1 /*- 2 * SPDX-License-Identifier: BSD-3-Clause 3 * 4 * Copyright (c) 1990, 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. Neither the name of the University nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 32 #ifndef _STRING_H_ 33 #define _STRING_H_ 34 35 #include <sys/cdefs.h> 36 #include <sys/_null.h> 37 #include <sys/_types.h> 38 39 /* 40 * Prototype functions which were historically defined in <string.h>, but 41 * are required by POSIX to be prototyped in <strings.h>. 42 */ 43 #if __BSD_VISIBLE 44 #include <strings.h> 45 #endif 46 47 #ifndef _SIZE_T_DECLARED 48 typedef __size_t size_t; 49 #define _SIZE_T_DECLARED 50 #endif 51 52 #if !defined(_STANDALONE) && defined(_FORTIFY_SOURCE) && _FORTIFY_SOURCE > 0 53 #include <ssp/string.h> 54 #endif 55 56 __BEGIN_DECLS 57 #if __XSI_VISIBLE >= 600 || __ISO_C_VISIBLE >= 2023 58 void *memccpy(void * __restrict, const void * __restrict, int, size_t); 59 #endif 60 void *memchr(const void *, int, size_t) __pure; 61 #if __BSD_VISIBLE 62 void *memrchr(const void *, int, size_t) __pure; 63 #endif 64 int memcmp(const void *, const void *, size_t) __pure; 65 void *(memcpy)(void * __restrict, const void * __restrict, size_t); 66 #if __BSD_VISIBLE 67 void *memmem(const void *, size_t, const void *, size_t) __pure; 68 #endif 69 void *(memmove)(void *, const void *, size_t); 70 #if __BSD_VISIBLE 71 void *(mempcpy)(void * __restrict, const void * __restrict, size_t); 72 #endif 73 void *(memset)(void *, int, size_t); 74 #if __BSD_VISIBLE || __ISO_C_VISIBLE >= 2023 75 void *memset_explicit(void *, int, size_t); 76 #endif 77 #if __POSIX_VISIBLE >= 200809 78 char *(stpcpy)(char * __restrict, const char * __restrict); 79 char *(stpncpy)(char * __restrict, const char * __restrict, size_t); 80 #endif 81 #if __BSD_VISIBLE 82 char *strcasestr(const char *, const char *) __pure; 83 #endif 84 char *(strcat)(char * __restrict, const char * __restrict); 85 char *strchr(const char *, int) __pure; 86 #if __BSD_VISIBLE 87 char *strchrnul(const char*, int) __pure; 88 int strverscmp(const char *, const char *) __pure; 89 #endif 90 int strcmp(const char *, const char *) __pure; 91 int strcoll(const char *, const char *); 92 char *(strcpy)(char * __restrict, const char * __restrict); 93 size_t strcspn(const char *, const char *) __pure; 94 #if __POSIX_VISIBLE >= 200112 || __XSI_VISIBLE || __ISO_C_VISIBLE >= 2023 95 char *strdup(const char *) __malloc_like; 96 #endif 97 char *strerror(int); 98 #if __POSIX_VISIBLE >= 200112 99 int strerror_r(int, char *, size_t); 100 #endif 101 #if __BSD_VISIBLE 102 size_t (strlcat)(char * __restrict, const char * __restrict, size_t); 103 size_t (strlcpy)(char * __restrict, const char * __restrict, size_t); 104 #endif 105 size_t strlen(const char *) __pure; 106 #if __BSD_VISIBLE 107 108 #ifndef _MODE_T_DECLARED 109 typedef __mode_t mode_t; 110 #define _MODE_T_DECLARED 111 #endif 112 113 void strmode(mode_t, char *); 114 #endif 115 char *(strncat)(char * __restrict, const char * __restrict, size_t); 116 int strncmp(const char *, const char *, size_t) __pure; 117 char *(strncpy)(char * __restrict, const char * __restrict, size_t); 118 #if __POSIX_VISIBLE >= 200809 || __ISO_C_VISIBLE >= 2023 119 char *strndup(const char *, size_t) __malloc_like; 120 #endif 121 #if __POSIX_VISIBLE >= 200809 122 size_t strnlen(const char *, size_t) __pure; 123 #endif 124 #if __BSD_VISIBLE 125 char *strnstr(const char *, const char *, size_t) __pure; 126 #endif 127 char *strpbrk(const char *, const char *) __pure; 128 char *strrchr(const char *, int) __pure; 129 #if __BSD_VISIBLE 130 char *strsep(char **, const char *); 131 #endif 132 #if __POSIX_VISIBLE >= 200809 133 char *strsignal(int); 134 #endif 135 size_t strspn(const char *, const char *) __pure; 136 char *strstr(const char *, const char *) __pure; 137 char *strtok(char * __restrict, const char * __restrict); 138 #if __POSIX_VISIBLE >= 199506 || __XSI_VISIBLE >= 500 139 char *strtok_r(char *, const char *, char **); 140 #endif 141 size_t strxfrm(char * __restrict, const char * __restrict, size_t); 142 #if __BSD_VISIBLE 143 144 #ifndef _SWAB_DECLARED 145 #define _SWAB_DECLARED 146 147 #ifndef _SSIZE_T_DECLARED 148 typedef __ssize_t ssize_t; 149 #define _SSIZE_T_DECLARED 150 #endif /* _SIZE_T_DECLARED */ 151 152 void swab(const void * __restrict, void * __restrict, ssize_t); 153 #endif /* _SWAB_DECLARED */ 154 155 int timingsafe_bcmp(const void *, const void *, size_t); 156 int timingsafe_memcmp(const void *, const void *, size_t); 157 #endif /* __BSD_VISIBLE */ 158 159 #if __POSIX_VISIBLE >= 200112 || defined(_XLOCALE_H_) 160 #include <xlocale/_string.h> 161 #endif 162 163 #if __EXT1_VISIBLE 164 165 #ifndef _RSIZE_T_DEFINED 166 #define _RSIZE_T_DEFINED 167 typedef size_t rsize_t; 168 #endif 169 170 #ifndef _ERRNO_T_DEFINED 171 #define _ERRNO_T_DEFINED 172 typedef int errno_t; 173 #endif 174 175 /* ISO/IEC 9899:2011 K.3.7.4.1.1 */ 176 errno_t memset_s(void *, rsize_t, int, rsize_t); 177 #endif /* __EXT1_VISIBLE */ 178 __END_DECLS 179 180 #endif /* _STRING_H_ */ 181