792 lines
29 KiB
C++
792 lines
29 KiB
C++
/*
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Copyright (c) 2012-2015, 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/config.hpp"
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#include "libtorrent/session_settings.hpp"
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#include "libtorrent/assert.hpp"
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#include "libtorrent/settings_pack.hpp"
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#include "libtorrent/aux_/session_impl.hpp"
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//#include "libtorrent/platform_util.hpp" // for total_physical_ram
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#include <algorithm>
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namespace {
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template <class T>
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bool compare_first(std::pair<boost::uint16_t, T> const& lhs
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, std::pair<boost::uint16_t, T> const& rhs)
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{
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return lhs.first < rhs.first;
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}
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template <class T>
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void insort_replace(std::vector<std::pair<boost::uint16_t, T> >& c, std::pair<boost::uint16_t, T> const& v)
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{
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typedef std::vector<std::pair<boost::uint16_t, T> > container_t;
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typename container_t::iterator i = std::lower_bound(c.begin(), c.end(), v
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, &compare_first<T>);
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if (i != c.end() && i->first == v.first) i->second = v.second;
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else c.insert(i, v);
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}
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}
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namespace libtorrent
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{
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struct str_setting_entry_t
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{
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// the name of this setting. used for serialization and deserialization
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char const* name;
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// if present, this function is called when the setting is changed
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void (aux::session_impl::*fun)();
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char const *default_value;
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#ifndef TORRENT_NO_DEPRECATE
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// offset into session_settings, used to map
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// settings to the deprecated settings struct
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int offset;
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#endif
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};
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struct int_setting_entry_t
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{
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// the name of this setting. used for serialization and deserialization
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char const* name;
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// if present, this function is called when the setting is changed
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void (aux::session_impl::*fun)();
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int default_value;
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#ifndef TORRENT_NO_DEPRECATE
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// offset into session_settings, used to map
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// settings to the deprecated settings struct
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int offset;
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#endif
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};
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struct bool_setting_entry_t
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{
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// the name of this setting. used for serialization and deserialization
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char const* name;
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// if present, this function is called when the setting is changed
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void (aux::session_impl::*fun)();
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bool default_value;
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#ifndef TORRENT_NO_DEPRECATE
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// offset into session_settings, used to map
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// settings to the deprecated settings struct
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int offset;
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#endif
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};
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// SET_NOPREV - this is used for new settings that don't exist in the
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// deprecated session_settings.
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#ifdef TORRENT_NO_DEPRECATE
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#define SET(name, default_value, fun) { #name, fun, default_value }
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#define SET_NOPREV(name, default_value, fun) { #name, fun, default_value }
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#define DEPRECATED_SET(name, default_value, fun) { "", NULL, 0 }
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#else
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#define SET(name, default_value, fun) { #name, fun, default_value, offsetof(libtorrent::session_settings, name) }
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#define SET_NOPREV(name, default_value, fun) { #name, fun, default_value, 0 }
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#define DEPRECATED_SET(name, default_value, fun) { #name, fun, default_value, offsetof(libtorrent::session_settings, name) }
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#endif
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#ifdef __GNUC__
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#pragma GCC diagnostic push
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#pragma GCC diagnostic ignored "-Winvalid-offsetof"
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#endif
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namespace {
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using aux::session_impl;
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str_setting_entry_t str_settings[settings_pack::num_string_settings] =
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{
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SET(user_agent, "libtorrent/" LIBTORRENT_VERSION, &session_impl::update_user_agent),
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SET(announce_ip, 0, 0),
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SET(mmap_cache, 0, 0),
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SET(handshake_client_version, 0, 0),
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SET_NOPREV(outgoing_interfaces, "", &session_impl::update_outgoing_interfaces),
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SET_NOPREV(listen_interfaces, "0.0.0.0:6881", &session_impl::update_listen_interfaces),
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SET_NOPREV(proxy_hostname, "", &session_impl::update_proxy),
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SET_NOPREV(proxy_username, "", &session_impl::update_proxy),
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SET_NOPREV(proxy_password, "", &session_impl::update_proxy),
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SET_NOPREV(i2p_hostname, "", &session_impl::update_i2p_bridge),
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SET_NOPREV(peer_fingerprint, "-LT1100-", &session_impl::update_peer_fingerprint)
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};
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bool_setting_entry_t bool_settings[settings_pack::num_bool_settings] =
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{
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SET(allow_multiple_connections_per_ip, false, 0),
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DEPRECATED_SET(ignore_limits_on_local_network, true, &session_impl::update_ignore_rate_limits_on_local_network),
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SET(send_redundant_have, true, 0),
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SET(lazy_bitfields, false, 0),
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SET(use_dht_as_fallback, false, 0),
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SET(upnp_ignore_nonrouters, false, 0),
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SET(use_parole_mode, true, 0),
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SET(use_read_cache, true, 0),
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SET(use_write_cache, true, 0),
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SET(dont_flush_write_cache, false, 0),
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SET(explicit_read_cache, false, 0),
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SET(coalesce_reads, false, 0),
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SET(coalesce_writes, false, 0),
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SET(auto_manage_prefer_seeds, false, 0),
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SET(dont_count_slow_torrents, true, &session_impl::update_count_slow),
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SET(close_redundant_connections, true, 0),
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SET(prioritize_partial_pieces, false, 0),
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SET(rate_limit_ip_overhead, true, 0),
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SET(announce_to_all_trackers, false, 0),
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SET(announce_to_all_tiers, false, 0),
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SET(prefer_udp_trackers, true, 0),
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SET(strict_super_seeding, false, 0),
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SET(lock_disk_cache, false, 0),
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SET(disable_hash_checks, false, 0),
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SET(allow_i2p_mixed, false, 0),
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SET(low_prio_disk, true, 0),
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SET(volatile_read_cache, false, 0),
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SET(guided_read_cache, false, 0),
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SET(no_atime_storage, true, 0),
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SET(incoming_starts_queued_torrents, false, 0),
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SET(report_true_downloaded, false, 0),
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SET(strict_end_game_mode, true, 0),
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SET(broadcast_lsd, true, 0),
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SET(enable_outgoing_utp, true, 0),
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SET(enable_incoming_utp, true, 0),
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SET(enable_outgoing_tcp, true, 0),
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SET(enable_incoming_tcp, true, 0),
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SET(ignore_resume_timestamps, false, 0),
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SET(no_recheck_incomplete_resume, false, 0),
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SET(anonymous_mode, false, &session_impl::update_anonymous_mode),
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SET(report_web_seed_downloads, true, &session_impl::update_report_web_seed_downloads),
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DEPRECATED_SET(rate_limit_utp, false, &session_impl::update_rate_limit_utp),
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SET(announce_double_nat, false, 0),
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SET(seeding_outgoing_connections, true, 0),
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SET(no_connect_privileged_ports, false, &session_impl::update_privileged_ports),
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SET(smooth_connects, true, 0),
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SET(always_send_user_agent, false, 0),
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SET(apply_ip_filter_to_trackers, true, 0),
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SET(use_disk_read_ahead, true, 0),
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SET(lock_files, false, 0),
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SET(contiguous_recv_buffer, true, 0),
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SET(ban_web_seeds, true, 0),
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SET_NOPREV(allow_partial_disk_writes, true, 0),
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SET(force_proxy, false, &session_impl::update_force_proxy),
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SET(support_share_mode, true, 0),
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SET(support_merkle_torrents, true, 0),
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SET(report_redundant_bytes, true, 0),
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SET_NOPREV(listen_system_port_fallback, true, 0),
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SET(use_disk_cache_pool, false, 0),
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SET_NOPREV(announce_crypto_support, true, 0),
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SET_NOPREV(enable_upnp, true, &session_impl::update_upnp),
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SET_NOPREV(enable_natpmp, true, &session_impl::update_natpmp),
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SET_NOPREV(enable_lsd, true, &session_impl::update_lsd),
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SET_NOPREV(enable_dht, true, &session_impl::update_dht),
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SET_NOPREV(prefer_rc4, false, 0),
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SET_NOPREV(proxy_hostnames, true, 0),
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SET_NOPREV(proxy_peer_connections, true, 0),
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SET_NOPREV(auto_sequential, true, &session_impl::update_auto_sequential),
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SET_NOPREV(proxy_tracker_connections, true, 0),
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};
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int_setting_entry_t int_settings[settings_pack::num_int_settings] =
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{
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SET(tracker_completion_timeout, 30, 0),
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SET(tracker_receive_timeout, 10, 0),
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SET(stop_tracker_timeout, 5, 0),
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SET(tracker_maximum_response_length, 1024*1024, 0),
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SET(piece_timeout, 20, 0),
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SET(request_timeout, 60, 0),
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SET(request_queue_time, 3, 0),
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SET(max_allowed_in_request_queue, 500, 0),
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SET(max_out_request_queue, 500, 0),
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SET(whole_pieces_threshold, 20, 0),
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SET(peer_timeout, 120, 0),
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SET(urlseed_timeout, 20, 0),
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SET(urlseed_pipeline_size, 5, 0),
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SET(urlseed_wait_retry, 30, 0),
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SET(file_pool_size, 40, 0),
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SET(max_failcount, 3, &session_impl::update_max_failcount),
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SET(min_reconnect_time, 60, 0),
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SET(peer_connect_timeout, 15, 0),
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SET(connection_speed, 6, &session_impl::update_connection_speed),
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SET(inactivity_timeout, 600, 0),
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SET(unchoke_interval, 15, 0),
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SET(optimistic_unchoke_interval, 30, 0),
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SET(num_want, 200, 0),
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SET(initial_picker_threshold, 4, 0),
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SET(allowed_fast_set_size, 10, 0),
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SET(suggest_mode, settings_pack::no_piece_suggestions, 0),
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SET(max_queued_disk_bytes, 1024 * 1024, &session_impl::update_queued_disk_bytes),
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SET(handshake_timeout, 10, 0),
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SET(send_buffer_low_watermark, 10 * 1024, 0),
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SET(send_buffer_watermark, 500 * 1024, 0),
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SET(send_buffer_watermark_factor, 50, 0),
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SET(choking_algorithm, settings_pack::fixed_slots_choker, 0),
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SET(seed_choking_algorithm, settings_pack::round_robin, 0),
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SET(cache_size, 1024, 0),
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SET(cache_buffer_chunk_size, 0, &session_impl::update_cache_buffer_chunk_size),
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SET(cache_expiry, 300, 0),
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SET(explicit_cache_interval, 30, 0),
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SET(disk_io_write_mode, settings_pack::enable_os_cache, 0),
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SET(disk_io_read_mode, settings_pack::enable_os_cache, 0),
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SET(outgoing_port, 0, 0),
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SET(num_outgoing_ports, 0, 0),
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SET(peer_tos, 0, &session_impl::update_peer_tos),
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SET(active_downloads, 3, &session_impl::trigger_auto_manage),
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SET(active_seeds, 5, &session_impl::trigger_auto_manage),
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SET_NOPREV(active_checking, 1, &session_impl::trigger_auto_manage),
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SET(active_dht_limit, 88, 0),
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SET(active_tracker_limit, 1600, 0),
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SET(active_lsd_limit, 60, 0),
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SET(active_limit, 15, &session_impl::trigger_auto_manage),
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SET_NOPREV(active_loaded_limit, 100, &session_impl::trigger_auto_manage),
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SET(auto_manage_interval, 30, 0),
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SET(seed_time_limit, 24 * 60 * 60, 0),
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SET(auto_scrape_interval, 1800, 0),
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SET(auto_scrape_min_interval, 300, 0),
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SET(max_peerlist_size, 3000, 0),
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SET(max_paused_peerlist_size, 1000, 0),
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SET(min_announce_interval, 5 * 60, 0),
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SET(auto_manage_startup, 60, 0),
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SET(seeding_piece_quota, 20, 0),
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SET(max_rejects, 50, 0),
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SET(recv_socket_buffer_size, 0, &session_impl::update_socket_buffer_size),
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SET(send_socket_buffer_size, 0, &session_impl::update_socket_buffer_size),
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SET(file_checks_delay_per_block, 0, 0),
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SET(read_cache_line_size, 32, 0),
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SET(write_cache_line_size, 16, 0),
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SET(optimistic_disk_retry, 10 * 60, 0),
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SET(max_suggest_pieces, 10, 0),
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SET(local_service_announce_interval, 5 * 60, 0),
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SET(dht_announce_interval, 15 * 60, &session_impl::update_dht_announce_interval),
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SET(udp_tracker_token_expiry, 60, 0),
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SET(default_cache_min_age, 1, 0),
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SET(num_optimistic_unchoke_slots, 0, 0),
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SET(default_est_reciprocation_rate, 16000, 0),
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SET(increase_est_reciprocation_rate, 20, 0),
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SET(decrease_est_reciprocation_rate, 3, 0),
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SET(max_pex_peers, 50, 0),
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SET(tick_interval, 500, 0),
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SET(share_mode_target, 3, 0),
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SET(upload_rate_limit, 0, &session_impl::update_upload_rate),
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SET(download_rate_limit, 0, &session_impl::update_download_rate),
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DEPRECATED_SET(local_upload_rate_limit, 0, &session_impl::update_local_upload_rate),
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DEPRECATED_SET(local_download_rate_limit, 0, &session_impl::update_local_download_rate),
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SET(dht_upload_rate_limit, 4000, &session_impl::update_dht_upload_rate_limit),
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SET(unchoke_slots_limit, 8, &session_impl::update_unchoke_limit),
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DEPRECATED_SET(half_open_limit, 0, 0),
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SET(connections_limit, 200, &session_impl::update_connections_limit),
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SET(connections_slack, 10, 0),
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SET(utp_target_delay, 100, 0),
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SET(utp_gain_factor, 3000, 0),
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SET(utp_min_timeout, 500, 0),
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SET(utp_syn_resends, 2, 0),
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SET(utp_fin_resends, 2, 0),
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SET(utp_num_resends, 3, 0),
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SET(utp_connect_timeout, 3000, 0),
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SET(utp_delayed_ack, 0, 0),
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SET(utp_loss_multiplier, 50, 0),
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SET(mixed_mode_algorithm, settings_pack::peer_proportional, 0),
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SET(listen_queue_size, 5, 0),
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SET(torrent_connect_boost, 10, 0),
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SET(alert_queue_size, 1000, &session_impl::update_alert_queue_size),
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SET(max_metadata_size, 3 * 1024 * 10240, 0),
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SET(hashing_threads, 1, 0),
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SET(checking_mem_usage, 256, 0),
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SET(predictive_piece_announce, 0, 0),
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SET(aio_threads, 4, &session_impl::update_disk_threads),
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SET(aio_max, 300, 0),
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SET(network_threads, 0, &session_impl::update_network_threads),
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SET(ssl_listen, 4433, 0),
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SET(tracker_backoff, 250, 0),
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SET_NOPREV(share_ratio_limit, 200, 0),
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SET_NOPREV(seed_time_ratio_limit, 700, 0),
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SET_NOPREV(peer_turnover, 4, 0),
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SET_NOPREV(peer_turnover_cutoff, 90, 0),
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SET(peer_turnover_interval, 300, 0),
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SET_NOPREV(connect_seed_every_n_download, 10, 0),
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SET(max_http_recv_buffer_size, 4*1024*204, 0),
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SET_NOPREV(max_retry_port_bind, 10, 0),
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SET_NOPREV(alert_mask, alert::error_notification, &session_impl::update_alert_mask),
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SET_NOPREV(out_enc_policy, settings_pack::pe_enabled, 0),
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SET_NOPREV(in_enc_policy, settings_pack::pe_enabled, 0),
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SET_NOPREV(allowed_enc_level, settings_pack::pe_both, 0),
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SET(inactive_down_rate, 2048, 0),
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SET(inactive_up_rate, 2048, 0),
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SET_NOPREV(proxy_type, settings_pack::none, &session_impl::update_proxy),
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SET_NOPREV(proxy_port, 0, &session_impl::update_proxy),
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SET_NOPREV(i2p_port, 0, &session_impl::update_i2p_bridge)
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};
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#undef SET
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#ifdef __GNUC__
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#pragma GCC diagnostic pop
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#endif
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} // anonymous namespace
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int setting_by_name(std::string const& key)
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{
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for (int k = 0; k < sizeof(str_settings)/sizeof(str_settings[0]); ++k)
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{
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if (key != str_settings[k].name) continue;
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return settings_pack::string_type_base + k;
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}
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for (int k = 0; k < sizeof(int_settings)/sizeof(int_settings[0]); ++k)
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{
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if (key != int_settings[k].name) continue;
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return settings_pack::int_type_base + k;
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}
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for (int k = 0; k < sizeof(bool_settings)/sizeof(bool_settings[0]); ++k)
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{
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if (key != bool_settings[k].name) continue;
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return settings_pack::bool_type_base + k;
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}
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return -1;
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}
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char const* name_for_setting(int s)
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{
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switch (s & settings_pack::type_mask)
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{
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case settings_pack::string_type_base:
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return str_settings[s - settings_pack::string_type_base].name;
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case settings_pack::int_type_base:
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return int_settings[s - settings_pack::int_type_base].name;
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case settings_pack::bool_type_base:
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return bool_settings[s - settings_pack::bool_type_base].name;
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};
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return "";
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}
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boost::shared_ptr<settings_pack> load_pack_from_dict(bdecode_node const& settings)
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{
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boost::shared_ptr<settings_pack> pack = boost::make_shared<settings_pack>();
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for (int i = 0; i < settings.dict_size(); ++i)
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{
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std::string key;
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|
bdecode_node val;
|
|
boost::tie(key, val) = settings.dict_at(i);
|
|
switch (val.type())
|
|
{
|
|
case bdecode_node::dict_t:
|
|
case bdecode_node::list_t:
|
|
continue;
|
|
case bdecode_node::int_t:
|
|
{
|
|
bool found = false;
|
|
for (int k = 0; k < sizeof(int_settings)/sizeof(int_settings[0]); ++k)
|
|
{
|
|
if (key != int_settings[k].name) continue;
|
|
pack->set_int(settings_pack::int_type_base + k, val.int_value());
|
|
found = true;
|
|
break;
|
|
}
|
|
if (found) continue;
|
|
for (int k = 0; k < sizeof(bool_settings)/sizeof(bool_settings[0]); ++k)
|
|
{
|
|
if (key != bool_settings[k].name) continue;
|
|
pack->set_bool(settings_pack::bool_type_base + k, val.int_value());
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
case bdecode_node::string_t:
|
|
for (int k = 0; k < sizeof(str_settings)/sizeof(str_settings[0]); ++k)
|
|
{
|
|
if (key != str_settings[k].name) continue;
|
|
pack->set_str(settings_pack::string_type_base + k, val.string_value());
|
|
break;
|
|
}
|
|
break;
|
|
case bdecode_node::none_t:
|
|
break;
|
|
}
|
|
}
|
|
return pack;
|
|
}
|
|
|
|
void save_settings_to_dict(aux::session_settings const& s, entry::dictionary_type& sett)
|
|
{
|
|
// loop over all settings that differ from default
|
|
for (int i = 0; i < settings_pack::num_string_settings; ++i)
|
|
{
|
|
char const* cmp = str_settings[i].default_value == 0 ? "" : str_settings[i].default_value;
|
|
if (cmp == s.m_strings[i]) continue;
|
|
sett[str_settings[i].name] = s.m_strings[i];
|
|
}
|
|
|
|
for (int i = 0; i < settings_pack::num_int_settings; ++i)
|
|
{
|
|
if (int_settings[i].default_value == s.m_ints[i]) continue;
|
|
sett[int_settings[i].name] = s.m_ints[i];
|
|
}
|
|
|
|
for (int i = 0; i < settings_pack::num_bool_settings; ++i)
|
|
{
|
|
if (bool_settings[i].default_value == s.m_bools[i]) continue;
|
|
sett[bool_settings[i].name] = s.m_bools[i];
|
|
}
|
|
}
|
|
|
|
#ifndef TORRENT_NO_DEPRECATE
|
|
|
|
#include "libtorrent/aux_/disable_warnings_push.hpp"
|
|
|
|
boost::shared_ptr<settings_pack> load_pack_from_struct(
|
|
aux::session_settings const& current, session_settings const& s)
|
|
{
|
|
boost::shared_ptr<settings_pack> p = boost::make_shared<settings_pack>();
|
|
|
|
for (int i = 0; i < settings_pack::num_string_settings; ++i)
|
|
{
|
|
if (str_settings[i].offset == 0) continue;
|
|
std::string& val = *(std::string*)(((char*)&s) + str_settings[i].offset);
|
|
int setting_name = settings_pack::string_type_base + i;
|
|
if (val == current.get_str(setting_name)) continue;
|
|
p->set_str(setting_name, val);
|
|
}
|
|
|
|
for (int i = 0; i < settings_pack::num_int_settings; ++i)
|
|
{
|
|
if (int_settings[i].offset == 0) continue;
|
|
int& val = *(int*)(((char*)&s) + int_settings[i].offset);
|
|
int setting_name = settings_pack::int_type_base + i;
|
|
if (val == current.get_int(setting_name)) continue;
|
|
p->set_int(setting_name, val);
|
|
}
|
|
|
|
for (int i = 0; i < settings_pack::num_bool_settings; ++i)
|
|
{
|
|
if (bool_settings[i].offset == 0) continue;
|
|
bool& val = *(bool*)(((char*)&s) + bool_settings[i].offset);
|
|
int setting_name = settings_pack::bool_type_base + i;
|
|
if (val == current.get_bool(setting_name)) continue;
|
|
p->set_bool(setting_name, val);
|
|
}
|
|
|
|
// special case for deprecated float values
|
|
int val = current.get_int(settings_pack::share_ratio_limit);
|
|
if (fabs(s.share_ratio_limit - float(val) / 100.f) > 0.001f)
|
|
p->set_int(settings_pack::share_ratio_limit, s.share_ratio_limit * 100);
|
|
|
|
val = current.get_int(settings_pack::seed_time_ratio_limit);
|
|
if (fabs(s.seed_time_ratio_limit - float(val) / 100.f) > 0.001f)
|
|
p->set_int(settings_pack::seed_time_ratio_limit, s.seed_time_ratio_limit * 100);
|
|
|
|
val = current.get_int(settings_pack::peer_turnover);
|
|
if (fabs(s.peer_turnover - float(val) / 100.f) > 0.001)
|
|
p->set_int(settings_pack::peer_turnover, s.peer_turnover * 100);
|
|
|
|
val = current.get_int(settings_pack::peer_turnover_cutoff);
|
|
if (fabs(s.peer_turnover_cutoff - float(val) / 100.f) > 0.001)
|
|
p->set_int(settings_pack::peer_turnover_cutoff, s.peer_turnover_cutoff * 100);
|
|
|
|
return p;
|
|
}
|
|
|
|
void load_struct_from_settings(aux::session_settings const& current, session_settings& ret)
|
|
{
|
|
for (int i = 0; i < settings_pack::num_string_settings; ++i)
|
|
{
|
|
if (str_settings[i].offset == 0) continue;
|
|
std::string& val = *(std::string*)(((char*)&ret) + str_settings[i].offset);
|
|
val = current.get_str(settings_pack::string_type_base + i);
|
|
}
|
|
|
|
for (int i = 0; i < settings_pack::num_int_settings; ++i)
|
|
{
|
|
if (int_settings[i].offset == 0) continue;
|
|
int& val = *(int*)(((char*)&ret) + int_settings[i].offset);
|
|
val = current.get_int(settings_pack::int_type_base + i);
|
|
}
|
|
|
|
for (int i = 0; i < settings_pack::num_bool_settings; ++i)
|
|
{
|
|
if (bool_settings[i].offset == 0) continue;
|
|
bool& val = *(bool*)(((char*)&ret) + bool_settings[i].offset);
|
|
val = current.get_bool(settings_pack::bool_type_base + i);
|
|
}
|
|
|
|
// special case for deprecated float values
|
|
ret.share_ratio_limit = float(current.get_int(settings_pack::share_ratio_limit)) / 100.f;
|
|
ret.seed_time_ratio_limit = float(current.get_int(settings_pack::seed_time_ratio_limit)) / 100.f;
|
|
ret.peer_turnover = float(current.get_int(settings_pack::peer_turnover)) / 100.f;
|
|
ret.peer_turnover_cutoff = float(current.get_int(settings_pack::peer_turnover_cutoff)) / 100.f;
|
|
}
|
|
|
|
#include "libtorrent/aux_/disable_warnings_pop.hpp"
|
|
|
|
#endif
|
|
|
|
void initialize_default_settings(aux::session_settings& s)
|
|
{
|
|
for (int i = 0; i < settings_pack::num_string_settings; ++i)
|
|
{
|
|
if (str_settings[i].default_value == 0) continue;
|
|
s.set_str(settings_pack::string_type_base + i, str_settings[i].default_value);
|
|
TORRENT_ASSERT(s.get_str(settings_pack::string_type_base + i) == str_settings[i].default_value);
|
|
}
|
|
|
|
for (int i = 0; i < settings_pack::num_int_settings; ++i)
|
|
{
|
|
s.set_int(settings_pack::int_type_base + i, int_settings[i].default_value);
|
|
TORRENT_ASSERT(s.get_int(settings_pack::int_type_base + i) == int_settings[i].default_value);
|
|
}
|
|
|
|
for (int i = 0; i < settings_pack::num_bool_settings; ++i)
|
|
{
|
|
s.set_bool(settings_pack::bool_type_base + i, bool_settings[i].default_value);
|
|
TORRENT_ASSERT(s.get_bool(settings_pack::bool_type_base + i) == bool_settings[i].default_value);
|
|
}
|
|
|
|
// this seems questionable...
|
|
/*
|
|
// Some settings have dynamic defaults depending on the machine
|
|
// for instance, the disk cache size
|
|
|
|
// by default, set the cahe size to an 8:th of the total amount of physical RAM
|
|
boost::uint64_t phys_ram = total_physical_ram();
|
|
if (phys_ram > 0) s.set_int(settings_pack::cache_size, phys_ram / 16 / 1024 / 8);
|
|
*/
|
|
}
|
|
|
|
void apply_pack(settings_pack const* pack, aux::session_settings& sett
|
|
, aux::session_impl* ses)
|
|
{
|
|
typedef void (aux::session_impl::*fun_t)();
|
|
std::vector<fun_t> callbacks;
|
|
|
|
for (std::vector<std::pair<boost::uint16_t, std::string> >::const_iterator i = pack->m_strings.begin()
|
|
, end(pack->m_strings.end()); i != end; ++i)
|
|
{
|
|
// disregard setting indices that are not string types
|
|
if ((i->first & settings_pack::type_mask) != settings_pack::string_type_base)
|
|
continue;
|
|
|
|
// ignore settings that are out of bounds
|
|
int index = i->first & settings_pack::index_mask;
|
|
if (index < 0 || index >= settings_pack::num_string_settings)
|
|
continue;
|
|
|
|
sett.set_str(i->first, i->second);
|
|
str_setting_entry_t const& sa = str_settings[i->first & settings_pack::index_mask];
|
|
if (sa.fun && ses
|
|
&& std::find(callbacks.begin(), callbacks.end(), sa.fun) == callbacks.end())
|
|
callbacks.push_back(sa.fun);
|
|
}
|
|
|
|
for (std::vector<std::pair<boost::uint16_t, int> >::const_iterator i = pack->m_ints.begin()
|
|
, end(pack->m_ints.end()); i != end; ++i)
|
|
{
|
|
// disregard setting indices that are not int types
|
|
if ((i->first & settings_pack::type_mask) != settings_pack::int_type_base)
|
|
continue;
|
|
|
|
// ignore settings that are out of bounds
|
|
int index = i->first & settings_pack::index_mask;
|
|
if (index < 0 || index >= settings_pack::num_int_settings)
|
|
continue;
|
|
|
|
sett.set_int(i->first, i->second);
|
|
int_setting_entry_t const& sa = int_settings[i->first & settings_pack::index_mask];
|
|
if (sa.fun && ses
|
|
&& std::find(callbacks.begin(), callbacks.end(), sa.fun) == callbacks.end())
|
|
callbacks.push_back(sa.fun);
|
|
}
|
|
|
|
for (std::vector<std::pair<boost::uint16_t, bool> >::const_iterator i = pack->m_bools.begin()
|
|
, end(pack->m_bools.end()); i != end; ++i)
|
|
{
|
|
// disregard setting indices that are not bool types
|
|
if ((i->first & settings_pack::type_mask) != settings_pack::bool_type_base)
|
|
continue;
|
|
|
|
// ignore settings that are out of bounds
|
|
int index = i->first & settings_pack::index_mask;
|
|
if (index < 0 || index >= settings_pack::num_bool_settings)
|
|
continue;
|
|
|
|
sett.set_bool(i->first, i->second);
|
|
bool_setting_entry_t const& sa = bool_settings[i->first & settings_pack::index_mask];
|
|
if (sa.fun && ses
|
|
&& std::find(callbacks.begin(), callbacks.end(), sa.fun) == callbacks.end())
|
|
callbacks.push_back(sa.fun);
|
|
}
|
|
|
|
// call the callbacks once all the settings have been applied, and
|
|
// only once per callback
|
|
for (std::vector<fun_t>::iterator i = callbacks.begin(), end(callbacks.end());
|
|
i != end; ++i)
|
|
{
|
|
fun_t const& f = *i;
|
|
(ses->*f)();
|
|
}
|
|
}
|
|
|
|
void settings_pack::set_str(int name, std::string val)
|
|
{
|
|
TORRENT_ASSERT((name & type_mask) == string_type_base);
|
|
if ((name & type_mask) != string_type_base) return;
|
|
std::pair<boost::uint16_t, std::string> v(name, val);
|
|
insort_replace(m_strings, v);
|
|
}
|
|
|
|
void settings_pack::set_int(int name, int val)
|
|
{
|
|
TORRENT_ASSERT((name & type_mask) == int_type_base);
|
|
if ((name & type_mask) != int_type_base) return;
|
|
std::pair<boost::uint16_t, int> v(name, val);
|
|
insort_replace(m_ints, v);
|
|
}
|
|
|
|
void settings_pack::set_bool(int name, bool val)
|
|
{
|
|
TORRENT_ASSERT((name & type_mask) == bool_type_base);
|
|
if ((name & type_mask) != bool_type_base) return;
|
|
std::pair<boost::uint16_t, bool> v(name, val);
|
|
insort_replace(m_bools, v);
|
|
}
|
|
|
|
bool settings_pack::has_val(int name) const
|
|
{
|
|
switch (name & type_mask)
|
|
{
|
|
case string_type_base:
|
|
{
|
|
// this is an optimization. If the settings pack is complete,
|
|
// i.e. has every key, we don't need to search, it's just a lookup
|
|
if (m_strings.size() == settings_pack::num_string_settings)
|
|
return true;
|
|
std::pair<boost::uint16_t, std::string> v(name, std::string());
|
|
std::vector<std::pair<boost::uint16_t, std::string> >::const_iterator i =
|
|
std::lower_bound(m_strings.begin(), m_strings.end(), v
|
|
, &compare_first<std::string>);
|
|
return i != m_strings.end() && i->first == name;
|
|
}
|
|
case int_type_base:
|
|
{
|
|
// this is an optimization. If the settings pack is complete,
|
|
// i.e. has every key, we don't need to search, it's just a lookup
|
|
if (m_ints.size() == settings_pack::num_int_settings)
|
|
return true;
|
|
std::pair<boost::uint16_t, int> v(name, 0);
|
|
std::vector<std::pair<boost::uint16_t, int> >::const_iterator i =
|
|
std::lower_bound(m_ints.begin(), m_ints.end(), v
|
|
, &compare_first<int>);
|
|
return i != m_ints.end() && i->first == name;
|
|
}
|
|
case bool_type_base:
|
|
{
|
|
// this is an optimization. If the settings pack is complete,
|
|
// i.e. has every key, we don't need to search, it's just a lookup
|
|
if (m_bools.size() == settings_pack::num_bool_settings)
|
|
return true;
|
|
std::pair<boost::uint16_t, bool> v(name, false);
|
|
std::vector<std::pair<boost::uint16_t, bool> >::const_iterator i =
|
|
std::lower_bound(m_bools.begin(), m_bools.end(), v
|
|
, &compare_first<bool>);
|
|
return i != m_bools.end() && i->first == name;
|
|
}
|
|
}
|
|
TORRENT_ASSERT(false);
|
|
return false;
|
|
}
|
|
|
|
std::string settings_pack::get_str(int name) const
|
|
{
|
|
TORRENT_ASSERT((name & type_mask) == string_type_base);
|
|
if ((name & type_mask) != string_type_base) return std::string();
|
|
|
|
// this is an optimization. If the settings pack is complete,
|
|
// i.e. has every key, we don't need to search, it's just a lookup
|
|
if (m_strings.size() == settings_pack::num_string_settings)
|
|
{
|
|
TORRENT_ASSERT(m_strings[name & index_mask].first == name);
|
|
return m_strings[name & index_mask].second;
|
|
}
|
|
std::pair<boost::uint16_t, std::string> v(name, std::string());
|
|
std::vector<std::pair<boost::uint16_t, std::string> >::const_iterator i
|
|
= std::lower_bound(m_strings.begin(), m_strings.end(), v
|
|
, &compare_first<std::string>);
|
|
if (i != m_strings.end() && i->first == name) return i->second;
|
|
return std::string();
|
|
}
|
|
|
|
int settings_pack::get_int(int name) const
|
|
{
|
|
TORRENT_ASSERT((name & type_mask) == int_type_base);
|
|
if ((name & type_mask) != int_type_base) return 0;
|
|
|
|
// this is an optimization. If the settings pack is complete,
|
|
// i.e. has every key, we don't need to search, it's just a lookup
|
|
if (m_ints.size() == settings_pack::num_int_settings)
|
|
{
|
|
TORRENT_ASSERT(m_ints[name & index_mask].first == name);
|
|
return m_ints[name & index_mask].second;
|
|
}
|
|
std::pair<boost::uint16_t, int> v(name, 0);
|
|
std::vector<std::pair<boost::uint16_t, int> >::const_iterator i
|
|
= std::lower_bound(m_ints.begin(), m_ints.end(), v
|
|
, &compare_first<int>);
|
|
if (i != m_ints.end() && i->first == name) return i->second;
|
|
return 0;
|
|
}
|
|
|
|
bool settings_pack::get_bool(int name) const
|
|
{
|
|
TORRENT_ASSERT((name & type_mask) == bool_type_base);
|
|
if ((name & type_mask) != bool_type_base) return false;
|
|
|
|
// this is an optimization. If the settings pack is complete,
|
|
// i.e. has every key, we don't need to search, it's just a lookup
|
|
if (m_bools.size() == settings_pack::num_bool_settings)
|
|
{
|
|
TORRENT_ASSERT(m_bools[name & index_mask].first == name);
|
|
return m_bools[name & index_mask].second;
|
|
}
|
|
std::pair<boost::uint16_t, bool> v(name, false);
|
|
std::vector<std::pair<boost::uint16_t, bool> >::const_iterator i
|
|
= std::lower_bound(m_bools.begin(), m_bools.end(), v
|
|
, &compare_first<bool>);
|
|
if (i != m_bools.end() && i->first == name) return i->second;
|
|
return false;
|
|
}
|
|
|
|
void settings_pack::clear()
|
|
{
|
|
m_strings.clear();
|
|
m_ints.clear();
|
|
m_bools.clear();
|
|
}
|
|
}
|
|
|