1 a0d146ed 2005-07-12 devnull #include <u.h>
 2 a0d146ed 2005-07-12 devnull #include <libc.h>
 3 a0d146ed 2005-07-12 devnull #include <venti.h>
 4 a0d146ed 2005-07-12 devnull #include <libsec.h>
 5 a0d146ed 2005-07-12 devnull #include <thread.h>
 6 a0d146ed 2005-07-12 devnull 
 7 a0d146ed 2005-07-12 devnull void
 8 a0d146ed 2005-07-12 devnull usage(void)
 9 a0d146ed 2005-07-12 devnull {
10 a0d146ed 2005-07-12 devnull 	fprint(2, "usage: read [-h host] [-t type] score\n");
11 a0d146ed 2005-07-12 devnull 	threadexitsall("usage");
12 a0d146ed 2005-07-12 devnull }
13 a0d146ed 2005-07-12 devnull 
14 a0d146ed 2005-07-12 devnull void
15 a0d146ed 2005-07-12 devnull threadmain(int argc, char *argv[])
16 a0d146ed 2005-07-12 devnull {
17 a0d146ed 2005-07-12 devnull 	int type, n;
18 a0d146ed 2005-07-12 devnull 	uchar score[VtScoreSize];
19 a0d146ed 2005-07-12 devnull 	uchar *buf;
20 a0d146ed 2005-07-12 devnull 	VtConn *z;
21 a0d146ed 2005-07-12 devnull 	char *host;
22 a0d146ed 2005-07-12 devnull 
23 a0d146ed 2005-07-12 devnull 	fmtinstall('F', vtfcallfmt);
24 a0d146ed 2005-07-12 devnull 	fmtinstall('V', vtscorefmt);
25 a0d146ed 2005-07-12 devnull 
26 a0d146ed 2005-07-12 devnull 	host = nil;
27 a0d146ed 2005-07-12 devnull 	type = -1;
28 a0d146ed 2005-07-12 devnull 	ARGBEGIN{
29 a0d146ed 2005-07-12 devnull 	case 'h':
30 a0d146ed 2005-07-12 devnull 		host = EARGF(usage());
31 a0d146ed 2005-07-12 devnull 		break;
32 a0d146ed 2005-07-12 devnull 	case 't':
33 23fb2edb 2005-07-24 devnull 		type = atoi(EARGF(usage()));
34 a0d146ed 2005-07-12 devnull 		break;
35 a0d146ed 2005-07-12 devnull 	default:
36 a0d146ed 2005-07-12 devnull 		usage();
37 a0d146ed 2005-07-12 devnull 		break;
38 a0d146ed 2005-07-12 devnull 	}ARGEND
39 a0d146ed 2005-07-12 devnull 
40 a0d146ed 2005-07-12 devnull 	if(argc != 1)
41 a0d146ed 2005-07-12 devnull 		usage();
42 a0d146ed 2005-07-12 devnull 
43 a0d146ed 2005-07-12 devnull 	if(vtparsescore(argv[0], nil, score) < 0)
44 a0d146ed 2005-07-12 devnull 		sysfatal("could not parse score '%s': %r", argv[0]);
45 a0d146ed 2005-07-12 devnull 
46 a0d146ed 2005-07-12 devnull 	buf = vtmallocz(VtMaxLumpSize);
47 a0d146ed 2005-07-12 devnull 
48 a0d146ed 2005-07-12 devnull 	z = vtdial(host);
49 a0d146ed 2005-07-12 devnull 	if(z == nil)
50 a0d146ed 2005-07-12 devnull 		sysfatal("could not connect to server: %r");
51 a0d146ed 2005-07-12 devnull 
52 a0d146ed 2005-07-12 devnull 	if(vtconnect(z) < 0)
53 a0d146ed 2005-07-12 devnull 		sysfatal("vtconnect: %r");
54 a0d146ed 2005-07-12 devnull 
55 a0d146ed 2005-07-12 devnull 	if(type == -1){
56 a0d146ed 2005-07-12 devnull 		n = -1;
57 a0d146ed 2005-07-12 devnull 		for(type=0; type<VtMaxType; type++){
58 a0d146ed 2005-07-12 devnull 			n = vtread(z, score, type, buf, VtMaxLumpSize);
59 a0d146ed 2005-07-12 devnull 			if(n >= 0){
60 a0d146ed 2005-07-12 devnull 				fprint(2, "venti/read%s%s %V %d\n", host ? " -h" : "", host ? host : "",
61 a0d146ed 2005-07-12 devnull 					score, type);
62 a0d146ed 2005-07-12 devnull 				break;
63 a0d146ed 2005-07-12 devnull 			}
64 a0d146ed 2005-07-12 devnull 		}
65 23fb2edb 2005-07-24 devnull 	}else
66 a0d146ed 2005-07-12 devnull 		n = vtread(z, score, type, buf, VtMaxLumpSize);
67 23fb2edb 2005-07-24 devnull 
68 a0d146ed 2005-07-12 devnull 	vthangup(z);
69 a0d146ed 2005-07-12 devnull 	if(n < 0)
70 a0d146ed 2005-07-12 devnull 		sysfatal("could not read block: %r");
71 a0d146ed 2005-07-12 devnull 	if(write(1, buf, n) != n)
72 a0d146ed 2005-07-12 devnull 		sysfatal("write: %r");
73 a0d146ed 2005-07-12 devnull 	threadexitsall(0);
74 a0d146ed 2005-07-12 devnull }