72 lines
2.6 KiB
C++
Executable File
72 lines
2.6 KiB
C++
Executable File
/*
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Copyright (c) 2003, Arvid Norberg
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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
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are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in
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the documentation and/or other materials provided with the distribution.
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* Neither the name of the author nor the names of its
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contributors may be used to endorse or promote products derived
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from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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*/
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// TODO: Use two algorithms to estimate transfer rate.
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// one (simple) for transfer rates that are >= 1 packet
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// per second and one (low pass-filter) for rates < 1
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// packet per second.
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#include <numeric>
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#include "libtorrent/stat.hpp"
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using namespace libtorrent;
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void libtorrent::stat::second_tick()
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{
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std::copy(m_download_per_second_history,
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m_download_per_second_history+history-1,
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m_download_per_second_history+1);
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std::copy(m_upload_per_second_history,
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m_upload_per_second_history+history-1,
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m_upload_per_second_history+1);
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m_download_per_second_history[0] = m_downloaded;
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m_upload_per_second_history[0] = m_uploaded;
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m_downloaded = 0;
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m_uploaded = 0;
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m_mean_download_per_second
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= std::accumulate(m_download_per_second_history,
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m_download_per_second_history+history, 0) / history;
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m_mean_upload_per_second
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= std::accumulate(m_upload_per_second_history,
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m_upload_per_second_history+history, 0) / history;
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if (m_mean_download_per_second > m_peak_downloaded_per_second)
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m_peak_downloaded_per_second = m_mean_download_per_second;
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if (m_mean_upload_per_second > m_peak_uploaded_per_second)
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m_peak_uploaded_per_second = m_mean_upload_per_second;
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}
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