err.no Git - linux-2.6/blob - include/asm-mips/unaligned.h

   1 /*
   2  * This file is subject to the terms and conditions of the GNU General Public
   3  * License.  See the file "COPYING" in the main directory of this archive
   4  * for more details.
   5  *
   6  * Copyright (C) 2007 Ralf Baechle (ralf@linux-mips.org)
   7  */
   8 #ifndef __ASM_GENERIC_UNALIGNED_H
   9 #define __ASM_GENERIC_UNALIGNED_H
  10
  11 #include <linux/compiler.h>
  12
  13 #define get_unaligned(ptr)                                      \
  14 ({                                                              \
  15         struct __packed {                                       \
  16                 typeof(*(ptr)) __v;                             \
  17         } *__p = (void *) (ptr);                                \
  18         __p->__v;                                               \
  19 })
  20
  21 #define put_unaligned(val, ptr)                                 \
  22 do {                                                            \
  23         struct __packed {                                       \
  24                 typeof(*(ptr)) __v;                             \
  25         } *__p = (void *) (ptr);                                \
  26         __p->__v = (val);                                       \
  27 } while(0)
  28
  29 #endif /* __ASM_GENERIC_UNALIGNED_H */