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.
30 #include <sys/fs/zfs.h>
31 #include <sys/zfs_ioctl.h>
33 #include <sys/nvpair.h>
39 #if defined(HAVE_LIBTOPO)
40 #include <fm/libtopo.h>
41 #endif /* HAVE_LIBTOPO */
52 typedef struct libzfs_fru {
55 struct libzfs_fru *zf_chain;
56 struct libzfs_fru *zf_next;
59 struct libzfs_handle {
63 FILE *libzfs_sharetab;
64 zpool_handle_t *libzfs_pool_handles;
65 uu_avl_pool_t *libzfs_ns_avlpool;
66 uu_avl_t *libzfs_ns_avl;
67 uint64_t libzfs_ns_gen;
68 int libzfs_desc_active;
69 char libzfs_action[1024];
70 char libzfs_desc[1024];
73 int libzfs_storeerr; /* stuff error messages into buffer */
74 void *libzfs_sharehdl; /* libshare handle */
75 uint_t libzfs_shareflags;
76 boolean_t libzfs_mnttab_enable;
77 avl_tree_t libzfs_mnttab_cache;
79 #if defined(HAVE_LIBTOPO)
80 topo_hdl_t *libzfs_topo_hdl;
81 libzfs_fru_t **libzfs_fru_hash;
82 libzfs_fru_t *libzfs_fru_list;
83 #endif /* HAVE_LIBTOPO */
84 char libzfs_chassis_id[256];
87 #define ZFSSHARE_MISS 0x01 /* Didn't find entry in cache */
90 libzfs_handle_t *zfs_hdl;
91 zpool_handle_t *zpool_hdl;
92 char zfs_name[ZFS_MAXNAMELEN];
93 zfs_type_t zfs_type; /* type including snapshot */
94 zfs_type_t zfs_head_type; /* type excluding snapshot */
95 dmu_objset_stats_t zfs_dmustats;
97 nvlist_t *zfs_user_props;
98 nvlist_t *zfs_recvd_props;
99 boolean_t zfs_mntcheck;
101 uint8_t *zfs_props_table;
105 * This is different from checking zfs_type, because it will also catch
106 * snapshots of volumes.
108 #define ZFS_IS_VOLUME(zhp) ((zhp)->zfs_head_type == ZFS_TYPE_VOLUME)
110 struct zpool_handle {
111 libzfs_handle_t *zpool_hdl;
112 zpool_handle_t *zpool_next;
113 char zpool_name[ZPOOL_MAXNAMELEN];
115 size_t zpool_config_size;
116 nvlist_t *zpool_config;
117 nvlist_t *zpool_old_config;
118 nvlist_t *zpool_props;
119 diskaddr_t zpool_start_block;
129 * The following can be used as a bitmask and any new values
130 * added must preserve that capability.
133 SHARED_NOT_SHARED = 0x0,
138 int zfs_error(libzfs_handle_t *, int, const char *);
139 int zfs_error_fmt(libzfs_handle_t *, int, const char *, ...);
140 void zfs_error_aux(libzfs_handle_t *, const char *, ...);
141 void *zfs_alloc(libzfs_handle_t *, size_t);
142 void *zfs_realloc(libzfs_handle_t *, void *, size_t, size_t);
143 char *zfs_asprintf(libzfs_handle_t *, const char *, ...);
144 char *zfs_strdup(libzfs_handle_t *, const char *);
145 int no_memory(libzfs_handle_t *);
147 int zfs_standard_error(libzfs_handle_t *, int, const char *);
148 int zfs_standard_error_fmt(libzfs_handle_t *, int, const char *, ...);
149 int zpool_standard_error(libzfs_handle_t *, int, const char *);
150 int zpool_standard_error_fmt(libzfs_handle_t *, int, const char *, ...);
152 int get_dependents(libzfs_handle_t *, boolean_t, const char *, char ***,
156 int zprop_parse_value(libzfs_handle_t *, nvpair_t *, int, zfs_type_t,
157 nvlist_t *, char **, uint64_t *, const char *);
158 int zprop_expand_list(libzfs_handle_t *hdl, zprop_list_t **plp,
162 * Use this changelist_gather() flag to force attempting mounts
163 * on each change node regardless of whether or not it is currently
166 #define CL_GATHER_MOUNT_ALWAYS 1
168 typedef struct prop_changelist prop_changelist_t;
170 int zcmd_alloc_dst_nvlist(libzfs_handle_t *, zfs_cmd_t *, size_t);
171 int zcmd_write_src_nvlist(libzfs_handle_t *, zfs_cmd_t *, nvlist_t *);
172 int zcmd_write_conf_nvlist(libzfs_handle_t *, zfs_cmd_t *, nvlist_t *);
173 int zcmd_expand_dst_nvlist(libzfs_handle_t *, zfs_cmd_t *);
174 int zcmd_read_dst_nvlist(libzfs_handle_t *, zfs_cmd_t *, nvlist_t **);
175 void zcmd_free_nvlists(zfs_cmd_t *);
177 int changelist_prefix(prop_changelist_t *);
178 int changelist_postfix(prop_changelist_t *);
179 void changelist_rename(prop_changelist_t *, const char *, const char *);
180 void changelist_remove(prop_changelist_t *, const char *);
181 void changelist_free(prop_changelist_t *);
182 prop_changelist_t *changelist_gather(zfs_handle_t *, zfs_prop_t, int, int);
183 int changelist_unshare(prop_changelist_t *, zfs_share_proto_t *);
184 int changelist_haszonedchild(prop_changelist_t *);
186 void remove_mountpoint(zfs_handle_t *);
187 int create_parents(libzfs_handle_t *, char *, int);
188 boolean_t isa_child_of(const char *dataset, const char *parent);
190 zfs_handle_t *make_dataset_handle(libzfs_handle_t *, const char *);
192 int zpool_open_silent(libzfs_handle_t *, const char *, zpool_handle_t **);
194 int zvol_create_link(libzfs_handle_t *, const char *);
195 int zvol_remove_link(libzfs_handle_t *, const char *);
196 boolean_t zpool_name_valid(libzfs_handle_t *, boolean_t, const char *);
198 int zfs_validate_name(libzfs_handle_t *hdl, const char *path, int type,
199 boolean_t modifying);
201 void namespace_clear(libzfs_handle_t *);
204 * libshare (sharemgr) interfaces used internally.
207 extern int zfs_init_libshare(libzfs_handle_t *, int);
208 extern void zfs_uninit_libshare(libzfs_handle_t *);
209 extern int zfs_parse_options(char *, zfs_share_proto_t);
211 extern int zfs_unshare_proto(zfs_handle_t *,
212 const char *, zfs_share_proto_t *);
214 extern void libzfs_fru_clear(libzfs_handle_t *, boolean_t);
220 #endif /* _LIBFS_IMPL_H */