X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2Flib%2FAdapterCommunication.h;h=1fdcf05808e12e3d66548d7bd13fb9c6bed6bc17;hb=fdd91966a0d9d32b3e68cd91b6612840b80b227d;hp=c95f729998d75d5505323125011397229599422b;hpb=8bca69de10349c3cfb7ea3ba4ab5f7ebbb34a740;p=deb_libcec.git diff --git a/src/lib/AdapterCommunication.h b/src/lib/AdapterCommunication.h index c95f729..1fdcf05 100644 --- a/src/lib/AdapterCommunication.h +++ b/src/lib/AdapterCommunication.h @@ -31,46 +31,87 @@ * http://www.pulse-eight.net/ */ -#include "../../include/CECExports.h" +#include #include "platform/threads.h" +#include "util/buffer.h" +#include "util/StdString.h" +#include namespace CEC { + typedef enum cec_adapter_message_state + { + ADAPTER_MESSAGE_STATE_UNKNOWN = 0, + ADAPTER_MESSAGE_STATE_WAITING, + ADAPTER_MESSAGE_STATE_SENT, + ADAPTER_MESSAGE_STATE_RECEIVED, + ADAPTER_MESSAGE_STATE_ERROR + } cec_adapter_message_state; + + + class CCECAdapterMessage + { + public: + CCECAdapterMessage(void) { clear(); } + CCECAdapterMessage(const cec_command &command); + CCECAdapterMessage &operator =(const CCECAdapterMessage &msg); + CStdString ToString(void) const; + CStdString MessageCodeAsString(void) const; + + bool empty(void) const { return packet.IsEmpty(); } + uint8_t operator[](uint8_t pos) const { return packet[pos]; } + uint8_t at(uint8_t pos) const { return packet[pos]; } + uint8_t size(void) const { return packet.size; } + void clear(void) { state = ADAPTER_MESSAGE_STATE_UNKNOWN; transmit_timeout = 0; packet.Clear(); } + void shift(uint8_t iShiftBy) { packet.Shift(iShiftBy); } + void push_back(uint8_t add) { packet.PushBack(add); } + cec_adapter_messagecode message(void) const { return packet.size >= 1 ? (cec_adapter_messagecode) (packet.At(0) & ~(MSGCODE_FRAME_EOM | MSGCODE_FRAME_ACK)) : MSGCODE_NOTHING; } + bool eom(void) const { return packet.size >= 1 ? (packet.At(0) & MSGCODE_FRAME_EOM) != 0 : false; } + bool ack(void) const { return packet.size >= 1 ? (packet.At(0) & MSGCODE_FRAME_ACK) != 0 : false; } + cec_logical_address initiator(void) const { return packet.size >= 2 ? (cec_logical_address) (packet.At(1) >> 4) : CECDEVICE_UNKNOWN; }; + cec_logical_address destination(void) const { return packet.size >= 2 ? (cec_logical_address) (packet.At(1) & 0xF) : CECDEVICE_UNKNOWN; }; + bool is_error(void) const; + void push_escaped(uint8_t byte); + + cec_datapacket packet; + cec_adapter_message_state state; + int32_t transmit_timeout; + CMutex mutex; + CCondition condition; + }; + class CSerialPort; class CLibCEC; - class CAdapterCommunication : CThread + class CAdapterCommunication : private CThread { public: CAdapterCommunication(CLibCEC *controller); virtual ~CAdapterCommunication(); - bool Open(const char *strPort, uint16_t iBaudRate = 38400, uint64_t iTimeoutMs = 10000); - bool Read(cec_frame &msg, uint64_t iTimeout = 1000); - bool Write(const cec_frame &frame); + bool Open(const char *strPort, uint16_t iBaudRate = 38400, uint32_t iTimeoutMs = 10000); + bool Read(CCECAdapterMessage &msg, uint32_t iTimeout = 1000); + bool Write(CCECAdapterMessage *data); bool PingAdapter(void); void Close(void); - bool IsOpen(void) const { return !m_bStop && m_bStarted; } + bool IsOpen(void) const; std::string GetError(void) const; void *Process(void); bool StartBootloader(void); - bool SetAckMask(uint16_t iMask); - static void PushEscaped(cec_frame &vec, uint8_t byte); + private: + void WriteNextCommand(void); void AddData(uint8_t *data, uint8_t iLen); - bool ReadFromDevice(uint64_t iTimeout); + bool ReadFromDevice(uint32_t iTimeout); - CSerialPort * m_port; - CLibCEC * m_controller; - uint8_t* m_inbuf; - int m_iInbufSize; - int m_iInbufUsed; - bool m_bStarted; - bool m_bStop; - CMutex m_commMutex; - CMutex m_bufferMutex; - CCondition m_condition; + CSerialPort * m_port; + CLibCEC * m_controller; + CecBuffer m_inBuffer; + CecBuffer m_outBuffer; + CMutex m_mutex; + CCondition m_rcvCondition; + CCondition m_startCondition; }; };