607 lines
16 KiB
C++
607 lines
16 KiB
C++
/*
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Copyright (c) 2009, Arvid Norberg
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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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#include "libtorrent/session.hpp"
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#include "libtorrent/magnet_uri.hpp"
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#include "libtorrent/torrent_handle.hpp"
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#include <boost/bind.hpp>
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#include <libtorrent.h>
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namespace
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{
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std::vector<libtorrent::torrent_handle> handles;
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int find_handle(libtorrent::torrent_handle h)
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{
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std::vector<libtorrent::torrent_handle>::const_iterator i
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= std::find(handles.begin(), handles.end(), h);
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if (i == handles.end()) return -1;
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return i - handles.begin();
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}
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libtorrent::torrent_handle get_handle(int i)
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{
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if (i < 0 || i >= int(handles.size())) return libtorrent::torrent_handle();
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return handles[i];
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}
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int add_handle(libtorrent::torrent_handle const& h)
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{
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std::vector<libtorrent::torrent_handle>::iterator i = std::find_if(handles.begin()
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, handles.end(), !boost::bind(&libtorrent::torrent_handle::is_valid, _1));
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if (i != handles.end())
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{
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*i = h;
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return i - handles.begin();
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}
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handles.push_back(h);
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return handles.size() - 1;
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}
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int set_int_value(void* dst, int* size, int val)
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{
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if (*size < sizeof(int)) return -2;
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*((int*)dst) = val;
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*size = sizeof(int);
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return 0;
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}
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void copy_proxy_setting(libtorrent::proxy_settings* s, proxy_setting const* ps)
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{
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s->hostname.assign(ps->hostname);
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s->port = ps->port;
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s->username.assign(ps->username);
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s->password.assign(ps->password);
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s->type = (libtorrent::proxy_settings::proxy_type)ps->type;
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}
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}
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extern "C"
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{
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TORRENT_EXPORT void* session_create(int tag, ...)
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{
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using namespace libtorrent;
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va_list lp;
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va_start(lp, tag);
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fingerprint fing("LT", LIBTORRENT_VERSION_MAJOR, LIBTORRENT_VERSION_MINOR, 0, 0);
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std::pair<int, int> listen_range(-1, -1);
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char const* listen_interface = "0.0.0.0";
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int flags = session::start_default_features | session::add_default_plugins;
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int alert_mask = alert::error_notification;
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while (tag != TAG_END)
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{
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switch (tag)
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{
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case SES_FINGERPRINT:
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{
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char const* f = va_arg(lp, char const*);
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fing.name[0] = f[0];
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fing.name[1] = f[1];
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break;
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}
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case SES_LISTENPORT:
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listen_range.first = va_arg(lp, int);
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break;
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case SES_LISTENPORT_END:
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listen_range.second = va_arg(lp, int);
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break;
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case SES_VERSION_MAJOR:
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fing.major_version = va_arg(lp, int);
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break;
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case SES_VERSION_MINOR:
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fing.minor_version = va_arg(lp, int);
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break;
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case SES_VERSION_TINY:
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fing.revision_version = va_arg(lp, int);
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break;
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case SES_VERSION_TAG:
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fing.tag_version = va_arg(lp, int);
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break;
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case SES_FLAGS:
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flags = va_arg(lp, int);
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break;
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case SES_ALERT_MASK:
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alert_mask = va_arg(lp, int);
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break;
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case SES_LISTEN_INTERFACE:
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listen_interface = va_arg(lp, char const*);
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break;
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default:
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// skip unknown tags
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va_arg(lp, void*);
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break;
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}
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tag = va_arg(lp, int);
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}
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if (listen_range.first != -1 && (listen_range.second == -1
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|| listen_range.second < listen_range.first))
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listen_range.second = listen_range.first;
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return new (std::nothrow) session(fing, listen_range, listen_interface, flags, alert_mask);
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}
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TORRENT_EXPORT void session_close(void* ses)
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{
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delete (libtorrent::session*)ses;
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}
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TORRENT_EXPORT int session_add_torrent(void* ses, int tag, ...)
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{
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using namespace libtorrent;
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va_list lp;
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va_start(lp, tag);
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session* s = (session*)ses;
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add_torrent_params params;
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char const* torrent_data = 0;
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int torrent_size = 0;
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char const* resume_data = 0;
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int resume_size = 0;
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char const* magnet_url = 0;
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error_code ec;
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while (tag != TAG_END)
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{
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switch (tag)
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{
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case TOR_FILENAME:
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params.ti = new (std::nothrow) torrent_info(va_arg(lp, char const*), ec);
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break;
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case TOR_TORRENT:
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torrent_data = va_arg(lp, char const*);
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break;
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case TOR_TORRENT_SIZE:
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torrent_size = va_arg(lp, int);
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break;
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case TOR_INFOHASH:
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params.ti = new (std::nothrow) torrent_info(sha1_hash(va_arg(lp, char const*)));
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break;
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case TOR_INFOHASH_HEX:
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{
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sha1_hash ih;
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from_hex(va_arg(lp, char const*), 40, (char*)&ih[0]);
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params.ti = new (std::nothrow) torrent_info(ih);
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break;
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}
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case TOR_MAGNETLINK:
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magnet_url = va_arg(lp, char const*);
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break;
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case TOR_TRACKER_URL:
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params.tracker_url = va_arg(lp, char const*);
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break;
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case TOR_RESUME_DATA:
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resume_data = va_arg(lp, char const*);
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break;
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case TOR_RESUME_DATA_SIZE:
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resume_size = va_arg(lp, int);
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break;
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case TOR_SAVE_PATH:
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params.save_path = va_arg(lp, char const*);
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break;
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case TOR_NAME:
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params.name = va_arg(lp, char const*);
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break;
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case TOR_PAUSED:
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params.paused = va_arg(lp, int) != 0;
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break;
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case TOR_AUTO_MANAGED:
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params.auto_managed = va_arg(lp, int) != 0;
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break;
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case TOR_DUPLICATE_IS_ERROR:
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params.duplicate_is_error = va_arg(lp, int) != 0;
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break;
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case TOR_USER_DATA:
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params.userdata = va_arg(lp, void*);
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break;
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case TOR_SEED_MODE:
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params.seed_mode = va_arg(lp, int) != 0;
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break;
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case TOR_OVERRIDE_RESUME_DATA:
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params.override_resume_data = va_arg(lp, int) != 0;
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break;
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case TOR_STORAGE_MODE:
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params.storage_mode = (libtorrent::storage_mode_t)va_arg(lp, int);
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break;
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default:
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// ignore unknown tags
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va_arg(lp, void*);
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break;
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}
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tag = va_arg(lp, int);
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}
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if (!params.ti && torrent_data && torrent_size)
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params.ti = new (std::nothrow) torrent_info(torrent_data, torrent_size);
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std::vector<char> rd;
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if (resume_data && resume_size)
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{
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rd.assign(resume_data, resume_data + resume_size);
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params.resume_data = &rd;
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}
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torrent_handle h;
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if (!params.ti && magnet_url)
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{
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h = add_magnet_uri(*s, magnet_url, params, ec);
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}
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else
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{
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h = s->add_torrent(params, ec);
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}
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if (!h.is_valid())
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{
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return -1;
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}
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int i = find_handle(h);
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if (i == -1) i = add_handle(h);
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return i;
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}
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TORRENT_EXPORT void session_remove_torrent(void* ses, int tor, int flags)
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{
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using namespace libtorrent;
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torrent_handle h = get_handle(tor);
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if (!h.is_valid()) return;
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session* s = (session*)ses;
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s->remove_torrent(h, flags);
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}
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TORRENT_EXPORT int session_pop_alert(void* ses, char* dest, int len, int* category)
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{
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using namespace libtorrent;
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session* s = (session*)ses;
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std::auto_ptr<alert> a = s->pop_alert();
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if (!a.get()) return -1;
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if (category) *category = a->category();
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strncpy(dest, a->message().c_str(), len - 1);
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dest[len - 1] = 0;
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return 0; // for now
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}
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TORRENT_EXPORT int session_set_settings(void* ses, int tag, ...)
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{
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using namespace libtorrent;
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session* s = (session*)ses;
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va_list lp;
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va_start(lp, tag);
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while (tag != TAG_END)
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{
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switch (tag)
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{
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case SET_UPLOAD_RATE_LIMIT:
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s->set_upload_rate_limit(va_arg(lp, int));
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break;
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case SET_DOWNLOAD_RATE_LIMIT:
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s->set_download_rate_limit(va_arg(lp, int));
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break;
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case SET_LOCAL_UPLOAD_RATE_LIMIT:
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s->set_local_upload_rate_limit(va_arg(lp, int));
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break;
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case SET_LOCAL_DOWNLOAD_RATE_LIMIT:
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s->set_local_download_rate_limit(va_arg(lp, int));
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break;
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case SET_MAX_UPLOAD_SLOTS:
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s->set_max_uploads(va_arg(lp, int));
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break;
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case SET_MAX_CONNECTIONS:
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s->set_max_connections(va_arg(lp, int));
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break;
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case SET_HALF_OPEN_LIMIT:
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s->set_max_half_open_connections(va_arg(lp, int));
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break;
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case SET_PEER_PROXY:
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{
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libtorrent::proxy_settings ps;
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copy_proxy_setting(&ps, va_arg(lp, struct proxy_setting const*));
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s->set_peer_proxy(ps);
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}
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case SET_WEB_SEED_PROXY:
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{
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libtorrent::proxy_settings ps;
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copy_proxy_setting(&ps, va_arg(lp, struct proxy_setting const*));
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s->set_web_seed_proxy(ps);
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}
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case SET_TRACKER_PROXY:
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{
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libtorrent::proxy_settings ps;
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copy_proxy_setting(&ps, va_arg(lp, struct proxy_setting const*));
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s->set_tracker_proxy(ps);
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}
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case SET_ALERT_MASK:
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{
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s->set_alert_mask(va_arg(lp, int));
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}
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#ifndef TORRENT_DISABLE_DHT
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case SET_DHT_PROXY:
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{
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libtorrent::proxy_settings ps;
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copy_proxy_setting(&ps, va_arg(lp, struct proxy_setting const*));
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s->set_dht_proxy(ps);
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}
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#endif
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case SET_PROXY:
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{
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libtorrent::proxy_settings ps;
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copy_proxy_setting(&ps, va_arg(lp, struct proxy_setting const*));
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s->set_peer_proxy(ps);
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s->set_web_seed_proxy(ps);
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s->set_tracker_proxy(ps);
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#ifndef TORRENT_DISABLE_DHT
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s->set_dht_proxy(ps);
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#endif
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}
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default:
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// ignore unknown tags
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va_arg(lp, void*);
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break;
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}
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tag = va_arg(lp, int);
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}
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return 0;
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}
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TORRENT_EXPORT int session_get_setting(void* ses, int tag, void* value, int* value_size)
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{
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using namespace libtorrent;
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session* s = (session*)ses;
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switch (tag)
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{
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case SET_UPLOAD_RATE_LIMIT:
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return set_int_value(value, value_size, s->upload_rate_limit());
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case SET_DOWNLOAD_RATE_LIMIT:
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return set_int_value(value, value_size, s->download_rate_limit());
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case SET_LOCAL_UPLOAD_RATE_LIMIT:
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return set_int_value(value, value_size, s->local_upload_rate_limit());
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case SET_LOCAL_DOWNLOAD_RATE_LIMIT:
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return set_int_value(value, value_size, s->local_download_rate_limit());
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case SET_MAX_UPLOAD_SLOTS:
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return set_int_value(value, value_size, s->max_uploads());
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case SET_MAX_CONNECTIONS:
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return set_int_value(value, value_size, s->max_connections());
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case SET_HALF_OPEN_LIMIT:
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return set_int_value(value, value_size, s->max_half_open_connections());
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default:
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return -2;
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}
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}
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TORRENT_EXPORT int session_get_status(void* sesptr, struct session_status* s, int struct_size)
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{
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libtorrent::session* ses = (libtorrent::session*)sesptr;
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libtorrent::session_status ss = ses->status();
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if (struct_size != sizeof(session_status)) return -1;
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s->has_incoming_connections = ss.has_incoming_connections;
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s->upload_rate = ss.upload_rate;
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s->download_rate = ss.download_rate;
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s->total_download = ss.total_download;
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s->total_upload = ss.total_upload;
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s->payload_upload_rate = ss.payload_upload_rate;
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s->payload_download_rate = ss.payload_download_rate;
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s->total_payload_download = ss.total_payload_download;
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s->total_payload_upload = ss.total_payload_upload;
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s->ip_overhead_upload_rate = ss.ip_overhead_upload_rate;
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s->ip_overhead_download_rate = ss.ip_overhead_download_rate;
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s->total_ip_overhead_download = ss.total_ip_overhead_download;
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s->total_ip_overhead_upload = ss.total_ip_overhead_upload;
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s->dht_upload_rate = ss.dht_upload_rate;
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s->dht_download_rate = ss.dht_download_rate;
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s->total_dht_download = ss.total_dht_download;
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s->total_dht_upload = ss.total_dht_upload;
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s->tracker_upload_rate = ss.tracker_upload_rate;
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s->tracker_download_rate = ss.tracker_download_rate;
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s->total_tracker_download = ss.total_tracker_download;
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s->total_tracker_upload = ss.total_tracker_upload;
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s->total_redundant_bytes = ss.total_redundant_bytes;
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s->total_failed_bytes = ss.total_failed_bytes;
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s->num_peers = ss.num_peers;
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s->num_unchoked = ss.num_unchoked;
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s->allowed_upload_slots = ss.allowed_upload_slots;
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s->up_bandwidth_queue = ss.up_bandwidth_queue;
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s->down_bandwidth_queue = ss.down_bandwidth_queue;
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s->up_bandwidth_bytes_queue = ss.up_bandwidth_bytes_queue;
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s->down_bandwidth_bytes_queue = ss.down_bandwidth_bytes_queue;
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s->optimistic_unchoke_counter = ss.optimistic_unchoke_counter;
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s->unchoke_counter = ss.unchoke_counter;
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s->dht_nodes = ss.dht_nodes;
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s->dht_node_cache = ss.dht_node_cache;
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s->dht_torrents = ss.dht_torrents;
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s->dht_global_nodes = ss.dht_global_nodes;
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return 0;
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}
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TORRENT_EXPORT int torrent_get_status(int tor, torrent_status* s, int struct_size)
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{
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libtorrent::torrent_handle h = get_handle(tor);
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if (!h.is_valid()) return -1;
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libtorrent::torrent_status ts = h.status();
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if (struct_size != sizeof(torrent_status)) return -1;
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s->state = (state_t)ts.state;
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s->paused = ts.paused;
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s->progress = ts.progress;
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strncpy(s->error, ts.error.c_str(), 1025);
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s->next_announce = ts.next_announce.total_seconds();
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s->announce_interval = ts.announce_interval.total_seconds();
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strncpy(s->current_tracker, ts.current_tracker.c_str(), 512);
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s->total_download = ts.total_download = ts.total_download = ts.total_download;
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s->total_upload = ts.total_upload = ts.total_upload = ts.total_upload;
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s->total_payload_download = ts.total_payload_download;
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s->total_payload_upload = ts.total_payload_upload;
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s->total_failed_bytes = ts.total_failed_bytes;
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s->total_redundant_bytes = ts.total_redundant_bytes;
|
|
s->download_rate = ts.download_rate;
|
|
s->upload_rate = ts.upload_rate;
|
|
s->download_payload_rate = ts.download_payload_rate;
|
|
s->upload_payload_rate = ts.upload_payload_rate;
|
|
s->num_seeds = ts.num_seeds;
|
|
s->num_peers = ts.num_peers;
|
|
s->num_complete = ts.num_complete;
|
|
s->num_incomplete = ts.num_incomplete;
|
|
s->list_seeds = ts.list_seeds;
|
|
s->list_peers = ts.list_peers;
|
|
s->connect_candidates = ts.connect_candidates;
|
|
s->num_pieces = ts.num_pieces;
|
|
s->total_done = ts.total_done;
|
|
s->total_wanted_done = ts.total_wanted_done;
|
|
s->total_wanted = ts.total_wanted;
|
|
s->distributed_copies = ts.distributed_copies;
|
|
s->block_size = ts.block_size;
|
|
s->num_uploads = ts.num_uploads;
|
|
s->num_connections = ts.num_connections;
|
|
s->uploads_limit = ts.uploads_limit;
|
|
s->connections_limit = ts.connections_limit;
|
|
// s->storage_mode = (storage_mode_t)ts.storage_mode;
|
|
s->up_bandwidth_queue = ts.up_bandwidth_queue;
|
|
s->down_bandwidth_queue = ts.down_bandwidth_queue;
|
|
s->all_time_upload = ts.all_time_upload;
|
|
s->all_time_download = ts.all_time_download;
|
|
s->active_time = ts.active_time;
|
|
s->seeding_time = ts.seeding_time;
|
|
s->seed_rank = ts.seed_rank;
|
|
s->last_scrape = ts.last_scrape;
|
|
s->has_incoming = ts.has_incoming;
|
|
s->sparse_regions = ts.sparse_regions;
|
|
s->seed_mode = ts.seed_mode;
|
|
return 0;
|
|
}
|
|
|
|
TORRENT_EXPORT int torrent_set_settings(int tor, int tag, ...)
|
|
{
|
|
using namespace libtorrent;
|
|
torrent_handle h = get_handle(tor);
|
|
if (!h.is_valid()) return -1;
|
|
|
|
va_list lp;
|
|
va_start(lp, tag);
|
|
|
|
while (tag != TAG_END)
|
|
{
|
|
switch (tag)
|
|
{
|
|
case SET_UPLOAD_RATE_LIMIT:
|
|
h.set_upload_limit(va_arg(lp, int));
|
|
break;
|
|
case SET_DOWNLOAD_RATE_LIMIT:
|
|
h.set_download_limit(va_arg(lp, int));
|
|
break;
|
|
case SET_MAX_UPLOAD_SLOTS:
|
|
h.set_max_uploads(va_arg(lp, int));
|
|
break;
|
|
case SET_MAX_CONNECTIONS:
|
|
h.set_max_connections(va_arg(lp, int));
|
|
break;
|
|
case SET_SEQUENTIAL_DOWNLOAD:
|
|
h.set_sequential_download(va_arg(lp, int) != 0);
|
|
break;
|
|
case SET_SUPER_SEEDING:
|
|
h.super_seeding(va_arg(lp, int) != 0);
|
|
break;
|
|
default:
|
|
// ignore unknown tags
|
|
va_arg(lp, void*);
|
|
break;
|
|
}
|
|
|
|
tag = va_arg(lp, int);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
TORRENT_EXPORT int torrent_get_setting(int tor, int tag, void* value, int* value_size)
|
|
{
|
|
using namespace libtorrent;
|
|
torrent_handle h = get_handle(tor);
|
|
if (!h.is_valid()) return -1;
|
|
|
|
switch (tag)
|
|
{
|
|
case SET_UPLOAD_RATE_LIMIT:
|
|
return set_int_value(value, value_size, h.upload_limit());
|
|
case SET_DOWNLOAD_RATE_LIMIT:
|
|
return set_int_value(value, value_size, h.download_limit());
|
|
case SET_MAX_UPLOAD_SLOTS:
|
|
return set_int_value(value, value_size, h.max_uploads());
|
|
case SET_MAX_CONNECTIONS:
|
|
return set_int_value(value, value_size, h.max_connections());
|
|
case SET_SEQUENTIAL_DOWNLOAD:
|
|
return set_int_value(value, value_size, h.is_sequential_download());
|
|
case SET_SUPER_SEEDING:
|
|
return set_int_value(value, value_size, h.super_seeding());
|
|
default:
|
|
return -2;
|
|
}
|
|
}
|
|
|
|
} // extern "C"
|
|
|