xref: /titanic_51/usr/src/lib/libshare/common/libshare.h (revision 2c32020f848d8e5619a1f441a92f0ee4aca1b297)
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 /*
23  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 /*
28  * basic API declarations for share management
29  */
30 
31 #ifndef _LIBSHARE_H
32 #define	_LIBSHARE_H
33 
34 #pragma ident	"%Z%%M%	%I%	%E% SMI"
35 
36 #ifdef	__cplusplus
37 extern "C" {
38 #endif
39 
40 #include <sys/types.h>
41 
42 /*
43  * Basic datatypes for most functions
44  */
45 typedef void *sa_group_t;
46 typedef void *sa_share_t;
47 typedef void *sa_property_t;
48 typedef void *sa_optionset_t;
49 typedef void *sa_security_t;
50 typedef void *sa_protocol_properties_t;
51 typedef void *sa_resource_t;
52 
53 typedef void *sa_handle_t;	/* opaque handle to access core functions */
54 
55 /*
56  * defined error values
57  */
58 
59 #define	SA_OK			0
60 #define	SA_NO_SUCH_PATH		1	/* provided path doesn't exist */
61 #define	SA_NO_MEMORY		2	/* no memory for data structures */
62 #define	SA_DUPLICATE_NAME	3	/* object name is already in use */
63 #define	SA_BAD_PATH		4	/* not a full path */
64 #define	SA_NO_SUCH_GROUP	5	/* group is not defined */
65 #define	SA_CONFIG_ERR		6	/* system configuration error */
66 #define	SA_SYSTEM_ERR		7	/* system error, use errno */
67 #define	SA_SYNTAX_ERR		8	/* syntax error on command line */
68 #define	SA_NO_PERMISSION	9	/* no permission for operation */
69 #define	SA_BUSY			10	/* resource is busy */
70 #define	SA_NO_SUCH_PROP		11	/* property doesn't exist */
71 #define	SA_INVALID_NAME		12	/* name of object is invalid */
72 #define	SA_INVALID_PROTOCOL	13	/* specified protocol not valid */
73 #define	SA_NOT_ALLOWED		14	/* operation not allowed */
74 #define	SA_BAD_VALUE		15	/* bad value for property */
75 #define	SA_INVALID_SECURITY	16	/* invalid security type */
76 #define	SA_NO_SUCH_SECURITY	17	/* security set not found */
77 #define	SA_VALUE_CONFLICT	18	/* property value conflict */
78 #define	SA_NOT_IMPLEMENTED	19	/* plugin interface not implemented */
79 #define	SA_INVALID_PATH		20	/* path is sub-dir of existing share */
80 #define	SA_NOT_SUPPORTED	21	/* operation not supported for proto */
81 #define	SA_PROP_SHARE_ONLY	22	/* property valid on share only */
82 #define	SA_NOT_SHARED		23	/* path is not shared */
83 #define	SA_NO_SUCH_RESOURCE	24	/* resource not found */
84 #define	SA_RESOURCE_REQUIRED	25	/* resource name is required  */
85 #define	SA_MULTIPLE_ERROR	26	/* multiple protocols reported error */
86 #define	SA_PATH_IS_SUBDIR	27	/* check_path found path is subdir */
87 #define	SA_PATH_IS_PARENTDIR	28	/* check_path found path is parent */
88 #define	SA_KRB_KEYTAB_ERR	29	/* fail to delete old keytab entries */
89 #define	SA_NO_SERVICE		30	/* service isn't running */
90 
91 /* API Initialization */
92 #define	SA_INIT_SHARE_API	0x0001	/* init share specific interface */
93 #define	SA_INIT_CONTROL_API	0x0002	/* init control specific interface */
94 
95 /* not part of API returns */
96 #define	SA_LEGACY_ERR		32	/* share/unshare error return */
97 
98 /*
99  * other defined values
100  */
101 
102 #define	SA_MAX_NAME_LEN		100	/* must fit service instance name */
103 #define	SA_MAX_RESOURCE_NAME	255	/* Maximum length of resource name */
104 
105 /* Used in calls to sa_add_share() and sa_add_resource() */
106 #define	SA_SHARE_TRANSIENT	0	/* shared but not across reboot */
107 #define	SA_SHARE_LEGACY		1	/* share is in dfstab only */
108 #define	SA_SHARE_PERMANENT	2	/* share goes to repository */
109 
110 /* sa_check_path() related */
111 #define	SA_CHECK_NORMAL		0	/* only check against active shares */
112 #define	SA_CHECK_STRICT		1	/* check against all shares */
113 
114 /* RBAC related */
115 #define	SA_RBAC_MANAGE	"solaris.smf.manage.shares"
116 #define	SA_RBAC_VALUE	"solaris.smf.value.shares"
117 
118 /*
119  * Feature set bit definitions
120  */
121 
122 #define	SA_FEATURE_NONE		0x0000	/* no feature flags set */
123 #define	SA_FEATURE_RESOURCE	0x0001	/* resource names are required */
124 #define	SA_FEATURE_DFSTAB	0x0002	/* need to manage in dfstab */
125 #define	SA_FEATURE_ALLOWSUBDIRS	0x0004	/* allow subdirs to be shared */
126 #define	SA_FEATURE_ALLOWPARDIRS	0x0008	/* allow parent dirs to be shared */
127 
128 /*
129  * legacy files
130  */
131 
132 #define	SA_LEGACY_DFSTAB	"/etc/dfs/dfstab"
133 #define	SA_LEGACY_SHARETAB	"/etc/dfs/sharetab"
134 
135 /*
136  * SMF related
137  */
138 
139 #define	SA_SVC_FMRI_BASE	"svc:/network/shares/group"
140 
141 /* initialization */
142 extern sa_handle_t sa_init(int);
143 extern void sa_fini(sa_handle_t);
144 extern int sa_update_config(sa_handle_t);
145 extern char *sa_errorstr(int);
146 
147 /* protocol names */
148 extern int sa_get_protocols(char ***);
149 extern int sa_valid_protocol(char *);
150 
151 /* group control (create, remove, etc) */
152 extern sa_group_t sa_create_group(sa_handle_t, char *, int *);
153 extern int sa_remove_group(sa_group_t);
154 extern sa_group_t sa_get_group(sa_handle_t, char *);
155 extern sa_group_t sa_get_next_group(sa_group_t);
156 extern char *sa_get_group_attr(sa_group_t, char *);
157 extern int sa_set_group_attr(sa_group_t, char *, char *);
158 extern sa_group_t sa_get_sub_group(sa_group_t);
159 extern int sa_valid_group_name(char *);
160 
161 /* share control */
162 extern sa_share_t sa_add_share(sa_group_t, char *, int, int *);
163 extern int sa_check_path(sa_group_t, char *, int);
164 extern int sa_move_share(sa_group_t, sa_share_t);
165 extern int sa_remove_share(sa_share_t);
166 extern sa_share_t sa_get_share(sa_group_t, char *);
167 extern sa_share_t sa_find_share(sa_handle_t, char *);
168 extern sa_share_t sa_get_next_share(sa_share_t);
169 extern char *sa_get_share_attr(sa_share_t, char *);
170 extern char *sa_get_share_description(sa_share_t);
171 extern sa_group_t sa_get_parent_group(sa_share_t);
172 extern int sa_set_share_attr(sa_share_t, char *, char *);
173 extern int sa_set_share_description(sa_share_t, char *);
174 extern int sa_enable_share(sa_group_t, char *);
175 extern int sa_disable_share(sa_share_t, char *);
176 extern int sa_is_share(void *);
177 
178 /* resource name related */
179 extern sa_resource_t sa_find_resource(sa_handle_t, char *);
180 extern sa_resource_t sa_get_resource(sa_group_t, char *);
181 extern sa_resource_t sa_get_next_resource(sa_resource_t);
182 extern sa_share_t sa_get_resource_parent(sa_resource_t);
183 extern sa_resource_t sa_get_share_resource(sa_share_t, char *);
184 extern sa_resource_t sa_add_resource(sa_share_t, char *, int, int *);
185 extern int sa_remove_resource(sa_resource_t);
186 extern char *sa_get_resource_attr(sa_resource_t, char *);
187 extern int sa_set_resource_attr(sa_resource_t, char *, char *);
188 extern int sa_set_resource_description(sa_resource_t, char *);
189 extern char *sa_get_resource_description(sa_resource_t);
190 extern int sa_enable_resource(sa_resource_t, char *);
191 extern int sa_disable_resource(sa_resource_t, char *);
192 extern int sa_rename_resource(sa_resource_t, char *);
193 extern void sa_fix_resource_name(char *);
194 
195 /* data structure free calls */
196 extern void sa_free_attr_string(char *);
197 extern void sa_free_share_description(char *);
198 
199 /* optionset control */
200 extern sa_optionset_t sa_get_optionset(sa_group_t, char *);
201 extern sa_optionset_t sa_get_next_optionset(sa_group_t);
202 extern char *sa_get_optionset_attr(sa_optionset_t, char *);
203 extern void sa_set_optionset_attr(sa_optionset_t, char *, char *);
204 extern sa_optionset_t sa_create_optionset(sa_group_t, char *);
205 extern int sa_destroy_optionset(sa_optionset_t);
206 extern sa_optionset_t sa_get_derived_optionset(void *, char *, int);
207 extern void sa_free_derived_optionset(sa_optionset_t);
208 
209 /* property functions */
210 extern sa_property_t sa_get_property(sa_optionset_t, char *);
211 extern sa_property_t sa_get_next_property(sa_group_t);
212 extern char *sa_get_property_attr(sa_property_t, char *);
213 extern sa_property_t sa_create_property(char *, char *);
214 extern int sa_add_property(void *, sa_property_t);
215 extern int sa_update_property(sa_property_t, char *);
216 extern int sa_remove_property(sa_property_t);
217 extern int sa_commit_properties(sa_optionset_t, int);
218 extern int sa_valid_property(void *, char *, sa_property_t);
219 extern int sa_is_persistent(void *);
220 
221 /* security control */
222 extern sa_security_t sa_get_security(sa_group_t, char *, char *);
223 extern sa_security_t sa_get_next_security(sa_security_t);
224 extern char *sa_get_security_attr(sa_optionset_t, char *);
225 extern sa_security_t sa_create_security(sa_group_t, char *, char *);
226 extern int sa_destroy_security(sa_security_t);
227 extern void sa_set_security_attr(sa_security_t, char *, char *);
228 extern sa_optionset_t sa_get_all_security_types(void *, char *, int);
229 extern sa_security_t sa_get_derived_security(void *, char *, char *, int);
230 extern void sa_free_derived_security(sa_security_t);
231 
232 /* protocol specific interfaces */
233 extern int sa_parse_legacy_options(sa_group_t, char *, char *);
234 extern char *sa_proto_legacy_format(char *, sa_group_t, int);
235 extern int sa_is_security(char *, char *);
236 extern sa_protocol_properties_t sa_proto_get_properties(char *);
237 extern uint64_t sa_proto_get_featureset(char *);
238 extern sa_property_t sa_get_protocol_property(sa_protocol_properties_t, char *);
239 extern sa_property_t sa_get_next_protocol_property(sa_property_t);
240 extern int sa_set_protocol_property(sa_property_t, char *);
241 extern char *sa_get_protocol_status(char *);
242 extern void sa_format_free(char *);
243 extern sa_protocol_properties_t sa_create_protocol_properties(char *);
244 extern int sa_add_protocol_property(sa_protocol_properties_t, sa_property_t);
245 extern int sa_proto_valid_prop(char *, sa_property_t, sa_optionset_t);
246 extern int sa_proto_valid_space(char *, char *);
247 extern char *sa_proto_space_alias(char *, char *);
248 extern int sa_proto_get_transients(sa_handle_t, char *);
249 extern int sa_proto_notify_resource(sa_resource_t, char *);
250 extern int sa_proto_change_notify(sa_share_t, char *);
251 
252 /* handle legacy (dfstab/sharetab) files */
253 extern int sa_delete_legacy(sa_share_t, char *);
254 extern int sa_update_legacy(sa_share_t, char *);
255 extern int sa_update_sharetab(sa_share_t, char *);
256 extern int sa_delete_sharetab(char *, char *);
257 
258 /* ZFS functions */
259 extern int sa_zfs_is_shared(sa_handle_t, char *);
260 extern int sa_group_is_zfs(sa_group_t);
261 extern int sa_path_is_zfs(char *);
262 
263 /* SA Handle specific functions */
264 extern sa_handle_t sa_find_group_handle(sa_group_t);
265 
266 #ifdef	__cplusplus
267 }
268 #endif
269 
270 #endif /* _LIBSHARE_H */
271