// bdatypes.h
typedef struct _BDA_PID_UNMAP {
ULONG ulcPIDs;
ULONG aulPIDs[MIN_DIMENSION];
} BDA_PID_UNMAP, *PBDA_PID_UNMAP;
View the official Windows Driver Kit DDI referenceNo description available.
The BDA_PID_UNMAP structure describes packet types to stop filtering from the input stream of a packet identifier (PID) filter. These packet types are identified with PIDs.
ulcPIDsNumber of PIDs in the aulPIDs array.
aulPIDsArray of PIDs that identify packets to unmap from the output of a PID filter.