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7bdf406d TG |
1 | /* |
2 | * CDDL HEADER SART | |
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 | /* | |
23 | * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. | |
0bd31011 | 24 | * Copyright (c) 2013 by Delphix. All rights reserved. |
7bdf406d TG |
25 | */ |
26 | ||
27 | #ifndef _LIBZFS_IMPL_H | |
28 | #define _LIBZFS_IMPL_H | |
29 | ||
0bd31011 | 30 | #include <sys/dmu.h> |
7bdf406d | 31 | #include <sys/fs/zfs.h> |
0bd31011 | 32 | #include <sys/zfs_ioctl.h> |
7bdf406d TG |
33 | #include <sys/spa.h> |
34 | #include <sys/nvpair.h> | |
35 | ||
36 | #include <libuutil.h> | |
37 | #include <libzfs.h> | |
38 | #include <libshare.h> | |
39 | #include <libzfs_core.h> | |
40 | ||
41 | #if defined(HAVE_LIBTOPO) | |
42 | #include <fm/libtopo.h> | |
43 | #endif /* HAVE_LIBTOPO */ | |
44 | ||
45 | #ifdef __cplusplus | |
46 | extern "C" { | |
47 | #endif | |
48 | ||
0bd31011 TG |
49 | #ifdef VERIFY |
50 | #undef VERIFY | |
51 | #endif | |
52 | #define VERIFY verify | |
53 | ||
7bdf406d TG |
54 | typedef struct libzfs_fru { |
55 | char *zf_device; | |
56 | char *zf_fru; | |
57 | struct libzfs_fru *zf_chain; | |
58 | struct libzfs_fru *zf_next; | |
59 | } libzfs_fru_t; | |
60 | ||
61 | struct libzfs_handle { | |
62 | int libzfs_error; | |
63 | int libzfs_fd; | |
64 | FILE *libzfs_mnttab; | |
65 | FILE *libzfs_sharetab; | |
66 | zpool_handle_t *libzfs_pool_handles; | |
67 | uu_avl_pool_t *libzfs_ns_avlpool; | |
68 | uu_avl_t *libzfs_ns_avl; | |
69 | uint64_t libzfs_ns_gen; | |
70 | int libzfs_desc_active; | |
71 | char libzfs_action[1024]; | |
72 | char libzfs_desc[1024]; | |
73 | int libzfs_printerr; | |
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; | |
79 | int libzfs_pool_iter; | |
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]; | |
86 | }; | |
87 | ||
88 | #define ZFSSHARE_MISS 0x01 /* Didn't find entry in cache */ | |
89 | ||
90 | struct zfs_handle { | |
91 | libzfs_handle_t *zfs_hdl; | |
92 | zpool_handle_t *zpool_hdl; | |
0bd31011 | 93 | char zfs_name[ZFS_MAXNAMELEN]; |
7bdf406d TG |
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; | |
97 | nvlist_t *zfs_props; | |
98 | nvlist_t *zfs_user_props; | |
99 | nvlist_t *zfs_recvd_props; | |
100 | boolean_t zfs_mntcheck; | |
101 | char *zfs_mntopts; | |
102 | uint8_t *zfs_props_table; | |
103 | }; | |
104 | ||
105 | /* | |
106 | * This is different from checking zfs_type, because it will also catch | |
107 | * snapshots of volumes. | |
108 | */ | |
109 | #define ZFS_IS_VOLUME(zhp) ((zhp)->zfs_head_type == ZFS_TYPE_VOLUME) | |
110 | ||
111 | struct zpool_handle { | |
112 | libzfs_handle_t *zpool_hdl; | |
113 | zpool_handle_t *zpool_next; | |
0bd31011 | 114 | char zpool_name[ZPOOL_MAXNAMELEN]; |
7bdf406d TG |
115 | int zpool_state; |
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; | |
121 | }; | |
122 | ||
123 | typedef enum { | |
124 | PROTO_NFS = 0, | |
125 | PROTO_SMB = 1, | |
126 | PROTO_END = 2 | |
127 | } zfs_share_proto_t; | |
128 | ||
129 | /* | |
130 | * The following can be used as a bitmask and any new values | |
131 | * added must preserve that capability. | |
132 | */ | |
133 | typedef enum { | |
134 | SHARED_NOT_SHARED = 0x0, | |
135 | SHARED_NFS = 0x2, | |
136 | SHARED_SMB = 0x4 | |
137 | } zfs_share_type_t; | |
138 | ||
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 *); | |
147 | ||
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 *, ...); | |
152 | ||
0bd31011 TG |
153 | int get_dependents(libzfs_handle_t *, boolean_t, const char *, char ***, |
154 | size_t *); | |
7bdf406d TG |
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 *); | |
157 | ||
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, | |
161 | zfs_type_t type); | |
162 | ||
163 | /* | |
164 | * Use this changelist_gather() flag to force attempting mounts | |
165 | * on each change node regardless of whether or not it is currently | |
166 | * mounted. | |
167 | */ | |
168 | #define CL_GATHER_MOUNT_ALWAYS 1 | |
169 | ||
170 | typedef struct prop_changelist prop_changelist_t; | |
171 | ||
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 *); | |
178 | ||
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 *); | |
187 | ||
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); | |
191 | ||
192 | zfs_handle_t *make_dataset_handle(libzfs_handle_t *, const char *); | |
193 | zfs_handle_t *make_bookmark_handle(zfs_handle_t *, const char *, | |
194 | nvlist_t *props); | |
195 | ||
196 | int zpool_open_silent(libzfs_handle_t *, const char *, zpool_handle_t **); | |
197 | ||
198 | boolean_t zpool_name_valid(libzfs_handle_t *, boolean_t, const char *); | |
199 | ||
200 | int zfs_validate_name(libzfs_handle_t *hdl, const char *path, int type, | |
201 | boolean_t modifying); | |
202 | ||
203 | void namespace_clear(libzfs_handle_t *); | |
204 | ||
205 | /* | |
206 | * libshare (sharemgr) interfaces used internally. | |
207 | */ | |
208 | ||
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); | |
212 | ||
213 | extern int zfs_unshare_proto(zfs_handle_t *, | |
214 | const char *, zfs_share_proto_t *); | |
215 | ||
216 | extern void libzfs_fru_clear(libzfs_handle_t *, boolean_t); | |
217 | ||
218 | #ifdef __cplusplus | |
219 | } | |
220 | #endif | |
221 | ||
222 | #endif /* _LIBZFS_IMPL_H */ |