2 * network.h -- Provide common network functions for NFS mount/umount
4 * Copyright (C) 2007 Oracle. All rights reserved.
5 * Copyright (C) 2007 Chuck Lever <chuck.lever@oracle.com>
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public
9 * License as published by the Free Software Foundation; either
10 * version 2 of the License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details.
17 * You should have received a copy of the GNU General Public
18 * License along with this program; if not, write to the
19 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
20 * Boston, MA 021110-1307, USA.
24 #ifndef _NFS_UTILS_MOUNT_NETWORK_H
25 #define _NFS_UTILS_MOUNT_NETWORK_H
27 #include <rpc/pmap_prot.h>
32 #ifdef HAVE_RPCSVC_NFS_PROT_H
33 #include <rpcsvc/nfs_prot.h>
35 #include <linux/nfs.h>
36 #define nfsstat nfs_stat
39 #define MNT_SENDBUFSIZE (2048U)
40 #define MNT_RECVBUFSIZE (1024U)
44 struct sockaddr_in saddr;
48 /* RPC call timeout values */
49 static const struct timeval TIMEOUT = { 20, 0 };
50 static const struct timeval RETRY_TIMEOUT = { 3, 0 };
52 int probe_bothports(clnt_addr_t *, clnt_addr_t *);
53 int nfs_gethostbyname(const char *, struct sockaddr_in *);
54 int nfs_name_to_address(const char *, const sa_family_t,
55 struct sockaddr *, socklen_t *);
56 int nfs_string_to_sockaddr(const char *, const size_t,
57 struct sockaddr *, socklen_t *);
58 int nfs_present_sockaddr(const struct sockaddr *,
59 const socklen_t, char *, const size_t);
60 int get_client_address(struct sockaddr_in *, struct sockaddr_in *);
61 int nfs_callback_address(const struct sockaddr *, const socklen_t,
62 struct sockaddr *, socklen_t *);
63 int nfs_call_umount(clnt_addr_t *, dirpath *);
64 int clnt_ping(struct sockaddr_in *, const unsigned long,
65 const unsigned long, const unsigned int,
66 struct sockaddr_in *);
68 int start_statd(void);
70 unsigned long nfsvers_to_mnt(const unsigned long);
72 CLIENT *mnt_openclnt(clnt_addr_t *, int *);
73 void mnt_closeclnt(CLIENT *, int);
75 #endif /* _NFS_UTILS_MOUNT_NETWORK_H */