source: branches/samba-3.3.x/source/libgpo/gpext/gpext.h

/*
 *  Unix SMB/CIFS implementation.
 *  Group Policy Support
 *  Copyright (C) Guenther Deschner 2007-2008
 *
 *  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/>.
 */

#define KEY_WINLOGON_GPEXT_PATH "HKLM\\Software\\Microsoft\\Windows NT\\CurrentVersion\\Winlogon\\GPExtensions"

#define SAMBA_SUBSYSTEM_GPEXT "gpext"

#define SMB_GPEXT_INTERFACE_VERSION 1

struct gp_extension {
        struct GUID *guid;
        const char *name;
        struct gp_extension_methods *methods;
        struct gp_extension *prev, *next;
};

struct gp_extension_reg_table {
        const char *val;
        enum winreg_Type type;
        const char *data;
};

struct gp_extension_reg_entry {
        const char *value;
        struct registry_value *data;
};

struct gp_extension_reg_info_entry {
        struct GUID guid;
        size_t num_entries;
        struct gp_extension_reg_entry *entries;
};

struct gp_extension_reg_info {
        size_t num_entries;
        struct gp_extension_reg_info_entry *entries;
};

struct gp_extension_methods {

        NTSTATUS (*initialize)(TALLOC_CTX *mem_ctx);

        NTSTATUS (*process_group_policy)(ADS_STRUCT *ads,
                                         TALLOC_CTX *mem_ctx,
                                         uint32_t flags,
                                         struct registry_key *root_key,
                                         const struct nt_user_token *token,
                                         struct GROUP_POLICY_OBJECT *gpo,
                                         const char *extension_guid,
                                         const char *snapin_guid);

        NTSTATUS (*process_group_policy2)(ADS_STRUCT *ads,
                                         TALLOC_CTX *mem_ctx,
                                         uint32_t flags,
                                         const struct nt_user_token *token,
                                         struct GROUP_POLICY_OBJECT *gpo_list,
                                         const char *extension_guid);

        NTSTATUS (*get_reg_config)(TALLOC_CTX *mem_ctx,
                                   struct gp_extension_reg_info **info);

        NTSTATUS (*shutdown)(void);
};