120 lines
3.9 KiB
C
120 lines
3.9 KiB
C
/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License (the "License").
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* You may not use this file except in compliance with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/*
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* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
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*/
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#ifndef _SYS_DSL_PROP_H
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#define _SYS_DSL_PROP_H
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#include <sys/dmu.h>
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#include <sys/dsl_pool.h>
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#include <sys/zfs_context.h>
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#include <sys/dsl_synctask.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct dsl_dataset;
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struct dsl_dir;
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/* The callback func may not call into the DMU or DSL! */
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typedef void (dsl_prop_changed_cb_t)(void *arg, uint64_t newval);
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typedef struct dsl_prop_cb_record {
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list_node_t cbr_node; /* link on dd_prop_cbs */
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struct dsl_dataset *cbr_ds;
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const char *cbr_propname;
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dsl_prop_changed_cb_t *cbr_func;
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void *cbr_arg;
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} dsl_prop_cb_record_t;
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typedef struct dsl_props_arg {
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nvlist_t *pa_props;
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zprop_source_t pa_source;
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} dsl_props_arg_t;
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typedef struct dsl_prop_set_arg {
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const char *psa_name;
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zprop_source_t psa_source;
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int psa_intsz;
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int psa_numints;
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const void *psa_value;
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/*
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* Used to handle the special requirements of the quota and reservation
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* properties.
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*/
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uint64_t psa_effective_value;
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} dsl_prop_setarg_t;
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int dsl_prop_register(struct dsl_dataset *ds, const char *propname,
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dsl_prop_changed_cb_t *callback, void *cbarg);
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int dsl_prop_unregister(struct dsl_dataset *ds, const char *propname,
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dsl_prop_changed_cb_t *callback, void *cbarg);
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int dsl_prop_numcb(struct dsl_dataset *ds);
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int dsl_prop_get(const char *ddname, const char *propname,
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int intsz, int numints, void *buf, char *setpoint);
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int dsl_prop_get_integer(const char *ddname, const char *propname,
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uint64_t *valuep, char *setpoint);
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int dsl_prop_get_all(objset_t *os, nvlist_t **nvp);
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int dsl_prop_get_received(objset_t *os, nvlist_t **nvp);
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int dsl_prop_get_ds(struct dsl_dataset *ds, const char *propname,
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int intsz, int numints, void *buf, char *setpoint);
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int dsl_prop_get_dd(struct dsl_dir *dd, const char *propname,
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int intsz, int numints, void *buf, char *setpoint,
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boolean_t snapshot);
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dsl_syncfunc_t dsl_props_set_sync;
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int dsl_prop_set(const char *ddname, const char *propname,
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zprop_source_t source, int intsz, int numints, const void *buf);
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int dsl_props_set(const char *dsname, zprop_source_t source, nvlist_t *nvl);
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void dsl_dir_prop_set_uint64_sync(dsl_dir_t *dd, const char *name, uint64_t val,
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dmu_tx_t *tx);
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void dsl_prop_setarg_init_uint64(dsl_prop_setarg_t *psa, const char *propname,
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zprop_source_t source, uint64_t *value);
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int dsl_prop_predict_sync(dsl_dir_t *dd, dsl_prop_setarg_t *psa);
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#ifdef ZFS_DEBUG
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void dsl_prop_check_prediction(dsl_dir_t *dd, dsl_prop_setarg_t *psa);
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#define DSL_PROP_CHECK_PREDICTION(dd, psa) \
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dsl_prop_check_prediction((dd), (psa))
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#else
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#define DSL_PROP_CHECK_PREDICTION(dd, psa) /* nothing */
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#endif
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/* flag first receive on or after SPA_VERSION_RECVD_PROPS */
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boolean_t dsl_prop_get_hasrecvd(objset_t *os);
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void dsl_prop_set_hasrecvd(objset_t *os);
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void dsl_prop_unset_hasrecvd(objset_t *os);
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void dsl_prop_nvlist_add_uint64(nvlist_t *nv, zfs_prop_t prop, uint64_t value);
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void dsl_prop_nvlist_add_string(nvlist_t *nv,
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zfs_prop_t prop, const char *value);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _SYS_DSL_PROP_H */
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