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/*
* Copyright 2017 The WebRTC Project Authors. All rights reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef P2P_CLIENT_RELAY_PORT_FACTORY_INTERFACE_H_
#define P2P_CLIENT_RELAY_PORT_FACTORY_INTERFACE_H_
#include <memory>
#include <string>
#include "p2p/base/port_interface.h"
#include "rtc_base/ref_count.h"
namespace rtc {
class AsyncPacketSocket;
class Network;
class PacketSocketFactory;
class Thread;
} // namespace rtc
namespace webrtc {
class TurnCustomizer;
class FieldTrialsView;
} // namespace webrtc
namespace cricket {
class Port;
struct ProtocolAddress;
struct RelayServerConfig;
// A struct containing arguments to RelayPortFactory::Create()
struct CreateRelayPortArgs {
rtc::Thread* network_thread;
rtc::PacketSocketFactory* socket_factory;
const rtc::Network* network;
const ProtocolAddress* server_address;
const RelayServerConfig* config;
std::string username;
std::string password;
webrtc::TurnCustomizer* turn_customizer = nullptr;
const webrtc::FieldTrialsView* field_trials = nullptr;
// Relative priority of candidates from this TURN server in relation
// to the candidates from other servers. Required because ICE priorities
// need to be unique.
int relative_priority = 0;
};
// A factory for creating RelayPort's.
class RelayPortFactoryInterface {
public:
virtual ~RelayPortFactoryInterface() {}
// This variant is used for UDP connection to the relay server
// using a already existing shared socket.
virtual std::unique_ptr<Port> Create(const CreateRelayPortArgs& args,
rtc::AsyncPacketSocket* udp_socket) = 0;
// This variant is used for the other cases.
virtual std::unique_ptr<Port> Create(const CreateRelayPortArgs& args,
int min_port,
int max_port) = 0;
};
} // namespace cricket
#endif // P2P_CLIENT_RELAY_PORT_FACTORY_INTERFACE_H_
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