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34dc7c2f BB |
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 2008 Sun Microsystems, Inc. All rights reserved. | |
24 | * Use is subject to license terms. | |
25 | */ | |
26 | ||
27 | #ifndef _LIBFS_IMPL_H | |
28 | #define _LIBFS_IMPL_H | |
29 | ||
34dc7c2f BB |
30 | #include <sys/dmu.h> |
31 | #include <sys/fs/zfs.h> | |
32 | #include <sys/zfs_ioctl.h> | |
33 | #include <sys/zfs_acl.h> | |
34 | #include <sys/spa.h> | |
35 | #include <sys/nvpair.h> | |
36 | ||
37 | #include <libuutil.h> | |
38 | #include <libzfs.h> | |
39 | #include <libshare.h> | |
40 | ||
41 | #ifdef __cplusplus | |
42 | extern "C" { | |
43 | #endif | |
44 | ||
45 | #ifdef VERIFY | |
46 | #undef VERIFY | |
47 | #endif | |
48 | #define VERIFY verify | |
49 | ||
50 | struct libzfs_handle { | |
51 | int libzfs_error; | |
52 | int libzfs_fd; | |
53 | FILE *libzfs_mnttab; | |
54 | FILE *libzfs_sharetab; | |
b128c09f | 55 | zpool_handle_t *libzfs_pool_handles; |
34dc7c2f BB |
56 | uu_avl_pool_t *libzfs_ns_avlpool; |
57 | uu_avl_t *libzfs_ns_avl; | |
58 | uint64_t libzfs_ns_gen; | |
59 | int libzfs_desc_active; | |
60 | char libzfs_action[1024]; | |
61 | char libzfs_desc[1024]; | |
62 | char *libzfs_log_str; | |
63 | int libzfs_printerr; | |
64 | void *libzfs_sharehdl; /* libshare handle */ | |
65 | uint_t libzfs_shareflags; | |
fb5f0bc8 | 66 | avl_tree_t libzfs_mnttab_cache; |
34dc7c2f BB |
67 | }; |
68 | #define ZFSSHARE_MISS 0x01 /* Didn't find entry in cache */ | |
69 | ||
70 | struct zfs_handle { | |
71 | libzfs_handle_t *zfs_hdl; | |
b128c09f | 72 | zpool_handle_t *zpool_hdl; |
34dc7c2f BB |
73 | char zfs_name[ZFS_MAXNAMELEN]; |
74 | zfs_type_t zfs_type; /* type including snapshot */ | |
75 | zfs_type_t zfs_head_type; /* type excluding snapshot */ | |
76 | dmu_objset_stats_t zfs_dmustats; | |
77 | nvlist_t *zfs_props; | |
78 | nvlist_t *zfs_user_props; | |
79 | boolean_t zfs_mntcheck; | |
80 | char *zfs_mntopts; | |
34dc7c2f BB |
81 | }; |
82 | ||
83 | /* | |
84 | * This is different from checking zfs_type, because it will also catch | |
85 | * snapshots of volumes. | |
86 | */ | |
87 | #define ZFS_IS_VOLUME(zhp) ((zhp)->zfs_head_type == ZFS_TYPE_VOLUME) | |
88 | ||
89 | struct zpool_handle { | |
90 | libzfs_handle_t *zpool_hdl; | |
b128c09f | 91 | zpool_handle_t *zpool_next; |
34dc7c2f BB |
92 | char zpool_name[ZPOOL_MAXNAMELEN]; |
93 | int zpool_state; | |
94 | size_t zpool_config_size; | |
95 | nvlist_t *zpool_config; | |
96 | nvlist_t *zpool_old_config; | |
97 | nvlist_t *zpool_props; | |
98 | diskaddr_t zpool_start_block; | |
99 | }; | |
100 | ||
101 | typedef enum { | |
102 | PROTO_NFS = 0, | |
103 | PROTO_SMB = 1, | |
104 | PROTO_END = 2 | |
105 | } zfs_share_proto_t; | |
106 | ||
107 | /* | |
108 | * The following can be used as a bitmask and any new values | |
109 | * added must preserve that capability. | |
110 | */ | |
111 | typedef enum { | |
112 | SHARED_NOT_SHARED = 0x0, | |
113 | SHARED_ISCSI = 0x1, | |
114 | SHARED_NFS = 0x2, | |
115 | SHARED_SMB = 0x4 | |
116 | } zfs_share_type_t; | |
117 | ||
118 | int zfs_error(libzfs_handle_t *, int, const char *); | |
119 | int zfs_error_fmt(libzfs_handle_t *, int, const char *, ...); | |
120 | void zfs_error_aux(libzfs_handle_t *, const char *, ...); | |
121 | void *zfs_alloc(libzfs_handle_t *, size_t); | |
122 | void *zfs_realloc(libzfs_handle_t *, void *, size_t, size_t); | |
123 | char *zfs_strdup(libzfs_handle_t *, const char *); | |
124 | int no_memory(libzfs_handle_t *); | |
125 | ||
126 | int zfs_standard_error(libzfs_handle_t *, int, const char *); | |
127 | int zfs_standard_error_fmt(libzfs_handle_t *, int, const char *, ...); | |
128 | int zpool_standard_error(libzfs_handle_t *, int, const char *); | |
129 | int zpool_standard_error_fmt(libzfs_handle_t *, int, const char *, ...); | |
130 | ||
131 | int get_dependents(libzfs_handle_t *, boolean_t, const char *, char ***, | |
132 | size_t *); | |
133 | ||
134 | ||
135 | int zprop_parse_value(libzfs_handle_t *, nvpair_t *, int, zfs_type_t, | |
136 | nvlist_t *, char **, uint64_t *, const char *); | |
137 | int zprop_expand_list(libzfs_handle_t *hdl, zprop_list_t **plp, | |
138 | zfs_type_t type); | |
139 | ||
b128c09f BB |
140 | /* |
141 | * Use this changelist_gather() flag to force attempting mounts | |
142 | * on each change node regardless of whether or not it is currently | |
143 | * mounted. | |
144 | */ | |
145 | #define CL_GATHER_MOUNT_ALWAYS 1 | |
146 | ||
34dc7c2f BB |
147 | typedef struct prop_changelist prop_changelist_t; |
148 | ||
149 | int zcmd_alloc_dst_nvlist(libzfs_handle_t *, zfs_cmd_t *, size_t); | |
150 | int zcmd_write_src_nvlist(libzfs_handle_t *, zfs_cmd_t *, nvlist_t *); | |
151 | int zcmd_write_conf_nvlist(libzfs_handle_t *, zfs_cmd_t *, nvlist_t *); | |
152 | int zcmd_expand_dst_nvlist(libzfs_handle_t *, zfs_cmd_t *); | |
153 | int zcmd_read_dst_nvlist(libzfs_handle_t *, zfs_cmd_t *, nvlist_t **); | |
154 | void zcmd_free_nvlists(zfs_cmd_t *); | |
155 | ||
156 | int changelist_prefix(prop_changelist_t *); | |
157 | int changelist_postfix(prop_changelist_t *); | |
158 | void changelist_rename(prop_changelist_t *, const char *, const char *); | |
159 | void changelist_remove(prop_changelist_t *, const char *); | |
160 | void changelist_free(prop_changelist_t *); | |
b128c09f | 161 | prop_changelist_t *changelist_gather(zfs_handle_t *, zfs_prop_t, int, int); |
34dc7c2f BB |
162 | int changelist_unshare(prop_changelist_t *, zfs_share_proto_t *); |
163 | int changelist_haszonedchild(prop_changelist_t *); | |
164 | ||
165 | void remove_mountpoint(zfs_handle_t *); | |
166 | int create_parents(libzfs_handle_t *, char *, int); | |
167 | boolean_t isa_child_of(const char *dataset, const char *parent); | |
168 | ||
169 | zfs_handle_t *make_dataset_handle(libzfs_handle_t *, const char *); | |
170 | ||
171 | int zpool_open_silent(libzfs_handle_t *, const char *, zpool_handle_t **); | |
172 | ||
173 | int zvol_create_link(libzfs_handle_t *, const char *); | |
174 | int zvol_remove_link(libzfs_handle_t *, const char *); | |
175 | int zpool_iter_zvol(zpool_handle_t *, int (*)(const char *, void *), void *); | |
176 | boolean_t zpool_name_valid(libzfs_handle_t *, boolean_t, const char *); | |
177 | ||
178 | void namespace_clear(libzfs_handle_t *); | |
179 | ||
180 | /* | |
181 | * libshare (sharemgr) interfaces used internally. | |
182 | */ | |
183 | ||
184 | extern int zfs_init_libshare(libzfs_handle_t *, int); | |
185 | extern void zfs_uninit_libshare(libzfs_handle_t *); | |
186 | extern int zfs_parse_options(char *, zfs_share_proto_t); | |
187 | ||
188 | extern int zfs_unshare_proto(zfs_handle_t *zhp, | |
189 | const char *, zfs_share_proto_t *); | |
190 | #ifdef __cplusplus | |
191 | } | |
192 | #endif | |
193 | ||
194 | #endif /* _LIBFS_IMPL_H */ |