1 /**	$MirOS: src/sys/compat/linux/linux_misc.h,v 1.2 2005/03/06 21:27:30 tg Exp $ */
2 /*	$OpenBSD: linux_misc.h,v 1.3 2003/07/23 17:42:09 tedu Exp $	*/
3 /*	$NetBSD: linux_misc.h,v 1.3 1999/05/13 00:31:57 thorpej Exp $	*/
4 
5 /*-
6  * Copyright (c) 1998 The NetBSD Foundation, Inc.
7  * All rights reserved.
8  *
9  * This code is derived from software contributed to The NetBSD Foundation
10  * by Eric Haszlakiewicz.
11  *
12  * Redistribution and use in source and binary forms, with or without
13  * modification, are permitted provided that the following conditions
14  * are met:
15  * 1. Redistributions of source code must retain the above copyright
16  *    notice, this list of conditions and the following disclaimer.
17  * 2. Redistributions in binary form must reproduce the above copyright
18  *    notice, this list of conditions and the following disclaimer in the
19  *    documentation and/or other materials provided with the distribution.
20  * 3. All advertising materials mentioning features or use of this software
21  *    must display the following acknowledgement:
22  *	This product includes software developed by the NetBSD
23  *	Foundation, Inc. and its contributors.
24  * 4. Neither the name of The NetBSD Foundation nor the names of its
25  *    contributors may be used to endorse or promote products derived
26  *    from this software without specific prior written permission.
27  *
28  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
29  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
30  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
31  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
32  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
33  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
34  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
35  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
36  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
37  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
38  * POSSIBILITY OF SUCH DAMAGE.
39  */
40 
41 #ifndef _LINUX_MISC_H
42 #define _LINUX_MISC_H
43 
44 /* This looks very unportable to me, but this is how Linux defines it. */
45 struct linux_sysinfo {
46 	long uptime;
47 	unsigned long loads[3];
48 #define LINUX_SYSINFO_LOADS_SCALE 65536
49 	unsigned long totalram;
50 	unsigned long freeram;
51 	unsigned long sharedram;
52 	unsigned long bufferram;
53 	unsigned long totalswap;
54 	unsigned long freeswap;
55 	unsigned short procs;
56 	unsigned long totalbig;
57 	unsigned long freebig;
58 	unsigned int mem_unit;
59 	char _f[20-2*sizeof(long)-sizeof(int)];
60 };
61 
62 /*
63  * Options passed to the Linux wait4() system call.
64  */
65 #define	LINUX_WAIT4_WNOHANG	0x00000001
66 #define	LINUX_WAIT4_WUNTRACED	0x00000002
67 #define	LINUX_WAIT4_WCLONE	0x80000000
68 
69 #ifdef _KERNEL
70 __BEGIN_DECLS
71 void bsd_to_linux_wstat(int *);
72 int linux_select1(struct proc *, register_t *, int, fd_set *, fd_set *,
73     fd_set *, struct timeval_compat *);
74 __END_DECLS
75 #endif /* !_KERNEL */
76 
77 #endif /* !_LINUX_MISC_H */
78