123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172 |
- /* $OpenBSD: auth2-kbdint.c,v 1.11 2019/11/13 04:47:52 deraadt Exp $ */
- /*
- * Copyright (c) 2000 Markus Friedl. 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.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
- */
- #include "includes.h"
- #include <sys/types.h>
- #include <stdlib.h>
- #include <stdio.h>
- #include <stdarg.h>
- #include "xmalloc.h"
- #include "packet.h"
- #include "hostfile.h"
- #include "auth.h"
- #include "log.h"
- #include "misc.h"
- #include "servconf.h"
- #include "ssherr.h"
- /* import */
- extern ServerOptions options;
- static int
- userauth_kbdint(struct ssh *ssh)
- {
- int r, authenticated = 0;
- char *lang, *devs;
- if ((r = sshpkt_get_cstring(ssh, &lang, NULL)) != 0 ||
- (r = sshpkt_get_cstring(ssh, &devs, NULL)) != 0 ||
- (r = sshpkt_get_end(ssh)) != 0)
- fatal("%s: %s", __func__, ssh_err(r));
- debug("keyboard-interactive devs %s", devs);
- if (options.challenge_response_authentication)
- authenticated = auth2_challenge(ssh, devs);
- free(devs);
- free(lang);
- return authenticated;
- }
- Authmethod method_kbdint = {
- "keyboard-interactive",
- userauth_kbdint,
- &options.kbd_interactive_authentication
- };
|