forked from premiere/premiere-libtorrent
108 lines
3.3 KiB
C++
108 lines
3.3 KiB
C++
/*
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Copyright (c) 2014, Arvid Norberg, Steven Siloti
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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_SESSION_CALL_HPP_INCLUDED
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#define TORRENT_SESSION_CALL_HPP_INCLUDED
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#include "libtorrent/config.hpp"
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#include "libtorrent/aux_/session_impl.hpp"
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#include <boost/function.hpp>
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namespace libtorrent { namespace aux {
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void blocking_call();
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void dump_call_profile();
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void fun_wrap(bool& done, std::condition_variable& e, std::mutex& m, boost::function<void(void)> f);
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template <class R>
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void fun_ret(R& ret, bool& done, std::condition_variable& e, std::mutex& m, boost::function<R(void)> f)
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{
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ret = f();
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std::unique_lock<std::mutex> l(m);
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done = true;
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e.notify_all();
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}
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void torrent_wait(bool& done, aux::session_impl& ses);
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void sync_call(aux::session_impl& ses, boost::function<void(void)> f);
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template <typename Handle>
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void sync_call_handle(Handle& h, boost::function<void(void)> f)
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{
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bool done = false;
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session_impl& ses = static_cast<session_impl&>(h->session());
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ses.get_io_service().dispatch(boost::bind(&aux::fun_wrap
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, boost::ref(done)
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, boost::ref(ses.cond)
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, boost::ref(ses.mut), f));
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h.reset();
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aux::torrent_wait(done, ses);
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}
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template <typename Ret>
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Ret sync_call_ret(aux::session_impl& ses, boost::function<Ret(void)> f)
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{
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bool done = false;
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Ret r;
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ses.get_io_service().dispatch(boost::bind(&fun_ret<Ret>
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, boost::ref(r)
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, boost::ref(done)
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, boost::ref(ses.cond)
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, boost::ref(ses.mut)
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, f));
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torrent_wait(done, ses);
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return r;
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}
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template <typename Handle, typename Ret>
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void sync_call_ret_handle(Handle& h, Ret& r, boost::function<Ret(void)> f)
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{
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bool done = false;
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session_impl& ses = static_cast<session_impl&>(h->session());
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ses.get_io_service().dispatch(boost::bind(&aux::fun_ret<Ret>
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, boost::ref(r)
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, boost::ref(done)
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, boost::ref(ses.cond)
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, boost::ref(ses.mut)
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, f));
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h.reset();
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aux::torrent_wait(done, ses);
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}
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} } // namespace aux namespace libtorrent
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#endif // TORRENT_SESSION_CALL_HPP_INCLUDED
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