Home | History | Annotate | Line # | Download | only in libkern
libkern.h revision 1.8 
      1 /*	$NetBSD: libkern.h,v 1.8 1996/06/10 15:33:43 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 #ifndef LIBKERN_INLINE
     41 #define LIBKERN_INLINE	static __inline
     42 #define LIBKERN_BODY
     43 #endif
     44 
     45 
     46 LIBKERN_INLINE int imax __P((int, int));
     47 LIBKERN_INLINE int imin __P((int, int));
     48 LIBKERN_INLINE u_int max __P((u_int, u_int));
     49 LIBKERN_INLINE u_int min __P((u_int, u_int));
     50 LIBKERN_INLINE long lmax __P((long, long));
     51 LIBKERN_INLINE long lmin __P((long, long));
     52 LIBKERN_INLINE u_long ulmax __P((u_long, u_long));
     53 LIBKERN_INLINE u_long ulmin __P((u_long, u_long));
     54 LIBKERN_INLINE int abs __P((int));
     55 
     56 #ifdef LIBKERN_BODY
     57 LIBKERN_INLINE int
     58 imax(a, b)
     59 	int a, b;
     60 {
     61 	return (a > b ? a : b);
     62 }
     63 LIBKERN_INLINE int
     64 imin(a, b)
     65 	int a, b;
     66 {
     67 	return (a < b ? a : b);
     68 }
     69 LIBKERN_INLINE long
     70 lmax(a, b)
     71 	long a, b;
     72 {
     73 	return (a > b ? a : b);
     74 }
     75 LIBKERN_INLINE long
     76 lmin(a, b)
     77 	long a, b;
     78 {
     79 	return (a < b ? a : b);
     80 }
     81 LIBKERN_INLINE u_int
     82 max(a, b)
     83 	u_int a, b;
     84 {
     85 	return (a > b ? a : b);
     86 }
     87 LIBKERN_INLINE u_int
     88 min(a, b)
     89 	u_int a, b;
     90 {
     91 	return (a < b ? a : b);
     92 }
     93 LIBKERN_INLINE u_long
     94 ulmax(a, b)
     95 	u_long a, b;
     96 {
     97 	return (a > b ? a : b);
     98 }
     99 LIBKERN_INLINE u_long
    100 ulmin(a, b)
    101 	u_long a, b;
    102 {
    103 	return (a < b ? a : b);
    104 }
    105 
    106 LIBKERN_INLINE int
    107 abs(j)
    108 	int j;
    109 {
    110 	return(j < 0 ? -j : j);
    111 }
    112 #endif
    113 
    114 /* Prototypes for non-quad routines. */
    115 int	 bcmp __P((const void *, const void *, size_t));
    116 int	 ffs __P((int));
    117 u_long	 random __P((void));
    118 char	*rindex __P((const char *, int));
    119 int	 scanc __P((u_int, u_char *, u_char *, int));
    120 int	 skpc __P((int, size_t, u_char *));
    121 size_t	 strlen __P((const char *));
    122 char	*strcat __P((char *, const char *));
    123 char	*strcpy __P((char *, const char *));
    124 char	*strncpy __P((char *, const char *, size_t));
    125 int	 strcmp __P((const char *, const char *));
    126 int	 strncmp __P((const char *, const char *, size_t));
    127 int	 strncasecmp __P((const char *, const char *, size_t));
    128