1 /* Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Thorsten Kukuk <kukuk@vt.uni-paderborn.de>, 1996.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Library General Public License as
7 published by the Free Software Foundation; either version 2 of the
8 License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Library General Public License for more details.
15 You should have received a copy of the GNU Library General Public
16 License along with the GNU C Library; see the file COPYING.LIB. If not,
17 write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA. */
26 #include <netinet/in.h>
27 #include <arpa/inet.h>
28 #include <bits/libc-lock.h>
29 #include <rpcsvc/yp.h>
30 #include <rpcsvc/ypclnt.h>
34 /* Get the declaration of the parser function. */
35 #define ENTNAME netent
37 #include <nss/nss_files/files-parse.c>
39 __libc_lock_define_initialized (static, lock
)
41 static bool_t new_start
= 1;
42 static char *oldkey
= NULL
;
43 static int oldkeylen
= 0;
46 _nss_nis_setnetent (int stayopen
)
48 __libc_lock_lock (lock
);
58 __libc_lock_unlock (lock
);
60 return NSS_STATUS_SUCCESS
;
64 _nss_nis_endnetent (void)
66 __libc_lock_lock (lock
);
76 __libc_lock_unlock (lock
);
78 return NSS_STATUS_SUCCESS
;
81 static enum nss_status
82 internal_nis_getnetent_r (struct netent
*net
, char *buffer
, size_t buflen
,
83 int *errnop
, int *herrnop
)
85 struct parser_data
*data
= (void *) buffer
;
86 char *domain
, *result
, *outkey
;
87 int len
, keylen
, parse_res
;
89 if (yp_get_default_domain (&domain
))
90 return NSS_STATUS_UNAVAIL
;
92 /* Get the next entry until we found a correct one. */
95 enum nss_status retval
;
99 retval
= yperr2nss (yp_first (domain
, "networks.byname",
100 &outkey
, &keylen
, &result
, &len
));
102 retval
= yperr2nss ( yp_next (domain
, "networks.byname",
104 &outkey
, &keylen
, &result
, &len
));
106 if (retval
!= NSS_STATUS_SUCCESS
)
108 if (retval
== NSS_STATUS_NOTFOUND
)
110 else if (retval
== NSS_STATUS_TRYAGAIN
)
112 *herrnop
= NETDB_INTERNAL
;
118 if ((size_t) (len
+ 1) > buflen
)
122 *herrnop
= NETDB_INTERNAL
;
123 return NSS_STATUS_TRYAGAIN
;
126 p
= strncpy (buffer
, result
, len
);
132 parse_res
= _nss_files_parse_netent (p
, net
, data
, buflen
, errnop
);
136 *herrnop
= NETDB_INTERNAL
;
138 return NSS_STATUS_TRYAGAIN
;
148 return NSS_STATUS_SUCCESS
;
152 _nss_nis_getnetent_r (struct netent
*net
, char *buffer
, size_t buflen
,
153 int *errnop
, int *herrnop
)
155 enum nss_status status
;
157 __libc_lock_lock (lock
);
159 status
= internal_nis_getnetent_r (net
, buffer
, buflen
, errnop
, herrnop
);
161 __libc_lock_unlock (lock
);
167 _nss_nis_getnetbyname_r (const char *name
, struct netent
*net
, char *buffer
,
168 size_t buflen
, int *errnop
, int *herrnop
)
170 enum nss_status retval
;
171 struct parser_data
*data
= (void *) buffer
;
172 char *domain
, *result
, *p
;
178 *herrnop
= NETDB_INTERNAL
;
179 return NSS_STATUS_UNAVAIL
;
182 if (yp_get_default_domain (&domain
))
183 return NSS_STATUS_UNAVAIL
;
185 if (buflen
< sizeof *data
+ 1)
187 *herrnop
= NETDB_INTERNAL
;
189 return NSS_STATUS_TRYAGAIN
;
193 /* Convert name to lowercase. */
194 size_t namlen
= strlen (name
);
195 char name2
[namlen
+ 1];
198 for (i
= 0; i
< namlen
; ++i
)
199 name2
[i
] = _tolower (name
[i
]);
202 retval
= yperr2nss (yp_match (domain
, "networks.byname", name2
,
203 namlen
, &result
, &len
));
207 if (retval
!= NSS_STATUS_SUCCESS
)
209 if (retval
== NSS_STATUS_NOTFOUND
)
211 else if (retval
== NSS_STATUS_TRYAGAIN
)
214 *herrnop
= NETDB_INTERNAL
;
219 if ((size_t) (len
+ 1) > buflen
)
223 *herrnop
= NETDB_INTERNAL
;
224 return NSS_STATUS_TRYAGAIN
;
227 p
= strncpy (buffer
, result
, len
);
233 parse_res
= _nss_files_parse_netent (p
, net
, data
, buflen
, errnop
);
237 *herrnop
= NETDB_INTERNAL
;
239 return NSS_STATUS_TRYAGAIN
;
243 return NSS_STATUS_NOTFOUND
;
247 return NSS_STATUS_SUCCESS
;
251 _nss_nis_getnetbyaddr_r (uint32_t addr
, int type
, struct netent
*net
,
252 char *buffer
, size_t buflen
, int *errnop
,
255 struct parser_data
*data
= (void *) buffer
;
264 if (yp_get_default_domain (&domain
))
265 return NSS_STATUS_UNAVAIL
;
267 in
= inet_makeaddr (addr
, 0);
268 strcpy (buf
, inet_ntoa (in
));
273 enum nss_status retval
;
276 retval
= yperr2nss (yp_match (domain
, "networks.byaddr", buf
,
277 strlen (buf
), &result
, &len
));
279 if (retval
!= NSS_STATUS_SUCCESS
)
281 if (retval
== NSS_STATUS_NOTFOUND
)
283 if (buf
[blen
- 2] == '.' && buf
[blen
- 1] == '0')
285 /* Try again, but with trailing dot(s)
286 removed (one by one) */
287 buf
[blen
- 2] = '\0';
294 return NSS_STATUS_NOTFOUND
;
299 if (retval
== NSS_STATUS_TRYAGAIN
)
305 if ((size_t) (len
+ 1) > buflen
)
309 *herrnop
= NETDB_INTERNAL
;
310 return NSS_STATUS_TRYAGAIN
;
313 p
= strncpy (buffer
, result
, len
);
319 parse_res
= _nss_files_parse_netent (p
, net
, data
, buflen
, errnop
);
323 *herrnop
= NETDB_INTERNAL
;
325 return NSS_STATUS_TRYAGAIN
;
329 return NSS_STATUS_NOTFOUND
;
333 return NSS_STATUS_SUCCESS
;