Move the world out of /zfs/ and seperate out module build tree

module/zcommon/include/sys/fm/fs/zfs.h

@@ -0,0 +1,84 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+/*
+ * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#ifndef	_SYS_FM_FS_ZFS_H
+#define	_SYS_FM_FS_ZFS_H
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+#ifdef	__cplusplus
+extern "C" {
+#endif
+
+#define	ZFS_ERROR_CLASS				"fs.zfs"
+
+#define	FM_EREPORT_ZFS_CHECKSUM			"checksum"
+#define	FM_EREPORT_ZFS_IO			"io"
+#define	FM_EREPORT_ZFS_DATA			"data"
+#define	FM_EREPORT_ZFS_POOL			"zpool"
+#define	FM_EREPORT_ZFS_DEVICE_UNKNOWN		"vdev.unknown"
+#define	FM_EREPORT_ZFS_DEVICE_OPEN_FAILED	"vdev.open_failed"
+#define	FM_EREPORT_ZFS_DEVICE_CORRUPT_DATA	"vdev.corrupt_data"
+#define	FM_EREPORT_ZFS_DEVICE_NO_REPLICAS	"vdev.no_replicas"
+#define	FM_EREPORT_ZFS_DEVICE_BAD_GUID_SUM	"vdev.bad_guid_sum"
+#define	FM_EREPORT_ZFS_DEVICE_TOO_SMALL		"vdev.too_small"
+#define	FM_EREPORT_ZFS_DEVICE_BAD_LABEL		"vdev.bad_label"
+#define	FM_EREPORT_ZFS_IO_FAILURE		"io_failure"
+#define	FM_EREPORT_ZFS_PROBE_FAILURE		"probe_failure"
+#define	FM_EREPORT_ZFS_LOG_REPLAY		"log_replay"
+
+#define	FM_EREPORT_PAYLOAD_ZFS_POOL		"pool"
+#define	FM_EREPORT_PAYLOAD_ZFS_POOL_FAILMODE	"pool_failmode"
+#define	FM_EREPORT_PAYLOAD_ZFS_POOL_GUID	"pool_guid"
+#define	FM_EREPORT_PAYLOAD_ZFS_POOL_CONTEXT	"pool_context"
+#define	FM_EREPORT_PAYLOAD_ZFS_VDEV_GUID	"vdev_guid"
+#define	FM_EREPORT_PAYLOAD_ZFS_VDEV_TYPE	"vdev_type"
+#define	FM_EREPORT_PAYLOAD_ZFS_VDEV_PATH	"vdev_path"
+#define	FM_EREPORT_PAYLOAD_ZFS_VDEV_DEVID	"vdev_devid"
+#define	FM_EREPORT_PAYLOAD_ZFS_PARENT_GUID	"parent_guid"
+#define	FM_EREPORT_PAYLOAD_ZFS_PARENT_TYPE	"parent_type"
+#define	FM_EREPORT_PAYLOAD_ZFS_PARENT_PATH	"parent_path"
+#define	FM_EREPORT_PAYLOAD_ZFS_PARENT_DEVID	"parent_devid"
+#define	FM_EREPORT_PAYLOAD_ZFS_ZIO_OBJSET	"zio_objset"
+#define	FM_EREPORT_PAYLOAD_ZFS_ZIO_OBJECT	"zio_object"
+#define	FM_EREPORT_PAYLOAD_ZFS_ZIO_LEVEL	"zio_level"
+#define	FM_EREPORT_PAYLOAD_ZFS_ZIO_BLKID	"zio_blkid"
+#define	FM_EREPORT_PAYLOAD_ZFS_ZIO_ERR		"zio_err"
+#define	FM_EREPORT_PAYLOAD_ZFS_ZIO_OFFSET	"zio_offset"
+#define	FM_EREPORT_PAYLOAD_ZFS_ZIO_SIZE		"zio_size"
+#define	FM_EREPORT_PAYLOAD_ZFS_PREV_STATE	"prev_state"
+
+#define	FM_EREPORT_FAILMODE_WAIT		"wait"
+#define	FM_EREPORT_FAILMODE_CONTINUE		"continue"
+#define	FM_EREPORT_FAILMODE_PANIC		"panic"
+
+#define	FM_RESOURCE_REMOVED			"removed"
+#define	FM_RESOURCE_AUTOREPLACE			"autoreplace"
+
+#ifdef	__cplusplus
+}
+#endif
+
+#endif	/* _SYS_FM_FS_ZFS_H */

module/zcommon/include/sys/fs/zfs.h

@@ -0,0 +1,683 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+/*
+ * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#ifndef	_SYS_FS_ZFS_H
+#define	_SYS_FS_ZFS_H
+
+#ifdef	__cplusplus
+extern "C" {
+#endif
+
+/*
+ * Types and constants shared between userland and the kernel.
+ */
+
+/*
+ * Each dataset can be one of the following types.  These constants can be
+ * combined into masks that can be passed to various functions.
+ */
+typedef enum {
+	ZFS_TYPE_FILESYSTEM	= 0x1,
+	ZFS_TYPE_SNAPSHOT	= 0x2,
+	ZFS_TYPE_VOLUME		= 0x4,
+	ZFS_TYPE_POOL		= 0x8
+} zfs_type_t;
+
+#define	ZFS_TYPE_DATASET	\
+	(ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME | ZFS_TYPE_SNAPSHOT)
+
+/*
+ * Dataset properties are identified by these constants and must be added to
+ * the end of this list to ensure that external consumers are not affected
+ * by the change. If you make any changes to this list, be sure to update
+ * the property table in usr/src/common/zfs/zfs_prop.c.
+ */
+typedef enum {
+	ZFS_PROP_TYPE,
+	ZFS_PROP_CREATION,
+	ZFS_PROP_USED,
+	ZFS_PROP_AVAILABLE,
+	ZFS_PROP_REFERENCED,
+	ZFS_PROP_COMPRESSRATIO,
+	ZFS_PROP_MOUNTED,
+	ZFS_PROP_ORIGIN,
+	ZFS_PROP_QUOTA,
+	ZFS_PROP_RESERVATION,
+	ZFS_PROP_VOLSIZE,
+	ZFS_PROP_VOLBLOCKSIZE,
+	ZFS_PROP_RECORDSIZE,
+	ZFS_PROP_MOUNTPOINT,
+	ZFS_PROP_SHARENFS,
+	ZFS_PROP_CHECKSUM,
+	ZFS_PROP_COMPRESSION,
+	ZFS_PROP_ATIME,
+	ZFS_PROP_DEVICES,
+	ZFS_PROP_EXEC,
+	ZFS_PROP_SETUID,
+	ZFS_PROP_READONLY,
+	ZFS_PROP_ZONED,
+	ZFS_PROP_SNAPDIR,
+	ZFS_PROP_ACLMODE,
+	ZFS_PROP_ACLINHERIT,
+	ZFS_PROP_CREATETXG,		/* not exposed to the user */
+	ZFS_PROP_NAME,			/* not exposed to the user */
+	ZFS_PROP_CANMOUNT,
+	ZFS_PROP_SHAREISCSI,
+	ZFS_PROP_ISCSIOPTIONS,		/* not exposed to the user */
+	ZFS_PROP_XATTR,
+	ZFS_PROP_NUMCLONES,		/* not exposed to the user */
+	ZFS_PROP_COPIES,
+	ZFS_PROP_VERSION,
+	ZFS_PROP_UTF8ONLY,
+	ZFS_PROP_NORMALIZE,
+	ZFS_PROP_CASE,
+	ZFS_PROP_VSCAN,
+	ZFS_PROP_NBMAND,
+	ZFS_PROP_SHARESMB,
+	ZFS_PROP_REFQUOTA,
+	ZFS_PROP_REFRESERVATION,
+	ZFS_PROP_GUID,
+	ZFS_PROP_PRIMARYCACHE,
+	ZFS_PROP_SECONDARYCACHE,
+	ZFS_PROP_USEDSNAP,
+	ZFS_PROP_USEDDS,
+	ZFS_PROP_USEDCHILD,
+	ZFS_PROP_USEDREFRESERV,
+	ZFS_NUM_PROPS
+} zfs_prop_t;
+
+/*
+ * Pool properties are identified by these constants and must be added to the
+ * end of this list to ensure that external consumers are not affected
+ * by the change. If you make any changes to this list, be sure to update
+ * the property table in usr/src/common/zfs/zpool_prop.c.
+ */
+typedef enum {
+	ZPOOL_PROP_NAME,
+	ZPOOL_PROP_SIZE,
+	ZPOOL_PROP_USED,
+	ZPOOL_PROP_AVAILABLE,
+	ZPOOL_PROP_CAPACITY,
+	ZPOOL_PROP_ALTROOT,
+	ZPOOL_PROP_HEALTH,
+	ZPOOL_PROP_GUID,
+	ZPOOL_PROP_VERSION,
+	ZPOOL_PROP_BOOTFS,
+	ZPOOL_PROP_DELEGATION,
+	ZPOOL_PROP_AUTOREPLACE,
+	ZPOOL_PROP_CACHEFILE,
+	ZPOOL_PROP_FAILUREMODE,
+	ZPOOL_PROP_LISTSNAPS,
+	ZPOOL_NUM_PROPS
+} zpool_prop_t;
+
+#define	ZPROP_CONT		-2
+#define	ZPROP_INVAL		-1
+
+#define	ZPROP_VALUE		"value"
+#define	ZPROP_SOURCE		"source"
+
+typedef enum {
+	ZPROP_SRC_NONE = 0x1,
+	ZPROP_SRC_DEFAULT = 0x2,
+	ZPROP_SRC_TEMPORARY = 0x4,
+	ZPROP_SRC_LOCAL = 0x8,
+	ZPROP_SRC_INHERITED = 0x10
+} zprop_source_t;
+
+#define	ZPROP_SRC_ALL	0x1f
+
+typedef int (*zprop_func)(int, void *);
+
+/*
+ * Properties to be set on the root file system of a new pool
+ * are stuffed into their own nvlist, which is then included in
+ * the properties nvlist with the pool properties.
+ */
+#define	ZPOOL_ROOTFS_PROPS	"root-props-nvl"
+
+/*
+ * Dataset property functions shared between libzfs and kernel.
+ */
+const char *zfs_prop_default_string(zfs_prop_t);
+uint64_t zfs_prop_default_numeric(zfs_prop_t);
+boolean_t zfs_prop_readonly(zfs_prop_t);
+boolean_t zfs_prop_inheritable(zfs_prop_t);
+boolean_t zfs_prop_setonce(zfs_prop_t);
+const char *zfs_prop_to_name(zfs_prop_t);
+zfs_prop_t zfs_name_to_prop(const char *);
+boolean_t zfs_prop_user(const char *);
+int zfs_prop_index_to_string(zfs_prop_t, uint64_t, const char **);
+int zfs_prop_string_to_index(zfs_prop_t, const char *, uint64_t *);
+boolean_t zfs_prop_valid_for_type(int, zfs_type_t);
+
+/*
+ * Pool property functions shared between libzfs and kernel.
+ */
+zpool_prop_t zpool_name_to_prop(const char *);
+const char *zpool_prop_to_name(zpool_prop_t);
+const char *zpool_prop_default_string(zpool_prop_t);
+uint64_t zpool_prop_default_numeric(zpool_prop_t);
+boolean_t zpool_prop_readonly(zpool_prop_t);
+int zpool_prop_index_to_string(zpool_prop_t, uint64_t, const char **);
+int zpool_prop_string_to_index(zpool_prop_t, const char *, uint64_t *);
+
+/*
+ * Definitions for the Delegation.
+ */
+typedef enum {
+	ZFS_DELEG_WHO_UNKNOWN = 0,
+	ZFS_DELEG_USER = 'u',
+	ZFS_DELEG_USER_SETS = 'U',
+	ZFS_DELEG_GROUP = 'g',
+	ZFS_DELEG_GROUP_SETS = 'G',
+	ZFS_DELEG_EVERYONE = 'e',
+	ZFS_DELEG_EVERYONE_SETS = 'E',
+	ZFS_DELEG_CREATE = 'c',
+	ZFS_DELEG_CREATE_SETS = 'C',
+	ZFS_DELEG_NAMED_SET = 's',
+	ZFS_DELEG_NAMED_SET_SETS = 'S'
+} zfs_deleg_who_type_t;
+
+typedef enum {
+	ZFS_DELEG_NONE = 0,
+	ZFS_DELEG_PERM_LOCAL = 1,
+	ZFS_DELEG_PERM_DESCENDENT = 2,
+	ZFS_DELEG_PERM_LOCALDESCENDENT = 3,
+	ZFS_DELEG_PERM_CREATE = 4
+} zfs_deleg_inherit_t;
+
+#define	ZFS_DELEG_PERM_UID	"uid"
+#define	ZFS_DELEG_PERM_GID	"gid"
+#define	ZFS_DELEG_PERM_GROUPS	"groups"
+
+typedef enum {
+	ZFS_CANMOUNT_OFF = 0,
+	ZFS_CANMOUNT_ON = 1,
+	ZFS_CANMOUNT_NOAUTO = 2
+} zfs_canmount_type_t;
+
+typedef enum zfs_share_op {
+	ZFS_SHARE_NFS = 0,
+	ZFS_UNSHARE_NFS = 1,
+	ZFS_SHARE_SMB = 2,
+	ZFS_UNSHARE_SMB = 3
+} zfs_share_op_t;
+
+typedef enum zfs_cache_type {
+	ZFS_CACHE_NONE = 0,
+	ZFS_CACHE_METADATA = 1,
+	ZFS_CACHE_ALL = 2
+} zfs_cache_type_t;
+
+
+/*
+ * On-disk version number.
+ */
+#define	SPA_VERSION_1			1ULL
+#define	SPA_VERSION_2			2ULL
+#define	SPA_VERSION_3			3ULL
+#define	SPA_VERSION_4			4ULL
+#define	SPA_VERSION_5			5ULL
+#define	SPA_VERSION_6			6ULL
+#define	SPA_VERSION_7			7ULL
+#define	SPA_VERSION_8			8ULL
+#define	SPA_VERSION_9			9ULL
+#define	SPA_VERSION_10			10ULL
+#define	SPA_VERSION_11			11ULL
+#define	SPA_VERSION_12			12ULL
+#define	SPA_VERSION_13			13ULL
+#define	SPA_VERSION_14			14ULL
+/*
+ * When bumping up SPA_VERSION, make sure GRUB ZFS understands the on-disk
+ * format change. Go to usr/src/grub/grub-0.95/stage2/{zfs-include/, fsys_zfs*},
+ * and do the appropriate changes.
+ */
+#define	SPA_VERSION			SPA_VERSION_14
+#define	SPA_VERSION_STRING		"14"
+
+/*
+ * Symbolic names for the changes that caused a SPA_VERSION switch.
+ * Used in the code when checking for presence or absence of a feature.
+ * Feel free to define multiple symbolic names for each version if there
+ * were multiple changes to on-disk structures during that version.
+ *
+ * NOTE: When checking the current SPA_VERSION in your code, be sure
+ *       to use spa_version() since it reports the version of the
+ *       last synced uberblock.  Checking the in-flight version can
+ *       be dangerous in some cases.
+ */
+#define	SPA_VERSION_INITIAL		SPA_VERSION_1
+#define	SPA_VERSION_DITTO_BLOCKS	SPA_VERSION_2
+#define	SPA_VERSION_SPARES		SPA_VERSION_3
+#define	SPA_VERSION_RAID6		SPA_VERSION_3
+#define	SPA_VERSION_BPLIST_ACCOUNT	SPA_VERSION_3
+#define	SPA_VERSION_RAIDZ_DEFLATE	SPA_VERSION_3
+#define	SPA_VERSION_DNODE_BYTES		SPA_VERSION_3
+#define	SPA_VERSION_ZPOOL_HISTORY	SPA_VERSION_4
+#define	SPA_VERSION_GZIP_COMPRESSION	SPA_VERSION_5
+#define	SPA_VERSION_BOOTFS		SPA_VERSION_6
+#define	SPA_VERSION_SLOGS		SPA_VERSION_7
+#define	SPA_VERSION_DELEGATED_PERMS	SPA_VERSION_8
+#define	SPA_VERSION_FUID		SPA_VERSION_9
+#define	SPA_VERSION_REFRESERVATION	SPA_VERSION_9
+#define	SPA_VERSION_REFQUOTA		SPA_VERSION_9
+#define	SPA_VERSION_UNIQUE_ACCURATE	SPA_VERSION_9
+#define	SPA_VERSION_L2CACHE		SPA_VERSION_10
+#define	SPA_VERSION_NEXT_CLONES		SPA_VERSION_11
+#define	SPA_VERSION_ORIGIN		SPA_VERSION_11
+#define	SPA_VERSION_DSL_SCRUB		SPA_VERSION_11
+#define	SPA_VERSION_SNAP_PROPS		SPA_VERSION_12
+#define	SPA_VERSION_USED_BREAKDOWN	SPA_VERSION_13
+#define	SPA_VERSION_PASSTHROUGH_X	SPA_VERSION_14
+
+/*
+ * ZPL version - rev'd whenever an incompatible on-disk format change
+ * occurs.  This is independent of SPA/DMU/ZAP versioning.  You must
+ * also update the version_table[] and help message in zfs_prop.c.
+ *
+ * When changing, be sure to teach GRUB how to read the new format!
+ * See usr/src/grub/grub-0.95/stage2/{zfs-include/,fsys_zfs*}
+ */
+#define	ZPL_VERSION_1			1ULL
+#define	ZPL_VERSION_2			2ULL
+#define	ZPL_VERSION_3			3ULL
+#define	ZPL_VERSION			ZPL_VERSION_3
+#define	ZPL_VERSION_STRING		"3"
+
+#define	ZPL_VERSION_INITIAL		ZPL_VERSION_1
+#define	ZPL_VERSION_DIRENT_TYPE		ZPL_VERSION_2
+#define	ZPL_VERSION_FUID		ZPL_VERSION_3
+#define	ZPL_VERSION_NORMALIZATION	ZPL_VERSION_3
+#define	ZPL_VERSION_SYSATTR		ZPL_VERSION_3
+
+/*
+ * The following are configuration names used in the nvlist describing a pool's
+ * configuration.
+ */
+#define	ZPOOL_CONFIG_VERSION		"version"
+#define	ZPOOL_CONFIG_POOL_NAME		"name"
+#define	ZPOOL_CONFIG_POOL_STATE		"state"
+#define	ZPOOL_CONFIG_POOL_TXG		"txg"
+#define	ZPOOL_CONFIG_POOL_GUID		"pool_guid"
+#define	ZPOOL_CONFIG_CREATE_TXG		"create_txg"
+#define	ZPOOL_CONFIG_TOP_GUID		"top_guid"
+#define	ZPOOL_CONFIG_VDEV_TREE		"vdev_tree"
+#define	ZPOOL_CONFIG_TYPE		"type"
+#define	ZPOOL_CONFIG_CHILDREN		"children"
+#define	ZPOOL_CONFIG_ID			"id"
+#define	ZPOOL_CONFIG_GUID		"guid"
+#define	ZPOOL_CONFIG_PATH		"path"
+#define	ZPOOL_CONFIG_DEVID		"devid"
+#define	ZPOOL_CONFIG_METASLAB_ARRAY	"metaslab_array"
+#define	ZPOOL_CONFIG_METASLAB_SHIFT	"metaslab_shift"
+#define	ZPOOL_CONFIG_ASHIFT		"ashift"
+#define	ZPOOL_CONFIG_ASIZE		"asize"
+#define	ZPOOL_CONFIG_DTL		"DTL"
+#define	ZPOOL_CONFIG_STATS		"stats"
+#define	ZPOOL_CONFIG_WHOLE_DISK		"whole_disk"
+#define	ZPOOL_CONFIG_ERRCOUNT		"error_count"
+#define	ZPOOL_CONFIG_NOT_PRESENT	"not_present"
+#define	ZPOOL_CONFIG_SPARES		"spares"
+#define	ZPOOL_CONFIG_IS_SPARE		"is_spare"
+#define	ZPOOL_CONFIG_NPARITY		"nparity"
+#define	ZPOOL_CONFIG_HOSTID		"hostid"
+#define	ZPOOL_CONFIG_HOSTNAME		"hostname"
+#define	ZPOOL_CONFIG_UNSPARE		"unspare"
+#define	ZPOOL_CONFIG_PHYS_PATH		"phys_path"
+#define	ZPOOL_CONFIG_IS_LOG		"is_log"
+#define	ZPOOL_CONFIG_L2CACHE		"l2cache"
+#define	ZPOOL_CONFIG_SUSPENDED		"suspended"	/* not stored on disk */
+#define	ZPOOL_CONFIG_TIMESTAMP		"timestamp"	/* not stored on disk */
+#define	ZPOOL_CONFIG_BOOTFS		"bootfs"	/* not stored on disk */
+/*
+ * The persistent vdev state is stored as separate values rather than a single
+ * 'vdev_state' entry.  This is because a device can be in multiple states, such
+ * as offline and degraded.
+ */
+#define	ZPOOL_CONFIG_OFFLINE		"offline"
+#define	ZPOOL_CONFIG_FAULTED		"faulted"
+#define	ZPOOL_CONFIG_DEGRADED		"degraded"
+#define	ZPOOL_CONFIG_REMOVED		"removed"
+
+#define	VDEV_TYPE_ROOT			"root"
+#define	VDEV_TYPE_MIRROR		"mirror"
+#define	VDEV_TYPE_REPLACING		"replacing"
+#define	VDEV_TYPE_RAIDZ			"raidz"
+#define	VDEV_TYPE_DISK			"disk"
+#define	VDEV_TYPE_FILE			"file"
+#define	VDEV_TYPE_MISSING		"missing"
+#define	VDEV_TYPE_SPARE			"spare"
+#define	VDEV_TYPE_LOG			"log"
+#define	VDEV_TYPE_L2CACHE		"l2cache"
+
+/*
+ * This is needed in userland to report the minimum necessary device size.
+ */
+#define	SPA_MINDEVSIZE		(64ULL << 20)
+
+/*
+ * The location of the pool configuration repository, shared between kernel and
+ * userland.
+ */
+#define	ZPOOL_CACHE		"/etc/zfs/zpool.cache"
+
+/*
+ * vdev states are ordered from least to most healthy.
+ * A vdev that's CANT_OPEN or below is considered unusable.
+ */
+typedef enum vdev_state {
+	VDEV_STATE_UNKNOWN = 0,	/* Uninitialized vdev			*/
+	VDEV_STATE_CLOSED,	/* Not currently open			*/
+	VDEV_STATE_OFFLINE,	/* Not allowed to open			*/
+	VDEV_STATE_REMOVED,	/* Explicitly removed from system	*/
+	VDEV_STATE_CANT_OPEN,	/* Tried to open, but failed		*/
+	VDEV_STATE_FAULTED,	/* External request to fault device	*/
+	VDEV_STATE_DEGRADED,	/* Replicated vdev with unhealthy kids	*/
+	VDEV_STATE_HEALTHY	/* Presumed good			*/
+} vdev_state_t;
+
+#define	VDEV_STATE_ONLINE	VDEV_STATE_HEALTHY
+
+/*
+ * vdev aux states.  When a vdev is in the CANT_OPEN state, the aux field
+ * of the vdev stats structure uses these constants to distinguish why.
+ */
+typedef enum vdev_aux {
+	VDEV_AUX_NONE,		/* no error				*/
+	VDEV_AUX_OPEN_FAILED,	/* ldi_open_*() or vn_open() failed	*/
+	VDEV_AUX_CORRUPT_DATA,	/* bad label or disk contents		*/
+	VDEV_AUX_NO_REPLICAS,	/* insufficient number of replicas	*/
+	VDEV_AUX_BAD_GUID_SUM,	/* vdev guid sum doesn't match		*/
+	VDEV_AUX_TOO_SMALL,	/* vdev size is too small		*/
+	VDEV_AUX_BAD_LABEL,	/* the label is OK but invalid		*/
+	VDEV_AUX_VERSION_NEWER,	/* on-disk version is too new		*/
+	VDEV_AUX_VERSION_OLDER,	/* on-disk version is too old		*/
+	VDEV_AUX_SPARED,	/* hot spare used in another pool	*/
+	VDEV_AUX_ERR_EXCEEDED,	/* too many errors			*/
+	VDEV_AUX_IO_FAILURE,	/* experienced I/O failure		*/
+	VDEV_AUX_BAD_LOG	/* cannot read log chain(s)		*/
+} vdev_aux_t;
+
+/*
+ * pool state.  The following states are written to disk as part of the normal
+ * SPA lifecycle: ACTIVE, EXPORTED, DESTROYED, SPARE, L2CACHE.  The remaining
+ * states are software abstractions used at various levels to communicate
+ * pool state.
+ */
+typedef enum pool_state {
+	POOL_STATE_ACTIVE = 0,		/* In active use		*/
+	POOL_STATE_EXPORTED,		/* Explicitly exported		*/
+	POOL_STATE_DESTROYED,		/* Explicitly destroyed		*/
+	POOL_STATE_SPARE,		/* Reserved for hot spare use	*/
+	POOL_STATE_L2CACHE,		/* Level 2 ARC device		*/
+	POOL_STATE_UNINITIALIZED,	/* Internal spa_t state		*/
+	POOL_STATE_UNAVAIL,		/* Internal libzfs state	*/
+	POOL_STATE_POTENTIALLY_ACTIVE	/* Internal libzfs state	*/
+} pool_state_t;
+
+/*
+ * Scrub types.
+ */
+typedef enum pool_scrub_type {
+	POOL_SCRUB_NONE,
+	POOL_SCRUB_RESILVER,
+	POOL_SCRUB_EVERYTHING,
+	POOL_SCRUB_TYPES
+} pool_scrub_type_t;
+
+/*
+ * ZIO types.  Needed to interpret vdev statistics below.
+ */
+typedef enum zio_type {
+	ZIO_TYPE_NULL = 0,
+	ZIO_TYPE_READ,
+	ZIO_TYPE_WRITE,
+	ZIO_TYPE_FREE,
+	ZIO_TYPE_CLAIM,
+	ZIO_TYPE_IOCTL,
+	ZIO_TYPES
+} zio_type_t;
+
+/*
+ * Vdev statistics.  Note: all fields should be 64-bit because this
+ * is passed between kernel and userland as an nvlist uint64 array.
+ */
+typedef struct vdev_stat {
+	hrtime_t	vs_timestamp;		/* time since vdev load	*/
+	uint64_t	vs_state;		/* vdev state		*/
+	uint64_t	vs_aux;			/* see vdev_aux_t	*/
+	uint64_t	vs_alloc;		/* space allocated	*/
+	uint64_t	vs_space;		/* total capacity	*/
+	uint64_t	vs_dspace;		/* deflated capacity	*/
+	uint64_t	vs_rsize;		/* replaceable dev size */
+	uint64_t	vs_ops[ZIO_TYPES];	/* operation count	*/
+	uint64_t	vs_bytes[ZIO_TYPES];	/* bytes read/written	*/
+	uint64_t	vs_read_errors;		/* read errors		*/
+	uint64_t	vs_write_errors;	/* write errors		*/
+	uint64_t	vs_checksum_errors;	/* checksum errors	*/
+	uint64_t	vs_self_healed;		/* self-healed bytes	*/
+	uint64_t	vs_scrub_type;		/* pool_scrub_type_t	*/
+	uint64_t	vs_scrub_complete;	/* completed?		*/
+	uint64_t	vs_scrub_examined;	/* bytes examined; top	*/
+	uint64_t	vs_scrub_repaired;	/* bytes repaired; leaf	*/
+	uint64_t	vs_scrub_errors;	/* errors during scrub	*/
+	uint64_t	vs_scrub_start;		/* UTC scrub start time	*/
+	uint64_t	vs_scrub_end;		/* UTC scrub end time	*/
+} vdev_stat_t;
+
+#define	ZVOL_DRIVER	"zvol"
+#define	ZFS_DRIVER	"zfs"
+#define	ZFS_DEV		"/dev/zfs"
+
+/*
+ * zvol paths.  Irritatingly, the devfsadm interfaces want all these
+ * paths without the /dev prefix, but for some things, we want the
+ * /dev prefix.  Below are the names without /dev.
+ */
+#define	ZVOL_DEV_DIR	"zvol/dsk"
+#define	ZVOL_RDEV_DIR	"zvol/rdsk"
+
+/*
+ * And here are the things we need with /dev, etc. in front of them.
+ */
+#define	ZVOL_PSEUDO_DEV		"/devices/pseudo/zvol@0:"
+#define	ZVOL_FULL_DEV_DIR	"/dev/" ZVOL_DEV_DIR "/"
+
+#define	ZVOL_PROP_NAME		"name"
+
+/*
+ * /dev/zfs ioctl numbers.
+ */
+#define	ZFS_IOC		('Z' << 8)
+
+typedef enum zfs_ioc {
+	ZFS_IOC_POOL_CREATE = ZFS_IOC,
+	ZFS_IOC_POOL_DESTROY,
+	ZFS_IOC_POOL_IMPORT,
+	ZFS_IOC_POOL_EXPORT,
+	ZFS_IOC_POOL_CONFIGS,
+	ZFS_IOC_POOL_STATS,
+	ZFS_IOC_POOL_TRYIMPORT,
+	ZFS_IOC_POOL_SCRUB,
+	ZFS_IOC_POOL_FREEZE,
+	ZFS_IOC_POOL_UPGRADE,
+	ZFS_IOC_POOL_GET_HISTORY,
+	ZFS_IOC_VDEV_ADD,
+	ZFS_IOC_VDEV_REMOVE,
+	ZFS_IOC_VDEV_SET_STATE,
+	ZFS_IOC_VDEV_ATTACH,
+	ZFS_IOC_VDEV_DETACH,
+	ZFS_IOC_VDEV_SETPATH,
+	ZFS_IOC_OBJSET_STATS,
+	ZFS_IOC_OBJSET_ZPLPROPS,
+	ZFS_IOC_DATASET_LIST_NEXT,
+	ZFS_IOC_SNAPSHOT_LIST_NEXT,
+	ZFS_IOC_SET_PROP,
+	ZFS_IOC_CREATE_MINOR,
+	ZFS_IOC_REMOVE_MINOR,
+	ZFS_IOC_CREATE,
+	ZFS_IOC_DESTROY,
+	ZFS_IOC_ROLLBACK,
+	ZFS_IOC_RENAME,
+	ZFS_IOC_RECV,
+	ZFS_IOC_SEND,
+	ZFS_IOC_INJECT_FAULT,
+	ZFS_IOC_CLEAR_FAULT,
+	ZFS_IOC_INJECT_LIST_NEXT,
+	ZFS_IOC_ERROR_LOG,
+	ZFS_IOC_CLEAR,
+	ZFS_IOC_PROMOTE,
+	ZFS_IOC_DESTROY_SNAPS,
+	ZFS_IOC_SNAPSHOT,
+	ZFS_IOC_DSOBJ_TO_DSNAME,
+	ZFS_IOC_OBJ_TO_PATH,
+	ZFS_IOC_POOL_SET_PROPS,
+	ZFS_IOC_POOL_GET_PROPS,
+	ZFS_IOC_SET_FSACL,
+	ZFS_IOC_GET_FSACL,
+	ZFS_IOC_ISCSI_PERM_CHECK,
+	ZFS_IOC_SHARE,
+	ZFS_IOC_INHERIT_PROP
+} zfs_ioc_t;
+
+/*
+ * Internal SPA load state.  Used by FMA diagnosis engine.
+ */
+typedef enum {
+	SPA_LOAD_NONE,		/* no load in progress */
+	SPA_LOAD_OPEN,		/* normal open */
+	SPA_LOAD_IMPORT,	/* import in progress */
+	SPA_LOAD_TRYIMPORT	/* tryimport in progress */
+} spa_load_state_t;
+
+/*
+ * Bookmark name values.
+ */
+#define	ZPOOL_ERR_LIST		"error list"
+#define	ZPOOL_ERR_DATASET	"dataset"
+#define	ZPOOL_ERR_OBJECT	"object"
+
+#define	HIS_MAX_RECORD_LEN	(MAXPATHLEN + MAXPATHLEN + 1)
+
+/*
+ * The following are names used in the nvlist describing
+ * the pool's history log.
+ */
+#define	ZPOOL_HIST_RECORD	"history record"
+#define	ZPOOL_HIST_TIME		"history time"
+#define	ZPOOL_HIST_CMD		"history command"
+#define	ZPOOL_HIST_WHO		"history who"
+#define	ZPOOL_HIST_ZONE		"history zone"
+#define	ZPOOL_HIST_HOST		"history hostname"
+#define	ZPOOL_HIST_TXG		"history txg"
+#define	ZPOOL_HIST_INT_EVENT	"history internal event"
+#define	ZPOOL_HIST_INT_STR	"history internal str"
+
+/*
+ * Flags for ZFS_IOC_VDEV_SET_STATE
+ */
+#define	ZFS_ONLINE_CHECKREMOVE	0x1
+#define	ZFS_ONLINE_UNSPARE	0x2
+#define	ZFS_ONLINE_FORCEFAULT	0x4
+#define	ZFS_OFFLINE_TEMPORARY	0x1
+
+/*
+ * Sysevent payload members.  ZFS will generate the following sysevents with the
+ * given payloads:
+ *
+ *	ESC_ZFS_RESILVER_START
+ *	ESC_ZFS_RESILVER_END
+ *	ESC_ZFS_POOL_DESTROY
+ *
+ *		ZFS_EV_POOL_NAME	DATA_TYPE_STRING
+ *		ZFS_EV_POOL_GUID	DATA_TYPE_UINT64
+ *
+ *	ESC_ZFS_VDEV_REMOVE
+ *	ESC_ZFS_VDEV_CLEAR
+ *	ESC_ZFS_VDEV_CHECK
+ *
+ *		ZFS_EV_POOL_NAME	DATA_TYPE_STRING
+ *		ZFS_EV_POOL_GUID	DATA_TYPE_UINT64
+ *		ZFS_EV_VDEV_PATH	DATA_TYPE_STRING	(optional)
+ *		ZFS_EV_VDEV_GUID	DATA_TYPE_UINT64
+ */
+#define	ZFS_EV_POOL_NAME	"pool_name"
+#define	ZFS_EV_POOL_GUID	"pool_guid"
+#define	ZFS_EV_VDEV_PATH	"vdev_path"
+#define	ZFS_EV_VDEV_GUID	"vdev_guid"
+
+/*
+ * Note: This is encoded on-disk, so new events must be added to the
+ * end, and unused events can not be removed.  Be sure to edit
+ * zpool_main.c: hist_event_table[].
+ */
+typedef enum history_internal_events {
+	LOG_NO_EVENT = 0,
+	LOG_POOL_CREATE,
+	LOG_POOL_VDEV_ADD,
+	LOG_POOL_REMOVE,
+	LOG_POOL_DESTROY,
+	LOG_POOL_EXPORT,
+	LOG_POOL_IMPORT,
+	LOG_POOL_VDEV_ATTACH,
+	LOG_POOL_VDEV_REPLACE,
+	LOG_POOL_VDEV_DETACH,
+	LOG_POOL_VDEV_ONLINE,
+	LOG_POOL_VDEV_OFFLINE,
+	LOG_POOL_UPGRADE,
+	LOG_POOL_CLEAR,
+	LOG_POOL_SCRUB,
+	LOG_POOL_PROPSET,
+	LOG_DS_CREATE,
+	LOG_DS_CLONE,
+	LOG_DS_DESTROY,
+	LOG_DS_DESTROY_BEGIN,
+	LOG_DS_INHERIT,
+	LOG_DS_PROPSET,
+	LOG_DS_QUOTA,
+	LOG_DS_PERM_UPDATE,
+	LOG_DS_PERM_REMOVE,
+	LOG_DS_PERM_WHO_REMOVE,
+	LOG_DS_PROMOTE,
+	LOG_DS_RECEIVE,
+	LOG_DS_RENAME,
+	LOG_DS_RESERVATION,
+	LOG_DS_REPLAY_INC_SYNC,
+	LOG_DS_REPLAY_FULL_SYNC,
+	LOG_DS_ROLLBACK,
+	LOG_DS_SNAPSHOT,
+	LOG_DS_UPGRADE,
+	LOG_DS_REFQUOTA,
+	LOG_DS_REFRESERV,
+	LOG_POOL_SCRUB_DONE,
+	LOG_END
+} history_internal_events_t;
+
+#ifdef	__cplusplus
+}
+#endif
+
+#endif	/* _SYS_FS_ZFS_H */

module/zcommon/include/zfs_comutil.h

@@ -0,0 +1,44 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+/*
+ * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#ifndef	_ZFS_COMUTIL_H
+#define	_ZFS_COMUTIL_H
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+#include <sys/fs/zfs.h>
+#include <sys/types.h>
+
+#ifdef	__cplusplus
+extern "C" {
+#endif
+
+extern boolean_t zfs_allocatable_devs(nvlist_t *nv);
+
+#ifdef	__cplusplus
+}
+#endif
+
+#endif	/* _ZFS_COMUTIL_H */

module/zcommon/include/zfs_deleg.h

@@ -0,0 +1,81 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+/*
+ * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#ifndef	_ZFS_DELEG_H
+#define	_ZFS_DELEG_H
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+#include <sys/fs/zfs.h>
+
+#ifdef	__cplusplus
+extern "C" {
+#endif
+
+#define	ZFS_DELEG_SET_NAME_CHR		'@'		/* set name lead char */
+#define	ZFS_DELEG_FIELD_SEP_CHR		'$'		/* field separator */
+
+/*
+ * Max name length for a delegation attribute
+ */
+#define	ZFS_MAX_DELEG_NAME	128
+
+#define	ZFS_DELEG_LOCAL		'l'
+#define	ZFS_DELEG_DESCENDENT	'd'
+#define	ZFS_DELEG_NA		'-'
+
+typedef enum {
+	ZFS_DELEG_NOTE_CREATE,
+	ZFS_DELEG_NOTE_DESTROY,
+	ZFS_DELEG_NOTE_SNAPSHOT,
+	ZFS_DELEG_NOTE_ROLLBACK,
+	ZFS_DELEG_NOTE_CLONE,
+	ZFS_DELEG_NOTE_PROMOTE,
+	ZFS_DELEG_NOTE_RENAME,
+	ZFS_DELEG_NOTE_RECEIVE,
+	ZFS_DELEG_NOTE_ALLOW,
+	ZFS_DELEG_NOTE_USERPROP,
+	ZFS_DELEG_NOTE_MOUNT,
+	ZFS_DELEG_NOTE_SHARE,
+	ZFS_DELEG_NOTE_NONE
+} zfs_deleg_note_t;
+
+typedef struct zfs_deleg_perm_tab {
+	char *z_perm;
+	zfs_deleg_note_t z_note;
+} zfs_deleg_perm_tab_t;
+
+extern zfs_deleg_perm_tab_t zfs_deleg_perm_tab[];
+
+int zfs_deleg_verify_nvlist(nvlist_t *nvlist);
+void zfs_deleg_whokey(char *attr, zfs_deleg_who_type_t type,
+    char checkflag, void *data);
+const char *zfs_deleg_canonicalize_perm(const char *perm);
+
+#ifdef	__cplusplus
+}
+#endif
+
+#endif	/* _ZFS_DELEG_H */

module/zcommon/include/zfs_namecheck.h

@@ -0,0 +1,61 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+/*
+ * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#ifndef	_ZFS_NAMECHECK_H
+#define	_ZFS_NAMECHECK_H
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+#ifdef	__cplusplus
+extern "C" {
+#endif
+
+typedef enum {
+	NAME_ERR_LEADING_SLASH,		/* name begins with leading slash */
+	NAME_ERR_EMPTY_COMPONENT,	/* name contains an empty component */
+	NAME_ERR_TRAILING_SLASH,	/* name ends with a slash */
+	NAME_ERR_INVALCHAR,		/* invalid character found */
+	NAME_ERR_MULTIPLE_AT,		/* multiple '@' characters found */
+	NAME_ERR_NOLETTER,		/* pool doesn't begin with a letter */
+	NAME_ERR_RESERVED,		/* entire name is reserved */
+	NAME_ERR_DISKLIKE,		/* reserved disk name (c[0-9].*) */
+	NAME_ERR_TOOLONG,		/* name is too long */
+	NAME_ERR_NO_AT,			/* permission set is missing '@' */
+} namecheck_err_t;
+
+#define	ZFS_PERMSET_MAXLEN	64
+
+int pool_namecheck(const char *, namecheck_err_t *, char *);
+int dataset_namecheck(const char *, namecheck_err_t *, char *);
+int mountpoint_namecheck(const char *, namecheck_err_t *);
+int dataset_name_hidden(const char *);
+int snapshot_namecheck(const char *, namecheck_err_t *, char *);
+int permset_namecheck(const char *, namecheck_err_t *, char *);
+
+#ifdef	__cplusplus
+}
+#endif
+
+#endif	/* _ZFS_NAMECHECK_H */

module/zcommon/include/zfs_prop.h

@@ -0,0 +1,129 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+/*
+ * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#ifndef	_ZFS_PROP_H
+#define	_ZFS_PROP_H
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+#include <sys/fs/zfs.h>
+#include <sys/types.h>
+
+#ifdef	__cplusplus
+extern "C" {
+#endif
+
+/*
+ * For index types (e.g. compression and checksum), we want the numeric value
+ * in the kernel, but the string value in userland.
+ */
+typedef enum {
+	PROP_TYPE_NUMBER,	/* numeric value */
+	PROP_TYPE_STRING,	/* string value */
+	PROP_TYPE_INDEX		/* numeric value indexed by string */
+} zprop_type_t;
+
+typedef enum {
+	PROP_DEFAULT,
+	PROP_READONLY,
+	PROP_INHERIT,
+	/*
+	 * ONETIME properties are a sort of conglomeration of READONLY
+	 * and INHERIT.  They can be set only during object creation,
+	 * after that they are READONLY.  If not explicitly set during
+	 * creation, they can be inherited.
+	 */
+	PROP_ONETIME
+} zprop_attr_t;
+
+typedef struct zfs_index {
+	const char *pi_name;
+	uint64_t pi_value;
+} zprop_index_t;
+
+typedef struct {
+	const char *pd_name;		/* human-readable property name */
+	int pd_propnum;			/* property number */
+	zprop_type_t pd_proptype;	/* string, boolean, index, number */
+	const char *pd_strdefault;	/* default for strings */
+	uint64_t pd_numdefault;		/* for boolean / index / number */
+	zprop_attr_t pd_attr;		/* default, readonly, inherit */
+	int pd_types;			/* bitfield of valid dataset types */
+					/* fs | vol | snap; or pool */
+	const char *pd_values;		/* string telling acceptable values */
+	const char *pd_colname;		/* column header for "zfs list" */
+	boolean_t pd_rightalign;	/* column alignment for "zfs list" */
+	boolean_t pd_visible;		/* do we list this property with the */
+					/* "zfs get" help message */
+	const zprop_index_t *pd_table;	/* for index properties, a table */
+					/* defining the possible values */
+} zprop_desc_t;
+
+/*
+ * zfs dataset property functions
+ */
+void zfs_prop_init(void);
+zprop_type_t zfs_prop_get_type(zfs_prop_t);
+boolean_t zfs_prop_delegatable(zfs_prop_t prop);
+zprop_desc_t *zfs_prop_get_table(void);
+
+/*
+ * zpool property functions
+ */
+void zpool_prop_init(void);
+zprop_type_t zpool_prop_get_type(zpool_prop_t);
+zprop_desc_t *zpool_prop_get_table(void);
+
+/*
+ * Common routines to initialize property tables
+ */
+void register_impl(int, const char *, zprop_type_t, uint64_t,
+    const char *, zprop_attr_t, int, const char *, const char *,
+    boolean_t, boolean_t, const zprop_index_t *);
+void register_string(int, const char *, const char *, zprop_attr_t attr,
+    int, const char *, const char *);
+void register_number(int, const char *, uint64_t, zprop_attr_t, int,
+    const char *, const char *);
+void register_index(int, const char *, uint64_t, zprop_attr_t, int,
+    const char *, const char *, const zprop_index_t *);
+void register_hidden(int, const char *, zprop_type_t, zprop_attr_t,
+    int, const char *);
+
+/*
+ * Common routines for zfs and zpool property management
+ */
+int zprop_iter_common(zprop_func, void *, boolean_t, boolean_t, zfs_type_t);
+int zprop_name_to_prop(const char *, zfs_type_t);
+int zprop_string_to_index(int, const char *, uint64_t *, zfs_type_t);
+int zprop_index_to_string(int, uint64_t, const char **, zfs_type_t);
+const char *zprop_values(int, zfs_type_t);
+size_t zprop_width(int, boolean_t *, zfs_type_t);
+boolean_t zprop_valid_for_type(int, zfs_type_t);
+
+#ifdef	__cplusplus
+}
+#endif
+
+#endif	/* _ZFS_PROP_H */

module/zcommon/zfs_comutil.c

@@ -0,0 +1,65 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+/*
+ * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+/*
+ * This file is intended for functions that ought to be common between user
+ * land (libzfs) and the kernel. When many common routines need to be shared
+ * then a separate file should to be created.
+ */
+
+#if defined(_KERNEL)
+#include <sys/systm.h>
+#endif
+
+#include <sys/types.h>
+#include <sys/fs/zfs.h>
+#include <sys/nvpair.h>
+
+/*
+ * Are there allocatable vdevs?
+ */
+boolean_t
+zfs_allocatable_devs(nvlist_t *nv)
+{
+	uint64_t is_log;
+	uint_t c;
+	nvlist_t **child;
+	uint_t children;
+
+	if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN,
+	    &child, &children) != 0) {
+		return (B_FALSE);
+	}
+	for (c = 0; c < children; c++) {
+		is_log = 0;
+		(void) nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_LOG,
+		    &is_log);
+		if (!is_log)
+			return (B_TRUE);
+	}
+	return (B_FALSE);
+}

module/zcommon/zfs_deleg.c

@@ -0,0 +1,234 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+/*
+ * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+#if defined(_KERNEL)
+#include <sys/systm.h>
+#include <sys/sunddi.h>
+#include <sys/ctype.h>
+#else
+#include <stdio.h>
+#include <unistd.h>
+#include <strings.h>
+#include <libnvpair.h>
+#include <ctype.h>
+#endif
+/* XXX includes zfs_context.h, so why bother with the above? */
+#include <sys/dsl_deleg.h>
+#include "zfs_prop.h"
+#include "zfs_deleg.h"
+#include "zfs_namecheck.h"
+
+/*
+ * permission table
+ *
+ * Keep this table in sorted order
+ *
+ * This table is used for displaying all permissions for
+ * zfs allow
+ */
+
+zfs_deleg_perm_tab_t zfs_deleg_perm_tab[] = {
+	{ZFS_DELEG_PERM_ALLOW, ZFS_DELEG_NOTE_ALLOW},
+	{ZFS_DELEG_PERM_CLONE, ZFS_DELEG_NOTE_CLONE },
+	{ZFS_DELEG_PERM_CREATE, ZFS_DELEG_NOTE_CREATE },
+	{ZFS_DELEG_PERM_DESTROY, ZFS_DELEG_NOTE_DESTROY },
+	{ZFS_DELEG_PERM_MOUNT, ZFS_DELEG_NOTE_MOUNT },
+	{ZFS_DELEG_PERM_PROMOTE, ZFS_DELEG_NOTE_PROMOTE },
+	{ZFS_DELEG_PERM_RECEIVE, ZFS_DELEG_NOTE_RECEIVE },
+	{ZFS_DELEG_PERM_RENAME, ZFS_DELEG_NOTE_RENAME },
+	{ZFS_DELEG_PERM_ROLLBACK, ZFS_DELEG_NOTE_ROLLBACK },
+	{ZFS_DELEG_PERM_SNAPSHOT, ZFS_DELEG_NOTE_SNAPSHOT },
+	{ZFS_DELEG_PERM_SHARE, ZFS_DELEG_NOTE_SHARE },
+	{ZFS_DELEG_PERM_SEND, ZFS_DELEG_NOTE_NONE },
+	{ZFS_DELEG_PERM_USERPROP, ZFS_DELEG_NOTE_USERPROP },
+	{NULL, ZFS_DELEG_NOTE_NONE }
+};
+
+static int
+zfs_valid_permission_name(const char *perm)
+{
+	if (zfs_deleg_canonicalize_perm(perm))
+		return (0);
+
+	return (permset_namecheck(perm, NULL, NULL));
+}
+
+const char *
+zfs_deleg_canonicalize_perm(const char *perm)
+{
+	int i;
+	zfs_prop_t prop;
+
+	for (i = 0; zfs_deleg_perm_tab[i].z_perm != NULL; i++) {
+		if (strcmp(perm, zfs_deleg_perm_tab[i].z_perm) == 0)
+			return (perm);
+	}
+
+	prop = zfs_name_to_prop(perm);
+	if (prop != ZPROP_INVAL && zfs_prop_delegatable(prop))
+		return (zfs_prop_to_name(prop));
+	return (NULL);
+
+}
+
+static int
+zfs_validate_who(char *who)
+{
+	char *p;
+
+	if (who[2] != ZFS_DELEG_FIELD_SEP_CHR)
+		return (-1);
+
+	switch (who[0]) {
+	case ZFS_DELEG_USER:
+	case ZFS_DELEG_GROUP:
+	case ZFS_DELEG_USER_SETS:
+	case ZFS_DELEG_GROUP_SETS:
+		if (who[1] != ZFS_DELEG_LOCAL && who[1] != ZFS_DELEG_DESCENDENT)
+			return (-1);
+		for (p = &who[3]; *p; p++)
+			if (!isdigit(*p))
+				return (-1);
+		break;
+
+	case ZFS_DELEG_NAMED_SET:
+	case ZFS_DELEG_NAMED_SET_SETS:
+		if (who[1] != ZFS_DELEG_NA)
+			return (-1);
+		return (permset_namecheck(&who[3], NULL, NULL));
+
+	case ZFS_DELEG_CREATE:
+	case ZFS_DELEG_CREATE_SETS:
+		if (who[1] != ZFS_DELEG_NA)
+			return (-1);
+		if (who[3] != '\0')
+			return (-1);
+		break;
+
+	case ZFS_DELEG_EVERYONE:
+	case ZFS_DELEG_EVERYONE_SETS:
+		if (who[1] != ZFS_DELEG_LOCAL && who[1] != ZFS_DELEG_DESCENDENT)
+			return (-1);
+		if (who[3] != '\0')
+			return (-1);
+		break;
+
+	default:
+		return (-1);
+	}
+
+	return (0);
+}
+
+int
+zfs_deleg_verify_nvlist(nvlist_t *nvp)
+{
+	nvpair_t *who, *perm_name;
+	nvlist_t *perms;
+	int error;
+
+	if (nvp == NULL)
+		return (-1);
+
+	who = nvlist_next_nvpair(nvp, NULL);
+	if (who == NULL)
+		return (-1);
+
+	do {
+		if (zfs_validate_who(nvpair_name(who)))
+			return (-1);
+
+		error = nvlist_lookup_nvlist(nvp, nvpair_name(who), &perms);
+
+		if (error && error != ENOENT)
+			return (-1);
+		if (error == ENOENT)
+			continue;
+
+		perm_name = nvlist_next_nvpair(perms, NULL);
+		if (perm_name == NULL) {
+			return (-1);
+		}
+		do {
+			error = zfs_valid_permission_name(
+			    nvpair_name(perm_name));
+			if (error)
+				return (-1);
+		} while (perm_name = nvlist_next_nvpair(perms, perm_name));
+	} while (who = nvlist_next_nvpair(nvp, who));
+	return (0);
+}
+
+/*
+ * Construct the base attribute name.  The base attribute names
+ * are the "key" to locate the jump objects which contain the actual
+ * permissions.  The base attribute names are encoded based on
+ * type of entry and whether it is a local or descendent permission.
+ *
+ * Arguments:
+ * attr - attribute name return string, attribute is assumed to be
+ *        ZFS_MAX_DELEG_NAME long.
+ * type - type of entry to construct
+ * inheritchr - inheritance type (local,descendent, or NA for create and
+ *                               permission set definitions
+ * data - is either a permission set name or a 64 bit uid/gid.
+ */
+void
+zfs_deleg_whokey(char *attr, zfs_deleg_who_type_t type,
+    char inheritchr, void *data)
+{
+	int len = ZFS_MAX_DELEG_NAME;
+	uint64_t *id = data;
+
+	switch (type) {
+	case ZFS_DELEG_USER:
+	case ZFS_DELEG_GROUP:
+	case ZFS_DELEG_USER_SETS:
+	case ZFS_DELEG_GROUP_SETS:
+		(void) snprintf(attr, len, "%c%c%c%lld", type, inheritchr,
+		    ZFS_DELEG_FIELD_SEP_CHR, (longlong_t)*id);
+		break;
+	case ZFS_DELEG_NAMED_SET_SETS:
+	case ZFS_DELEG_NAMED_SET:
+		(void) snprintf(attr, len, "%c-%c%s", type,
+		    ZFS_DELEG_FIELD_SEP_CHR, (char *)data);
+		break;
+	case ZFS_DELEG_CREATE:
+	case ZFS_DELEG_CREATE_SETS:
+		(void) snprintf(attr, len, "%c-%c", type,
+		    ZFS_DELEG_FIELD_SEP_CHR);
+		break;
+	case ZFS_DELEG_EVERYONE:
+	case ZFS_DELEG_EVERYONE_SETS:
+		(void) snprintf(attr, len, "%c%c%c", type, inheritchr,
+		    ZFS_DELEG_FIELD_SEP_CHR);
+		break;
+	default:
+		ASSERT(!"bad zfs_deleg_who_type_t");
+	}
+}

module/zcommon/zfs_namecheck.c

@@ -0,0 +1,363 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+/*
+ * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+/*
+ * Common name validation routines for ZFS.  These routines are shared by the
+ * userland code as well as the ioctl() layer to ensure that we don't
+ * inadvertently expose a hole through direct ioctl()s that never gets tested.
+ * In userland, however, we want significantly more information about _why_ the
+ * name is invalid.  In the kernel, we only care whether it's valid or not.
+ * Each routine therefore takes a 'namecheck_err_t' which describes exactly why
+ * the name failed to validate.
+ *
+ * Each function returns 0 on success, -1 on error.
+ */
+
+#if defined(_KERNEL)
+#include <sys/systm.h>
+#else
+#include <string.h>
+#endif
+
+#include <sys/param.h>
+#include <sys/nvpair.h>
+#include "zfs_namecheck.h"
+#include "zfs_deleg.h"
+
+static int
+valid_char(char c)
+{
+	return ((c >= 'a' && c <= 'z') ||
+	    (c >= 'A' && c <= 'Z') ||
+	    (c >= '0' && c <= '9') ||
+	    c == '-' || c == '_' || c == '.' || c == ':' || c == ' ');
+}
+
+/*
+ * Snapshot names must be made up of alphanumeric characters plus the following
+ * characters:
+ *
+ * 	[-_.:]
+ */
+int
+snapshot_namecheck(const char *path, namecheck_err_t *why, char *what)
+{
+	const char *loc;
+
+	if (strlen(path) >= MAXNAMELEN) {
+		if (why)
+			*why = NAME_ERR_TOOLONG;
+		return (-1);
+	}
+
+	if (path[0] == '\0') {
+		if (why)
+			*why = NAME_ERR_EMPTY_COMPONENT;
+		return (-1);
+	}
+
+	for (loc = path; *loc; loc++) {
+		if (!valid_char(*loc)) {
+			if (why) {
+				*why = NAME_ERR_INVALCHAR;
+				*what = *loc;
+			}
+			return (-1);
+		}
+	}
+	return (0);
+}
+
+
+/*
+ * Permissions set name must start with the letter '@' followed by the
+ * same character restrictions as snapshot names, except that the name
+ * cannot exceed 64 characters.
+ */
+int
+permset_namecheck(const char *path, namecheck_err_t *why, char *what)
+{
+	if (strlen(path) >= ZFS_PERMSET_MAXLEN) {
+		if (why)
+			*why = NAME_ERR_TOOLONG;
+		return (-1);
+	}
+
+	if (path[0] != '@') {
+		if (why) {
+			*why = NAME_ERR_NO_AT;
+			*what = path[0];
+		}
+		return (-1);
+	}
+
+	return (snapshot_namecheck(&path[1], why, what));
+}
+
+/*
+ * Dataset names must be of the following form:
+ *
+ * 	[component][/]*[component][@component]
+ *
+ * Where each component is made up of alphanumeric characters plus the following
+ * characters:
+ *
+ * 	[-_.:%]
+ *
+ * We allow '%' here as we use that character internally to create unique
+ * names for temporary clones (for online recv).
+ */
+int
+dataset_namecheck(const char *path, namecheck_err_t *why, char *what)
+{
+	const char *loc, *end;
+	int found_snapshot;
+
+	/*
+	 * Make sure the name is not too long.
+	 *
+	 * ZFS_MAXNAMELEN is the maximum dataset length used in the userland
+	 * which is the same as MAXNAMELEN used in the kernel.
+	 * If ZFS_MAXNAMELEN value is changed, make sure to cleanup all
+	 * places using MAXNAMELEN.
+	 */
+
+	if (strlen(path) >= MAXNAMELEN) {
+		if (why)
+			*why = NAME_ERR_TOOLONG;
+		return (-1);
+	}
+
+	/* Explicitly check for a leading slash.  */
+	if (path[0] == '/') {
+		if (why)
+			*why = NAME_ERR_LEADING_SLASH;
+		return (-1);
+	}
+
+	if (path[0] == '\0') {
+		if (why)
+			*why = NAME_ERR_EMPTY_COMPONENT;
+		return (-1);
+	}
+
+	loc = path;
+	found_snapshot = 0;
+	for (;;) {
+		/* Find the end of this component */
+		end = loc;
+		while (*end != '/' && *end != '@' && *end != '\0')
+			end++;
+
+		if (*end == '\0' && end[-1] == '/') {
+			/* trailing slashes are not allowed */
+			if (why)
+				*why = NAME_ERR_TRAILING_SLASH;
+			return (-1);
+		}
+
+		/* Zero-length components are not allowed */
+		if (loc == end) {
+			if (why) {
+				/*
+				 * Make sure this is really a zero-length
+				 * component and not a '@@'.
+				 */
+				if (*end == '@' && found_snapshot) {
+					*why = NAME_ERR_MULTIPLE_AT;
+				} else {
+					*why = NAME_ERR_EMPTY_COMPONENT;
+				}
+			}
+
+			return (-1);
+		}
+
+		/* Validate the contents of this component */
+		while (loc != end) {
+			if (!valid_char(*loc) && *loc != '%') {
+				if (why) {
+					*why = NAME_ERR_INVALCHAR;
+					*what = *loc;
+				}
+				return (-1);
+			}
+			loc++;
+		}
+
+		/* If we've reached the end of the string, we're OK */
+		if (*end == '\0')
+			return (0);
+
+		if (*end == '@') {
+			/*
+			 * If we've found an @ symbol, indicate that we're in
+			 * the snapshot component, and report a second '@'
+			 * character as an error.
+			 */
+			if (found_snapshot) {
+				if (why)
+					*why = NAME_ERR_MULTIPLE_AT;
+				return (-1);
+			}
+
+			found_snapshot = 1;
+		}
+
+		/*
+		 * If there is a '/' in a snapshot name
+		 * then report an error
+		 */
+		if (*end == '/' && found_snapshot) {
+			if (why)
+				*why = NAME_ERR_TRAILING_SLASH;
+			return (-1);
+		}
+
+		/* Update to the next component */
+		loc = end + 1;
+	}
+}
+
+
+/*
+ * mountpoint names must be of the following form:
+ *
+ *	/[component][/]*[component][/]
+ */
+int
+mountpoint_namecheck(const char *path, namecheck_err_t *why)
+{
+	const char *start, *end;
+
+	/*
+	 * Make sure none of the mountpoint component names are too long.
+	 * If a component name is too long then the mkdir of the mountpoint
+	 * will fail but then the mountpoint property will be set to a value
+	 * that can never be mounted.  Better to fail before setting the prop.
+	 * Extra slashes are OK, they will be tossed by the mountpoint mkdir.
+	 */
+
+	if (path == NULL || *path != '/') {
+		if (why)
+			*why = NAME_ERR_LEADING_SLASH;
+		return (-1);
+	}
+
+	/* Skip leading slash  */
+	start = &path[1];
+	do {
+		end = start;
+		while (*end != '/' && *end != '\0')
+			end++;
+
+		if (end - start >= MAXNAMELEN) {
+			if (why)
+				*why = NAME_ERR_TOOLONG;
+			return (-1);
+		}
+		start = end + 1;
+
+	} while (*end != '\0');
+
+	return (0);
+}
+
+/*
+ * For pool names, we have the same set of valid characters as described in
+ * dataset names, with the additional restriction that the pool name must begin
+ * with a letter.  The pool names 'raidz' and 'mirror' are also reserved names
+ * that cannot be used.
+ */
+int
+pool_namecheck(const char *pool, namecheck_err_t *why, char *what)
+{
+	const char *c;
+
+	/*
+	 * Make sure the name is not too long.
+	 *
+	 * ZPOOL_MAXNAMELEN is the maximum pool length used in the userland
+	 * which is the same as MAXNAMELEN used in the kernel.
+	 * If ZPOOL_MAXNAMELEN value is changed, make sure to cleanup all
+	 * places using MAXNAMELEN.
+	 */
+	if (strlen(pool) >= MAXNAMELEN) {
+		if (why)
+			*why = NAME_ERR_TOOLONG;
+		return (-1);
+	}
+
+	c = pool;
+	while (*c != '\0') {
+		if (!valid_char(*c)) {
+			if (why) {
+				*why = NAME_ERR_INVALCHAR;
+				*what = *c;
+			}
+			return (-1);
+		}
+		c++;
+	}
+
+	if (!(*pool >= 'a' && *pool <= 'z') &&
+	    !(*pool >= 'A' && *pool <= 'Z')) {
+		if (why)
+			*why = NAME_ERR_NOLETTER;
+		return (-1);
+	}
+
+	if (strcmp(pool, "mirror") == 0 || strcmp(pool, "raidz") == 0) {
+		if (why)
+			*why = NAME_ERR_RESERVED;
+		return (-1);
+	}
+
+	if (pool[0] == 'c' && (pool[1] >= '0' && pool[1] <= '9')) {
+		if (why)
+			*why = NAME_ERR_DISKLIKE;
+		return (-1);
+	}
+
+	return (0);
+}
+
+/*
+ * Check if the dataset name is private for internal usage.
+ * '$' is reserved for internal dataset names. e.g. "$MOS"
+ *
+ * Return 1 if the given name is used internally.
+ * Return 0 if it is not.
+ */
+int
+dataset_name_hidden(const char *name)
+{
+	if (strchr(name, '$') != NULL)
+		return (1);
+
+	return (0);
+}

module/zcommon/zfs_prop.c

@@ -0,0 +1,496 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+/*
+ * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#include <sys/zio.h>
+#include <sys/spa.h>
+#include <sys/u8_textprep.h>
+#include <sys/zfs_acl.h>
+#include <sys/zfs_ioctl.h>
+#include <sys/zfs_znode.h>
+
+#include "zfs_prop.h"
+#include "zfs_deleg.h"
+
+#if defined(_KERNEL)
+#include <sys/systm.h>
+#else
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>
+#endif
+
+static zprop_desc_t zfs_prop_table[ZFS_NUM_PROPS];
+
+zprop_desc_t *
+zfs_prop_get_table(void)
+{
+	return (zfs_prop_table);
+}
+
+void
+zfs_prop_init(void)
+{
+	static zprop_index_t checksum_table[] = {
+		{ "on",		ZIO_CHECKSUM_ON },
+		{ "off",	ZIO_CHECKSUM_OFF },
+		{ "fletcher2",	ZIO_CHECKSUM_FLETCHER_2 },
+		{ "fletcher4",	ZIO_CHECKSUM_FLETCHER_4 },
+		{ "sha256",	ZIO_CHECKSUM_SHA256 },
+		{ NULL }
+	};
+
+	static zprop_index_t compress_table[] = {
+		{ "on",		ZIO_COMPRESS_ON },
+		{ "off",	ZIO_COMPRESS_OFF },
+		{ "lzjb",	ZIO_COMPRESS_LZJB },
+		{ "gzip",	ZIO_COMPRESS_GZIP_6 },	/* gzip default */
+		{ "gzip-1",	ZIO_COMPRESS_GZIP_1 },
+		{ "gzip-2",	ZIO_COMPRESS_GZIP_2 },
+		{ "gzip-3",	ZIO_COMPRESS_GZIP_3 },
+		{ "gzip-4",	ZIO_COMPRESS_GZIP_4 },
+		{ "gzip-5",	ZIO_COMPRESS_GZIP_5 },
+		{ "gzip-6",	ZIO_COMPRESS_GZIP_6 },
+		{ "gzip-7",	ZIO_COMPRESS_GZIP_7 },
+		{ "gzip-8",	ZIO_COMPRESS_GZIP_8 },
+		{ "gzip-9",	ZIO_COMPRESS_GZIP_9 },
+		{ NULL }
+	};
+
+	static zprop_index_t snapdir_table[] = {
+		{ "hidden",	ZFS_SNAPDIR_HIDDEN },
+		{ "visible",	ZFS_SNAPDIR_VISIBLE },
+		{ NULL }
+	};
+
+	static zprop_index_t acl_mode_table[] = {
+		{ "discard",	ZFS_ACL_DISCARD },
+		{ "groupmask",	ZFS_ACL_GROUPMASK },
+		{ "passthrough", ZFS_ACL_PASSTHROUGH },
+		{ NULL }
+	};
+
+	static zprop_index_t acl_inherit_table[] = {
+		{ "discard",	ZFS_ACL_DISCARD },
+		{ "noallow",	ZFS_ACL_NOALLOW },
+		{ "restricted",	ZFS_ACL_RESTRICTED },
+		{ "passthrough", ZFS_ACL_PASSTHROUGH },
+		{ "secure",	ZFS_ACL_RESTRICTED }, /* bkwrd compatability */
+		{ "passthrough-x", ZFS_ACL_PASSTHROUGH_X },
+		{ NULL }
+	};
+
+	static zprop_index_t case_table[] = {
+		{ "sensitive",		ZFS_CASE_SENSITIVE },
+		{ "insensitive",	ZFS_CASE_INSENSITIVE },
+		{ "mixed",		ZFS_CASE_MIXED },
+		{ NULL }
+	};
+
+	static zprop_index_t copies_table[] = {
+		{ "1",		1 },
+		{ "2",		2 },
+		{ "3",		3 },
+		{ NULL }
+	};
+
+	/*
+	 * Use the unique flags we have to send to u8_strcmp() and/or
+	 * u8_textprep() to represent the various normalization property
+	 * values.
+	 */
+	static zprop_index_t normalize_table[] = {
+		{ "none",	0 },
+		{ "formD",	U8_TEXTPREP_NFD },
+		{ "formKC",	U8_TEXTPREP_NFKC },
+		{ "formC",	U8_TEXTPREP_NFC },
+		{ "formKD",	U8_TEXTPREP_NFKD },
+		{ NULL }
+	};
+
+	static zprop_index_t version_table[] = {
+		{ "1",		1 },
+		{ "2",		2 },
+		{ "3",		3 },
+		{ "current",	ZPL_VERSION },
+		{ NULL }
+	};
+
+	static zprop_index_t boolean_table[] = {
+		{ "off",	0 },
+		{ "on",		1 },
+		{ NULL }
+	};
+
+	static zprop_index_t canmount_table[] = {
+		{ "off",	ZFS_CANMOUNT_OFF },
+		{ "on",		ZFS_CANMOUNT_ON },
+		{ "noauto",	ZFS_CANMOUNT_NOAUTO },
+		{ NULL }
+	};
+
+	static zprop_index_t cache_table[] = {
+		{ "none",	ZFS_CACHE_NONE },
+		{ "metadata",	ZFS_CACHE_METADATA },
+		{ "all",	ZFS_CACHE_ALL },
+		{ NULL }
+	};
+
+	/* inherit index properties */
+	register_index(ZFS_PROP_CHECKSUM, "checksum", ZIO_CHECKSUM_DEFAULT,
+	    PROP_INHERIT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME,
+	    "on | off | fletcher2 | fletcher4 | sha256", "CHECKSUM",
+	    checksum_table);
+	register_index(ZFS_PROP_COMPRESSION, "compression",
+	    ZIO_COMPRESS_DEFAULT, PROP_INHERIT,
+	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME,
+	    "on | off | lzjb | gzip | gzip-[1-9]", "COMPRESS", compress_table);
+	register_index(ZFS_PROP_SNAPDIR, "snapdir", ZFS_SNAPDIR_HIDDEN,
+	    PROP_INHERIT, ZFS_TYPE_FILESYSTEM,
+	    "hidden | visible", "SNAPDIR", snapdir_table);
+	register_index(ZFS_PROP_ACLMODE, "aclmode", ZFS_ACL_GROUPMASK,
+	    PROP_INHERIT, ZFS_TYPE_FILESYSTEM,
+	    "discard | groupmask | passthrough", "ACLMODE", acl_mode_table);
+	register_index(ZFS_PROP_ACLINHERIT, "aclinherit", ZFS_ACL_RESTRICTED,
+	    PROP_INHERIT, ZFS_TYPE_FILESYSTEM,
+	    "discard | noallow | restricted | passthrough | passthrough-x",
+	    "ACLINHERIT", acl_inherit_table);
+	register_index(ZFS_PROP_COPIES, "copies", 1,
+	    PROP_INHERIT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME,
+	    "1 | 2 | 3", "COPIES", copies_table);
+	register_index(ZFS_PROP_PRIMARYCACHE, "primarycache",
+	    ZFS_CACHE_ALL, PROP_INHERIT,
+	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT | ZFS_TYPE_VOLUME,
+	    "all | none | metadata", "PRIMARYCACHE", cache_table);
+	register_index(ZFS_PROP_SECONDARYCACHE, "secondarycache",
+	    ZFS_CACHE_ALL, PROP_INHERIT,
+	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT | ZFS_TYPE_VOLUME,
+	    "all | none | metadata", "SECONDARYCACHE", cache_table);
+
+	/* inherit index (boolean) properties */
+	register_index(ZFS_PROP_ATIME, "atime", 1, PROP_INHERIT,
+	    ZFS_TYPE_FILESYSTEM, "on | off", "ATIME", boolean_table);
+	register_index(ZFS_PROP_DEVICES, "devices", 1, PROP_INHERIT,
+	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, "on | off", "DEVICES",
+	    boolean_table);
+	register_index(ZFS_PROP_EXEC, "exec", 1, PROP_INHERIT,
+	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, "on | off", "EXEC",
+	    boolean_table);
+	register_index(ZFS_PROP_SETUID, "setuid", 1, PROP_INHERIT,
+	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, "on | off", "SETUID",
+	    boolean_table);
+	register_index(ZFS_PROP_READONLY, "readonly", 0, PROP_INHERIT,
+	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "on | off", "RDONLY",
+	    boolean_table);
+	register_index(ZFS_PROP_ZONED, "zoned", 0, PROP_INHERIT,
+	    ZFS_TYPE_FILESYSTEM, "on | off", "ZONED", boolean_table);
+	register_index(ZFS_PROP_XATTR, "xattr", 1, PROP_INHERIT,
+	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, "on | off", "XATTR",
+	    boolean_table);
+	register_index(ZFS_PROP_VSCAN, "vscan", 0, PROP_INHERIT,
+	    ZFS_TYPE_FILESYSTEM, "on | off", "VSCAN",
+	    boolean_table);
+	register_index(ZFS_PROP_NBMAND, "nbmand", 0, PROP_INHERIT,
+	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT, "on | off", "NBMAND",
+	    boolean_table);
+
+	/* default index properties */
+	register_index(ZFS_PROP_VERSION, "version", 0, PROP_DEFAULT,
+	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT,
+	    "1 | 2 | 3 | current", "VERSION", version_table);
+	register_index(ZFS_PROP_CANMOUNT, "canmount", ZFS_CANMOUNT_ON,
+	    PROP_DEFAULT, ZFS_TYPE_FILESYSTEM, "on | off | noauto",
+	    "CANMOUNT", canmount_table);
+
+	/* readonly index (boolean) properties */
+	register_index(ZFS_PROP_MOUNTED, "mounted", 0, PROP_READONLY,
+	    ZFS_TYPE_FILESYSTEM, "yes | no", "MOUNTED", boolean_table);
+
+	/* set once index properties */
+	register_index(ZFS_PROP_NORMALIZE, "normalization", 0,
+	    PROP_ONETIME, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT,
+	    "none | formC | formD | formKC | formKD", "NORMALIZATION",
+	    normalize_table);
+	register_index(ZFS_PROP_CASE, "casesensitivity", ZFS_CASE_SENSITIVE,
+	    PROP_ONETIME, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT,
+	    "sensitive | insensitive | mixed", "CASE", case_table);
+
+	/* set once index (boolean) properties */
+	register_index(ZFS_PROP_UTF8ONLY, "utf8only", 0, PROP_ONETIME,
+	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_SNAPSHOT,
+	    "on | off", "UTF8ONLY", boolean_table);
+
+	/* string properties */
+	register_string(ZFS_PROP_ORIGIN, "origin", NULL, PROP_READONLY,
+	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "<snapshot>", "ORIGIN");
+	register_string(ZFS_PROP_MOUNTPOINT, "mountpoint", "/", PROP_INHERIT,
+	    ZFS_TYPE_FILESYSTEM, "<path> | legacy | none", "MOUNTPOINT");
+	register_string(ZFS_PROP_SHARENFS, "sharenfs", "off", PROP_INHERIT,
+	    ZFS_TYPE_FILESYSTEM, "on | off | share(1M) options", "SHARENFS");
+	register_string(ZFS_PROP_SHAREISCSI, "shareiscsi", "off", PROP_INHERIT,
+	    ZFS_TYPE_DATASET, "on | off | type=<type>", "SHAREISCSI");
+	register_string(ZFS_PROP_TYPE, "type", NULL, PROP_READONLY,
+	    ZFS_TYPE_DATASET, "filesystem | volume | snapshot", "TYPE");
+	register_string(ZFS_PROP_SHARESMB, "sharesmb", "off", PROP_INHERIT,
+	    ZFS_TYPE_FILESYSTEM, "on | off | sharemgr(1M) options", "SHARESMB");
+
+	/* readonly number properties */
+	register_number(ZFS_PROP_USED, "used", 0, PROP_READONLY,
+	    ZFS_TYPE_DATASET, "<size>", "USED");
+	register_number(ZFS_PROP_AVAILABLE, "available", 0, PROP_READONLY,
+	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "<size>", "AVAIL");
+	register_number(ZFS_PROP_REFERENCED, "referenced", 0, PROP_READONLY,
+	    ZFS_TYPE_DATASET, "<size>", "REFER");
+	register_number(ZFS_PROP_COMPRESSRATIO, "compressratio", 0,
+	    PROP_READONLY, ZFS_TYPE_DATASET,
+	    "<1.00x or higher if compressed>", "RATIO");
+	register_number(ZFS_PROP_VOLBLOCKSIZE, "volblocksize", 8192,
+	    PROP_ONETIME,
+	    ZFS_TYPE_VOLUME, "512 to 128k, power of 2",	"VOLBLOCK");
+	register_number(ZFS_PROP_USEDSNAP, "usedbysnapshots", 0, PROP_READONLY,
+	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "<size>", "USEDSNAP");
+	register_number(ZFS_PROP_USEDDS, "usedbydataset", 0, PROP_READONLY,
+	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "<size>", "USEDDS");
+	register_number(ZFS_PROP_USEDCHILD, "usedbychildren", 0, PROP_READONLY,
+	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "<size>", "USEDCHILD");
+	register_number(ZFS_PROP_USEDREFRESERV, "usedbyrefreservation", 0,
+	    PROP_READONLY,
+	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "<size>", "USEDREFRESERV");
+
+	/* default number properties */
+	register_number(ZFS_PROP_QUOTA, "quota", 0, PROP_DEFAULT,
+	    ZFS_TYPE_FILESYSTEM, "<size> | none", "QUOTA");
+	register_number(ZFS_PROP_RESERVATION, "reservation", 0, PROP_DEFAULT,
+	    ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME, "<size> | none", "RESERV");
+	register_number(ZFS_PROP_VOLSIZE, "volsize", 0, PROP_DEFAULT,
+	    ZFS_TYPE_VOLUME, "<size>", "VOLSIZE");
+	register_number(ZFS_PROP_REFQUOTA, "refquota", 0, PROP_DEFAULT,
+	    ZFS_TYPE_FILESYSTEM, "<size> | none", "REFQUOTA");
+	register_number(ZFS_PROP_REFRESERVATION, "refreservation", 0,
+	    PROP_DEFAULT, ZFS_TYPE_FILESYSTEM | ZFS_TYPE_VOLUME,
+	    "<size> | none", "REFRESERV");
+
+	/* inherit number properties */
+	register_number(ZFS_PROP_RECORDSIZE, "recordsize", SPA_MAXBLOCKSIZE,
+	    PROP_INHERIT,
+	    ZFS_TYPE_FILESYSTEM, "512 to 128k, power of 2", "RECSIZE");
+
+	/* hidden properties */
+	register_hidden(ZFS_PROP_CREATETXG, "createtxg", PROP_TYPE_NUMBER,
+	    PROP_READONLY, ZFS_TYPE_DATASET, NULL);
+	register_hidden(ZFS_PROP_NUMCLONES, "numclones", PROP_TYPE_NUMBER,
+	    PROP_READONLY, ZFS_TYPE_SNAPSHOT, NULL);
+	register_hidden(ZFS_PROP_NAME, "name", PROP_TYPE_STRING,
+	    PROP_READONLY, ZFS_TYPE_DATASET, "NAME");
+	register_hidden(ZFS_PROP_ISCSIOPTIONS, "iscsioptions", PROP_TYPE_STRING,
+	    PROP_INHERIT, ZFS_TYPE_VOLUME, "ISCSIOPTIONS");
+	register_hidden(ZFS_PROP_GUID, "guid", PROP_TYPE_NUMBER, PROP_READONLY,
+	    ZFS_TYPE_DATASET, "GUID");
+
+	/* oddball properties */
+	register_impl(ZFS_PROP_CREATION, "creation", PROP_TYPE_NUMBER, 0, NULL,
+	    PROP_READONLY, ZFS_TYPE_DATASET,
+	    "<date>", "CREATION", B_FALSE, B_TRUE, NULL);
+}
+
+boolean_t
+zfs_prop_delegatable(zfs_prop_t prop)
+{
+	zprop_desc_t *pd = &zfs_prop_table[prop];
+	return (pd->pd_attr != PROP_READONLY);
+}
+
+/*
+ * Given a zfs dataset property name, returns the corresponding property ID.
+ */
+zfs_prop_t
+zfs_name_to_prop(const char *propname)
+{
+	return (zprop_name_to_prop(propname, ZFS_TYPE_DATASET));
+}
+
+
+/*
+ * For user property names, we allow all lowercase alphanumeric characters, plus
+ * a few useful punctuation characters.
+ */
+static int
+valid_char(char c)
+{
+	return ((c >= 'a' && c <= 'z') ||
+	    (c >= '0' && c <= '9') ||
+	    c == '-' || c == '_' || c == '.' || c == ':');
+}
+
+/*
+ * Returns true if this is a valid user-defined property (one with a ':').
+ */
+boolean_t
+zfs_prop_user(const char *name)
+{
+	int i;
+	char c;
+	boolean_t foundsep = B_FALSE;
+
+	for (i = 0; i < strlen(name); i++) {
+		c = name[i];
+		if (!valid_char(c))
+			return (B_FALSE);
+		if (c == ':')
+			foundsep = B_TRUE;
+	}
+
+	if (!foundsep)
+		return (B_FALSE);
+
+	return (B_TRUE);
+}
+
+/*
+ * Tables of index types, plus functions to convert between the user view
+ * (strings) and internal representation (uint64_t).
+ */
+int
+zfs_prop_string_to_index(zfs_prop_t prop, const char *string, uint64_t *index)
+{
+	return (zprop_string_to_index(prop, string, index, ZFS_TYPE_DATASET));
+}
+
+int
+zfs_prop_index_to_string(zfs_prop_t prop, uint64_t index, const char **string)
+{
+	return (zprop_index_to_string(prop, index, string, ZFS_TYPE_DATASET));
+}
+
+/*
+ * Returns TRUE if the property applies to any of the given dataset types.
+ */
+boolean_t
+zfs_prop_valid_for_type(int prop, zfs_type_t types)
+{
+	return (zprop_valid_for_type(prop, types));
+}
+
+zprop_type_t
+zfs_prop_get_type(zfs_prop_t prop)
+{
+	return (zfs_prop_table[prop].pd_proptype);
+}
+
+/*
+ * Returns TRUE if the property is readonly.
+ */
+boolean_t
+zfs_prop_readonly(zfs_prop_t prop)
+{
+	return (zfs_prop_table[prop].pd_attr == PROP_READONLY ||
+	    zfs_prop_table[prop].pd_attr == PROP_ONETIME);
+}
+
+/*
+ * Returns TRUE if the property is only allowed to be set once.
+ */
+boolean_t
+zfs_prop_setonce(zfs_prop_t prop)
+{
+	return (zfs_prop_table[prop].pd_attr == PROP_ONETIME);
+}
+
+const char *
+zfs_prop_default_string(zfs_prop_t prop)
+{
+	return (zfs_prop_table[prop].pd_strdefault);
+}
+
+uint64_t
+zfs_prop_default_numeric(zfs_prop_t prop)
+{
+	return (zfs_prop_table[prop].pd_numdefault);
+}
+
+/*
+ * Given a dataset property ID, returns the corresponding name.
+ * Assuming the zfs dataset property ID is valid.
+ */
+const char *
+zfs_prop_to_name(zfs_prop_t prop)
+{
+	return (zfs_prop_table[prop].pd_name);
+}
+
+/*
+ * Returns TRUE if the property is inheritable.
+ */
+boolean_t
+zfs_prop_inheritable(zfs_prop_t prop)
+{
+	return (zfs_prop_table[prop].pd_attr == PROP_INHERIT ||
+	    zfs_prop_table[prop].pd_attr == PROP_ONETIME);
+}
+
+#ifndef _KERNEL
+
+/*
+ * Returns a string describing the set of acceptable values for the given
+ * zfs property, or NULL if it cannot be set.
+ */
+const char *
+zfs_prop_values(zfs_prop_t prop)
+{
+	return (zfs_prop_table[prop].pd_values);
+}
+
+/*
+ * Returns TRUE if this property is a string type.  Note that index types
+ * (compression, checksum) are treated as strings in userland, even though they
+ * are stored numerically on disk.
+ */
+int
+zfs_prop_is_string(zfs_prop_t prop)
+{
+	return (zfs_prop_table[prop].pd_proptype == PROP_TYPE_STRING ||
+	    zfs_prop_table[prop].pd_proptype == PROP_TYPE_INDEX);
+}
+
+/*
+ * Returns the column header for the given property.  Used only in
+ * 'zfs list -o', but centralized here with the other property information.
+ */
+const char *
+zfs_prop_column_name(zfs_prop_t prop)
+{
+	return (zfs_prop_table[prop].pd_colname);
+}
+
+/*
+ * Returns whether the given property should be displayed right-justified for
+ * 'zfs list'.
+ */
+boolean_t
+zfs_prop_align_right(zfs_prop_t prop)
+{
+	return (zfs_prop_table[prop].pd_rightalign);
+}
+
+#endif

module/zcommon/zpool_prop.c

@@ -0,0 +1,186 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+/*
+ * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#include <sys/zio.h>
+#include <sys/spa.h>
+#include <sys/zfs_acl.h>
+#include <sys/zfs_ioctl.h>
+#include <sys/fs/zfs.h>
+
+#include "zfs_prop.h"
+
+#if defined(_KERNEL)
+#include <sys/systm.h>
+#else
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>
+#endif
+
+static zprop_desc_t zpool_prop_table[ZPOOL_NUM_PROPS];
+
+zprop_desc_t *
+zpool_prop_get_table(void)
+{
+	return (zpool_prop_table);
+}
+
+void
+zpool_prop_init(void)
+{
+	static zprop_index_t boolean_table[] = {
+		{ "off",	0},
+		{ "on",		1},
+		{ NULL }
+	};
+
+	static zprop_index_t failuremode_table[] = {
+		{ "wait",	ZIO_FAILURE_MODE_WAIT },
+		{ "continue",	ZIO_FAILURE_MODE_CONTINUE },
+		{ "panic",	ZIO_FAILURE_MODE_PANIC },
+		{ NULL }
+	};
+
+	/* string properties */
+	register_string(ZPOOL_PROP_ALTROOT, "altroot", NULL, PROP_DEFAULT,
+	    ZFS_TYPE_POOL, "<path>", "ALTROOT");
+	register_string(ZPOOL_PROP_BOOTFS, "bootfs", NULL, PROP_DEFAULT,
+	    ZFS_TYPE_POOL, "<filesystem>", "BOOTFS");
+	register_string(ZPOOL_PROP_CACHEFILE, "cachefile", NULL, PROP_DEFAULT,
+	    ZFS_TYPE_POOL, "<file> | none", "CACHEFILE");
+
+	/* readonly number properties */
+	register_number(ZPOOL_PROP_SIZE, "size", 0, PROP_READONLY,
+	    ZFS_TYPE_POOL, "<size>", "SIZE");
+	register_number(ZPOOL_PROP_USED, "used", 0, PROP_READONLY,
+	    ZFS_TYPE_POOL, "<size>", "USED");
+	register_number(ZPOOL_PROP_AVAILABLE, "available", 0, PROP_READONLY,
+	    ZFS_TYPE_POOL, "<size>", "AVAIL");
+	register_number(ZPOOL_PROP_CAPACITY, "capacity", 0, PROP_READONLY,
+	    ZFS_TYPE_POOL, "<size>", "CAP");
+	register_number(ZPOOL_PROP_GUID, "guid", 0, PROP_READONLY,
+	    ZFS_TYPE_POOL, "<guid>", "GUID");
+	register_number(ZPOOL_PROP_HEALTH, "health", 0, PROP_READONLY,
+	    ZFS_TYPE_POOL, "<state>", "HEALTH");
+
+	/* default number properties */
+	register_number(ZPOOL_PROP_VERSION, "version", SPA_VERSION,
+	    PROP_DEFAULT, ZFS_TYPE_POOL, "<version>", "VERSION");
+
+	/* default index (boolean) properties */
+	register_index(ZPOOL_PROP_DELEGATION, "delegation", 1, PROP_DEFAULT,
+	    ZFS_TYPE_POOL, "on | off", "DELEGATION", boolean_table);
+	register_index(ZPOOL_PROP_AUTOREPLACE, "autoreplace", 0, PROP_DEFAULT,
+	    ZFS_TYPE_POOL, "on | off", "REPLACE", boolean_table);
+	register_index(ZPOOL_PROP_LISTSNAPS, "listsnapshots", 0, PROP_DEFAULT,
+	    ZFS_TYPE_POOL, "on | off", "LISTSNAPS", boolean_table);
+
+	/* default index properties */
+	register_index(ZPOOL_PROP_FAILUREMODE, "failmode",
+	    ZIO_FAILURE_MODE_WAIT, PROP_DEFAULT, ZFS_TYPE_POOL,
+	    "wait | continue | panic", "FAILMODE", failuremode_table);
+
+	/* hidden properties */
+	register_hidden(ZPOOL_PROP_NAME, "name", PROP_TYPE_STRING,
+	    PROP_READONLY, ZFS_TYPE_POOL, "NAME");
+}
+
+/*
+ * Given a property name and its type, returns the corresponding property ID.
+ */
+zpool_prop_t
+zpool_name_to_prop(const char *propname)
+{
+	return (zprop_name_to_prop(propname, ZFS_TYPE_POOL));
+}
+
+/*
+ * Given a pool property ID, returns the corresponding name.
+ * Assuming the pool propety ID is valid.
+ */
+const char *
+zpool_prop_to_name(zpool_prop_t prop)
+{
+	return (zpool_prop_table[prop].pd_name);
+}
+
+zprop_type_t
+zpool_prop_get_type(zpool_prop_t prop)
+{
+	return (zpool_prop_table[prop].pd_proptype);
+}
+
+boolean_t
+zpool_prop_readonly(zpool_prop_t prop)
+{
+	return (zpool_prop_table[prop].pd_attr == PROP_READONLY);
+}
+
+const char *
+zpool_prop_default_string(zpool_prop_t prop)
+{
+	return (zpool_prop_table[prop].pd_strdefault);
+}
+
+uint64_t
+zpool_prop_default_numeric(zpool_prop_t prop)
+{
+	return (zpool_prop_table[prop].pd_numdefault);
+}
+
+int
+zpool_prop_string_to_index(zpool_prop_t prop, const char *string,
+    uint64_t *index)
+{
+	return (zprop_string_to_index(prop, string, index, ZFS_TYPE_POOL));
+}
+
+int
+zpool_prop_index_to_string(zpool_prop_t prop, uint64_t index,
+    const char **string)
+{
+	return (zprop_index_to_string(prop, index, string, ZFS_TYPE_POOL));
+}
+
+#ifndef _KERNEL
+
+const char *
+zpool_prop_values(zpool_prop_t prop)
+{
+	return (zpool_prop_table[prop].pd_values);
+}
+
+const char *
+zpool_prop_column_name(zpool_prop_t prop)
+{
+	return (zpool_prop_table[prop].pd_colname);
+}
+
+boolean_t
+zpool_prop_align_right(zpool_prop_t prop)
+{
+	return (zpool_prop_table[prop].pd_rightalign);
+}
+#endif

module/zcommon/zprop_common.c

@@ -0,0 +1,406 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+/*
+ * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+/*
+ * Common routines used by zfs and zpool property management.
+ */
+
+#include <sys/zio.h>
+#include <sys/spa.h>
+#include <sys/zfs_acl.h>
+#include <sys/zfs_ioctl.h>
+#include <sys/zfs_znode.h>
+#include <sys/fs/zfs.h>
+
+#include "zfs_prop.h"
+#include "zfs_deleg.h"
+
+#if defined(_KERNEL)
+#include <sys/systm.h>
+#include <util/qsort.h>
+#else
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>
+#endif
+
+static zprop_desc_t *
+zprop_get_proptable(zfs_type_t type)
+{
+	if (type == ZFS_TYPE_POOL)
+		return (zpool_prop_get_table());
+	else
+		return (zfs_prop_get_table());
+}
+
+static int
+zprop_get_numprops(zfs_type_t type)
+{
+	if (type == ZFS_TYPE_POOL)
+		return (ZPOOL_NUM_PROPS);
+	else
+		return (ZFS_NUM_PROPS);
+}
+
+void
+register_impl(int prop, const char *name, zprop_type_t type,
+    uint64_t numdefault, const char *strdefault, zprop_attr_t attr,
+    int objset_types, const char *values, const char *colname,
+    boolean_t rightalign, boolean_t visible, const zprop_index_t *idx_tbl)
+{
+	zprop_desc_t *prop_tbl = zprop_get_proptable(objset_types);
+	zprop_desc_t *pd;
+
+	pd = &prop_tbl[prop];
+
+	ASSERT(pd->pd_name == NULL || pd->pd_name == name);
+
+	pd->pd_name = name;
+	pd->pd_propnum = prop;
+	pd->pd_proptype = type;
+	pd->pd_numdefault = numdefault;
+	pd->pd_strdefault = strdefault;
+	pd->pd_attr = attr;
+	pd->pd_types = objset_types;
+	pd->pd_values = values;
+	pd->pd_colname = colname;
+	pd->pd_rightalign = rightalign;
+	pd->pd_visible = visible;
+	pd->pd_table = idx_tbl;
+}
+
+void
+register_string(int prop, const char *name, const char *def,
+    zprop_attr_t attr, int objset_types, const char *values,
+    const char *colname)
+{
+	register_impl(prop, name, PROP_TYPE_STRING, 0, def, attr,
+	    objset_types, values, colname, B_FALSE, B_TRUE, NULL);
+
+}
+
+void
+register_number(int prop, const char *name, uint64_t def, zprop_attr_t attr,
+    int objset_types, const char *values, const char *colname)
+{
+	register_impl(prop, name, PROP_TYPE_NUMBER, def, NULL, attr,
+	    objset_types, values, colname, B_TRUE, B_TRUE, NULL);
+}
+
+void
+register_index(int prop, const char *name, uint64_t def, zprop_attr_t attr,
+    int objset_types, const char *values, const char *colname,
+    const zprop_index_t *idx_tbl)
+{
+	register_impl(prop, name, PROP_TYPE_INDEX, def, NULL, attr,
+	    objset_types, values, colname, B_TRUE, B_TRUE, idx_tbl);
+}
+
+void
+register_hidden(int prop, const char *name, zprop_type_t type,
+    zprop_attr_t attr, int objset_types, const char *colname)
+{
+	register_impl(prop, name, type, 0, NULL, attr,
+	    objset_types, NULL, colname, B_FALSE, B_FALSE, NULL);
+}
+
+
+/*
+ * A comparison function we can use to order indexes into property tables.
+ */
+static int
+zprop_compare(const void *arg1, const void *arg2)
+{
+	const zprop_desc_t *p1 = *((zprop_desc_t **)arg1);
+	const zprop_desc_t *p2 = *((zprop_desc_t **)arg2);
+	boolean_t p1ro, p2ro;
+
+	p1ro = (p1->pd_attr == PROP_READONLY);
+	p2ro = (p2->pd_attr == PROP_READONLY);
+
+	if (p1ro == p2ro)
+		return (strcmp(p1->pd_name, p2->pd_name));
+
+	return (p1ro ? -1 : 1);
+}
+
+/*
+ * Iterate over all properties in the given property table, calling back
+ * into the specified function for each property. We will continue to
+ * iterate until we either reach the end or the callback function returns
+ * something other than ZPROP_CONT.
+ */
+int
+zprop_iter_common(zprop_func func, void *cb, boolean_t show_all,
+    boolean_t ordered, zfs_type_t type)
+{
+	int i, num_props, size, prop;
+	zprop_desc_t *prop_tbl;
+	zprop_desc_t **order;
+
+	prop_tbl = zprop_get_proptable(type);
+	num_props = zprop_get_numprops(type);
+	size = num_props * sizeof (zprop_desc_t *);
+
+#if defined(_KERNEL)
+	order = kmem_alloc(size, KM_SLEEP);
+#else
+	if ((order = malloc(size)) == NULL)
+		return (ZPROP_CONT);
+#endif
+
+	for (int j = 0; j < num_props; j++)
+		order[j] = &prop_tbl[j];
+
+	if (ordered) {
+		qsort((void *)order, num_props, sizeof (zprop_desc_t *),
+		    zprop_compare);
+	}
+
+	prop = ZPROP_CONT;
+	for (i = 0; i < num_props; i++) {
+		if ((order[i]->pd_visible || show_all) &&
+		    (func(order[i]->pd_propnum, cb) != ZPROP_CONT)) {
+			prop = order[i]->pd_propnum;
+			break;
+		}
+	}
+
+#if defined(_KERNEL)
+	kmem_free(order, size);
+#else
+	free(order);
+#endif
+	return (prop);
+}
+
+static boolean_t
+propname_match(const char *p, size_t len, zprop_desc_t *prop_entry)
+{
+	const char *propname = prop_entry->pd_name;
+#ifndef _KERNEL
+	const char *colname = prop_entry->pd_colname;
+	int c;
+
+	if (colname == NULL)
+		return (B_FALSE);
+#endif
+
+	if (len == strlen(propname) &&
+	    strncmp(p, propname, len) == 0)
+		return (B_TRUE);
+
+#ifndef _KERNEL
+	if (len != strlen(colname))
+		return (B_FALSE);
+
+	for (c = 0; c < len; c++)
+		if (p[c] != tolower(colname[c]))
+			break;
+
+	return (colname[c] == '\0');
+#else
+	return (B_FALSE);
+#endif
+}
+
+typedef struct name_to_prop_cb {
+	const char *propname;
+	zprop_desc_t *prop_tbl;
+} name_to_prop_cb_t;
+
+static int
+zprop_name_to_prop_cb(int prop, void *cb_data)
+{
+	name_to_prop_cb_t *data = cb_data;
+
+	if (propname_match(data->propname, strlen(data->propname),
+	    &data->prop_tbl[prop]))
+		return (prop);
+
+	return (ZPROP_CONT);
+}
+
+int
+zprop_name_to_prop(const char *propname, zfs_type_t type)
+{
+	int prop;
+	name_to_prop_cb_t cb_data;
+
+	cb_data.propname = propname;
+	cb_data.prop_tbl = zprop_get_proptable(type);
+
+	prop = zprop_iter_common(zprop_name_to_prop_cb, &cb_data,
+	    B_TRUE, B_FALSE, type);
+
+	return (prop == ZPROP_CONT ? ZPROP_INVAL : prop);
+}
+
+int
+zprop_string_to_index(int prop, const char *string, uint64_t *index,
+    zfs_type_t type)
+{
+	zprop_desc_t *prop_tbl;
+	const zprop_index_t *idx_tbl;
+	int i;
+
+	if (prop == ZPROP_INVAL || prop == ZPROP_CONT)
+		return (-1);
+
+	ASSERT(prop < zprop_get_numprops(type));
+	prop_tbl = zprop_get_proptable(type);
+	if ((idx_tbl = prop_tbl[prop].pd_table) == NULL)
+		return (-1);
+
+	for (i = 0; idx_tbl[i].pi_name != NULL; i++) {
+		if (strcmp(string, idx_tbl[i].pi_name) == 0) {
+			*index = idx_tbl[i].pi_value;
+			return (0);
+		}
+	}
+
+	return (-1);
+}
+
+int
+zprop_index_to_string(int prop, uint64_t index, const char **string,
+    zfs_type_t type)
+{
+	zprop_desc_t *prop_tbl;
+	const zprop_index_t *idx_tbl;
+	int i;
+
+	if (prop == ZPROP_INVAL || prop == ZPROP_CONT)
+		return (-1);
+
+	ASSERT(prop < zprop_get_numprops(type));
+	prop_tbl = zprop_get_proptable(type);
+	if ((idx_tbl = prop_tbl[prop].pd_table) == NULL)
+		return (-1);
+
+	for (i = 0; idx_tbl[i].pi_name != NULL; i++) {
+		if (idx_tbl[i].pi_value == index) {
+			*string = idx_tbl[i].pi_name;
+			return (0);
+		}
+	}
+
+	return (-1);
+}
+
+const char *
+zprop_values(int prop, zfs_type_t type)
+{
+	zprop_desc_t *prop_tbl;
+
+	ASSERT(prop != ZPROP_INVAL && prop != ZPROP_CONT);
+	ASSERT(prop < zprop_get_numprops(type));
+
+	prop_tbl = zprop_get_proptable(type);
+
+	return (prop_tbl[prop].pd_values);
+}
+
+/*
+ * Returns TRUE if the property applies to any of the given dataset types.
+ */
+boolean_t
+zprop_valid_for_type(int prop, zfs_type_t type)
+{
+	zprop_desc_t *prop_tbl;
+
+	if (prop == ZPROP_INVAL || prop == ZPROP_CONT)
+		return (B_FALSE);
+
+	ASSERT(prop < zprop_get_numprops(type));
+	prop_tbl = zprop_get_proptable(type);
+	return ((prop_tbl[prop].pd_types & type) != 0);
+}
+
+#ifndef _KERNEL
+
+/*
+ * Determines the minimum width for the column, and indicates whether it's fixed
+ * or not.  Only string columns are non-fixed.
+ */
+size_t
+zprop_width(int prop, boolean_t *fixed, zfs_type_t type)
+{
+	zprop_desc_t *prop_tbl, *pd;
+	const zprop_index_t *idx;
+	size_t ret;
+	int i;
+
+	ASSERT(prop != ZPROP_INVAL && prop != ZPROP_CONT);
+	ASSERT(prop < zprop_get_numprops(type));
+
+	prop_tbl = zprop_get_proptable(type);
+	pd = &prop_tbl[prop];
+
+	*fixed = B_TRUE;
+
+	/*
+	 * Start with the width of the column name.
+	 */
+	ret = strlen(pd->pd_colname);
+
+	/*
+	 * For fixed-width values, make sure the width is large enough to hold
+	 * any possible value.
+	 */
+	switch (pd->pd_proptype) {
+	case PROP_TYPE_NUMBER:
+		/*
+		 * The maximum length of a human-readable number is 5 characters
+		 * ("20.4M", for example).
+		 */
+		if (ret < 5)
+			ret = 5;
+		/*
+		 * 'creation' is handled specially because it's a number
+		 * internally, but displayed as a date string.
+		 */
+		if (prop == ZFS_PROP_CREATION)
+			*fixed = B_FALSE;
+		break;
+	case PROP_TYPE_INDEX:
+		idx = prop_tbl[prop].pd_table;
+		for (i = 0; idx[i].pi_name != NULL; i++) {
+			if (strlen(idx[i].pi_name) > ret)
+				ret = strlen(idx[i].pi_name);
+		}
+		break;
+
+	case PROP_TYPE_STRING:
+		*fixed = B_FALSE;
+		break;
+	}
+
+	return (ret);
+}
+
+#endif