mirror of
https://github.com/rakshasa/rtorrent.git
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rakshasa
135 lines
3.9 KiB
C++
135 lines
3.9 KiB
C++
// rTorrent - BitTorrent client
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// Copyright (C) 2005-2008, 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 <curl/curl.h>
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#include <curl/multi.h>
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#include <torrent/poll.h>
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#include <torrent/exceptions.h>
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#include <torrent/utils/thread_base.h>
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#include "control.h"
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#include "curl_socket.h"
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#include "curl_stack.h"
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namespace core {
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int
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CurlSocket::receive_socket(void* easy_handle, curl_socket_t fd, int what, void* userp, void* socketp) {
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CurlStack* stack = (CurlStack*)userp;
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CurlSocket* socket = (CurlSocket*)socketp;
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if (what == CURL_POLL_REMOVE) {
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// We also probably need the special code here as we're not
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// guaranteed that the fd will be closed, afaik.
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if (socket != NULL)
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socket->close();
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// TODO: Consider the possibility that we'll need to set the
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// fd-associated pointer curl holds to NULL.
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delete socket;
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return 0;
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}
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if (socket == NULL) {
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socket = stack->new_socket(fd);
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torrent::main_thread()->poll()->open(socket);
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// No interface for libcurl to signal when it's interested in error events.
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// Assume that hence it must always be interested in them.
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torrent::main_thread()->poll()->insert_error(socket);
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}
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if (what == CURL_POLL_NONE || what == CURL_POLL_OUT)
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torrent::main_thread()->poll()->remove_read(socket);
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else
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torrent::main_thread()->poll()->insert_read(socket);
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if (what == CURL_POLL_NONE || what == CURL_POLL_IN)
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torrent::main_thread()->poll()->remove_write(socket);
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else
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torrent::main_thread()->poll()->insert_write(socket);
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return 0;
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}
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CurlSocket::~CurlSocket() {
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if (m_fileDesc != -1)
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throw torrent::internal_error("CurlSocket::~CurlSocket() m_fileDesc != -1.");
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}
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void
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CurlSocket::close() {
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if (m_fileDesc == -1)
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throw torrent::internal_error("CurlSocket::close() m_fileDesc == -1.");
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torrent::main_thread()->poll()->closed(this);
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m_fileDesc = -1;
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}
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void
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CurlSocket::event_read() {
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#if (LIBCURL_VERSION_NUM >= 0x071003)
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return m_stack->receive_action(this, CURL_CSELECT_IN);
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#else
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return m_stack->receive_action(this, 0);
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#endif
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}
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void
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CurlSocket::event_write() {
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#if (LIBCURL_VERSION_NUM >= 0x071003)
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return m_stack->receive_action(this, CURL_CSELECT_OUT);
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#else
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return m_stack->receive_action(this, 0);
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#endif
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}
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void
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CurlSocket::event_error() {
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#if (LIBCURL_VERSION_NUM >= 0x071003)
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return m_stack->receive_action(this, CURL_CSELECT_ERR);
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#else
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return m_stack->receive_action(this, 0);
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#endif
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}
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}
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