NET_BUFFER_FIRST_MDL macro (ndis/nblaccessors.h)

NET_BUFFER_FIRST_MDL is a macro that NDIS drivers use to get the first MDL in a NET_BUFFER structure.

Syntax

#define NET_BUFFER_FIRST_MDL(_NB) ((_NB)->MdlChain)

Parameters

_NB

A pointer to a NET_BUFFER structure.

Return value

NET_BUFFER_FIRST_MDL returns a pointer to the first MDL in a linked list of MDLs that is associated with the indicated NET_BUFFER structure.

Remarks

NET_BUFFER_FIRST_MDL gets the return value from the MdlChain member of the NET_BUFFER structure.

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