tile: Check for pointer add overflow in memchr
[glibc.git] / nis / nis_server.c
blobdd9461c2a749de6f39cd7c4c3ff563e7f4796ca2
1 /* Copyright (c) 1997-2017 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Thorsten Kukuk <kukuk@vt.uni-paderborn.de>, 1997.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the 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 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <http://www.gnu.org/licenses/>. */
19 #include <string.h>
20 #include <rpcsvc/nis.h>
22 #include "nis_xdr.h"
23 #include "nis_intern.h"
25 nis_error
26 nis_servstate (const nis_server *serv, const nis_tag *tags,
27 const int numtags, nis_tag **result)
29 nis_taglist taglist;
30 nis_taglist tagres;
32 *result = 0;
33 tagres.tags.tags_len = 0;
34 tagres.tags.tags_val = NULL;
35 taglist.tags.tags_len = numtags;
36 taglist.tags.tags_val = (nis_tag *) tags;
38 if (serv == NULL)
39 return NIS_BADOBJECT;
41 if (__do_niscall2 (serv, 1, NIS_SERVSTATE, (xdrproc_t) _xdr_nis_taglist,
42 (caddr_t) &taglist, (xdrproc_t) _xdr_nis_taglist,
43 (caddr_t) &tagres, 0, NULL) != NIS_SUCCESS)
44 return NIS_RPCERROR;
46 *result = tagres.tags.tags_val;
48 return NIS_SUCCESS;
51 nis_error
52 nis_stats (const nis_server *serv, const nis_tag *tags,
53 const int numtags, nis_tag **result)
55 nis_taglist taglist;
56 nis_taglist tagres;
58 *result = NULL;
59 tagres.tags.tags_len = 0;
60 tagres.tags.tags_val = NULL;
61 taglist.tags.tags_len = numtags;
62 taglist.tags.tags_val = (nis_tag *) tags;
64 if (serv == NULL)
65 return NIS_BADOBJECT;
67 if (__do_niscall2 (serv, 1, NIS_STATUS, (xdrproc_t) _xdr_nis_taglist,
68 (caddr_t) &taglist, (xdrproc_t) _xdr_nis_taglist,
69 (caddr_t) &tagres, 0, NULL) != NIS_SUCCESS)
70 return NIS_RPCERROR;
72 *result = tagres.tags.tags_val;
74 return NIS_SUCCESS;
77 void
78 nis_freetags (nis_tag *tags, const int numtags)
80 int i;
82 for (i = 0; i < numtags; ++i)
83 free (tags[i].tag_val);
84 free (tags);