1 /* Copyright (C) 1996, 1997, 1998, 2000 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Thorsten Kukuk <kukuk@suse.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. */
25 #include <bits/libc-lock.h>
26 #include <rpcsvc/yp.h>
27 #include <rpcsvc/ypclnt.h>
31 /* Get the declaration of the parser function. */
32 #define ENTNAME protoent
34 #include <nss/nss_files/files-parse.c>
36 __libc_lock_define_initialized (static, lock
)
41 struct response
*next
;
44 static struct response
*start
= NULL
;
45 static struct response
*next
= NULL
;
48 saveit (int instatus
, char *inkey
, int inkeylen
, char *inval
,
49 int invallen
, char *indata
)
51 if (instatus
!= YP_TRUE
)
54 if (inkey
&& inkeylen
> 0 && inval
&& invallen
> 0)
58 start
= malloc (sizeof (struct response
));
65 next
->next
= malloc (sizeof (struct response
));
66 if (next
->next
== NULL
)
71 next
->val
= malloc (invallen
+ 1);
72 if (next
->val
== NULL
)
74 strncpy (next
->val
, inval
, invallen
);
75 next
->val
[invallen
] = '\0';
81 static enum nss_status
82 internal_nis_setprotoent (void)
85 struct ypall_callback ypcb
;
86 enum nss_status status
;
88 yp_get_default_domain (&domainname
);
92 if (start
->val
!= NULL
)
100 ypcb
.foreach
= saveit
;
102 status
= yperr2nss (yp_all (domainname
, "protocols.bynumber", &ypcb
));
109 _nss_nis_setprotoent (int stayopen
)
111 enum nss_status status
;
113 __libc_lock_lock (lock
);
115 status
= internal_nis_setprotoent ();
117 __libc_lock_unlock (lock
);
123 _nss_nis_endprotoent (void)
125 __libc_lock_lock (lock
);
127 while (start
!= NULL
)
129 if (start
->val
!= NULL
)
138 __libc_lock_unlock (lock
);
140 return NSS_STATUS_SUCCESS
;
143 static enum nss_status
144 internal_nis_getprotoent_r (struct protoent
*proto
,
145 char *buffer
, size_t buflen
, int *errnop
)
147 struct parser_data
*data
= (void *) buffer
;
151 internal_nis_setprotoent ();
153 /* Get the next entry until we found a correct one. */
161 return NSS_STATUS_NOTFOUND
;
163 p
= strncpy (buffer
, next
->val
, buflen
);
168 parse_res
= _nss_files_parse_protoent (p
, proto
, data
, buflen
, errnop
);
170 return NSS_STATUS_TRYAGAIN
;
175 return NSS_STATUS_SUCCESS
;
179 _nss_nis_getprotoent_r (struct protoent
*proto
, char *buffer
, size_t buflen
,
182 enum nss_status status
;
184 __libc_lock_lock (lock
);
186 status
= internal_nis_getprotoent_r (proto
, buffer
, buflen
, errnop
);
188 __libc_lock_unlock (lock
);
194 _nss_nis_getprotobyname_r (const char *name
, struct protoent
*proto
,
195 char *buffer
, size_t buflen
, int *errnop
)
197 struct parser_data
*data
= (void *) buffer
;
198 enum nss_status retval
;
199 char *domain
, *result
, *p
;
205 return NSS_STATUS_UNAVAIL
;
208 if (yp_get_default_domain (&domain
))
209 return NSS_STATUS_UNAVAIL
;
211 retval
= yperr2nss (yp_match (domain
, "protocols.byname", name
,
212 strlen (name
), &result
, &len
));
214 if (retval
!= NSS_STATUS_SUCCESS
)
216 if (retval
== NSS_STATUS_NOTFOUND
)
218 else if (retval
== NSS_STATUS_TRYAGAIN
)
223 if ((size_t) (len
+ 1) > buflen
)
227 return NSS_STATUS_TRYAGAIN
;
230 p
= strncpy (buffer
, result
, len
);
236 parse_res
= _nss_files_parse_protoent (p
, proto
, data
, buflen
, errnop
);
240 return NSS_STATUS_TRYAGAIN
;
244 return NSS_STATUS_NOTFOUND
;
247 return NSS_STATUS_SUCCESS
;
251 _nss_nis_getprotobynumber_r (int number
, struct protoent
*proto
,
252 char *buffer
, size_t buflen
, int *errnop
)
254 struct parser_data
*data
= (void *) buffer
;
255 enum nss_status retval
;
256 char *domain
, *result
, *p
;
257 int len
, nlen
, parse_res
;
260 if (yp_get_default_domain (&domain
))
261 return NSS_STATUS_UNAVAIL
;
263 nlen
= sprintf (buf
, "%d", number
);
265 retval
= yperr2nss (yp_match (domain
, "protocols.bynumber", buf
,
266 nlen
, &result
, &len
));
268 if (retval
!= NSS_STATUS_SUCCESS
)
270 if (retval
== NSS_STATUS_NOTFOUND
)
272 else if (retval
== NSS_STATUS_TRYAGAIN
)
277 if ((size_t) (len
+ 1) > buflen
)
281 return NSS_STATUS_TRYAGAIN
;
284 p
= strncpy (buffer
, result
, len
);
290 parse_res
= _nss_files_parse_protoent (p
, proto
, data
, buflen
, errnop
);
294 return NSS_STATUS_TRYAGAIN
;
298 return NSS_STATUS_NOTFOUND
;
301 return NSS_STATUS_SUCCESS
;