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120 lines
3.6 KiB
C++
120 lines
3.6 KiB
C++
/*****************************************************************************
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Copyright (c) 2001 - 2009, The Board of Trustees of the University of Illinois.
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are
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met:
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* Redistributions of source code must retain the above
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copyright notice, this list of conditions and the
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following disclaimer.
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* Redistributions in binary form must reproduce the
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above copyright notice, this list of conditions
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and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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* Neither the name of the University of Illinois
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nor the names of its contributors may be used to
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endorse or promote products derived from this
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software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
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IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*****************************************************************************/
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/*****************************************************************************
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written by
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Yunhong Gu, last updated 05/05/2009
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*****************************************************************************/
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#ifdef _WIN32
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#include <winsock2.h>
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#include <ws2tcpip.h>
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#endif
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#include <cstring>
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#include "cache.h"
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#include "core.h"
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using namespace std;
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CInfoBlock& CInfoBlock::operator=(const CInfoBlock& obj)
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{
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std::copy(obj.m_piIP, obj.m_piIP + 4, m_piIP);
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m_iIPversion = obj.m_iIPversion;
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m_ullTimeStamp = obj.m_ullTimeStamp;
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m_iRTT = obj.m_iRTT;
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m_iBandwidth = obj.m_iBandwidth;
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m_iLossRate = obj.m_iLossRate;
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m_iReorderDistance = obj.m_iReorderDistance;
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m_dInterval = obj.m_dInterval;
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m_dCWnd = obj.m_dCWnd;
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return *this;
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}
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bool CInfoBlock::operator==(const CInfoBlock& obj)
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{
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if (m_iIPversion != obj.m_iIPversion)
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return false;
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else if (m_iIPversion == AF_INET)
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return (m_piIP[0] == obj.m_piIP[0]);
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for (int i = 0; i < 4; ++ i)
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{
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if (m_piIP[i] != obj.m_piIP[i])
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return false;
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}
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return true;
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}
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CInfoBlock* CInfoBlock::clone()
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{
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CInfoBlock* obj = new CInfoBlock;
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std::copy(m_piIP, m_piIP + 4, obj->m_piIP);
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obj->m_iIPversion = m_iIPversion;
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obj->m_ullTimeStamp = m_ullTimeStamp;
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obj->m_iRTT = m_iRTT;
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obj->m_iBandwidth = m_iBandwidth;
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obj->m_iLossRate = m_iLossRate;
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obj->m_iReorderDistance = m_iReorderDistance;
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obj->m_dInterval = m_dInterval;
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obj->m_dCWnd = m_dCWnd;
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return obj;
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}
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int CInfoBlock::getKey()
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{
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if (m_iIPversion == AF_INET)
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return m_piIP[0];
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return m_piIP[0] + m_piIP[1] + m_piIP[2] + m_piIP[3];
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}
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void CInfoBlock::convert(const sockaddr* addr, int ver, uint32_t ip[])
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{
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if (ver == AF_INET)
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{
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ip[0] = ((sockaddr_in*)addr)->sin_addr.s_addr;
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ip[1] = ip[2] = ip[3] = 0;
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}
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else
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{
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memcpy((char*)ip, (char*)((sockaddr_in6*)addr)->sin6_addr.s6_addr, 16);
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}
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}
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