^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) /* SPDX-License-Identifier: GPL-2.0-only */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * Copyright (C) 2013 ARM Ltd.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) #ifndef __ASM_STRING_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) #define __ASM_STRING_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) #if !(defined(CONFIG_KASAN_GENERIC) || defined(CONFIG_KASAN_SW_TAGS))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) #define __HAVE_ARCH_STRRCHR
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) extern char *strrchr(const char *, int c);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #define __HAVE_ARCH_STRCHR
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) extern char *strchr(const char *, int c);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #define __HAVE_ARCH_STRCMP
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) extern int strcmp(const char *, const char *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #define __HAVE_ARCH_STRNCMP
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) extern int strncmp(const char *, const char *, __kernel_size_t);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #define __HAVE_ARCH_STRLEN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) extern __kernel_size_t strlen(const char *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) #define __HAVE_ARCH_STRNLEN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) extern __kernel_size_t strnlen(const char *, __kernel_size_t);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #define __HAVE_ARCH_MEMCMP
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) extern int memcmp(const void *, const void *, size_t);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) #define __HAVE_ARCH_MEMCHR
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) extern void *memchr(const void *, int, __kernel_size_t);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) #define __HAVE_ARCH_MEMCPY
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) extern void *memcpy(void *, const void *, __kernel_size_t);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) extern void *__memcpy(void *, const void *, __kernel_size_t);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) #define __HAVE_ARCH_MEMMOVE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) extern void *memmove(void *, const void *, __kernel_size_t);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) extern void *__memmove(void *, const void *, __kernel_size_t);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) #define __HAVE_ARCH_MEMSET
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) extern void *memset(void *, int, __kernel_size_t);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) extern void *__memset(void *, int, __kernel_size_t);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) #ifdef CONFIG_ARCH_HAS_UACCESS_FLUSHCACHE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) #define __HAVE_ARCH_MEMCPY_FLUSHCACHE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) void memcpy_flushcache(void *dst, const void *src, size_t cnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) #if (defined(CONFIG_KASAN_GENERIC) || defined(CONFIG_KASAN_SW_TAGS)) && \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) !defined(__SANITIZE_ADDRESS__)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) * For files that are not instrumented (e.g. mm/slub.c) we
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) * should use not instrumented version of mem* functions.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) #define memcpy(dst, src, len) __memcpy(dst, src, len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) #define memmove(dst, src, len) __memmove(dst, src, len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) #define memset(s, c, n) __memset(s, c, n)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) #ifndef __NO_FORTIFY
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) #define __NO_FORTIFY /* FORTIFY_SOURCE uses __builtin_memcpy, etc. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) #endif