1 7d59ed71 2005-02-11 devnull #include <u.h>
 2 7d59ed71 2005-02-11 devnull #include <libc.h>
 3 7d59ed71 2005-02-11 devnull #include <libsec.h>
 4 7d59ed71 2005-02-11 devnull #include <authsrv.h>
 5 7d59ed71 2005-02-11 devnull 
 6 7d59ed71 2005-02-11 devnull void
 7 7d59ed71 2005-02-11 devnull usage(void)
 8 7d59ed71 2005-02-11 devnull {
 9 7d59ed71 2005-02-11 devnull 	fprint(2, "usage: netkey\n");
10 7d59ed71 2005-02-11 devnull 	exits("usage");
11 7d59ed71 2005-02-11 devnull }
12 7d59ed71 2005-02-11 devnull 
13 7d59ed71 2005-02-11 devnull void
14 7d59ed71 2005-02-11 devnull main(int argc, char *argv[])
15 7d59ed71 2005-02-11 devnull {
16 7d59ed71 2005-02-11 devnull 	char *chal, *pass, buf[32], key[DESKEYLEN];
17 7d59ed71 2005-02-11 devnull 	char *s;
18 7d59ed71 2005-02-11 devnull 	int n;
19 7d59ed71 2005-02-11 devnull 
20 7d59ed71 2005-02-11 devnull 	ARGBEGIN{
21 7d59ed71 2005-02-11 devnull 	default:
22 7d59ed71 2005-02-11 devnull 		usage();
23 7d59ed71 2005-02-11 devnull 	}ARGEND
24 7d59ed71 2005-02-11 devnull 	if(argc)
25 7d59ed71 2005-02-11 devnull 		usage();
26 7d59ed71 2005-02-11 devnull 
27 7d59ed71 2005-02-11 devnull 	s = getenv("service");
28 7d59ed71 2005-02-11 devnull 	if(s && strcmp(s, "cpu") == 0){
29 7d59ed71 2005-02-11 devnull 		fprint(2, "netkey must not be run on the cpu server\n");
30 7d59ed71 2005-02-11 devnull 		exits("boofhead");
31 7d59ed71 2005-02-11 devnull 	}
32 7d59ed71 2005-02-11 devnull 
33 7d59ed71 2005-02-11 devnull 	pass = readcons("password", nil, 1);
34 7d59ed71 2005-02-11 devnull 	if(pass == nil)
35 7d59ed71 2005-02-11 devnull 		sysfatal("reading password: %r");
36 7d59ed71 2005-02-11 devnull 	passtokey(key, pass);
37 7d59ed71 2005-02-11 devnull 
38 7d59ed71 2005-02-11 devnull 	for(;;){
39 7d59ed71 2005-02-11 devnull 		chal = readcons("challenge", nil, 0);
40 7d59ed71 2005-02-11 devnull 		if(chal == nil || *chal == 0)
41 7d59ed71 2005-02-11 devnull 			exits(nil);
42 7d59ed71 2005-02-11 devnull 		n = strtol(chal, 0, 10);
43 7d59ed71 2005-02-11 devnull 		sprint(buf, "%d", n);
44 7d59ed71 2005-02-11 devnull 		netcrypt(key, buf);
45 7d59ed71 2005-02-11 devnull 		print("response: %s\n", buf);
46 7d59ed71 2005-02-11 devnull 	}
47 7d59ed71 2005-02-11 devnull }