mirror of
https://git.hardenedbsd.org/hardenedbsd/HardenedBSD.git
synced 2024-11-24 17:44:17 +01:00
007871c356
Patterned after explicit_bzero, visible from C23 onwards. Reviewed by: emaste, kevans Differential Revision: https://reviews.freebsd.org/D47286
179 lines
5.7 KiB
C
179 lines
5.7 KiB
C
/*-
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* SPDX-License-Identifier: BSD-3-Clause
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*
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* Copyright (c) 1990, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _STRING_H_
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#define _STRING_H_
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#include <sys/cdefs.h>
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#include <sys/_null.h>
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#include <sys/_types.h>
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/*
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* Prototype functions which were historically defined in <string.h>, but
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* are required by POSIX to be prototyped in <strings.h>.
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*/
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#if __BSD_VISIBLE
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#include <strings.h>
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#endif
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#ifndef _SIZE_T_DECLARED
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typedef __size_t size_t;
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#define _SIZE_T_DECLARED
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#endif
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#if !defined(_STANDALONE) && defined(_FORTIFY_SOURCE) && _FORTIFY_SOURCE > 0
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#include <ssp/string.h>
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#endif
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__BEGIN_DECLS
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#if __XSI_VISIBLE >= 600
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void *memccpy(void * __restrict, const void * __restrict, int, size_t);
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#endif
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void *memchr(const void *, int, size_t) __pure;
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#if __BSD_VISIBLE
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void *memrchr(const void *, int, size_t) __pure;
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#endif
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int memcmp(const void *, const void *, size_t) __pure;
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void *(memcpy)(void * __restrict, const void * __restrict, size_t);
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#if __BSD_VISIBLE
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void *memmem(const void *, size_t, const void *, size_t) __pure;
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#endif
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void *(memmove)(void *, const void *, size_t);
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#if __BSD_VISIBLE
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void *(mempcpy)(void * __restrict, const void * __restrict, size_t);
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#endif
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void *(memset)(void *, int, size_t);
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#if __BSD_VISIBLE || __ISO_C_VISIBLE >= 2023
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void *memset_explicit(void *, int, size_t);
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#endif
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#if __POSIX_VISIBLE >= 200809
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char *(stpcpy)(char * __restrict, const char * __restrict);
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char *(stpncpy)(char * __restrict, const char * __restrict, size_t);
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#endif
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#if __BSD_VISIBLE
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char *strcasestr(const char *, const char *) __pure;
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#endif
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char *(strcat)(char * __restrict, const char * __restrict);
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char *strchr(const char *, int) __pure;
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#if __BSD_VISIBLE
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char *strchrnul(const char*, int) __pure;
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int strverscmp(const char *, const char *) __pure;
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#endif
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int strcmp(const char *, const char *) __pure;
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int strcoll(const char *, const char *);
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char *(strcpy)(char * __restrict, const char * __restrict);
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size_t strcspn(const char *, const char *) __pure;
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#if __POSIX_VISIBLE >= 200112 || __XSI_VISIBLE
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char *strdup(const char *) __malloc_like;
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#endif
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char *strerror(int);
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#if __POSIX_VISIBLE >= 200112
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int strerror_r(int, char *, size_t);
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#endif
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#if __BSD_VISIBLE
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size_t (strlcat)(char * __restrict, const char * __restrict, size_t);
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size_t (strlcpy)(char * __restrict, const char * __restrict, size_t);
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#endif
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size_t strlen(const char *) __pure;
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#if __BSD_VISIBLE
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#ifndef _MODE_T_DECLARED
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typedef __mode_t mode_t;
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#define _MODE_T_DECLARED
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#endif
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void strmode(mode_t, char *);
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#endif
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char *(strncat)(char * __restrict, const char * __restrict, size_t);
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int strncmp(const char *, const char *, size_t) __pure;
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char *(strncpy)(char * __restrict, const char * __restrict, size_t);
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#if __POSIX_VISIBLE >= 200809
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char *strndup(const char *, size_t) __malloc_like;
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size_t strnlen(const char *, size_t) __pure;
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#endif
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#if __BSD_VISIBLE
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char *strnstr(const char *, const char *, size_t) __pure;
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#endif
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char *strpbrk(const char *, const char *) __pure;
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char *strrchr(const char *, int) __pure;
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#if __BSD_VISIBLE
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char *strsep(char **, const char *);
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#endif
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#if __POSIX_VISIBLE >= 200809
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char *strsignal(int);
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#endif
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size_t strspn(const char *, const char *) __pure;
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char *strstr(const char *, const char *) __pure;
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char *strtok(char * __restrict, const char * __restrict);
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#if __POSIX_VISIBLE >= 199506 || __XSI_VISIBLE >= 500
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char *strtok_r(char *, const char *, char **);
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#endif
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size_t strxfrm(char * __restrict, const char * __restrict, size_t);
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#if __BSD_VISIBLE
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#ifndef _SWAB_DECLARED
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#define _SWAB_DECLARED
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#ifndef _SSIZE_T_DECLARED
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typedef __ssize_t ssize_t;
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#define _SSIZE_T_DECLARED
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#endif /* _SIZE_T_DECLARED */
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void swab(const void * __restrict, void * __restrict, ssize_t);
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#endif /* _SWAB_DECLARED */
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int timingsafe_bcmp(const void *, const void *, size_t);
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int timingsafe_memcmp(const void *, const void *, size_t);
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#endif /* __BSD_VISIBLE */
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#if __POSIX_VISIBLE >= 200112 || defined(_XLOCALE_H_)
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#include <xlocale/_string.h>
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#endif
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#if __EXT1_VISIBLE
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#ifndef _RSIZE_T_DEFINED
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#define _RSIZE_T_DEFINED
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typedef size_t rsize_t;
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#endif
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#ifndef _ERRNO_T_DEFINED
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#define _ERRNO_T_DEFINED
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typedef int errno_t;
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#endif
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/* ISO/IEC 9899:2011 K.3.7.4.1.1 */
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errno_t memset_s(void *, rsize_t, int, rsize_t);
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#endif /* __EXT1_VISIBLE */
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__END_DECLS
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#endif /* _STRING_H_ */
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