// kcom.h

COMDDKAPI NTSTATUS KoCreateInstance(
  [in]           REFCLSID ClassId,
  [in, optional] IUnknown *UnkOuter,
  [in]           ULONG    ClsContext,
  [in]           REFIID   InterfaceId,
  [out]          PVOID    *Interface
);
View the official Windows Driver Kit DDI reference

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Windows Driver Kit DDI reference (nf-kcom-kocreateinstance)

KoCreateInstance function

Description

This function is intended for internal use only.

The KoCreateInstance function creates an object of the class with the specified CLSID.

Parameters

`ClassId` [in]

The CLSID of the object to create an instance of.

`UnkOuter` [in, optional]

The outer unknown object to pass to the new instance.

`ClsContext` [in]

The context in which to create the instance. This must be CLSCTX_KERNEL_SERVER.

`InterfaceId` [in]

Reference to the identifier of the interface that will communicate with the object.

`Interface` [out]

Address of the pointer variable that receives the new interface pointer specified in InterfaceId.

Return value

Returns STATUS_SUCCESS if the instance was successfully created. Otherwise, it returns an error.

View the official Windows Driver Kit DDI reference