1 /* $OpenBSD: string.h,v 1.30 2015/11/20 23:40:32 millert Exp $ */ 2 /* $NetBSD: string.h,v 1.6 1994/10/26 00:56:30 cgd Exp $ */ 3 4 /*- 5 * Copyright (c) 1990 The Regents of the University of California. 6 * 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 * @(#)string.h 5.10 (Berkeley) 3/9/91 33 */ 34 35 #ifndef _STRING_H_ 36 #define _STRING_H_ 37 38 #include <sys/cdefs.h> 39 #include <machine/_types.h> 40 41 /* 42 * POSIX mandates that certain string functions not present in ISO C 43 * be prototyped in strings.h. Historically, we've included them here. 44 */ 45 #if __BSD_VISIBLE 46 #include <strings.h> 47 #endif 48 49 #ifndef _SIZE_T_DEFINED_ 50 #define _SIZE_T_DEFINED_ 51 typedef __size_t size_t; 52 #endif 53 54 #ifndef NULL 55 #ifdef __GNUG__ 56 #define NULL __null 57 #elif defined(__cplusplus) 58 #define NULL 0L 59 #else 60 #define NULL ((void *)0) 61 #endif 62 #endif 63 64 __BEGIN_DECLS 65 void *memchr(const void *, int, size_t); 66 int memcmp(const void *, const void *, size_t); 67 void *memcpy(void *__restrict, const void *__restrict, size_t) 68 __attribute__ ((__bounded__(__buffer__,1,3))) 69 __attribute__ ((__bounded__(__buffer__,2,3))); 70 void *memmove(void *, const void *, size_t) 71 __attribute__ ((__bounded__(__buffer__,1,3))) 72 __attribute__ ((__bounded__(__buffer__,2,3))); 73 void *memset(void *, int, size_t) 74 __attribute__ ((__bounded__(__buffer__,1,3))); 75 char *strcat(char *__restrict, const char *__restrict); 76 char *strchr(const char *, int); 77 int strcmp(const char *, const char *); 78 int strcoll(const char *, const char *); 79 char *strcpy(char *__restrict, const char *__restrict); 80 size_t strcspn(const char *, const char *); 81 char *strerror(int); 82 size_t strlen(const char *); 83 char *strncat(char *__restrict, const char *__restrict, size_t) 84 __attribute__ ((__bounded__(__string__,1,3))); 85 int strncmp(const char *, const char *, size_t); 86 char *strncpy(char *__restrict, const char *__restrict, size_t) 87 __attribute__ ((__bounded__(__string__,1,3))); 88 char *strpbrk(const char *, const char *); 89 char *strrchr(const char *, int); 90 size_t strspn(const char *, const char *); 91 char *strstr(const char *, const char *); 92 char *strtok(char *__restrict, const char *__restrict); 93 char *strtok_r(char *__restrict, const char *__restrict, char **__restrict); 94 size_t strxfrm(char *__restrict, const char *__restrict, size_t) 95 __attribute__ ((__bounded__(__string__,1,3))); 96 97 #if __XPG_VISIBLE 98 void *memccpy(void *__restrict, const void *__restrict, int, size_t) 99 __attribute__ ((__bounded__(__buffer__,1,4))); 100 #endif 101 102 #if __POSIX_VISIBLE >= 200112 103 int strerror_r(int, char *, size_t) 104 __attribute__ ((__bounded__(__string__,2,3))); 105 #endif 106 107 #if __XPG_VISIBLE >= 420 || __POSIX_VISIBLE >= 200809 108 char *strdup(const char *); 109 #endif 110 111 #if __POSIX_VISIBLE >= 200809 112 char *stpcpy(char *__restrict, const char *__restrict); 113 char *stpncpy(char *__restrict, const char *__restrict, size_t); 114 char *strndup(const char *, size_t); 115 size_t strnlen(const char *, size_t); 116 char *strsignal(int); 117 #endif 118 119 #if __BSD_VISIBLE 120 void explicit_bzero(void *, size_t) 121 __attribute__ ((__bounded__(__buffer__,1,2))); 122 void *memmem(const void *, size_t, const void *, size_t); 123 void *memrchr(const void *, int, size_t); 124 char *strcasestr(const char *, const char *); 125 size_t strlcat(char *, const char *, size_t) 126 __attribute__ ((__bounded__(__string__,1,3))); 127 size_t strlcpy(char *, const char *, size_t) 128 __attribute__ ((__bounded__(__string__,1,3))); 129 void strmode(int, char *); 130 char *strsep(char **, const char *); 131 int timingsafe_bcmp(const void *, const void *, size_t); 132 int timingsafe_memcmp(const void *, const void *, size_t); 133 #endif 134 __END_DECLS 135 136 #endif /* _STRING_H_ */ 137