The IOCTL_GNSS_LISTEN_BREADCRUMBING_ALERT control code is used to request alert information from GNSS_BREADCRUMBING_ALERT_DATA when the breadcrumbing buffer has reached a level at which OS read operations should be performed.
Pointer to the input buffer.
Input Buffer Length
Size of the input buffer.
Pointer to the output buffer.
Output Buffer Length
Size of the output buffer.
Irp->IoStatus.Status is set to STATUS_SUCCESS if the request is successful. Otherwise, Status to the appropriate error condition as a NTSTATUS code.
IOCTL_GNSS_LISTEN_BREADCRUMBING_ALERT is defined as follows in the gnssdriver.h header file:
#define IOCTL_GNSS_LISTEN_BREADCRUMBING_ALERT \ CTL_CODE( FILE_DEVICE_UNKNOWN, 0x072, METHOD_BUFFERED, FILE_ANY_ACCESS )
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