NTSTATUS NTAPI NpfsQueryInformation	(	PDEVICE_OBJECT	DeviceObject,
		PIRP	Irp
	)
Definition at line 211 of file finfo.c.
{
    PIO_STACK_LOCATION IoStack;
    FILE_INFORMATION_CLASS FileInformationClass;
    PFILE_OBJECT FileObject;
    //PNPFS_VCB Vcb;
    PNPFS_FCB Fcb;
    PNPFS_CCB Ccb;
    PVOID SystemBuffer;
    ULONG BufferLength;
    NTSTATUS Status;

    DPRINT("NpfsQueryInformation(DeviceObject %p Irp %p)\n", DeviceObject, Irp);

    IoStack = IoGetCurrentIrpStackLocation (Irp);
    FileInformationClass = IoStack->Parameters.QueryFile.FileInformationClass;
    //Vcb = (PNPFS_VCB)DeviceObject->DeviceExtension;
    FileObject = IoStack->FileObject;
    Ccb = (PNPFS_CCB)FileObject->FsContext2;
    Fcb = Ccb->Fcb;

    SystemBuffer = Irp->AssociatedIrp.SystemBuffer;
    BufferLength = IoStack->Parameters.QueryFile.Length;

    DPRINT("Pipe name: %wZ\n", &Fcb->PipeName);
    DPRINT("FileInformationClass %d\n", FileInformationClass);
    DPRINT("SystemBuffer %p\n", SystemBuffer);
    DPRINT("BufferLength %lu\n", BufferLength);

    switch (FileInformationClass)
    {
    case FilePipeInformation:
        Status = NpfsQueryPipeInformation(DeviceObject,
            Ccb,
            SystemBuffer,
            &BufferLength);
        break;

    case FilePipeLocalInformation:
        Status = NpfsQueryLocalPipeInformation(DeviceObject,
            Ccb,
            SystemBuffer,
            &BufferLength);
        break;

    case FilePipeRemoteInformation:
        Status = NpfsQueryPipeRemoteInformation(DeviceObject,
            Ccb,
            SystemBuffer,
            &BufferLength);
        break;

    default:
        Status = STATUS_NOT_SUPPORTED;
        BufferLength = 0;
    }

    Irp->IoStatus.Status = Status;
    Irp->IoStatus.Information = BufferLength;

    IoCompleteRequest (Irp, IO_NO_INCREMENT);

    return Status;
}
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