Update.
[glibc.git] / nis / nis_addmember.c
blob2a3190357277821c9cbd16b9367bb1b897eee0e9
1 /* Copyright (c) 1997, 1998 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 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. */
20 #include <string.h>
21 #include <rpcsvc/nis.h>
23 nis_error
24 nis_addmember (const_nis_name member, const_nis_name group)
26 if (group != NULL && group[0] != '\0')
28 size_t grouplen = strlen (group);
29 char buf[grouplen + 14 + NIS_MAXNAMELEN];
30 char leafbuf[grouplen + 2];
31 char domainbuf[grouplen + 2];
32 nis_result *res, *res2;
33 nis_error status;
34 char *cp, *cp2;
36 cp = stpcpy (buf, nis_leaf_of_r (group, leafbuf, sizeof (leafbuf) - 1));
37 cp = stpcpy (cp, ".groups_dir");
38 cp2 = nis_domain_of_r (group, domainbuf, sizeof (domainbuf) - 1);
39 if (cp2 != NULL && cp2[0] != '\0')
41 *cp++ = '.';
42 stpcpy (cp, cp2);
44 res = nis_lookup (buf, FOLLOW_LINKS|EXPAND_NAME);
45 if (NIS_RES_STATUS (res) != NIS_SUCCESS)
47 status = NIS_RES_STATUS (res);
48 nis_freeresult (res);
49 return status;
51 if ((NIS_RES_NUMOBJ (res) != 1) ||
52 (__type_of (NIS_RES_OBJECT (res)) != NIS_GROUP_OBJ))
53 return NIS_INVALIDOBJ;
55 NIS_RES_OBJECT (res)->GR_data.gr_members.gr_members_val
56 = realloc (NIS_RES_OBJECT (res)->GR_data.gr_members.gr_members_val,
57 (NIS_RES_OBJECT(res)->GR_data.gr_members.gr_members_len + 1)
58 * sizeof (char *));
59 NIS_RES_OBJECT (res)->GR_data.gr_members.gr_members_val[NIS_RES_OBJECT (res)->GR_data.gr_members.gr_members_len] = strdup (member);
60 ++NIS_RES_OBJECT (res)->GR_data.gr_members.gr_members_len;
62 cp = stpcpy (buf, NIS_RES_OBJECT(res)->zo_name);
63 *cp++ = '.';
64 strncpy (cp, NIS_RES_OBJECT (res)->zo_domain, NIS_MAXNAMELEN);
65 res2 = nis_modify (buf, NIS_RES_OBJECT (res));
66 status = NIS_RES_STATUS (res2);
67 nis_freeresult (res);
68 nis_freeresult (res2);
70 return status;
72 else
73 return NIS_FAIL;