/* SPDX-License-Identifier: GPL-2.0-only *//* * Copyright (C) 2013 Regents of the University of California */ #ifndef _ASM_RISCV_STRING_H#define _ASM_RISCV_STRING_H #include <linux/types.h>#include <linux/linkage.h> #define __HAVE_ARCH_MEMSETextern asmlinkage void *memset(void *, int, size_t);extern asmlinkage void *__memset(void *, int, size_t);#define __HAVE_ARCH_MEMCPYextern asmlinkage void *memcpy(void *, const void *, size_t);extern asmlinkage void *__memcpy(void *, const void *, size_t);#define __HAVE_ARCH_MEMMOVEextern asmlinkage void *memmove(void *, const void *, size_t);extern asmlinkage void *__memmove(void *, const void *, size_t); #if !(defined(CONFIG_KASAN_GENERIC) || defined(CONFIG_KASAN_SW_TAGS))#define __HAVE_ARCH_STRCMPextern asmlinkage int strcmp(const char *cs, const char *ct); #define __HAVE_ARCH_STRLENextern asmlinkage __kernel_size_t strlen(const char *); #define __HAVE_ARCH_STRNCMPextern asmlinkage int strncmp(const char *cs, const char *ct, size_t count); #define __HAVE_ARCH_STRNLENextern asmlinkage __kernel_size_t strnlen(const char *, size_t); #define __HAVE_ARCH_STRCHRextern asmlinkage char *strchr(const char *, int); #define __HAVE_ARCH_STRRCHRextern asmlinkage char *strrchr(const char *, int);#endif /* For those files which don't want to check by kasan. */#if defined(CONFIG_KASAN) && !defined(__SANITIZE_ADDRESS__)#define memcpy(dst, src, len) __memcpy(dst, src, len)#define memset(s, c, n) __memset(s, c, n)#define memmove(dst, src, len) __memmove(dst, src, len) #ifndef __NO_FORTIFY#define __NO_FORTIFY /* FORTIFY_SOURCE uses __builtin_memcpy, etc. */#endif #endif#endif /* _ASM_RISCV_STRING_H */