mirror of
https://github.com/rakshasa/rtorrent.git
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rakshasa
0588e66eaf
Disabled Mozilla's NSS SHA1 code and added OpenSSL SHA1, use NSS if you need Debian-strict GPL compliance. Added note in README. git-svn-id: svn://rakshasa.no/libtorrent/trunk/rtorrent@484 e378c898-3ddf-0310-93e7-cc216c733640
131 lines
3.6 KiB
C++
131 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 <iostream>
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#include <curl/curl.h>
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#include <curl/easy.h>
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#include <torrent/exceptions.h>
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#include "curl_get.h"
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#include "curl_stack.h"
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namespace core {
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CurlGet::CurlGet(CurlStack* s) :
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m_handle(NULL),
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m_stack(s) {
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if (m_stack == NULL)
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throw torrent::client_error("Tried to create CurlGet without a valid CurlStack");
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}
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CurlGet::~CurlGet() {
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close();
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}
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CurlGet*
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CurlGet::new_object(CurlStack* s) {
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return new CurlGet(s);
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}
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void
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CurlGet::start() {
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if (is_busy())
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throw torrent::internal_error("Tried to call CurlGet::start on a busy object");
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if (m_stream == NULL)
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throw torrent::internal_error("Tried to call CurlGet::start without a valid output stream");
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m_handle = curl_easy_init();
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curl_easy_setopt(m_handle, CURLOPT_URL, m_url.c_str());
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curl_easy_setopt(m_handle, CURLOPT_USERAGENT, m_userAgent.c_str());
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curl_easy_setopt(m_handle, CURLOPT_WRITEFUNCTION, &curl_get_receive_write);
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curl_easy_setopt(m_handle, CURLOPT_WRITEDATA, this);
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curl_easy_setopt(m_handle, CURLOPT_FORBID_REUSE, 1);
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m_stack->add_get(this);
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}
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void
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CurlGet::close() {
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if (!is_busy())
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return;
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m_stack->remove_get(this);
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curl_easy_cleanup(m_handle);
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m_handle = NULL;
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}
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double
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CurlGet::get_size_done() {
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double d = 0.0;
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curl_easy_getinfo(m_handle, CURLINFO_SIZE_DOWNLOAD, &d);
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return d;
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}
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double
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CurlGet::get_size_total() {
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double d = 0.0;
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curl_easy_getinfo(m_handle, CURLINFO_CONTENT_LENGTH_DOWNLOAD, &d);
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return d;
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}
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void
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CurlGet::perform(CURLMsg* msg) {
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if (msg->msg != CURLMSG_DONE)
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throw torrent::client_error("CurlGet::process got CURLMSG that isn't done");
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if (msg->data.result == CURLE_OK)
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m_signalDone.emit();
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else
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m_signalFailed.emit(curl_easy_strerror(msg->data.result));
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}
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size_t
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curl_get_receive_write(void* data, size_t size, size_t nmemb, void* handle) {
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return ((CurlGet*)handle)->m_stream->write((char*)data, size * nmemb).fail() ? 0 : size * nmemb;
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}
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}
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