2 Unix SMB/CIFS implementation.
6 Copyright (C) Tim Potter 2000
7 Copyright (C) Andrew Tridgell 2000
9 This library is free software; you can redistribute it and/or
10 modify it under the terms of the GNU Library General Public
11 License as published by the Free Software Foundation; either
12 version 2 of the License, or (at your option) any later version.
14 This library is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 Library General Public License for more details.
19 You should have received a copy of the GNU Library General Public
20 License along with this library; if not, write to the
21 Free Software Foundation, Inc., 59 Temple Place - Suite 330,
22 Boston, MA 02111-1307, USA.
26 #include "nsswitch/winbind_nss.h"
29 #define DBGC_CLASS DBGC_WINBIND
31 extern DOM_SID global_sid_NULL
; /* NULL sid */
33 NSS_STATUS
winbindd_request(int req_type
,
34 struct winbindd_request
*request
,
35 struct winbindd_response
*response
);
37 /* Call winbindd to convert a name to a sid */
39 BOOL
winbind_lookup_name(const char *dom_name
, const char *name
, DOM_SID
*sid
,
40 enum SID_NAME_USE
*name_type
)
42 struct winbindd_request request
;
43 struct winbindd_response response
;
46 if (!sid
|| !name_type
)
49 /* Send off request */
52 ZERO_STRUCT(response
);
54 fstrcpy(request
.data
.name
.dom_name
, dom_name
);
55 fstrcpy(request
.data
.name
.name
, name
);
57 if ((result
= winbindd_request(WINBINDD_LOOKUPNAME
, &request
,
58 &response
)) == NSS_STATUS_SUCCESS
) {
59 if (!string_to_sid(sid
, response
.data
.sid
.sid
))
61 *name_type
= (enum SID_NAME_USE
)response
.data
.sid
.type
;
64 return result
== NSS_STATUS_SUCCESS
;
67 /* Call winbindd to convert sid to name */
69 BOOL
winbind_lookup_sid(const DOM_SID
*sid
,
70 fstring dom_name
, fstring name
,
71 enum SID_NAME_USE
*name_type
)
73 struct winbindd_request request
;
74 struct winbindd_response response
;
78 /* Initialise request */
81 ZERO_STRUCT(response
);
83 sid_to_string(sid_str
, sid
);
84 fstrcpy(request
.data
.sid
, sid_str
);
88 result
= winbindd_request(WINBINDD_LOOKUPSID
, &request
, &response
);
92 if (result
== NSS_STATUS_SUCCESS
) {
93 fstrcpy(dom_name
, response
.data
.name
.dom_name
);
94 fstrcpy(name
, response
.data
.name
.name
);
95 *name_type
= (enum SID_NAME_USE
)response
.data
.name
.type
;
97 DEBUG(10, ("winbind_lookup_sid: SUCCESS: SID %s -> %s %s\n",
98 sid_str
, dom_name
, name
));
101 return (result
== NSS_STATUS_SUCCESS
);
104 /* Call winbindd to convert SID to uid */
106 BOOL
winbind_sid_to_uid(uid_t
*puid
, const DOM_SID
*sid
)
108 struct winbindd_request request
;
109 struct winbindd_response response
;
116 /* Initialise request */
118 ZERO_STRUCT(request
);
119 ZERO_STRUCT(response
);
121 sid_to_string(sid_str
, sid
);
122 fstrcpy(request
.data
.sid
, sid_str
);
126 result
= winbindd_request(WINBINDD_SID_TO_UID
, &request
, &response
);
128 /* Copy out result */
130 if (result
== NSS_STATUS_SUCCESS
) {
131 *puid
= response
.data
.uid
;
134 return (result
== NSS_STATUS_SUCCESS
);
137 /* Call winbindd to convert uid to sid */
139 BOOL
winbind_uid_to_sid(DOM_SID
*sid
, uid_t uid
)
141 struct winbindd_request request
;
142 struct winbindd_response response
;
148 /* Initialise request */
150 ZERO_STRUCT(request
);
151 ZERO_STRUCT(response
);
153 request
.data
.uid
= uid
;
157 result
= winbindd_request(WINBINDD_UID_TO_SID
, &request
, &response
);
159 /* Copy out result */
161 if (result
== NSS_STATUS_SUCCESS
) {
162 if (!string_to_sid(sid
, response
.data
.sid
.sid
))
165 sid_copy(sid
, &global_sid_NULL
);
168 return (result
== NSS_STATUS_SUCCESS
);
171 /* Call winbindd to convert SID to gid */
173 BOOL
winbind_sid_to_gid(gid_t
*pgid
, const DOM_SID
*sid
)
175 struct winbindd_request request
;
176 struct winbindd_response response
;
183 /* Initialise request */
185 ZERO_STRUCT(request
);
186 ZERO_STRUCT(response
);
188 sid_to_string(sid_str
, sid
);
189 fstrcpy(request
.data
.sid
, sid_str
);
193 result
= winbindd_request(WINBINDD_SID_TO_GID
, &request
, &response
);
195 /* Copy out result */
197 if (result
== NSS_STATUS_SUCCESS
) {
198 *pgid
= response
.data
.gid
;
201 return (result
== NSS_STATUS_SUCCESS
);
204 /* Call winbindd to convert gid to sid */
206 BOOL
winbind_gid_to_sid(DOM_SID
*sid
, gid_t gid
)
208 struct winbindd_request request
;
209 struct winbindd_response response
;
215 /* Initialise request */
217 ZERO_STRUCT(request
);
218 ZERO_STRUCT(response
);
220 request
.data
.gid
= gid
;
224 result
= winbindd_request(WINBINDD_GID_TO_SID
, &request
, &response
);
226 /* Copy out result */
228 if (result
== NSS_STATUS_SUCCESS
) {
229 if (!string_to_sid(sid
, response
.data
.sid
.sid
))
232 sid_copy(sid
, &global_sid_NULL
);
235 return (result
== NSS_STATUS_SUCCESS
);
238 /* Fetch the list of groups a user is a member of from winbindd. This is
239 used by winbind_getgroups. */
241 static int wb_getgroups(const char *user
, gid_t
**groups
)
243 struct winbindd_request request
;
244 struct winbindd_response response
;
249 fstrcpy(request
.data
.username
, user
);
251 ZERO_STRUCT(response
);
253 result
= winbindd_request(WINBINDD_GETGROUPS
, &request
, &response
);
255 if (result
== NSS_STATUS_SUCCESS
) {
257 /* Return group list. Don't forget to free the group list
260 *groups
= (gid_t
*)response
.extra_data
;
261 return response
.data
.num_entries
;
267 /* Return a list of groups the user is a member of. This function is
268 useful for large systems where inverting the group database would be too
269 time consuming. If size is zero, list is not modified and the total
270 number of groups for the user is returned. */
272 int winbind_getgroups(const char *user
, int size
, gid_t
*list
)
274 gid_t
*groups
= NULL
;
278 * Don't do the lookup if the name has no separator _and_ we are not in
279 * 'winbind use default domain' mode.
282 if (!(strchr(user
, *lp_winbind_separator()) || lp_winbind_use_default_domain()))
285 /* Fetch list of groups */
287 result
= wb_getgroups(user
, &groups
);
294 errno
= EINVAL
; /* This is what getgroups() does */
298 /* Copy list of groups across */
300 for (i
= 0; i
< result
; i
++) {