1 #include <u.h>
2 #include <libc.h>
3 #include <ip.h>
4 
5 int verbose = 1;
6 static char testmess[] = "__secstore\tPAK\nC=%s\nm=0\n";
7 
8 void
9 main(int argc, char **argv)
10 {
11 	int n, m, fd;
12 	uchar buf[500];
13 
14 	if(argc != 2)
15 		exits("usage: secacct userid");
16 
17 	n = snprint((char*)buf, sizeof buf, testmess, argv[1]);
18 	hnputs(buf, 0x8000+n-2);
19 
20 	fd = dial("tcp!ruble.cs.bell-labs.com!5356", 0, 0, 0);
21 	if(fd < 0)
22 		exits("cannot dial ruble");
23 	if(write(fd, buf, n) != n || readn(fd, buf, 2) != 2)
24 		exits("cannot exchange first round");
25 	n = ((buf[0]&0x7f)<<8) + buf[1];
26 	if(n+1 > sizeof buf)
27 		exits("implausibly large count");
28 	m = readn(fd, buf, n);
29 	close(fd);
30 	if(m != n)
31 		fprint(2,"short read from secstore\n");
32 	buf[m] = 0;
33 	print("%s\n", (char*)buf);
34 	exits(0);
35 }