// add source and destination
push_back(MSGSTART);
- push_escaped(MSGCODE_TRANSMIT);
+ push_escaped(command.opcode_set == 0 ? (uint8_t)MSGCODE_TRANSMIT_EOM : (uint8_t)MSGCODE_TRANSMIT);
push_back(((uint8_t)command.initiator << 4) + (uint8_t)command.destination);
push_back(MSGEND);
// add opcode
- push_back(MSGSTART);
- push_escaped(command.parameters.empty() ? (uint8_t)MSGCODE_TRANSMIT_EOM : (uint8_t)MSGCODE_TRANSMIT);
- push_back((uint8_t) command.opcode);
- push_back(MSGEND);
-
- // add parameters
- for (int8_t iPtr = 0; iPtr < command.parameters.size; iPtr++)
+ if (command.opcode_set == 1)
{
push_back(MSGSTART);
+ push_escaped(command.parameters.IsEmpty() ? (uint8_t)MSGCODE_TRANSMIT_EOM : (uint8_t)MSGCODE_TRANSMIT);
+ push_back((uint8_t) command.opcode);
+ push_back(MSGEND);
- if (iPtr == command.parameters.size - 1)
- push_escaped( MSGCODE_TRANSMIT_EOM);
- else
- push_escaped(MSGCODE_TRANSMIT);
+ // add parameters
+ for (int8_t iPtr = 0; iPtr < command.parameters.size; iPtr++)
+ {
+ push_back(MSGSTART);
- push_escaped(command.parameters[iPtr]);
+ if (iPtr == command.parameters.size - 1)
+ push_escaped( MSGCODE_TRANSMIT_EOM);
+ else
+ push_escaped(MSGCODE_TRANSMIT);
- push_back(MSGEND);
+ push_escaped(command.parameters[iPtr]);
+
+ push_back(MSGEND);
+ }
}
+
+ // set timeout
+ transmit_timeout = command.transmit_timeout;
}
CCECAdapterMessage &CCECAdapterMessage::operator =(const CCECAdapterMessage &msg)
{
packet = msg.packet;
+ state = msg.state;
return *this;
}
-void CCECAdapterMessage::push_escaped(int16_t byte)
+CStdString CCECAdapterMessage::MessageCodeAsString(void) const
+{
+ CStdString strMsg;
+ switch (message())
+ {
+ case MSGCODE_NOTHING:
+ strMsg = "NOTHING";
+ break;
+ case MSGCODE_PING:
+ strMsg = "PING";
+ break;
+ case MSGCODE_TIMEOUT_ERROR:
+ strMsg = "TIMEOUT";
+ break;
+ case MSGCODE_HIGH_ERROR:
+ strMsg = "HIGH_ERROR";
+ break;
+ case MSGCODE_LOW_ERROR:
+ strMsg = "LOW_ERROR";
+ break;
+ case MSGCODE_FRAME_START:
+ strMsg = "FRAME_START";
+ break;
+ case MSGCODE_FRAME_DATA:
+ strMsg = "FRAME_DATA";
+ break;
+ case MSGCODE_RECEIVE_FAILED:
+ strMsg = "RECEIVE_FAILED";
+ break;
+ case MSGCODE_COMMAND_ACCEPTED:
+ strMsg = "COMMAND_ACCEPTED";
+ break;
+ case MSGCODE_COMMAND_REJECTED:
+ strMsg = "COMMAND_REJECTED";
+ break;
+ case MSGCODE_SET_ACK_MASK:
+ strMsg = "SET_ACK_MASK";
+ break;
+ case MSGCODE_TRANSMIT:
+ strMsg = "TRANSMIT";
+ break;
+ case MSGCODE_TRANSMIT_EOM:
+ strMsg = "TRANSMIT_EOM";
+ break;
+ case MSGCODE_TRANSMIT_IDLETIME:
+ strMsg = "TRANSMIT_IDLETIME";
+ break;
+ case MSGCODE_TRANSMIT_ACK_POLARITY:
+ strMsg = "TRANSMIT_ACK_POLARITY";
+ break;
+ case MSGCODE_TRANSMIT_LINE_TIMEOUT:
+ strMsg = "TRANSMIT_LINE_TIMEOUT";
+ break;
+ case MSGCODE_TRANSMIT_SUCCEEDED:
+ strMsg = "TRANSMIT_SUCCEEDED";
+ break;
+ case MSGCODE_TRANSMIT_FAILED_LINE:
+ strMsg = "TRANSMIT_FAILED_LINE";
+ break;
+ case MSGCODE_TRANSMIT_FAILED_ACK:
+ strMsg = "TRANSMIT_FAILED_ACK";
+ break;
+ case MSGCODE_TRANSMIT_FAILED_TIMEOUT_DATA:
+ strMsg = "TRANSMIT_FAILED_TIMEOUT_DATA";
+ break;
+ case MSGCODE_TRANSMIT_FAILED_TIMEOUT_LINE:
+ strMsg = "TRANSMIT_FAILED_TIMEOUT_LINE";
+ break;
+ case MSGCODE_FIRMWARE_VERSION:
+ strMsg = "FIRMWARE_VERSION";
+ break;
+ case MSGCODE_START_BOOTLOADER:
+ strMsg = "START_BOOTLOADER";
+ break;
+ case MSGCODE_FRAME_EOM:
+ strMsg = "FRAME_EOM";
+ break;
+ case MSGCODE_FRAME_ACK:
+ strMsg = "FRAME_ACK";
+ break;
+ }
+
+ return strMsg;
+}
+
+CStdString CCECAdapterMessage::ToString(void) const
+{
+ CStdString strMsg;
+ strMsg = MessageCodeAsString();
+
+ switch (message())
+ {
+ case MSGCODE_TIMEOUT_ERROR:
+ case MSGCODE_HIGH_ERROR:
+ case MSGCODE_LOW_ERROR:
+ {
+ int iLine = (size() >= 3) ? (at(1) << 8) | at(2) : 0;
+ uint32_t iTime = (size() >= 7) ? (at(3) << 24) | (at(4) << 16) | (at(5) << 8) | at(6) : 0;
+ strMsg.AppendFormat(" line:%i", iLine);
+ strMsg.AppendFormat(" time:%u", iTime);
+ }
+ break;
+ case MSGCODE_FRAME_START:
+ if (size() >= 2)
+ strMsg.AppendFormat(" initiator:%1x destination:%1x ack:%s %s", initiator(), destination(), ack() ? "high" : "low", eom() ? "eom" : "");
+ break;
+ case MSGCODE_FRAME_DATA:
+ if (size() >= 2)
+ strMsg.AppendFormat(" %02x %s", at(1), eom() ? "eom" : "");
+ break;
+ default:
+ break;
+ }
+
+ return strMsg;
+}
+
+bool CCECAdapterMessage::is_error(void) const
{
- if (byte >= MSGESC && byte != MSGSTART)
+ cec_adapter_messagecode code = message();
+ return (code == MSGCODE_HIGH_ERROR ||
+ code == MSGCODE_LOW_ERROR ||
+ code == MSGCODE_RECEIVE_FAILED ||
+ code == MSGCODE_COMMAND_REJECTED ||
+ code == MSGCODE_TRANSMIT_LINE_TIMEOUT ||
+ code == MSGCODE_TRANSMIT_FAILED_LINE ||
+ code == MSGCODE_TRANSMIT_FAILED_ACK ||
+ code == MSGCODE_TRANSMIT_FAILED_TIMEOUT_DATA ||
+ code == MSGCODE_TRANSMIT_FAILED_TIMEOUT_LINE);
+}
+
+void CCECAdapterMessage::push_escaped(uint8_t byte)
+{
+ if (byte >= MSGESC)
{
push_back(MSGESC);
push_back(byte - ESCOFFSET);
//clear any input bytes
uint8_t buff[1024];
- m_port->Read(buff, sizeof(buff), 500);
+ while (m_port->Read(buff, sizeof(buff), 500) > 0) {}
if (CreateThread())
{
- m_controller->AddLog(CEC_LOG_DEBUG, "communication thread created");
+ m_startCondition.Wait(&m_mutex);
+ m_controller->AddLog(CEC_LOG_DEBUG, "communication thread started");
return true;
}
else
void CAdapterCommunication::Close(void)
{
CLockObject lock(&m_mutex);
- StopThread();
-
+ m_startCondition.Broadcast();
m_rcvCondition.Broadcast();
+ StopThread();
}
void *CAdapterCommunication::Process(void)
{
- m_controller->AddLog(CEC_LOG_DEBUG, "communication thread started");
+ {
+ CLockObject lock(&m_mutex);
+ m_startCondition.Signal();
+ }
while (!IsStopped())
{
ReadFromDevice(500);
- WriteNextCommand();
Sleep(5);
+ WriteNextCommand();
}
return NULL;
void CAdapterCommunication::WriteNextCommand(void)
{
- CCECAdapterMessagePtr msg;
+ CCECAdapterMessage *msg;
if (m_outBuffer.Pop(msg))
+ SendMessageToAdapter(msg);
+}
+
+void CAdapterCommunication::SendMessageToAdapter(CCECAdapterMessage *msg)
+{
+ CLockObject lock(&msg->mutex);
+ if (m_port->Write(msg) != (int32_t) msg->size())
{
- if (m_port->Write(msg) != (int32_t) msg.get()->size())
- {
- CStdString strError;
- strError.Format("error writing to serial port: %s", m_port->GetError().c_str());
- m_controller->AddLog(CEC_LOG_ERROR, strError);
- }
- else
- {
- m_controller->AddLog(CEC_LOG_DEBUG, "command sent");
- CCondition::Sleep((uint32_t) msg.get()->size() * (uint32_t)24 /*data*/ + (uint32_t)5 /*start bit (4.5 ms)*/);
- }
+ CStdString strError;
+ strError.Format("error writing to serial port: %s", m_port->GetError().c_str());
+ m_controller->AddLog(CEC_LOG_ERROR, strError);
+ msg->state = ADAPTER_MESSAGE_STATE_ERROR;
+ }
+ else
+ {
+ m_controller->AddLog(CEC_LOG_DEBUG, "command sent");
+ CCondition::Sleep((uint32_t) msg->size() * 24 /*data*/ + 5 /*start bit (4.5 ms)*/);
+ msg->state = ADAPTER_MESSAGE_STATE_SENT;
}
+ msg->condition.Signal();
}
-bool CAdapterCommunication::Write(CCECAdapterMessagePtr data)
+bool CAdapterCommunication::Write(CCECAdapterMessage *data)
{
+ data->state = ADAPTER_MESSAGE_STATE_WAITING;
m_outBuffer.Push(data);
return true;
}
uint8_t buf = 0;
if (!m_inBuffer.Pop(buf))
{
- if (!m_rcvCondition.Wait(&m_mutex, iTarget - iNow))
+ if (!m_rcvCondition.Wait(&m_mutex, (uint32_t) (iTarget - iNow)))
return false;
}
}
else if (buf == MSGSTART) //we found a msgstart before msgend, this is not right, remove
{
- m_controller->AddLog(CEC_LOG_ERROR, "received MSGSTART before MSGEND");
+ if (msg.size() > 0)
+ m_controller->AddLog(CEC_LOG_WARNING, "received MSGSTART before MSGEND, removing previous buffer contents");
msg.clear();
bGotStart = true;
}
msg.push_back(buf);
}
+ if (bGotFullMessage)
+ msg.state = ADAPTER_MESSAGE_STATE_RECEIVED;
+
return bGotFullMessage;
}
bool CAdapterCommunication::StartBootloader(void)
{
+ bool bReturn(false);
if (!IsRunning())
- return false;
+ return bReturn;
m_controller->AddLog(CEC_LOG_DEBUG, "starting the bootloader");
- CCECAdapterMessagePtr output(new CCECAdapterMessage);
+ CCECAdapterMessage *output = new CCECAdapterMessage;
output->push_back(MSGSTART);
output->push_escaped(MSGCODE_START_BOOTLOADER);
output->push_back(MSGEND);
- if (!Write(output))
- {
- m_controller->AddLog(CEC_LOG_ERROR, "could not start the bootloader");
- return false;
- }
- m_controller->AddLog(CEC_LOG_DEBUG, "bootloader start command transmitted");
- return true;
-}
+ SendMessageToAdapter(output);
+ bReturn = output->state == ADAPTER_MESSAGE_STATE_SENT;
+ delete output;
-bool CAdapterCommunication::SetAckMask(uint16_t iMask)
-{
- if (!IsRunning())
- return false;
-
- CStdString strLog;
- strLog.Format("setting ackmask to %2x", iMask);
- m_controller->AddLog(CEC_LOG_DEBUG, strLog.c_str());
-
- CCECAdapterMessagePtr output(new CCECAdapterMessage);
-
- output->push_back(MSGSTART);
- output->push_escaped(MSGCODE_SET_ACK_MASK);
- output->push_escaped(iMask >> 8);
- output->push_escaped((uint8_t)iMask);
- output->push_back(MSGEND);
-
- if (!Write(output))
- {
- m_controller->AddLog(CEC_LOG_ERROR, "could not set the ackmask");
- return false;
- }
-
- return true;
+ return bReturn;
}
bool CAdapterCommunication::PingAdapter(void)
{
+ bool bReturn(false);
if (!IsRunning())
- return false;
+ return bReturn;
m_controller->AddLog(CEC_LOG_DEBUG, "sending ping");
- CCECAdapterMessagePtr output(new CCECAdapterMessage);
+ CCECAdapterMessage *output = new CCECAdapterMessage;
output->push_back(MSGSTART);
output->push_escaped(MSGCODE_PING);
output->push_back(MSGEND);
- if (!Write(output))
- {
- m_controller->AddLog(CEC_LOG_ERROR, "could not send ping command");
- return false;
- }
+ SendMessageToAdapter(output);
+ bReturn = output->state == ADAPTER_MESSAGE_STATE_SENT;
+ delete output;
- m_controller->AddLog(CEC_LOG_DEBUG, "ping tranmitted");
-
- // TODO check for pong
- return true;
+ return bReturn;
}
bool CAdapterCommunication::IsOpen(void) const
{
- return !IsStopped() && m_port->IsOpen();
+ return !IsStopped() && m_port->IsOpen() && IsRunning();
}
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