93 lines
2.1 KiB
C
93 lines
2.1 KiB
C
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/*
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* Copyright 1985, 1986, 1987, 1988 by the Massachusetts Institute
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* of Technology
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* For copying and distribution information, please see the file
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* <Copyright.MIT>.
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*
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* from: kstash.c,v 4.0 89/01/23 09:45:43 jtkohl Exp $
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* $Id: kstash.c,v 1.2 1994/07/19 19:27:05 g89r4222 Exp $
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*/
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#ifndef lint
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static char rcsid[] =
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"$Id: kstash.c,v 1.2 1994/07/19 19:27:05 g89r4222 Exp $";
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#endif lint
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#include <stdio.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <netdb.h>
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#include <signal.h>
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#include <sgtty.h>
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#include <sys/ioctl.h>
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#include <sys/time.h>
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#include <sys/file.h>
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#include <krb.h>
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#include <des.h>
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#include <klog.h>
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#include <prot.h>
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#include <krb_db.h>
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#include <kdc.h>
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extern int errno;
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/* change this later, but krblib_dbm needs it for now */
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char *progname;
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static C_Block master_key;
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static Key_schedule master_key_schedule;
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static Principal s_name_data; /* for services requested */
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static unsigned char master_key_version;
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int debug;
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static int more;
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static int kfile;
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static void clear_secrets();
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main(argc, argv)
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int argc;
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char **argv;
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{
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long n;
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if (n = kerb_init()) {
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fprintf(stderr, "Kerberos db and cache init failed = %d\n", n);
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exit(1);
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}
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if (kdb_get_master_key (TRUE, master_key, master_key_schedule) != 0) {
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fprintf (stderr, "%s: Couldn't read master key.\n", argv[0]);
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fflush (stderr);
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clear_secrets();
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exit (-1);
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}
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if (kdb_verify_master_key (master_key, master_key_schedule, stderr) < 0) {
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clear_secrets();
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exit (-1);
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}
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kfile = open(MKEYFILE, O_TRUNC | O_RDWR | O_CREAT, 0600);
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if (kfile < 0) {
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clear_secrets();
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fprintf(stderr, "\n\07\07%s: Unable to open master key file\n",
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argv[0]);
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exit(1);
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}
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if (write(kfile, (char *) master_key, 8) < 0) {
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clear_secrets();
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fprintf(stderr, "\n%s: Write I/O error on master key file\n",
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argv[0]);
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exit(1);
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}
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(void) close(kfile);
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clear_secrets();
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}
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static void
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clear_secrets()
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{
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bzero(master_key_schedule, sizeof(master_key_schedule));
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bzero(master_key, sizeof(master_key));
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}
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