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/*
* Copyright 2019 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_BASE_P2P_TRANSPORT_CHANNEL_ICE_FIELD_TRIALS_H_
#define P2P_BASE_P2P_TRANSPORT_CHANNEL_ICE_FIELD_TRIALS_H_
#include "absl/types/optional.h"
namespace cricket {
// Field trials for P2PTransportChannel and friends,
// put in separate file so that they can be shared e.g
// with Connection.
struct IceFieldTrials {
// This struct is built using the FieldTrialParser, and then not modified.
// TODO(jonaso) : Consider how members of this struct can be made const.
bool skip_relay_to_non_relay_connections = false;
absl::optional<int> max_outstanding_pings;
// Wait X ms before selecting a connection when having none.
// This will make media slower, but will give us chance to find
// a better connection before starting.
absl::optional<int> initial_select_dampening;
// If the connection has recevied a ping-request, delay by
// maximum this delay. This will make media slower, but will
// give us chance to find a better connection before starting.
absl::optional<int> initial_select_dampening_ping_received;
// Announce GOOG_PING support in STUN_BINDING_RESPONSE if requested
// by peer.
bool announce_goog_ping = true;
// Enable sending GOOG_PING if remote announce it.
bool enable_goog_ping = false;
// Decay rate for RTT estimate using EventBasedExponentialMovingAverage
// expressed as halving time.
int rtt_estimate_halftime_ms = 500;
// Sending a PING directly after a switch on ICE_CONTROLLING-side.
// TODO(jonaso) : Deprecate this in favor of
// `send_ping_on_selected_ice_controlling`.
bool send_ping_on_switch_ice_controlling = false;
// Sending a PING directly after selecting a connection
// (i.e either a switch or the inital selection).
bool send_ping_on_selected_ice_controlling = false;
// Sending a PING directly after a nomination on ICE_CONTROLLED-side.
bool send_ping_on_nomination_ice_controlled = false;
// The timeout after which the connection will be considered dead if no
// traffic is received.
int dead_connection_timeout_ms = 30000;
// Stop gathering when having a strong connection.
bool stop_gather_on_strongly_connected = true;
// DSCP taging.
absl::optional<int> override_dscp;
bool piggyback_ice_check_acknowledgement = false;
bool extra_ice_ping = false;
};
} // namespace cricket
#endif // P2P_BASE_P2P_TRANSPORT_CHANNEL_ICE_FIELD_TRIALS_H_
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