LXR linux/arch/x86/boot/string.h

   1#ifndef BOOT_STRING_H
   2#define BOOT_STRING_H
   3
   4/* Undef any of these macros coming from string_32.h. */
   5#undef memcpy
   6#undef memset
   7#undef memcmp
   8
   9void *memcpy(void *dst, const void *src, size_t len);
  10void *memset(void *dst, int c, size_t len);
  11int memcmp(const void *s1, const void *s2, size_t len);
  12
  13/*
  14 * Access builtin version by default. If one needs to use optimized version,
  15 * do "undef memcpy" in .c file and link against right string.c
  16 */
  17#define memcpy(d,s,l) __builtin_memcpy(d,s,l)
  18#define memset(d,c,l) __builtin_memset(d,c,l)
  19#define memcmp  __builtin_memcmp
  20
  21extern int strcmp(const char *str1, const char *str2);
  22extern int strncmp(const char *cs, const char *ct, size_t count);
  23extern size_t strlen(const char *s);
  24extern char *strstr(const char *s1, const char *s2);
  25extern size_t strnlen(const char *s, size_t maxlen);
  26extern unsigned int atou(const char *s);
  27extern unsigned long long simple_strtoull(const char *cp, char **endp,
  28                                          unsigned int base);
  29
  30#endif /* BOOT_STRING_H */
  31