1 7a4ee46d 2003-11-23 devnull #include "stdinc.h"
  2 7a4ee46d 2003-11-23 devnull #include "dat.h"
  3 7a4ee46d 2003-11-23 devnull #include "fns.h"
  4 7a4ee46d 2003-11-23 devnull 
  5 7a4ee46d 2003-11-23 devnull char *host;
  6 7a4ee46d 2003-11-23 devnull 
  7 7a4ee46d 2003-11-23 devnull void
  8 7a4ee46d 2003-11-23 devnull usage(void)
  9 7a4ee46d 2003-11-23 devnull {
 10 7a4ee46d 2003-11-23 devnull 	fprint(2, "usage: read [-h host] score [type]\n");
 11 7a4ee46d 2003-11-23 devnull 	threadexitsall("usage");
 12 7a4ee46d 2003-11-23 devnull }
 13 7a4ee46d 2003-11-23 devnull 
 14 7a4ee46d 2003-11-23 devnull int
 15 7a4ee46d 2003-11-23 devnull parsescore(uchar *score, char *buf, int n)
 16 7a4ee46d 2003-11-23 devnull {
 17 7a4ee46d 2003-11-23 devnull 	int i, c;
 18 7a4ee46d 2003-11-23 devnull 
 19 7a4ee46d 2003-11-23 devnull 	memset(score, 0, VtScoreSize);
 20 7a4ee46d 2003-11-23 devnull 
 21 7a4ee46d 2003-11-23 devnull 	if(n != VtScoreSize*2){
 22 7a4ee46d 2003-11-23 devnull 		werrstr("score wrong length %d", n);
 23 7a4ee46d 2003-11-23 devnull 		return -1;
 24 7a4ee46d 2003-11-23 devnull 	}
 25 7a4ee46d 2003-11-23 devnull 	for(i=0; i<VtScoreSize*2; i++) {
 26 7a4ee46d 2003-11-23 devnull 		if(buf[i] >= '0' && buf[i] <= '9')
 27 7a4ee46d 2003-11-23 devnull 			c = buf[i] - '0';
 28 7a4ee46d 2003-11-23 devnull 		else if(buf[i] >= 'a' && buf[i] <= 'f')
 29 7a4ee46d 2003-11-23 devnull 			c = buf[i] - 'a' + 10;
 30 7a4ee46d 2003-11-23 devnull 		else if(buf[i] >= 'A' && buf[i] <= 'F')
 31 7a4ee46d 2003-11-23 devnull 			c = buf[i] - 'A' + 10;
 32 7a4ee46d 2003-11-23 devnull 		else {
 33 7a4ee46d 2003-11-23 devnull 			c = buf[i];
 34 7a4ee46d 2003-11-23 devnull 			werrstr("bad score char %d '%c'", c, c);
 35 7a4ee46d 2003-11-23 devnull 			return -1;
 36 7a4ee46d 2003-11-23 devnull 		}
 37 7a4ee46d 2003-11-23 devnull 
 38 7a4ee46d 2003-11-23 devnull 		if((i & 1) == 0)
 39 7a4ee46d 2003-11-23 devnull 			c <<= 4;
 40 7a4ee46d 2003-11-23 devnull 	
 41 7a4ee46d 2003-11-23 devnull 		score[i>>1] |= c;
 42 7a4ee46d 2003-11-23 devnull 	}
 43 7a4ee46d 2003-11-23 devnull 	return 0;
 44 7a4ee46d 2003-11-23 devnull }
 45 7a4ee46d 2003-11-23 devnull 
 46 7a4ee46d 2003-11-23 devnull void
 47 7a4ee46d 2003-11-23 devnull threadmain(int argc, char *argv[])
 48 7a4ee46d 2003-11-23 devnull {
 49 7a4ee46d 2003-11-23 devnull 	int type, n;
 50 7a4ee46d 2003-11-23 devnull 	uchar score[VtScoreSize];
 51 7a4ee46d 2003-11-23 devnull 	uchar *buf;
 52 7a4ee46d 2003-11-23 devnull 	VtConn *z;
 53 7a4ee46d 2003-11-23 devnull 
 54 7a4ee46d 2003-11-23 devnull 	ARGBEGIN{
 55 7a4ee46d 2003-11-23 devnull 	case 'h':
 56 7a4ee46d 2003-11-23 devnull 		host = EARGF(usage());
 57 7a4ee46d 2003-11-23 devnull 		break;
 58 7a4ee46d 2003-11-23 devnull 	default:
 59 7a4ee46d 2003-11-23 devnull 		usage();
 60 7a4ee46d 2003-11-23 devnull 		break;
 61 7a4ee46d 2003-11-23 devnull 	}ARGEND
 62 7a4ee46d 2003-11-23 devnull 
 63 7a4ee46d 2003-11-23 devnull 	if(argc != 1 && argc != 2)
 64 7a4ee46d 2003-11-23 devnull 		usage();
 65 7a4ee46d 2003-11-23 devnull 
 66 7a4ee46d 2003-11-23 devnull 
 67 7a4ee46d 2003-11-23 devnull 	fmtinstall('V', vtscorefmt);
 68 7a4ee46d 2003-11-23 devnull 
 69 7a4ee46d 2003-11-23 devnull 	if(parsescore(score, argv[0], strlen(argv[0])) < 0)
 70 7a4ee46d 2003-11-23 devnull 		sysfatal("could not parse score '%s': %r", argv[0]);
 71 7a4ee46d 2003-11-23 devnull 
 72 7a4ee46d 2003-11-23 devnull 	buf = vtmallocz(VtMaxLumpSize);
 73 7a4ee46d 2003-11-23 devnull 
 74 7a4ee46d 2003-11-23 devnull 	z = vtdial(host);
 75 7a4ee46d 2003-11-23 devnull 	if(z == nil)
 76 7a4ee46d 2003-11-23 devnull 		sysfatal("could not connect to server: %r");
 77 7a4ee46d 2003-11-23 devnull 
 78 7a4ee46d 2003-11-23 devnull 	if(vtconnect(z) < 0)
 79 7a4ee46d 2003-11-23 devnull 		sysfatal("vtconnect: %r");
 80 7a4ee46d 2003-11-23 devnull 
 81 7a4ee46d 2003-11-23 devnull 	if(argc == 1){
 82 7a4ee46d 2003-11-23 devnull 		n = -1;
 83 7a4ee46d 2003-11-23 devnull 		for(type=0; type<VtMaxType; type++){
 84 7a4ee46d 2003-11-23 devnull 			n = vtread(z, score, type, buf, VtMaxLumpSize);
 85 7a4ee46d 2003-11-23 devnull 			if(n >= 0){
 86 7a4ee46d 2003-11-23 devnull 				fprint(2, "venti/read%s%s %V %d\n", host ? " -h" : "", host ? host : "",
 87 7a4ee46d 2003-11-23 devnull 					score, type);
 88 7a4ee46d 2003-11-23 devnull 				break;
 89 7a4ee46d 2003-11-23 devnull 			}
 90 7a4ee46d 2003-11-23 devnull 		}
 91 7a4ee46d 2003-11-23 devnull 	}else{
 92 7a4ee46d 2003-11-23 devnull 		type = atoi(argv[1]);
 93 7a4ee46d 2003-11-23 devnull 		n = vtread(z, score, type, buf, VtMaxLumpSize);
 94 7a4ee46d 2003-11-23 devnull 	}
 95 7a4ee46d 2003-11-23 devnull 	vthangup(z);
 96 7a4ee46d 2003-11-23 devnull 	if(n < 0)
 97 7a4ee46d 2003-11-23 devnull 		sysfatal("could not read block: %r");
 98 7a4ee46d 2003-11-23 devnull 	if(write(1, buf, n) != n)
 99 7a4ee46d 2003-11-23 devnull 		sysfatal("write: %r");
100 7a4ee46d 2003-11-23 devnull 
101 7a4ee46d 2003-11-23 devnull 	threadexitsall(0);
102 7a4ee46d 2003-11-23 devnull }