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linux_misc.h revision 1.10
      1 /*	$NetBSD: linux_misc.h,v 1.10 2004/10/07 19:30:28 erh Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 1998 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Eric Haszlakiewicz.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  * 3. All advertising materials mentioning features or use of this software
     19  *    must display the following acknowledgement:
     20  *	This product includes software developed by the NetBSD
     21  *	Foundation, Inc. and its contributors.
     22  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23  *    contributors may be used to endorse or promote products derived
     24  *    from this software without specific prior written permission.
     25  *
     26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36  * POSSIBILITY OF SUCH DAMAGE.
     37  */
     38 
     39 #ifndef _LINUX_MISC_H
     40 #define _LINUX_MISC_H
     41 
     42 /*
     43  * Options passed to the Linux wait4() system call.
     44  */
     45 #define LINUX_WAIT4_WNOHANG   0x00000001
     46 #define LINUX_WAIT4_WUNTRACED 0x00000002
     47 #define LINUX_WAIT4_WNOTHREAD 0x20000000
     48 #define LINUX_WAIT4_WALL      0x40000000
     49 #define LINUX_WAIT4_WCLONE    0x80000000
     50 
     51 #define LINUX_WAIT4_KNOWNFLAGS (LINUX_WAIT4_WNOHANG | \
     52                                 LINUX_WAIT4_WUNTRACED | \
     53                                 LINUX_WAIT4_WNOTHREAD | \
     54                                 LINUX_WAIT4_WALL | \
     55                                 LINUX_WAIT4_WCLONE)
     56 
     57 /* This looks very unportable to me, but this is how Linux defines it. */
     58 struct linux_sysinfo {
     59 	long uptime;
     60 	unsigned long loads[3];
     61 #define LINUX_SYSINFO_LOADS_SCALE 65536
     62 	unsigned long totalram;
     63 	unsigned long freeram;
     64 	unsigned long sharedram;
     65 	unsigned long bufferram;
     66 	unsigned long totalswap;
     67 	unsigned long freeswap;
     68 	unsigned short procs;
     69 	unsigned long totalbig;
     70 	unsigned long freebig;
     71 	unsigned int mem_unit;
     72 	char _f[20-2*sizeof(long)-sizeof(int)];
     73 };
     74 
     75 #define	LINUX_RLIMIT_CPU	0
     76 #define	LINUX_RLIMIT_FSIZE	1
     77 #define	LINUX_RLIMIT_DATA	2
     78 #define	LINUX_RLIMIT_STACK	3
     79 #define	LINUX_RLIMIT_CORE	4
     80 #define	LINUX_RLIMIT_RSS	5
     81 #define	LINUX_RLIMIT_NPROC	6
     82 #define	LINUX_RLIMIT_NOFILE	7
     83 #define	LINUX_RLIMIT_MEMLOCK	8
     84 #define	LINUX_RLIMIT_AS		9
     85 #define	LINUX_RLIMIT_LOCKS	10
     86 #define	LINUX_RLIM_INFINITY	~0ul
     87 
     88 
     89 /* When we don't know what to do, let it believe it is local */
     90 #define	LINUX_DEFAULT_SUPER_MAGIC	LINUX_EXT2_SUPER_MAGIC
     91 
     92 #define	LINUX_ADFS_SUPER_MAGIC		0x0000adf5
     93 #define	LINUX_AFFS_SUPER_MAGIC		0x0000adff
     94 #define	LINUX_CODA_SUPER_MAGIC		0x73757245
     95 #define	LINUX_COH_SUPER_MAGIC		(LINUX_SYSV_MAGIC_BASE + 4)
     96 #define	LINUX_DEVFS_SUPER_MAGIC		0x00001373
     97 #define	LINUX_EFS_SUPER_MAGIC		0x00414A53
     98 #define	LINUX_EXT2_SUPER_MAGIC		0x0000EF53
     99 #define	LINUX_HPFS_SUPER_MAGIC		0xf995e849
    100 #define	LINUX_ISOFS_SUPER_MAGIC		0x00009660
    101 #define	LINUX_MINIX2_SUPER_MAGIC	0x00002468
    102 #define	LINUX_MINIX2_SUPER_MAGIC2	0x00002478
    103 #define	LINUX_MINIX_SUPER_MAGIC		0x0000137F
    104 #define	LINUX_MINIX_SUPER_MAGIC2	0x0000138F
    105 #define	LINUX_MSDOS_SUPER_MAGIC		0x00004d44
    106 #define	LINUX_NCP_SUPER_MAGIC		0x0000564c
    107 #define	LINUX_NFS_SUPER_MAGIC		0x00006969
    108 #define	LINUX_OPENPROM_SUPER_MAGIC	0x00009fa1
    109 #define	LINUX_PROC_SUPER_MAGIC		0x00009fa0
    110 #define	LINUX_QNX4_SUPER_MAGIC		0x0000002f
    111 #define	LINUX_REISERFS_SUPER_MAGIC	0x52654973
    112 #define	LINUX_SMB_SUPER_MAGIC		0x0000517B
    113 #define	LINUX_SYSV2_SUPER_MAGIC		(LINUX_SYSV_MAGIC_BASE + 3)
    114 #define	LINUX_SYSV4_SUPER_MAGIC		(LINUX_SYSV_MAGIC_BASE + 2)
    115 #define	LINUX_SYSV_MAGIC_BASE		0x012FF7B3
    116 #define	LINUX_USBDEVICE_SUPER_MAGIC	0x00009fa2
    117 #define	LINUX_XENIX_SUPER_MAGIC		(LINUX_SYSV_MAGIC_BASE + 1)
    118 
    119 struct linux_mnttypes {
    120 	const char *bsd;
    121 	int linux;
    122 };
    123 extern const struct linux_mnttypes linux_fstypes[];
    124 extern const int linux_fstypes_cnt;
    125 
    126 #ifdef _KERNEL
    127 __BEGIN_DECLS
    128 void bsd_to_linux_wstat __P((int *));
    129 int linux_select1 __P((struct lwp *, register_t *, int, fd_set *, fd_set *,
    130 		       fd_set *, struct timeval *));
    131 __END_DECLS
    132 #endif /* !_KERNEL */
    133 
    134 #endif /* !_LINUX_MISC_H */
    135