static NTSTATUS CdfsCreateFile	(	PDEVICE_OBJECT	DeviceObject,
		PIRP	Irp
	)		`[static]`
Definition at line 198 of file create.c.
Referenced by CdfsCreate().
{
    PDEVICE_EXTENSION DeviceExt;
    PIO_STACK_LOCATION Stack;
    PFILE_OBJECT FileObject;
    ULONG RequestedDisposition;
    ULONG RequestedOptions;
    PFCB Fcb;
    NTSTATUS Status;

    DPRINT("CdfsCreateFile() called\n");

    DeviceExt = DeviceObject->DeviceExtension;
    ASSERT(DeviceExt);
    Stack = IoGetCurrentIrpStackLocation (Irp);
    ASSERT(Stack);

    RequestedDisposition = ((Stack->Parameters.Create.Options >> 24) & 0xff);
    RequestedOptions = Stack->Parameters.Create.Options & FILE_VALID_OPTION_FLAGS;
    DPRINT("RequestedDisposition %x, RequestedOptions %x\n",
        RequestedDisposition, RequestedOptions);

    FileObject = Stack->FileObject;

    if (RequestedDisposition == FILE_CREATE ||
        RequestedDisposition == FILE_OVERWRITE_IF ||
        RequestedDisposition == FILE_SUPERSEDE)
    {
        return STATUS_ACCESS_DENIED;
    }

    Status = CdfsOpenFile(DeviceExt,
        FileObject,
        &FileObject->FileName);
    if (NT_SUCCESS(Status))
    {
        Fcb = FileObject->FsContext;

        /* Check whether the file has the requested attributes */
        if (RequestedOptions & FILE_NON_DIRECTORY_FILE && CdfsFCBIsDirectory(Fcb))
        {
            CdfsCloseFile (DeviceExt, FileObject);
            return STATUS_FILE_IS_A_DIRECTORY;
        }

        if (RequestedOptions & FILE_DIRECTORY_FILE && !CdfsFCBIsDirectory(Fcb))
        {
            CdfsCloseFile (DeviceExt, FileObject);
            return STATUS_NOT_A_DIRECTORY;
        }
    }

    /*
    * If the directory containing the file to open doesn't exist then
    * fail immediately
    */
    Irp->IoStatus.Information = (NT_SUCCESS(Status)) ? FILE_OPENED : 0;
    Irp->IoStatus.Status = Status;

    return Status;
}
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