/*      $NetBSD: nfs_mountcommon.h,v 1.2 2016/12/13 22:52:46 pgoyette Exp $     */
/*-
* Copyright (c) 2009 Rick Macklem, University of Guelph
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* FreeBSD: head/sys/nfs/nfs_mountcommon.h 216931 2011-01-03 20:37:31Z rmacklem
* $NetBSD: nfs_mountcommon.h,v 1.2 2016/12/13 22:52:46 pgoyette Exp $
*/

#ifndef _NFS_MOUNTCOMMON_H_
#define _NFS_MOUNTCOMMON_H_

/*
* The common fields of the nfsmount structure for the two clients
* used by the nlm. It includes a function pointer that provides
* a mechanism for getting the client specific info for an nfs vnode.
*/
typedef void    nfs_getinfofromvp_ftype(struct vnode *, uint8_t *, size_t *,
                   struct sockaddr_storage *, int *, off_t *,
                   struct timeval *);
typedef int     nfs_vinvalbuf_ftype(struct vnode *, int, struct lwp *, int);

struct  nfsmount_common {
       kmutex_t        nmcom_mtx;
       int     nmcom_flag;             /* Flags for soft/hard... */
       int     nmcom_state;            /* Internal state flags */
       struct  mount *nmcom_mountp;    /* Vfs structure for this filesystem */
       int     nmcom_timeo;            /* Init timer for NFSMNT_DUMBTIMR */
       int     nmcom_retry;            /* Max retries */
       char    nmcom_hostname[MNAMELEN];       /* server's name */
       nfs_getinfofromvp_ftype *nmcom_getinfo; /* Get info from nfsnode */
       nfs_vinvalbuf_ftype     *nmcom_vinvalbuf; /* Invalidate buffers */
};

#endif  /* _NFS_MOUNTCOMMON_H_ */