1 /* Networks file parser in nss_files module.
2 Copyright (C) 1996-2022 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
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 <https://www.gnu.org/licenses/>. */
19 #include <netinet/in.h>
20 #include <arpa/inet.h>
25 #define ENTNAME netent
26 #define DATABASE "networks"
29 struct netent_data
{};
31 #define TRAILING_LIST_MEMBER n_aliases
32 #define TRAILING_LIST_SEPARATOR_P isspace
33 #include "files-parse.c"
41 STRING_FIELD (result
->n_name
, isspace
, 1);
43 STRING_FIELD (addr
, isspace
, 1);
44 /* 'inet_network' does not add zeroes at the end if the network number
45 does not four byte values. We add them outselves if necessary. */
46 cp
= strchr (addr
, '.');
50 cp
= strchr (cp
+ 1, '.');
54 cp
= strchr (cp
+ 1, '.');
61 char *newp
= (char *) alloca (strlen (addr
) + (4 - n
) * 2 + 1);
62 cp
= stpcpy (newp
, addr
);
72 result
->n_net
= __inet_network (addr
);
73 result
->n_addrtype
= AF_INET
;
77 #include "files-XXX.c"
79 DB_LOOKUP (netbyname
, ,,,
80 LOOKUP_NAME_CASE (n_name
, n_aliases
),
83 DB_LOOKUP (netbyaddr
, ,,,
85 if ((type
== AF_UNSPEC
|| result
->n_addrtype
== type
)
86 && result
->n_net
== net
)
89 }, uint32_t net
, int type
)