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Diffstat (limited to 'src/components/transport_manager/include/transport_manager/iap2_emulation/iap2_transport_adapter.h')
-rw-r--r-- | src/components/transport_manager/include/transport_manager/iap2_emulation/iap2_transport_adapter.h | 165 |
1 files changed, 165 insertions, 0 deletions
diff --git a/src/components/transport_manager/include/transport_manager/iap2_emulation/iap2_transport_adapter.h b/src/components/transport_manager/include/transport_manager/iap2_emulation/iap2_transport_adapter.h new file mode 100644 index 0000000000..36a2b374dd --- /dev/null +++ b/src/components/transport_manager/include/transport_manager/iap2_emulation/iap2_transport_adapter.h @@ -0,0 +1,165 @@ +/* + * Copyright (c) 2017, Ford Motor Company + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following + * disclaimer in the documentation and/or other materials provided with the + * distribution. + * + * Neither the name of the Ford Motor Company nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef SRC_COMPONENTS_TRANSPORT_MANAGER_INCLUDE_TRANSPORT_MANAGER_IAP2_EMULATION_IAP2_TRANSPORT_ADAPTER_H_ +#define SRC_COMPONENTS_TRANSPORT_MANAGER_INCLUDE_TRANSPORT_MANAGER_IAP2_EMULATION_IAP2_TRANSPORT_ADAPTER_H_ + +#include "transport_manager/tcp/tcp_transport_adapter.h" +#include "transport_manager/transport_manager_settings.h" +#include "resumption/last_state.h" +#include "utils/macro.h" +#include "utils/threads/thread_delegate.h" + +namespace threads { +class Thread; +} + +namespace transport_manager { +namespace transport_adapter { + +/** + * @brief The IAP2BluetoothEmulationTransportAdapter class implements iAP2 + * Bluetooth transport over TCP + */ +class IAP2BluetoothEmulationTransportAdapter : public TcpTransportAdapter { + public: + /** + * @brief IAP2BluetoothEmulationTransportAdapter constructor + * @param port TCP port to listen on + * @param last_state LastState instance reference + * @param settings Settings reference + */ + IAP2BluetoothEmulationTransportAdapter( + const uint16_t port, + resumption::LastState& last_state, + const TransportManagerSettings& settings); + + /** + * @brief DeviceSwitched is called during switching from iAP2 Bluetooth to + * iAP2 USB transport. + * Currently there is no logic to switch back from iAP2 USB to iAP2 Bluetooth + * due to Bluetooth reconnection takes much time and this violates some Apple + * restrictions for iAP2 protocol, so if this method will be called - assert + * will be called + * @param device_handle Device handle of switched device + */ + void DeviceSwitched(const DeviceUID& device_handle) OVERRIDE; + + protected: + /** + * @brief GetDeviceType Provides SDL device type for transport adapter + * @return Device type + */ + DeviceType GetDeviceType() const OVERRIDE; +}; + +/** + * @brief The IAP2USBEmulationTransportAdapter class implements emulation of + * iAP2 USB transport over TCP + */ +class IAP2USBEmulationTransportAdapter : public TcpTransportAdapter { + public: + /** + * @brief IAP2USBEmulationTransportAdapter constructor + * @param port TCP port to listen on + * @param last_state LastState instance reference + * @param settings Settings reference + */ + IAP2USBEmulationTransportAdapter(const uint16_t port, + resumption::LastState& last_state, + const TransportManagerSettings& settings); + + /** + * Destructor + */ + ~IAP2USBEmulationTransportAdapter(); + + /** + * @brief DeviceSwitched is called during switching from iAP2 Bluetooth to + * iAP2 USB transport. Sends ACK signal for switching request. + * @param device_handle Device handle of switched device + */ + void DeviceSwitched(const DeviceUID& device_handle) OVERRIDE; + + protected: + /** + * @brief GetDeviceType Provides SDL device type for transport adapter + * @return Device type + */ + DeviceType GetDeviceType() const OVERRIDE; + + private: + /** + * @brief The IAPSignalHandlerDelegate class handles signals from the system + * to start transport switching flow + */ + class IAPSignalHandlerDelegate : public threads::ThreadDelegate { + public: + /** + * @brief IAPSignalHandlerDelegate Constructor + * @param adapter Pointer to iAP2 USB adapter + */ + IAPSignalHandlerDelegate(IAP2USBEmulationTransportAdapter& adapter); + + /** + * @brief threadMain Main loop to track incoming signals + */ + void threadMain() OVERRIDE; + + /** + * @brief exitThreadMain Stops main loop + */ + void exitThreadMain() OVERRIDE; + + private: + /** + * @brief adapter_ Reference to owning adapter + */ + IAP2USBEmulationTransportAdapter& adapter_; + + /** + * @brief run_flag_ Flag defines whether main loop is active + */ + bool run_flag_; + + /** + * @brief in_ Input signals channel descriptor + */ + int in_; + }; + + threads::Thread* signal_handler_; + int out_; +}; +} // namespace transport_adapter +} // namespace transport_manager +#endif // SRC_COMPONENTS_TRANSPORT_MANAGER_INCLUDE_TRANSPORT_MANAGER_IAP2_EMULATION_IAP2_TRANSPORT_ADAPTER_H_ |