NET_BUFFER_CHECKSUM_BIAS macro (ndis/nblaccessors.h)

NET_BUFFER_CHECKSUM_BIAS is a macro that NDIS drivers use to get the ChecksumBias member of a NET_BUFFER structure.

Syntax

#define NET_BUFFER_CHECKSUM_BIAS(_NB) ((_NB)->ChecksumBias)

Parameters

_NB

A pointer to a NET_BUFFER structure.

Return value

NET_BUFFER_CHECKSUM_BIAS returns the value of the ChecksumBias member of the indicated NET_BUFFER structure.

Remarks

The return value specifies the number of bytes of data to skip over at the beginning of the data buffer when computing a checksum. This value is used by the TCP/IP protocol.

Requirements

Requirement Value
Minimum supported client Supported in NDIS 6.0 and later.
Target Platform Universal
Header ndis/nblaccessors.h (include ndis.h)

See also

NET_BUFFER