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 75d04888 2009-05-25 rsc enum
 8 75d04888 2009-05-25 rsc {
 9 75d04888 2009-05-25 rsc 	// XXX What to do here?
10 75d04888 2009-05-25 rsc 	VtMaxLumpSize = 65536,
11 75d04888 2009-05-25 rsc };
12 75d04888 2009-05-25 rsc 
13 a0d146ed 2005-07-12 devnull void
14 a0d146ed 2005-07-12 devnull usage(void)
15 a0d146ed 2005-07-12 devnull {
16 a0d146ed 2005-07-12 devnull 	fprint(2, "usage: read [-h host] [-t type] score\n");
17 a0d146ed 2005-07-12 devnull 	threadexitsall("usage");
18 a0d146ed 2005-07-12 devnull }
19 a0d146ed 2005-07-12 devnull 
20 a0d146ed 2005-07-12 devnull void
21 a0d146ed 2005-07-12 devnull threadmain(int argc, char *argv[])
22 a0d146ed 2005-07-12 devnull {
23 a0d146ed 2005-07-12 devnull 	int type, n;
24 a0d146ed 2005-07-12 devnull 	uchar score[VtScoreSize];
25 a0d146ed 2005-07-12 devnull 	uchar *buf;
26 a0d146ed 2005-07-12 devnull 	VtConn *z;
27 a0d146ed 2005-07-12 devnull 	char *host;
28 a0d146ed 2005-07-12 devnull 
29 a0d146ed 2005-07-12 devnull 	fmtinstall('F', vtfcallfmt);
30 a0d146ed 2005-07-12 devnull 	fmtinstall('V', vtscorefmt);
31 a0d146ed 2005-07-12 devnull 
32 a0d146ed 2005-07-12 devnull 	host = nil;
33 a0d146ed 2005-07-12 devnull 	type = -1;
34 a0d146ed 2005-07-12 devnull 	ARGBEGIN{
35 a0d146ed 2005-07-12 devnull 	case 'h':
36 a0d146ed 2005-07-12 devnull 		host = EARGF(usage());
37 a0d146ed 2005-07-12 devnull 		break;
38 a0d146ed 2005-07-12 devnull 	case 't':
39 23fb2edb 2005-07-24 devnull 		type = atoi(EARGF(usage()));
40 a0d146ed 2005-07-12 devnull 		break;
41 a0d146ed 2005-07-12 devnull 	default:
42 a0d146ed 2005-07-12 devnull 		usage();
43 a0d146ed 2005-07-12 devnull 		break;
44 a0d146ed 2005-07-12 devnull 	}ARGEND
45 a0d146ed 2005-07-12 devnull 
46 a0d146ed 2005-07-12 devnull 	if(argc != 1)
47 a0d146ed 2005-07-12 devnull 		usage();
48 a0d146ed 2005-07-12 devnull 
49 a0d146ed 2005-07-12 devnull 	if(vtparsescore(argv[0], nil, score) < 0)
50 a0d146ed 2005-07-12 devnull 		sysfatal("could not parse score '%s': %r", argv[0]);
51 a0d146ed 2005-07-12 devnull 
52 a0d146ed 2005-07-12 devnull 	buf = vtmallocz(VtMaxLumpSize);
53 a0d146ed 2005-07-12 devnull 
54 a0d146ed 2005-07-12 devnull 	z = vtdial(host);
55 a0d146ed 2005-07-12 devnull 	if(z == nil)
56 a0d146ed 2005-07-12 devnull 		sysfatal("could not connect to server: %r");
57 a0d146ed 2005-07-12 devnull 
58 a0d146ed 2005-07-12 devnull 	if(vtconnect(z) < 0)
59 a0d146ed 2005-07-12 devnull 		sysfatal("vtconnect: %r");
60 a0d146ed 2005-07-12 devnull 
61 a0d146ed 2005-07-12 devnull 	if(type == -1){
62 a0d146ed 2005-07-12 devnull 		n = -1;
63 a0d146ed 2005-07-12 devnull 		for(type=0; type<VtMaxType; type++){
64 a0d146ed 2005-07-12 devnull 			n = vtread(z, score, type, buf, VtMaxLumpSize);
65 a0d146ed 2005-07-12 devnull 			if(n >= 0){
66 a0d146ed 2005-07-12 devnull 				fprint(2, "venti/read%s%s %V %d\n", host ? " -h" : "", host ? host : "",
67 a0d146ed 2005-07-12 devnull 					score, type);
68 a0d146ed 2005-07-12 devnull 				break;
69 a0d146ed 2005-07-12 devnull 			}
70 a0d146ed 2005-07-12 devnull 		}
71 23fb2edb 2005-07-24 devnull 	}else
72 a0d146ed 2005-07-12 devnull 		n = vtread(z, score, type, buf, VtMaxLumpSize);
73 23fb2edb 2005-07-24 devnull 
74 a0d146ed 2005-07-12 devnull 	vthangup(z);
75 a0d146ed 2005-07-12 devnull 	if(n < 0)
76 a0d146ed 2005-07-12 devnull 		sysfatal("could not read block: %r");
77 a0d146ed 2005-07-12 devnull 	if(write(1, buf, n) != n)
78 a0d146ed 2005-07-12 devnull 		sysfatal("write: %r");
79 a0d146ed 2005-07-12 devnull 	threadexitsall(0);
80 a0d146ed 2005-07-12 devnull }