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
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
|
/*
* Unix SMB/CIFS implementation.
* Virtual Windows Registry Layer
* Copyright (C) Gerald Carter 2002-2005
*
* 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/>.
*/
/* Implementation of registry frontend view functions. */
#include "includes.h"
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_REGISTRY
extern REGISTRY_OPS printing_ops;
extern REGISTRY_OPS eventlog_ops;
extern REGISTRY_OPS shares_reg_ops;
extern REGISTRY_OPS smbconf_reg_ops;
extern REGISTRY_OPS regdb_ops; /* these are the default */
/* array of REGISTRY_HOOK's which are read into a tree for easy access */
/* #define REG_TDB_ONLY 1 */
REGISTRY_HOOK reg_hooks[] = {
#ifndef REG_TDB_ONLY
{ KEY_PRINTING, &printing_ops },
{ KEY_PRINTING_2K, &printing_ops },
{ KEY_PRINTING_PORTS, &printing_ops },
{ KEY_SHARES, &shares_reg_ops },
{ KEY_SMBCONF, &smbconf_reg_ops },
#endif
{ NULL, NULL }
};
/***********************************************************************
Open the registry database and initialize the REGISTRY_HOOK cache
***********************************************************************/
bool init_registry( void )
{
int i;
if ( !regdb_init() ) {
DEBUG(0,("init_registry: failed to initialize the registry tdb!\n"));
return False;
}
/* build the cache tree of registry hooks */
reghook_cache_init();
for ( i=0; reg_hooks[i].keyname; i++ ) {
if ( !reghook_cache_add(®_hooks[i]) )
return False;
}
if ( DEBUGLEVEL >= 20 )
reghook_dump_cache(20);
/* add any keys for other services */
svcctl_init_keys();
eventlog_init_keys();
perfcount_init_keys();
/* close and let each smbd open up as necessary */
regdb_close();
return True;
}
WERROR regkey_open_internal( TALLOC_CTX *ctx, REGISTRY_KEY **regkey,
const char *path,
const struct nt_user_token *token,
uint32 access_desired )
{
struct registry_key *key;
WERROR err;
err = reg_open_path(NULL, path, access_desired, token, &key);
if (!W_ERROR_IS_OK(err)) {
return err;
}
*regkey = talloc_move(ctx, &key->key);
TALLOC_FREE(key);
return WERR_OK;
}
/*
* Utility function to create a registry key without opening the hive
* before. Assumes the hive already exists.
*/
WERROR reg_create_path(TALLOC_CTX *mem_ctx, const char *orig_path,
uint32 desired_access,
const struct nt_user_token *token,
enum winreg_CreateAction *paction,
struct registry_key **pkey)
{
struct registry_key *hive;
char *path, *p;
WERROR err;
if (!(path = SMB_STRDUP(orig_path))) {
return WERR_NOMEM;
}
p = strchr(path, '\\');
if ((p == NULL) || (p[1] == '\0')) {
/*
* No key behind the hive, just return the hive
*/
err = reg_openhive(mem_ctx, path, desired_access, token,
&hive);
if (!W_ERROR_IS_OK(err)) {
SAFE_FREE(path);
return err;
}
SAFE_FREE(path);
*pkey = hive;
*paction = REG_OPENED_EXISTING_KEY;
return WERR_OK;
}
*p = '\0';
err = reg_openhive(mem_ctx, path,
(strchr(p+1, '\\') != NULL) ?
SEC_RIGHTS_ENUM_SUBKEYS : SEC_RIGHTS_CREATE_SUBKEY,
token, &hive);
if (!W_ERROR_IS_OK(err)) {
SAFE_FREE(path);
return err;
}
err = reg_createkey(mem_ctx, hive, p+1, desired_access, pkey, paction);
SAFE_FREE(path);
TALLOC_FREE(hive);
return err;
}
/*
* Utility function to create a registry key without opening the hive
* before. Will not delete a hive.
*/
WERROR reg_delete_path(const struct nt_user_token *token,
const char *orig_path)
{
struct registry_key *hive;
char *path, *p;
WERROR err;
if (!(path = SMB_STRDUP(orig_path))) {
return WERR_NOMEM;
}
p = strchr(path, '\\');
if ((p == NULL) || (p[1] == '\0')) {
SAFE_FREE(path);
return WERR_INVALID_PARAM;
}
*p = '\0';
err = reg_openhive(NULL, path,
(strchr(p+1, '\\') != NULL) ?
SEC_RIGHTS_ENUM_SUBKEYS : SEC_RIGHTS_CREATE_SUBKEY,
token, &hive);
if (!W_ERROR_IS_OK(err)) {
SAFE_FREE(path);
return err;
}
err = reg_deletekey(hive, p+1);
SAFE_FREE(path);
TALLOC_FREE(hive);
return err;
}
|
