1/*-
2 * Copyright (c) 1982, 1986, 1989, 1993
3 *    The Regents of the University of California.  All rights reserved.
4 * (c) UNIX System Laboratories, Inc.
5 *
6 * All or some portions of this file are derived from material licensed
7 * to the University of California by American Telephone and Telegraph
8 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
9 * the permission of UNIX System Laboratories, Inc.
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 * 4. Neither the name of the University nor the names of its contributors
20 *    may be used to endorse or promote products derived from this software
21 *    without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 *
35 *    @(#)errno.h    8.5 (Berkeley) 1/21/94
36 * $FreeBSD$
37 */
38
39#ifndef _MACRO_REF_H
40#define	_MACRO_REF_H
41
42#define	FREAD		0x0001
43#define	FWRITE		0x0002
44
45/* pseudo-errors returned inside kernel to modify return to process */
46#define	EJUSTRETURN	(-2)		/* don't modify regs, just return */
47#define	ENOIOCTL	(-3)		/* ioctl not handled by this layer */
48#define	EDIRIOCTL	(-4)		/* do direct ioctl in GEOM */
49
50/* Ref usb_transfer.c */
51#define	WITNESS_WARN(flags, lock, fmt, ...)	(void)0
52
53#ifndef MIN
54#define MIN(a,b) (a < b ? a : b)
55#endif
56
57#ifndef MAX
58#define MAX(a,b) (a > b ? a : b)
59#endif
60
61#define	put_unaligned_be16(p, v)	do {*((UINT8*)(p)) = (v >> 8); *((UINT8*)(p + 1)) = (v);}while(0);
62#define	put_unaligned_be32(p, v)	do{put_unaligned_be16(p, (v >> 16)) ; put_unaligned_be16((p + 2), v);}while(0);
63
64#define	get_unaligned_be16(p)   (((UINT8*)p)[0] << 8 | ((UINT8*)p)[1])
65#define	get_unaligned_be32(p)   (((UINT8*)p)[0] << 24 | ((UINT8*)p)[1] << 16 |((UINT8*)p)[2] << 8 |((UINT8*)p)[3])
66
67#endif
68