FN_VMB_CLIENT_CHANNEL_INIT_SET_TARGET_PNP callback function (vmbuskernelmodeclientlibapi.h)

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The VmbClientChannelInitSetTargetPnp function sets a client channel's target by interface type and instance IDs. If this function is called, Kernel Mode Client Library (KMCL) uses PnP to find the VMBus Physical Device Object (PDO) that corresponds to the provided interface.

Syntax

FN_VMB_CLIENT_CHANNEL_INIT_SET_TARGET_PNP FnVmbClientChannelInitSetTargetPnp;

NTSTATUS FnVmbClientChannelInitSetTargetPnp(
  VMBCHANNEL Channel,
  LPCGUID InterfaceType,
  LPCGUID InterfaceInstance,
  PFN_VMB_CHANNEL_PNP_FAILURE PnpFailureCallback
)
{...}

Parameters

Channel

A pointer to a channel.

InterfaceType

A pointer to the interface type GUID. This GUID identifies the type of channel and the protocol that is used with the channel.

InterfaceInstance

A pointer to the instance type GUID. This is a specific instance of the service. If not provided, any instance with the provided type is accepted.

PnpFailureCallback

A pointer to an event callback to call if the device asynchronously fails to connect even though the PnP device was located.

Return value

VmbClientChannelInitSetTargetPnp returns the following values:

Remarks

If you have two paravirtual network interfaces, they will have the same InterfaceType but different InterfaceInstance values.

Requirements