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Merge pull request #32 from ssiloti/peer_connection_handle 

peer_connection_handle
This commit is contained in:
Arvid Norberg 2015-07-14 22:51:34 -04:00
parent 5201fe952b d911ed456a
commit 3340bbbfb4
15 changed files with 499 additions and 35 deletions
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1
CMakeLists.txt
View File

@ -47,6 +47,7 @@ set(sources
bt_peer_connection
web_peer_connection
http_seed_connection
peer_connection_handle
instantiate_connection
merkle
natpmp

1
Jamfile
View File

@ -627,6 +627,7 @@ SOURCES =
web_connection_base
web_peer_connection
http_seed_connection
peer_connection_handle
i2p_stream
instantiate_connection
natpmp

1
include/libtorrent/Makefile.am
View File

@ -85,6 +85,7 @@ nobase_include_HEADERS = \
pe_crypto.hpp \
performance_counters.hpp \
peer_connection.hpp \
peer_connection_handle.hpp \
peer_connection_interface.hpp \
peer.hpp \
peer_class.hpp \

4
include/libtorrent/add_torrent_params.hpp
View File

@ -41,10 +41,6 @@ POSSIBILITY OF SUCH DAMAGE.
#include "libtorrent/peer_id.hpp" // sha1_hash
#include "libtorrent/version.hpp"
#ifndef TORRENT_DISABLE_EXTENSIONS
#include "libtorrent/extensions.hpp"
#endif
namespace libtorrent
{
class torrent_info;

15
include/libtorrent/extensions.hpp
View File

@ -177,15 +177,14 @@ POSSIBILITY OF SUCH DAMAGE.
#include "libtorrent/socket.hpp"
#include "libtorrent/sha1_hash.hpp" // for sha1_hash
#include "libtorrent/error_code.hpp"
#include "libtorrent/peer_connection_handle.hpp"
namespace libtorrent
{
namespace aux { struct session_impl; }
struct peer_plugin;
class bt_peer_connection;
struct peer_request;
class peer_connection;
class entry;
struct bdecode_node;
struct disk_buffer_holder;
@ -223,7 +222,7 @@ namespace libtorrent
// return true if the add_torrent_params should be added
virtual bool on_unknown_torrent(sha1_hash const& /* info_hash */
, peer_connection* /* pc */, add_torrent_params& /* p */)
, peer_connection_handle /* pc */, add_torrent_params& /* p */)
{ return false; }
// called once per second
@ -262,13 +261,13 @@ namespace libtorrent
// are supposed to return an instance of your peer_plugin class. Which in
// turn will have its hook functions called on event specific to that peer.
//
// The ``peer_connection`` will be valid as long as the ``shared_ptr`` is being
// held by the torrent object. So, it is generally a good idea to not keep a
// ``shared_ptr`` to your own peer_plugin. If you want to keep references to it,
// use ``weak_ptr``.
// The ``peer_connection_handle`` will be valid as long as the ``shared_ptr``
// is being held by the torrent object. So, it is generally a good idea to not
// keep a ``shared_ptr`` to your own peer_plugin. If you want to keep references
// to it, use ``weak_ptr``.
//
// If this function throws an exception, the connection will be closed.
virtual boost::shared_ptr<peer_plugin> new_connection(peer_connection*)
virtual boost::shared_ptr<peer_plugin> new_connection(peer_connection_handle)
{ return boost::shared_ptr<peer_plugin>(); }
// These hooks are called when a piece passes the hash check or fails the hash

139
include/libtorrent/peer_connection_handle.hpp Normal file
View File

@ -0,0 +1,139 @@
/*
Copyright (c) 2015, Arvid Norberg, Steven Siloti
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the distribution.
* Neither the name of the author nor the names of its
contributors may be used to endorse or promote products derived
from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef TORRENT_PEER_CONNECTION_HANDLE_HPP_INCLUDED
#define TORRENT_PEER_CONNECTION_HANDLE_HPP_INCLUDED
#include "libtorrent/config.hpp"
#include "libtorrent/peer_id.hpp"
#include "libtorrent/operations.hpp"
#include "libtorrent/alert_types.hpp"
namespace libtorrent
{
class peer_connection;
class bt_peer_connection;
struct torrent_handle;
struct peer_plugin;
struct peer_info;
struct crypto_plugin;
typedef boost::system::error_code error_code;
struct TORRENT_EXPORT peer_connection_handle
{
peer_connection_handle(boost::weak_ptr<peer_connection> impl)
: m_connection(impl)
{}
int type() const;
void add_extension(boost::shared_ptr<peer_plugin>);
peer_plugin const* find_plugin(char const* type);
bool is_seed() const;
bool upload_only() const;
peer_id const& pid() const;
bool has_piece(int i) const;
bool is_interesting() const;
bool is_choked() const;
bool is_peer_interested() const;
bool has_peer_choked() const;
void choke_this_peer();
void maybe_unchoke_this_peer();
void get_peer_info(peer_info& p) const;
torrent_handle associated_torrent() const;
tcp::endpoint const& remote() const;
tcp::endpoint local_endpoint() const;
void disconnect(error_code const& ec, operation_t op, int error = 0);
bool is_disconnecting() const;
bool is_connecting() const;
bool is_outgoing() const;
bool on_local_network() const;
bool ignore_unchoke_slots() const;
bool failed() const;
void peer_log(peer_log_alert::direction_t direction
, char const* event, char const* fmt = "", ...) const TORRENT_FORMAT(4,5);
bool can_disconnect(error_code const& ec) const;
bool has_metadata() const;
bool in_handshake() const;
void send_buffer(char const* begin, int size, int flags = 0);
time_t last_seen_complete() const;
time_point time_of_last_unchoke() const;
boost::shared_ptr<peer_connection> native_handle() const
{
return m_connection.lock();
}
private:
boost::weak_ptr<peer_connection> m_connection;
};
struct TORRENT_EXPORT bt_peer_connection_handle : public peer_connection_handle
{
explicit bt_peer_connection_handle(peer_connection_handle pc)
: peer_connection_handle(pc)
{}
bool packet_finished() const;
bool support_extensions() const;
bool supports_encryption() const;
void switch_send_crypto(boost::shared_ptr<crypto_plugin> crypto);
void switch_recv_crypto(boost::shared_ptr<crypto_plugin> crypto);
boost::shared_ptr<bt_peer_connection> native_handle() const;
};
} // namespace libtorrent
#endif // TORRENT_PEER_CONNECTION_HANDLE_HPP_INCLUDED

1
src/Makefile.am
View File

@ -93,6 +93,7 @@ libtorrent_rasterbar_la_SOURCES = \
pe_crypto.cpp \
performance_counters.cpp \
peer_connection.cpp \
peer_connection_handle.cpp \
peer_class.cpp \
peer_class_set.cpp \
piece_picker.cpp \

8
src/lt_trackers.cpp
View File

@ -79,7 +79,7 @@ namespace libtorrent { namespace
}
virtual boost::shared_ptr<peer_plugin> new_connection(
peer_connection* pc);
peer_connection_handle pc);
virtual void tick()
{
@ -360,15 +360,15 @@ namespace libtorrent { namespace
};
boost::shared_ptr<peer_plugin> lt_tracker_plugin::new_connection(
peer_connection* pc)
peer_connection_handle pc)
{
if (pc->type() != peer_connection::bittorrent_connection)
if (pc.type() != peer_connection::bittorrent_connection)
return boost::shared_ptr<peer_plugin>();
if (m_torrent.valid_metadata() && m_torrent.torrent_file().priv())
return boost::shared_ptr<peer_plugin>();
bt_peer_connection* c = static_cast<bt_peer_connection*>(pc);
bt_peer_connection* c = static_cast<bt_peer_connection*>(pc.native_handle().get());
return boost::shared_ptr<peer_plugin>(new lt_tracker_peer_plugin(m_torrent, *c, *this));
}

8
src/metadata_transfer.cpp
View File

@ -128,7 +128,7 @@ namespace libtorrent { namespace
}
virtual boost::shared_ptr<peer_plugin> new_connection(
peer_connection* pc);
peer_connection_handle pc);
buffer::const_interval metadata() const
{
@ -543,12 +543,12 @@ namespace libtorrent { namespace
};
boost::shared_ptr<peer_plugin> metadata_plugin::new_connection(
peer_connection* pc)
peer_connection_handle pc)
{
if (pc->type() != peer_connection::bittorrent_connection)
if (pc.type() != peer_connection::bittorrent_connection)
return boost::shared_ptr<peer_plugin>();
return boost::shared_ptr<peer_plugin>(new metadata_peer_plugin(m_torrent, *pc, *this));
return boost::shared_ptr<peer_plugin>(new metadata_peer_plugin(m_torrent, *pc.native_handle().get(), *this));
}
std::pair<int, int> metadata_plugin::metadata_request()

324
src/peer_connection_handle.cpp Normal file
View File

@ -0,0 +1,324 @@
/*
Copyright (c) 2015, Arvid Norberg, Steven Siloti
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the distribution.
* Neither the name of the author nor the names of its
contributors may be used to endorse or promote products derived
from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
*/
#include "libtorrent/peer_connection_handle.hpp"
#include "libtorrent/peer_connection.hpp"
#include "libtorrent/bt_peer_connection.hpp"
#ifndef TORRENT_DISABLE_LOGGING
#include <stdarg.h> // for va_start, va_end
#endif
namespace libtorrent
{
int peer_connection_handle::type() const
{
boost::shared_ptr<peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
return pc->type();
}
void peer_connection_handle::add_extension(boost::shared_ptr<peer_plugin> ext)
{
#ifndef TORRENT_DISABLE_EXTENSIONS
boost::shared_ptr<peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
pc->add_extension(ext);
#endif
}
peer_plugin const* peer_connection_handle::find_plugin(char const* type)
{
#ifndef TORRENT_DISABLE_EXTENSIONS
boost::shared_ptr<peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
return pc->find_plugin(type);
#else
return NULL;
#endif
}
bool peer_connection_handle::is_seed() const
{
boost::shared_ptr<peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
return pc->is_seed();
}
bool peer_connection_handle::upload_only() const
{
boost::shared_ptr<peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
return pc->upload_only();
}
peer_id const& peer_connection_handle::pid() const
{
boost::shared_ptr<peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
return pc->pid();
}
bool peer_connection_handle::has_piece(int i) const
{
boost::shared_ptr<peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
return pc->has_piece(i);
}
bool peer_connection_handle::is_interesting() const
{
boost::shared_ptr<peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
return pc->is_interesting();
}
bool peer_connection_handle::is_choked() const
{
boost::shared_ptr<peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
return pc->is_choked();
}
bool peer_connection_handle::is_peer_interested() const
{
boost::shared_ptr<peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
return pc->is_peer_interested();
}
bool peer_connection_handle::has_peer_choked() const
{
boost::shared_ptr<peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
return pc->has_peer_choked();
}
void peer_connection_handle::choke_this_peer()
{
boost::shared_ptr<peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
pc->choke_this_peer();
}
void peer_connection_handle::maybe_unchoke_this_peer()
{
boost::shared_ptr<peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
pc->maybe_unchoke_this_peer();
}
void peer_connection_handle::get_peer_info(peer_info& p) const
{
boost::shared_ptr<peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
pc->get_peer_info(p);
}
torrent_handle peer_connection_handle::associated_torrent() const
{
boost::shared_ptr<peer_connection> pc = native_handle();
if (!pc) return torrent_handle();
boost::shared_ptr<torrent> t = pc->associated_torrent().lock();
if (!t) return torrent_handle();
return t->get_handle();
}
tcp::endpoint const& peer_connection_handle::remote() const
{
boost::shared_ptr<peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
return pc->remote();
}
tcp::endpoint peer_connection_handle::local_endpoint() const
{
boost::shared_ptr<peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
return pc->local_endpoint();
}
void peer_connection_handle::disconnect(error_code const& ec, operation_t op, int error)
{
boost::shared_ptr<peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
pc->disconnect(ec, op, error);
}
bool peer_connection_handle::is_disconnecting() const
{
boost::shared_ptr<peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
return pc->is_disconnecting();
}
bool peer_connection_handle::is_connecting() const
{
boost::shared_ptr<peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
return pc->is_connecting();
}
bool peer_connection_handle::is_outgoing() const
{
boost::shared_ptr<peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
return pc->is_outgoing();
}
bool peer_connection_handle::on_local_network() const
{
boost::shared_ptr<peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
return pc->on_local_network();
}
bool peer_connection_handle::ignore_unchoke_slots() const
{
boost::shared_ptr<peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
return pc->ignore_unchoke_slots();
}
bool peer_connection_handle::failed() const
{
boost::shared_ptr<peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
return pc->failed();
}
void peer_connection_handle::peer_log(peer_log_alert::direction_t direction
, char const* event, char const* fmt, ...) const
{
#ifndef TORRENT_DISABLE_LOGGING
boost::shared_ptr<peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
va_list v;
va_start(v, fmt);
pc->peer_log(direction, event, fmt, v);
va_end(v);
#endif
}
bool peer_connection_handle::can_disconnect(error_code const& ec) const
{
boost::shared_ptr<peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
return pc->can_disconnect(ec);
}
bool peer_connection_handle::has_metadata() const
{
boost::shared_ptr<peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
return pc->has_metadata();
}
bool peer_connection_handle::in_handshake() const
{
boost::shared_ptr<peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
return pc->in_handshake();
}
void peer_connection_handle::send_buffer(char const* begin, int size, int flags)
{
boost::shared_ptr<peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
pc->send_buffer(begin, size, flags);
}
time_t peer_connection_handle::last_seen_complete() const
{
boost::shared_ptr<peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
return pc->last_seen_complete();
}
time_point peer_connection_handle::time_of_last_unchoke() const
{
boost::shared_ptr<peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
return pc->time_of_last_unchoke();
}
bool bt_peer_connection_handle::packet_finished() const
{
boost::shared_ptr<bt_peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
return pc->packet_finished();
}
bool bt_peer_connection_handle::support_extensions() const
{
boost::shared_ptr<bt_peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
return pc->support_extensions();
}
bool bt_peer_connection_handle::supports_encryption() const
{
#if !defined(TORRENT_DISABLE_ENCRYPTION) && !defined(TORRENT_DISABLE_EXTENSIONS)
boost::shared_ptr<bt_peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
return pc->supports_encryption();
#else
return false;
#endif
}
void bt_peer_connection_handle::switch_send_crypto(boost::shared_ptr<crypto_plugin> crypto)
{
#if !defined(TORRENT_DISABLE_ENCRYPTION) && !defined(TORRENT_DISABLE_EXTENSIONS)
boost::shared_ptr<bt_peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
pc->switch_send_crypto(crypto);
#endif
}
void bt_peer_connection_handle::switch_recv_crypto(boost::shared_ptr<crypto_plugin> crypto)
{
#if !defined(TORRENT_DISABLE_ENCRYPTION) && !defined(TORRENT_DISABLE_EXTENSIONS)
boost::shared_ptr<bt_peer_connection> pc = native_handle();
TORRENT_ASSERT(pc);
pc->switch_recv_crypto(crypto);
#endif
}
boost::shared_ptr<bt_peer_connection> bt_peer_connection_handle::native_handle() const
{
return boost::static_pointer_cast<bt_peer_connection>(
peer_connection_handle::native_handle());
}
} // namespace libtorrent

2
src/session_impl.cpp
View File

@ -4049,7 +4049,7 @@ retry:
, end(m_ses_extensions.end()); i != end; ++i)
{
add_torrent_params p;
if ((*i)->on_unknown_torrent(info_hash, pc, p))
if ((*i)->on_unknown_torrent(info_hash, peer_connection_handle(pc->self()), p))
{
error_code ec;
torrent_handle handle = add_torrent(p, ec);

10
src/torrent.cpp
View File

@ -1509,7 +1509,7 @@ namespace libtorrent
i != m_connections.end(); ++i)
{
peer_connection* p = *i;
boost::shared_ptr<peer_plugin> pp(tp->new_connection(p));
boost::shared_ptr<peer_plugin> pp(tp->new_connection(peer_connection_handle(p->self())));
if (pp) p->add_extension(pp);
}
@ -6401,7 +6401,7 @@ namespace libtorrent
, end(m_extensions.end()); i != end; ++i)
{
boost::shared_ptr<peer_plugin>
pp((*i)->new_connection(c.get()));
pp((*i)->new_connection(peer_connection_handle(c.get()->self())));
if (pp) c->add_extension(pp);
}
#endif
@ -7463,7 +7463,8 @@ namespace libtorrent
, end(m_extensions.end()); i != end; ++i)
{
TORRENT_TRY {
boost::shared_ptr<peer_plugin> pp((*i)->new_connection(c.get()));
boost::shared_ptr<peer_plugin> pp((*i)->new_connection(
peer_connection_handle(c.get()->self())));
if (pp) c->add_extension(pp);
} TORRENT_CATCH (std::exception&) {}
}
@ -7765,7 +7766,8 @@ namespace libtorrent
for (extension_list_t::iterator i = m_extensions.begin()
, end(m_extensions.end()); i != end; ++i)
{
boost::shared_ptr<peer_plugin> pp((*i)->new_connection(p));
boost::shared_ptr<peer_plugin> pp((*i)->new_connection(
peer_connection_handle(p->self())));
if (pp) p->add_extension(pp);
}
#endif

8
src/ut_metadata.cpp
View File

@ -124,7 +124,7 @@ namespace libtorrent { namespace
}
virtual boost::shared_ptr<peer_plugin> new_connection(
peer_connection* pc);
peer_connection_handle pc);
int get_metadata_size() const
{
@ -500,12 +500,12 @@ namespace libtorrent { namespace
};
boost::shared_ptr<peer_plugin> ut_metadata_plugin::new_connection(
peer_connection* pc)
peer_connection_handle pc)
{
if (pc->type() != peer_connection::bittorrent_connection)
if (pc.type() != peer_connection::bittorrent_connection)
return boost::shared_ptr<peer_plugin>();
bt_peer_connection* c = static_cast<bt_peer_connection*>(pc);
bt_peer_connection* c = static_cast<bt_peer_connection*>(pc.native_handle().get());
return boost::shared_ptr<peer_plugin>(new ut_metadata_peer_plugin(m_torrent, *c, *this));
}

8
src/ut_pex.cpp
View File

@ -90,7 +90,7 @@ namespace libtorrent { namespace
, m_last_msg(min_time())
, m_peers_in_message(0) {}
virtual boost::shared_ptr<peer_plugin> new_connection(peer_connection* pc);
virtual boost::shared_ptr<peer_plugin> new_connection(peer_connection_handle pc);
std::vector<char>& get_ut_pex_msg()
{
@ -646,13 +646,13 @@ namespace libtorrent { namespace
bool m_first_time;
};
boost::shared_ptr<peer_plugin> ut_pex_plugin::new_connection(peer_connection* pc)
boost::shared_ptr<peer_plugin> ut_pex_plugin::new_connection(peer_connection_handle pc)
{
if (pc->type() != peer_connection::bittorrent_connection)
if (pc.type() != peer_connection::bittorrent_connection)
return boost::shared_ptr<peer_plugin>();
return boost::shared_ptr<peer_plugin>(new ut_pex_peer_plugin(m_torrent
, *pc, *this));
, *pc.native_handle(), *this));
}
} }