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.
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.
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]
23 * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
24 * Copyright (c) 2011 by Delphix. All rights reserved.
31 #include <sys/fs/zfs.h>
32 #include <sys/zfs_ioctl.h>
34 #include <sys/nvpair.h>
40 #if defined(HAVE_LIBTOPO)
41 #include <fm/libtopo.h>
42 #endif /* HAVE_LIBTOPO */
53 typedef struct libzfs_fru {
56 struct libzfs_fru *zf_chain;
57 struct libzfs_fru *zf_next;
60 struct libzfs_handle {
64 FILE *libzfs_sharetab;
65 zpool_handle_t *libzfs_pool_handles;
66 uu_avl_pool_t *libzfs_ns_avlpool;
67 uu_avl_t *libzfs_ns_avl;
68 uint64_t libzfs_ns_gen;
69 int libzfs_desc_active;
70 char libzfs_action[1024];
71 char libzfs_desc[1024];
74 int libzfs_storeerr; /* stuff error messages into buffer */
75 void *libzfs_sharehdl; /* libshare handle */
76 uint_t libzfs_shareflags;
77 boolean_t libzfs_mnttab_enable;
78 avl_tree_t libzfs_mnttab_cache;
80 #if defined(HAVE_LIBTOPO)
81 topo_hdl_t *libzfs_topo_hdl;
82 libzfs_fru_t **libzfs_fru_hash;
83 libzfs_fru_t *libzfs_fru_list;
84 #endif /* HAVE_LIBTOPO */
85 char libzfs_chassis_id[256];
88 #define ZFSSHARE_MISS 0x01 /* Didn't find entry in cache */
91 libzfs_handle_t *zfs_hdl;
92 zpool_handle_t *zpool_hdl;
93 char zfs_name[ZFS_MAXNAMELEN];
94 zfs_type_t zfs_type; /* type including snapshot */
95 zfs_type_t zfs_head_type; /* type excluding snapshot */
96 dmu_objset_stats_t zfs_dmustats;
98 nvlist_t *zfs_user_props;
99 nvlist_t *zfs_recvd_props;
100 boolean_t zfs_mntcheck;
102 uint8_t *zfs_props_table;
106 * This is different from checking zfs_type, because it will also catch
107 * snapshots of volumes.
109 #define ZFS_IS_VOLUME(zhp) ((zhp)->zfs_head_type == ZFS_TYPE_VOLUME)
111 struct zpool_handle {
112 libzfs_handle_t *zpool_hdl;
113 zpool_handle_t *zpool_next;
114 char zpool_name[ZPOOL_MAXNAMELEN];
116 size_t zpool_config_size;
117 nvlist_t *zpool_config;
118 nvlist_t *zpool_old_config;
119 nvlist_t *zpool_props;
120 diskaddr_t zpool_start_block;
130 * The following can be used as a bitmask and any new values
131 * added must preserve that capability.
134 SHARED_NOT_SHARED = 0x0,
139 int zfs_error(libzfs_handle_t *, int, const char *);
140 int zfs_error_fmt(libzfs_handle_t *, int, const char *, ...);
141 void zfs_error_aux(libzfs_handle_t *, const char *, ...);
142 void *zfs_alloc(libzfs_handle_t *, size_t);
143 void *zfs_realloc(libzfs_handle_t *, void *, size_t, size_t);
144 char *zfs_asprintf(libzfs_handle_t *, const char *, ...);
145 char *zfs_strdup(libzfs_handle_t *, const char *);
146 int no_memory(libzfs_handle_t *);
148 int zfs_standard_error(libzfs_handle_t *, int, const char *);
149 int zfs_standard_error_fmt(libzfs_handle_t *, int, const char *, ...);
150 int zpool_standard_error(libzfs_handle_t *, int, const char *);
151 int zpool_standard_error_fmt(libzfs_handle_t *, int, const char *, ...);
153 int get_dependents(libzfs_handle_t *, boolean_t, const char *, char ***,
155 zfs_handle_t *make_dataset_handle_zc(libzfs_handle_t *, zfs_cmd_t *);
156 zfs_handle_t *make_dataset_simple_handle_zc(zfs_handle_t *, zfs_cmd_t *);
158 int zprop_parse_value(libzfs_handle_t *, nvpair_t *, int, zfs_type_t,
159 nvlist_t *, char **, uint64_t *, const char *);
160 int zprop_expand_list(libzfs_handle_t *hdl, zprop_list_t **plp,
164 * Use this changelist_gather() flag to force attempting mounts
165 * on each change node regardless of whether or not it is currently
168 #define CL_GATHER_MOUNT_ALWAYS 1
170 typedef struct prop_changelist prop_changelist_t;
172 int zcmd_alloc_dst_nvlist(libzfs_handle_t *, zfs_cmd_t *, size_t);
173 int zcmd_write_src_nvlist(libzfs_handle_t *, zfs_cmd_t *, nvlist_t *);
174 int zcmd_write_conf_nvlist(libzfs_handle_t *, zfs_cmd_t *, nvlist_t *);
175 int zcmd_expand_dst_nvlist(libzfs_handle_t *, zfs_cmd_t *);
176 int zcmd_read_dst_nvlist(libzfs_handle_t *, zfs_cmd_t *, nvlist_t **);
177 void zcmd_free_nvlists(zfs_cmd_t *);
179 int changelist_prefix(prop_changelist_t *);
180 int changelist_postfix(prop_changelist_t *);
181 void changelist_rename(prop_changelist_t *, const char *, const char *);
182 void changelist_remove(prop_changelist_t *, const char *);
183 void changelist_free(prop_changelist_t *);
184 prop_changelist_t *changelist_gather(zfs_handle_t *, zfs_prop_t, int, int);
185 int changelist_unshare(prop_changelist_t *, zfs_share_proto_t *);
186 int changelist_haszonedchild(prop_changelist_t *);
188 void remove_mountpoint(zfs_handle_t *);
189 int create_parents(libzfs_handle_t *, char *, int);
190 boolean_t isa_child_of(const char *dataset, const char *parent);
192 zfs_handle_t *make_dataset_handle(libzfs_handle_t *, const char *);
194 int zpool_open_silent(libzfs_handle_t *, const char *, zpool_handle_t **);
196 int zvol_create_link(libzfs_handle_t *, const char *);
197 int zvol_remove_link(libzfs_handle_t *, const char *);
198 boolean_t zpool_name_valid(libzfs_handle_t *, boolean_t, const char *);
200 int zfs_validate_name(libzfs_handle_t *hdl, const char *path, int type,
201 boolean_t modifying);
203 void namespace_clear(libzfs_handle_t *);
206 * libshare (sharemgr) interfaces used internally.
209 extern int zfs_init_libshare(libzfs_handle_t *, int);
210 extern void zfs_uninit_libshare(libzfs_handle_t *);
211 extern int zfs_parse_options(char *, zfs_share_proto_t);
213 extern int zfs_unshare_proto(zfs_handle_t *,
214 const char *, zfs_share_proto_t *);
216 extern void libzfs_fru_clear(libzfs_handle_t *, boolean_t);
222 #endif /* _LIBFS_IMPL_H */