This inheritance list is sorted roughly, but not completely, alphabetically:

[detail level 12]

CCarlaCachedPluginInfo
CCarlaEngine
CCarlaEngineClient
CCarlaEngineCVSourcePorts
▼CCarlaEnginePort
CCarlaEngineAudioPort
CCarlaEngineCVPort
CCarlaEngineEventPort
▼CCarlaHostHandleImpl
CCarlaHostStandalone
CCarlaInlineDisplayImageSurface
CCarlaNSM
CCarlaParameterInfo
CCarlaPlugin
CCarlaPluginInfo
CCarlaPortCountInfo
CCarlaRuntimeEngineDriverDeviceInfo
CCarlaRuntimeEngineInfo
CCarlaScalePointInfo
CCarlaTransportInfo
CCustomData
CEngineControlEvent
CEngineDriverDeviceInfo
CEngineEvent
CEngineMidiEvent
CEngineOptions
CEngineTimeInfo
CEngineTimeInfoBBT
CMidiProgramData
CParameterData
CParameterRanges
CCarlaEngine::PatchbayPosition
CCarlaPlugin::ScopedDisabler
CCarlaPlugin::ScopedSingleProcessLocker
Cstd::shared_ptr< T >
Cstd::shared_ptr_count
CEngineOptions::Wine