KsGetBusEnumIdentifier - NtDoc
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// swenum.h
KSDDKAPI NTSTATUS KsGetBusEnumIdentifier(
[in, out] PIRP Irp
);
View the official Windows Driver Kit DDI referenceNo description available.
This function is intended for internal use only.
The KsGetBusEnumIdentifier function retrieves the software bus enumerator identifier for the bus device associated with the given IRP.
Irp [in, out]Pointer to the IRP that specifies the address and size of the user output buffer to receive the requested bus enumerator identifier.
Returns STATUS_SUCCESS if the bus enumerator identifier was retrieved successfully. Otherwise, it returns one of the following values:
| Return code | Description |
|---|---|
| STATUS_INVALID_PARAMETER | The specified device is not valid |
| STATUS_BUFFER_TOO_SMALL | The specified buffer was not large enough |
| STATUS_BUFFER_OVERFLOW | No buffer was specified (the required buffer size is returned in the Irp). |