premiere-libtorrent/fuzzers/src/dht_node.cpp

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2019-04-06 19:02:31 +02:00
/*
Copyright (c) 2017, Arvid Norberg
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/version.hpp"
#include "libtorrent/kademlia/dht_tracker.hpp"
#include "libtorrent/performance_counters.hpp"
#include "libtorrent/kademlia/dht_observer.hpp"
#include <memory>
using namespace lt;
#if LIBTORRENT_VERSION_NUM >= 10200
dht::dht_settings sett;
dht::dht_state state;
std::unique_ptr<lt::dht::dht_storage_interface> dht_storage(dht::dht_default_storage_constructor(sett));
#else
dht_settings sett;
entry state;
#endif
counters cnt;
struct obs : dht::dht_observer
{
#if LIBTORRENT_VERSION_NUM >= 10200
void set_external_address(lt::aux::listen_socket_handle const&, lt::address const& /* addr */
, lt::address const&) override
{}
int get_listen_port(aux::transport ssl, aux::listen_socket_handle const& s) override
{ return 6881; }
#else
void set_external_address(address const& addr
, address const& source) override {}
#endif
void get_peers(lt::sha1_hash const&) override {}
void outgoing_get_peers(sha1_hash const&
, sha1_hash const&, lt::udp::endpoint const&) override {}
void announce(sha1_hash const&, lt::address const&, int) override {}
#if LIBTORRENT_VERSION_NUM >= 10200
bool on_dht_request(string_view
, dht::msg const&, entry&) override
{ return false; }
#else
bool on_dht_request(char const* query, int query_len
, dht::msg const& request, entry& response) override { return false; }
address external_address() override { return address(); }
#endif
#ifndef TORRENT_DISABLE_LOGGING
void log(dht_logger::module_t, char const*, ...) override {}
#if LIBTORRENT_VERSION_NUM < 10200
void log_packet(message_direction_t dir, char const* pkt, int len
, udp::endpoint node) override {}
#else
bool should_log(module_t) const override { return true; }
void log_packet(message_direction_t
, span<char const>
, lt::udp::endpoint const&) override {}
#endif // LIBTORRENT_VERSION_NUM
#endif // TORRENT_DISABLE_LOGGING
};
obs o;
extern "C" int LLVMFuzzerTestOneInput(uint8_t const* data, size_t size)
{
#if LIBTORRENT_VERSION_NUM >= 10300
io_context ios;
#else
io_service ios;
#endif
#if LIBTORRENT_VERSION_NUM < 10200
rate_limited_udp_socket sock(ios);
#endif
dht::dht_tracker(&o
#if LIBTORRENT_VERSION_NUM >= 10200
, ios
, [](aux::listen_socket_handle const&, udp::endpoint const&
, span<char const>, error_code&, udp_send_flags_t) {}
#else
, sock
#endif
, sett
, cnt
#if LIBTORRENT_VERSION_NUM >= 10200
, *dht_storage
#else
, dht::dht_default_storage_constructor
#endif
, std::move(state));
return 0;
}