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69 lines
1.9 KiB
69 lines
1.9 KiB
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/* |
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* Copyright (C) 2013 ARM Ltd. |
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*/ |
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#ifndef __ASM_STRING_H |
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#define __ASM_STRING_H |
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#if !(defined(CONFIG_KASAN_GENERIC) || defined(CONFIG_KASAN_SW_TAGS)) |
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#define __HAVE_ARCH_STRRCHR |
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extern char *strrchr(const char *, int c); |
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#define __HAVE_ARCH_STRCHR |
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extern char *strchr(const char *, int c); |
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#define __HAVE_ARCH_STRCMP |
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extern int strcmp(const char *, const char *); |
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#define __HAVE_ARCH_STRNCMP |
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extern int strncmp(const char *, const char *, __kernel_size_t); |
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#define __HAVE_ARCH_STRLEN |
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extern __kernel_size_t strlen(const char *); |
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#define __HAVE_ARCH_STRNLEN |
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extern __kernel_size_t strnlen(const char *, __kernel_size_t); |
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#define __HAVE_ARCH_MEMCMP |
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extern int memcmp(const void *, const void *, size_t); |
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#define __HAVE_ARCH_MEMCHR |
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extern void *memchr(const void *, int, __kernel_size_t); |
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#endif |
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#define __HAVE_ARCH_MEMCPY |
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extern void *memcpy(void *, const void *, __kernel_size_t); |
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extern void *__memcpy(void *, const void *, __kernel_size_t); |
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#define __HAVE_ARCH_MEMMOVE |
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extern void *memmove(void *, const void *, __kernel_size_t); |
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extern void *__memmove(void *, const void *, __kernel_size_t); |
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#define __HAVE_ARCH_MEMSET |
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extern void *memset(void *, int, __kernel_size_t); |
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extern void *__memset(void *, int, __kernel_size_t); |
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#ifdef CONFIG_ARCH_HAS_UACCESS_FLUSHCACHE |
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#define __HAVE_ARCH_MEMCPY_FLUSHCACHE |
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void memcpy_flushcache(void *dst, const void *src, size_t cnt); |
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#endif |
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#if (defined(CONFIG_KASAN_GENERIC) || defined(CONFIG_KASAN_SW_TAGS)) && \ |
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!defined(__SANITIZE_ADDRESS__) |
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/* |
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* For files that are not instrumented (e.g. mm/slub.c) we |
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* should use not instrumented version of mem* functions. |
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*/ |
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#define memcpy(dst, src, len) __memcpy(dst, src, len) |
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#define memmove(dst, src, len) __memmove(dst, src, len) |
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#define memset(s, c, n) __memset(s, c, n) |
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#ifndef __NO_FORTIFY |
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#define __NO_FORTIFY /* FORTIFY_SOURCE uses __builtin_memcpy, etc. */ |
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#endif |
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#endif |
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#endif
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