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https://github.com/rakshasa/rtorrent.git
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rakshasa
881f515d03
downloading with curl on epoll unless sockets triggered events. * Checking whetever we're interested in a peer's pieces wasn't finished, doh. * Don't use shorter timeout for "stopped" tracker request, the client now makes sure it shuts down within 5 seconds. git-svn-id: svn://rakshasa.no/libtorrent/trunk/rtorrent@577 e378c898-3ddf-0310-93e7-cc216c733640
114 lines
3.6 KiB
C++
114 lines
3.6 KiB
C++
// rTorrent - BitTorrent client
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// Copyright (C) 2005, Jari Sundell
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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// In addition, as a special exception, the copyright holders give
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// permission to link the code of portions of this program with the
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// OpenSSL library under certain conditions as described in each
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// individual source file, and distribute linked combinations
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// including the two.
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//
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// You must obey the GNU General Public License in all respects for
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// all of the code used other than OpenSSL. If you modify file(s)
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// with this exception, you may extend this exception to your version
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// of the file(s), but you are not obligated to do so. If you do not
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// wish to do so, delete this exception statement from your version.
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// If you delete this exception statement from all source files in the
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// program, then also delete it here.
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//
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// Contact: Jari Sundell <jaris@ifi.uio.no>
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//
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// Skomakerveien 33
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// 3185 Skoppum, NORWAY
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#include "config.h"
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#include <cstring>
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#include <stdexcept>
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#include <unistd.h>
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#include <sys/time.h>
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#include <torrent/poll_epoll.h>
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#include <torrent/torrent.h>
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#include "poll_manager_epoll.h"
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namespace core {
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PollManagerEPoll*
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PollManagerEPoll::create(int maxOpenSockets) {
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torrent::PollEPoll* p = torrent::PollEPoll::create(maxOpenSockets);
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if (p == NULL)
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return NULL;
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else
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return new PollManagerEPoll(p);
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}
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PollManagerEPoll::~PollManagerEPoll() {
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}
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void
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PollManagerEPoll::poll(utils::Timer timeout) {
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timeout = std::min(timeout, utils::Timer(torrent::get_next_timeout()));
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if (m_httpStack.is_busy()) {
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// When we're using libcurl we need to use select, but as this is
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// inefficient we try avoiding it whenever possible.
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#if defined USE_VARIABLE_FDSET
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std::memset(m_readSet, 0, m_setSize);
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std::memset(m_writeSet, 0, m_setSize);
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std::memset(m_errorSet, 0, m_setSize);
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#else
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FD_ZERO(m_readSet);
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FD_ZERO(m_writeSet);
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FD_ZERO(m_errorSet);
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#endif
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FD_SET(static_cast<torrent::PollEPoll*>(m_poll)->get_fd(), m_readSet);
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unsigned int maxFd = std::max((unsigned int)static_cast<torrent::PollEPoll*>(m_poll)->get_fd(),
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m_httpStack.fdset(m_readSet, m_writeSet, m_errorSet));
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timeval t = timeout.tval();
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if (select(maxFd + 1, m_readSet, m_writeSet, m_errorSet, &t) == -1)
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return check_error();
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m_httpStack.perform();
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if (!FD_ISSET(static_cast<torrent::PollEPoll*>(m_poll)->get_fd(), m_readSet)) {
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// Need to call perform here so that scheduled task get done
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// even if there's no socket events outside of the http stuff.
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torrent::perform();
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return;
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}
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// Clear the timeout since we've already used it in the select call.
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timeout = utils::Timer();
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}
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// Yes, below is how much code really *should* have been in this
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// function. ;)
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torrent::perform();
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if (static_cast<torrent::PollEPoll*>(m_poll)->poll(timeout.usec() / 1000) == -1)
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return check_error();
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static_cast<torrent::PollEPoll*>(m_poll)->perform();
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torrent::perform();
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}
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}
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