px4-firmware/nuttx/include/string.h

100 lines
3.9 KiB
C

/****************************************************************************
* include/string.h
*
* Copyright (C) 2007-2011 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
#ifndef __INCLUDE_STRING_H
#define __INCLUDE_STRING_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <stddef.h>
/****************************************************************************
* Definitions
****************************************************************************/
/****************************************************************************
* Global Function Prototypes
****************************************************************************/
#undef EXTERN
#if defined(__cplusplus)
#define EXTERN extern "C"
extern "C" {
#else
#define EXTERN extern
#endif
EXTERN char *strchr(const char *s, int c);
EXTERN FAR char *strdup(const char *s);
EXTERN FAR char *strndup(FAR const char *s, size_t size);
EXTERN const char *strerror(int);
EXTERN size_t strlen(const char *);
EXTERN size_t strnlen(const char *, size_t);
EXTERN char *strcat(char *, const char *);
EXTERN char *strncat(char *, const char *, size_t);
EXTERN int strcmp(const char *, const char *);
EXTERN int strncmp(const char *, const char *, size_t);
EXTERN int strcasecmp(const char *, const char *);
EXTERN int strncasecmp(const char *, const char *, size_t);
EXTERN char *strcpy(char *dest, const char *src);
EXTERN char *strncpy(char *, const char *, size_t);
EXTERN char *strpbrk(const char *, const char *);
EXTERN char *strchr(const char *, int);
EXTERN char *strrchr(const char *, int);
EXTERN size_t strspn(const char *, const char *);
EXTERN size_t strcspn(const char *, const char *);
EXTERN char *strstr(const char *, const char *);
EXTERN char *strtok(char *, const char *);
EXTERN char *strtok_r(char *, const char *, char **);
EXTERN void *memset(void *s, int c, size_t n);
EXTERN void *memcpy(void *dest, const void *src, size_t n);
EXTERN int memcmp(const void *s1, const void *s2, size_t n);
EXTERN void *memmove(void *dest, const void *src, size_t count);
#ifndef CONFIG_ARCH_BZERO
# define bzero(s,n) (void)memset(s,0,n)
#endif
#undef EXTERN
#if defined(__cplusplus)
}
#endif
#endif /* __INCLUDE_STRING_H */