s3:registry:reg_objects: add regval_ctr_init()
[amitay/samba.git] / source3 / include / reg_objects.h
1 /* 
2    Samba's Internal Registry objects
3    
4    SMB parameters and setup
5    Copyright (C) Gerald Carter                   2002-2006.
6    
7    This program is free software; you can redistribute it and/or modify
8    it under the terms of the GNU General Public License as published by
9    the Free Software Foundation; either version 3 of the License, or
10    (at your option) any later version.
11    
12    This program is distributed in the hope that it will be useful,
13    but WITHOUT ANY WARRANTY; without even the implied warranty of
14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15    GNU General Public License for more details.
16    
17    You should have received a copy of the GNU General Public License
18    along with this program.  If not, see <http://www.gnu.org/licenses/>.
19 */
20
21 #ifndef _REG_OBJECTS_H /* _REG_OBJECTS_H */
22 #define _REG_OBJECTS_H
23
24 /* low level structure to contain registry values */
25
26 struct regval_blob {
27         fstring         valuename;
28         uint16          type;
29         /* this should be encapsulated in an RPC_DATA_BLOB */
30         uint32          size;   /* in bytes */
31         uint8           *data_p;
32 };
33
34 /*
35  * A REG_SZ string is not necessarily NULL terminated. When retrieving it from
36  * the net, we guarantee this however. A server might want to push it without
37  * the terminator though.
38  */
39
40 struct registry_string {
41         size_t len;
42         char *str;
43 };
44
45 struct registry_value {
46         enum winreg_Type type;
47         union {
48                 uint32 dword;
49                 uint64 qword;
50                 struct registry_string sz;
51                 struct {
52                         uint32 num_strings;
53                         char **strings;
54                 } multi_sz;
55                 DATA_BLOB binary;
56         } v;
57 };
58
59 /* container for registry values */
60
61 struct regval_ctr {
62         uint32          num_values;
63         struct regval_blob **values;
64         int seqnum;
65 };
66
67 /* container for registry subkey names */
68
69 struct regsubkey_ctr;
70
71 /*
72  *
73  * Macros that used to reside in rpc_reg.h
74  *
75  */
76  
77 #define HKEY_CLASSES_ROOT       0x80000000
78 #define HKEY_CURRENT_USER       0x80000001
79 #define HKEY_LOCAL_MACHINE      0x80000002
80 #define HKEY_USERS              0x80000003
81 #define HKEY_PERFORMANCE_DATA   0x80000004
82
83 #define KEY_HKLM                "HKLM"
84 #define KEY_HKU                 "HKU"
85 #define KEY_HKCC                "HKCC"
86 #define KEY_HKCR                "HKCR"
87 #define KEY_HKPD                "HKPD"
88 #define KEY_HKPT                "HKPT"
89 #define KEY_HKPN                "HKPN"
90 #define KEY_HKCU                "HKCU"
91 #define KEY_HKDD                "HKDD"
92 #define KEY_SERVICES            "HKLM\\SYSTEM\\CurrentControlSet\\Services"
93 #define KEY_EVENTLOG            "HKLM\\SYSTEM\\CurrentControlSet\\Services\\Eventlog"
94 #define KEY_SHARES              "HKLM\\SYSTEM\\CurrentControlSet\\Services\\LanmanServer\\Shares"
95 #define KEY_NETLOGON_PARAMS     "HKLM\\SYSTEM\\CurrentControlSet\\Services\\Netlogon\\Parameters"
96 #define KEY_TCPIP_PARAMS        "HKLM\\SYSTEM\\CurrentControlSet\\Services\\Tcpip\\Parameters"
97 #define KEY_PROD_OPTIONS        "HKLM\\SYSTEM\\CurrentControlSet\\Control\\ProductOptions"
98 #define KEY_PRINTING            "HKLM\\SYSTEM\\CurrentControlSet\\Control\\Print"
99 #define KEY_PRINTING_2K         "HKLM\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Print\\Printers"
100 #define KEY_PRINTING_PORTS      "HKLM\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Ports"
101 #define KEY_CURRENT_VERSION     "HKLM\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion"
102 #define KEY_PERFLIB             "HKLM\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Perflib"
103 #define KEY_PERFLIB_009         "HKLM\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Perflib\\009"
104 #define KEY_GROUP_POLICY        "HKLM\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Group Policy"
105 #define KEY_WINLOGON            "HKLM\\SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\Winlogon"
106 #define KEY_SMBCONF             "HKLM\\SOFTWARE\\Samba\\smbconf"
107 #define KEY_SAMBA_GROUP_POLICY  "HKLM\\SOFTWARE\\Samba\\Group Policy"
108 #define KEY_TREE_ROOT           ""
109
110 #define KEY_GP_MACHINE_POLICY           "HKLM\\Software\\Policies"
111 #define KEY_GP_MACHINE_WIN_POLICY       "HKLM\\Software\\Microsoft\\Windows\\CurrentVersion\\Policies"
112 #define KEY_GP_USER_POLICY              "HKCU\\Software\\Policies"
113 #define KEY_GP_USER_WIN_POLICY          "HKCU\\Software\\Microsoft\\Windows\\CurrentVersion\\Policies"
114 /*
115  * Registry key types
116  *      Most keys are going to be GENERIC -- may need a better name?
117  *      HKPD and HKPT are used by reg_perfcount.c
118  *              they are special keys that contain performance data
119  */
120 #define REG_KEY_GENERIC         0
121 #define REG_KEY_HKPD            1
122 #define REG_KEY_HKPT            2
123
124 /* 
125  * container for function pointers to enumeration routines
126  * for virtual registry view 
127  */ 
128  
129 struct registry_ops {
130         /* functions for enumerating subkeys and values */      
131         int     (*fetch_subkeys)( const char *key, struct regsubkey_ctr *subkeys);
132         int     (*fetch_values) ( const char *key, struct regval_ctr *val );
133         bool    (*store_subkeys)( const char *key, struct regsubkey_ctr *subkeys );
134         WERROR  (*create_subkey)(const char *key, const char *subkey);
135         WERROR  (*delete_subkey)(const char *key, const char *subkey);
136         bool    (*store_values)( const char *key, struct regval_ctr *val );
137         bool    (*reg_access_check)( const char *keyname, uint32 requested,
138                                      uint32 *granted,
139                                      const NT_USER_TOKEN *token );
140         WERROR (*get_secdesc)(TALLOC_CTX *mem_ctx, const char *key,
141                               struct security_descriptor **psecdesc);
142         WERROR (*set_secdesc)(const char *key,
143                               struct security_descriptor *sec_desc);
144         bool    (*subkeys_need_update)(struct regsubkey_ctr *subkeys);
145         bool    (*values_need_update)(struct regval_ctr *values);
146 };
147
148
149 /* structure to store the registry handles */
150
151 struct registry_key_handle {
152         uint32          type;
153         char            *name;          /* full name of registry key */
154         uint32          access_granted;
155         struct registry_ops     *ops;
156 };
157
158 struct registry_key {
159         struct registry_key_handle *key;
160         struct regsubkey_ctr *subkeys;
161         struct regval_ctr *values;
162         struct nt_user_token *token;
163 };
164
165 /* The following definitions come from registry/reg_objects.c  */
166
167 WERROR regsubkey_ctr_init(TALLOC_CTX *mem_ctx, struct regsubkey_ctr **ctr);
168 WERROR regsubkey_ctr_reinit(struct regsubkey_ctr *ctr);
169 WERROR regsubkey_ctr_set_seqnum(struct regsubkey_ctr *ctr, int seqnum);
170 int regsubkey_ctr_get_seqnum(struct regsubkey_ctr *ctr);
171 WERROR regsubkey_ctr_addkey( struct regsubkey_ctr *ctr, const char *keyname );
172 WERROR regsubkey_ctr_delkey( struct regsubkey_ctr *ctr, const char *keyname );
173 bool regsubkey_ctr_key_exists( struct regsubkey_ctr *ctr, const char *keyname );
174 int regsubkey_ctr_numkeys( struct regsubkey_ctr *ctr );
175 char* regsubkey_ctr_specific_key( struct regsubkey_ctr *ctr, uint32 key_index );
176 WERROR regval_ctr_init(TALLOC_CTX *mem_ctx, struct regval_ctr **ctr);
177 int regval_ctr_numvals(struct regval_ctr *ctr);
178 struct regval_blob* dup_registry_value(struct regval_blob *val);
179 void free_registry_value(struct regval_blob *val);
180 uint8* regval_data_p(struct regval_blob *val);
181 uint32 regval_size(struct regval_blob *val);
182 char* regval_name(struct regval_blob *val);
183 uint32 regval_type(struct regval_blob *val);
184 struct regval_blob* regval_ctr_specific_value(struct regval_ctr *ctr,
185                                               uint32 idx);
186 bool regval_ctr_key_exists(struct regval_ctr *ctr, const char *value);
187 struct regval_blob *regval_compose(TALLOC_CTX *ctx, const char *name,
188                                    uint16 type,
189                                    const uint8 *data_p, size_t size);
190 int regval_ctr_addvalue(struct regval_ctr *ctr, const char *name, uint16 type,
191                         const uint8 *data_p, size_t size);
192 int regval_ctr_addvalue_sz(struct regval_ctr *ctr, const char *name, const char *data);
193 int regval_ctr_addvalue_multi_sz(struct regval_ctr *ctr, const char *name, const char **data);
194 int regval_ctr_copyvalue(struct regval_ctr *ctr, struct regval_blob *val);
195 int regval_ctr_delvalue(struct regval_ctr *ctr, const char *name);
196 struct regval_blob* regval_ctr_getvalue(struct regval_ctr *ctr,
197                                         const char *name);
198 uint32 regval_dword(struct regval_blob *val);
199 const char *regval_sz(struct regval_blob *val);
200
201
202 #endif /* _REG_OBJECTS_H */