xref: /minix3/sys/fs/v7fs/v7fs_endian.h (revision 9f988b79349f9b89ecc822458c30ec8897558560)
1*9f988b79SJean-Baptiste Boric /*	$NetBSD: v7fs_endian.h,v 1.1 2011/06/27 11:52:24 uch Exp $	*/
2*9f988b79SJean-Baptiste Boric 
3*9f988b79SJean-Baptiste Boric /*-
4*9f988b79SJean-Baptiste Boric  * Copyright (c) 2011 The NetBSD Foundation, Inc.
5*9f988b79SJean-Baptiste Boric  * All rights reserved.
6*9f988b79SJean-Baptiste Boric  *
7*9f988b79SJean-Baptiste Boric  * This code is derived from software contributed to The NetBSD Foundation
8*9f988b79SJean-Baptiste Boric  * by UCHIYAMA Yasushi.
9*9f988b79SJean-Baptiste Boric  *
10*9f988b79SJean-Baptiste Boric  * Redistribution and use in source and binary forms, with or without
11*9f988b79SJean-Baptiste Boric  * modification, are permitted provided that the following conditions
12*9f988b79SJean-Baptiste Boric  * are met:
13*9f988b79SJean-Baptiste Boric  * 1. Redistributions of source code must retain the above copyright
14*9f988b79SJean-Baptiste Boric  *    notice, this list of conditions and the following disclaimer.
15*9f988b79SJean-Baptiste Boric  * 2. Redistributions in binary form must reproduce the above copyright
16*9f988b79SJean-Baptiste Boric  *    notice, this list of conditions and the following disclaimer in the
17*9f988b79SJean-Baptiste Boric  *    documentation and/or other materials provided with the distribution.
18*9f988b79SJean-Baptiste Boric  *
19*9f988b79SJean-Baptiste Boric  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20*9f988b79SJean-Baptiste Boric  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21*9f988b79SJean-Baptiste Boric  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22*9f988b79SJean-Baptiste Boric  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23*9f988b79SJean-Baptiste Boric  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24*9f988b79SJean-Baptiste Boric  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25*9f988b79SJean-Baptiste Boric  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26*9f988b79SJean-Baptiste Boric  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27*9f988b79SJean-Baptiste Boric  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28*9f988b79SJean-Baptiste Boric  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29*9f988b79SJean-Baptiste Boric  * POSSIBILITY OF SUCH DAMAGE.
30*9f988b79SJean-Baptiste Boric  */
31*9f988b79SJean-Baptiste Boric 
32*9f988b79SJean-Baptiste Boric #ifndef _V7FS_ENDIAN_H_
33*9f988b79SJean-Baptiste Boric #define	_V7FS_ENDIAN_H_
34*9f988b79SJean-Baptiste Boric 
35*9f988b79SJean-Baptiste Boric struct v7fs_self;
36*9f988b79SJean-Baptiste Boric __BEGIN_DECLS;
37*9f988b79SJean-Baptiste Boric v7fs_daddr_t val24_normal_order_read(uint8_t *);
38*9f988b79SJean-Baptiste Boric void val24_normal_order_write(v7fs_daddr_t, uint8_t *);
39*9f988b79SJean-Baptiste Boric __END_DECLS
40*9f988b79SJean-Baptiste Boric #ifdef V7FS_EI
41*9f988b79SJean-Baptiste Boric #define	V7FS_VAL32(x, v)	((*(x)->val.conv32)(v))
42*9f988b79SJean-Baptiste Boric #define	V7FS_VAL16(x, v)	((*(x)->val.conv16)(v))
43*9f988b79SJean-Baptiste Boric #define	V7FS_VAL24_READ(x, a)	((*(x)->val.conv24read)(a))
44*9f988b79SJean-Baptiste Boric #define	V7FS_VAL24_WRITE(x, v, a) ((*(x)->val.conv24write)(v, a))
45*9f988b79SJean-Baptiste Boric void v7fs_endian_init(struct v7fs_self *);
46*9f988b79SJean-Baptiste Boric #else
47*9f988b79SJean-Baptiste Boric #define	V7FS_VAL32(x, v)	(v)
48*9f988b79SJean-Baptiste Boric #define	V7FS_VAL16(x, v)	(v)
49*9f988b79SJean-Baptiste Boric #define	V7FS_VAL24_READ(x, a)	(val24_normal_order_read(a))
50*9f988b79SJean-Baptiste Boric #define	V7FS_VAL24_WRITE(x, v, a) (val24_normal_order_write(v, a))
51*9f988b79SJean-Baptiste Boric #endif /*V7FS_EI */
52*9f988b79SJean-Baptiste Boric #endif /*!_V7FS_ENDIAN_H_ */
53