1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (C) 2013 Regents of the University of California
6 #ifndef _ASM_RISCV_STRING_H
7 #define _ASM_RISCV_STRING_H
9 #include <linux/types.h>
10 #include <linux/linkage.h>
12 #define __HAVE_ARCH_MEMSET
13 extern asmlinkage void *memset(void *, int, size_t);
14 extern asmlinkage void *__memset(void *, int, size_t);
15 #define __HAVE_ARCH_MEMCPY
16 extern asmlinkage void *memcpy(void *, const void *, size_t);
17 extern asmlinkage void *__memcpy(void *, const void *, size_t);
18 #define __HAVE_ARCH_MEMMOVE
19 extern asmlinkage void *memmove(void *, const void *, size_t);
20 extern asmlinkage void *__memmove(void *, const void *, size_t);
22 #define __HAVE_ARCH_STRCMP
23 extern asmlinkage int strcmp(const char *cs, const char *ct);
25 #define __HAVE_ARCH_STRLEN
26 extern asmlinkage __kernel_size_t strlen(const char *);
28 #define __HAVE_ARCH_STRNCMP
29 extern asmlinkage int strncmp(const char *cs, const char *ct, size_t count);
31 /* For those files which don't want to check by kasan. */
32 #if defined(CONFIG_KASAN) && !defined(__SANITIZE_ADDRESS__)
33 #define memcpy(dst, src, len) __memcpy(dst, src, len)
34 #define memset(s, c, n) __memset(s, c, n)
35 #define memmove(dst, src, len) __memmove(dst, src, len)
38 #define __NO_FORTIFY /* FORTIFY_SOURCE uses __builtin_memcpy, etc. */
42 #endif /* _ASM_RISCV_STRING_H */