1 #include <u.h>
2 #include <sys/socket.h>
3 #include <netinet/in.h>
4 #include <libc.h>
5 #include "mountnfs.h"
6 
7 void
8 usage(void)
9 {
10 	fprint(2, "usage: vmount [-v] [-h handle] address mountpoint\n");
11 	exits("usage");
12 }
13 
14 int handlelen = 1;
15 uchar handle[64] = {
16 	0x00
17 };
18 
19 void
20 main(int argc, char **argv)
21 {
22 	char *p, *net, *unx;
23 	u32int host;
24 	int n, port, proto, verbose;
25 	struct sockaddr_in sa;
26 
27 	verbose = 0;
28 	ARGBEGIN{
29 	case 'h':
30 		p = EARGF(usage());
31 		n = strlen(p);
32 		if(n%2)
33 			sysfatal("bad handle '%s'", p);
34 		if(n > 2*sizeof handle)
35 			sysfatal("handle too long '%s'", p);
36 		handlelen = n/2;
37 		if(dec16(handle, n/2, p, n) != n/2)
38 			sysfatal("bad hex in handle '%s'", p);
39 		break;
40 
41 	case 'v':
42 		verbose = 1;
43 		break;
44 
45 	default:
46 		usage();
47 	}ARGEND
48 
49 	if(argc != 2)
50 		usage();
51 
52 	p = p9netmkaddr(argv[0], "udp", "nfs");
53 	if(p9dialparse(strdup(p), &net, &unx, &host, &port) < 0)
54 		sysfatal("bad address '%s'", p);
55 
56 	if(verbose)
57 		print("nfs server is net=%s addr=%d.%d.%d.%d port=%d\n",
58 			net, host&0xFF, (host>>8)&0xFF, (host>>16)&0xFF, host>>24, port);
59 
60 	proto = 0;
61 	if(strcmp(net, "tcp") == 0)
62 		proto = SOCK_STREAM;
63 	else if(strcmp(net, "udp") == 0)
64 		proto = SOCK_DGRAM;
65 	else
66 		sysfatal("bad proto %s: can only handle tcp and udp", net);
67 
68 	memset(&sa, 0, sizeof sa);
69 	memmove(&sa.sin_addr, &host, 4);
70 	sa.sin_family = AF_INET;
71 	sa.sin_port = htons(port);
72 
73 	mountnfs(proto, &sa, handle, handlelen, argv[1]);
74 	exits(0);
75 }