bool CCECProcessor::AllocateLogicalAddresses(CECClientPtr client)
{
libcec_configuration &configuration = *client->GetConfiguration();
// mark as unregistered
client->SetRegistered(false);
// unregister this client from the old addresses
CECDEVICEVEC devices;
m_busDevices->GetByLogicalAddresses(devices, configuration.logicalAddresses);
for (CECDEVICEVEC::const_iterator it = devices.begin(); it != devices.end(); it++)
{
// remove client entry
CLockObject lock(m_mutex);
m_clients.erase((*it)->GetLogicalAddress());
}
// find logical addresses for this client
if (!client->AllocateLogicalAddresses())
{
m_libcec->AddLog(CEC_LOG_ERROR, "failed to find a free logical address for the client");
return false;
}
// refresh the address
if (configuration.bAutodetectAddress)
client->AutodetectPhysicalAddress();
// register this client on the new addresses
devices.clear();
m_busDevices->GetByLogicalAddresses(devices, configuration.logicalAddresses);
for (CECDEVICEVEC::const_iterator it = devices.begin(); it != devices.end(); it++)
{
// set the physical address of the device at this LA
if (CLibCEC::IsValidPhysicalAddress(configuration.iPhysicalAddress))
(*it)->SetPhysicalAddress(configuration.iPhysicalAddress);
// replace a previous client
CLockObject lock(m_mutex);
m_clients.erase((*it)->GetLogicalAddress());
m_clients.insert(make_pair((*it)->GetLogicalAddress(), client));
}
// set the new ackmask
SetLogicalAddresses(GetLogicalAddresses());
// resume outgoing communication
m_bStallCommunication = false;
return true;
}
void CCECDeviceMap::GetChildrenOf(CECDEVICEVEC& devices, CCECBusDevice* device) const
{
devices.clear();
if (!device)
return;
uint16_t iPA = device->GetCurrentPhysicalAddress();
for (CECDEVICEMAP::const_iterator it = m_busDevices.begin(); it != m_busDevices.end(); it++)
{
uint16_t iCurrentPA = it->second->GetCurrentPhysicalAddress();
if (CCECTypeUtils::PhysicalAddressIsIncluded(iPA, iCurrentPA))
devices.push_back(it->second);
}
}
