1 #include <u.h>
2 #include <sys/socket.h>
3 #include <netinet/in.h>
4 #include <netdb.h>
5 #include <sys/stat.h>
6 #include <sys/param.h>
7 #include <sys/mount.h>
8 #include <sys/syslog.h>
9 #include <rpc/rpc.h>
10 #include <rpc/pmap_clnt.h>
11 #include <rpc/pmap_prot.h>
12 #include <nfs/rpcv2.h>
13 #include <nfs/nfsproto.h>
14 #include <nfs/nfs.h>
15 #include <libc.h>
16 #include "mountnfs.h"
17 
18 void
19 mountnfs(int proto, struct sockaddr_in *sa,
20 	uchar *handle, int nhandle, char *mtpt)
21 {
22 	int mflag;
23 	struct nfs_args na;
24 
25 	memset(&na, 0, sizeof na);
26 	na.version = NFS_ARGSVERSION;
27 	na.addr = (struct sockaddr*)sa;
28 	na.addrlen = sizeof *sa;
29 	na.sotype = proto;
30 	na.proto = (proto == SOCK_STREAM) ? IPPROTO_TCP : IPPROTO_UDP;
31 	na.fh = handle;
32 	na.fhsize = nhandle;
33 	na.flags = NFSMNT_RESVPORT|NFSMNT_NFSV3|NFSMNT_INT;
34 	na.wsize = NFS_WSIZE;
35 	na.rsize = NFS_RSIZE;
36 	na.readdirsize = NFS_READDIRSIZE;
37 	na.timeo = 2;
38 	na.retrans = NFS_RETRANS;
39 	na.maxgrouplist = NFS_MAXGRPS;
40 	na.readahead = 0;
41 	na.leaseterm = 0;
42 	na.deadthresh = 0;
43 	na.hostname = "backup";
44 	na.acregmin = 60;
45 	na.acregmax = 600;
46 	na.acdirmin = 60;
47 	na.acdirmax = 600;
48 
49 	mflag = MNT_RDONLY|MNT_NOSUID|MNT_NOATIME|MNT_NODEV;
50 	if(mount("nfs", mtpt, mflag, &na) < 0)
51 		sysfatal("mount: %r");
52 }