1 /* Copyright (C) 1996, 1997 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. */
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));
63 next->next = malloc (sizeof (struct response));
67 next->val = malloc (invallen + 1);
68 strncpy (next->val, inval, invallen);
69 next->val[invallen] = '\0';
75 static enum nss_status
76 internal_nis_setprotoent (void)
79 struct ypall_callback ypcb;
80 enum nss_status status;
82 yp_get_default_domain (&domainname);
86 if (start->val != NULL)
94 ypcb.foreach = saveit;
96 status = yperr2nss (yp_all (domainname, "protocols.bynumber", &ypcb));
103 _nss_nis_setprotoent (void)
105 enum nss_status status;
107 __libc_lock_lock (lock);
109 status = internal_nis_setprotoent ();
111 __libc_lock_unlock (lock);
117 _nss_nis_endprotoent (void)
119 __libc_lock_lock (lock);
121 while (start != NULL)
123 if (start->val != NULL)
132 __libc_lock_unlock (lock);
134 return NSS_STATUS_SUCCESS;
137 static enum nss_status
138 internal_nis_getprotoent_r (struct protoent *proto,
139 char *buffer, size_t buflen, int *errnop)
141 struct parser_data *data = (void *) buffer;
145 internal_nis_setprotoent ();
147 /* Get the next entry until we found a correct one. */
153 return NSS_STATUS_NOTFOUND;
154 p = strcpy (buffer, next->val);
159 parse_res = _nss_files_parse_protoent (p, proto, data, buflen, errnop);
161 return NSS_STATUS_TRYAGAIN;
166 return NSS_STATUS_SUCCESS;
170 _nss_nis_getprotoent_r (struct protoent *proto, char *buffer, size_t buflen,
173 enum nss_status status;
175 __libc_lock_lock (lock);
177 status = internal_nis_getprotoent_r (proto, buffer, buflen, errnop);
179 __libc_lock_unlock (lock);
185 _nss_nis_getprotobyname_r (const char *name, struct protoent *proto,
186 char *buffer, size_t buflen, int *errnop)
188 struct parser_data *data = (void *) buffer;
189 enum nss_status retval;
190 char *domain, *result, *p;
195 __set_errno (EINVAL);
196 return NSS_STATUS_UNAVAIL;
199 if (yp_get_default_domain (&domain))
200 return NSS_STATUS_UNAVAIL;
202 retval = yperr2nss (yp_match (domain, "protocols.byname", name,
203 strlen (name), &result, &len));
205 if (retval != NSS_STATUS_SUCCESS)
207 if (retval == NSS_STATUS_TRYAGAIN)
212 if ((size_t) (len + 1) > buflen)
216 return NSS_STATUS_TRYAGAIN;
219 p = strncpy (buffer, result, len);
225 parse_res = _nss_files_parse_protoent (p, proto, data, buflen, errnop);
227 return NSS_STATUS_TRYAGAIN;
230 return NSS_STATUS_SUCCESS;
232 return NSS_STATUS_NOTFOUND;
236 _nss_nis_getprotobynumber_r (int number, struct protoent *proto,
237 char *buffer, size_t buflen, int *errnop)
239 struct parser_data *data = (void *) buffer;
240 enum nss_status retval;
241 char *domain, *result, *p;
242 int len, nlen, parse_res;
245 if (yp_get_default_domain (&domain))
246 return NSS_STATUS_UNAVAIL;
248 nlen = sprintf (buf, "%d", number);
250 retval = yperr2nss (yp_match (domain, "protocols.bynumber", buf,
251 nlen, &result, &len));
253 if (retval != NSS_STATUS_SUCCESS)
255 if (retval == NSS_STATUS_TRYAGAIN)
260 if ((size_t) (len + 1) > buflen)
264 return NSS_STATUS_TRYAGAIN;
267 p = strncpy (buffer, result, len);
273 parse_res = _nss_files_parse_protoent (p, proto, data, buflen, errnop);
275 return NSS_STATUS_TRYAGAIN;
278 return NSS_STATUS_SUCCESS;
280 return NSS_STATUS_NOTFOUND;