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.,
20 * 51 Franklin Street, Fifth Floor, Boston, MA 0211-1301 USA
24 #ifndef _NFS_UTILS_MOUNT_NETWORK_H
25 #define _NFS_UTILS_MOUNT_NETWORK_H
27 #include <rpc/pmap_prot.h>
29 #define MNT_SENDBUFSIZE (2048U)
30 #define MNT_RECVBUFSIZE (1024U)
34 struct sockaddr_in saddr;
38 /* RPC call timeout values */
39 static const struct timeval TIMEOUT = { 20, 0 };
40 static const struct timeval RETRY_TIMEOUT = { 3, 0 };
42 int probe_bothports(clnt_addr_t *, clnt_addr_t *);
43 int nfs_probe_bothports(const struct sockaddr *, const socklen_t,
44 struct pmap *, const struct sockaddr *,
45 const socklen_t, struct pmap *);
46 int nfs_gethostbyname(const char *, struct sockaddr_in *);
47 int nfs_lookup(const char *hostname, const sa_family_t family,
48 struct sockaddr *sap, socklen_t *salen);
49 int nfs_string_to_sockaddr(const char *, struct sockaddr *, socklen_t *);
50 int nfs_present_sockaddr(const struct sockaddr *,
51 const socklen_t, char *, const size_t);
52 int nfs_callback_address(const struct sockaddr *, const socklen_t,
53 struct sockaddr *, socklen_t *);
54 int clnt_ping(struct sockaddr_in *, const unsigned long,
55 const unsigned long, const unsigned int,
56 struct sockaddr_in *);
60 int nfs_nfs_proto_family(struct mount_options *options, sa_family_t *family);
61 int nfs_mount_proto_family(struct mount_options *options, sa_family_t *family);
62 int nfs_nfs_version(struct mount_options *options, unsigned long *version);
63 int nfs_nfs_protocol(struct mount_options *options, unsigned long *protocol);
65 int nfs_options2pmap(struct mount_options *,
66 struct pmap *, struct pmap *);
68 int start_statd(void);
70 unsigned long nfsvers_to_mnt(const unsigned long);
72 int nfs_call_umount(clnt_addr_t *, dirpath *);
73 int nfs_advise_umount(const struct sockaddr *, const socklen_t,
74 const struct pmap *, const dirpath *);
75 CLIENT *mnt_openclnt(clnt_addr_t *, int *);
76 void mnt_closeclnt(CLIENT *, int);
78 int nfs_umount_do_umnt(struct mount_options *options,
79 char **hostname, char **dirname);
81 #endif /* _NFS_UTILS_MOUNT_NETWORK_H */