Annotation of sys/lib/libkern/libkern.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: libkern.h,v 1.24 2007/05/04 22:17:30 deraadt Exp $ */
! 2: /* $NetBSD: libkern.h,v 1.7 1996/03/14 18:52:08 christos Exp $ */
! 3:
! 4: /*-
! 5: * Copyright (c) 1992, 1993
! 6: * The Regents of the University of California. All rights reserved.
! 7: *
! 8: * Redistribution and use in source and binary forms, with or without
! 9: * modification, are permitted provided that the following conditions
! 10: * are met:
! 11: * 1. Redistributions of source code must retain the above copyright
! 12: * notice, this list of conditions and the following disclaimer.
! 13: * 2. Redistributions in binary form must reproduce the above copyright
! 14: * notice, this list of conditions and the following disclaimer in the
! 15: * documentation and/or other materials provided with the distribution.
! 16: * 3. Neither the name of the University nor the names of its contributors
! 17: * may be used to endorse or promote products derived from this software
! 18: * without specific prior written permission.
! 19: *
! 20: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
! 21: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 22: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
! 23: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
! 24: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 25: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
! 26: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 27: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 28: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 29: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 30: * SUCH DAMAGE.
! 31: *
! 32: * @(#)libkern.h 8.1 (Berkeley) 6/10/93
! 33: */
! 34:
! 35: #ifndef __LIBKERN_H__
! 36: #define __LIBKERN_H__
! 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(int, int);
! 47: LIBKERN_INLINE int imin(int, int);
! 48: LIBKERN_INLINE u_int max(u_int, u_int);
! 49: LIBKERN_INLINE u_int min(u_int, u_int);
! 50: LIBKERN_INLINE long lmax(long, long);
! 51: LIBKERN_INLINE long lmin(long, long);
! 52: LIBKERN_INLINE u_long ulmax(u_long, u_long);
! 53: LIBKERN_INLINE u_long ulmin(u_long, u_long);
! 54: LIBKERN_INLINE int abs(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: #ifdef NDEBUG /* tradition! */
! 115: #define assert(e) ((void)0)
! 116: #else
! 117: #ifdef __STDC__
! 118: #define assert(e) ((e) ? (void)0 : \
! 119: __assert("", __FILE__, __LINE__, #e))
! 120: #else
! 121: #define assert(e) ((e) ? (void)0 : \
! 122: __assert("", __FILE__, __LINE__, "e"))
! 123: #endif
! 124: #endif
! 125:
! 126: #ifndef DIAGNOSTIC
! 127: #define KASSERT(e) ((void)0)
! 128: #else
! 129: #ifdef __STDC__
! 130: #define KASSERT(e) ((e) ? (void)0 : \
! 131: __assert("diagnostic ", __FILE__, __LINE__, #e))
! 132: #else
! 133: #define KASSERT(e) ((e) ? (void)0 : \
! 134: __assert("diagnostic ", __FILE__, __LINE__, "e"))
! 135: #endif
! 136: #endif
! 137:
! 138: #ifndef DEBUG
! 139: #define KDASSERT(e) ((void)0)
! 140: #else
! 141: #ifdef __STDC__
! 142: #define KDASSERT(e) ((e) ? (void)0 : \
! 143: __assert("debugging ", __FILE__, __LINE__, #e))
! 144: #else
! 145: #define KDASSERT(e) ((e) ? (void)0 : \
! 146: __assert("debugging ", __FILE__, __LINE__, "e"))
! 147: #endif
! 148: #endif
! 149:
! 150: /* Prototypes for non-quad routines. */
! 151: void __assert(const char *, const char *, int, const char *)
! 152: __attribute__ ((__noreturn__));
! 153: int bcmp(const void *, const void *, size_t);
! 154: void bzero(void *, size_t);
! 155: int ffs(int);
! 156: void *memchr(const void *, int, size_t);
! 157: int memcmp(const void *, const void *, size_t);
! 158: u_long random(void);
! 159: void srandom(u_long);
! 160: int scanc(u_int, const u_char *, const u_char [], int);
! 161: int skpc(int, size_t, u_char *);
! 162: size_t strlen(const char *);
! 163: char *strncpy(char *, const char *, size_t)
! 164: __attribute__ ((__bounded__(__string__,1,3)));
! 165: size_t strlcpy(char *, const char *, size_t)
! 166: __attribute__ ((__bounded__(__string__,1,3)));
! 167: size_t strlcat(char *, const char *, size_t)
! 168: __attribute__ ((__bounded__(__string__,1,3)));
! 169: int strcmp(const char *, const char *);
! 170: int strncmp(const char *, const char *, size_t);
! 171: int strncasecmp(const char *, const char *, size_t);
! 172: int getsn(char *, int);
! 173: char *strchr(const char *, int);
! 174: char *strrchr(const char *, int);
! 175:
! 176: #endif /* __LIBKERN_H__ */
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