// gnssdriver.h

typedef struct {
  ULONG                   Size;
  ULONG                   Version;
  GNSS_DRIVERCOMMAND_TYPE CommandType;
  ULONG                   Reserved;
  ULONG                   CommandDataSize;
  BYTE                    Unused[512];
  BYTE                    CommandData[ANYSIZE_ARRAY];
} GNSS_DRIVERCOMMAND_PARAM, *PGNSS_DRIVERCOMMAND_PARAM;
View the official Windows Driver Kit DDI reference

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Windows Driver Kit DDI reference (ns-gnssdriver-gnss_drivercommand_param)

Description

The GNSS_DRIVERCOMMAND_PARAM structure is used to send a command to the GNSS driver.

The command may involve configuring certain parameters and state variables of the underlying GNSS driver or device, or executing certain defined actions through the driver.

Members

`Size`

Structure size.

`Version`

Version number.

`CommandType`

Identifies the specific command that the driver is required to execute.

This is a well-defined list of GNSS driver commands, as defined by the GNSS_DRIVERCOMMAND_TYPE enumeration.

`Reserved`

Reserved for future use.

`CommandDataSize`

Size of the configuration data being sent to the driver.

`Unused`

Padding buffer reserved for future use.

`CommandData`

Data associated with the specific command type.

The driver must cast this buffer to the appropriate data type depending on the specific command.

View the official Windows Driver Kit DDI reference

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