LXR uboot/include/zfs/dmu.h

   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 */
  22typedef 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
  83typedef 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