extern "C" {
namespace CEC {
#endif
- #define CEC_MIN_VERSION 5
- #define CEC_LIB_VERSION 5
- #define CEC_SETTLE_DOWN_TIME 1000
+ #define CEC_MIN_VERSION 6
+ #define CEC_LIB_VERSION 6
+ #define CEC_SETTLE_DOWN_TIME 1500
#define CEC_BUTTON_TIMEOUT 500
typedef enum cec_user_control_code
char comm[1024];
} cec_adapter;
- typedef struct cec_frame
+ typedef enum cec_adapter_messagecode
{
- uint8_t data[20];
+ MSGCODE_NOTHING = 0,
+ MSGCODE_PING,
+ MSGCODE_TIMEOUT_ERROR,
+ MSGCODE_HIGH_ERROR,
+ MSGCODE_LOW_ERROR,
+ MSGCODE_FRAME_START,
+ MSGCODE_FRAME_DATA,
+ MSGCODE_RECEIVE_FAILED,
+ MSGCODE_COMMAND_ACCEPTED,
+ MSGCODE_COMMAND_REJECTED,
+ MSGCODE_SET_ACK_MASK,
+ MSGCODE_TRANSMIT,
+ MSGCODE_TRANSMIT_EOM,
+ MSGCODE_TRANSMIT_IDLETIME,
+ MSGCODE_TRANSMIT_ACK_POLARITY,
+ MSGCODE_TRANSMIT_LINE_TIMEOUT,
+ MSGCODE_TRANSMIT_SUCCEEDED,
+ MSGCODE_TRANSMIT_FAILED_LINE,
+ MSGCODE_TRANSMIT_FAILED_ACK,
+ MSGCODE_TRANSMIT_FAILED_TIMEOUT_DATA,
+ MSGCODE_TRANSMIT_FAILED_TIMEOUT_LINE,
+ MSGCODE_FIRMWARE_VERSION,
+ MSGCODE_START_BOOTLOADER,
+ MSGCODE_FRAME_EOM = 0x80,
+ MSGCODE_FRAME_ACK = 0x40,
+ } cec_adapter_messagecode;
+
+ typedef struct cec_datapacket
+ {
+ uint8_t data[100];
uint8_t size;
- void shift(uint8_t num)
+ bool empty(void) const { return size == 0; }
+ bool full(void) const { return size == 100; }
+ uint8_t operator[](uint8_t pos) const { return pos < size ? data[pos] : 0; }
+ uint8_t at(uint8_t pos) const { return pos < size ? data[pos] : 0; }
+
+ void shift(uint8_t iShiftBy)
{
- for (uint8_t iPtr = 0; iPtr < num; iPtr++)
- data[iPtr] = iPtr + num < size ? data[iPtr + num] : 0;
- size -= num;
+ if (iShiftBy >= size)
+ {
+ clear();
+ }
+ else
+ {
+ for (uint8_t iPtr = 0; iPtr < size; iPtr++)
+ data[iPtr] = (iPtr + iShiftBy < size) ? data[iPtr + iShiftBy] : 0;
+ size = (uint8_t) (size - iShiftBy);
+ }
}
void push_back(uint8_t add)
{
- if (size < 20)
+ if (size < 100)
data[size++] = add;
}
memset(data, 0, sizeof(data));
size = 0;
}
- } cec_frame;
+
+ } cec_datapacket;
+
+ typedef struct cec_adapter_message
+ {
+ cec_datapacket packet;
+
+ bool empty(void) const { return packet.empty(); }
+ 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) { packet.clear(); }
+ void shift(uint8_t iShiftBy) { packet.shift(iShiftBy); }
+ void push_back(uint8_t add) { packet.push_back(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; };
+ } cec_adapter_message;
typedef struct cec_command
{
- cec_logical_address source;
+ cec_logical_address initiator;
cec_logical_address destination;
+ bool ack;
+ bool eom;
cec_opcode opcode;
- cec_frame parameters;
+ cec_datapacket parameters;
+ bool opcode_set;
+
+ static void format(cec_command &command, cec_logical_address initiator, cec_logical_address destination, cec_opcode opcode)
+ {
+ command.clear();
+ command.initiator = initiator;
+ command.destination = destination;
+ command.opcode = opcode;
+ command.opcode_set = true;
+ }
+
+ void push_back(uint8_t data)
+ {
+ if (!opcode_set)
+ {
+ opcode_set = true;
+ opcode = (cec_opcode) data;
+ }
+ else
+ parameters.push_back(data);
+ }
void clear(void)
{
- source = CECDEVICE_UNKNOWN;
+ initiator = CECDEVICE_UNKNOWN;
destination = CECDEVICE_UNKNOWN;
+ ack = false;
+ eom = false;
+ opcode_set = false;
opcode = CEC_OPCODE_FEATURE_ABORT;
parameters.clear();
};
} cec_command;
+ typedef enum cec_vendor_id
+ {
+ CEC_VENDOR_SAMSUNG = 240,
+ CEC_VENDOR_UNKNOWN = 0
+ } vendor_id;
+
+ static const char *CECVendorIdToString(const uint64_t iVendorId)
+ {
+ switch (iVendorId)
+ {
+ case CEC_VENDOR_SAMSUNG:
+ return "Samsung";
+ default:
+ return "Unknown";
+ }
+ }
+
//default physical address 1.0.0.0
#define CEC_DEFAULT_PHYSICAL_ADDRESS 0x1000