bsd/arm/endian.h

   1 /*
   2  * Copyright (c) 2000-2007 Apple Inc. All rights reserved.
   3  */
   4 /*
   5  * Copyright 1995 NeXT Computer, Inc. All rights reserved.
   6  */
   7 /*
   8  * Copyright (c) 1987, 1991, 1993
   9  *      The Regents of the University of California.  All rights reserved.
  10  *
  11  * Redistribution and use in source and binary forms, with or without
  12  * modification, are permitted provided that the following conditions
  13  * are met:
  14  * 1. Redistributions of source code must retain the above copyright
  15  *    notice, this list of conditions and the following disclaimer.
  16  * 2. Redistributions in binary form must reproduce the above copyright
  17  *    notice, this list of conditions and the following disclaimer in the
  18  *    documentation and/or other materials provided with the distribution.
  19  * 3. All advertising materials mentioning features or use of this software
  20  *    must display the following acknowledgement:
  21  *      This product includes software developed by the University of
  22  *      California, Berkeley and its contributors.
  23  * 4. Neither the name of the University nor the names of its contributors
  24  *    may be used to endorse or promote products derived from this software
  25  *    without specific prior written permission.
  26  *
  27  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  28  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  29  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  30  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  31  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  32  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  33  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  34  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  35  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  36  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  37  * SUCH DAMAGE.
  38  *
  39  *      @(#)endian.h    8.1 (Berkeley) 6/11/93
  40  */
  41
  42 #ifndef _ARM__ENDIAN_H_
  43 #define _ARM__ENDIAN_H_
  44
  45 #include <sys/cdefs.h>
  46 /*
  47  * Define _NOQUAD if the compiler does NOT support 64-bit integers.
  48  */
  49 /* #define _NOQUAD */
  50
  51 /*
  52  * Define the order of 32-bit words in 64-bit words.
  53  */
  54 #define _QUAD_HIGHWORD 1
  55 #define _QUAD_LOWWORD 0
  56
  57 /*
  58  * Definitions for byte order, according to byte significance from low
  59  * address to high.
  60  */
  61 #define __DARWIN_LITTLE_ENDIAN  1234    /* LSB first: i386, vax */
  62 #define __DARWIN_BIG_ENDIAN     4321    /* MSB first: 68000, ibm, net */
  63 #define __DARWIN_PDP_ENDIAN     3412    /* LSB first in word, MSW first in long */
  64
  65 #define __DARWIN_BYTE_ORDER     __DARWIN_LITTLE_ENDIAN
  66
  67 #if     defined(KERNEL) || (!defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE))
  68
  69 #define LITTLE_ENDIAN   __DARWIN_LITTLE_ENDIAN
  70 #define BIG_ENDIAN      __DARWIN_BIG_ENDIAN
  71 #define PDP_ENDIAN      __DARWIN_PDP_ENDIAN
  72
  73 #define BYTE_ORDER      __DARWIN_BYTE_ORDER
  74
  75 #include <sys/_endian.h>
  76
  77 #endif /* defined(KERNEL) || (!defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)) */
  78 #endif /* !_ARM__ENDIAN_H_ */