r25152: fix headers used in wbinfo.c
[nivanova/samba-autobuild/.git] / source3 / nsswitch / idmap_passdb.c
1 /* 
2    Unix SMB/CIFS implementation.
3
4    idmap PASSDB backend
5
6    Copyright (C) Simo Sorce 2006
7    
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 3 of the License, or
11    (at your option) any later version.
12    
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.
17    
18    You should have received a copy of the GNU General Public License
19    along with this program.  If not, see <http://www.gnu.org/licenses/>.
20 */
21
22 #include "includes.h"
23
24 #undef DBGC_CLASS
25 #define DBGC_CLASS DBGC_IDMAP
26
27 /*****************************
28  Initialise idmap database. 
29 *****************************/
30
31 static NTSTATUS idmap_pdb_init(struct idmap_domain *dom)
32 {       
33         dom->initialized = True;
34         return NT_STATUS_OK;
35 }
36
37 /**********************************
38  lookup a set of unix ids. 
39 **********************************/
40
41 static NTSTATUS idmap_pdb_unixids_to_sids(struct idmap_domain *dom, struct id_map **ids)
42 {
43         int i;
44
45         if (! dom->initialized) {
46                 return NT_STATUS_UNSUCCESSFUL;
47         }
48
49         for (i = 0; ids[i]; i++) {
50
51                 /* unmapped by default */
52                 ids[i]->status = ID_UNMAPPED;
53
54                 switch (ids[i]->xid.type) {
55                 case ID_TYPE_UID:
56                         if (pdb_uid_to_sid((uid_t)ids[i]->xid.id, ids[i]->sid)) {
57                                 ids[i]->status = ID_MAPPED;
58                         }
59                         break;
60                 case ID_TYPE_GID:
61                         if (pdb_gid_to_sid((gid_t)ids[i]->xid.id, ids[i]->sid)) {
62                                 ids[i]->status = ID_MAPPED;
63                         }
64                         break;
65                 default: /* ?? */
66                         ids[i]->status = ID_UNKNOWN;
67                 }
68         }
69
70         return NT_STATUS_OK;
71 }
72
73 /**********************************
74  lookup a set of sids. 
75 **********************************/
76
77 static NTSTATUS idmap_pdb_sids_to_unixids(struct idmap_domain *dom, struct id_map **ids)
78 {
79         int i;
80
81         if (! dom->initialized) {
82                 return NT_STATUS_UNSUCCESSFUL;
83         }
84
85         for (i = 0; ids[i]; i++) {
86                 enum lsa_SidType type;
87                 union unid_t id;
88                 
89                 if (pdb_sid_to_id(ids[i]->sid, &id, &type)) {
90                         switch (type) {
91                         case SID_NAME_USER:
92                                 ids[i]->xid.id = id.uid;
93                                 ids[i]->xid.type = ID_TYPE_UID;
94                                 ids[i]->status = ID_MAPPED;
95                                 break;
96
97                         case SID_NAME_DOM_GRP:
98                         case SID_NAME_ALIAS:
99                         case SID_NAME_WKN_GRP:
100                                 ids[i]->xid.id = id.gid;
101                                 ids[i]->xid.type = ID_TYPE_GID;
102                                 ids[i]->status = ID_MAPPED;
103                                 break;
104
105                         default: /* ?? */
106                                 /* make sure it is marked as unmapped */
107                                 ids[i]->status = ID_UNKNOWN;
108                                 break;
109                         }
110                 } else {
111                         /* Query Failed */
112                         ids[i]->status = ID_UNMAPPED;
113                 }
114         }
115
116         return NT_STATUS_OK;
117 }
118
119 /**********************************
120  Close the idmap tdb instance
121 **********************************/
122
123 static NTSTATUS idmap_pdb_close(struct idmap_domain *dom)
124 {
125         return NT_STATUS_OK;
126 }
127
128 static struct idmap_methods passdb_methods = {
129
130         .init = idmap_pdb_init,
131         .unixids_to_sids = idmap_pdb_unixids_to_sids,
132         .sids_to_unixids = idmap_pdb_sids_to_unixids,
133         .close_fn =idmap_pdb_close
134 };
135
136 NTSTATUS idmap_passdb_init(void)
137 {
138         return smb_register_idmap(SMB_IDMAP_INTERFACE_VERSION, "passdb", &passdb_methods);
139 }