[gssapi-openssh.git] / openssh / auth2-passwd.c

/*
 * 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"
RCSID("$OpenBSD: auth2-passwd.c,v 1.2 2002/05/31 11:35:15 markus Exp $");

#include "xmalloc.h"
#include "packet.h"
#include "log.h"
#include "auth.h"
#include "monitor_wrap.h"
#include "servconf.h"

/* import */
extern ServerOptions options;

static int
userauth_passwd(Authctxt *authctxt)
{
	char *password;
	int authenticated = 0;
	int change;
	u_int len;
	change = packet_get_char();
	if (change)
		log("password change not supported");
	password = packet_get_string(&len);
	packet_check_eom();
	if (authctxt->valid &&
#ifdef HAVE_CYGWIN
	    check_nt_auth(1, authctxt->pw) &&
#endif
	    PRIVSEP(auth_password(authctxt, password)) == 1)
		authenticated = 1;
	memset(password, 0, len);
	xfree(password);
	return authenticated;
}

Authmethod method_passwd = {
	"password",
	userauth_passwd,
	&options.password_authentication
};
Commit	Line	Data
884dc78b	1	/*
	2	* Copyright (c) 2000 Markus Friedl. All rights reserved.
	3	*
	4	* Redistribution and use in source and binary forms, with or without
	5	* modification, are permitted provided that the following conditions
	6	* are met:
	7	* 1. Redistributions of source code must retain the above copyright
	8	* notice, this list of conditions and the following disclaimer.
	9	* 2. Redistributions in binary form must reproduce the above copyright
	10	* notice, this list of conditions and the following disclaimer in the
	11	* documentation and/or other materials provided with the distribution.
	12	*
	13	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
	14	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
	15	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
	16	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
	17	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
	18	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
	19	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
	20	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
	21	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
	22	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	23	*/
	24
	25	#include "includes.h"
	26	RCSID("$OpenBSD: auth2-passwd.c,v 1.2 2002/05/31 11:35:15 markus Exp $");
	27
	28	#include "xmalloc.h"
	29	#include "packet.h"
	30	#include "log.h"
	31	#include "auth.h"
	32	#include "monitor_wrap.h"
	33	#include "servconf.h"
	34
	35	/* import */
	36	extern ServerOptions options;
	37
	38	static int
	39	userauth_passwd(Authctxt *authctxt)
	40	{
	41	char *password;
	42	int authenticated = 0;
	43	int change;
	44	u_int len;
	45	change = packet_get_char();
	46	if (change)
	47	log("password change not supported");
	48	password = packet_get_string(&len);
	49	packet_check_eom();
	50	if (authctxt->valid &&
	51	#ifdef HAVE_CYGWIN
	52	check_nt_auth(1, authctxt->pw) &&
	53	#endif
	54	PRIVSEP(auth_password(authctxt, password)) == 1)
	55	authenticated = 1;
	56	memset(password, 0, len);
	57	xfree(password);
	58	return authenticated;
	59	}
	60
	61	Authmethod method_passwd = {
	62	"password",
	63	userauth_passwd,
	64	&options.password_authentication
65	};