LXR linux/include/linux/string.h

   1#ifndef _LINUX_STRING_H_
   2#define _LINUX_STRING_H_
   3
   4/* We don't want strings.h stuff being user by user stuff by accident */
   5
   6#ifndef __KERNEL__
   7#include <string.h>
   8#else
   9
  10#include <linux/compiler.h>     /* for inline */
  11#include <linux/types.h>        /* for size_t */
  12#include <linux/stddef.h>       /* for NULL */
  13
  14extern char *strndup_user(const char __user *, long);
  15
  16/*
  17 * Include machine specific inline routines
  18 */
  19#include <asm/string.h>
  20
  21#ifndef __HAVE_ARCH_STRCPY
  22extern char * strcpy(char *,const char *);
  23#endif
  24#ifndef __HAVE_ARCH_STRNCPY
  25extern char * strncpy(char *,const char *, __kernel_size_t);
  26#endif
  27#ifndef __HAVE_ARCH_STRLCPY
  28size_t strlcpy(char *, const char *, size_t);
  29#endif
  30#ifndef __HAVE_ARCH_STRCAT
  31extern char * strcat(char *, const char *);
  32#endif
  33#ifndef __HAVE_ARCH_STRNCAT
  34extern char * strncat(char *, const char *, __kernel_size_t);
  35#endif
  36#ifndef __HAVE_ARCH_STRLCAT
  37extern size_t strlcat(char *, const char *, __kernel_size_t);
  38#endif
  39#ifndef __HAVE_ARCH_STRCMP
  40extern int strcmp(const char *,const char *);
  41#endif
  42#ifndef __HAVE_ARCH_STRNCMP
  43extern int strncmp(const char *,const char *,__kernel_size_t);
  44#endif
  45#ifndef __HAVE_ARCH_STRNICMP
  46extern int strnicmp(const char *, const char *, __kernel_size_t);
  47#endif
  48#ifndef __HAVE_ARCH_STRCASECMP
  49extern int strcasecmp(const char *s1, const char *s2);
  50#endif
  51#ifndef __HAVE_ARCH_STRNCASECMP
  52extern int strncasecmp(const char *s1, const char *s2, size_t n);
  53#endif
  54#ifndef __HAVE_ARCH_STRCHR
  55extern char * strchr(const char *,int);
  56#endif
  57#ifndef __HAVE_ARCH_STRNCHR
  58extern char * strnchr(const char *, size_t, int);
  59#endif
  60#ifndef __HAVE_ARCH_STRRCHR
  61extern char * strrchr(const char *,int);
  62#endif
  63extern char * strstrip(char *);
  64#ifndef __HAVE_ARCH_STRSTR
  65extern char * strstr(const char *,const char *);
  66#endif
  67#ifndef __HAVE_ARCH_STRLEN
  68extern __kernel_size_t strlen(const char *);
  69#endif
  70#ifndef __HAVE_ARCH_STRNLEN
  71extern __kernel_size_t strnlen(const char *,__kernel_size_t);
  72#endif
  73#ifndef __HAVE_ARCH_STRPBRK
  74extern char * strpbrk(const char *,const char *);
  75#endif
  76#ifndef __HAVE_ARCH_STRSEP
  77extern char * strsep(char **,const char *);
  78#endif
  79#ifndef __HAVE_ARCH_STRSPN
  80extern __kernel_size_t strspn(const char *,const char *);
  81#endif
  82#ifndef __HAVE_ARCH_STRCSPN
  83extern __kernel_size_t strcspn(const char *,const char *);
  84#endif
  85
  86#ifndef __HAVE_ARCH_MEMSET
  87extern void * memset(void *,int,__kernel_size_t);
  88#endif
  89#ifndef __HAVE_ARCH_MEMCPY
  90extern void * memcpy(void *,const void *,__kernel_size_t);
  91#endif
  92#ifndef __HAVE_ARCH_MEMMOVE
  93extern void * memmove(void *,const void *,__kernel_size_t);
  94#endif
  95#ifndef __HAVE_ARCH_MEMSCAN
  96extern void * memscan(void *,int,__kernel_size_t);
  97#endif
  98#ifndef __HAVE_ARCH_MEMCMP
  99extern int memcmp(const void *,const void *,__kernel_size_t);
 100#endif
 101#ifndef __HAVE_ARCH_MEMCHR
 102extern void * memchr(const void *,int,__kernel_size_t);
 103#endif
 104
 105extern char *kstrdup(const char *s, gfp_t gfp);
 106extern char *kstrndup(const char *s, size_t len, gfp_t gfp);
 107extern void *kmemdup(const void *src, size_t len, gfp_t gfp);
 108
 109extern char **argv_split(gfp_t gfp, const char *str, int *argcp);
 110extern void argv_free(char **argv);
 111
 112#endif
 113#endif /* _LINUX_STRING_H_ */
 114