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
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
|
/*
Unix SMB/CIFS implementation.
Winbind ID Mapping
Copyright (C) Tim Potter 2000
Copyright (C) Anthony Liguori <aliguor@us.ibm.com> 2003
Copyright (C) Simo Sorce 2003
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 2 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, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "includes.h"
#include "idmap.h"
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_IDMAP
static struct {
const char *name;
/* Function to create a member of the idmap_methods list */
NTSTATUS (*reg_meth)(struct idmap_methods **methods);
struct idmap_methods *methods;
} builtin_idmap_functions[] = {
{ "tdb", idmap_reg_tdb, NULL },
/* { "ldap", idmap_reg_ldap, NULL },*/
{ NULL, NULL, NULL }
};
/* singleton pattern: uberlazy evaluation */
static struct idmap_methods *impl;
static struct idmap_methods *get_impl(const char *name)
{
int i = 0;
struct idmap_methods *ret = NULL;
while (builtin_idmap_functions[i].name && strcmp(builtin_idmap_functions[i].name, name)) {
i++;
}
if (builtin_idmap_functions[i].name) {
if (!builtin_idmap_functions[i].methods) {
builtin_idmap_functions[i].reg_meth(&builtin_idmap_functions[i].methods);
}
ret = builtin_idmap_functions[i].methods;
}
return ret;
}
/* Load idmap backend functions */
BOOL set_impl(void)
{
if (!impl) {
DEBUG(3, ("idmap_init: using '%s' as backend\n", lp_idmap_backend()));
impl = get_impl(lp_idmap_backend());
if (!impl) {
DEBUG(0, ("set_impl: could not load backend '%s'\n", lp_idmap_backend()));
return False;
}
}
return True;
}
/* Initialize backend */
NTSTATUS idmap_init(void)
{
NTSTATUS ret;
if (!set_impl()) return NT_STATUS_UNSUCCESSFUL;
ret = impl->init();
if (NT_STATUS_IS_ERR(ret)) {
DEBUG(3, ("idmap_init: init failed!\n"));
}
return ret;
}
/* Get ID from SID */
NTSTATUS idmap_get_id_from_sid(id_t *id, int *id_type, DOM_SID *sid)
{
NTSTATUS ret;
if (!set_impl()) return NT_STATUS_UNSUCCESSFUL;
ret = impl->get_id_from_sid(id, id_type, sid);
if (NT_STATUS_IS_ERR(ret)) {
DEBUG(3, ("idmap_get_id_from_sid: error fetching id!\n"));
}
return ret;
}
/* Get SID from ID */
NTSTATUS idmap_get_sid_from_id(DOM_SID *sid, id_t id, int id_type)
{
NTSTATUS ret;
if (!set_impl()) return NT_STATUS_UNSUCCESSFUL;
ret = impl->get_sid_from_id(sid, id, id_type);
if (NT_STATUS_IS_ERR(ret)) {
DEBUG(3, ("idmap_get_sid_from_id: error fetching sid!\n"));
}
return ret;
}
/* Close backend */
NTSTATUS idmap_close(void)
{
NTSTATUS ret;
if (!set_impl()) return NT_STATUS_UNSUCCESSFUL;
ret = impl->close();
if (NT_STATUS_IS_ERR(ret)) {
DEBUG(3, ("idmap_close: close failed!\n"));
}
return ret;
}
/* Dump backend status */
void idmap_status(void)
{
if (!set_impl()) return;
impl->status();
}
|