1 #include <u.h>
2 #include <libc.h>
3 #include <venti.h>
4 #include <libsec.h>
5 #include <thread.h>
6 
7 enum
8 {
9 	// XXX What to do here?
10 	VtMaxLumpSize = 65535,
11 };
12 
13 void
14 usage(void)
15 {
16 	fprint(2, "usage: root [-h host] score\n");
17 	threadexitsall("usage");
18 }
19 
20 void
21 threadmain(int argc, char *argv[])
22 {
23 	int i, n;
24 	uchar score[VtScoreSize];
25 	uchar *buf;
26 	VtConn *z;
27 	char *host;
28 	VtRoot root;
29 
30 	fmtinstall('F', vtfcallfmt);
31 	fmtinstall('V', vtscorefmt);
32 	quotefmtinstall();
33 
34 	host = nil;
35 	ARGBEGIN{
36 	case 'h':
37 		host = EARGF(usage());
38 		break;
39 	default:
40 		usage();
41 		break;
42 	}ARGEND
43 
44 	if(argc == 0)
45 		usage();
46 
47 	buf = vtmallocz(VtMaxLumpSize);
48 
49 	z = vtdial(host);
50 	if(z == nil)
51 		sysfatal("could not connect to server: %r");
52 
53 	if(vtconnect(z) < 0)
54 		sysfatal("vtconnect: %r");
55 
56 	for(i=0; i<argc; i++){
57 		if(vtparsescore(argv[i], nil, score) < 0){
58 			fprint(2, "cannot parse score '%s': %r\n", argv[i]);
59 			continue;
60 		}
61 		n = vtread(z, score, VtRootType, buf, VtMaxLumpSize);
62 		if(n < 0){
63 			fprint(2, "could not read block %V: %r\n", score);
64 			continue;
65 		}
66 		if(n != VtRootSize){
67 			fprint(2, "block %V is wrong size %d != 300\n", score, n);
68 			continue;
69 		}
70 		if(vtrootunpack(&root, buf) < 0){
71 			fprint(2, "unpacking block %V: %r\n", score);
72 			continue;
73 		}
74 		print("%V: %q %q %V %d %V\n", score, root.name, root.type, root.score, root.blocksize, root.prev);
75 	}
76 	vthangup(z);
77 	threadexitsall(0);
78 }