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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 14:40:04 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 14:40:04 +0000
commit25505898530a333011f4fd5cbc841ad6b26c089c (patch)
tree333a33fdd60930bcccc3f177ed9467d535e9bac6 /auth2-kbdint.c
parentInitial commit. (diff)
downloadopenssh-25505898530a333011f4fd5cbc841ad6b26c089c.tar.xz
openssh-25505898530a333011f4fd5cbc841ad6b26c089c.zip
Adding upstream version 1:9.2p1.upstream/1%9.2p1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'auth2-kbdint.c')
-rw-r--r--auth2-kbdint.c72
1 files changed, 72 insertions, 0 deletions
diff --git a/auth2-kbdint.c b/auth2-kbdint.c
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+++ b/auth2-kbdint.c
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+/* $OpenBSD: auth2-kbdint.c,v 1.14 2021/12/19 22:12:07 djm 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, const char *method)
+{
+ 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_fr(r, "parse packet");
+
+ debug("keyboard-interactive devs %s", devs);
+
+ if (options.kbd_interactive_authentication)
+ authenticated = auth2_challenge(ssh, devs);
+
+ free(devs);
+ free(lang);
+ return authenticated;
+}
+
+Authmethod method_kbdint = {
+ "keyboard-interactive",
+ NULL,
+ userauth_kbdint,
+ &options.kbd_interactive_authentication
+};