2 Unix SMB/Netbios implementation.
4 Password and authentication handling
5 Copyright (C) Jeremy Allison 1996-1998
6 Copyright (C) Luke Kenneth Casson Leighton 1996-1998
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
25 extern int DEBUGLEVEL;
28 * NOTE. All these functions are abstracted into a structure
29 * that points to the correct function for the selected database. JRA.
32 static struct groupdb_ops *gpdb_ops;
34 /***************************************************************
35 Initialise the group db operations.
36 ***************************************************************/
38 BOOL initialise_group_db(void)
46 gpdb_ops = nisplus_initialise_group_db();
47 #elif defined(WITH_LDAP)
48 gpdb_ops = ldap_initialise_group_db();
50 gpdb_ops = file_initialise_group_db();
53 return (gpdb_ops != NULL);
57 * Functions that return/manipulate a DOMAIN_GRP.
60 /************************************************************************
61 Utility function to search group database by gid: the DOMAIN_GRP
62 structure does not have a gid member, so we have to convert here
63 from gid to group rid.
64 *************************************************************************/
65 DOMAIN_GRP *iterate_getgroupgid(gid_t gid, DOMAIN_GRP_MEMBER **mem, int *num_mem)
67 return iterate_getgrouprid(pwdb_gid_to_group_rid(gid), mem, num_mem);
70 /************************************************************************
71 Utility function to search group database by rid. use this if your database
72 does not have search facilities.
73 *************************************************************************/
74 DOMAIN_GRP *iterate_getgrouprid(uint32 rid, DOMAIN_GRP_MEMBER **mem, int *num_mem)
76 DOMAIN_GRP *grp = NULL;
79 DEBUG(10, ("search by rid: 0x%x\n", rid));
81 /* Open the group database file - not for update. */
82 fp = startgroupent(False);
86 DEBUG(0, ("unable to open group database.\n"));
90 while ((grp = getgroupent(fp, mem, num_mem)) != NULL && grp->rid != rid)
96 DEBUG(10, ("found group %s by rid: 0x%x\n", grp->name, rid));
103 /************************************************************************
104 Utility function to search group database by name. use this if your database
105 does not have search facilities.
106 *************************************************************************/
107 DOMAIN_GRP *iterate_getgroupnam(char *name, DOMAIN_GRP_MEMBER **mem, int *num_mem)
109 DOMAIN_GRP *grp = NULL;
112 DEBUG(10, ("search by name: %s\n", name));
114 /* Open the group database file - not for update. */
115 fp = startgroupent(False);
119 DEBUG(0, ("unable to open group database.\n"));
123 while ((grp = getgroupent(fp, mem, num_mem)) != NULL && !strequal(grp->name, name))
129 DEBUG(10, ("found by name: %s\n", name));
136 /*************************************************************************
137 Routine to return the next entry in the smbdomaingroup list.
138 *************************************************************************/
139 BOOL add_domain_group(DOMAIN_GRP **grps, int *num_grps, DOMAIN_GRP *grp)
143 if (grps == NULL || num_grps == NULL || grp == NULL)
146 tgrps = Realloc((*grps), ((*num_grps)+1) * sizeof(DOMAIN_GRP));
153 DEBUG(10,("adding group %s(%s)\n", grp->name, grp->comment));
155 fstrcpy((*grps)[(*num_grps)].name , grp->name);
156 fstrcpy((*grps)[(*num_grps)].comment, grp->comment);
157 (*grps)[(*num_grps)].attr = grp->attr;
158 (*grps)[(*num_grps)].rid = grp->rid ;
165 /*************************************************************************
166 checks to see if a user is a member of a domain group
167 *************************************************************************/
168 static BOOL user_is_member(char *user_name, DOMAIN_GRP_MEMBER *mem, int num_mem)
171 for (i = 0; i < num_mem; i++)
173 DEBUG(10,("searching against user %s...\n", mem[i].name));
174 if (strequal(mem[i].name, user_name))
176 DEBUG(10,("searching for user %s: found\n", user_name));
180 DEBUG(10,("searching for user %s: not found\n", user_name));
184 /*************************************************************************
185 gets an array of groups that a user is in. use this if your database
186 does not have search facilities
187 *************************************************************************/
188 BOOL iterate_getusergroupsnam(char *user_name, DOMAIN_GRP **grps, int *num_grps)
191 DOMAIN_GRP_MEMBER *mem = NULL;
195 DEBUG(10, ("search for usergroups by name: %s\n", user_name));
197 if (user_name == NULL || grp == NULL || num_grps == NULL)
205 /* Open the group database file - not for update. */
206 fp = startgroupent(False);
210 DEBUG(0, ("unable to open group database.\n"));
214 /* iterate through all groups. search members for required user */
215 while ((grp = getgroupent(fp, &mem, &num_mem)) != NULL)
217 DEBUG(5,("group name %s members: %d\n", grp->name, num_mem));
218 if (num_mem != 0 && mem != NULL)
221 if (user_is_member(user_name, mem, num_mem))
223 ret = add_domain_group(grps, num_grps, grp);
237 if ((*num_grps) != 0)
239 DEBUG(10, ("found %d user groups:\n", (*num_grps)));
246 /*************************************************************************
247 gets an array of groups that a user is in. use this if your database
248 does not have search facilities
249 *************************************************************************/
250 BOOL enumdomgroups(DOMAIN_GRP **grps, int *num_grps)
255 DEBUG(10, ("enum user groups\n"));
257 if (grp == NULL || num_grps == NULL)
265 /* Open the group database file - not for update. */
266 fp = startgroupent(False);
270 DEBUG(0, ("unable to open group database.\n"));
274 /* iterate through all groups. */
275 while ((grp = getgroupent(fp, NULL, NULL)) != NULL)
277 if (!add_domain_group(grps, num_grps, grp))
279 DEBUG(0,("unable to add group while enumerating\n"));
284 if ((*num_grps) != 0)
286 DEBUG(10, ("found %d user groups:\n", (*num_grps)));
293 /***************************************************************
294 Start to enumerate the group database list. Returns a void pointer
295 to ensure no modification outside this module.
296 ****************************************************************/
298 void *startgroupent(BOOL update)
300 return gpdb_ops->startgroupent(update);
303 /***************************************************************
304 End enumeration of the group database list.
305 ****************************************************************/
307 void endgroupent(void *vp)
309 gpdb_ops->endgroupent(vp);
312 /*************************************************************************
313 Routine to return the next entry in the group database list.
314 *************************************************************************/
316 DOMAIN_GRP *getgroupent(void *vp, DOMAIN_GRP_MEMBER **mem, int *num_mem)
318 return gpdb_ops->getgroupent(vp, mem, num_mem);
321 /************************************************************************
322 Routine to add an entry to the group database file.
323 *************************************************************************/
325 BOOL add_group_entry(DOMAIN_GRP *newgrp)
327 return gpdb_ops->add_group_entry(newgrp);
330 /************************************************************************
331 Routine to search the group database file for an entry matching the groupname.
332 and then replace the entry.
333 ************************************************************************/
335 BOOL mod_group_entry(DOMAIN_GRP* grp)
337 return gpdb_ops->mod_group_entry(grp);
340 /************************************************************************
341 Routine to search group database by name.
342 *************************************************************************/
344 DOMAIN_GRP *getgroupnam(char *name, DOMAIN_GRP_MEMBER **mem, int *num_mem)
346 return gpdb_ops->getgroupnam(name, mem, num_mem);
349 /************************************************************************
350 Routine to search group database by group rid.
351 *************************************************************************/
353 DOMAIN_GRP *getgrouprid(uint32 group_rid, DOMAIN_GRP_MEMBER **mem, int *num_mem)
355 return gpdb_ops->getgrouprid(group_rid, mem, num_mem);
358 /************************************************************************
359 Routine to search group database by gid.
360 *************************************************************************/
362 DOMAIN_GRP *getgroupgid(gid_t gid, DOMAIN_GRP_MEMBER **mem, int *num_mem)
364 return gpdb_ops->getgroupgid(gid, mem, num_mem);
367 /*************************************************************************
368 gets an array of groups that a user is in.
369 *************************************************************************/
370 BOOL getusergroupsnam(char *user_name, DOMAIN_GRP **grp, int *num_grps)
372 return gpdb_ops->getusergroupsnam(user_name, grp, num_grps);
375 /*************************************************************
376 initialises a DOMAIN_GRP.
377 **************************************************************/
379 void gpdb_init_grp(DOMAIN_GRP *grp)
381 if (grp == NULL) return;