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Commit ec987663 authored by Rahul Arya's avatar Rahul Arya
Browse files

[RootCanal] Check encryption response status 

If the status != SUCCESS, do not encrypt the connection.

Test: manual
Bug: 276513139
Change-Id: I5df5a73494b6a7e0435c65ee0aee124a1b487e9e
parent f03696d4

tools/rootcanal/model/controller/link_layer_controller.cc

+8 −1
Original line number Diff line number Diff line
@@ -4329,9 +4329,11 @@ void LinkLayerController::IncomingLeEncryptConnectionResponse( 
      model::packets::LeEncryptConnectionResponseView::Create(incoming);

  ASSERT(response.IsValid());



  bool success = true;

  // Zero LTK is a rejection

  if (response.GetLtk() == std::array<uint8_t, 16>{0}) {

    status = ErrorCode::AUTHENTICATION_FAILURE;

    success = false;

  }



  if (connections_.IsEncrypted(handle)) {
@@ -4339,12 +4341,17 @@ void LinkLayerController::IncomingLeEncryptConnectionResponse( 
      send_event_(bluetooth::hci::EncryptionKeyRefreshCompleteBuilder::Create(

          status, handle));

    }

  } else {

  } else if (success) {

    connections_.Encrypt(handle);

    if (IsEventUnmasked(EventCode::ENCRYPTION_CHANGE)) {

      send_event_(bluetooth::hci::EncryptionChangeBuilder::Create(

          status, handle, bluetooth::hci::EncryptionEnabled::ON));

    }

  } else {

    if (IsEventUnmasked(EventCode::ENCRYPTION_CHANGE)) {

      send_event_(bluetooth::hci::EncryptionChangeBuilder::Create(

          status, handle, bluetooth::hci::EncryptionEnabled::OFF));

    }

  }

}