summaryrefslogtreecommitdiff
path: root/source3/winbindd/idmap_passdb.c
blob: ba179c331e8b9acc27cb62b7a79ba21ad2e3af54 (plain)
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
/* 
   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"

#undef DBGC_CLASS
#define DBGC_CLASS DBGC_IDMAP

/*****************************
 Initialise idmap database. 
*****************************/

static NTSTATUS idmap_pdb_init(struct idmap_domain *dom, const char *params)
{	
	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);
}