1 /* $NetBSD: string.h,v 1.57 2024/11/02 02:43:48 riastradh Exp $ */ 2 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 * @(#)string.h 8.1 (Berkeley) 6/2/93 32 */ 33 34 #ifndef _STRING_H_ 35 #define _STRING_H_ 36 #include <machine/ansi.h> 37 38 #ifdef _BSD_SIZE_T_ 39 typedef _BSD_SIZE_T_ size_t; 40 #undef _BSD_SIZE_T_ 41 #endif 42 43 #include <sys/null.h> 44 45 #include <sys/cdefs.h> 46 #include <sys/featuretest.h> 47 48 #if (_POSIX_C_SOURCE - 0) >= 200809L || defined(_NETBSD_SOURCE) 49 # ifndef __LOCALE_T_DECLARED 50 typedef struct _locale *locale_t; 51 # define __LOCALE_T_DECLARED 52 # endif 53 #endif /* _POSIX_C_SOURCE || _NETBSD_SOURCE */ 54 55 __BEGIN_DECLS 56 #if defined(_XOPEN_SOURCE) || defined(_NETBSD_SOURCE) 57 void *memccpy(void *, const void *, int, size_t); 58 #endif /* _XOPEN_SOURCE || _NETBSD_SOURCE */ 59 void *memchr(const void *, int, size_t); 60 int memcmp(const void *, const void *, size_t); 61 void *memcpy(void * __restrict, const void * __restrict, size_t); 62 #if (_POSIX_C_SOURCE - 0 >= 202405L) || defined(_NETBSD_SOURCE) 63 void *memmem(const void *, size_t, const void *, size_t); 64 #endif /* _POSIX_C_SOURCE || _NETBSD_SOURCE */ 65 void *memmove(void *, const void *, size_t); 66 void *memset(void *, int, size_t); 67 #if (__STDC_VERSION__ - 0 >= 202311L) || defined(_ISOC23_SOURCE) || \ 68 defined(_NETBSD_SOURCE) 69 void *memset_explicit(void *, int, size_t); 70 #endif 71 #if (_POSIX_C_SOURCE - 0 >= 200809L) || defined(_NETBSD_SOURCE) 72 char *stpcpy(char * __restrict, const char * __restrict); 73 char *stpncpy(char * __restrict, const char * __restrict, size_t); 74 #endif /* _POSIX_C_SOURCE || _NETBSD_SOURCE */ 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 #if (_POSIX_C_SOURCE - 0) >= 200809L || defined(_NETBSD_SOURCE) 80 int strcoll_l(const char *, const char *, locale_t); 81 #endif /* _POSIX_C_SOURCE || _NETBSD_SOURCE */ 82 char *strcpy(char * __restrict, const char * __restrict); 83 size_t strcspn(const char *, const char *); 84 #if (_POSIX_C_SOURCE - 0 >= 200809L) || defined(_XOPEN_SOURCE) || \ 85 defined(_NETBSD_SOURCE) 86 char *strdup(const char *); 87 #endif /* _POSIX_C_SOURCE || _XOPEN_SOURCE || _NETBSD_SOURCE */ 88 __aconst char *strerror(int); 89 #if (_POSIX_C_SOURCE - 0) >= 200809L || defined(_NETBSD_SOURCE) 90 __aconst char *strerror_l(int, locale_t); 91 #endif /* _POSIX_C_SOURCE || _NETBSD_SOURCE */ 92 #if (_POSIX_C_SOURCE - 0 >= 200112L) || \ 93 defined(_REENTRANT) || defined(_NETBSD_SOURCE) 94 int strerror_r(int, char *, size_t); 95 #endif /* _POSIX_C_SOURCE || _REENTRANT || _NETBSD_SOURCE */ 96 #if (_POSIX_C_SOURCE - 0 >= 202405L) || defined(_NETBSD_SOURCE) 97 size_t strlcat(char * __restrict, const char * __restrict, size_t); 98 size_t strlcpy(char * __restrict, const char * __restrict, size_t); 99 #endif /* _POSIX_C_SOURCE || _NETBSD_SOURCE */ 100 size_t strlen(const char *); 101 char *strncat(char * __restrict, const char * __restrict, size_t); 102 int strncmp(const char *, const char *, size_t); 103 char *strncpy(char * __restrict, const char * __restrict, size_t); 104 #if (_POSIX_C_SOURCE - 0 >= 200809L) || defined(_NETBSD_SOURCE) 105 char *strndup(const char *, size_t); 106 size_t strnlen(const char *, size_t); 107 #endif /* _POSIX_C_SOURCE || _NETBSD_SOURCE */ 108 char *strpbrk(const char *, const char *); 109 char *strrchr(const char *, int); 110 #if (_POSIX_C_SOURCE - 0 >= 200809L) || defined(_NETBSD_SOURCE) 111 #ifndef __STRSIGNAL_DECLARED 112 #define __STRSIGNAL_DECLARED 113 /* also in unistd.h */ 114 __aconst char *strsignal(int); 115 #endif /* __STRSIGNAL_DECLARED */ 116 #endif 117 size_t strspn(const char *, const char *); 118 char *strstr(const char *, const char *); 119 char *strtok(char * __restrict, const char * __restrict); 120 #if (_POSIX_C_SOURCE - 0 >= 200112L) || \ 121 defined(_REENTRANT) || defined(_NETBSD_SOURCE) 122 char *strtok_r(char *, const char *, char **); 123 #endif /* _POSIX_C_SOURCE || _REENTRANT || _NETBSD_SOURCE */ 124 size_t strxfrm(char * __restrict, const char * __restrict, size_t); 125 #if (_POSIX_C_SOURCE - 0) >= 200809L || defined(_NETBSD_SOURCE) 126 size_t strxfrm_l(char * __restrict, const char * __restrict, size_t, 127 locale_t); 128 #endif /* _POSIX_C_SOURCE || _NETBSD_SOURCE */ 129 __END_DECLS 130 131 #if defined(_NETBSD_SOURCE) 132 #include <strings.h> /* for backwards-compatibility */ 133 __BEGIN_DECLS 134 char *strcasestr(const char *, const char *); 135 char *strchrnul(const char *, int); 136 char *strsep(char **, const char *); 137 char *stresep(char **, const char *, int); 138 char *strnstr(const char *, const char *, size_t); 139 void *memrchr(const void *, int, size_t); 140 void *mempcpy(void * __restrict, const void * __restrict, size_t); 141 void *explicit_memset(void *, int, size_t); 142 int consttime_memequal(const void *, const void *, size_t); 143 __END_DECLS 144 #endif /* _NETBSD_SOURCE */ 145 146 #if _FORTIFY_SOURCE > 0 147 #include <ssp/string.h> 148 #endif 149 #endif /* !defined(_STRING_H_) */ 150