Introduce L2cap classic link property listener am: 14c4fe7b

/*

 * Copyright 2021 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

#pragma once

#include <memory>

#include "hci/address.h"

#include "hci/hci_packets.h"

namespace bluetooth {

namespace l2cap {

namespace classic {

/**

 * This is the listener interface for link property callbacks.

 */

class LinkPropertyListener {

 public:

  virtual ~LinkPropertyListener() = default;

  /**

   * Invoked when an ACL link is connected.

   */

  virtual void OnLinkConnected(hci::Address remote) {}

  /**

   * Invoked when an ACL link is disconnected.

   */

  virtual void OnLinkDisconnected(hci::Address remote) {}

  /**

   * Invoked when received remote version information for a given link

   */

  virtual void OnReadRemoteVersionInformation(

      hci::Address remote, uint8_t lmp_version, uint16_t manufacturer_name, uint16_t sub_version) {}

  /**

   * Invoked when received remote features and remote exnteded features for a given link

   */

  virtual void OnReadRemoteExtendedFeatures(

      hci::Address remote, uint8_t page_number, uint8_t max_page_number, uint64_t features) {}

  /**

   * Invoked when received role change

   */

  virtual void OnRoleChange(hci::Address remote, hci::Role role) {}

  /**

   * Invoked when received clock offset

   */

  virtual void OnReadClockOffset(hci::Address remote, uint16_t clock_offset) {}

  /**

   * Invoked when received mode change

   */

  virtual void OnModeChange(hci::Address remote, hci::Mode mode, uint16_t interval) {}

  /**

   * Invoked when received sniff subrating

   */

  virtual void OnSniffSubrating(

      hci::Address remote,

      uint16_t max_tx_lat,

      uint16_t max_rx_lat,

      uint16_t min_remote_timeout,

      uint16_t min_local_timeout) {}

};

}  // namespace classic

}  // namespace l2cap

}  // namespace bluetooth