xref: /titanic_44/usr/src/lib/libzfs/common/libzfs_impl.h (revision e429788e241121c1f81089f762558027000ea25f)
1 /*
2  * CDDL HEADER START
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  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #ifndef	_LIBFS_IMPL_H
27 #define	_LIBFS_IMPL_H
28 
29 #pragma ident	"%Z%%M%	%I%	%E% SMI"
30 
31 #include <sys/dmu.h>
32 #include <sys/fs/zfs.h>
33 #include <sys/zfs_ioctl.h>
34 #include <sys/zfs_acl.h>
35 #include <sys/nvpair.h>
36 
37 #include <libuutil.h>
38 #include <libzfs.h>
39 
40 #ifdef	__cplusplus
41 extern "C" {
42 #endif
43 
44 struct libzfs_handle {
45 	int libzfs_error;
46 	int libzfs_fd;
47 	FILE *libzfs_mnttab;
48 	FILE *libzfs_sharetab;
49 	uu_avl_pool_t *libzfs_ns_avlpool;
50 	uu_avl_t *libzfs_ns_avl;
51 	uint64_t libzfs_ns_gen;
52 	int libzfs_desc_active;
53 	char libzfs_action[1024];
54 	char libzfs_desc[1024];
55 	int libzfs_printerr;
56 };
57 
58 struct zfs_handle {
59 	libzfs_handle_t *zfs_hdl;
60 	char zfs_name[ZFS_MAXNAMELEN];
61 	zfs_type_t zfs_type;
62 	dmu_objset_stats_t zfs_dmustats;
63 	nvlist_t *zfs_props;
64 	uint64_t zfs_volsize;
65 	uint64_t zfs_volblocksize;
66 	char *zfs_mntopts;
67 	char zfs_root[MAXPATHLEN];
68 };
69 
70 struct zpool_handle {
71 	libzfs_handle_t *zpool_hdl;
72 	char zpool_name[ZPOOL_MAXNAMELEN];
73 	int zpool_state;
74 	size_t zpool_config_size;
75 	nvlist_t *zpool_config;
76 	nvlist_t *zpool_old_config;
77 	nvlist_t **zpool_error_log;
78 	size_t zpool_error_count;
79 };
80 
81 int zfs_error(libzfs_handle_t *, int, const char *, ...);
82 void zfs_error_aux(libzfs_handle_t *, const char *, ...);
83 void *zfs_alloc(libzfs_handle_t *, size_t);
84 char *zfs_strdup(libzfs_handle_t *, const char *);
85 int no_memory(libzfs_handle_t *);
86 
87 int zfs_standard_error(libzfs_handle_t *, int, const char *, ...);
88 int zpool_standard_error(libzfs_handle_t *, int, const char *, ...);
89 
90 char **get_dependents(libzfs_handle_t *, const char *, size_t *);
91 
92 typedef struct prop_changelist prop_changelist_t;
93 
94 int changelist_prefix(prop_changelist_t *);
95 int changelist_postfix(prop_changelist_t *);
96 void changelist_rename(prop_changelist_t *, const char *, const char *);
97 void changelist_remove(zfs_handle_t *, prop_changelist_t *);
98 void changelist_free(prop_changelist_t *);
99 prop_changelist_t *changelist_gather(zfs_handle_t *, zfs_prop_t, int);
100 int changelist_unshare(prop_changelist_t *);
101 int changelist_haszonedchild(prop_changelist_t *);
102 
103 void remove_mountpoint(zfs_handle_t *);
104 
105 zfs_handle_t *make_dataset_handle(libzfs_handle_t *, const char *);
106 int set_pool_health(nvlist_t *);
107 
108 int zpool_open_silent(libzfs_handle_t *, const char *, zpool_handle_t **);
109 
110 int zvol_create_link(libzfs_handle_t *, const char *);
111 int zvol_remove_link(libzfs_handle_t *, const char *);
112 
113 void namespace_clear(libzfs_handle_t *);
114 
115 #ifdef	__cplusplus
116 }
117 #endif
118 
119 #endif	/* _LIBFS_IMPL_H */
120