2 Unix SMB/CIFS implementation.
4 Winbind daemon - sid related functions
6 Copyright (C) Tim Potter 2000
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
26 #define DBGC_CLASS DBGC_WINBIND
28 /* Convert a string */
30 enum winbindd_result
winbindd_lookupsid(struct winbindd_cli_state
*state
)
32 extern DOM_SID global_sid_Builtin
;
33 enum SID_NAME_USE type
;
39 /* Ensure null termination */
40 state
->request
.data
.sid
[sizeof(state
->request
.data
.sid
)-1]='\0';
42 DEBUG(3, ("[%5lu]: lookupsid %s\n", (unsigned long)state
->pid
,
43 state
->request
.data
.sid
));
45 /* Lookup sid from PDC using lsa_lookup_sids() */
47 if (!string_to_sid(&sid
, state
->request
.data
.sid
)) {
48 DEBUG(5, ("%s not a SID\n", state
->request
.data
.sid
));
49 return WINBINDD_ERROR
;
52 /* Don't look up BUILTIN sids */
54 sid_copy(&tmp_sid
, &sid
);
55 sid_split_rid(&tmp_sid
, &rid
);
57 if (sid_equal(&tmp_sid
, &global_sid_Builtin
)) {
58 return WINBINDD_ERROR
;
63 if (!winbindd_lookup_name_by_sid(&sid
, dom_name
, name
, &type
)) {
64 return WINBINDD_ERROR
;
67 fstrcpy(state
->response
.data
.name
.dom_name
, dom_name
);
68 fstrcpy(state
->response
.data
.name
.name
, name
);
70 state
->response
.data
.name
.type
= type
;
77 * Look up the SID for a qualified name.
79 enum winbindd_result
winbindd_lookupname(struct winbindd_cli_state
*state
)
81 enum SID_NAME_USE type
;
83 char *name_domain
, *name_user
;
85 struct winbindd_domain
*domain
;
87 /* Ensure null termination */
88 state
->request
.data
.sid
[sizeof(state
->request
.data
.name
.dom_name
)-1]='\0';
90 /* Ensure null termination */
91 state
->request
.data
.sid
[sizeof(state
->request
.data
.name
.name
)-1]='\0';
93 DEBUG(3, ("[%5lu]: lookupname %s%s%s\n", (unsigned long)state
->pid
,
94 state
->request
.data
.name
.dom_name
,
95 lp_winbind_separator(),
96 state
->request
.data
.name
.name
));
98 name_domain
= state
->request
.data
.name
.dom_name
;
99 name_user
= state
->request
.data
.name
.name
;
101 if ((domain
= find_domain_from_name(name_domain
)) == NULL
) {
102 DEBUG(0, ("could not find domain entry for domain %s\n",
104 return WINBINDD_ERROR
;
107 /* Lookup name from PDC using lsa_lookup_names() */
108 if (!winbindd_lookup_sid_by_name(domain
, name_user
, &sid
, &type
)) {
109 return WINBINDD_ERROR
;
112 sid_to_string(sid_str
, &sid
);
113 fstrcpy(state
->response
.data
.sid
.sid
, sid_str
);
114 state
->response
.data
.sid
.type
= type
;
119 /* Convert a sid to a uid. We assume we only have one rid attached to the
122 enum winbindd_result
winbindd_sid_to_uid(struct winbindd_cli_state
*state
)
127 /* Ensure null termination */
128 state
->request
.data
.sid
[sizeof(state
->request
.data
.sid
)-1]='\0';
130 DEBUG(3, ("[%5lu]: sid to uid %s\n", (unsigned long)state
->pid
,
131 state
->request
.data
.sid
));
133 /* Split sid into domain sid and user rid */
134 if (!string_to_sid(&sid
, state
->request
.data
.sid
)) {
135 DEBUG(1, ("Could not get convert sid %s from string\n", state
->request
.data
.sid
));
136 return WINBINDD_ERROR
;
139 if ( state
->request
.flags
& WBFLAG_QUERY_ONLY
)
140 flags
= ID_QUERY_ONLY
;
142 /* Find uid for this sid and return it */
143 if ( !NT_STATUS_IS_OK(idmap_sid_to_uid(&sid
, &(state
->response
.data
.uid
), flags
)) ) {
144 DEBUG(1, ("Could not get uid for sid %s\n", state
->request
.data
.sid
));
145 return WINBINDD_ERROR
;
151 /* Convert a sid to a gid. We assume we only have one rid attached to the
154 enum winbindd_result
winbindd_sid_to_gid(struct winbindd_cli_state
*state
)
159 /* Ensure null termination */
160 state
->request
.data
.sid
[sizeof(state
->request
.data
.sid
)-1]='\0';
162 DEBUG(3, ("[%5lu]: sid to gid %s\n", (unsigned long)state
->pid
,
163 state
->request
.data
.sid
));
165 if (!string_to_sid(&sid
, state
->request
.data
.sid
)) {
166 DEBUG(1, ("Could not cvt string to sid %s\n", state
->request
.data
.sid
));
167 return WINBINDD_ERROR
;
170 if ( state
->request
.flags
& WBFLAG_QUERY_ONLY
)
171 flags
= ID_QUERY_ONLY
;
173 /* Find gid for this sid and return it */
174 if ( !NT_STATUS_IS_OK(idmap_sid_to_gid(&sid
, &(state
->response
.data
.gid
), flags
)) ) {
175 DEBUG(1, ("Could not get gid for sid %s\n", state
->request
.data
.sid
));
176 return WINBINDD_ERROR
;
182 /* Convert a uid to a sid */
184 enum winbindd_result
winbindd_uid_to_sid(struct winbindd_cli_state
*state
)
189 /* we cannot do this check this anymore since a domain member of
190 a Samba domain may share unix accounts via NIS or LDAP. In this
191 case the uid/gid will be out of winbindd's range but still might
192 be resolved to a SID via an ldap idmap backend */
194 if ((state
->request
.data
.uid
< server_state
.uid_low
) ||
195 (state
->request
.data
.uid
> server_state
.uid_high
)) {
196 return WINBINDD_ERROR
;
200 DEBUG(3, ("[%5lu]: uid to sid %lu\n", (unsigned long)state
->pid
,
201 (unsigned long)state
->request
.data
.uid
));
203 /* Lookup rid for this uid */
204 if (!NT_STATUS_IS_OK(idmap_uid_to_sid(&sid
, state
->request
.data
.uid
))) {
205 DEBUG(1, ("Could not convert uid %lu to rid\n",
206 (unsigned long)state
->request
.data
.uid
));
207 return WINBINDD_ERROR
;
210 sid_to_string(state
->response
.data
.sid
.sid
, &sid
);
211 state
->response
.data
.sid
.type
= SID_NAME_USER
;
216 /* Convert a gid to a sid */
218 enum winbindd_result
winbindd_gid_to_sid(struct winbindd_cli_state
*state
)
223 /* we cannot do this check this anymore since a domain member of
224 a Samba domain may share unix accounts via NIS or LDAP. In this
225 case the uid/gid will be out of winbindd's range but still might
226 be resolved to a SID via an ldap idmap backend */
228 if ((state
->request
.data
.gid
< server_state
.gid_low
) ||
229 (state
->request
.data
.gid
> server_state
.gid_high
)) {
230 return WINBINDD_ERROR
;
234 DEBUG(3, ("[%5lu]: gid to sid %lu\n", (unsigned long)state
->pid
,
235 (unsigned long)state
->request
.data
.gid
));
237 /* Lookup sid for this uid */
238 if (!NT_STATUS_IS_OK(idmap_gid_to_sid(&sid
, state
->request
.data
.gid
))) {
239 DEBUG(1, ("Could not convert gid %lu to sid\n",
240 (unsigned long)state
->request
.data
.gid
));
241 return WINBINDD_ERROR
;
244 /* Construct sid and return it */
245 sid_to_string(state
->response
.data
.sid
.sid
, &sid
);
246 state
->response
.data
.sid
.type
= SID_NAME_DOM_GRP
;