/*
 * Copyright (C) 2011 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 "imv_test_state.h"

#include <debug.h>

typedef struct private_imv_test_state_t private_imv_test_state_t;

/**
 * Private data of an imv_test_state_t object.
 */
struct private_imv_test_state_t {

	/**
	 * Public members of imv_test_state_t
	 */
	imv_test_state_t public;

	/**
	 * TNCCS connection ID
	 */
	TNC_ConnectionID connection_id;

	/**
	 * TNCCS connection state
	 */
	TNC_ConnectionState state;

	/**
	 * IMV action recommendation
	 */
	TNC_IMV_Action_Recommendation rec;

	/**
	 * IMV evaluation result
	 */
	TNC_IMV_Evaluation_Result eval;

	/**
	 * IMC-IMV round-trip count
	 */
	int rounds;

};

METHOD(imv_state_t, get_connection_id, TNC_ConnectionID,
	private_imv_test_state_t *this)
{
	return this->connection_id;
}

METHOD(imv_state_t, change_state, void,
	private_imv_test_state_t *this, TNC_ConnectionState new_state)
{
	this->state = new_state;
}

METHOD(imv_state_t, get_recommendation, void,
	private_imv_test_state_t *this, TNC_IMV_Action_Recommendation *rec,
									TNC_IMV_Evaluation_Result *eval)
{
	*rec = this->rec;
	*eval = this->eval;
}

METHOD(imv_state_t, set_recommendation, void,
	private_imv_test_state_t *this, TNC_IMV_Action_Recommendation rec,
									TNC_IMV_Evaluation_Result eval)
{
	this->rec = rec;
	this->eval = eval;
}

METHOD(imv_state_t, destroy, void,
	private_imv_test_state_t *this)
{
	free(this);
}

METHOD(imv_test_state_t, another_round, bool,
	private_imv_test_state_t *this)
{
	return (this->rounds-- > 0);
}

/**
 * Described in header.
 */
imv_state_t *imv_test_state_create(TNC_ConnectionID connection_id, int rounds)
{
	private_imv_test_state_t *this;

	INIT(this,
		.public = {
			.interface = {
				.get_connection_id = _get_connection_id,
				.change_state = _change_state,
				.get_recommendation = _get_recommendation,
				.set_recommendation = _set_recommendation,
				.destroy = _destroy,
			},
			.another_round = _another_round,
		},
		.state = TNC_CONNECTION_STATE_CREATE,
		.rec = TNC_IMV_ACTION_RECOMMENDATION_NO_RECOMMENDATION,
		.eval = TNC_IMV_EVALUATION_RESULT_DONT_KNOW,
		.connection_id = connection_id,
		.rounds = rounds,
	);
	
	return &this->public.interface;
}