cec: refactored threading/locking - added windows native instead of pthread-win32...
[deb_libcec.git] / src / lib / CECProcessor.cpp
index 63205f460f416e31649ed94327721a67ff7225e5..9ed9b23b8405c63b811bb2d065cad7a26a8698b9 100644 (file)
 #include "devices/CECTV.h"
 #include "implementations/CECCommandHandler.h"
 #include "LibCEC.h"
-#include "util/StdString.h"
-#include "platform/timeutils.h"
 
 using namespace CEC;
 using namespace std;
+using namespace PLATFORM;
 
 CCECProcessor::CCECProcessor(CLibCEC *controller, const char *strDeviceName, cec_logical_address iLogicalAddress /* = CECDEVICE_PLAYBACKDEVICE1 */, uint16_t iPhysicalAddress /* = CEC_DEFAULT_PHYSICAL_ADDRESS*/) :
     m_bStarted(false),
@@ -134,7 +133,7 @@ bool CCECProcessor::Start(const char *strPort, uint16_t iBaudRate /* = 38400 */,
   bool bReturn(false);
 
   {
-    CLockObject lock(&m_mutex);
+    CLockObject lock(m_mutex);
 
     /* check for an already opened connection */
     if (!m_communication || m_communication->IsOpen())
@@ -151,7 +150,7 @@ bool CCECProcessor::Start(const char *strPort, uint16_t iBaudRate /* = 38400 */,
     }
 
     /* create the processor thread */
-    if (!CreateThread() || !m_startCondition.Wait(&m_mutex) || !m_bStarted)
+    if (!CreateThread() || !m_startCondition.Wait(m_mutex) || !m_bStarted)
     {
       m_controller->AddLog(CEC_LOG_ERROR, "could not create a processor thread");
       return bReturn;
@@ -170,21 +169,15 @@ bool CCECProcessor::Start(const char *strPort, uint16_t iBaudRate /* = 38400 */,
     m_busDevices[m_logicalAddresses.primary]->m_strDeviceName = m_strDeviceName;
 
     /* get the vendor id from the TV, so we are using the correct handler */
-    m_busDevices[CECDEVICE_TV]->GetVendorId();
+    m_busDevices[CECDEVICE_TV]->RequestVendorId();
+    ReplaceHandlers();
 
     bReturn = SetHDMIPort(m_iBaseDevice, m_iHDMIPort, true);
   }
 
-  /* make the primary device the active source */
   if (bReturn)
   {
     m_bInitialised = true;
-    m_busDevices[m_logicalAddresses.primary]->m_bActiveSource = true;
-    bReturn = m_busDevices[CECDEVICE_TV]->InitHandler();
-  }
-
-  if (bReturn)
-  {
     m_controller->AddLog(CEC_LOG_DEBUG, "processor thread started");
   }
   else
@@ -238,6 +231,85 @@ bool CCECProcessor::FindLogicalAddressAudioSystem(void)
   return TryLogicalAddress(CECDEVICE_AUDIOSYSTEM);
 }
 
+bool CCECProcessor::ChangeDeviceType(cec_device_type from, cec_device_type to)
+{
+  bool bChanged(false);
+
+  CStdString strLog;
+  strLog.Format("changing device type '%s' into '%s'", ToString(from), ToString(to));
+  AddLog(CEC_LOG_NOTICE, strLog);
+
+  CLockObject lock(m_mutex);
+  CCECBusDevice *previousDevice = GetDeviceByType(from);
+  m_logicalAddresses.primary = CECDEVICE_UNKNOWN;
+
+  for (unsigned int iPtr = 0; iPtr < 5; iPtr++)
+  {
+    if (m_types.types[iPtr] == CEC_DEVICE_TYPE_RESERVED)
+      continue;
+
+    if (m_types.types[iPtr] == from)
+    {
+      bChanged = true;
+      m_types.types[iPtr] = to;
+    }
+    else if (m_types.types[iPtr] == to && bChanged)
+    {
+      m_types.types[iPtr] = CEC_DEVICE_TYPE_RESERVED;
+    }
+  }
+
+  if (bChanged)
+  {
+    FindLogicalAddresses();
+
+    CCECBusDevice *newDevice = GetDeviceByType(to);
+    if (previousDevice && newDevice)
+    {
+      newDevice->SetDeviceStatus(CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC);
+      previousDevice->SetDeviceStatus(CEC_DEVICE_STATUS_UNKNOWN);
+
+      newDevice->SetCecVersion(previousDevice->GetCecVersion(false));
+      previousDevice->SetCecVersion(CEC_VERSION_UNKNOWN);
+
+      newDevice->SetMenuLanguage(previousDevice->GetMenuLanguage(false));
+      cec_menu_language lang;
+      lang.device = previousDevice->GetLogicalAddress();
+      for (unsigned int iPtr = 0; iPtr < 4; iPtr++)
+        lang.language[iPtr] = '?';
+      lang.language[3] = 0;
+      previousDevice->SetMenuLanguage(lang);
+
+      newDevice->SetMenuState(previousDevice->GetMenuState());
+      previousDevice->SetMenuState(CEC_MENU_STATE_DEACTIVATED);
+
+      newDevice->SetOSDName(previousDevice->GetOSDName(false));
+      previousDevice->SetOSDName(ToString(previousDevice->GetLogicalAddress()));
+
+      newDevice->SetPhysicalAddress(previousDevice->GetPhysicalAddress(false));
+      previousDevice->SetPhysicalAddress(0xFFFF);
+
+      newDevice->SetPowerStatus(previousDevice->GetPowerStatus(false));
+      previousDevice->SetPowerStatus(CEC_POWER_STATUS_UNKNOWN);
+
+      newDevice->SetVendorId(previousDevice->GetVendorId(false));
+      previousDevice->SetVendorId(CEC_VENDOR_UNKNOWN);
+
+      if ((from == CEC_DEVICE_TYPE_PLAYBACK_DEVICE || from == CEC_DEVICE_TYPE_RECORDING_DEVICE) &&
+          (to == CEC_DEVICE_TYPE_PLAYBACK_DEVICE || to == CEC_DEVICE_TYPE_RECORDING_DEVICE))
+      {
+        ((CCECPlaybackDevice *) newDevice)->SetDeckControlMode(((CCECPlaybackDevice *) previousDevice)->GetDeckControlMode());
+        ((CCECPlaybackDevice *) previousDevice)->SetDeckControlMode(CEC_DECK_CONTROL_MODE_STOP);
+
+        ((CCECPlaybackDevice *) newDevice)->SetDeckStatus(((CCECPlaybackDevice *) previousDevice)->GetDeckStatus());
+        ((CCECPlaybackDevice *) previousDevice)->SetDeckStatus(CEC_DECK_INFO_STOP);
+      }
+    }
+  }
+
+  return true;
+}
+
 bool CCECProcessor::FindLogicalAddresses(void)
 {
   bool bReturn(true);
@@ -268,6 +340,12 @@ bool CCECProcessor::FindLogicalAddresses(void)
   return bReturn;
 }
 
+void CCECProcessor::ReplaceHandlers(void)
+{
+  for (uint8_t iPtr = 0; iPtr <= CECDEVICE_PLAYBACKDEVICE3; iPtr++)
+    m_busDevices[iPtr]->ReplaceHandler(m_bInitialised);
+}
+
 void *CCECProcessor::Process(void)
 {
   bool                  bParseFrame(false);
@@ -275,7 +353,7 @@ void *CCECProcessor::Process(void)
   CCECAdapterMessage    msg;
 
   {
-    CLockObject lock(&m_mutex);
+    CLockObject lock(m_mutex);
     m_bStarted = true;
     m_controller->AddLog(CEC_LOG_DEBUG, "processor thread started");
     m_startCondition.Signal();
@@ -283,11 +361,12 @@ void *CCECProcessor::Process(void)
 
   while (!IsStopped())
   {
+    ReplaceHandlers();
     command.Clear();
     msg.clear();
 
     {
-      CLockObject lock(&m_mutex);
+      CLockObject lock(m_mutex);
       if (m_commandBuffer.Pop(command))
       {
         bParseFrame = true;
@@ -341,7 +420,8 @@ bool CCECProcessor::SetActiveSource(cec_device_type type /* = CEC_DEVICE_TYPE_RE
     bReturn = m_busDevices[addr]->TransmitActiveSource();
 
     if (bReturn && (m_busDevices[addr]->GetType() == CEC_DEVICE_TYPE_PLAYBACK_DEVICE ||
-        m_busDevices[addr]->GetType() == CEC_DEVICE_TYPE_RECORDING_DEVICE))
+        m_busDevices[addr]->GetType() == CEC_DEVICE_TYPE_RECORDING_DEVICE) &&
+        m_busDevices[addr]->GetHandler()->SendDeckStatusUpdateOnActiveSource())
     {
       bReturn = ((CCECPlaybackDevice *)m_busDevices[addr])->TransmitDeckStatus(CECDEVICE_TV);
     }
@@ -366,13 +446,13 @@ bool CCECProcessor::SetActiveSource(uint16_t iStreamPath)
 
 void CCECProcessor::SetStandardLineTimeout(uint8_t iTimeout)
 {
-  CLockObject lock(&m_mutex);
+  CLockObject lock(m_mutex);
   m_iStandardLineTimeout = iTimeout;
 }
 
 void CCECProcessor::SetRetryLineTimeout(uint8_t iTimeout)
 {
-  CLockObject lock(&m_mutex);
+  CLockObject lock(m_mutex);
   m_iRetryLineTimeout = iTimeout;
 }
 
@@ -416,7 +496,7 @@ bool CCECProcessor::SetDeckInfo(cec_deck_info info, bool bSendUpdate /* = true *
 bool CCECProcessor::SetHDMIPort(cec_logical_address iBaseDevice, uint8_t iPort, bool bForce /* = false */)
 {
   bool bReturn(false);
-  CLockObject lock(&m_mutex);
+  CLockObject lock(m_mutex);
 
   m_iBaseDevice = iBaseDevice;
   m_iHDMIPort = iPort;
@@ -429,7 +509,11 @@ bool CCECProcessor::SetHDMIPort(cec_logical_address iBaseDevice, uint8_t iPort,
 
   uint16_t iPhysicalAddress(0);
   if (iBaseDevice > CECDEVICE_TV)
+  {
+    lock.Unlock();
     iPhysicalAddress = m_busDevices[iBaseDevice]->GetPhysicalAddress();
+    lock.Lock();
+  }
 
   if (iPhysicalAddress < 0xffff)
   {
@@ -442,12 +526,16 @@ bool CCECProcessor::SetHDMIPort(cec_logical_address iBaseDevice, uint8_t iPort,
     else if (iPhysicalAddress % 0x10 == 0)
       iPhysicalAddress += iPort;
 
-    SetPhysicalAddress(iPhysicalAddress);
     bReturn = true;
   }
 
   if (!bReturn)
     m_controller->AddLog(CEC_LOG_ERROR, "failed to set the physical address");
+  else
+  {
+    lock.Unlock();
+    SetPhysicalAddress(iPhysicalAddress);
+  }
 
   return bReturn;
 }
@@ -486,7 +574,7 @@ void CCECProcessor::LogOutput(const cec_command &data)
 
 bool CCECProcessor::SetLogicalAddress(cec_logical_address iLogicalAddress)
 {
-  CLockObject lock(&m_mutex);
+  CLockObject lock(m_mutex);
   if (m_logicalAddresses.primary != iLogicalAddress)
   {
     CStdString strLog;
@@ -514,21 +602,40 @@ bool CCECProcessor::SetMenuState(cec_menu_state state, bool bSendUpdate /* = tru
   return true;
 }
 
-bool CCECProcessor::SetPhysicalAddress(uint16_t iPhysicalAddress)
+bool CCECProcessor::SetPhysicalAddress(uint16_t iPhysicalAddress, bool bSendUpdate /* = true */)
 {
-  CLockObject lock(&m_mutex);
-  if (!m_logicalAddresses.IsEmpty())
+  bool bSendActiveView(false);
+  bool bReturn(false);
+  cec_logical_addresses sendUpdatesTo;
+
   {
-    for (uint8_t iPtr = 0; iPtr < 15; iPtr++)
-      if (m_logicalAddresses[iPtr])
-      {
-        m_busDevices[iPtr]->SetInactiveSource();
-        m_busDevices[iPtr]->SetPhysicalAddress(iPhysicalAddress);
-        m_busDevices[iPtr]->TransmitPhysicalAddress();
-      }
-    return SetActiveView();
+    CLockObject lock(m_mutex);
+    if (!m_logicalAddresses.IsEmpty())
+    {
+      bool bWasActiveSource(false);
+      for (uint8_t iPtr = 0; iPtr < 15; iPtr++)
+        if (m_logicalAddresses[iPtr])
+        {
+          bWasActiveSource |= m_busDevices[iPtr]->IsActiveSource();
+          m_busDevices[iPtr]->SetInactiveSource();
+          m_busDevices[iPtr]->SetPhysicalAddress(iPhysicalAddress);
+          if (bSendUpdate)
+            sendUpdatesTo.Set((cec_logical_address)iPtr);
+        }
+
+      bSendActiveView = bWasActiveSource && bSendUpdate;
+      bReturn = true;
+    }
   }
-  return false;
+
+  for (uint8_t iPtr = 0; iPtr < 15; iPtr++)
+    if (sendUpdatesTo[iPtr])
+      m_busDevices[iPtr]->TransmitPhysicalAddress();
+
+  if (bSendActiveView)
+    SetActiveView();
+
+  return bReturn;
 }
 
 bool CCECProcessor::SwitchMonitoring(bool bEnable)
@@ -538,7 +645,7 @@ bool CCECProcessor::SwitchMonitoring(bool bEnable)
   m_controller->AddLog(CEC_LOG_NOTICE, strLog.c_str());
 
   {
-    CLockObject lock(&m_mutex);
+    CLockObject lock(m_mutex);
     m_bMonitor = bEnable;
   }
 
@@ -608,7 +715,7 @@ CCECBusDevice *CCECProcessor::GetDeviceByType(cec_device_type type) const
 {
   CCECBusDevice *device = NULL;
 
-  for (unsigned int iPtr = 0; iPtr < 16; iPtr++)
+  for (uint8_t iPtr = 0; iPtr < 16; iPtr++)
   {
     if (m_busDevices[iPtr]->m_type == type && m_logicalAddresses[iPtr])
     {
@@ -719,7 +826,7 @@ bool CCECProcessor::Transmit(const cec_command &data)
 bool CCECProcessor::Transmit(CCECAdapterMessage *output)
 {
   bool bReturn(false);
-  CLockObject lock(&m_mutex);
+  CLockObject lock(m_mutex);
   {
     m_iLastTransmission = GetTimeMs();
     m_communication->SetLineTimeout(m_iStandardLineTimeout);
@@ -730,12 +837,12 @@ bool CCECProcessor::Transmit(CCECAdapterMessage *output)
       if (output->tries > 0)
         m_communication->SetLineTimeout(m_iRetryLineTimeout);
 
-      CLockObject msgLock(&output->mutex);
+      CLockObject msgLock(output->mutex);
       if (!m_communication || !m_communication->Write(output))
         return bReturn;
       else
       {
-        output->condition.Wait(&output->mutex);
+        output->condition.Wait(output->mutex);
         if (output->state != ADAPTER_MESSAGE_STATE_SENT)
         {
           m_controller->AddLog(CEC_LOG_ERROR, "command was not sent");
@@ -995,6 +1102,27 @@ bool CCECProcessor::TransmitKeyRelease(cec_logical_address iDestination, bool bW
   return m_busDevices[iDestination]->TransmitKeyRelease(bWait);
 }
 
+const char *CCECProcessor::ToString(const cec_device_type type)
+{
+  switch (type)
+  {
+  case CEC_DEVICE_TYPE_AUDIO_SYSTEM:
+    return "audio system";
+  case CEC_DEVICE_TYPE_PLAYBACK_DEVICE:
+    return "playback device";
+  case CEC_DEVICE_TYPE_RECORDING_DEVICE:
+      return "recording device";
+  case CEC_DEVICE_TYPE_RESERVED:
+      return "reserved";
+  case CEC_DEVICE_TYPE_TUNER:
+      return "tuner";
+  case CEC_DEVICE_TYPE_TV:
+      return "TV";
+  default:
+    return "unknown";
+  }
+}
+
 const char *CCECProcessor::ToString(const cec_menu_state state)
 {
   switch (state)
@@ -1287,7 +1415,7 @@ const char *CCECProcessor::ToString(const cec_system_audio_status mode)
   }
 }
 
-const char *CCECProcessor::ToString(const cec_audio_status status)
+const char *CCECProcessor::ToString(const cec_audio_status UNUSED(status))
 {
   // TODO this is a mask
   return "TODO";
@@ -1311,6 +1439,8 @@ const char *CCECProcessor::ToString(const cec_vendor_id vendor)
     return "Yamaha";
   case CEC_VENDOR_PHILIPS:
     return "Philips";
+  case CEC_VENDOR_SONY:
+    return "Sony";
   default:
     return "Unknown";
   }