1/* SPDX-License-Identifier: GPL-2.0 */
 2/*
 3 * string.h: External definitions for optimized assembly string
 4 *           routines for the Linux Kernel.
 5 *
 6 * Copyright (C) 1995,1996 David S. Miller (davem@caip.rutgers.edu)
 7 * Copyright (C) 1996,1997,1999 Jakub Jelinek (jakub@redhat.com)
 8 */
 9
10#ifndef __SPARC64_STRING_H__
11#define __SPARC64_STRING_H__
12
 
 
 
 
13#include <asm/asi.h>
14
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
15/* Now the str*() stuff... */
16#define __HAVE_ARCH_STRLEN
17__kernel_size_t strlen(const char *);
 
 
 
 
 
 
 
18
19#endif /* !(__SPARC64_STRING_H__) */

 
 1/*
 2 * string.h: External definitions for optimized assembly string
 3 *           routines for the Linux Kernel.
 4 *
 5 * Copyright (C) 1995,1996 David S. Miller (davem@caip.rutgers.edu)
 6 * Copyright (C) 1996,1997,1999 Jakub Jelinek (jakub@redhat.com)
 7 */
 8
 9#ifndef __SPARC64_STRING_H__
10#define __SPARC64_STRING_H__
11
12/* Really, userland/ksyms should not see any of this stuff. */
13
14#ifdef __KERNEL__
15
16#include <asm/asi.h>
17
18#ifndef EXPORT_SYMTAB_STROPS
19
20/* First the mem*() things. */
21#define __HAVE_ARCH_MEMMOVE
22extern void *memmove(void *, const void *, __kernel_size_t);
23
24#define __HAVE_ARCH_MEMCPY
25#define memcpy(t, f, n) __builtin_memcpy(t, f, n)
26
27#define __HAVE_ARCH_MEMSET
28#define memset(s, c, count) __builtin_memset(s, c, count)
29
30#define __HAVE_ARCH_MEMSCAN
31
32#undef memscan
33#define memscan(__arg0, __char, __arg2)					\
34({									\
35	extern void *__memscan_zero(void *, size_t);			\
36	extern void *__memscan_generic(void *, int, size_t);		\
37	void *__retval, *__addr = (__arg0);				\
38	size_t __size = (__arg2);					\
39									\
40	if(__builtin_constant_p(__char) && !(__char))			\
41		__retval = __memscan_zero(__addr, __size);		\
42	else								\
43		__retval = __memscan_generic(__addr, (__char), __size);	\
44									\
45	__retval;							\
46})
47
48#define __HAVE_ARCH_MEMCMP
49extern int memcmp(const void *,const void *,__kernel_size_t);
50
51/* Now the str*() stuff... */
52#define __HAVE_ARCH_STRLEN
53extern __kernel_size_t strlen(const char *);
54
55#define __HAVE_ARCH_STRNCMP
56extern int strncmp(const char *, const char *, __kernel_size_t);
57
58#endif /* !EXPORT_SYMTAB_STROPS */
59
60#endif /* __KERNEL__ */
61
62#endif /* !(__SPARC64_STRING_H__) */