84 lines
2.3 KiB
C++
Executable File
84 lines
2.3 KiB
C++
Executable File
/*
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Copyright (c) 2003, Magnus Jonsson
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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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#ifndef TORRENT_RESOURCE_REQUEST_HPP_INCLUDED
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#define TORRENT_RESOURCE_REQUEST_HPP_INCLUDED
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#include <boost/integer_traits.hpp>
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#ifdef min
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#undef min
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#endif
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#ifdef max
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#undef max
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#endif
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#include "libtorrent/config.hpp"
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namespace libtorrent
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{
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struct TORRENT_EXPORT resource_request
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{
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resource_request()
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: used(0)
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, min(0)
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, max(0)
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, given(0)
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{}
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int left() const
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{
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assert(given <= max);
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assert(given >= min);
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assert(given >= used);
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return given - used;
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}
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static const int inf = boost::integer_traits<int>::const_max;
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// I'm right now actively using:
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int used;
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// given cannot be smaller than min
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// and not greater than max.
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int min;
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int max;
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// Reply: Okay, you're allowed to use this much (a compromise):
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int given;
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};
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}
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#endif
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