chromium/net/nqe/network_quality_estimator_params.h

// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef NET_NQE_NETWORK_QUALITY_ESTIMATOR_PARAMS_H_
#define NET_NQE_NETWORK_QUALITY_ESTIMATOR_PARAMS_H_

#include <map>
#include <optional>
#include <string>

#include "base/sequence_checker.h"
#include "base/time/time.h"
#include "net/base/net_export.h"
#include "net/base/network_change_notifier.h"
#include "net/nqe/effective_connection_type.h"
#include "net/nqe/network_quality.h"

namespace net {

// Forces NQE to return a specific effective connection type. Set using the
// |params| provided to the NetworkQualityEstimatorParams constructor.
NET_EXPORT extern const char kForceEffectiveConnectionType[];
NET_EXPORT extern const char kEffectiveConnectionTypeSlow2GOnCellular[];

// HTTP RTT thresholds for different effective connection types.
NET_EXPORT extern const base::TimeDelta
    kHttpRttEffectiveConnectionTypeThresholds[EFFECTIVE_CONNECTION_TYPE_LAST];

// NetworkQualityEstimatorParams computes the configuration parameters for
// the network quality estimator.
class NET_EXPORT NetworkQualityEstimatorParams { … };

}  // namespace net

#endif  // NET_NQE_NETWORK_QUALITY_ESTIMATOR_PARAMS_H_