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      1 /*
      2  * CDDL HEADER START
      3  *
      4  * The contents of this file are subject to the terms of the
      5  * Common Development and Distribution License (the "License").
      6  * You may not use this file except in compliance with the License.
      7  *
      8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
      9  * or http://www.opensolaris.org/os/licensing.
     10  * See the License for the specific language governing permissions
     11  * and limitations under the License.
     12  *
     13  * When distributing Covered Code, include this CDDL HEADER in each
     14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
     15  * If applicable, add the following below this CDDL HEADER, with the
     16  * fields enclosed by brackets "[]" replaced with your own identifying
     17  * information: Portions Copyright [yyyy] [name of copyright owner]
     18  *
     19  * CDDL HEADER END
     20  */
     21 /*
     22  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
     23  * Use is subject to license terms.
     24  */
     25 
     26 %#include <nfs/nfs4.h>
     27 %#include <nfs/mds_odl.h>
     28 %#include <nfs/ds_filehandle.h>
     29 
     30 
     31 const MAX_MDS_SID = 16;
     32 
     33 struct odl_t {
     34 	uint32_t	start_idx;
     35 	uint32_t	unit_size;
     36 	uint64_t        offset;
     37 	uint64_t        length;
     38 	mds_sid         sid<MAX_MDS_SID>;
     39 };
     40 
     41 enum odl_layout_type {
     42 	PNFS = 0,
     43 	LUSTRE = 1
     44 };
     45 
     46 enum odl_pnfs_lo_vers {
     47      VERS_1 = 1
     48 };
     49 
     50 union odl_lo switch (odl_pnfs_lo_vers odl_vers) {
     51 case VERS_1:
     52 	odl_t odl_content<>;
     53 default:
     54 	void;
     55 };
     56 
     57 union odl switch (odl_layout_type odl_type) {
     58 case PNFS:
     59 	odl_lo	odl_pnfs;
     60 default:
     61 	void;
     62 };
     63 
     64