1 /* $OpenBSD: string.h,v 1.34 2024/08/03 20:13:23 guenther 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 <sys/_null.h> 40 #include <sys/_types.h> 41 42 /* 43 * POSIX mandates that certain string functions not present in ISO C 44 * be prototyped in strings.h. Historically, we've included them here. 45 */ 46 #if __BSD_VISIBLE 47 #include <strings.h> 48 #endif 49 50 #ifndef _SIZE_T_DEFINED_ 51 #define _SIZE_T_DEFINED_ 52 typedef __size_t size_t; 53 #endif 54 55 #if __POSIX_VISIBLE >= 200809 56 #ifndef _LOCALE_T_DEFINED_ 57 #define _LOCALE_T_DEFINED_ 58 typedef void *locale_t; 59 #endif 60 #endif 61 62 __BEGIN_DECLS 63 void *memchr(const void *, int, size_t); 64 int memcmp(const void *, const void *, size_t); 65 void *memcpy(void *__restrict, const void *__restrict, size_t) 66 __attribute__ ((__bounded__(__buffer__,1,3))) 67 __attribute__ ((__bounded__(__buffer__,2,3))); 68 void *memmove(void *, const void *, size_t) 69 __attribute__ ((__bounded__(__buffer__,1,3))) 70 __attribute__ ((__bounded__(__buffer__,2,3))); 71 void *memset(void *, int, size_t) 72 __attribute__ ((__bounded__(__buffer__,1,3))); 73 char *strcat(char *__restrict, const char *__restrict); 74 char *strchr(const char *, int); 75 int strcmp(const char *, const char *); 76 int strcoll(const char *, const char *); 77 char *strcpy(char *__restrict, const char *__restrict); 78 size_t strcspn(const char *, const char *); 79 char *strerror(int); 80 size_t strlen(const char *); 81 char *strncat(char *__restrict, const char *__restrict, size_t) 82 __attribute__ ((__bounded__(__string__,1,3))); 83 int strncmp(const char *, const char *, size_t); 84 char *strncpy(char *__restrict, const char *__restrict, size_t) 85 __attribute__ ((__bounded__(__string__,1,3))); 86 char *strpbrk(const char *, const char *); 87 char *strrchr(const char *, int); 88 size_t strspn(const char *, const char *); 89 char *strstr(const char *, const char *); 90 char *strtok(char *__restrict, const char *__restrict); 91 char *strtok_r(char *__restrict, const char *__restrict, char **__restrict); 92 size_t strxfrm(char *__restrict, const char *__restrict, size_t) 93 __attribute__ ((__bounded__(__string__,1,3))); 94 95 #if __XPG_VISIBLE 96 void *memccpy(void *__restrict, const void *__restrict, int, size_t) 97 __attribute__ ((__bounded__(__buffer__,1,4))); 98 #endif 99 100 #if __POSIX_VISIBLE >= 200112 101 int strerror_r(int, char *, size_t) 102 __attribute__ ((__bounded__(__string__,2,3))); 103 #endif 104 105 #if __XPG_VISIBLE >= 420 || __POSIX_VISIBLE >= 200809 106 char *strdup(const char *); 107 #endif 108 109 #if __POSIX_VISIBLE >= 200809 110 char *stpcpy(char *__restrict, const char *__restrict); 111 char *stpncpy(char *__restrict, const char *__restrict, size_t); 112 int strcoll_l(const char *, const char *, locale_t); 113 char *strerror_l(int, locale_t); 114 char *strndup(const char *, size_t); 115 size_t strnlen(const char *, size_t); 116 char *strsignal(int); 117 size_t strxfrm_l(char *__restrict, const char *__restrict, size_t, locale_t) 118 __attribute__ ((__bounded__(__string__,1,3))); 119 #endif 120 121 #if __POSIX_VISIBLE >= 202405 || __BSD_VISIBLE 122 void *memmem(const void *, size_t, const void *, size_t); 123 size_t strlcat(char *__restrict, const char *__restrict, size_t) 124 __attribute__ ((__bounded__(__string__,1,3))); 125 size_t strlcpy(char *__restrict, const char *__restrict, size_t) 126 __attribute__ ((__bounded__(__string__,1,3))); 127 #endif 128 129 #if __BSD_VISIBLE 130 void explicit_bzero(void *, size_t) 131 __attribute__ ((__bounded__(__buffer__,1,2))); 132 void *memrchr(const void *, int, size_t); 133 char *strcasestr(const char *, const char *); 134 void strmode(__mode_t, char *); 135 char *strsep(char **, const char *); 136 int timingsafe_bcmp(const void *, const void *, size_t); 137 int timingsafe_memcmp(const void *, const void *, size_t); 138 #endif 139 __END_DECLS 140 141 #endif /* _STRING_H_ */ 142