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Commit ceca9d92 authored by Treehugger Robot's avatar Treehugger Robot Committed by Automerger Merge Worker
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Merge "Add ACL shim event registration" am: aaacb010 

Original change: https://android-review.googlesource.com/c/platform/system/bt/+/1441451

Change-Id: If275b270455f625c4da1345f2d8f53decfe8a97e
parents b0efd0f3 aaacb010

system/main/shim/hci_layer.cc

+134 −2
Original line number Diff line number Diff line
@@ -161,14 +161,60 @@ bool is_valid_event_code(uint8_t event_code_raw) { 
    case bluetooth::hci::EventCode::USER_PASSKEY_NOTIFICATION:

    case bluetooth::hci::EventCode::KEYPRESS_NOTIFICATION:

    case bluetooth::hci::EventCode::REMOTE_HOST_SUPPORTED_FEATURES_NOTIFICATION:

    case bluetooth::hci::EventCode::LE_META_EVENT:

    case bluetooth::hci::EventCode::NUMBER_OF_COMPLETED_DATA_BLOCKS:

    case bluetooth::hci::EventCode::VENDOR_SPECIFIC:

      return true;

    case bluetooth::hci::EventCode::LE_META_EVENT:  // Private to hci

      return false;

  }

  return false;

};



bool is_valid_subevent_code(uint8_t subevent_code_raw) {

  auto subevent_code =

      static_cast<bluetooth::hci::SubeventCode>(subevent_code_raw);

  switch (subevent_code) {

    case bluetooth::hci::SubeventCode::CONNECTION_COMPLETE:

    case bluetooth::hci::SubeventCode::CONNECTION_UPDATE_COMPLETE:

    case bluetooth::hci::SubeventCode::DATA_LENGTH_CHANGE:

    case bluetooth::hci::SubeventCode::ENHANCED_CONNECTION_COMPLETE:

    case bluetooth::hci::SubeventCode::PHY_UPDATE_COMPLETE:

    case bluetooth::hci::SubeventCode::READ_REMOTE_FEATURES_COMPLETE:

    case bluetooth::hci::SubeventCode::REMOTE_CONNECTION_PARAMETER_REQUEST:

    case bluetooth::hci::SubeventCode::READ_LOCAL_P256_PUBLIC_KEY_COMPLETE:

    case bluetooth::hci::SubeventCode::GENERATE_DHKEY_COMPLETE:

    case bluetooth::hci::SubeventCode::DIRECTED_ADVERTISING_REPORT:

    case bluetooth::hci::SubeventCode::EXTENDED_ADVERTISING_REPORT:

    case bluetooth::hci::SubeventCode::PERIODIC_ADVERTISING_SYNC_ESTABLISHED:

    case bluetooth::hci::SubeventCode::PERIODIC_ADVERTISING_REPORT:

    case bluetooth::hci::SubeventCode::PERIODIC_ADVERTISING_SYNC_LOST:

    case bluetooth::hci::SubeventCode::SCAN_TIMEOUT:

    case bluetooth::hci::SubeventCode::ADVERTISING_SET_TERMINATED:

    case bluetooth::hci::SubeventCode::SCAN_REQUEST_RECEIVED:

    case bluetooth::hci::SubeventCode::CHANNEL_SELECTION_ALGORITHM:

    case bluetooth::hci::SubeventCode::CONNECTIONLESS_IQ_REPORT:

    case bluetooth::hci::SubeventCode::CONNECTION_IQ_REPORT:

    case bluetooth::hci::SubeventCode::CTE_REQUEST_FAILED:

    case bluetooth::hci::SubeventCode::

        PERIODIC_ADVERTISING_SYNC_TRANSFER_RECEIVED:

    case bluetooth::hci::SubeventCode::CIS_ESTABLISHED:

    case bluetooth::hci::SubeventCode::CIS_REQUEST:

    case bluetooth::hci::SubeventCode::CREATE_BIG_COMPLETE:

    case bluetooth::hci::SubeventCode::TERMINATE_BIG_COMPLETE:

    case bluetooth::hci::SubeventCode::BIG_SYNC_ESTABLISHED:

    case bluetooth::hci::SubeventCode::BIG_SYNC_LOST:

    case bluetooth::hci::SubeventCode::REQUEST_PEER_SCA_COMPLETE:

    case bluetooth::hci::SubeventCode::PATH_LOSS_THRESHOLD:

    case bluetooth::hci::SubeventCode::TRANSMIT_POWER_REPORTING:

    case bluetooth::hci::SubeventCode::BIG_INFO_ADVERTISING_REPORT:

    case bluetooth::hci::SubeventCode::ADVERTISING_REPORT:

    case bluetooth::hci::SubeventCode::LONG_TERM_KEY_REQUEST:

      return true;

    default:

      return false;

  }

}



static bool event_already_registered_in_hci_layer(

    bluetooth::hci::EventCode event_code) {

  switch (event_code) {
@@ -186,6 +232,61 @@ static bool event_already_registered_in_hci_layer( 
  }

}



static bool event_already_registered_in_acl_layer(

    bluetooth::hci::EventCode event_code) {

  for (auto event : bluetooth::hci::AclConnectionEvents) {

    if (event == event_code) {

      return bluetooth::shim::is_gd_acl_enabled();

    }

  }

  return false;

}



static bool subevent_already_registered_in_le_hci_layer(

    bluetooth::hci::SubeventCode subevent_code) {

  switch (subevent_code) {

    case bluetooth::hci::SubeventCode::CONNECTION_COMPLETE:

    case bluetooth::hci::SubeventCode::CONNECTION_UPDATE_COMPLETE:

    case bluetooth::hci::SubeventCode::DATA_LENGTH_CHANGE:

    case bluetooth::hci::SubeventCode::ENHANCED_CONNECTION_COMPLETE:

    case bluetooth::hci::SubeventCode::PHY_UPDATE_COMPLETE:

    case bluetooth::hci::SubeventCode::REMOTE_CONNECTION_PARAMETER_REQUEST:

      return bluetooth::shim::is_gd_acl_enabled();



    case bluetooth::hci::SubeventCode::READ_REMOTE_FEATURES_COMPLETE:

    case bluetooth::hci::SubeventCode::READ_LOCAL_P256_PUBLIC_KEY_COMPLETE:

    case bluetooth::hci::SubeventCode::GENERATE_DHKEY_COMPLETE:

    case bluetooth::hci::SubeventCode::DIRECTED_ADVERTISING_REPORT:

    case bluetooth::hci::SubeventCode::EXTENDED_ADVERTISING_REPORT:

    case bluetooth::hci::SubeventCode::PERIODIC_ADVERTISING_SYNC_ESTABLISHED:

    case bluetooth::hci::SubeventCode::PERIODIC_ADVERTISING_REPORT:

    case bluetooth::hci::SubeventCode::PERIODIC_ADVERTISING_SYNC_LOST:

    case bluetooth::hci::SubeventCode::SCAN_TIMEOUT:

    case bluetooth::hci::SubeventCode::ADVERTISING_SET_TERMINATED:

    case bluetooth::hci::SubeventCode::SCAN_REQUEST_RECEIVED:

    case bluetooth::hci::SubeventCode::CHANNEL_SELECTION_ALGORITHM:

    case bluetooth::hci::SubeventCode::CONNECTIONLESS_IQ_REPORT:

    case bluetooth::hci::SubeventCode::CONNECTION_IQ_REPORT:

    case bluetooth::hci::SubeventCode::CTE_REQUEST_FAILED:

    case bluetooth::hci::SubeventCode::

        PERIODIC_ADVERTISING_SYNC_TRANSFER_RECEIVED:

    case bluetooth::hci::SubeventCode::CIS_ESTABLISHED:

    case bluetooth::hci::SubeventCode::CIS_REQUEST:

    case bluetooth::hci::SubeventCode::CREATE_BIG_COMPLETE:

    case bluetooth::hci::SubeventCode::TERMINATE_BIG_COMPLETE:

    case bluetooth::hci::SubeventCode::BIG_SYNC_ESTABLISHED:

    case bluetooth::hci::SubeventCode::BIG_SYNC_LOST:

    case bluetooth::hci::SubeventCode::REQUEST_PEER_SCA_COMPLETE:

    case bluetooth::hci::SubeventCode::PATH_LOSS_THRESHOLD:

    case bluetooth::hci::SubeventCode::TRANSMIT_POWER_REPORTING:

    case bluetooth::hci::SubeventCode::BIG_INFO_ADVERTISING_REPORT:

    case bluetooth::hci::SubeventCode::ADVERTISING_REPORT:

    case bluetooth::hci::SubeventCode::LONG_TERM_KEY_REQUEST:

    default:

      return false;

  }

}



static bool event_already_registered_in_le_advertising_manager(

    bluetooth::hci::EventCode event_code) {

  for (auto event : bluetooth::hci::AclConnectionEvents) {
@@ -229,6 +330,15 @@ static void event_callback(bluetooth::hci::EventPacketView event_packet_view) { 
                                                     &event_packet_view));

}



static void subevent_callback(

    bluetooth::hci::LeMetaEventView le_meta_event_view) {

  if (!send_data_upwards) {

    return;

  }

  send_data_upwards.Run(FROM_HERE, WrapPacketAndCopy(MSG_HC_TO_STACK_HCI_EVT,

                                                     &le_meta_event_view));

}



static void set_data_cb(

    base::Callback<void(const base::Location&, BT_HDR*)> send_data_cb) {

  send_data_upwards = std::move(send_data_cb);
@@ -421,7 +531,9 @@ void bluetooth::shim::hci_on_reset_complete() { 
      continue;

    }

    auto event_code = static_cast<bluetooth::hci::EventCode>(event_code_raw);

    if (event_already_registered_in_hci_layer(event_code)) {

    if (event_already_registered_in_acl_layer(event_code)) {

      continue;

    } else if (event_already_registered_in_hci_layer(event_code)) {

      continue;

    } else if (event_already_registered_in_le_advertising_manager(event_code)) {

      continue;
@@ -431,6 +543,26 @@ void bluetooth::shim::hci_on_reset_complete() { 
        event_code, handler->Bind(event_callback));

  }



  for (uint8_t subevent_code_raw = 0; subevent_code_raw < 0xFF;

       subevent_code_raw++) {

    if (!is_valid_subevent_code(subevent_code_raw)) {

      continue;

    }

    auto subevent_code =

        static_cast<bluetooth::hci::SubeventCode>(subevent_code_raw);

    if (subevent_already_registered_in_le_hci_layer(subevent_code)) {

      continue;

    }



    auto handler = bluetooth::shim::GetGdShimHandler();

    bluetooth::shim::GetHciLayer()->RegisterLeEventHandler(

        subevent_code, handler->Bind(subevent_callback));

  }



  if (bluetooth::shim::is_gd_acl_enabled()) {

    return;

  }



  hci_queue_end = bluetooth::shim::GetHciLayer()->GetAclQueueEnd();



  // if gd advertising enabled, hci_queue_end will be register in