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* GRUB -- GRand Unified Bootloader
* Copyright (C) 1999,2000,2001,2002,2003,2004 Free Software Foundation, Inc.
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
typedef struct dsl_dataset_phys {
uint64_t ds_dir_obj;
uint64_t ds_prev_snap_obj;
uint64_t ds_prev_snap_txg;
uint64_t ds_next_snap_obj;
uint64_t ds_snapnames_zapobj; /* zap obj of snaps; ==0 for snaps */
uint64_t ds_num_children; /* clone/snap children; ==0 for head */
uint64_t ds_creation_time; /* seconds since 1970 */
uint64_t ds_creation_txg;
uint64_t ds_deadlist_obj;
uint64_t ds_used_bytes;
uint64_t ds_compressed_bytes;
uint64_t ds_uncompressed_bytes;
uint64_t ds_unique_bytes; /* only relevant to snapshots */
* The ds_fsid_guid is a 56-bit ID that can change to avoid
* collisions. The ds_guid is a 64-bit ID that will never
* change, so there is a small probability that it will collide.
uint64_t ds_fsid_guid;
uint64_t ds_guid;
uint64_t ds_flags;
blkptr_t ds_bp;
uint64_t ds_pad[8]; /* pad out to 320 bytes for good measure */
} dsl_dataset_phys_t;
#endif /* _SYS_DSL_DATASET_H */