enum class HCTraceLevel  : uint32_t  
{  
    Off = HC_PRIVATE_TRACE_LEVEL_OFF,  
    Error = HC_PRIVATE_TRACE_LEVEL_ERROR,  
    Warning = HC_PRIVATE_TRACE_LEVEL_WARNING,  
    Important = HC_PRIVATE_TRACE_LEVEL_IMPORTANT,  
    Information = HC_PRIVATE_TRACE_LEVEL_INFORMATION,  
    Verbose = HC_PRIVATE_TRACE_LEVEL_VERBOSE,  
}