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1 004aa293 2005-07-13 devnull #include <u.h>
2 004aa293 2005-07-13 devnull #include <sys/socket.h>
3 004aa293 2005-07-13 devnull #include <sys/mount.h>
4 e0d1df6f 2006-05-16 devnull #include <linux/version.h>
5 e0d1df6f 2006-05-16 devnull #if LINUX_VERSION_CODE < 0x020600
6 004aa293 2005-07-13 devnull # define __KERNEL__
7 004aa293 2005-07-13 devnull # include <linux/nfs.h>
8 004aa293 2005-07-13 devnull # undef __KERNEL__
9 004aa293 2005-07-13 devnull #else
10 004aa293 2005-07-13 devnull # include <linux/nfs.h>
11 004aa293 2005-07-13 devnull #endif
12 004aa293 2005-07-13 devnull #include <linux/nfs2.h>
13 004aa293 2005-07-13 devnull #include <linux/nfs_mount.h>
14 004aa293 2005-07-13 devnull #include <libc.h>
15 004aa293 2005-07-13 devnull #include "mountnfs.h"
16 004aa293 2005-07-13 devnull
17 004aa293 2005-07-13 devnull void
18 004aa293 2005-07-13 devnull mountnfs(int proto, struct sockaddr_in *sa, uchar *handle, int nhandle, char *mtpt)
19 004aa293 2005-07-13 devnull {
20 004aa293 2005-07-13 devnull int mflag, fd;
21 004aa293 2005-07-13 devnull struct nfs_mount_data nfs;
22 004aa293 2005-07-13 devnull
23 004aa293 2005-07-13 devnull fd = socket(AF_INET, proto, proto==SOCK_STREAM ? IPPROTO_TCP : IPPROTO_UDP);
24 004aa293 2005-07-13 devnull if(fd < 0)
25 004aa293 2005-07-13 devnull sysfatal("socket: %r");
26 004aa293 2005-07-13 devnull
27 004aa293 2005-07-13 devnull memset(&nfs, 0, sizeof nfs);
28 004aa293 2005-07-13 devnull nfs.version = NFS_MOUNT_VERSION;
29 004aa293 2005-07-13 devnull nfs.fd = fd;
30 004aa293 2005-07-13 devnull nfs.flags =
31 004aa293 2005-07-13 devnull NFS_MOUNT_SOFT|
32 004aa293 2005-07-13 devnull NFS_MOUNT_INTR|
33 004aa293 2005-07-13 devnull NFS_MOUNT_NOAC|
34 004aa293 2005-07-13 devnull NFS_MOUNT_NOCTO|
35 004aa293 2005-07-13 devnull NFS_MOUNT_VER3|
36 004aa293 2005-07-13 devnull NFS_MOUNT_NONLM;
37 004aa293 2005-07-13 devnull if(proto==SOCK_STREAM)
38 004aa293 2005-07-13 devnull nfs.flags |= NFS_MOUNT_TCP;
39 004aa293 2005-07-13 devnull nfs.rsize = 8192;
40 004aa293 2005-07-13 devnull nfs.wsize = 8192;
41 004aa293 2005-07-13 devnull nfs.timeo = 120;
42 004aa293 2005-07-13 devnull nfs.retrans = 2;
43 004aa293 2005-07-13 devnull nfs.acregmin = 60;
44 004aa293 2005-07-13 devnull nfs.acregmax = 600;
45 004aa293 2005-07-13 devnull nfs.acdirmin = 60;
46 004aa293 2005-07-13 devnull nfs.acdirmax = 600;
47 004aa293 2005-07-13 devnull nfs.addr = *sa;
48 004aa293 2005-07-13 devnull strcpy(nfs.hostname, "backup");
49 004aa293 2005-07-13 devnull nfs.namlen = 1024;
50 004aa293 2005-07-13 devnull nfs.bsize = 8192;
51 004aa293 2005-07-13 devnull memcpy(nfs.root.data, handle, nhandle);
52 004aa293 2005-07-13 devnull nfs.root.size = nhandle;
53 004aa293 2005-07-13 devnull mflag = MS_NOATIME|MS_NODEV|MS_NODIRATIME|
54 004aa293 2005-07-13 devnull MS_NOEXEC|MS_NOSUID|MS_RDONLY;
55 004aa293 2005-07-13 devnull
56 004aa293 2005-07-13 devnull if(mount("backup:/", mtpt, "nfs", mflag, &nfs) < 0)
57 004aa293 2005-07-13 devnull sysfatal("mount: %r");
58 004aa293 2005-07-13 devnull }