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- /*
- * $Source: /usr/src/kerberosIV/kstash/RCS/kstash.c,v $
- * $Author: kfall $
- *
- * Copyright 1985, 1986, 1987, 1988 by the Massachusetts Institute
- * of Technology
- *
- * For copying and distribution information, please see the file
- * <mit-copyright.h>.
- *
- * Description.
- */
-
- #ifndef lint
- static char rcsid_kstash_c[] =
- "$Header: /usr/src/kerberosIV/kstash/RCS/kstash.c,v 4.1 90/06/25 21:33:13 kfall Exp $";
- #endif lint
-
- #include <mit-copyright.h>
-
- #include <stdio.h>
- #include <sys/types.h>
- #include <sys/socket.h>
- #include <netinet/in.h>
- #include <netdb.h>
- #include <signal.h>
- #include <sgtty.h>
- #include <sys/ioctl.h>
- #include <sys/time.h>
- #include <sys/file.h>
-
- #include <des.h>
- #include <krb.h>
- #include <klog.h>
- #include <prot.h>
- #include <krb_db.h>
- #include <kdc.h>
-
- extern int errno;
-
- /* change this later, but krblib_dbm needs it for now */
- char *progname;
-
- static C_Block master_key;
- static Key_schedule master_key_schedule;
- static Principal s_name_data; /* for services requested */
- static unsigned char master_key_version;
- int debug;
- static int more;
- static int kfile;
- static void clear_secrets();
-
- main(argc, argv)
- int argc;
- char **argv;
- {
- long n;
- if (n = kerb_init()) {
- fprintf(stderr, "Kerberos db and cache init failed = %d\n", n);
- exit(1);
- }
-
- if (kdb_get_master_key (TRUE, master_key, master_key_schedule) != 0) {
- fprintf (stderr, "%s: Couldn't read master key.\n", argv[0]);
- fflush (stderr);
- clear_secrets();
- exit (-1);
- }
-
- if (kdb_verify_master_key (master_key, master_key_schedule, stderr) < 0) {
- clear_secrets();
- exit (-1);
- }
-
- kfile = open(MKEYFILE, O_TRUNC | O_RDWR | O_CREAT, 0600);
- if (kfile < 0) {
- clear_secrets();
- fprintf(stderr, "\n\07\07%s: Unable to open master key file\n",
- argv[0]);
- exit(1);
- }
- if (write(kfile, (char *) master_key, 8) < 0) {
- clear_secrets();
- fprintf(stderr, "\n%s: Write I/O error on master key file\n",
- argv[0]);
- exit(1);
- }
- (void) close(kfile);
- clear_secrets();
- }
-
- static void
- clear_secrets()
- {
- bzero(master_key_schedule, sizeof(master_key_schedule));
- bzero(master_key, sizeof(master_key));
- }
-