2 Unix SMB/CIFS implementation.
4 Winbind daemon for ntdom nss module
6 Copyright (C) Tim Potter 2000
7 Copyright (C) Anthony Liguori 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.
31 #include "winbindd_nss.h"
34 #define DBGC_CLASS DBGC_WINBIND
36 /* Client state structure */
38 struct winbindd_cli_state {
39 struct winbindd_cli_state *prev, *next; /* Linked list pointers */
40 int sock; /* Open socket from client */
41 pid_t pid; /* pid of client */
42 int read_buf_len, write_buf_len; /* Indexes in request/response */
43 BOOL finished; /* Can delete from list */
44 BOOL write_extra_data; /* Write extra_data field */
45 struct winbindd_request request; /* Request from client */
46 struct winbindd_response response; /* Respose to client */
47 struct getent_state *getpwent_state; /* State for getpwent() */
48 struct getent_state *getgrent_state; /* State for getgrent() */
51 /* State between get{pw,gr}ent() calls */
54 struct getent_state *prev, *next;
56 uint32 sam_entry_index, num_sam_entries;
61 /* Storage for cached getpwent() user entries */
63 struct getpwent_user {
64 fstring name; /* Account name */
65 fstring gecos; /* User information */
66 uint32 user_rid, group_rid; /* NT user and group rids */
69 /* Server state structure */
71 struct winbindd_state {
73 /* User and group id pool */
75 uid_t uid_low, uid_high; /* Range of uids to allocate */
76 gid_t gid_low, gid_high; /* Range of gids to allocate */
79 extern struct winbindd_state server_state; /* Server information */
85 uint32 group_rid; /* primary group */
88 /* Structures to hold per domain information */
90 struct winbindd_domain {
91 fstring name; /* Domain name */
92 fstring alt_name; /* alt Domain name (if any) */
93 DOM_SID sid; /* SID for this domain */
94 BOOL native_mode; /* is this a win2k domain in native mode ? */
96 /* Lookup methods for this domain (LDAP or RPC) */
98 struct winbindd_methods *methods;
100 /* Private data for the backends (used for connection cache) */
104 /* Sequence number stuff */
106 time_t last_seq_check;
107 uint32 sequence_number;
109 /* Linked list info */
111 struct winbindd_domain *prev, *next;
114 /* per-domain methods. This is how LDAP vs RPC is selected
116 struct winbindd_methods {
117 /* does this backend provide a consistent view of the data? (ie. is the primary group
121 /* get a list of users, returning a WINBIND_USERINFO for each one */
122 NTSTATUS (*query_user_list)(struct winbindd_domain *domain,
125 WINBIND_USERINFO **info);
127 /* get a list of domain groups */
128 NTSTATUS (*enum_dom_groups)(struct winbindd_domain *domain,
131 struct acct_info **info);
133 /* get a list of domain local groups */
134 NTSTATUS (*enum_local_groups)(struct winbindd_domain *domain,
137 struct acct_info **info);
139 /* convert one user or group name to a sid */
140 NTSTATUS (*name_to_sid)(struct winbindd_domain *domain,
143 enum SID_NAME_USE *type);
145 /* convert a sid to a user or group name */
146 NTSTATUS (*sid_to_name)(struct winbindd_domain *domain,
150 enum SID_NAME_USE *type);
152 /* lookup user info for a given rid */
153 NTSTATUS (*query_user)(struct winbindd_domain *domain,
156 WINBIND_USERINFO *user_info);
158 /* lookup all groups that a user is a member of. The backend
159 can also choose to lookup by username or rid for this
161 NTSTATUS (*lookup_usergroups)(struct winbindd_domain *domain,
164 uint32 *num_groups, uint32 **user_gids);
166 /* find all members of the group with the specified group_rid */
167 NTSTATUS (*lookup_groupmem)(struct winbindd_domain *domain,
169 uint32 group_rid, uint32 *num_names,
170 uint32 **rid_mem, char ***names,
171 uint32 **name_types);
173 /* return the current global sequence number */
174 NTSTATUS (*sequence_number)(struct winbindd_domain *domain, uint32 *seq);
176 /* enumerate trusted domains */
177 NTSTATUS (*trusted_domains)(struct winbindd_domain *domain,
184 /* find the domain sid */
185 NTSTATUS (*domain_sid)(struct winbindd_domain *domain,
188 /* setup the list of alternate names for the domain, if any */
189 NTSTATUS (*alternate_name)(struct winbindd_domain *domain);
192 /* Used to glue a policy handle and cli_state together */
195 struct cli_state *cli;
199 /* Filled out by IDMAP backends */
200 struct idmap_methods {
201 /* Called when backend is first loaded */
204 BOOL (*get_sid_from_uid)(uid_t uid, DOM_SID *sid);
205 BOOL (*get_sid_from_gid)(gid_t gid, DOM_SID *sid);
207 BOOL (*get_uid_from_sid)(DOM_SID *sid, uid_t *uid);
208 BOOL (*get_gid_from_sid)(DOM_SID *sid, gid_t *gid);
210 BOOL (*get_rid_from_uid)(uid_t uid, uint32 *user_rid,
211 struct winbindd_domain **domain);
212 BOOL (*get_rid_from_gid)(gid_t gid, uint32 *group_rid,
213 struct winbindd_domain **domain);
214 BOOL (*get_uid_from_rid)(const char *dom_name, uint32 rid, uid_t *uid);
215 BOOL (*get_gid_from_rid)(const char *dom_name, uint32 rid, gid_t *gid);
217 /* Called when backend is unloaded */
219 /* Called to dump backend status */
220 void (*status)(void);
223 #include "winbindd_proto.h"
225 #include "rpc_parse.h"
226 #include "rpc_client.h"
228 #define WINBINDD_ESTABLISH_LOOP 30
229 #define WINBINDD_RESCAN_FREQ 300
231 #define DOM_SEQUENCE_NONE ((uint32)-1)
233 #endif /* _WINBINDD_H */