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/*
* 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 */
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