/*
 * Copyright (C) 2010 Andreas Steffen
 * HSR Hochschule fuer Technik Rapperswil
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation; either version 2 of the License, or (at your
 * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * for more details.
 */

#include "pb_tnc_msg.h"
#include "ietf/pb_experimental_msg.h"
#include "ietf/pb_pa_msg.h"
#include "ietf/pb_error_msg.h"
#include "ietf/pb_language_preference_msg.h"
#include "ietf/pb_assessment_result_msg.h"
#include "ietf/pb_access_recommendation_msg.h"
#include "ietf/pb_remediation_parameters_msg.h"
#include "ietf/pb_reason_string_msg.h"
#include "ita/pb_mutual_capability_msg.h"
#include "tcg/pb_pdp_referral_msg.h"

#include <library.h>

ENUM(pb_tnc_msg_type_names, PB_MSG_EXPERIMENTAL, PB_MSG_REASON_STRING,
	"PB-Experimental",
	"PB-PA",
	"PB-Assessment-Result",
	"PB-Access-Recommendation",
	"PB-Remediation-Parameters",
	"PB-Error",
	"PB-Language-Preference",
	"PB-Reason-String"
);

ENUM(pb_tnc_tcg_msg_type_names, PB_TCG_MSG_PDP_REFERRAL,
								PB_TCG_MSG_PDP_REFERRAL,
	"PB-PDP-Referral"
);

ENUM(pb_tnc_ita_msg_type_names, PB_ITA_MSG_NOSKIP_TEST,
								PB_ITA_MSG_MUTUAL_CAPABILITY,
	"PB-Noskip-Test",
	"PB-Mutual-Capability"
);

pb_tnc_msg_info_t pb_tnc_msg_infos[] = {
	{ 12, FALSE, FALSE, TRUE_OR_FALSE },
	{ 24, FALSE, FALSE, TRUE  },
	{ 16, TRUE,  TRUE,  TRUE  },
	{ 16, TRUE,  TRUE,  FALSE },
	{ 20, FALSE, TRUE,  FALSE },
	{ 20, FALSE, FALSE, TRUE  },
	{ 12, FALSE, FALSE, FALSE },
	{ 17, FALSE, TRUE,  FALSE },
};

pb_tnc_msg_info_t pb_tnc_tcg_msg_infos[] = {
	{ 0 }, /* dummy entry because pb_tnc_tcg_msg_type_t starts with 1 */
	{ 20, FALSE, FALSE,  FALSE },
};

pb_tnc_msg_info_t pb_tnc_ita_msg_infos[] = {
	{ 12, TRUE,  FALSE,  TRUE  },
	{ 16, FALSE, FALSE,  FALSE },
};

/**
 * See header
 */
pb_tnc_msg_t* pb_tnc_msg_create_from_data(pen_type_t msg_type, chunk_t value)
{
	if (msg_type.vendor_id == PEN_IETF)
	{
		switch (msg_type.type)
		{
			case PB_MSG_PA:
				return pb_pa_msg_create_from_data(value);
			case PB_MSG_ERROR:
				return pb_error_msg_create_from_data(value);
			case PB_MSG_EXPERIMENTAL:
				return pb_experimental_msg_create_from_data(value);
			case PB_MSG_LANGUAGE_PREFERENCE:
				return pb_language_preference_msg_create_from_data(value);
			case PB_MSG_ASSESSMENT_RESULT:
				return pb_assessment_result_msg_create_from_data(value);
			case PB_MSG_ACCESS_RECOMMENDATION:
				return pb_access_recommendation_msg_create_from_data(value);
			case PB_MSG_REMEDIATION_PARAMETERS:
				return pb_remediation_parameters_msg_create_from_data(value);
			case PB_MSG_REASON_STRING:
				return pb_reason_string_msg_create_from_data(value);
		}
	}
	else if (msg_type.vendor_id == PEN_TCG)
	{
		if (msg_type.type == PB_TCG_MSG_PDP_REFERRAL)
		{
			return pb_pdp_referral_msg_create_from_data(value);
		}
	}
	else if (msg_type.vendor_id == PEN_ITA)
	{
		if (msg_type.type == PB_ITA_MSG_MUTUAL_CAPABILITY)
		{
			return pb_mutual_capability_msg_create_from_data(value);
		}
	}
	return NULL;
}