xref: /netbsd-src/sys/lib/libkern/libkern.h (revision 1f2744e6e4915c9da2a3f980279398c4cf7d5e6d)
1 /*	$NetBSD: libkern.h,v 1.3 1994/10/26 06:42:26 cgd Exp $	*/
2 
3 /*-
4  * Copyright (c) 1992, 1993
5  *	The Regents of the University of California.  All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. All advertising materials mentioning features or use of this software
16  *    must display the following acknowledgement:
17  *	This product includes software developed by the University of
18  *	California, Berkeley and its contributors.
19  * 4. Neither the name of the University nor the names of its contributors
20  *    may be used to endorse or promote products derived from this software
21  *    without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33  * SUCH DAMAGE.
34  *
35  *	@(#)libkern.h	8.1 (Berkeley) 6/10/93
36  */
37 
38 #include <sys/types.h>
39 
40 static __inline int
41 imax(a, b)
42 	int a, b;
43 {
44 	return (a > b ? a : b);
45 }
46 static __inline int
47 imin(a, b)
48 	int a, b;
49 {
50 	return (a < b ? a : b);
51 }
52 static __inline long
53 lmax(a, b)
54 	long a, b;
55 {
56 	return (a > b ? a : b);
57 }
58 static __inline long
59 lmin(a, b)
60 	long a, b;
61 {
62 	return (a < b ? a : b);
63 }
64 static __inline u_int
65 max(a, b)
66 	u_int a, b;
67 {
68 	return (a > b ? a : b);
69 }
70 static __inline u_int
71 min(a, b)
72 	u_int a, b;
73 {
74 	return (a < b ? a : b);
75 }
76 static __inline u_long
77 ulmax(a, b)
78 	u_long a, b;
79 {
80 	return (a > b ? a : b);
81 }
82 static __inline u_long
83 ulmin(a, b)
84 	u_long a, b;
85 {
86 	return (a < b ? a : b);
87 }
88 
89 /* Prototypes for non-quad routines. */
90 int	 bcmp __P((const void *, const void *, size_t));
91 int	 ffs __P((int));
92 int	 locc __P((int, char *, u_int));
93 u_long	 random __P((void));
94 char	*rindex __P((const char *, int));
95 int	 scanc __P((u_int, u_char *, u_char *, int));
96 int	 skpc __P((int, int, char *));
97 char	*strcat __P((char *, const char *));
98 char	*strcpy __P((char *, const char *));
99 size_t	 strlen __P((const char *));
100 char	*strncpy __P((char *, const char *, size_t));
101