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/* $NetBSD: mech_external.c,v 1.3 2011/02/11 23:44:43 christos Exp $ */
/* Copyright (c) 2010 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Mateusz Kocielski.
*
* 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 NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
*/
#include <sys/cdefs.h>
__RCSID("$NetBSD: mech_external.c,v 1.3 2011/02/11 23:44:43 christos Exp $");
#include <saslc.h>
#include <string.h>
#include "mech.h"
#include "saslc_private.h"
/* See RFC 2222 section 7.4. */
/* properties */
#define SASLC_EXTERNAL_AUTHZID SASLC_PROP_AUTHZID
/**
* @brief doing one step of the sasl authentication
* @param sess sasl session
* @param in input data
* @param inlen input data length
* @param out place to store output data
* @param outlen output data length
* @return MECH_OK - success,
* MECH_STEP - more steps are needed,
* MECH_ERROR - error
*/
/*ARGSUSED*/
static int
saslc__mech_external_cont(saslc_sess_t *sess, const void *in, size_t inlen,
void **out, size_t *outlen)
{
return saslc__mech_strdup(sess, (char **)out, outlen,
SASLC_EXTERNAL_AUTHZID,
"authzid is required for an authentication");
}
/* mechanism definition */
const saslc__mech_t saslc__mech_external = {
.name = "EXTERNAL",
.flags = FLAG_NONE,
.create = saslc__mech_generic_create,
.cont = saslc__mech_external_cont,
.encode = NULL,
.decode = NULL,
.destroy = saslc__mech_generic_destroy
};
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