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kernel/linux-rt-4.4.41/arch/mn10300/include/asm/string.h 1.03 KB
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  /* 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 */