1 #include <u.h>
2 #include <libc.h>
3 #include <venti.h>
4 #include <thread.h>
5 
6 char *host;
7 
8 void
9 usage(void)
10 {
11 	fprint(2, "usage: mkroot [-h host] name type score blocksize prev\n");
12 	threadexitsall("usage");
13 }
14 
15 void
16 threadmain(int argc, char *argv[])
17 {
18 	uchar score[VtScoreSize];
19 	uchar buf[VtRootSize];
20 	VtConn *z;
21 	VtRoot root;
22 
23 	ARGBEGIN{
24 	case 'h':
25 		host = EARGF(usage());
26 		break;
27 	default:
28 		usage();
29 		break;
30 	}ARGEND
31 
32 	if(argc != 5)
33 		usage();
34 
35 	fmtinstall('V', vtscorefmt);
36 	fmtinstall('F', vtfcallfmt);
37 
38 	strecpy(root.name, root.name+sizeof root.name, argv[0]);
39 	strecpy(root.type, root.type+sizeof root.type, argv[1]);
40 	if(vtparsescore(argv[2], nil, root.score) < 0)
41 		sysfatal("bad score '%s'", argv[2]);
42 	root.blocksize = atoi(argv[3]);
43 	if(vtparsescore(argv[4], nil, root.prev) < 0)
44 		sysfatal("bad score '%s'", argv[4]);
45 	vtrootpack(&root, buf);
46 
47 	z = vtdial(host);
48 	if(z == nil)
49 		sysfatal("could not connect to server: %r");
50 
51 	if(vtconnect(z) < 0)
52 		sysfatal("vtconnect: %r");
53 
54 	if(vtwrite(z, score, VtRootType, buf, VtRootSize) < 0)
55 		sysfatal("vtwrite: %r");
56 	if(vtsync(z) < 0)
57 		sysfatal("vtsync: %r");
58 	vthangup(z);
59 	print("%V\n", score);
60 	threadexitsall(0);
61 }