ef0b1a25580061f8064a693b8a309b2662c35c0f
[metze/samba/wip.git] / libgpo / gpext / gpext.h
1 /*
2  *  Unix SMB/CIFS implementation.
3  *  Group Policy Support
4  *  Copyright (C) Guenther Deschner 2007-2008
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 #ifndef __GPEXT_H__
21 #define __GPEXT_H__
22
23 #include "librpc/gen_ndr/winreg.h"
24
25 #define KEY_WINLOGON_GPEXT_PATH "HKLM\\Software\\Microsoft\\Windows NT\\CurrentVersion\\Winlogon\\GPExtensions"
26
27 #define SAMBA_SUBSYSTEM_GPEXT "gpext"
28
29 #define SMB_GPEXT_INTERFACE_VERSION 1
30
31 struct gp_extension {
32         struct GUID *guid;
33         const char *name;
34         struct gp_extension_methods *methods;
35         struct gp_extension *prev, *next;
36 };
37
38 struct gp_extension_reg_table {
39         const char *val;
40         enum winreg_Type type;
41         const char *data;
42 };
43
44 struct gp_extension_reg_entry {
45         const char *value;
46         struct registry_value *data;
47 };
48
49 struct gp_extension_reg_info_entry {
50         struct GUID guid;
51         size_t num_entries;
52         struct gp_extension_reg_entry *entries;
53 };
54
55 struct gp_extension_reg_info {
56         size_t num_entries;
57         struct gp_extension_reg_info_entry *entries;
58 };
59
60 struct gp_extension_methods {
61
62         NTSTATUS (*initialize)(TALLOC_CTX *mem_ctx);
63
64         NTSTATUS (*process_group_policy)(TALLOC_CTX *mem_ctx,
65                                          uint32_t flags,
66                                          struct registry_key *root_key,
67                                          const struct security_token *token,
68                                          struct GROUP_POLICY_OBJECT *gpo,
69                                          const char *extension_guid,
70                                          const char *snapin_guid);
71
72         NTSTATUS (*get_reg_config)(TALLOC_CTX *mem_ctx,
73                                    struct gp_extension_reg_info **info);
74
75         NTSTATUS (*shutdown)(void);
76 };
77
78 /* The following definitions come from libgpo/gpext/gpext.c  */
79
80 struct gp_extension *get_gp_extension_list(void);
81 NTSTATUS unregister_gp_extension(const char *name);
82 NTSTATUS register_gp_extension(TALLOC_CTX *gpext_ctx,
83                                int version,
84                                const char *name,
85                                const char *guid,
86                                struct gp_extension_methods *methods);
87 NTSTATUS gp_ext_info_add_entry(TALLOC_CTX *mem_ctx,
88                                const char *module,
89                                const char *ext_guid,
90                                struct gp_extension_reg_table *table,
91                                struct gp_extension_reg_info *info);
92 NTSTATUS shutdown_gp_extensions(void);
93 NTSTATUS init_gp_extensions(TALLOC_CTX *mem_ctx);
94 NTSTATUS free_gp_extensions(void);
95 void debug_gpext_header(int lvl,
96                         const char *name,
97                         uint32_t flags,
98                         struct GROUP_POLICY_OBJECT *gpo,
99                         const char *extension_guid,
100                         const char *snapin_guid);
101 NTSTATUS process_gpo_list_with_extension(
102                            TALLOC_CTX *mem_ctx,
103                            uint32_t flags,
104                            const struct security_token *token,
105                            struct GROUP_POLICY_OBJECT *gpo_list,
106                            const char *extension_guid,
107                            const char *snapin_guid);
108 NTSTATUS gpext_process_extension(TALLOC_CTX *mem_ctx,
109                                  uint32_t flags,
110                                  const struct security_token *token,
111                                  struct registry_key *root_key,
112                                  struct GROUP_POLICY_OBJECT *gpo,
113                                  const char *extension_guid,
114                                  const char *snapin_guid);
115
116
117 #endif /* __GPEXT_H__ */