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libzfs_impl.h (177698) libzfs_impl.h (185029)
1/*
1/*
2 * CDDL HEADER START
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

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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/*
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

--- 4 unchanged lines hidden (view full) ---

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 2007 Sun Microsystems, Inc. All rights reserved.
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
24 * Use is subject to license terms.
25 */
26
27#ifndef _LIBFS_IMPL_H
28#define _LIBFS_IMPL_H
29
30#pragma ident "%Z%%M% %I% %E% SMI"
31
32#include <sys/dmu.h>
33#include <sys/fs/zfs.h>
34#include <sys/zfs_ioctl.h>
35#include <sys/zfs_acl.h>
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>
36#include <sys/nvpair.h>
37
35#include <sys/nvpair.h>
36
37#include <libshare.h>
38#include <libuutil.h>
39#include <libzfs.h>
40
41#ifdef __cplusplus
42extern "C" {
43#endif
44
38#include <libuutil.h>
39#include <libzfs.h>
40
41#ifdef __cplusplus
42extern "C" {
43#endif
44
45#ifdef VERIFY
46#undef VERIFY
47#endif
48#define VERIFY verify
49
45struct libzfs_handle {
46 int libzfs_error;
47 int libzfs_fd;
48 FILE *libzfs_mnttab;
49 FILE *libzfs_sharetab;
50struct libzfs_handle {
51 int libzfs_error;
52 int libzfs_fd;
53 FILE *libzfs_mnttab;
54 FILE *libzfs_sharetab;
55 zpool_handle_t *libzfs_pool_handles;
50 uu_avl_pool_t *libzfs_ns_avlpool;
51 uu_avl_t *libzfs_ns_avl;
52 uint64_t libzfs_ns_gen;
53 int libzfs_desc_active;
54 char libzfs_action[1024];
55 char libzfs_desc[1024];
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;
56 int libzfs_printerr;
63 int libzfs_printerr;
64 void *libzfs_sharehdl; /* libshare handle */
65 uint_t libzfs_shareflags;
57};
66};
67#define ZFSSHARE_MISS 0x01 /* Didn't find entry in cache */
58
59struct zfs_handle {
60 libzfs_handle_t *zfs_hdl;
68
69struct zfs_handle {
70 libzfs_handle_t *zfs_hdl;
71 zpool_handle_t *zpool_hdl;
61 char zfs_name[ZFS_MAXNAMELEN];
62 zfs_type_t zfs_type; /* type including snapshot */
63 zfs_type_t zfs_head_type; /* type excluding snapshot */
64 dmu_objset_stats_t zfs_dmustats;
65 nvlist_t *zfs_props;
66 nvlist_t *zfs_user_props;
67 boolean_t zfs_mntcheck;
68 char *zfs_mntopts;
72 char zfs_name[ZFS_MAXNAMELEN];
73 zfs_type_t zfs_type; /* type including snapshot */
74 zfs_type_t zfs_head_type; /* type excluding snapshot */
75 dmu_objset_stats_t zfs_dmustats;
76 nvlist_t *zfs_props;
77 nvlist_t *zfs_user_props;
78 boolean_t zfs_mntcheck;
79 char *zfs_mntopts;
69 char zfs_root[MAXPATHLEN];
70};
71
72/*
73 * This is different from checking zfs_type, because it will also catch
74 * snapshots of volumes.
75 */
76#define ZFS_IS_VOLUME(zhp) ((zhp)->zfs_head_type == ZFS_TYPE_VOLUME)
77
78struct zpool_handle {
79 libzfs_handle_t *zpool_hdl;
80};
81
82/*
83 * This is different from checking zfs_type, because it will also catch
84 * snapshots of volumes.
85 */
86#define ZFS_IS_VOLUME(zhp) ((zhp)->zfs_head_type == ZFS_TYPE_VOLUME)
87
88struct zpool_handle {
89 libzfs_handle_t *zpool_hdl;
90 zpool_handle_t *zpool_next;
80 char zpool_name[ZPOOL_MAXNAMELEN];
81 int zpool_state;
82 size_t zpool_config_size;
83 nvlist_t *zpool_config;
84 nvlist_t *zpool_old_config;
85 nvlist_t *zpool_props;
91 char zpool_name[ZPOOL_MAXNAMELEN];
92 int zpool_state;
93 size_t zpool_config_size;
94 nvlist_t *zpool_config;
95 nvlist_t *zpool_old_config;
96 nvlist_t *zpool_props;
97 diskaddr_t zpool_start_block;
86};
87
98};
99
100typedef enum {
101 PROTO_NFS = 0,
102 PROTO_SMB = 1,
103 PROTO_END = 2
104} zfs_share_proto_t;
105
106/*
107 * The following can be used as a bitmask and any new values
108 * added must preserve that capability.
109 */
110typedef enum {
111 SHARED_NOT_SHARED = 0x0,
112 SHARED_ISCSI = 0x1,
113 SHARED_NFS = 0x2,
114 SHARED_SMB = 0x4
115} zfs_share_type_t;
116
88int zfs_error(libzfs_handle_t *, int, const char *);
89int zfs_error_fmt(libzfs_handle_t *, int, const char *, ...);
90void zfs_error_aux(libzfs_handle_t *, const char *, ...);
91void *zfs_alloc(libzfs_handle_t *, size_t);
92void *zfs_realloc(libzfs_handle_t *, void *, size_t, size_t);
93char *zfs_strdup(libzfs_handle_t *, const char *);
94int no_memory(libzfs_handle_t *);
95
96int zfs_standard_error(libzfs_handle_t *, int, const char *);
97int zfs_standard_error_fmt(libzfs_handle_t *, int, const char *, ...);
98int zpool_standard_error(libzfs_handle_t *, int, const char *);
99int zpool_standard_error_fmt(libzfs_handle_t *, int, const char *, ...);
100
101int get_dependents(libzfs_handle_t *, boolean_t, const char *, char ***,
102 size_t *);
103
117int zfs_error(libzfs_handle_t *, int, const char *);
118int zfs_error_fmt(libzfs_handle_t *, int, const char *, ...);
119void zfs_error_aux(libzfs_handle_t *, const char *, ...);
120void *zfs_alloc(libzfs_handle_t *, size_t);
121void *zfs_realloc(libzfs_handle_t *, void *, size_t, size_t);
122char *zfs_strdup(libzfs_handle_t *, const char *);
123int no_memory(libzfs_handle_t *);
124
125int zfs_standard_error(libzfs_handle_t *, int, const char *);
126int zfs_standard_error_fmt(libzfs_handle_t *, int, const char *, ...);
127int zpool_standard_error(libzfs_handle_t *, int, const char *);
128int zpool_standard_error_fmt(libzfs_handle_t *, int, const char *, ...);
129
130int get_dependents(libzfs_handle_t *, boolean_t, const char *, char ***,
131 size_t *);
132
104int zfs_expand_proplist_common(libzfs_handle_t *, zfs_proplist_t **,
105 zfs_type_t);
106int zfs_get_proplist_common(libzfs_handle_t *, char *, zfs_proplist_t **,
107 zfs_type_t);
108zfs_prop_t zfs_prop_iter_common(zfs_prop_f, void *, zfs_type_t, boolean_t);
109zfs_prop_t zfs_name_to_prop_common(const char *, zfs_type_t);
110
133
111nvlist_t *zfs_validate_properties(libzfs_handle_t *, zfs_type_t, char *,
112 nvlist_t *, uint64_t, zfs_handle_t *zhp, const char *errbuf);
134int zprop_parse_value(libzfs_handle_t *, nvpair_t *, int, zfs_type_t,
135 nvlist_t *, char **, uint64_t *, const char *);
136int zprop_expand_list(libzfs_handle_t *hdl, zprop_list_t **plp,
137 zfs_type_t type);
113
138
139/*
140 * Use this changelist_gather() flag to force attempting mounts
141 * on each change node regardless of whether or not it is currently
142 * mounted.
143 */
144#define CL_GATHER_MOUNT_ALWAYS 1
145
114typedef struct prop_changelist prop_changelist_t;
115
116int zcmd_alloc_dst_nvlist(libzfs_handle_t *, zfs_cmd_t *, size_t);
146typedef struct prop_changelist prop_changelist_t;
147
148int zcmd_alloc_dst_nvlist(libzfs_handle_t *, zfs_cmd_t *, size_t);
117int zcmd_write_src_nvlist(libzfs_handle_t *, zfs_cmd_t *, nvlist_t *, size_t *);
149int zcmd_write_src_nvlist(libzfs_handle_t *, zfs_cmd_t *, nvlist_t *);
150int zcmd_write_conf_nvlist(libzfs_handle_t *, zfs_cmd_t *, nvlist_t *);
118int zcmd_expand_dst_nvlist(libzfs_handle_t *, zfs_cmd_t *);
119int zcmd_read_dst_nvlist(libzfs_handle_t *, zfs_cmd_t *, nvlist_t **);
120void zcmd_free_nvlists(zfs_cmd_t *);
121
122int changelist_prefix(prop_changelist_t *);
123int changelist_postfix(prop_changelist_t *);
124void changelist_rename(prop_changelist_t *, const char *, const char *);
151int zcmd_expand_dst_nvlist(libzfs_handle_t *, zfs_cmd_t *);
152int zcmd_read_dst_nvlist(libzfs_handle_t *, zfs_cmd_t *, nvlist_t **);
153void zcmd_free_nvlists(zfs_cmd_t *);
154
155int changelist_prefix(prop_changelist_t *);
156int changelist_postfix(prop_changelist_t *);
157void changelist_rename(prop_changelist_t *, const char *, const char *);
125void changelist_remove(zfs_handle_t *, prop_changelist_t *);
158void changelist_remove(prop_changelist_t *, const char *);
126void changelist_free(prop_changelist_t *);
159void changelist_free(prop_changelist_t *);
127prop_changelist_t *changelist_gather(zfs_handle_t *, zfs_prop_t, int);
128int changelist_unshare(prop_changelist_t *);
160prop_changelist_t *changelist_gather(zfs_handle_t *, zfs_prop_t, int, int);
161int changelist_unshare(prop_changelist_t *, zfs_share_proto_t *);
129int changelist_haszonedchild(prop_changelist_t *);
130
131void remove_mountpoint(zfs_handle_t *);
162int changelist_haszonedchild(prop_changelist_t *);
163
164void remove_mountpoint(zfs_handle_t *);
165int create_parents(libzfs_handle_t *, char *, int);
166boolean_t isa_child_of(const char *dataset, const char *parent);
132
133zfs_handle_t *make_dataset_handle(libzfs_handle_t *, const char *);
134
135int zpool_open_silent(libzfs_handle_t *, const char *, zpool_handle_t **);
136
137int zvol_create_link(libzfs_handle_t *, const char *);
138int zvol_remove_link(libzfs_handle_t *, const char *);
139int zpool_iter_zvol(zpool_handle_t *, int (*)(const char *, void *), void *);
167
168zfs_handle_t *make_dataset_handle(libzfs_handle_t *, const char *);
169
170int zpool_open_silent(libzfs_handle_t *, const char *, zpool_handle_t **);
171
172int zvol_create_link(libzfs_handle_t *, const char *);
173int zvol_remove_link(libzfs_handle_t *, const char *);
174int zpool_iter_zvol(zpool_handle_t *, int (*)(const char *, void *), void *);
175boolean_t zpool_name_valid(libzfs_handle_t *, boolean_t, const char *);
140
141void namespace_clear(libzfs_handle_t *);
142
176
177void namespace_clear(libzfs_handle_t *);
178
179/*
180 * libshare (sharemgr) interfaces used internally.
181 */
182
183extern int zfs_init_libshare(libzfs_handle_t *, int);
184extern void zfs_uninit_libshare(libzfs_handle_t *);
185extern int zfs_parse_options(char *, zfs_share_proto_t);
186
187extern int zfs_unshare_proto(zfs_handle_t *zhp,
188 const char *, zfs_share_proto_t *);
189
143#ifdef __FreeBSD__
190#ifdef __FreeBSD__
191
144/*
145 * This is FreeBSD version of ioctl, because Solaris' ioctl() updates
146 * zc_nvlist_dst_size even if an error is returned, on FreeBSD if an
147 * error is returned zc_nvlist_dst_size won't be updated.
148 */
149static __inline int
150zcmd_ioctl(int fd, unsigned long cmd, zfs_cmd_t *zc)
151{

--- 20 unchanged lines hidden --- 		192/*
193 * This is FreeBSD version of ioctl, because Solaris' ioctl() updates
194 * zc_nvlist_dst_size even if an error is returned, on FreeBSD if an
195 * error is returned zc_nvlist_dst_size won't be updated.
196 */
197static __inline int
198zcmd_ioctl(int fd, unsigned long cmd, zfs_cmd_t *zc)
199{

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