1#ifndef __ASM_ARM_STRING_H
2#define __ASM_ARM_STRING_H
3
4/*
5 * We don't do inline string functions, since the
6 * optimised inline asm versions are not small.
7 */
8
9#define __HAVE_ARCH_STRRCHR
10extern char * strrchr(const char * s, int c);
11
12#define __HAVE_ARCH_STRCHR
13extern char * strchr(const char * s, int c);
14
15#define __HAVE_ARCH_MEMCPY
16extern void * memcpy(void *, const void *, __kernel_size_t);
17
18#define __HAVE_ARCH_MEMMOVE
19extern void * memmove(void *, const void *, __kernel_size_t);
20
21#define __HAVE_ARCH_MEMCHR
22extern void * memchr(const void *, int, __kernel_size_t);
23
24#define __HAVE_ARCH_MEMZERO
25#define __HAVE_ARCH_MEMSET
26extern void * memset(void *, int, __kernel_size_t);
27
28extern void __memzero(void *ptr, __kernel_size_t n);
29
30#define memset(p,v,n)							\
31	({								\
32		if ((n) != 0) {						\
33			if (__builtin_constant_p((v)) && (v) == 0)	\
34				__memzero((p),(n));			\
35			else						\
36				memset((p),(v),(n));			\
37		}							\
38		(p);							\
39	})
40
41#define memzero(p,n) ({ if ((n) != 0) __memzero((p),(n)); (p); })
42
43#endif
44