nfs_mountcommon.h revision 214048
1226048Sobrien/*- 268349Sobrien * Copyright (c) 2009 Rick Macklem, University of Guelph 3226048Sobrien * All rights reserved. 468349Sobrien * 568349Sobrien * Redistribution and use in source and binary forms, with or without 668349Sobrien * modification, are permitted provided that the following conditions 768349Sobrien * are met: 868349Sobrien * 1. Redistributions of source code must retain the above copyright 968349Sobrien * notice, this list of conditions and the following disclaimer. 1068349Sobrien * 2. Redistributions in binary form must reproduce the above copyright 1168349Sobrien * notice, this list of conditions and the following disclaimer in the 1268349Sobrien * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD: head/sys/nfs/nfs_mountcommon.h 214048 2010-10-19 00:20:00Z rmacklem $ 27 */ 28 29#ifndef _NFS_MOUNTCOMMON_H_ 30#define _NFS_MOUNTCOMMON_H_ 31 32/* 33 * The common fields of the nfsmount structure for the two clients 34 * used by the nlm. It includes a function pointer that provides 35 * a mechanism for getting the client specific info for an nfs vnode. 36 */ 37typedef void nfs_getinfofromvp_ftype(struct vnode *, uint8_t *, int *, 38 struct sockaddr_storage *, int *, off_t *); 39 40struct nfsmount_common { 41 struct mtx nmcom_mtx; 42 int nmcom_flag; /* Flags for soft/hard... */ 43 int nmcom_state; /* Internal state flags */ 44 struct mount *nmcom_mountp; /* Vfs structure for this filesystem */ 45 int nmcom_timeo; /* Init timer for NFSMNT_DUMBTIMR */ 46 int nmcom_retry; /* Max retries */ 47 char nmcom_hostname[MNAMELEN]; /* server's name */ 48 nfs_getinfofromvp_ftype *nmcom_getinfo; /* Get info from nfsnode */ 49}; 50 51#endif /* _NFS_MOUNTCOMMON_H_ */ 52