2 Unix SMB/CIFS implementation.
4 NetBSD loadable authentication module, providing identification
5 routines against Samba winbind/Windows NT Domain
7 Copyright (C) Luke Mewburn 2004-2005
9 This library is free software; you can redistribute it and/or
10 modify it under the terms of the GNU Lesser General Public
11 License as published by the Free Software Foundation; either
12 version 3 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 Lesser General Public
20 License along with this library; if not, see <http://www.gnu.org/licenses/>.
24 #include "winbind_client.h"
26 #include <sys/param.h>
30 /* dynamic nsswitch with "new" getpw* nsdispatch API available */
31 #if defined(NSS_MODULE_INTERFACE_VERSION) && defined(HAVE_GETPWENT_R)
38 static struct group _winbind_group;
39 static char _winbind_groupbuf[1024];
42 netbsdwinbind_endgrent(void *nsrv, void *nscb, va_list ap)
46 rv = _nss_winbind_endgrent();
51 netbsdwinbind_setgrent(void *nsrv, void *nscb, va_list ap)
55 rv = _nss_winbind_setgrent();
60 netbsdwinbind_getgrent(void *nsrv, void *nscb, va_list ap)
62 struct group **retval = va_arg(ap, struct group **);
67 rv = _nss_winbind_getgrent_r(&_winbind_group,
68 _winbind_groupbuf, sizeof(_winbind_groupbuf), &rerrno);
70 *retval = &_winbind_group;
75 netbsdwinbind_getgrent_r(void *nsrv, void *nscb, va_list ap)
77 int *retval = va_arg(ap, int *);
78 struct group *grp = va_arg(ap, struct group *);
79 char *buffer = va_arg(ap, char *);
80 size_t buflen = va_arg(ap, size_t);
81 struct group **result = va_arg(ap, struct group **);
88 rv = _nss_winbind_getgrent_r(grp, buffer, buflen, rerrno);
97 netbsdwinbind_getgrgid(void *nsrv, void *nscb, va_list ap)
99 struct group **retval = va_arg(ap, struct group **);
100 gid_t gid = va_arg(ap, gid_t);
105 rv = _nss_winbind_getgrgid_r(gid, &_winbind_group,
106 _winbind_groupbuf, sizeof(_winbind_groupbuf), &rerrno);
107 if (rv == NS_SUCCESS)
108 *retval = &_winbind_group;
113 netbsdwinbind_getgrgid_r(void *nsrv, void *nscb, va_list ap)
115 int *retval = va_arg(ap, int *);
116 gid_t gid = va_arg(ap, gid_t);
117 struct group *grp = va_arg(ap, struct group *);
118 char *buffer = va_arg(ap, char *);
119 size_t buflen = va_arg(ap, size_t);
120 struct group **result = va_arg(ap, struct group **);
127 rv = _nss_winbind_getgrgid_r(gid, grp, buffer, buflen, &rerrno);
128 if (rv == NS_SUCCESS)
136 netbsdwinbind_getgrnam(void *nsrv, void *nscb, va_list ap)
138 struct group **retval = va_arg(ap, struct group **);
139 const char *name = va_arg(ap, const char *);
144 rv = _nss_winbind_getgrnam_r(name, &_winbind_group,
145 _winbind_groupbuf, sizeof(_winbind_groupbuf), &rerrno);
146 if (rv == NS_SUCCESS)
147 *retval = &_winbind_group;
152 netbsdwinbind_getgrnam_r(void *nsrv, void *nscb, va_list ap)
154 int *retval = va_arg(ap, int *);
155 const char *name = va_arg(ap, const char *);
156 struct group *grp = va_arg(ap, struct group *);
157 char *buffer = va_arg(ap, char *);
158 size_t buflen = va_arg(ap, size_t);
159 struct group **result = va_arg(ap, struct group **);
166 rv = _nss_winbind_getgrnam_r(name, grp, buffer, buflen, &rerrno);
167 if (rv == NS_SUCCESS)
175 netbsdwinbind_getgroupmembership(void *nsrv, void *nscb, va_list ap)
177 int *result = va_arg(ap, int *);
178 const char *uname = va_arg(ap, const char *);
179 gid_t agroup = va_arg(ap, gid_t);
180 gid_t *groups = va_arg(ap, gid_t *);
181 int maxgrp = va_arg(ap, int);
182 int *groupc = va_arg(ap, int *);
184 struct winbindd_request request;
185 struct winbindd_response response;
187 int wblistc, i, isdup, dupc;
189 ZERO_STRUCT(request);
190 ZERO_STRUCT(response);
191 strncpy(request.data.username, uname,
192 sizeof(request.data.username) - 1);
193 i = winbindd_request_response(WINBINDD_GETGROUPS, &request, &response);
194 if (i != NSS_STATUS_SUCCESS)
196 wblistv = (gid_t *)response.extra_data.data;
197 wblistc = response.data.num_entries;
199 for (i = 0; i < wblistc; i++) { /* add winbind gids */
200 isdup = 0; /* skip duplicates */
201 for (dupc = 0; dupc < MIN(maxgrp, *groupc); dupc++) {
202 if (groups[dupc] == wblistv[i]) {
209 if (*groupc < maxgrp) /* add this gid */
210 groups[*groupc] = wblistv[i];
225 static struct passwd _winbind_passwd;
226 static char _winbind_passwdbuf[1024];
229 netbsdwinbind_endpwent(void *nsrv, void *nscb, va_list ap)
233 rv = _nss_winbind_endpwent();
238 netbsdwinbind_setpwent(void *nsrv, void *nscb, va_list ap)
242 rv = _nss_winbind_setpwent();
247 netbsdwinbind_getpwent(void *nsrv, void *nscb, va_list ap)
249 struct passwd **retval = va_arg(ap, struct passwd **);
255 rv = _nss_winbind_getpwent_r(&_winbind_passwd,
256 _winbind_passwdbuf, sizeof(_winbind_passwdbuf), &rerrno);
257 if (rv == NS_SUCCESS)
258 *retval = &_winbind_passwd;
263 netbsdwinbind_getpwent_r(void *nsrv, void *nscb, va_list ap)
265 int *retval = va_arg(ap, int *);
266 struct passwd *pw = va_arg(ap, struct passwd *);
267 char *buffer = va_arg(ap, char *);
268 size_t buflen = va_arg(ap, size_t);
269 struct passwd **result = va_arg(ap, struct passwd **);
276 rv = _nss_winbind_getpwent_r(pw, buffer, buflen, rerrno);
277 if (rv == NS_SUCCESS)
285 netbsdwinbind_getpwnam(void *nsrv, void *nscb, va_list ap)
287 struct passwd **retval = va_arg(ap, struct passwd **);
288 const char *name = va_arg(ap, const char *);
293 rv = _nss_winbind_getpwnam_r(name, &_winbind_passwd,
294 _winbind_passwdbuf, sizeof(_winbind_passwdbuf), &rerrno);
295 if (rv == NS_SUCCESS)
296 *retval = &_winbind_passwd;
301 netbsdwinbind_getpwnam_r(void *nsrv, void *nscb, va_list ap)
303 int *retval = va_arg(ap, int *);
304 const char *name = va_arg(ap, const char *);
305 struct passwd *pw = va_arg(ap, struct passwd *);
306 char *buffer = va_arg(ap, char *);
307 size_t buflen = va_arg(ap, size_t);
308 struct passwd **result = va_arg(ap, struct passwd **);
315 rv = _nss_winbind_getpwnam_r(name, pw, buffer, buflen, &rerrno);
316 if (rv == NS_SUCCESS)
324 netbsdwinbind_getpwuid(void *nsrv, void *nscb, va_list ap)
326 struct passwd **retval = va_arg(ap, struct passwd **);
327 uid_t uid = va_arg(ap, uid_t);
332 rv = _nss_winbind_getpwuid_r(uid, &_winbind_passwd,
333 _winbind_passwdbuf, sizeof(_winbind_passwdbuf), &rerrno);
334 if (rv == NS_SUCCESS)
335 *retval = &_winbind_passwd;
340 netbsdwinbind_getpwuid_r(void *nsrv, void *nscb, va_list ap)
342 int *retval = va_arg(ap, int *);
343 uid_t uid = va_arg(ap, uid_t);
344 struct passwd *pw = va_arg(ap, struct passwd *);
345 char *buffer = va_arg(ap, char *);
346 size_t buflen = va_arg(ap, size_t);
347 struct passwd **result = va_arg(ap, struct passwd **);
354 rv = _nss_winbind_getpwuid_r(uid, pw, buffer, buflen, &rerrno);
355 if (rv == NS_SUCCESS)
364 nsswitch module setup
365 ---------------------
369 static ns_mtab winbind_methods[] = {
371 { NSDB_GROUP, "endgrent", netbsdwinbind_endgrent, NULL },
372 { NSDB_GROUP, "getgrent", netbsdwinbind_getgrent, NULL },
373 { NSDB_GROUP, "getgrent_r", netbsdwinbind_getgrent_r, NULL },
374 { NSDB_GROUP, "getgrgid", netbsdwinbind_getgrgid, NULL },
375 { NSDB_GROUP, "getgrgid_r", netbsdwinbind_getgrgid_r, NULL },
376 { NSDB_GROUP, "getgrnam", netbsdwinbind_getgrnam, NULL },
377 { NSDB_GROUP, "getgrnam_r", netbsdwinbind_getgrnam_r, NULL },
378 { NSDB_GROUP, "setgrent", netbsdwinbind_setgrent, NULL },
379 { NSDB_GROUP, "setgroupent", netbsdwinbind_setgrent, NULL },
380 { NSDB_GROUP, "getgroupmembership", netbsdwinbind_getgroupmembership, NULL },
382 { NSDB_PASSWD, "endpwent", netbsdwinbind_endpwent, NULL },
383 { NSDB_PASSWD, "getpwent", netbsdwinbind_getpwent, NULL },
384 { NSDB_PASSWD, "getpwent_r", netbsdwinbind_getpwent_r, NULL },
385 { NSDB_PASSWD, "getpwnam", netbsdwinbind_getpwnam, NULL },
386 { NSDB_PASSWD, "getpwnam_r", netbsdwinbind_getpwnam_r, NULL },
387 { NSDB_PASSWD, "getpwuid", netbsdwinbind_getpwuid, NULL },
388 { NSDB_PASSWD, "getpwuid_r", netbsdwinbind_getpwuid_r, NULL },
389 { NSDB_PASSWD, "setpassent", netbsdwinbind_setpwent, NULL },
390 { NSDB_PASSWD, "setpwent", netbsdwinbind_setpwent, NULL },
395 nss_module_register(const char *source, unsigned int *mtabsize,
396 nss_module_unregister_fn *unreg)
398 *mtabsize = sizeof(winbind_methods)/sizeof(winbind_methods[0]);
400 return (winbind_methods);
403 #endif /* NSS_MODULE_INTERFACE_VERSION && HAVE_GETPWENT_R */