Line data Source code
1 : /*
2 : * Unix SMB/CIFS implementation.
3 : * Virtual Windows Registry Layer
4 : * Copyright (C) Gerald Carter 2005
5 : *
6 : * This program is free software; you can redistribute it and/or modify
7 : * it under the terms of the GNU General Public License as published by
8 : * the Free Software Foundation; either version 3 of the License, or
9 : * (at your option) any later version.
10 : *
11 : * This program is distributed in the hope that it will be useful,
12 : * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 : * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 : * GNU General Public License for more details.
15 : *
16 : * You should have received a copy of the GNU General Public License
17 : * along with this program; if not, see <http://www.gnu.org/licenses/>.
18 : */
19 :
20 : /* Implementation of registry virtual views for printing information */
21 :
22 : #include "includes.h"
23 : #include "registry.h"
24 : #include "reg_objects.h"
25 :
26 : #undef DBGC_CLASS
27 : #define DBGC_CLASS DBGC_REGISTRY
28 :
29 : /**********************************************************************
30 : It is safe to assume that every registry path passed into one of
31 : the exported functions here begins with KEY_SHARES else
32 : these functions would have never been called. This is a small utility
33 : function to strip the beginning of the path and make a copy that the
34 : caller can modify. Note that the caller is responsible for releasing
35 : the memory allocated here.
36 : **********************************************************************/
37 :
38 0 : static char* trim_reg_path( const char *path )
39 : {
40 : const char *p;
41 0 : uint16_t key_len = strlen(KEY_SHARES);
42 :
43 : /*
44 : * sanity check...this really should never be True.
45 : * It is only here to prevent us from accessing outside
46 : * the path buffer in the extreme case.
47 : */
48 :
49 0 : if ( strlen(path) < key_len ) {
50 0 : DEBUG(0,("trim_reg_path: Registry path too short! [%s]\n", path));
51 0 : return NULL;
52 : }
53 :
54 0 : p = path + strlen( KEY_SHARES );
55 :
56 0 : if ( *p == '\\' )
57 0 : p++;
58 :
59 0 : if ( *p )
60 0 : return SMB_STRDUP(p);
61 : else
62 0 : return NULL;
63 : }
64 :
65 : /**********************************************************************
66 : Enumerate registry subkey names given a registry path.
67 : Caller is responsible for freeing memory to **subkeys
68 : *********************************************************************/
69 :
70 0 : static int shares_subkey_info( const char *key, struct regsubkey_ctr *subkey_ctr )
71 : {
72 : char *path;
73 0 : bool top_level = False;
74 0 : int num_subkeys = 0;
75 :
76 0 : DEBUG(10, ("shares_subkey_info: key=>[%s]\n", key));
77 :
78 0 : path = trim_reg_path( key );
79 :
80 : /* check to see if we are dealing with the top level key */
81 :
82 0 : if ( !path )
83 0 : top_level = True;
84 :
85 0 : if ( top_level ) {
86 0 : num_subkeys = 1;
87 0 : regsubkey_ctr_addkey( subkey_ctr, "Security" );
88 : }
89 : #if 0
90 : else
91 : num_subkeys = handle_share_subpath( path, subkey_ctr, NULL );
92 : #endif
93 :
94 0 : SAFE_FREE( path );
95 :
96 0 : return num_subkeys;
97 : }
98 :
99 : /**********************************************************************
100 : Enumerate registry values given a registry path.
101 : Caller is responsible for freeing memory
102 : *********************************************************************/
103 :
104 0 : static int shares_value_info(const char *key, struct regval_ctr *val)
105 : {
106 : char *path;
107 0 : bool top_level = False;
108 0 : int num_values = 0;
109 :
110 0 : DEBUG(10, ("shares_value_info: key=>[%s]\n", key));
111 :
112 0 : path = trim_reg_path( key );
113 :
114 : /* check to see if we are dealing with the top level key */
115 :
116 0 : if ( !path )
117 0 : top_level = True;
118 :
119 : /* fill in values from the getprinterdata_printer_server() */
120 0 : if ( top_level )
121 0 : num_values = 0;
122 : #if 0
123 : else
124 : num_values = handle_printing_subpath( path, NULL, val );
125 : #endif
126 :
127 0 : SAFE_FREE(path);
128 :
129 0 : return num_values;
130 : }
131 :
132 : /**********************************************************************
133 : Stub function which always returns failure since we don't want
134 : people storing share information directly via registry calls
135 : (for now at least)
136 : *********************************************************************/
137 :
138 0 : static bool shares_store_subkey( const char *key, struct regsubkey_ctr *subkeys )
139 : {
140 0 : return False;
141 : }
142 :
143 : /**********************************************************************
144 : Stub function which always returns failure since we don't want
145 : people storing share information directly via registry calls
146 : (for now at least)
147 : *********************************************************************/
148 :
149 0 : static bool shares_store_value(const char *key, struct regval_ctr *val)
150 : {
151 0 : return False;
152 : }
153 :
154 : /*
155 : * Table of function pointers for accessing printing data
156 : */
157 :
158 : struct registry_ops shares_reg_ops = {
159 : .fetch_subkeys = shares_subkey_info,
160 : .fetch_values = shares_value_info,
161 : .store_subkeys = shares_store_subkey,
162 : .store_values = shares_store_value,
163 : };
164 :
165 :
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