1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
|
/*
Unix SMB/CIFS implementation.
idmap PASSDB backend
Copyright (C) Simo Sorce 2006
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
#include "idmap.h"
#include "passdb.h"
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_IDMAP
/*****************************
Initialise idmap database.
*****************************/
static NTSTATUS idmap_pdb_init(struct idmap_domain *dom)
{
return NT_STATUS_OK;
}
/**********************************
lookup a set of unix ids.
**********************************/
static NTSTATUS idmap_pdb_unixids_to_sids(struct idmap_domain *dom, struct id_map **ids)
{
int i;
for (i = 0; ids[i]; i++) {
/* unmapped by default */
ids[i]->status = ID_UNMAPPED;
switch (ids[i]->xid.type) {
case ID_TYPE_UID:
if (pdb_uid_to_sid((uid_t)ids[i]->xid.id, ids[i]->sid)) {
ids[i]->status = ID_MAPPED;
}
break;
case ID_TYPE_GID:
if (pdb_gid_to_sid((gid_t)ids[i]->xid.id, ids[i]->sid)) {
ids[i]->status = ID_MAPPED;
}
break;
default: /* ?? */
ids[i]->status = ID_UNKNOWN;
}
}
return NT_STATUS_OK;
}
/**********************************
lookup a set of sids.
**********************************/
static NTSTATUS idmap_pdb_sids_to_unixids(struct idmap_domain *dom, struct id_map **ids)
{
int i;
for (i = 0; ids[i]; i++) {
enum lsa_SidType type;
union unid_t id;
if (pdb_sid_to_id(ids[i]->sid, &id, &type)) {
switch (type) {
case SID_NAME_USER:
ids[i]->xid.id = id.uid;
ids[i]->xid.type = ID_TYPE_UID;
ids[i]->status = ID_MAPPED;
break;
case SID_NAME_DOM_GRP:
case SID_NAME_ALIAS:
case SID_NAME_WKN_GRP:
ids[i]->xid.id = id.gid;
ids[i]->xid.type = ID_TYPE_GID;
ids[i]->status = ID_MAPPED;
break;
default: /* ?? */
/* make sure it is marked as unmapped */
ids[i]->status = ID_UNKNOWN;
break;
}
} else {
/* Query Failed */
ids[i]->status = ID_UNMAPPED;
}
}
return NT_STATUS_OK;
}
/**********************************
Close the idmap tdb instance
**********************************/
static struct idmap_methods passdb_methods = {
.init = idmap_pdb_init,
.unixids_to_sids = idmap_pdb_unixids_to_sids,
.sids_to_unixids = idmap_pdb_sids_to_unixids,
};
NTSTATUS idmap_passdb_init(void)
{
return smb_register_idmap(SMB_IDMAP_INTERFACE_VERSION, "passdb", &passdb_methods);
}
|
