cec: added PollDevice()/cec_poll_device()

[deb_libcec.git] / src / lib / devices / CECBusDevice.cpp

diff --git a/src/lib/devices/CECBusDevice.cpp b/src/lib/devices/CECBusDevice.cpp
index 8aa5e4bf908f2465bf70b570b92fd6efa4f12aa0..5a56dc4baaae6b757cd8c037bb9cb37d3fdbdb1c 100644 (file)
--- a/src/lib/devices/CECBusDevice.cpp
+++ b/src/lib/devices/CECBusDevice.cpp
@@ -42,8 +42,8 @@ using namespace CEC;
 CCECBusDevice::CCECBusDevice(CCECProcessor *processor, cec_logical_address iLogicalAddress, uint16_t iPhysicalAddress) :
   m_iPhysicalAddress(iPhysicalAddress),
   m_iLogicalAddress(iLogicalAddress),
+  m_powerStatus(CEC_POWER_STATUS_UNKNOWN),
   m_processor(processor),
-  m_iVendorId(0),
   m_iVendorClass(CEC_VENDOR_UNKNOWN),
   m_iLastActive(0),
   m_cecVersion(CEC_VERSION_UNKNOWN)
@@ -53,6 +53,7 @@ CCECBusDevice::CCECBusDevice(CCECProcessor *processor, cec_logical_address iLogi
     m_menuLanguage.language[iPtr] = '?';
   m_menuLanguage.language[3] = 0;
   m_menuLanguage.device = iLogicalAddress;
+  m_vendor.vendor = CEC_VENDOR_UNKNOWN;
 }
 
 CCECBusDevice::~CCECBusDevice(void)
@@ -87,7 +88,7 @@ void CCECBusDevice::SetMenuLanguage(const cec_menu_language &language)
   }
 }
 
-void CCECBusDevice::SetCecVersion(cec_version newVersion)
+void CCECBusDevice::SetCecVersion(const cec_version newVersion)
 {
   CStdString strLog;
   m_cecVersion = newVersion;
@@ -114,6 +115,17 @@ void CCECBusDevice::SetCecVersion(cec_version newVersion)
   AddLog(CEC_LOG_DEBUG, strLog);
 }
 
+void CCECBusDevice::SetPowerStatus(const cec_power_status powerStatus)
+{
+  if (m_powerStatus != powerStatus)
+  {
+    CStdString strLog;
+    strLog.Format("device %d power status changed from %2x to %2x", m_iLogicalAddress, m_powerStatus, powerStatus);
+    m_processor->AddLog(CEC_LOG_DEBUG, strLog);
+    m_powerStatus = powerStatus;
+  }
+}
+
 void CCECBusDevice::SetVendorId(const cec_datapacket &data)
 {
   if (data.size < 3)
@@ -131,7 +143,7 @@ void CCECBusDevice::SetVendorId(const cec_datapacket &data)
 
 void CCECBusDevice::SetVendorId(uint64_t iVendorId, uint8_t iVendorClass /* = 0 */)
 {
-  m_iVendorId = iVendorId;
+  m_vendor.vendor = (cec_vendor_id)iVendorId;
   m_iVendorClass = iVendorClass;
 
   switch (iVendorId)
@@ -173,29 +185,48 @@ bool CCECBusDevice::HandleCommand(const cec_command &command)
   return true;
 }
 
+const cec_vendor &CCECBusDevice::GetVendor(void)
+{
+  if (m_vendor.vendor == CEC_VENDOR_UNKNOWN)
+  {
+    AddLog(CEC_LOG_NOTICE, "<< requesting vendor ID");
+    cec_command command;
+    cec_command::format(command, GetMyLogicalAddress(), GetLogicalAddress(), CEC_OPCODE_GIVE_DEVICE_VENDOR_ID);
+    CLockObject lock(&m_mutex);
+
+    if (m_processor->Transmit(command))
+      m_condition.Wait(&m_mutex, 1000);
+  }
+
+  return m_vendor;
+}
+
 void CCECBusDevice::PollVendorId(void)
 {
   CLockObject lock(&m_mutex);
   if (m_iLastActive > 0 && m_iLogicalAddress != CECDEVICE_BROADCAST &&
-      m_iVendorId == CEC_VENDOR_UNKNOWN &&
+      m_vendor.vendor == CEC_VENDOR_UNKNOWN &&
       GetTimeMs() - m_iLastActive > 5000)
   {
     m_iLastActive = GetTimeMs();
 
     cec_command command;
     cec_command::format(command, GetMyLogicalAddress(), GetLogicalAddress(), CEC_OPCODE_GIVE_DEVICE_VENDOR_ID);
-    command.ack_timeout = 0;
-    m_processor->Transmit(command);
+    if (m_processor->Transmit(command))
+      m_condition.Wait(&m_mutex, 1000);
   }
 }
 
 void CCECBusDevice::SetPhysicalAddress(uint16_t iNewAddress, uint16_t iOldAddress /* = 0 */)
 {
-  CStdString strLog;
-  strLog.Format(">> %i changed physical address from %04x to %04x", GetLogicalAddress(), m_iPhysicalAddress, iNewAddress);
-  AddLog(CEC_LOG_DEBUG, strLog.c_str());
+  if (iNewAddress > 0)
+  {
+    CStdString strLog;
+    strLog.Format(">> %i changed physical address from %04x to %04x", GetLogicalAddress(), m_iPhysicalAddress, iNewAddress);
+    AddLog(CEC_LOG_DEBUG, strLog.c_str());
 
-  m_iPhysicalAddress = iNewAddress;
+    m_iPhysicalAddress = iNewAddress;
+  }
 }
 
 bool CCECBusDevice::PowerOn(void)
@@ -358,9 +389,9 @@ bool CCECBusDevice::BroadcastActiveSource(void)
   return m_processor->Transmit(command);
 }
 
-cec_version CCECBusDevice::GetCecVersion(void)
+cec_version CCECBusDevice::GetCecVersion(bool bRefresh /* = true */)
 {
-  if (m_cecVersion == CEC_VERSION_UNKNOWN)
+  if (bRefresh || m_cecVersion == CEC_VERSION_UNKNOWN)
   {
     AddLog(CEC_LOG_NOTICE, "<< requesting CEC version");
     cec_command command;
@@ -373,9 +404,9 @@ cec_version CCECBusDevice::GetCecVersion(void)
   return m_cecVersion;
 }
 
-cec_menu_language &CCECBusDevice::GetMenuLanguage(void)
+cec_menu_language &CCECBusDevice::GetMenuLanguage(bool bRefresh /* = true */)
 {
-  if (!strcmp(m_menuLanguage.language, "???"))
+  if (bRefresh || !strcmp(m_menuLanguage.language, "???"))
   {
     AddLog(CEC_LOG_NOTICE, "<< requesting menu language");
     cec_command command;
@@ -388,15 +419,34 @@ cec_menu_language &CCECBusDevice::GetMenuLanguage(void)
   return m_menuLanguage;
 }
 
-const char *CCECBusDevice::CECVendorIdToString(const uint64_t iVendorId)
+cec_power_status CCECBusDevice::GetPowerStatus(bool bRefresh /* = true */)
 {
-  switch (iVendorId)
+  if (bRefresh || m_powerStatus == CEC_POWER_STATUS_UNKNOWN)
   {
-  case CEC_VENDOR_SAMSUNG:
-    return "Samsung";
-  case CEC_VENDOR_LG:
-      return "LG";
-  default:
-    return "Unknown";
+    AddLog(CEC_LOG_NOTICE, "<< requesting power status");
+    cec_command command;
+    cec_command::format(command, GetMyLogicalAddress(), m_iLogicalAddress, CEC_OPCODE_GIVE_DEVICE_POWER_STATUS);
+    CLockObject lock(&m_mutex);
+    if (m_processor->Transmit(command))
+      m_condition.Wait(&m_mutex, 1000);
   }
+
+  return m_powerStatus;
+}
+
+bool CCECBusDevice::PollDevice(void)
+{
+  bool bReturn(false);
+
+  CStdString strLog;
+  strLog.Format("<< sending POLL from device %1x to device %1x", (int8_t)GetMyLogicalAddress(), m_iLogicalAddress);
+  AddLog(CEC_LOG_DEBUG, strLog);
+
+  cec_command command;
+  cec_command::format(command, GetMyLogicalAddress(), m_iLogicalAddress, CEC_OPCODE_NONE);
+  CLockObject lock(&m_mutex);
+
+  bReturn = m_processor->Transmit(command);
+  AddLog(CEC_LOG_DEBUG, bReturn ? ">> POLL sent" : ">> POLL not sent");
+  return bReturn;
 }