usr.bin/keylogin/keylogin.c

   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  * $DragonFly: src/usr.bin/keylogin/keylogin.c,v 1.3 2003/10/04 22:36:46 hmp Exp $
  33  */
  34
  35 /*
  36  * Copyright (C) 1986, Sun Microsystems, Inc.
  37  */
  38
  39 /*
  40  * Set secret key on local machine
  41  */
  42 #include <stdio.h>
  43 #include <string.h>
  44 #include <pwd.h>
  45 #include <unistd.h>
  46 #include <rpc/rpc.h>
  47 #include <rpc/key_prot.h>
  48
  49 int
  50 main(void)
  51 {
  52         char fullname[MAXNETNAMELEN + 1];
  53         struct netstarg netst;
  54
  55         if (!getnetname(fullname)) {
  56                 fprintf(stderr, "netname lookup failed -- make sure the ");
  57                 fprintf(stderr, "system domain name is set.\n");
  58                 exit(1);
  59         }
  60
  61         if (! getsecretkey(fullname, (char *)&(netst.st_priv_key),
  62                                 getpass("Password:"))) {
  63                 fprintf(stderr, "Can't find %s's secret key\n", fullname);
  64                 exit(1);
  65         }
  66         if (netst.st_priv_key[0] == 0) {
  67                 fprintf(stderr, "Password incorrect for %s\n", fullname);
  68                 exit(1);
  69         }
  70
  71         netst.st_pub_key[0] = 0;
  72         netst.st_netname = strdup(fullname);
  73
  74         if (key_setnet(&netst) < 0) {
  75                 fprintf(stderr, "Could not set %s's secret key\n", fullname);
  76                 fprintf(stderr, "Maybe the keyserver is down?\n");
  77                 exit(1);
  78         }
  79         exit(0);
  80         /* NOTREACHED */
  81 }