
b153f746 94int strcmp (const char *, const char *);
0400eaad 95char *strcpy (char * __restrict, const char * __restrict);
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96size_t strlcat (char *, const char *, size_t);
97size_t strlcpy (char *, const char *, size_t);
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98size_t strlen (const char *);
99int strncmp (const char *, const char *, size_t);
0400eaad 100char *strncpy (char * __restrict, const char * __restrict, size_t);
0640b3c2 101int _fnmatch(const char *, const char *, int, int);
984263bc 102
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103static __inline int
104fnmatch(const char *pattern, const char *string, int flags)
105{
106 return(_fnmatch(pattern, string, flags, 0));
107}
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108
109static __inline int
110memcmp(const void *b1, const void *b2, size_t len)
111{
112 return (bcmp(b1, b2, len));
113}
114
115static __inline void *
116memset(void *b, int c, size_t len)
117{
118 char *bb;
119
120 if (c == 0)
121 bzero(b, len);
122 else
123 for (bb = (char *)b; len--; )
124 *bb++ = c;
125 return (b);
126}
127
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128/* fnmatch() return values. */
129#define FNM_NOMATCH 1 /* Match failed. */
130
131/* fnmatch() flags. */
132#define FNM_NOESCAPE 0x01 /* Disable backslash escaping. */
133#define FNM_PATHNAME 0x02 /* Slash must be matched by slash. */
134#define FNM_PERIOD 0x04 /* Period must be matched by period. */
135#define FNM_LEADING_DIR 0x08 /* Ignore /<tail> after Imatch. */
136#define FNM_CASEFOLD 0x10 /* Case insensitive search. */
137#define FNM_IGNORECASE FNM_CASEFOLD
138#define FNM_FILE_NAME FNM_PATHNAME
139
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140#endif /* _KERNEL */
141#endif /* !_SYS_LIBKERN_H_ */