#ifndef _NTREGAPI_H
/**
* The KEY_VALUE_INFORMATION_CLASS enumeration type specifies the type of information to supply about the value of a registry key.
* \sa https://learn.microsoft.com/en-us/windows-hardware/drivers/ddi/wdm/ne-wdm-_key_value_information_class
*/
typedef enum _KEY_VALUE_INFORMATION_CLASS
{
KeyValueBasicInformation, // KEY_VALUE_BASIC_INFORMATION
KeyValueFullInformation, // KEY_VALUE_FULL_INFORMATION
KeyValuePartialInformation, // KEY_VALUE_PARTIAL_INFORMATION
KeyValueFullInformationAlign64, // KEY_VALUE_FULL_INFORMATION_ALIGN64
KeyValuePartialInformationAlign64, // KEY_VALUE_PARTIAL_INFORMATION_ALIGN64
KeyValueLayerInformation, // KEY_VALUE_LAYER_INFORMATION
MaxKeyValueInfoClass
} KEY_VALUE_INFORMATION_CLASS;
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This enumeration is documented in Windows Driver Kit.