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Commit b463ebf6 authored by Treehugger Robot's avatar Treehugger Robot Committed by Gerrit Code Review
Browse files

Merge "AclManager: Create a namespace for details"

parents d766c4c9 79e00909

system/gd/hci/Android.bp

+3 −0
Original line number Diff line number Diff line 
filegroup {

    name: "BluetoothHciSources",

    srcs: [

        "acl_manager/acl_connection.cc",

        "acl_manager/classic_acl_connection.cc",

        "acl_manager/le_acl_connection.cc",

        "acl_manager.cc",

        "acl_fragmenter.cc",

        "address.cc",

system/gd/hci/acl_manager.cc

+13 −764

File changed.

Preview size limit exceeded, changes collapsed.

system/gd/hci/acl_manager.h

+8 −201
Original line number Diff line number Diff line
@@ -20,6 +20,12 @@ 


#include "common/bidi_queue.h"

#include "common/callback.h"

#include "hci/acl_manager/classic_acl_connection.h"

#include "hci/acl_manager/connection_callbacks.h"

#include "hci/acl_manager/connection_management_callbacks.h"

#include "hci/acl_manager/le_acl_connection.h"

#include "hci/acl_manager/le_connection_callbacks.h"

#include "hci/acl_manager/le_connection_management_callbacks.h"

#include "hci/address.h"

#include "hci/address_with_type.h"

#include "hci/hci_layer.h"
@@ -35,205 +41,6 @@ class SecurityModule; 


namespace hci {



class ConnectionManagementCallbacks {

 public:

  virtual ~ConnectionManagementCallbacks() = default;

  // Invoked when controller sends Connection Packet Type Changed event with Success error code

  virtual void OnConnectionPacketTypeChanged(uint16_t packet_type) = 0;

  // Invoked when controller sends Authentication Complete event with Success error code

  virtual void OnAuthenticationComplete() = 0;

  // Invoked when controller sends Encryption Change event with Success error code

  virtual void OnEncryptionChange(EncryptionEnabled enabled) = 0;

  // Invoked when controller sends Change Connection Link Key Complete event with Success error code

  virtual void OnChangeConnectionLinkKeyComplete() = 0;

  // Invoked when controller sends Read Clock Offset Complete event with Success error code

  virtual void OnReadClockOffsetComplete(uint16_t clock_offset) = 0;

  // Invoked when controller sends Mode Change event with Success error code

  virtual void OnModeChange(Mode current_mode, uint16_t interval) = 0;

  // Invoked when controller sends QoS Setup Complete event with Success error code

  virtual void OnQosSetupComplete(ServiceType service_type, uint32_t token_rate, uint32_t peak_bandwidth,

                                  uint32_t latency, uint32_t delay_variation) = 0;

  // Invoked when controller sends Flow Specification Complete event with Success error code

  virtual void OnFlowSpecificationComplete(FlowDirection flow_direction, ServiceType service_type, uint32_t token_rate,

                                           uint32_t token_bucket_size, uint32_t peak_bandwidth,

                                           uint32_t access_latency) = 0;

  // Invoked when controller sends Flush Occurred event

  virtual void OnFlushOccurred() = 0;

  // Invoked when controller sends Command Complete event for Role Discovery command with Success error code

  virtual void OnRoleDiscoveryComplete(Role current_role) = 0;

  // Invoked when controller sends Command Complete event for Read Link Policy Settings command with Success error code

  virtual void OnReadLinkPolicySettingsComplete(uint16_t link_policy_settings) = 0;

  // Invoked when controller sends Command Complete event for Read Automatic Flush Timeout command with Success error

  // code

  virtual void OnReadAutomaticFlushTimeoutComplete(uint16_t flush_timeout) = 0;

  // Invoked when controller sends Command Complete event for Read Transmit Power Level command with Success error code

  virtual void OnReadTransmitPowerLevelComplete(uint8_t transmit_power_level) = 0;

  // Invoked when controller sends Command Complete event for Read Link Supervision Time out command with Success error

  // code

  virtual void OnReadLinkSupervisionTimeoutComplete(uint16_t link_supervision_timeout) = 0;

  // Invoked when controller sends Command Complete event for Read Failed Contact Counter command with Success error

  // code

  virtual void OnReadFailedContactCounterComplete(uint16_t failed_contact_counter) = 0;

  // Invoked when controller sends Command Complete event for Read Link Quality command with Success error code

  virtual void OnReadLinkQualityComplete(uint8_t link_quality) = 0;

  // Invoked when controller sends Command Complete event for Read AFH Channel Map command with Success error code

  virtual void OnReadAfhChannelMapComplete(AfhMode afh_mode, std::array<uint8_t, 10> afh_channel_map) = 0;

  // Invoked when controller sends Command Complete event for Read RSSI command with Success error code

  virtual void OnReadRssiComplete(uint8_t rssi) = 0;

  // Invoked when controller sends Command Complete event for Read Clock command with Success error code

  virtual void OnReadClockComplete(uint32_t clock, uint16_t accuracy) = 0;

  // Invoked when controller sends Master Link Key Complete event

  virtual void OnMasterLinkKeyComplete(KeyFlag key_flag) = 0;

  // Invoked when controller sends Role Change event

  virtual void OnRoleChange(Role new_role) = 0;

  // Invoked when controller sends DisconnectComplete

  virtual void OnDisconnection(ErrorCode reason) = 0;

};



class LeConnectionManagementCallbacks {

 public:

  virtual ~LeConnectionManagementCallbacks() = default;

  virtual void OnConnectionUpdate(uint16_t connection_interval, uint16_t connection_latency,

                                  uint16_t supervision_timeout) = 0;

  virtual void OnDisconnection(ErrorCode reason) = 0;

};



class AclConnection {

 public:

  AclConnection() : queue_up_end_(nullptr), handle_(0), role_(Role::MASTER){};

  virtual ~AclConnection() = default;



  uint16_t GetHandle() const {

    return handle_;

  }



  Role GetRole() const {

    return role_;

  }



  using Queue = common::BidiQueue<PacketView<kLittleEndian>, BasePacketBuilder>;

  using QueueUpEnd = common::BidiQueueEnd<BasePacketBuilder, PacketView<kLittleEndian>>;

  using QueueDownEnd = common::BidiQueueEnd<PacketView<kLittleEndian>, BasePacketBuilder>;

  virtual QueueUpEnd* GetAclQueueEnd() const;



 protected:

  AclConnection(QueueUpEnd* queue_up_end, uint16_t handle, Role role)

      : queue_up_end_(queue_up_end), handle_(handle), role_(role) {}

  QueueUpEnd* queue_up_end_;

  uint16_t handle_;

  Role role_;

  DISALLOW_COPY_AND_ASSIGN(AclConnection);

};



class ClassicAclConnection : public AclConnection {

 public:

  ClassicAclConnection();

  ClassicAclConnection(std::shared_ptr<Queue> queue, AclConnectionInterface* acl_connection_interface, uint16_t handle,

                       Address address, Role role);

  ~ClassicAclConnection() override;



  virtual Address GetAddress() const {

    return address_;

  }



  virtual void RegisterCallbacks(ConnectionManagementCallbacks* callbacks, os::Handler* handler);

  virtual bool Disconnect(DisconnectReason reason);

  virtual bool ChangeConnectionPacketType(uint16_t packet_type);

  virtual bool AuthenticationRequested();

  virtual bool SetConnectionEncryption(Enable enable);

  virtual bool ChangeConnectionLinkKey();

  virtual bool ReadClockOffset();

  virtual bool HoldMode(uint16_t max_interval, uint16_t min_interval);

  virtual bool SniffMode(uint16_t max_interval, uint16_t min_interval, uint16_t attempt, uint16_t timeout);

  virtual bool ExitSniffMode();

  virtual bool QosSetup(ServiceType service_type, uint32_t token_rate, uint32_t peak_bandwidth, uint32_t latency,

                        uint32_t delay_variation);

  virtual bool RoleDiscovery();

  virtual bool ReadLinkPolicySettings();

  virtual bool WriteLinkPolicySettings(uint16_t link_policy_settings);

  virtual bool FlowSpecification(FlowDirection flow_direction, ServiceType service_type, uint32_t token_rate,

                                 uint32_t token_bucket_size, uint32_t peak_bandwidth, uint32_t access_latency);

  virtual bool SniffSubrating(uint16_t maximum_latency, uint16_t minimum_remote_timeout,

                              uint16_t minimum_local_timeout);

  virtual bool Flush();

  virtual bool ReadAutomaticFlushTimeout();

  virtual bool WriteAutomaticFlushTimeout(uint16_t flush_timeout);

  virtual bool ReadTransmitPowerLevel(TransmitPowerLevelType type);

  virtual bool ReadLinkSupervisionTimeout();

  virtual bool WriteLinkSupervisionTimeout(uint16_t link_supervision_timeout);

  virtual bool ReadFailedContactCounter();

  virtual bool ResetFailedContactCounter();

  virtual bool ReadLinkQuality();

  virtual bool ReadAfhChannelMap();

  virtual bool ReadRssi();

  virtual bool ReadClock(WhichClock which_clock);

  virtual bool ReadRemoteVersionInformation();

  virtual bool ReadRemoteSupportedFeatures();

  virtual bool ReadRemoteExtendedFeatures();



  // Called once before passing the connection to the client

  virtual ConnectionManagementCallbacks* GetEventCallbacks();



 private:

  AclConnectionInterface* acl_connection_interface_;

  Address address_;

  struct impl;

  struct impl* pimpl_ = nullptr;

  DISALLOW_COPY_AND_ASSIGN(ClassicAclConnection);

};



class LeAclConnection : public AclConnection {

 public:

  LeAclConnection();

  LeAclConnection(std::shared_ptr<Queue> queue, LeAclConnectionInterface* le_acl_connection_interface,

                  common::OnceCallback<void(DisconnectReason)> disconnect, uint16_t handle,

                  AddressWithType local_address, AddressWithType remote_address, Role role);

  ~LeAclConnection() override;



  virtual AddressWithType GetLocalAddress() const {

    return local_address_;

  }



  virtual AddressWithType GetRemoteAddress() const {

    return remote_address_;

  }



  virtual void RegisterCallbacks(LeConnectionManagementCallbacks* callbacks, os::Handler* handler);

  virtual void Disconnect(DisconnectReason reason);



  virtual bool LeConnectionUpdate(uint16_t conn_interval_min, uint16_t conn_interval_max, uint16_t conn_latency,

                                  uint16_t supervision_timeout, uint16_t min_ce_length, uint16_t max_ce_length);



  // Called once before passing the connection to the client

  virtual LeConnectionManagementCallbacks* GetEventCallbacks();



 private:

  struct impl;

  struct impl* pimpl_ = nullptr;

  AddressWithType local_address_;

  AddressWithType remote_address_;

  DISALLOW_COPY_AND_ASSIGN(LeAclConnection);

};



class ConnectionCallbacks {

 public:

  virtual ~ConnectionCallbacks() = default;

  // Invoked when controller sends Connection Complete event with Success error code

  virtual void OnConnectSuccess(std::unique_ptr<ClassicAclConnection>) = 0;

  // Invoked when controller sends Connection Complete event with non-Success error code

  virtual void OnConnectFail(Address, ErrorCode reason) = 0;

};



class LeConnectionCallbacks {

 public:

  virtual ~LeConnectionCallbacks() = default;

  // Invoked when controller sends Connection Complete event with Success error code

  // AddressWithType is always equal to the object used in AclManager#CreateLeConnection

  virtual void OnLeConnectSuccess(AddressWithType, std::unique_ptr<LeAclConnection>) = 0;

  // Invoked when controller sends Connection Complete event with non-Success error code

  virtual void OnLeConnectFail(AddressWithType, ErrorCode reason) = 0;

};



class AclManager : public Module {

 public:

  AclManager();
@@ -245,10 +52,10 @@ class AclManager : public Module { 


  // Should register only once when user module starts.

  // Generates OnConnectSuccess when an incoming connection is established.

  virtual void RegisterCallbacks(ConnectionCallbacks* callbacks, os::Handler* handler);

  virtual void RegisterCallbacks(acl_manager::ConnectionCallbacks* callbacks, os::Handler* handler);



  // Should register only once when user module starts.

  virtual void RegisterLeCallbacks(LeConnectionCallbacks* callbacks, os::Handler* handler);

  virtual void RegisterLeCallbacks(acl_manager::LeConnectionCallbacks* callbacks, os::Handler* handler);



  // Generates OnConnectSuccess if connected, or OnConnectFail otherwise

  virtual void CreateConnection(Address address);

system/gd/hci/acl_manager/acl_connection.cc

0 → 100644
+29 −0
Original line number Diff line number Diff line 
/*

 * Copyright 2020 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.

 */



#include "hci/acl_manager/acl_connection.h"



namespace bluetooth {

namespace hci {

namespace acl_manager {



AclConnection::QueueUpEnd* AclConnection::GetAclQueueEnd() const {

  return queue_up_end_;

}



}  // namespace acl_manager

}  // namespace hci

}  // namespace bluetooth

system/gd/hci/acl_manager/acl_connection.h

0 → 100644
+57 −0
Original line number Diff line number Diff line 
/*

 * Copyright 2020 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 "common/bidi_queue.h"

#include "hci/hci_packets.h"



namespace bluetooth {

namespace hci {

namespace acl_manager {



class AclConnection {

 public:

  AclConnection() : queue_up_end_(nullptr), handle_(0), role_(Role::MASTER){};

  virtual ~AclConnection() = default;



  uint16_t GetHandle() const {

    return handle_;

  }



  Role GetRole() const {

    return role_;

  }



  using Queue = common::BidiQueue<PacketView<kLittleEndian>, BasePacketBuilder>;

  using QueueUpEnd = common::BidiQueueEnd<BasePacketBuilder, PacketView<kLittleEndian>>;

  using QueueDownEnd = common::BidiQueueEnd<PacketView<kLittleEndian>, BasePacketBuilder>;

  virtual QueueUpEnd* GetAclQueueEnd() const;



 protected:

  AclConnection(QueueUpEnd* queue_up_end, uint16_t handle, Role role)

      : queue_up_end_(queue_up_end), handle_(handle), role_(role) {}

  QueueUpEnd* queue_up_end_;

  uint16_t handle_;

  Role role_;

  DISALLOW_COPY_AND_ASSIGN(AclConnection);

};



}  // namespace acl_manager

}  // namespace hci

}  // namespace bluetooth