LXR linux/arch/sparc/include/asm/string.h

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef ___ASM_SPARC_STRING_H
   3#define ___ASM_SPARC_STRING_H
   4#if defined(__sparc__) && defined(__arch64__)
   5#include <asm/string_64.h>
   6#else
   7#include <asm/string_32.h>
   8#endif
   9
  10/* First the mem*() things. */
  11#define __HAVE_ARCH_MEMMOVE
  12void *memmove(void *, const void *, __kernel_size_t);
  13
  14#define __HAVE_ARCH_MEMCPY
  15#define memcpy(t, f, n) __builtin_memcpy(t, f, n)
  16
  17#define __HAVE_ARCH_MEMSET
  18#define memset(s, c, count) __builtin_memset(s, c, count)
  19
  20#define __HAVE_ARCH_MEMSCAN
  21
  22#define memscan(__arg0, __char, __arg2)                                         \
  23({                                                                              \
  24        void *__memscan_zero(void *, size_t);                                   \
  25        void *__memscan_generic(void *, int, size_t);                           \
  26        void *__retval, *__addr = (__arg0);                                     \
  27        size_t __size = (__arg2);                                               \
  28                                                                                \
  29        if(__builtin_constant_p(__char) && !(__char))                           \
  30                __retval = __memscan_zero(__addr, __size);                      \
  31        else                                                                    \
  32                __retval = __memscan_generic(__addr, (__char), __size);         \
  33                                                                                \
  34        __retval;                                                               \
  35})
  36
  37#define __HAVE_ARCH_MEMCMP
  38int memcmp(const void *,const void *,__kernel_size_t);
  39
  40/* Now the str*() stuff... */
  41#define __HAVE_ARCH_STRLEN
  42__kernel_size_t strlen(const char *);
  43
  44#define __HAVE_ARCH_STRNCMP
  45int strncmp(const char *, const char *, __kernel_size_t);
  46
  47#endif
  48