include/string.h

   1 /*      $NetBSD: string.h,v 1.49 2014/09/24 18:16:36 christos 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 __BEGIN_DECLS
  49 void    *memchr(const void *, int, size_t);
  50 int      memcmp(const void *, const void *, size_t);
  51 void    *memcpy(void * __restrict, const void * __restrict, size_t);
  52 void    *memmove(void *, const void *, size_t);
  53 void    *memset(void *, int, size_t);
  54 char    *strcat(char * __restrict, const char * __restrict);
  55 char    *strchr(const char *, int);
  56 int      strcmp(const char *, const char *);
  57 int      strcoll(const char *, const char *);
  58 char    *strcpy(char * __restrict, const char * __restrict);
  59 size_t   strcspn(const char *, const char *);
  60 __aconst char *strerror(int);
  61 size_t   strlen(const char *);
  62 char    *strncat(char * __restrict, const char * __restrict, size_t);
  63 int      strncmp(const char *, const char *, size_t);
  64 char    *strncpy(char * __restrict, const char * __restrict, size_t);
  65 char    *strpbrk(const char *, const char *);
  66 char    *strrchr(const char *, int);
  67 size_t   strspn(const char *, const char *);
  68 char    *strstr(const char *, const char *);
  69 char    *strtok(char * __restrict, const char * __restrict);
  70 #if (_POSIX_C_SOURCE - 0 >= 199506L) || (_XOPEN_SOURCE - 0 >= 500) || \
  71     defined(_REENTRANT) || defined(_NETBSD_SOURCE)
  72 char    *strtok_r(char *, const char *, char **);
  73 int      strerror_r(int, char *, size_t);
  74 #endif /* _POSIX_C_SOURCE >= 199506 || XOPEN_SOURCE >= 500 || ... */
  75 size_t   strxfrm(char * __restrict, const char * __restrict, size_t);
  76
  77 #if defined(_XOPEN_SOURCE) || defined(_NETBSD_SOURCE)
  78 void    *memccpy(void *, const void *, int, size_t);
  79 char    *strdup(const char *);
  80 #endif
  81
  82 #if (_POSIX_C_SOURCE - 0 >= 200809L) || (_XOPEN_SOURCE - 0 >= 700) || \
  83     defined(_NETBSD_SOURCE)
  84 char    *stpcpy(char * __restrict, const char * __restrict);
  85 char    *stpncpy(char * __restrict, const char * __restrict, size_t);
  86 size_t  strnlen(const char *, size_t);
  87 #ifndef __STRSIGNAL_DECLARED
  88 #define __STRSIGNAL_DECLARED
  89 /* also in unistd.h */
  90 __aconst char *strsignal(int);
  91 #endif /* __STRSIGNAL_DECLARED */
  92 #endif
  93 __END_DECLS
  94
  95 #if defined(_NETBSD_SOURCE)
  96 #include <strings.h>            /* for backwards-compatibilty */
  97 __BEGIN_DECLS
  98 void    *memmem(const void *, size_t, const void *, size_t);
  99 char    *strcasestr(const char *, const char *);
 100 size_t   strlcat(char *, const char *, size_t);
 101 size_t   strlcpy(char *, const char *, size_t);
 102 char    *strsep(char **, const char *);
 103 char    *stresep(char **, const char *, int);
 104 char    *strndup(const char *, size_t);
 105 char    *strnstr(const char *, const char *, size_t);
 106 void    *memrchr(const void *, int, size_t);
 107 void    *explicit_memset(void *, int, size_t);
 108 int     consttime_memequal(const void *, const void *, size_t);
 109 __END_DECLS
 110 #endif
 111
 112 #if (_POSIX_C_SOURCE - 0) >= 200809L || defined(_NETBSD_SOURCE)
 113 #  ifndef __LOCALE_T_DECLARED
 114 typedef struct _locale          *locale_t;
 115 #  define __LOCALE_T_DECLARED
 116 #  endif
 117 __BEGIN_DECLS
 118 int      strcoll_l(const char *, const char *, locale_t);
 119 size_t   strxfrm_l(char * __restrict, const char * __restrict, size_t, locale_t);
 120 __aconst char *strerror_l(int, locale_t);
 121 __END_DECLS
 122 #endif /* _POSIX_C_SOURCE || _NETBSD_SOURCE */
 123
 124 #if _FORTIFY_SOURCE > 0
 125 #include <ssp/string.h>
 126 #endif
 127 #endif /* !defined(_STRING_H_) */