1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. 23 * Copyright (c) 2012 by Delphix. All rights reserved. 24 */ 25 26 #ifndef _SYS_DSL_PROP_H 27 #define _SYS_DSL_PROP_H 28 29 #include <sys/dmu.h> 30 #include <sys/dsl_pool.h> 31 #include <sys/zfs_context.h> 32 #include <sys/dsl_synctask.h> 33 34 #ifdef __cplusplus 35 extern "C" { 36 #endif 37 38 struct dsl_dataset; 39 struct dsl_dir; 40 41 /* The callback func may not call into the DMU or DSL! */ 42 typedef void (dsl_prop_changed_cb_t)(void *arg, uint64_t newval); 43 44 typedef struct dsl_prop_cb_record { 45 list_node_t cbr_node; /* link on dd_prop_cbs */ 46 struct dsl_dataset *cbr_ds; 47 const char *cbr_propname; 48 dsl_prop_changed_cb_t *cbr_func; 49 void *cbr_arg; 50 } dsl_prop_cb_record_t; 51 52 typedef struct dsl_props_arg { 53 nvlist_t *pa_props; 54 zprop_source_t pa_source; 55 } dsl_props_arg_t; 56 57 int dsl_prop_register(struct dsl_dataset *ds, const char *propname, 58 dsl_prop_changed_cb_t *callback, void *cbarg); 59 int dsl_prop_unregister(struct dsl_dataset *ds, const char *propname, 60 dsl_prop_changed_cb_t *callback, void *cbarg); 61 void dsl_prop_notify_all(struct dsl_dir *dd); 62 boolean_t dsl_prop_hascb(struct dsl_dataset *ds); 63 64 int dsl_prop_get(const char *ddname, const char *propname, 65 int intsz, int numints, void *buf, char *setpoint); 66 int dsl_prop_get_integer(const char *ddname, const char *propname, 67 uint64_t *valuep, char *setpoint); 68 int dsl_prop_get_all(objset_t *os, nvlist_t **nvp); 69 int dsl_prop_get_received(const char *dsname, nvlist_t **nvp); 70 int dsl_prop_get_ds(struct dsl_dataset *ds, const char *propname, 71 int intsz, int numints, void *buf, char *setpoint); 72 int dsl_prop_get_int_ds(struct dsl_dataset *ds, const char *propname, 73 uint64_t *valuep); 74 int dsl_prop_get_dd(struct dsl_dir *dd, const char *propname, 75 int intsz, int numints, void *buf, char *setpoint, 76 boolean_t snapshot); 77 78 void dsl_props_set_sync_impl(struct dsl_dataset *ds, zprop_source_t source, 79 nvlist_t *props, dmu_tx_t *tx); 80 void dsl_prop_set_sync_impl(struct dsl_dataset *ds, const char *propname, 81 zprop_source_t source, int intsz, int numints, const void *value, 82 dmu_tx_t *tx); 83 int dsl_props_set(const char *dsname, zprop_source_t source, nvlist_t *nvl); 84 int dsl_prop_set_int(const char *dsname, const char *propname, 85 zprop_source_t source, uint64_t value); 86 int dsl_prop_set_string(const char *dsname, const char *propname, 87 zprop_source_t source, const char *value); 88 int dsl_prop_inherit(const char *dsname, const char *propname, 89 zprop_source_t source); 90 91 int dsl_prop_predict(dsl_dir_t *dd, const char *propname, 92 zprop_source_t source, uint64_t value, uint64_t *newvalp); 93 94 /* flag first receive on or after SPA_VERSION_RECVD_PROPS */ 95 boolean_t dsl_prop_get_hasrecvd(const char *dsname); 96 int dsl_prop_set_hasrecvd(const char *dsname); 97 void dsl_prop_unset_hasrecvd(const char *dsname); 98 99 void dsl_prop_nvlist_add_uint64(nvlist_t *nv, zfs_prop_t prop, uint64_t value); 100 void dsl_prop_nvlist_add_string(nvlist_t *nv, 101 zfs_prop_t prop, const char *value); 102 103 #ifdef __cplusplus 104 } 105 #endif 106 107 #endif /* _SYS_DSL_PROP_H */ 108