cec: call SetControlledMode(false) as last command when closing the connection in...

[deb_libcec.git] / src / lib / adapter / USBCECAdapterCommunication.cpp

diff --git a/src/lib/adapter/USBCECAdapterCommunication.cpp b/src/lib/adapter/USBCECAdapterCommunication.cpp
index 95c46946c70fd5638c4add7688e63e83929ec717..f56bdf4b1f029a233cce849e74df727ba905918f 100644 (file)
--- a/src/lib/adapter/USBCECAdapterCommunication.cpp
+++ b/src/lib/adapter/USBCECAdapterCommunication.cpp
@@ -67,7 +67,8 @@ CUSBCECAdapterCommunication::CUSBCECAdapterCommunication(CCECProcessor *processo
     m_lastInitiator(CECDEVICE_UNKNOWN),
     m_bNextIsEscaped(false),
     m_bGotStart(false),
-    m_messageProcessor(NULL)
+    m_messageProcessor(NULL),
+    m_bInitialised(false)
 {
   m_port = new PLATFORM::CSerialPort(strPort, iBaudRate);
 }
@@ -89,20 +90,26 @@ bool CUSBCECAdapterCommunication::CheckAdapter(uint32_t iTimeoutMs /* = 10000 */
   while (iNow < iTarget && (bPinged = PingAdapter()) == false)
   {
     CLibCEC::AddLog(CEC_LOG_ERROR, "the adapter did not respond correctly to a ping (try %d)", ++iPingTry);
-    Sleep(500);
+    CEvent::Sleep(500);
     iNow = GetTimeMs();
   }
 
   /* try to read the firmware version */
   m_iFirmwareVersion = CEC_FW_VERSION_UNKNOWN;
   unsigned iFwVersionTry(0);
-  while (bPinged && iNow < iTarget && (m_iFirmwareVersion = GetFirmwareVersion()) == CEC_FW_VERSION_UNKNOWN)
+  while (bPinged && iNow < iTarget && (m_iFirmwareVersion = GetFirmwareVersion()) == CEC_FW_VERSION_UNKNOWN && iFwVersionTry < 3)
   {
-    CLibCEC::AddLog(CEC_LOG_ERROR, "the adapter did not respond with a correct firmware version (try %d)", ++iFwVersionTry);
-    Sleep(500);
+    CLibCEC::AddLog(CEC_LOG_WARNING, "the adapter did not respond with a correct firmware version (try %d)", ++iFwVersionTry);
+    CEvent::Sleep(500);
     iNow = GetTimeMs();
   }
 
+  if (m_iFirmwareVersion == CEC_FW_VERSION_UNKNOWN)
+  {
+    CLibCEC::AddLog(CEC_LOG_DEBUG, "defaulting to firmware version 1");
+    m_iFirmwareVersion = 1;
+  }
+
   if (m_iFirmwareVersion >= 2)
   {
     /* try to set controlled mode */
@@ -111,7 +118,7 @@ bool CUSBCECAdapterCommunication::CheckAdapter(uint32_t iTimeoutMs /* = 10000 */
     while (iNow < iTarget && (bControlled = SetControlledMode(true)) == false)
     {
       CLibCEC::AddLog(CEC_LOG_ERROR, "the adapter did not respond correctly to setting controlled mode (try %d)", ++iControlledTry);
-      Sleep(500);
+      CEvent::Sleep(500);
       iNow = GetTimeMs();
     }
     bReturn = bControlled;
@@ -119,10 +126,15 @@ bool CUSBCECAdapterCommunication::CheckAdapter(uint32_t iTimeoutMs /* = 10000 */
   else
     bReturn = true;
 
+  {
+    CLockObject lock(m_mutex);
+    m_bInitialised = bReturn;
+  }
+
   return bReturn;
 }
 
-bool CUSBCECAdapterCommunication::Open(IAdapterCommunicationCallback *cb, uint32_t iTimeoutMs /* = 10000 */)
+bool CUSBCECAdapterCommunication::Open(IAdapterCommunicationCallback *cb, uint32_t iTimeoutMs /* = 10000 */, bool bSkipChecks /* = false */)
 {
   uint64_t iNow = GetTimeMs();
   uint64_t iTimeout = iNow + iTimeoutMs;
@@ -163,29 +175,35 @@ bool CUSBCECAdapterCommunication::Open(IAdapterCommunicationCallback *cb, uint32
 
     CLibCEC::AddLog(CEC_LOG_DEBUG, "connection opened, clearing any previous input and waiting for active transmissions to end before starting");
 
-    //clear any input bytes
-    uint8_t buff[1024];
-    while (m_port->Read(buff, 1024, 100) > 0)
+    if (!bSkipChecks)
     {
-      CLibCEC::AddLog(CEC_LOG_DEBUG, "data received, clearing it");
-      Sleep(250);
+      //clear any input bytes
+      uint8_t buff[1024];
+      while (m_port->Read(buff, 1024, 100) > 0)
+      {
+        CLibCEC::AddLog(CEC_LOG_DEBUG, "data received, clearing it");
+        Sleep(250);
+      }
     }
   }
 
-  if (CreateThread())
+  if (!bSkipChecks && !CheckAdapter())
   {
-    if (!CheckAdapter())
+    CLibCEC::AddLog(CEC_LOG_ERROR, "the adapter failed to pass basic checks");
+    return false;
+  }
+  else
+  {
+    if (CreateThread())
     {
-      StopThread();
-      CLibCEC::AddLog(CEC_LOG_ERROR, "the adapter failed to pass basic checks");
+      CLibCEC::AddLog(CEC_LOG_DEBUG, "communication thread started");
+      return true;
     }
     else
     {
-      CLibCEC::AddLog(CEC_LOG_DEBUG, "communication thread started");
-      return true;
+      CLibCEC::AddLog(CEC_LOG_ERROR, "could not create a communication thread");
     }
   }
-  CLibCEC::AddLog(CEC_LOG_ERROR, "could not create a communication thread");
 
   return false;
 }
@@ -208,7 +226,7 @@ void *CUSBCECAdapterCommunication::Process(void)
     {
       CLockObject lock(m_mutex);
       ReadFromDevice(50);
-      bCommandReceived = m_callback && Read(command, 0);
+      bCommandReceived = m_callback && Read(command, 0) && m_bInitialised;
     }
 
     /* push the next command to the callback method if there is one */
@@ -234,6 +252,9 @@ void *CUSBCECAdapterCommunication::Process(void)
   /* set the ackmask to 0 before closing the connection */
   SetAckMaskInternal(0, true);
 
+  if (m_iFirmwareVersion >= 2)
+    SetControlledMode(false);
+
   if (m_port)
   {
     delete m_port;
@@ -364,11 +385,9 @@ bool CUSBCECAdapterCommunication::StartBootloader(void)
 
 bool CUSBCECAdapterCommunication::PingAdapter(void)
 {
-  bool bReturn(false);
-  if (!IsRunning())
-    return bReturn;
-
+  CLockObject lock(m_mutex);
   CLibCEC::AddLog(CEC_LOG_DEBUG, "sending ping");
+
   CCECAdapterMessage *output = new CCECAdapterMessage;
 
   output->PushBack(MSGSTART);
@@ -376,11 +395,16 @@ bool CUSBCECAdapterCommunication::PingAdapter(void)
   output->PushBack(MSGEND);
   output->isTransmission = false;
 
-  if ((bReturn = Write(output)) == false)
-    CLibCEC::AddLog(CEC_LOG_ERROR, "could not ping the adapter");
+  SendMessageToAdapter(output);
+  bool bWriteOk = output->state == ADAPTER_MESSAGE_STATE_SENT_ACKED;
   delete output;
+  if (!bWriteOk)
+  {
+    CLibCEC::AddLog(CEC_LOG_ERROR, "could not ping the adapter");
+    return false;
+  }
 
-  return bReturn;
+  return true;
 }
 
 bool CUSBCECAdapterCommunication::ParseMessage(const CCECAdapterMessage &msg)
@@ -425,7 +449,6 @@ bool CUSBCECAdapterCommunication::ParseMessage(const CCECAdapterMessage &msg)
         m_currentframe.PushBack(msg[1]);
         m_currentframe.eom = msg.IsEOM();
       }
-      bEom = msg.IsEOM();
     }
     break;
   default:
@@ -433,14 +456,12 @@ bool CUSBCECAdapterCommunication::ParseMessage(const CCECAdapterMessage &msg)
   }
 
   CLibCEC::AddLog(bIsError ? CEC_LOG_WARNING : CEC_LOG_DEBUG, msg.ToString());
-  return bEom;
+  return msg.IsEOM();
 }
 
 uint16_t CUSBCECAdapterCommunication::GetFirmwareVersion(void)
 {
   uint16_t iReturn(m_iFirmwareVersion);
-  if (!IsRunning())
-    return iReturn;
 
   if (iReturn == CEC_FW_VERSION_UNKNOWN)
   {
@@ -541,7 +562,7 @@ bool CUSBCECAdapterCommunication::SetAckMaskInternal(uint16_t iMask, bool bWrite
 
 bool CUSBCECAdapterCommunication::SetControlledMode(bool controlled)
 {
-  bool bReturn(false);
+  CLockObject lock(m_mutex);
   CLibCEC::AddLog(CEC_LOG_DEBUG, "turning controlled mode %s", controlled ? "on" : "off");
 
   CCECAdapterMessage *output = new CCECAdapterMessage;
@@ -552,11 +573,16 @@ bool CUSBCECAdapterCommunication::SetControlledMode(bool controlled)
   output->PushBack(MSGEND);
   output->isTransmission = false;
 
-  if ((bReturn = Write(output)) == false)
-    CLibCEC::AddLog(CEC_LOG_ERROR, "could not set controlled mode");
+  SendMessageToAdapter(output);
+  bool bWriteOk = output->state == ADAPTER_MESSAGE_STATE_SENT_ACKED;
   delete output;
+  if (!bWriteOk)
+  {
+    CLibCEC::AddLog(CEC_LOG_ERROR, "could not set controlled mode");
+    return false;
+  }
 
-  return bReturn;
+  return true;
 }
 
 bool CUSBCECAdapterCommunication::IsOpen(void)
@@ -610,11 +636,11 @@ bool CUSBCECAdapterCommunication::WaitForAck(CCECAdapterMessage &message)
       switch(msg.Message())
       {
       case MSGCODE_COMMAND_ACCEPTED:
-        CLibCEC::AddLog(CEC_LOG_DEBUG, msg.ToString());
         if (iPacketsLeft > 0)
           iPacketsLeft--;
         if (!message.isTransmission && iPacketsLeft == 0)
           bTransmitSucceeded = true;
+        CLibCEC::AddLog(CEC_LOG_DEBUG, "%s - waiting for %d more", msg.ToString().c_str(), iPacketsLeft);
         break;
       case MSGCODE_TRANSMIT_SUCCEEDED:
         CLibCEC::AddLog(CEC_LOG_DEBUG, msg.ToString());