| /* | |
| * GRUB -- GRand Unified Bootloader | |
| * Copyright (C) 1999,2000,2001,2002,2003,2004 Free Software Foundation, Inc. | |
| * | |
| * SPDX-License-Identifier: GPL-2.0+ | |
| */ | |
| /* | |
| * Copyright 2007 Sun Microsystems, Inc. All rights reserved. | |
| * Use is subject to license terms. | |
| */ | |
| #ifndef _SYS_DSL_DATASET_H | |
| #define _SYS_DSL_DATASET_H | |
| 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 */ |