1 /* 2 * GRUB -- GRand Unified Bootloader 3 * Copyright (C) 1999,2000,2001,2002,2003,2004 Free Software Foundation, Inc. 4 * 5 * SPDX-License-Identifier: GPL-2.0+ 6 */ 7 /* 8 * Copyright 2010 Sun Microsystems, Inc. All rights reserved. 9 * Use is subject to license terms. 10 */ 11 12 #ifndef _SYS_DMU_H 13 #define _SYS_DMU_H 14 15 /* 16 * This file describes the interface that the DMU provides for its 17 * consumers. 18 * 19 * The DMU also interacts with the SPA. That interface is described in 20 * dmu_spa.h. 21 */ 22 typedef enum dmu_object_type { 23 DMU_OT_NONE, 24 /* general: */ 25 DMU_OT_OBJECT_DIRECTORY, /* ZAP */ 26 DMU_OT_OBJECT_ARRAY, /* UINT64 */ 27 DMU_OT_PACKED_NVLIST, /* UINT8 (XDR by nvlist_pack/unpack) */ 28 DMU_OT_PACKED_NVLIST_SIZE, /* UINT64 */ 29 DMU_OT_BPLIST, /* UINT64 */ 30 DMU_OT_BPLIST_HDR, /* UINT64 */ 31 /* spa: */ 32 DMU_OT_SPACE_MAP_HEADER, /* UINT64 */ 33 DMU_OT_SPACE_MAP, /* UINT64 */ 34 /* zil: */ 35 DMU_OT_INTENT_LOG, /* UINT64 */ 36 /* dmu: */ 37 DMU_OT_DNODE, /* DNODE */ 38 DMU_OT_OBJSET, /* OBJSET */ 39 /* dsl: */ 40 DMU_OT_DSL_DIR, /* UINT64 */ 41 DMU_OT_DSL_DIR_CHILD_MAP, /* ZAP */ 42 DMU_OT_DSL_DS_SNAP_MAP, /* ZAP */ 43 DMU_OT_DSL_PROPS, /* ZAP */ 44 DMU_OT_DSL_DATASET, /* UINT64 */ 45 /* zpl: */ 46 DMU_OT_ZNODE, /* ZNODE */ 47 DMU_OT_OLDACL, /* OLD ACL */ 48 DMU_OT_PLAIN_FILE_CONTENTS, /* UINT8 */ 49 DMU_OT_DIRECTORY_CONTENTS, /* ZAP */ 50 DMU_OT_MASTER_NODE, /* ZAP */ 51 DMU_OT_UNLINKED_SET, /* ZAP */ 52 /* zvol: */ 53 DMU_OT_ZVOL, /* UINT8 */ 54 DMU_OT_ZVOL_PROP, /* ZAP */ 55 /* other; for testing only! */ 56 DMU_OT_PLAIN_OTHER, /* UINT8 */ 57 DMU_OT_UINT64_OTHER, /* UINT64 */ 58 DMU_OT_ZAP_OTHER, /* ZAP */ 59 /* new object types: */ 60 DMU_OT_ERROR_LOG, /* ZAP */ 61 DMU_OT_SPA_HISTORY, /* UINT8 */ 62 DMU_OT_SPA_HISTORY_OFFSETS, /* spa_his_phys_t */ 63 DMU_OT_POOL_PROPS, /* ZAP */ 64 DMU_OT_DSL_PERMS, /* ZAP */ 65 DMU_OT_ACL, /* ACL */ 66 DMU_OT_SYSACL, /* SYSACL */ 67 DMU_OT_FUID, /* FUID table (Packed NVLIST UINT8) */ 68 DMU_OT_FUID_SIZE, /* FUID table size UINT64 */ 69 DMU_OT_NEXT_CLONES, /* ZAP */ 70 DMU_OT_SCRUB_QUEUE, /* ZAP */ 71 DMU_OT_USERGROUP_USED, /* ZAP */ 72 DMU_OT_USERGROUP_QUOTA, /* ZAP */ 73 DMU_OT_USERREFS, /* ZAP */ 74 DMU_OT_DDT_ZAP, /* ZAP */ 75 DMU_OT_DDT_STATS, /* ZAP */ 76 DMU_OT_SA, /* System attr */ 77 DMU_OT_SA_MASTER_NODE, /* ZAP */ 78 DMU_OT_SA_ATTR_REGISTRATION, /* ZAP */ 79 DMU_OT_SA_ATTR_LAYOUTS, /* ZAP */ 80 DMU_OT_NUMTYPES 81 } dmu_object_type_t; 82 83 typedef enum dmu_objset_type { 84 DMU_OST_NONE, 85 DMU_OST_META, 86 DMU_OST_ZFS, 87 DMU_OST_ZVOL, 88 DMU_OST_OTHER, /* For testing only! */ 89 DMU_OST_ANY, /* Be careful! */ 90 DMU_OST_NUMTYPES 91 } dmu_objset_type_t; 92 93 /* 94 * The names of zap entries in the DIRECTORY_OBJECT of the MOS. 95 */ 96 #define DMU_POOL_DIRECTORY_OBJECT 1 97 #define DMU_POOL_CONFIG "config" 98 #define DMU_POOL_ROOT_DATASET "root_dataset" 99 #define DMU_POOL_SYNC_BPLIST "sync_bplist" 100 #define DMU_POOL_ERRLOG_SCRUB "errlog_scrub" 101 #define DMU_POOL_ERRLOG_LAST "errlog_last" 102 #define DMU_POOL_SPARES "spares" 103 #define DMU_POOL_DEFLATE "deflate" 104 #define DMU_POOL_HISTORY "history" 105 #define DMU_POOL_PROPS "pool_props" 106 #define DMU_POOL_L2CACHE "l2cache" 107 108 #endif /* _SYS_DMU_H */ 109