/*
 * Copyright (c) 2015, University of Kaiserslautern
 * 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.
 *
 * 3. Neither the name of the copyright holder 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 COPYRIGHT HOLDERS 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 COPYRIGHT HOLDER
 * 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.
 *
 * Authors:
 *    Robert Gernhardt
 *    Matthias Jung
 */

#include "Slots.h"
#include "TimingCalculation.h"


Slots::Slots(sc_time clk) :
		clk(clk)
{

}

Slots::~Slots()
{
}

void Slots::moveCommandToNextFreeSlot(ScheduledCommand& command)
{
	while(!isFree(command.getStart()))
		command.delayStart(clk);
}

void Slots::cleanUpSlots(sc_time time)
{
	slotSet.erase(slotSet.begin(), slotSet.lower_bound(time));
}

void Slots::blockSlot(sc_time time)
{
	sc_assert(isClkAligned(time, clk));
	slotSet.insert(time);
}

bool Slots::isFree(sc_time time)
{
	return (slotSet.count(time) == 0);
}

void Slots::blockSlots(sc_time begin, sc_time end, bool excludeBorders)
{
	sc_assert(isClkAligned(begin, clk));
	sc_assert(isClkAligned(end, clk));

	if (excludeBorders)
	{
		begin += clk;
		end -= clk;
	}

	for (sc_time time = begin; time <= end; time += clk)
	{
		slotSet.insert(time);
	}

}