1 /* Copyright (c) 1997-2013 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/>. */
21 #include <rpcsvc/nis.h>
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 domainbuf
[grouplen
+ 2];
31 nis_result
*res
, *res2
;
35 cp
= rawmemchr (nis_leaf_of_r (group
, buf
, sizeof (buf
) - 1), '\0');
36 cp
= stpcpy (cp
, ".groups_dir");
37 cp2
= nis_domain_of_r (group
, domainbuf
, sizeof (domainbuf
) - 1);
38 if (cp2
!= NULL
&& cp2
[0] != '\0')
43 res
= nis_lookup (buf
, FOLLOW_LINKS
| EXPAND_NAME
);
44 if (NIS_RES_STATUS (res
) != NIS_SUCCESS
)
46 status
= NIS_RES_STATUS (res
);
50 if (NIS_RES_NUMOBJ (res
) != 1
51 || __type_of (NIS_RES_OBJECT (res
)) != NIS_GROUP_OBJ
)
54 return NIS_INVALIDOBJ
;
58 = NIS_RES_OBJECT(res
)->GR_data
.gr_members
.gr_members_len
;
60 nis_name
*new_gr_members_val
61 = realloc (NIS_RES_OBJECT (res
)->GR_data
.gr_members
.gr_members_val
,
62 (gr_members_len
+ 1) * sizeof (nis_name
));
63 if (new_gr_members_val
== NULL
)
66 NIS_RES_OBJECT (res
)->GR_data
.gr_members
.gr_members_val
69 new_gr_members_val
[gr_members_len
] = strdup (member
);
70 if (new_gr_members_val
[gr_members_len
] == NULL
)
76 ++NIS_RES_OBJECT (res
)->GR_data
.gr_members
.gr_members_len
;
78 /* Check the buffer bounds are not exceeded. */
79 assert (strlen (NIS_RES_OBJECT(res
)->zo_name
) + 1 < grouplen
+ 14);
80 cp
= stpcpy (buf
, NIS_RES_OBJECT(res
)->zo_name
);
82 strncpy (cp
, NIS_RES_OBJECT (res
)->zo_domain
, NIS_MAXNAMELEN
);
83 res2
= nis_modify (buf
, NIS_RES_OBJECT (res
));
84 status
= NIS_RES_STATUS (res2
);
86 nis_freeresult (res2
);