home *** CD-ROM | disk | FTP | other *** search
- /*-
- * Copyright (c) 1988 The Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * This product includes software developed by the University of
- * California, Berkeley and its contributors.
- * 4. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
- #ifndef lint
- char copyright[] =
- "@(#) Copyright (c) 1988 The Regents of the University of California.\n\
- All rights reserved.\n";
- #endif /* not lint */
-
- #ifndef lint
- static char sccsid[] = "@(#)make_keypair.c 5.1 (Berkeley) 4/12/91";
- #endif /* not lint */
-
- #include <sys/types.h>
- #include <sys/file.h>
- #include <netinet/in.h>
- #include <stdio.h>
- #include <netdb.h>
- #include <kerberosIV/des.h>
- #include <kerberosIV/krb.h>
- #include "pathnames.h"
- #include "register_proto.h"
-
- extern void random_key(), herror();
- void make_key(), usage();
-
- main(argc, argv)
- int argc;
- char **argv;
- {
- struct hostent *hp;
- char *addr;
- int i;
- struct sockaddr_in sin;
-
- if (argc != 2) {
- usage(argv[0]);
- exit(1);
- }
-
- if ((hp = gethostbyname(argv[1])) == NULL) {
- herror(argv[1]);
- exit(1);
- }
-
- for (i = 0; addr = hp->h_addr_list[i]; i++) {
- addr = hp->h_addr_list[i];
- bcopy(addr, &sin.sin_addr, hp->h_length);
-
- printf("Making key for host %s (%s)\n",
- argv[1], inet_ntoa(sin.sin_addr));
- make_key(sin.sin_addr);
- }
- printf("==========\n");
- printf("One copy of the each key should be put in %s on the\n",
- SERVER_KEYDIR);
- printf("Kerberos server machine (mode 600, owner root).\n");
- printf("Another copy of each key should be put on the named\n");
- printf("client as %sXXX.XXX.XXX.XXX (same modes as above),\n",
- CLIENT_KEYFILE);
- printf("where the X's refer to digits of the host's inet address.\n");
- (void)fflush(stdout);
- exit(0);
- }
-
- void
- make_key(addr)
- struct in_addr addr;
- {
- struct keyfile_data kfile;
- char namebuf[255];
- int fd;
-
- (void)sprintf(namebuf, ".%s%s",
- CLIENT_KEYFILE,
- inet_ntoa(addr));
- fd = open(namebuf, O_WRONLY|O_CREAT, 0600);
- if (fd < 0) {
- perror("open");
- exit(1);
- }
- random_key(kfile.kf_key);
- printf("writing to file -> %s ...", namebuf);
- if (write(fd, &kfile, sizeof(kfile)) != sizeof(kfile)) {
- fprintf(stderr, "error writing file %s\n", namebuf);
- }
- printf("done.\n");
- (void)close(fd);
- return;
- }
-
- void
- usage(name)
- char *name;
- {
- fprintf(stderr, "usage: %s host\n", name);
- }
-