diff options
Diffstat (limited to '')
-rw-r--r-- | auth2-none.c | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/auth2-none.c b/auth2-none.c new file mode 100644 index 0000000..dacb5fb --- /dev/null +++ b/auth2-none.c @@ -0,0 +1,78 @@ +/* $OpenBSD: auth2-none.c,v 1.22 2018/07/09 21:35:50 markus 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 <sys/stat.h> +#include <sys/uio.h> + +#include <fcntl.h> +#include <string.h> +#include <unistd.h> +#include <stdarg.h> +#include <stdio.h> + +#include "atomicio.h" +#include "xmalloc.h" +#include "sshkey.h" +#include "hostfile.h" +#include "auth.h" +#include "packet.h" +#include "log.h" +#include "misc.h" +#include "servconf.h" +#include "compat.h" +#include "ssh2.h" +#include "ssherr.h" +#ifdef GSSAPI +#include "ssh-gss.h" +#endif +#include "monitor_wrap.h" + +/* import */ +extern ServerOptions options; + +/* "none" is allowed only one time */ +static int none_enabled = 1; + +static int +userauth_none(struct ssh *ssh) +{ + int r; + + none_enabled = 0; + if ((r = sshpkt_get_end(ssh)) != 0) + fatal("%s: %s", __func__, ssh_err(r)); + if (options.permit_empty_passwd && options.password_authentication) + return (PRIVSEP(auth_password(ssh, ""))); + return (0); +} + +Authmethod method_none = { + "none", + userauth_none, + &none_enabled +}; |