X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2Flib%2Fimplementations%2FCECCommandHandler.cpp;h=561819f3f47d77401c5c00b6fea3f172eafb13e8;hb=8cd01ab8b94037e0a86c266b3ddc45a350a22103;hp=c72155cccdb3a9efc616297ef5b4efe11de6e0f4;hpb=468a141464d9b9a088df8abd35f5ebb138424155;p=deb_libcec.git

diff --git a/src/lib/implementations/CECCommandHandler.cpp b/src/lib/implementations/CECCommandHandler.cpp
index c72155c..561819f 100644
--- a/src/lib/implementations/CECCommandHandler.cpp
+++ b/src/lib/implementations/CECCommandHandler.cpp
@@ -1,7 +1,7 @@
 /*
  * This file is part of the libCEC(R) library.
  *
- * libCEC(R) is Copyright (C) 2011 Pulse-Eight Limited.  All rights reserved.
+ * libCEC(R) is Copyright (C) 2011-2012 Pulse-Eight Limited.  All rights reserved.
  * libCEC(R) is an original work, containing original code.
  *
  * libCEC(R) is a trademark of Pulse-Eight Limited.
@@ -35,9 +35,11 @@
 #include "../devices/CECAudioSystem.h"
 #include "../devices/CECPlaybackDevice.h"
 #include "../CECProcessor.h"
+#include "../LibCEC.h"
 
 using namespace CEC;
 using namespace std;
+using namespace PLATFORM;
 
 CCECCommandHandler::CCECCommandHandler(CCECBusDevice *busDevice) :
     m_busDevice(busDevice),
@@ -46,27 +48,23 @@ CCECCommandHandler::CCECCommandHandler(CCECBusDevice *busDevice) :
     m_iTransmitWait(CEC_DEFAULT_TRANSMIT_WAIT),
     m_iTransmitRetries(CEC_DEFAULT_TRANSMIT_RETRIES),
     m_bHandlerInited(false),
-    m_iUseCounter(0)
+    m_expectedResponse(CEC_OPCODE_NONE),
+    m_bOPTSendDeckStatusUpdateOnActiveSource(false),
+    m_vendorId(CEC_VENDOR_UNKNOWN),
+    m_bRcvSignal(false)
 {
 }
 
 CCECCommandHandler::~CCECCommandHandler(void)
 {
-  CLockObject lock(&m_processor->m_transmitMutex);
-  CLockObject receiveLock(&m_receiveMutex);
   m_condition.Broadcast();
 }
 
 bool CCECCommandHandler::HandleCommand(const cec_command &command)
 {
-  bool bHandled(true), bHandlerChanged(false);
+  bool bHandled(true);
 
-  MarkBusy();
-  CStdString strLog;
-  strLog.Format(">> %s (%X) -> %s (%X): %s (%2X)", m_processor->ToString(command.initiator), command.initiator, m_processor->ToString(command.destination), command.destination, m_processor->ToString(command.opcode), command.opcode);
-  m_busDevice->AddLog(CEC_LOG_NOTICE, strLog);
-
-  m_processor->AddCommand(command);
+  CLibCEC::AddCommand(command);
 
   switch(command.opcode)
   {
@@ -80,49 +78,61 @@ bool CCECCommandHandler::HandleCommand(const cec_command &command)
     HandleSetMenuLanguage(command);
     break;
   case CEC_OPCODE_GIVE_PHYSICAL_ADDRESS:
-    HandleGivePhysicalAddress(command);
+    if (m_processor->IsInitialised())
+      HandleGivePhysicalAddress(command);
     break;
   case CEC_OPCODE_GIVE_OSD_NAME:
-     HandleGiveOSDName(command);
+    if (m_processor->IsInitialised())
+      HandleGiveOSDName(command);
     break;
   case CEC_OPCODE_GIVE_DEVICE_VENDOR_ID:
-    HandleGiveDeviceVendorId(command);
+    if (m_processor->IsInitialised())
+      HandleGiveDeviceVendorId(command);
     break;
   case CEC_OPCODE_DEVICE_VENDOR_ID:
-    bHandlerChanged = HandleDeviceVendorId(command);
+    HandleDeviceVendorId(command);
     break;
   case CEC_OPCODE_VENDOR_COMMAND_WITH_ID:
     HandleDeviceVendorCommandWithId(command);
     break;
   case CEC_OPCODE_GIVE_DECK_STATUS:
-    HandleGiveDeckStatus(command);
+    if (m_processor->IsInitialised())
+      HandleGiveDeckStatus(command);
     break;
   case CEC_OPCODE_DECK_CONTROL:
     HandleDeckControl(command);
     break;
   case CEC_OPCODE_MENU_REQUEST:
-    HandleMenuRequest(command);
+    if (m_processor->IsInitialised())
+      HandleMenuRequest(command);
     break;
   case CEC_OPCODE_GIVE_DEVICE_POWER_STATUS:
-    HandleGiveDevicePowerStatus(command);
+    if (m_processor->IsInitialised())
+      HandleGiveDevicePowerStatus(command);
     break;
   case CEC_OPCODE_GET_CEC_VERSION:
-    HandleGetCecVersion(command);
+    if (m_processor->IsInitialised())
+      HandleGetCecVersion(command);
     break;
   case CEC_OPCODE_USER_CONTROL_PRESSED:
-    HandleUserControlPressed(command);
+    if (m_processor->IsInitialised())
+      HandleUserControlPressed(command);
     break;
   case CEC_OPCODE_USER_CONTROL_RELEASE:
-    HandleUserControlRelease(command);
+    if (m_processor->IsInitialised())
+      HandleUserControlRelease(command);
     break;
   case CEC_OPCODE_GIVE_AUDIO_STATUS:
-    HandleGiveAudioStatus(command);
+    if (m_processor->IsInitialised())
+      HandleGiveAudioStatus(command);
     break;
   case CEC_OPCODE_GIVE_SYSTEM_AUDIO_MODE_STATUS:
-    HandleGiveSystemAudioModeStatus(command);
+    if (m_processor->IsInitialised())
+      HandleGiveSystemAudioModeStatus(command);
     break;
   case CEC_OPCODE_SYSTEM_AUDIO_MODE_REQUEST:
-    HandleSystemAudioModeRequest(command);
+    if (m_processor->IsInitialised())
+      HandleSystemAudioModeRequest(command);
     break;
   case CEC_OPCODE_REPORT_AUDIO_STATUS:
     HandleReportAudioStatus(command);
@@ -134,7 +144,8 @@ bool CCECCommandHandler::HandleCommand(const cec_command &command)
     HandleSetSystemAudioMode(command);
     break;
   case CEC_OPCODE_REQUEST_ACTIVE_SOURCE:
-    HandleRequestActiveSource(command);
+    if (m_processor->IsInitialised())
+      HandleRequestActiveSource(command);
     break;
   case CEC_OPCODE_SET_STREAM_PATH:
     HandleSetStreamPath(command);
@@ -146,7 +157,8 @@ bool CCECCommandHandler::HandleCommand(const cec_command &command)
     HandleRoutingInformation(command);
     break;
   case CEC_OPCODE_STANDBY:
-    HandleStandby(command);
+    if (m_processor->IsInitialised())
+      HandleStandby(command);
     break;
   case CEC_OPCODE_ACTIVE_SOURCE:
     HandleActiveSource(command);
@@ -175,13 +187,17 @@ bool CCECCommandHandler::HandleCommand(const cec_command &command)
     break;
   }
 
-  if (bHandled && !bHandlerChanged)
+  if (bHandled)
   {
-    CLockObject lock(&m_receiveMutex);
-    m_condition.Signal();
+    CLockObject lock(m_receiveMutex);
+    if (m_expectedResponse == CEC_OPCODE_NONE ||
+        m_expectedResponse == command.opcode)
+    {
+      m_bRcvSignal = true;
+      m_condition.Signal();
+    }
   }
 
-  MarkReady();
   return bHandled;
 }
 
@@ -222,7 +238,7 @@ bool CCECCommandHandler::HandleDeviceCecVersion(const cec_command &command)
 
 bool CCECCommandHandler::HandleDeviceVendorCommandWithId(const cec_command &command)
 {
-  if (m_processor->IsStarted() && m_busDevice->MyLogicalAddressContains(command.destination))
+  if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
     m_processor->TransmitAbort(command.initiator, command.opcode, CEC_ABORT_REASON_REFUSED);
 
   return true;
@@ -244,7 +260,7 @@ bool CCECCommandHandler::HandleFeatureAbort(const cec_command &command)
 
 bool CCECCommandHandler::HandleGetCecVersion(const cec_command &command)
 {
-  if (m_processor->IsStarted() && m_busDevice->MyLogicalAddressContains(command.destination))
+  if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
   {
     CCECBusDevice *device = GetDevice(command.destination);
     if (device)
@@ -256,7 +272,7 @@ bool CCECCommandHandler::HandleGetCecVersion(const cec_command &command)
 
 bool CCECCommandHandler::HandleGiveAudioStatus(const cec_command &command)
 {
-  if (m_processor->IsStarted() && m_busDevice->MyLogicalAddressContains(command.destination))
+  if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
   {
     CCECBusDevice *device = GetDevice(command.destination);
     if (device && device->GetType() == CEC_DEVICE_TYPE_AUDIO_SYSTEM)
@@ -268,7 +284,7 @@ bool CCECCommandHandler::HandleGiveAudioStatus(const cec_command &command)
 
 bool CCECCommandHandler::HandleGiveDeckStatus(const cec_command &command)
 {
-  if (m_processor->IsStarted() && m_busDevice->MyLogicalAddressContains(command.destination))
+  if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
   {
     CCECBusDevice *device = GetDevice(command.destination);
     if (device && (device->GetType() == CEC_DEVICE_TYPE_PLAYBACK_DEVICE || device->GetType() == CEC_DEVICE_TYPE_RECORDING_DEVICE))
@@ -280,7 +296,7 @@ bool CCECCommandHandler::HandleGiveDeckStatus(const cec_command &command)
 
 bool CCECCommandHandler::HandleGiveDevicePowerStatus(const cec_command &command)
 {
-  if (m_processor->IsStarted() && m_busDevice->MyLogicalAddressContains(command.destination))
+  if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
   {
     CCECBusDevice *device = GetDevice(command.destination);
     if (device)
@@ -292,7 +308,7 @@ bool CCECCommandHandler::HandleGiveDevicePowerStatus(const cec_command &command)
 
 bool CCECCommandHandler::HandleGiveDeviceVendorId(const cec_command &command)
 {
-  if (m_processor->IsStarted() && m_busDevice->MyLogicalAddressContains(command.destination))
+  if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
   {
     CCECBusDevice *device = GetDevice(command.destination);
     if (device)
@@ -304,7 +320,7 @@ bool CCECCommandHandler::HandleGiveDeviceVendorId(const cec_command &command)
 
 bool CCECCommandHandler::HandleGiveOSDName(const cec_command &command)
 {
-  if (m_processor->IsStarted() && m_busDevice->MyLogicalAddressContains(command.destination))
+  if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
   {
     CCECBusDevice *device = GetDevice(command.destination);
     if (device)
@@ -316,13 +332,14 @@ bool CCECCommandHandler::HandleGiveOSDName(const cec_command &command)
 
 bool CCECCommandHandler::HandleGivePhysicalAddress(const cec_command &command)
 {
-  if (m_processor->IsStarted() && m_busDevice->MyLogicalAddressContains(command.destination))
+  if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
   {
     CCECBusDevice *device = GetDevice(command.destination);
     if (device)
     {
       device->SetActiveSource();
       return device->TransmitPhysicalAddress() &&
+          device->TransmitImageViewOn() &&
           device->TransmitActiveSource();
     }
   }
@@ -332,7 +349,7 @@ bool CCECCommandHandler::HandleGivePhysicalAddress(const cec_command &command)
 
 bool CCECCommandHandler::HandleGiveSystemAudioModeStatus(const cec_command &command)
 {
-  if (m_processor->IsStarted() && m_busDevice->MyLogicalAddressContains(command.destination))
+  if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
   {
     CCECBusDevice *device = GetDevice(command.destination);
     if (device && device->GetType() == CEC_DEVICE_TYPE_AUDIO_SYSTEM)
@@ -350,7 +367,7 @@ bool CCECCommandHandler::HandleImageViewOn(const cec_command &command)
 
 bool CCECCommandHandler::HandleMenuRequest(const cec_command &command)
 {
-  if (m_processor->IsStarted() && m_busDevice->MyLogicalAddressContains(command.destination))
+  if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
   {
     if (command.parameters[0] == CEC_MENU_REQUEST_TYPE_QUERY)
     {
@@ -400,14 +417,12 @@ bool CCECCommandHandler::HandleReportPowerStatus(const cec_command &command)
 
 bool CCECCommandHandler::HandleRequestActiveSource(const cec_command &command)
 {
-  if (m_processor->IsStarted())
+  if (m_processor->IsRunning())
   {
-    CStdString strLog;
-    strLog.Format(">> %i requests active source", (uint8_t) command.initiator);
-    m_busDevice->AddLog(CEC_LOG_DEBUG, strLog.c_str());
+    CLibCEC::AddLog(CEC_LOG_DEBUG, ">> %i requests active source", (uint8_t) command.initiator);
 
     vector<CCECBusDevice *> devices;
-    for (int iDevicePtr = (int)GetMyDevices(devices)-1; iDevicePtr >=0; iDevicePtr--)
+    for (size_t iDevicePtr = 0; iDevicePtr < GetMyDevices(devices); iDevicePtr++)
       devices[iDevicePtr]->TransmitActiveSource();
 
     return true;
@@ -482,19 +497,21 @@ bool CCECCommandHandler::HandleSetOSDName(const cec_command &command)
 
 bool CCECCommandHandler::HandleSetStreamPath(const cec_command &command)
 {
-  if (m_processor->IsStarted() && command.parameters.size >= 2)
+  if (m_processor->IsRunning() && command.parameters.size >= 2)
   {
     uint16_t iStreamAddress = ((uint16_t)command.parameters[0] << 8) | ((uint16_t)command.parameters[1]);
-    CStdString strLog;
-    strLog.Format(">> %i sets stream path to physical address %04x", command.initiator, iStreamAddress);
-    m_busDevice->AddLog(CEC_LOG_DEBUG, strLog.c_str());
+    CLibCEC::AddLog(CEC_LOG_DEBUG, ">> %i sets stream path to physical address %04x", command.initiator, iStreamAddress);
 
     /* one of the device handled by libCEC has been made active */
     CCECBusDevice *device = GetDeviceByPhysicalAddress(iStreamAddress);
     if (device && m_busDevice->MyLogicalAddressContains(device->GetLogicalAddress()))
     {
       device->SetActiveSource();
+      device->TransmitImageViewOn();
       device->TransmitActiveSource();
+
+      device->SetMenuState(CEC_MENU_STATE_ACTIVATED);
+      device->TransmitMenuState(command.initiator);
     }
   }
   return false;
@@ -502,7 +519,7 @@ bool CCECCommandHandler::HandleSetStreamPath(const cec_command &command)
 
 bool CCECCommandHandler::HandleSystemAudioModeRequest(const cec_command &command)
 {
-  if (m_processor->IsStarted() && m_busDevice->MyLogicalAddressContains(command.destination))
+  if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
   {
     CCECBusDevice *device = GetDevice(command.destination);
     if (device && device->GetType() == CEC_DEVICE_TYPE_AUDIO_SYSTEM)
@@ -574,16 +591,12 @@ bool CCECCommandHandler::HandleTextViewOn(const cec_command &command)
 
 bool CCECCommandHandler::HandleUserControlPressed(const cec_command &command)
 {
-  if (m_processor->IsStarted() && m_busDevice->MyLogicalAddressContains(command.destination) && command.parameters.size > 0)
+  if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination) && command.parameters.size > 0)
   {
-    m_processor->AddKey();
+    CLibCEC::AddKey();
 
     if (command.parameters[0] <= CEC_USER_CONTROL_CODE_MAX)
     {
-      CStdString strLog;
-      strLog.Format("key pressed: %x", command.parameters[0]);
-      m_busDevice->AddLog(CEC_LOG_DEBUG, strLog.c_str());
-
       if (command.parameters[0] == CEC_USER_CONTROL_CODE_POWER ||
           command.parameters[0] == CEC_USER_CONTROL_CODE_POWER_ON_FUNCTION)
       {
@@ -594,6 +607,7 @@ bool CCECCommandHandler::HandleUserControlPressed(const cec_command &command)
           if (device->MyLogicalAddressContains(device->GetLogicalAddress()))
           {
             device->SetActiveSource();
+            device->TransmitImageViewOn();
             device->TransmitActiveSource();
 
             if (device->GetType() == CEC_DEVICE_TYPE_PLAYBACK_DEVICE ||
@@ -604,7 +618,7 @@ bool CCECCommandHandler::HandleUserControlPressed(const cec_command &command)
       }
       else
       {
-        m_processor->SetCurrentButton((cec_user_control_code) command.parameters[0]);
+        CLibCEC::SetCurrentButton((cec_user_control_code) command.parameters[0]);
       }
       return true;
     }
@@ -614,22 +628,25 @@ bool CCECCommandHandler::HandleUserControlPressed(const cec_command &command)
 
 bool CCECCommandHandler::HandleUserControlRelease(const cec_command &command)
 {
-  if (m_processor->IsStarted() && m_busDevice->MyLogicalAddressContains(command.destination))
-    m_processor->AddKey();
+  if (m_processor->IsRunning() && m_busDevice->MyLogicalAddressContains(command.destination))
+    CLibCEC::AddKey();
+
+  return true;
+}
 
+bool CCECCommandHandler::HandleVendorCommand(const cec_command & UNUSED(command))
+{
   return true;
 }
 
 void CCECCommandHandler::UnhandledCommand(const cec_command &command)
 {
-  CStdString strLog;
-  strLog.Format("unhandled command with opcode %02x from address %d", command.opcode, command.initiator);
-  m_busDevice->AddLog(CEC_LOG_DEBUG, strLog);
+  CLibCEC::AddLog(CEC_LOG_DEBUG, "unhandled command with opcode %02x from address %d", command.opcode, command.initiator);
 }
 
-unsigned int CCECCommandHandler::GetMyDevices(vector<CCECBusDevice *> &devices) const
+size_t CCECCommandHandler::GetMyDevices(vector<CCECBusDevice *> &devices) const
 {
-  unsigned int iReturn(0);
+  size_t iReturn(0);
 
   cec_logical_addresses addresses = m_processor->GetLogicalAddresses();
   for (uint8_t iPtr = 0; iPtr < 16; iPtr++)
@@ -669,7 +686,7 @@ bool CCECCommandHandler::SetVendorId(const cec_command &command)
   bool bChanged(false);
   if (command.parameters.size < 3)
   {
-    m_busDevice->AddLog(CEC_LOG_WARNING, "invalid vendor ID received");
+    CLibCEC::AddLog(CEC_LOG_WARNING, "invalid vendor ID received");
     return bChanged;
   }
 
@@ -699,19 +716,6 @@ void CCECCommandHandler::SetPhysicalAddress(cec_logical_address iAddress, uint16
   }
 }
 
-void CCECCommandHandler::HandlePoll(const cec_logical_address iInitiator, const cec_logical_address iDestination)
-{
-  CStdString strLog;
-  strLog.Format("<< POLL: %s (%x) -> %s (%x)", m_processor->ToString(iInitiator), iInitiator, m_processor->ToString(iDestination), iDestination);
-  m_processor->AddLog(CEC_LOG_DEBUG, strLog);
-}
-
-bool CCECCommandHandler::HandleReceiveFailed(void)
-{
-  /* default = error */
-  return true;
-}
-
 bool CCECCommandHandler::TransmitImageViewOn(const cec_logical_address iInitiator, const cec_logical_address iDestination)
 {
   cec_command command;
@@ -733,7 +737,7 @@ bool CCECCommandHandler::TransmitRequestCecVersion(const cec_logical_address iIn
   cec_command command;
   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GET_CEC_VERSION);
 
-  return Transmit(command);
+  return Transmit(command, true, CEC_OPCODE_CEC_VERSION);
 }
 
 bool CCECCommandHandler::TransmitRequestMenuLanguage(const cec_logical_address iInitiator, const cec_logical_address iDestination)
@@ -741,7 +745,7 @@ bool CCECCommandHandler::TransmitRequestMenuLanguage(const cec_logical_address i
   cec_command command;
   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GET_MENU_LANGUAGE);
 
-  return Transmit(command);
+  return Transmit(command, true, CEC_OPCODE_SET_MENU_LANGUAGE);
 }
 
 bool CCECCommandHandler::TransmitRequestOSDName(const cec_logical_address iInitiator, const cec_logical_address iDestination)
@@ -749,7 +753,7 @@ bool CCECCommandHandler::TransmitRequestOSDName(const cec_logical_address iIniti
   cec_command command;
   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GIVE_OSD_NAME);
 
-  return Transmit(command);
+  return Transmit(command, true, CEC_OPCODE_SET_OSD_NAME);
 }
 
 bool CCECCommandHandler::TransmitRequestPhysicalAddress(const cec_logical_address iInitiator, const cec_logical_address iDestination)
@@ -757,7 +761,7 @@ bool CCECCommandHandler::TransmitRequestPhysicalAddress(const cec_logical_addres
   cec_command command;
   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GIVE_PHYSICAL_ADDRESS);
 
-  return Transmit(command);
+  return Transmit(command, true, CEC_OPCODE_REPORT_PHYSICAL_ADDRESS);
 }
 
 bool CCECCommandHandler::TransmitRequestPowerStatus(const cec_logical_address iInitiator, const cec_logical_address iDestination)
@@ -765,7 +769,7 @@ bool CCECCommandHandler::TransmitRequestPowerStatus(const cec_logical_address iI
   cec_command command;
   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GIVE_DEVICE_POWER_STATUS);
 
-  return Transmit(command);
+  return Transmit(command, true, CEC_OPCODE_REPORT_POWER_STATUS);
 }
 
 bool CCECCommandHandler::TransmitRequestVendorId(const cec_logical_address iInitiator, const cec_logical_address iDestination)
@@ -773,7 +777,7 @@ bool CCECCommandHandler::TransmitRequestVendorId(const cec_logical_address iInit
   cec_command command;
   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_GIVE_DEVICE_VENDOR_ID);
 
-  return Transmit(command);
+  return Transmit(command, true, CEC_OPCODE_DEVICE_VENDOR_ID);
 }
 
 bool CCECCommandHandler::TransmitActiveSource(const cec_logical_address iInitiator, uint16_t iPhysicalAddress)
@@ -818,7 +822,7 @@ bool CCECCommandHandler::TransmitOSDName(const cec_logical_address iInitiator, c
 {
   cec_command command;
   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_SET_OSD_NAME);
-  for (unsigned int iPtr = 0; iPtr < strDeviceName.length(); iPtr++)
+  for (size_t iPtr = 0; iPtr < strDeviceName.length(); iPtr++)
     command.parameters.PushBack(strDeviceName.at(iPtr));
 
   return Transmit(command, false);
@@ -830,10 +834,10 @@ bool CCECCommandHandler::TransmitOSDString(const cec_logical_address iInitiator,
   cec_command::Format(command, iInitiator, iDestination, CEC_OPCODE_SET_OSD_STRING);
   command.parameters.PushBack((uint8_t)duration);
 
-  unsigned int iLen = strlen(strMessage);
+  size_t iLen = strlen(strMessage);
   if (iLen > 13) iLen = 13;
 
-  for (unsigned int iPtr = 0; iPtr < iLen; iPtr++)
+  for (size_t iPtr = 0; iPtr < iLen; iPtr++)
     command.parameters.PushBack(strMessage[iPtr]);
 
   return Transmit(command, false);
@@ -897,6 +901,16 @@ bool CCECCommandHandler::TransmitSetSystemAudioMode(const cec_logical_address iI
   return Transmit(command, false);
 }
 
+bool CCECCommandHandler::TransmitSetStreamPath(uint16_t iStreamPath)
+{
+  cec_command command;
+  cec_command::Format(command, m_busDevice->GetLogicalAddress(), CECDEVICE_BROADCAST, CEC_OPCODE_SET_STREAM_PATH);
+  command.parameters.PushBack((uint8_t) ((iStreamPath >> 8) & 0xFF));
+  command.parameters.PushBack((uint8_t) (iStreamPath        & 0xFF));
+
+  return Transmit(command, false);
+}
+
 bool CCECCommandHandler::TransmitSystemAudioModeStatus(const cec_logical_address iInitiator, const cec_logical_address iDestination, cec_system_audio_status state)
 {
   cec_command command;
@@ -932,33 +946,33 @@ bool CCECCommandHandler::TransmitKeyRelease(const cec_logical_address iInitiator
   return Transmit(command, bWait);
 }
 
-bool CCECCommandHandler::Transmit(cec_command &command, bool bExpectResponse /* = true */)
+bool CCECCommandHandler::Transmit(cec_command &command, bool bExpectResponse /* = true */, cec_opcode expectedResponse /* = CEC_OPCODE_NONE */)
 {
   bool bReturn(false);
   command.transmit_timeout = m_iTransmitTimeout;
 
   {
     uint8_t iTries(0), iMaxTries(command.opcode == CEC_OPCODE_NONE ? 1 : m_iTransmitRetries + 1);
-    CLockObject writeLock(&m_processor->m_transmitMutex);
-    CLockObject receiveLock(&m_receiveMutex);
-    ++m_iUseCounter;
+    CLockObject writeLock(m_processor->m_transmitMutex);
+    CLockObject receiveLock(m_receiveMutex);
     while (!bReturn && ++iTries <= iMaxTries)
     {
-      if (m_processor->Transmit(command))
+      m_expectedResponse = expectedResponse;
+      if ((bReturn = m_processor->Transmit(command)) == true)
       {
-        m_processor->AddLog(CEC_LOG_DEBUG, "command transmitted");
-        bReturn = bExpectResponse ?
-            m_condition.Wait(&m_receiveMutex, m_iTransmitWait) :
-            true;
+        CLibCEC::AddLog(CEC_LOG_DEBUG, "command transmitted");
+        if (bExpectResponse)
+          bReturn = m_condition.Wait(m_receiveMutex, m_bRcvSignal, m_iTransmitWait);
+        m_bRcvSignal = false;
+        CLibCEC::AddLog(CEC_LOG_DEBUG, bReturn ? "expected response received" : "expected response not received");
       }
     }
-    --m_iUseCounter;
   }
 
   return bReturn;
 }
 
-bool CCECCommandHandler::InitHandler(void)
+bool CCECCommandHandler::ActivateSource(void)
 {
   if (m_busDevice->GetLogicalAddress() == CECDEVICE_TV)
   {
@@ -975,21 +989,3 @@ bool CCECCommandHandler::InitHandler(void)
   }
   return true;
 }
-
-void CCECCommandHandler::MarkBusy(void)
-{
-  CLockObject receiveLock(&m_receiveMutex);
-  ++m_iUseCounter;
-}
-
-bool CCECCommandHandler::MarkReady(void)
-{
-  CLockObject receiveLock(&m_receiveMutex);
-  return m_iUseCounter > 0 ? (--m_iUseCounter == 0) : true;
-}
-
-bool CCECCommandHandler::InUse(void)
-{
-  CLockObject receiveLock(&m_receiveMutex);
-  return m_iUseCounter > 0;
-}