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
149
150
151
152
|
/*
Unix SMB/CIFS implementation.
idmap Winbind backend
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 "nsswitch/winbind_nss.h"
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_IDMAP
extern DOM_SID global_sid_NULL; /* NULL sid */
NSS_STATUS winbindd_request(int req_type,
struct winbindd_request *request,
struct winbindd_response *response);
/* Get a sid from an id */
static NTSTATUS db_get_sid_from_id(DOM_SID *sid, unid_t id, int id_type)
{
struct winbindd_request request;
struct winbindd_response response;
int result, operation;
ZERO_STRUCT(request);
ZERO_STRUCT(response);
switch (id_type & ID_TYPEMASK) {
case ID_USERID:
request.data.uid = id.uid;
operation = WINBINDD_UID_TO_SID;
break;
case ID_GROUPID:
request.data.gid = id.gid;
operation = WINBINDD_GID_TO_SID;
break;
default:
return NT_STATUS_INVALID_PARAMETER;
}
/* Make The Request */
result = winbindd_request(operation, &request, &response);
if (result == NSS_STATUS_SUCCESS) {
if (!string_to_sid(sid, response.data.sid.sid)) {
return NT_STATUS_INVALID_SID;
}
return NT_STATUS_OK;
} else {
sid_copy(sid, &global_sid_NULL);
}
return NT_STATUS_UNSUCCESSFUL;
}
/* Get an id from a sid */
static NTSTATUS db_get_id_from_sid(unid_t *id, int *id_type, const DOM_SID *sid)
{
struct winbindd_request request;
struct winbindd_response response;
int result, operation;
fstring sid_str;
if (!id || !id_type) {
return NT_STATUS_INVALID_PARAMETER;
}
/* setup request */
ZERO_STRUCT(request);
ZERO_STRUCT(response);
switch (*id_type & ID_TYPEMASK) {
case ID_USERID:
operation = WINBINDD_SID_TO_UID;
break;
case ID_GROUPID:
operation = WINBINDD_SID_TO_GID;
break;
default:
return NT_STATUS_INVALID_PARAMETER;
}
sid_to_string(sid_str, sid);
fstrcpy(request.data.sid, sid_str);
/* Make The Request */
result = winbindd_request(operation, &request, &response);
if (result == NSS_STATUS_SUCCESS) {
if (operation == WINBINDD_SID_TO_UID) {
(*id).uid = response.data.uid;
} else {
(*id).gid = response.data.gid;
}
return NT_STATUS_OK;
}
return NT_STATUS_UNSUCCESSFUL;
}
static NTSTATUS db_set_mapping(const DOM_SID *sid, unid_t id, int id_type) {
return NT_STATUS_UNSUCCESSFUL;
}
/*****************************************************************************
Initialise idmap database.
*****************************************************************************/
static NTSTATUS db_init( char *params ) {
return NT_STATUS_OK;
}
/* Close the tdb */
static NTSTATUS db_close(void) {
return NT_STATUS_OK;
}
static void db_status(void) {
return;
}
static struct idmap_methods winbind_methods = {
db_init,
db_get_sid_from_id,
db_get_id_from_sid,
db_set_mapping,
db_close,
db_status
};
NTSTATUS idmap_winbind_init(void)
{
return smb_register_idmap(SMB_IDMAP_INTERFACE_VERSION, "winbind", &winbind_methods);
}
|
