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.
26 * NOTE. All these functions are abstracted into a structure
27 * that points to the correct function for the selected database. JRA.
30 static struct groupdb_ops *gpdb_ops;
32 /***************************************************************
33 Initialise the group db operations.
34 ***************************************************************/
36 BOOL initialise_group_db(void)
44 gpdb_ops = nisplus_initialise_group_db();
45 #elif defined(WITH_LDAP)
46 gpdb_ops = ldap_initialise_group_db();
48 gpdb_ops = file_initialise_group_db();
51 return (gpdb_ops != NULL);
55 * Functions that return/manipulate a DOMAIN_GRP.
58 /************************************************************************
59 Utility function to search group database by gid: the DOMAIN_GRP
60 structure does not have a gid member, so we have to convert here
61 from gid to group rid.
62 *************************************************************************/
63 DOMAIN_GRP *iterate_getgroupgid(gid_t gid, DOMAIN_GRP_MEMBER **mem, int *num_mem)
65 return iterate_getgrouprid(pwdb_gid_to_group_rid(gid), mem, num_mem);
68 /************************************************************************
69 Utility function to search group database by rid. use this if your database
70 does not have search facilities.
71 *************************************************************************/
72 DOMAIN_GRP *iterate_getgrouprid(uint32 rid, DOMAIN_GRP_MEMBER **mem, int *num_mem)
74 DOMAIN_GRP *grp = NULL;
77 DEBUG(10, ("search by rid: 0x%x\n", rid));
79 /* Open the group database file - not for update. */
80 fp = startgroupent(False);
84 DEBUG(0, ("unable to open group database.\n"));
88 while ((grp = getgroupent(fp, mem, num_mem)) != NULL && grp->rid != rid)
94 DEBUG(10, ("found group %s by rid: 0x%x\n", grp->name, rid));
101 /************************************************************************
102 Utility function to search group database by name. use this if your database
103 does not have search facilities.
104 *************************************************************************/
105 DOMAIN_GRP *iterate_getgroupnam(char *name, DOMAIN_GRP_MEMBER **mem, int *num_mem)
107 DOMAIN_GRP *grp = NULL;
110 DEBUG(10, ("search by name: %s\n", name));
112 /* Open the group database file - not for update. */
113 fp = startgroupent(False);
117 DEBUG(0, ("unable to open group database.\n"));
121 while ((grp = getgroupent(fp, mem, num_mem)) != NULL && !strequal(grp->name, name))
127 DEBUG(10, ("found by name: %s\n", name));
134 /*************************************************************************
135 Routine to return the next entry in the smbdomaingroup list.
136 *************************************************************************/
137 BOOL add_domain_group(DOMAIN_GRP **grps, int *num_grps, DOMAIN_GRP *grp)
141 if (grps == NULL || num_grps == NULL || grp == NULL)
144 tgrps = Realloc((*grps), ((*num_grps)+1) * sizeof(DOMAIN_GRP));
151 DEBUG(10,("adding group %s(%s)\n", grp->name, grp->comment));
153 fstrcpy((*grps)[(*num_grps)].name , grp->name);
154 fstrcpy((*grps)[(*num_grps)].comment, grp->comment);
155 (*grps)[(*num_grps)].attr = grp->attr;
156 (*grps)[(*num_grps)].rid = grp->rid ;
163 /*************************************************************************
164 checks to see if a user is a member of a domain group
165 *************************************************************************/
166 static BOOL user_is_member(char *user_name, DOMAIN_GRP_MEMBER *mem, int num_mem)
169 for (i = 0; i < num_mem; i++)
171 DEBUG(10,("searching against user %s...\n", mem[i].name));
172 if (strequal(mem[i].name, user_name))
174 DEBUG(10,("searching for user %s: found\n", user_name));
178 DEBUG(10,("searching for user %s: not found\n", user_name));
182 /*************************************************************************
183 gets an array of groups that a user is in. use this if your database
184 does not have search facilities
185 *************************************************************************/
186 BOOL iterate_getusergroupsnam(char *user_name, DOMAIN_GRP **grps, int *num_grps)
189 DOMAIN_GRP_MEMBER *mem = NULL;
193 DEBUG(10, ("search for usergroups by name: %s\n", user_name));
195 if (user_name == NULL || grp == NULL || num_grps == NULL)
203 /* Open the group database file - not for update. */
204 fp = startgroupent(False);
208 DEBUG(0, ("unable to open group database.\n"));
212 /* iterate through all groups. search members for required user */
213 while ((grp = getgroupent(fp, &mem, &num_mem)) != NULL)
215 DEBUG(5,("group name %s members: %d\n", grp->name, num_mem));
216 if (num_mem != 0 && mem != NULL)
219 if (user_is_member(user_name, mem, num_mem))
221 ret = add_domain_group(grps, num_grps, grp);
235 if ((*num_grps) != 0)
237 DEBUG(10, ("found %d user groups:\n", (*num_grps)));
244 /*************************************************************************
245 gets an array of groups that a user is in. use this if your database
246 does not have search facilities
247 *************************************************************************/
248 BOOL enumdomgroups(DOMAIN_GRP **grps, int *num_grps)
253 DEBUG(10, ("enum user groups\n"));
255 if (grp == NULL || num_grps == NULL)
263 /* Open the group database file - not for update. */
264 fp = startgroupent(False);
268 DEBUG(0, ("unable to open group database.\n"));
272 /* iterate through all groups. */
273 while ((grp = getgroupent(fp, NULL, NULL)) != NULL)
275 if (!add_domain_group(grps, num_grps, grp))
277 DEBUG(0,("unable to add group while enumerating\n"));
282 if ((*num_grps) != 0)
284 DEBUG(10, ("found %d user groups:\n", (*num_grps)));
291 /***************************************************************
292 Start to enumerate the group database list. Returns a void pointer
293 to ensure no modification outside this module.
294 ****************************************************************/
296 void *startgroupent(BOOL update)
298 return gpdb_ops->startgroupent(update);
301 /***************************************************************
302 End enumeration of the group database list.
303 ****************************************************************/
305 void endgroupent(void *vp)
307 gpdb_ops->endgroupent(vp);
310 /*************************************************************************
311 Routine to return the next entry in the group database list.
312 *************************************************************************/
314 DOMAIN_GRP *getgroupent(void *vp, DOMAIN_GRP_MEMBER **mem, int *num_mem)
316 return gpdb_ops->getgroupent(vp, mem, num_mem);
319 /************************************************************************
320 Routine to add an entry to the group database file.
321 *************************************************************************/
323 BOOL add_group_entry(DOMAIN_GRP *newgrp)
325 return gpdb_ops->add_group_entry(newgrp);
328 /************************************************************************
329 Routine to search the group database file for an entry matching the groupname.
330 and then replace the entry.
331 ************************************************************************/
333 BOOL mod_group_entry(DOMAIN_GRP* grp)
335 return gpdb_ops->mod_group_entry(grp);
338 /************************************************************************
339 Routine to search group database by name.
340 *************************************************************************/
342 DOMAIN_GRP *getgroupnam(char *name, DOMAIN_GRP_MEMBER **mem, int *num_mem)
344 return gpdb_ops->getgroupnam(name, mem, num_mem);
347 /************************************************************************
348 Routine to search group database by group rid.
349 *************************************************************************/
351 DOMAIN_GRP *getgrouprid(uint32 group_rid, DOMAIN_GRP_MEMBER **mem, int *num_mem)
353 return gpdb_ops->getgrouprid(group_rid, mem, num_mem);
356 /************************************************************************
357 Routine to search group database by gid.
358 *************************************************************************/
360 DOMAIN_GRP *getgroupgid(gid_t gid, DOMAIN_GRP_MEMBER **mem, int *num_mem)
362 return gpdb_ops->getgroupgid(gid, mem, num_mem);
365 /*************************************************************************
366 gets an array of groups that a user is in.
367 *************************************************************************/
368 BOOL getusergroupsnam(char *user_name, DOMAIN_GRP **grp, int *num_grps)
370 return gpdb_ops->getusergroupsnam(user_name, grp, num_grps);
373 /*************************************************************
374 initialises a DOMAIN_GRP.
375 **************************************************************/
377 void gpdb_init_grp(DOMAIN_GRP *grp)
379 if (grp == NULL) return;