xref: /dragonfly/usr.bin/keylogin/keylogin.c (revision ab709bfb)
1 /*
2  * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
3  * unrestricted use provided that this legend is included on all tape
4  * media and as a part of the software program in whole or part.  Users
5  * may copy or modify Sun RPC without charge, but are not authorized
6  * to license or distribute it to anyone else except as part of a product or
7  * program developed by the user or with the express written consent of
8  * Sun Microsystems, Inc.
9  *
10  * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
11  * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
12  * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
13  *
14  * Sun RPC is provided with no support and without any obligation on the
15  * part of Sun Microsystems, Inc. to assist in its use, correction,
16  * modification or enhancement.
17  *
18  * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
19  * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
20  * OR ANY PART THEREOF.
21  *
22  * In no event will Sun Microsystems, Inc. be liable for any lost revenue
23  * or profits or other special, indirect and consequential damages, even if
24  * Sun has been advised of the possibility of such damages.
25  *
26  * Sun Microsystems, Inc.
27  * 2550 Garcia Avenue
28  * Mountain View, California  94043
29  *
30  * @(#)keylogin.c 1.4 91/03/11 Copyr 1986 Sun Micro
31  *
32  * $FreeBSD: src/usr.bin/keylogin/keylogin.c,v 1.4 2002/06/30 05:25:01 obrien Exp $
33  * $DragonFly: src/usr.bin/keylogin/keylogin.c,v 1.4 2007/11/25 01:28:23 swildner Exp $
34  */
35 
36 /*
37  * Copyright (C) 1986, Sun Microsystems, Inc.
38  */
39 
40 /*
41  * Set secret key on local machine
42  */
43 #include <stdio.h>
44 #include <stdlib.h>
45 #include <string.h>
46 #include <pwd.h>
47 #include <unistd.h>
48 #include <rpc/rpc.h>
49 #include <rpc/key_prot.h>
50 
51 int
52 main(void)
53 {
54 	char fullname[MAXNETNAMELEN + 1];
55 	struct key_netstarg netst;
56 
57 	if (!getnetname(fullname)) {
58 		fprintf(stderr, "netname lookup failed -- make sure the ");
59 		fprintf(stderr, "system domain name is set.\n");
60 		exit(1);
61 	}
62 
63 	if (! getsecretkey(fullname, (char *)&(netst.st_priv_key),
64 				getpass("Password:"))) {
65 		fprintf(stderr, "Can't find %s's secret key\n", fullname);
66 		exit(1);
67 	}
68 	if (netst.st_priv_key[0] == 0) {
69 		fprintf(stderr, "Password incorrect for %s\n", fullname);
70 		exit(1);
71 	}
72 
73 	netst.st_pub_key[0] = 0;
74 	netst.st_netname = strdup(fullname);
75 
76 	if (key_setnet(&netst) < 0) {
77 		fprintf(stderr, "Could not set %s's secret key\n", fullname);
78 		fprintf(stderr, "Maybe the keyserver is down?\n");
79 		exit(1);
80 	}
81 	exit(0);
82 	/* NOTREACHED */
83 }
84