2012-07-19 20:48:25 +00:00
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/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 1999,2000,2001,2002,2003,2004 Free Software Foundation, Inc.
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*
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2013-07-08 07:37:19 +00:00
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* SPDX-License-Identifier: GPL-2.0+
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2012-07-19 20:48:25 +00:00
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*/
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/*
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* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
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* Use is subject to license terms.
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*/
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#ifndef _SYS_DSL_DATASET_H
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#define _SYS_DSL_DATASET_H
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typedef struct dsl_dataset_phys {
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uint64_t ds_dir_obj;
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uint64_t ds_prev_snap_obj;
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uint64_t ds_prev_snap_txg;
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uint64_t ds_next_snap_obj;
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uint64_t ds_snapnames_zapobj; /* zap obj of snaps; ==0 for snaps */
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uint64_t ds_num_children; /* clone/snap children; ==0 for head */
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uint64_t ds_creation_time; /* seconds since 1970 */
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uint64_t ds_creation_txg;
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uint64_t ds_deadlist_obj;
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uint64_t ds_used_bytes;
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uint64_t ds_compressed_bytes;
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uint64_t ds_uncompressed_bytes;
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uint64_t ds_unique_bytes; /* only relevant to snapshots */
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/*
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* The ds_fsid_guid is a 56-bit ID that can change to avoid
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* collisions. The ds_guid is a 64-bit ID that will never
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* change, so there is a small probability that it will collide.
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*/
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uint64_t ds_fsid_guid;
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uint64_t ds_guid;
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uint64_t ds_flags;
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blkptr_t ds_bp;
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uint64_t ds_pad[8]; /* pad out to 320 bytes for good measure */
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} dsl_dataset_phys_t;
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#endif /* _SYS_DSL_DATASET_H */
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