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 |