// wwan.h

typedef struct _WWAN_DEVICE_SERVICE_EVENT {
  GUID  DeviceServiceGuid;
  ULONG EventID;
  ULONG uDataSize;
} WWAN_DEVICE_SERVICE_EVENT, *PWWAN_DEVICE_SERVICE_EVENT;
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Windows Driver Kit DDI reference (ns-wwan-_wwan_device_service_event)

_WWAN_DEVICE_SERVICE_EVENT structure

Description

The WWAN_DEVICE_SERVICE_EVENT structure represents an unsolicited device service event.

Members

`DeviceServiceGuid`

The GUID of the device service that the event originated from.

`EventID`

The ID for the event.

`uDataSize`

The size, in bytes, of the device service event data that follows the structure instance in memory. This value should not exceed the value of the uMaxCommandDataSize member of the WWAN_SUPPORTED_DEVICE_SERVICES structure.

WWAN_DEVICE_SERVICE_EVENT - NtDoc