2 Unix SMB/CIFS implementation.
4 Winbind daemon for ntdom nss module
6 Copyright (C) Tim Potter 2000
7 Copyright (C) Jim McDonough <jmcd@us.ibm.com> 2003
9 This library is free software; you can redistribute it and/or
10 modify it under the terms of the GNU Library General Public
11 License as published by the Free Software Foundation; either
12 version 2 of the License, or (at your option) any later version.
14 This library is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 Library General Public License for more details.
19 You should have received a copy of the GNU Library General Public
20 License along with this library; if not, write to the
21 Free Software Foundation, Inc., 59 Temple Place - Suite 330,
22 Boston, MA 02111-1307, USA.
30 #include "winbindd_nss.h"
33 #define DBGC_CLASS DBGC_WINBIND
35 /* Client state structure */
37 struct winbindd_cli_state
{
38 struct winbindd_cli_state
*prev
, *next
; /* Linked list pointers */
39 int sock
; /* Open socket from client */
40 pid_t pid
; /* pid of client */
41 int read_buf_len
, write_buf_len
; /* Indexes in request/response */
42 BOOL finished
; /* Can delete from list */
43 BOOL write_extra_data
; /* Write extra_data field */
44 time_t last_access
; /* Time of last access (read or write) */
45 BOOL privileged
; /* Is the client 'privileged' */
47 struct winbindd_request request
; /* Request from client */
48 struct winbindd_response response
; /* Respose to client */
49 BOOL getpwent_initialized
; /* Has getpwent_state been initialized? */
50 BOOL getgrent_initialized
; /* Has getgrent_state been initialized? */
51 struct getent_state
*getpwent_state
; /* State for getpwent() */
52 struct getent_state
*getgrent_state
; /* State for getgrent() */
55 /* State between get{pw,gr}ent() calls */
58 struct getent_state
*prev
, *next
;
60 uint32 sam_entry_index
, num_sam_entries
;
65 /* Storage for cached getpwent() user entries */
67 struct getpwent_user
{
68 fstring name
; /* Account name */
69 fstring gecos
; /* User information */
70 DOM_SID user_sid
; /* NT user and primary group SIDs */
74 /* Server state structure */
76 struct winbindd_state
{
78 /* User and group id pool */
80 uid_t uid_low
, uid_high
; /* Range of uids to allocate */
81 gid_t gid_low
, gid_high
; /* Range of gids to allocate */
84 extern struct winbindd_state server_state
; /* Server information */
89 DOM_SID
*user_sid
; /* NT user and primary group SIDs */
93 /* Structures to hold per domain information */
95 struct winbindd_domain
{
96 fstring name
; /* Domain name */
97 fstring alt_name
; /* alt Domain name (if any) */
98 DOM_SID sid
; /* SID for this domain */
99 BOOL initialized
; /* Did we already ask for the domain mode? */
100 BOOL native_mode
; /* is this a win2k domain in native mode ? */
101 BOOL active_directory
; /* is this a win2k active directory ? */
102 BOOL primary
; /* is this our primary domain ? */
103 BOOL internal
; /* BUILTIN and member SAM */
105 /* Lookup methods for this domain (LDAP or RPC) */
106 struct winbindd_methods
*methods
;
108 /* the backend methods are used by the cache layer to find the right
110 struct winbindd_methods
*backend
;
112 /* Private data for the backends (used for connection cache) */
118 struct sockaddr_in dcaddr
;
120 /* Sequence number stuff */
122 time_t last_seq_check
;
123 uint32 sequence_number
;
124 NTSTATUS last_status
;
126 /* Linked list info */
128 struct winbindd_domain
*prev
, *next
;
131 /* per-domain methods. This is how LDAP vs RPC is selected
133 struct winbindd_methods
{
134 /* does this backend provide a consistent view of the data? (ie. is the primary group
138 /* get a list of users, returning a WINBIND_USERINFO for each one */
139 NTSTATUS (*query_user_list
)(struct winbindd_domain
*domain
,
142 WINBIND_USERINFO
**info
);
144 /* get a list of domain groups */
145 NTSTATUS (*enum_dom_groups
)(struct winbindd_domain
*domain
,
148 struct acct_info
**info
);
150 /* get a list of domain local groups */
151 NTSTATUS (*enum_local_groups
)(struct winbindd_domain
*domain
,
154 struct acct_info
**info
);
156 /* convert one user or group name to a sid */
157 NTSTATUS (*name_to_sid
)(struct winbindd_domain
*domain
,
159 const char *domain_name
,
162 enum SID_NAME_USE
*type
);
164 /* convert a sid to a user or group name */
165 NTSTATUS (*sid_to_name
)(struct winbindd_domain
*domain
,
170 enum SID_NAME_USE
*type
);
172 /* lookup user info for a given SID */
173 NTSTATUS (*query_user
)(struct winbindd_domain
*domain
,
175 const DOM_SID
*user_sid
,
176 WINBIND_USERINFO
*user_info
);
178 /* lookup all groups that a user is a member of. The backend
179 can also choose to lookup by username or rid for this
181 NTSTATUS (*lookup_usergroups
)(struct winbindd_domain
*domain
,
183 const DOM_SID
*user_sid
,
184 uint32
*num_groups
, DOM_SID
***user_gids
);
186 /* Lookup all aliases that the sids delivered are member of. This is
187 * to implement 'domain local groups' correctly */
188 NTSTATUS (*lookup_useraliases
)(struct winbindd_domain
*domain
,
190 uint32 num_sids
, DOM_SID
**sids
,
192 uint32
**alias_rids
);
194 /* find all members of the group with the specified group_rid */
195 NTSTATUS (*lookup_groupmem
)(struct winbindd_domain
*domain
,
197 const DOM_SID
*group_sid
,
199 DOM_SID
***sid_mem
, char ***names
,
200 uint32
**name_types
);
202 /* return the current global sequence number */
203 NTSTATUS (*sequence_number
)(struct winbindd_domain
*domain
, uint32
*seq
);
205 /* enumerate trusted domains */
206 NTSTATUS (*trusted_domains
)(struct winbindd_domain
*domain
,
213 /* find the domain sid */
214 NTSTATUS (*domain_sid
)(struct winbindd_domain
*domain
,
217 /* setup the list of alternate names for the domain, if any */
218 NTSTATUS (*alternate_name
)(struct winbindd_domain
*domain
);
221 /* Used to glue a policy handle and cli_state together */
224 struct cli_state
*cli
;
228 /* Filled out by IDMAP backends */
229 struct winbindd_idmap_methods
{
230 /* Called when backend is first loaded */
233 BOOL (*get_sid_from_uid
)(uid_t uid
, DOM_SID
*sid
);
234 BOOL (*get_sid_from_gid
)(gid_t gid
, DOM_SID
*sid
);
236 BOOL (*get_uid_from_sid
)(DOM_SID
*sid
, uid_t
*uid
);
237 BOOL (*get_gid_from_sid
)(DOM_SID
*sid
, gid_t
*gid
);
239 /* Called when backend is unloaded */
241 /* Called to dump backend status */
242 void (*status
)(void);
245 #include "nsswitch/winbindd_proto.h"
247 #include "rpc_parse.h"
248 #include "rpc_client.h"
250 #define WINBINDD_ESTABLISH_LOOP 30
251 #define WINBINDD_RESCAN_FREQ 300
253 #define DOM_SEQUENCE_NONE ((uint32)-1)
255 #endif /* _WINBINDD_H */