acrn-kernel/arch/mn10300/include/asm/string.h

33 lines
1.0 KiB
C

/* MN10300 Optimised string functions
*
* Copyright (C) 2007 Matsushita Electric Industrial Co., Ltd.
* Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
* Modified by David Howells (dhowells@redhat.com)
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public Licence
* as published by the Free Software Foundation; either version
* 2 of the Licence, or (at your option) any later version.
*/
#ifndef _ASM_STRING_H
#define _ASM_STRING_H
#define __HAVE_ARCH_MEMSET
#define __HAVE_ARCH_MEMCPY
#define __HAVE_ARCH_MEMMOVE
extern void *memset(void *dest, int ch, size_t count);
extern void *memcpy(void *dest, const void *src, size_t count);
extern void *memmove(void *dest, const void *src, size_t count);
extern void __struct_cpy_bug(void);
#define struct_cpy(x, y) \
({ \
if (sizeof(*(x)) != sizeof(*(y))) \
__struct_cpy_bug; \
memcpy(x, y, sizeof(*(x))); \
})
#endif /* _ASM_STRING_H */