NET_BUFFER_DATA_OFFSET - NtDoc
Native API online documentation, based on the System Informer
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headers
// nblaccessors.h
#define NET_BUFFER_DATA_OFFSET(_NB) ((_NB)->DataOffset)
View the official Windows Driver Kit DDI referenceNo description available.
NET_BUFFER_DATA_OFFSET is a macro that NDIS drivers use to get the current offset from the beginning of the data space to the start of the used data space in a NET_BUFFER structure.
#define NET_BUFFER_DATA_OFFSET(_NB) ((_NB)->DataOffset)
_NBA pointer to a NET_BUFFER structure.
NET_BUFFER_DATA_OFFSET returns the offset, in bytes, from the beginning of the data space to the start of the used data space of the indicated NET_BUFFER structure. This value also represents the size of the unused data space (available backfill).
NET_BUFFER_DATA_OFFSET gets the return value from the DataOffset member of the NET_BUFFER structure.