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FN_VMB_CHANNEL_SIZEOF_PACKET callback function (vmbuskernelmodeclientlibapi.h)

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The VmbChannelSizeofPacket function calculates the necessary size for buffers to be used with the VmbPacketInitialize function.

Syntax

FN_VMB_CHANNEL_SIZEOF_PACKET FnVmbChannelSizeofPacket;

UINT32 FnVmbChannelSizeofPacket(
  VMBCHANNEL Channel
)
{...}

Parameters

Channel

A handle for a channel.

Return value

The necessary buffer size, in bytes.

Remarks

Important

This function is called through the VMBus Kernel Mode Client Library (KMCL) interface, provided by the Vmbkmcl.sys bus driver. This is a client function accessed from the KMCL_CLIENT_INTERFACE_V1 structure.

For more information, see the Remarks section of the KMCL_CLIENT_INTERFACE_V1.

Requirements

Requirement Value
Minimum supported client Windows 10, version 1803
Header vmbuskernelmodeclientlibapi.h

See also

VmbPacketInitialize