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/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of the OpenSim Project 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 DEVELOPERS ``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 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.
*/
namespace OpenSim.Region.ClientStack.LindenUDP
{
public class LLPacketThrottle
{
private readonly int m_maxAllowableThrottle;
private readonly int m_minAllowableThrottle;
private int m_currentThrottle;
private const int m_throttleTimeDivisor = 7;
private int m_currentBitsSent;
public LLPacketThrottle(int Min, int Max, int Throttle)
{
m_maxAllowableThrottle = Max;
m_minAllowableThrottle = Min;
m_currentThrottle = Throttle;
m_currentBitsSent = 0;
}
public void Reset()
{
m_currentBitsSent = 0;
}
public bool UnderLimit()
{
return (m_currentBitsSent < (m_currentThrottle/m_throttleTimeDivisor));
}
public int AddBits(int bits)
{
m_currentBitsSent += bits;
return m_currentBitsSent;
}
public int AddBytes(int bytes)
{
m_currentBitsSent += bytes * 8;
return m_currentBitsSent;
}
// Properties
public int Max
{
get { return m_maxAllowableThrottle; }
}
public int Min
{
get { return m_minAllowableThrottle; }
}
public int Throttle
{
get { return m_currentThrottle; }
set
{
if (value > m_maxAllowableThrottle)
{
m_currentThrottle = m_maxAllowableThrottle;
}
else if (value < m_minAllowableThrottle)
{
m_currentThrottle = m_minAllowableThrottle;
}
else
{
m_currentThrottle = value;
}
}
}
}
}
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