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nfs_mountcommon.h revision 1.1.1.1.4.2 
      1 /*	$NetBSD: nfs_mountcommon.h,v 1.1.1.1.4.2 2014/05/18 17:46:05 rmind Exp $	*/
      2 /*-
      3  * Copyright (c) 2009 Rick Macklem, University of Guelph
      4  * All rights reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  *
     15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     25  * SUCH DAMAGE.
     26  *
     27  * FreeBSD: head/sys/nfs/nfs_mountcommon.h 216931 2011-01-03 20:37:31Z rmacklem
     28  * $NetBSD: nfs_mountcommon.h,v 1.1.1.1.4.2 2014/05/18 17:46:05 rmind Exp $
     29  */
     30 
     31 #ifndef _NFS_MOUNTCOMMON_H_
     32 #define	_NFS_MOUNTCOMMON_H_
     33 
     34 /*
     35  * The common fields of the nfsmount structure for the two clients
     36  * used by the nlm. It includes a function pointer that provides
     37  * a mechanism for getting the client specific info for an nfs vnode.
     38  */
     39 typedef void	nfs_getinfofromvp_ftype(struct vnode *, uint8_t *, size_t *,
     40 		    struct sockaddr_storage *, int *, off_t *,
     41 		    struct timeval *);
     42 typedef int	nfs_vinvalbuf_ftype(struct vnode *, int, struct thread *, int);
     43 
     44 struct	nfsmount_common {
     45 	struct mtx	nmcom_mtx;
     46 	int	nmcom_flag;		/* Flags for soft/hard... */
     47 	int	nmcom_state;		/* Internal state flags */
     48 	struct	mount *nmcom_mountp;	/* Vfs structure for this filesystem */
     49 	int	nmcom_timeo;		/* Init timer for NFSMNT_DUMBTIMR */
     50 	int	nmcom_retry;		/* Max retries */
     51 	char	nmcom_hostname[MNAMELEN];	/* server's name */
     52 	nfs_getinfofromvp_ftype	*nmcom_getinfo;	/* Get info from nfsnode */
     53 	nfs_vinvalbuf_ftype	*nmcom_vinvalbuf; /* Invalidate buffers */
     54 };
     55 
     56 #endif	/* _NFS_MOUNTCOMMON_H_ */
     57