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6b59607f10
arch/x86/lib/string.c contains assembler implementations of memcpy(), memmove(), and memset() written for i386. Don't use it on x86_64. Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de> Signed-off-by: Alexander Graf <agraf@suse.de>
47 lines
1.1 KiB
C
47 lines
1.1 KiB
C
#ifndef __ASM_I386_STRING_H
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#define __ASM_I386_STRING_H
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/*
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* We don't do inline string functions, since the
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* optimised inline asm versions are not small.
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*/
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#undef __HAVE_ARCH_STRNCPY
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extern char *strncpy(char *__dest, __const__ char *__src, __kernel_size_t __n);
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#undef __HAVE_ARCH_STRRCHR
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extern char *strrchr(const char *s, int c);
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#undef __HAVE_ARCH_STRCHR
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extern char *strchr(const char *s, int c);
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#ifdef CONFIG_X86_64
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#undef __HAVE_ARCH_MEMCPY
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extern void *memcpy(void *, const void *, __kernel_size_t);
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#undef __HAVE_ARCH_MEMMOVE
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extern void *memmove(void *, const void *, __kernel_size_t);
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#undef __HAVE_ARCH_MEMSET
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extern void *memset(void *, int, __kernel_size_t);
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#else
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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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#define __HAVE_ARCH_MEMMOVE
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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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#endif /* CONFIG_X86_64 */
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#undef __HAVE_ARCH_MEMCHR
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extern void *memchr(const void *, int, __kernel_size_t);
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#undef __HAVE_ARCH_MEMZERO
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extern void memzero(void *ptr, __kernel_size_t n);
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#endif
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