// wdm.h

typedef enum {
  UserNotPresent,
  UserPresent,
  UserUnknown
} POWER_USER_PRESENCE_TYPE, *PPOWER_USER_PRESENCE_TYPE;
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Windows Driver Kit DDI reference (ne-wdm-power_user_presence_type)

Description

This topic describes the POWER_USER_PRESENCE_TYPE enumeration.

Constants

`UserNotPresent`

Defines the UserNotPresent constant.

`UserPresent`

Defines the UserPresent constant.

`UserUnknown`

Defines the UserUnknown constant.

POWER_USER_PRESENCE_TYPE - NtDoc