nss/nss_files/files-network.c

   1 /* Networks file parser in nss_files module.
   2 Copyright (C) 1996 Free Software Foundation, Inc.
   3 This file is part of the GNU C Library.
   4
   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.
   9
  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.
  14
  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
  17 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
  18 Cambridge, MA 02139, USA.  */
  19
  20 #include <netinet/in.h>
  21 #include <arpa/inet.h>
  22 #include <netdb.h>
  23
  24 #define ENTNAME         netent
  25 #define DATAFILE        _PATH_NETWORKS
  26
  27 struct netent_data {};
  28
  29 #define TRAILING_LIST_MEMBER            n_aliases
  30 #define TRAILING_LIST_SEPARATOR_P       isspace
  31 #include "files-parse.c"
  32 LINE_PARSER
  33 ("#",
  34  {
  35    char *addr;
  36
  37    STRING_FIELD (result->n_name, isspace, 1);
  38
  39    STRING_FIELD (addr, isspace, 1);
  40    result->n_net = inet_network (addr);
  41
  42  })
  43
  44 #include "files-XXX.c"
  45
  46 DB_LOOKUP (netbyname,
  47            LOOKUP_NAME (n_name, n_aliases),
  48            const char *name)
  49
  50 DB_LOOKUP (netbyaddr,
  51            {
  52              if (result->n_addrtype == type && result->n_net == net)
  53                /* Bingo!  */
  54                break;
  55            }, int type, unsigned long int net)