added port of dosfsck. Does not work yet as I cannot figure how to open the device...
[reactos.git] / rosapps / sysutils / dosfsck / byteswap.h
1 /* Copyright (C) 1997 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
8
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, write to the Free
16 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
17 02111-1307 USA. */
18
19 #ifndef _BYTESWAP_H
20 #define _BYTESWAP_H 1
21
22 /* Get the machine specific, optimized definitions. */
23 #include "byteswap1.h"
24
25
26 /* The following definitions must all be macros since otherwise some
27 of the possible optimizations are not possible. */
28
29 /* Return a value with all bytes in the 16 bit argument swapped. */
30 #define bswap_16(x) __bswap_16 (x)
31
32 /* Return a value with all bytes in the 32 bit argument swapped. */
33 #define bswap_32(x) __bswap_32 (x)
34
35 #if defined __GNUC__ && __GNUC__ >= 2
36 /* Return a value with all bytes in the 64 bit argument swapped. */
37 # define bswap_64(x) __bswap_64 (x)
38 #endif
39
40 #endif /* byteswap.h */