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- /*
- * Copyright (c) 1989 The Regents of the University of California.
- * All rights reserved.
- *
- * This code is derived from software contributed to Berkeley by
- * Rick Macklem at The University of Guelph.
- *
- * 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.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
- *
- * @(#)nfsmount.h 7.7 (Berkeley) 4/16/91
- */
-
- /*
- * Mount structure.
- * One allocated on every NFS mount.
- * Holds NFS specific information for mount.
- */
- struct nfsmount {
- int nm_flag; /* Flags for soft/hard... */
- struct mount *nm_mountp; /* Vfs structure for this filesystem */
- nfsv2fh_t nm_fh; /* File handle of root dir */
- struct socket *nm_so; /* Rpc socket */
- int nm_sotype; /* Type of socket */
- int nm_soproto; /* and protocol */
- int nm_soflags; /* pr_flags for socket protocol */
- struct mbuf *nm_nam; /* Addr of server */
- short nm_retry; /* Max retry count */
- short nm_rexmit; /* Rexmit on previous request */
- short nm_rtt; /* Round trip timer ticks @ NFS_HZ */
- short nm_rto; /* Current timeout */
- short nm_srtt; /* Smoothed round trip time */
- short nm_rttvar; /* RTT variance */
- short nm_currto; /* Current rto of any nfsmount */
- short nm_currexmit; /* Max rexmit count of nfsmounts */
- short nm_sent; /* Request send count */
- short nm_window; /* Request send window (max) */
- short nm_winext; /* Window incremental value */
- short nm_ssthresh; /* Slowstart threshold */
- short nm_salen; /* Actual length of nm_sockaddr */
- int nm_rsize; /* Max size of read rpc */
- int nm_wsize; /* Max size of write rpc */
- };
-
- #ifdef KERNEL
- /*
- * Convert mount ptr to nfsmount ptr.
- */
- #define VFSTONFS(mp) ((struct nfsmount *)((mp)->mnt_data))
- #endif /* KERNEL */
-
- /*
- * Prototypes for NFS mount operations
- */
- int nfs_mount __P((
- struct mount *mp,
- char *path,
- caddr_t data,
- struct nameidata *ndp,
- struct proc *p));
- int nfs_start __P((
- struct mount *mp,
- int flags,
- struct proc *p));
- int nfs_unmount __P((
- struct mount *mp,
- int mntflags,
- struct proc *p));
- int nfs_root __P((
- struct mount *mp,
- struct vnode **vpp));
- int nfs_quotactl __P((
- struct mount *mp,
- int cmds,
- int uid, /* should be uid_t */
- caddr_t arg,
- struct proc *p));
- int nfs_statfs __P((
- struct mount *mp,
- struct statfs *sbp,
- struct proc *p));
- int nfs_sync __P((
- struct mount *mp,
- int waitfor));
- int nfs_fhtovp __P((
- struct mount *mp,
- struct fid *fhp,
- struct vnode **vpp));
- int nfs_vptofh __P((
- struct vnode *vp,
- struct fid *fhp));
- int nfs_init __P(());
-