dsl_prop.h revision fa9e4066f08beec538e775443c5be79dd423fcab
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (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 2005 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _SYS_DSL_PROP_H
#define _SYS_DSL_PROP_H
#pragma ident "%Z%%M% %I% %E% SMI"
#include <sys/dmu.h>
#include <sys/dsl_pool.h>
#include <sys/zfs_context.h>
#ifdef __cplusplus
extern "C" {
#endif
struct dsl_dataset;
/* The callback func may not call into the DMU or DSL! */
typedef void (dsl_prop_changed_cb_t)(void *arg, uint64_t newval);
#define DSL_PROP_VALUE_UNDEFINED (-1ULL)
typedef struct dsl_prop_cb_record {
list_node_t cbr_node; /* link on dd_prop_cbs */
const char *cbr_propname;
dsl_prop_changed_cb_t *cbr_func;
void *cbr_arg;
} dsl_prop_cb_record_t;
int dsl_prop_register(struct dsl_dataset *ds, const char *propname,
dsl_prop_changed_cb_t *callback, void *cbarg);
int dsl_prop_unregister(struct dsl_dataset *ds, const char *propname,
dsl_prop_changed_cb_t *callback, void *cbarg);
int dsl_prop_get(const char *ddname, const char *propname,
int intsz, int numints, void *buf, char *setpoint);
int dsl_prop_get_string(const char *ddname, const char *propname,
char *value, int valuelen, char *setpoint);
int dsl_prop_get_integer(const char *ddname, const char *propname,
uint64_t *valuep, char *setpoint);
int dsl_prop_get_ds_integer(dsl_dir_t *dd, const char *propname,
uint64_t *valuep, char *setpoint);
int dsl_prop_set(const char *ddname, const char *propname,
int intsz, int numints, const void *buf);
#ifdef __cplusplus
}
#endif
#endif /* _SYS_DSL_PROP_H */