Annotation of kernel/bsd/libkern/libkern.h, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
                      3:  *
                      4:  * @APPLE_LICENSE_HEADER_START@
                      5:  * 
                      6:  * Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
                      7:  * Reserved.  This file contains Original Code and/or Modifications of
                      8:  * Original Code as defined in and that are subject to the Apple Public
                      9:  * Source License Version 1.1 (the "License").  You may not use this file
                     10:  * except in compliance with the License.  Please obtain a copy of the
                     11:  * License at http://www.apple.com/publicsource and read it before using
                     12:  * this file.
                     13:  * 
                     14:  * The Original Code and all software distributed under the License are
                     15:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
                     16:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
                     17:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
                     18:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
                     19:  * License for the specific language governing rights and limitations
                     20:  * under the License.
                     21:  * 
                     22:  * @APPLE_LICENSE_HEADER_END@
                     23:  */
                     24: 
                     25: /*-
                     26:  * Copyright (c) 1992, 1993
                     27:  *     The Regents of the University of California.  All rights reserved.
                     28:  *
                     29:  * Redistribution and use in source and binary forms, with or without
                     30:  * modification, are permitted provided that the following conditions
                     31:  * are met:
                     32:  * 1. Redistributions of source code must retain the above copyright
                     33:  *    notice, this list of conditions and the following disclaimer.
                     34:  * 2. Redistributions in binary form must reproduce the above copyright
                     35:  *    notice, this list of conditions and the following disclaimer in the
                     36:  *    documentation and/or other materials provided with the distribution.
                     37:  * 3. All advertising materials mentioning features or use of this software
                     38:  *    must display the following acknowledgement:
                     39:  *     This product includes software developed by the University of
                     40:  *     California, Berkeley and its contributors.
                     41:  * 4. Neither the name of the University nor the names of its contributors
                     42:  *    may be used to endorse or promote products derived from this software
                     43:  *    without specific prior written permission.
                     44:  *
                     45:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     46:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     47:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     48:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     49:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     50:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     51:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     52:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     53:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     54:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     55:  * SUCH DAMAGE.
                     56:  *
                     57:  *     @(#)libkern.h   8.1 (Berkeley) 6/10/93
                     58:  */
                     59: 
                     60: #ifndef _LIBKERN_LIBKERN_H_
                     61: #define _LIBKERN_LIBKERN_H_
                     62: 
                     63: #include <sys/types.h>
                     64: 
                     65: static inline int
                     66: imax(a, b)
                     67:        int a, b;
                     68: {
                     69:        return (a > b ? a : b);
                     70: }
                     71: static inline int
                     72: imin(a, b)
                     73:        int a, b;
                     74: {
                     75:        return (a < b ? a : b);
                     76: }
                     77: static inline long
                     78: lmax(a, b)
                     79:        long a, b;
                     80: {
                     81:        return (a > b ? a : b);
                     82: }
                     83: static inline long
                     84: lmin(a, b)
                     85:        long a, b;
                     86: {
                     87:        return (a < b ? a : b);
                     88: }
                     89: static inline u_int
                     90: max(a, b)
                     91:        u_int a, b;
                     92: {
                     93:        return (a > b ? a : b);
                     94: }
                     95: static inline u_int
                     96: min(a, b)
                     97:        u_int a, b;
                     98: {
                     99:        return (a < b ? a : b);
                    100: }
                    101: static inline u_long
                    102: ulmax(a, b)
                    103:        u_long a, b;
                    104: {
                    105:        return (a > b ? a : b);
                    106: }
                    107: static inline u_long
                    108: ulmin(a, b)
                    109:        u_long a, b;
                    110: {
                    111:        return (a < b ? a : b);
                    112: }
                    113: 
                    114: /* Prototypes for non-quad routines. */
                    115: 
                    116: int            bcmp __P((const void *, const void *, size_t));
                    117: 
                    118: int            ffs __P((int));
                    119: int            locc __P((int, char *, u_int));
                    120: u_long random __P((void));
                    121: int            scanc __P((u_int, u_char *, u_char *, int));
                    122: int            skpc __P((int, int, char *));
                    123: 
                    124: char   *rindex __P((const char *, int));
                    125: char   *strcat __P((char *, const char *));
                    126: char   *strncat __P((char *, const char *, size_t));
                    127: char   *strchr __P((const char *, int));
                    128: char   *strrchr __P((const char *, int));
                    129: int            strcmp __P((const char *, const char *));
                    130: int            strncmp __P((const char *, const char *, size_t));
                    131: char   *strcpy __P((char *, const char *));
                    132: char   *strncpy __P((char *, const char *, size_t));
                    133: size_t strlen __P((const char *));
                    134: char   *strstr __P((const char *, const char *));
                    135: long   strtol __P((const char*, char **, int));
                    136: u_long strtoul __P((const char *, char **, int));
                    137: 
                    138: void   *memchr __P((const void *, int, size_t));
                    139: void   *memcpy __P((void *, const void *, size_t));
                    140: void   *memmove __P((void *, const void *, size_t));
                    141: int            memcmp __P((const void *, const void *, size_t));
                    142: void   *memset __P((void *, int, size_t));
                    143: 
                    144: #endif /* _LIBKERN_LIBKERN_H_ */

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