2 * GRUB -- GRand Unified Bootloader
3 * Copyright (C) 1999,2000,2001,2002,2003,2004 Free Software Foundation, Inc.
5 * GRUB is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 3 of the License, or
8 * (at your option) any later version.
10 * GRUB is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with GRUB. If not, see <http://www.gnu.org/licenses/>.
19 * Copyright 2010 Sun Microsystems, Inc. All rights reserved.
20 * Use is subject to license terms.
28 #define DMU_OT_NEWTYPE 0x80
29 #define DMU_OT_METADATA 0x40
30 #define DMU_OT_BYTESWAP_MASK 0x3f
32 #define DMU_OT(byteswap, metadata) \
34 ((metadata) ? DMU_OT_METADATA : 0) | \
35 ((byteswap) & DMU_OT_BYTESWAP_MASK))
37 #define DMU_OT_IS_VALID(ot) (((ot) & DMU_OT_NEWTYPE) ? \
38 ((ot) & DMU_OT_BYTESWAP_MASK) < DMU_BSWAP_NUMFUNCS : \
39 (ot) < DMU_OT_NUMTYPES)
41 #define DMU_OT_IS_METADATA(ot) (((ot) & DMU_OT_NEWTYPE) ? \
42 ((ot) & DMU_OT_METADATA) : \
43 dmu_ot[(ot)].ot_metadata)
45 typedef enum dmu_object_byteswap
{
57 } dmu_object_byteswap_t
;
60 * This file describes the interface that the DMU provides for its
63 * The DMU also interacts with the SPA. That interface is described in
66 typedef enum dmu_object_type
{
69 DMU_OT_OBJECT_DIRECTORY
, /* ZAP */
70 DMU_OT_OBJECT_ARRAY
, /* UINT64 */
71 DMU_OT_PACKED_NVLIST
, /* UINT8 (XDR by nvlist_pack/unpack) */
72 DMU_OT_PACKED_NVLIST_SIZE
, /* UINT64 */
73 DMU_OT_BPLIST
, /* UINT64 */
74 DMU_OT_BPLIST_HDR
, /* UINT64 */
76 DMU_OT_SPACE_MAP_HEADER
, /* UINT64 */
77 DMU_OT_SPACE_MAP
, /* UINT64 */
79 DMU_OT_INTENT_LOG
, /* UINT64 */
81 DMU_OT_DNODE
, /* DNODE */
82 DMU_OT_OBJSET
, /* OBJSET */
84 DMU_OT_DSL_DIR
, /* UINT64 */
85 DMU_OT_DSL_DIR_CHILD_MAP
, /* ZAP */
86 DMU_OT_DSL_DS_SNAP_MAP
, /* ZAP */
87 DMU_OT_DSL_PROPS
, /* ZAP */
88 DMU_OT_DSL_DATASET
, /* UINT64 */
90 DMU_OT_ZNODE
, /* ZNODE */
91 DMU_OT_OLDACL
, /* OLD ACL */
92 DMU_OT_PLAIN_FILE_CONTENTS
, /* UINT8 */
93 DMU_OT_DIRECTORY_CONTENTS
, /* ZAP */
94 DMU_OT_MASTER_NODE
, /* ZAP */
95 DMU_OT_UNLINKED_SET
, /* ZAP */
97 DMU_OT_ZVOL
, /* UINT8 */
98 DMU_OT_ZVOL_PROP
, /* ZAP */
99 /* other; for testing only! */
100 DMU_OT_PLAIN_OTHER
, /* UINT8 */
101 DMU_OT_UINT64_OTHER
, /* UINT64 */
102 DMU_OT_ZAP_OTHER
, /* ZAP */
103 /* new object types: */
104 DMU_OT_ERROR_LOG
, /* ZAP */
105 DMU_OT_SPA_HISTORY
, /* UINT8 */
106 DMU_OT_SPA_HISTORY_OFFSETS
, /* spa_his_phys_t */
107 DMU_OT_POOL_PROPS
, /* ZAP */
108 DMU_OT_DSL_PERMS
, /* ZAP */
109 DMU_OT_ACL
, /* ACL */
110 DMU_OT_SYSACL
, /* SYSACL */
111 DMU_OT_FUID
, /* FUID table (Packed NVLIST UINT8) */
112 DMU_OT_FUID_SIZE
, /* FUID table size UINT64 */
113 DMU_OT_NEXT_CLONES
, /* ZAP */
114 DMU_OT_SCRUB_QUEUE
, /* ZAP */
115 DMU_OT_USERGROUP_USED
, /* ZAP */
116 DMU_OT_USERGROUP_QUOTA
, /* ZAP */
117 DMU_OT_USERREFS
, /* ZAP */
118 DMU_OT_DDT_ZAP
, /* ZAP */
119 DMU_OT_DDT_STATS
, /* ZAP */
120 DMU_OT_SA
, /* System attr */
121 DMU_OT_SA_MASTER_NODE
, /* ZAP */
122 DMU_OT_SA_ATTR_REGISTRATION
, /* ZAP */
123 DMU_OT_SA_ATTR_LAYOUTS
, /* ZAP */
124 DMU_OT_DSL_KEYCHAIN
= 54,
126 DMU_OTN_UINT8_DATA
= DMU_OT(DMU_BSWAP_UINT8
, B_FALSE
),
127 DMU_OTN_UINT8_METADATA
= DMU_OT(DMU_BSWAP_UINT8
, B_TRUE
),
128 DMU_OTN_UINT16_DATA
= DMU_OT(DMU_BSWAP_UINT16
, B_FALSE
),
129 DMU_OTN_UINT16_METADATA
= DMU_OT(DMU_BSWAP_UINT16
, B_TRUE
),
130 DMU_OTN_UINT32_DATA
= DMU_OT(DMU_BSWAP_UINT32
, B_FALSE
),
131 DMU_OTN_UINT32_METADATA
= DMU_OT(DMU_BSWAP_UINT32
, B_TRUE
),
132 DMU_OTN_UINT64_DATA
= DMU_OT(DMU_BSWAP_UINT64
, B_FALSE
),
133 DMU_OTN_UINT64_METADATA
= DMU_OT(DMU_BSWAP_UINT64
, B_TRUE
),
134 DMU_OTN_ZAP_DATA
= DMU_OT(DMU_BSWAP_ZAP
, B_FALSE
),
135 DMU_OTN_ZAP_METADATA
= DMU_OT(DMU_BSWAP_ZAP
, B_TRUE
),
138 typedef enum dmu_objset_type
{
143 DMU_OST_OTHER
, /* For testing only! */
144 DMU_OST_ANY
, /* Be careful! */
149 * The names of zap entries in the DIRECTORY_OBJECT of the MOS.
151 #define DMU_POOL_DIRECTORY_OBJECT 1
152 #define DMU_POOL_CONFIG "config"
153 #define DMU_POOL_ROOT_DATASET "root_dataset"
154 #define DMU_POOL_SYNC_BPLIST "sync_bplist"
155 #define DMU_POOL_ERRLOG_SCRUB "errlog_scrub"
156 #define DMU_POOL_ERRLOG_LAST "errlog_last"
157 #define DMU_POOL_SPARES "spares"
158 #define DMU_POOL_DEFLATE "deflate"
159 #define DMU_POOL_HISTORY "history"
160 #define DMU_POOL_PROPS "pool_props"
161 #define DMU_POOL_L2CACHE "l2cache"
162 #define DMU_POOL_FEATURES_FOR_READ "features_for_read"
164 #endif /* _SYS_DMU_H */