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68 lines
1.9 KiB
C
68 lines
1.9 KiB
C
/* Copyright (C) 1996-2015 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <string.h>
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#include <netinet/ether.h>
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#include <netinet/if_ether.h>
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struct etherent_data {};
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#define ENTNAME etherent
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#define DATABASE "ethers"
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#include "files-parse.c"
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LINE_PARSER
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("#",
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/* Read the ethernet address: 6 x 8bit hexadecimal number. */
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{
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size_t cnt;
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for (cnt = 0; cnt < 6; ++cnt)
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{
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unsigned int number;
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if (cnt < 5)
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INT_FIELD (number, ISCOLON , 0, 16, (unsigned int))
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else
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INT_FIELD (number, isspace, 1, 16, (unsigned int))
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if (number > 0xff)
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return 0;
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result->e_addr.ether_addr_octet[cnt] = number;
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}
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};
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STRING_FIELD (result->e_name, isspace, 1);
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)
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#include GENERIC
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DB_LOOKUP (hostton, '.', 0, ("%s", name),
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{
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if (__strcasecmp (result->e_name, name) == 0)
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break;
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}, const char *name)
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DB_LOOKUP (ntohost, '=', 18, ("%x:%x:%x:%x:%x:%x",
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addr->ether_addr_octet[0], addr->ether_addr_octet[1],
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addr->ether_addr_octet[2], addr->ether_addr_octet[3],
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addr->ether_addr_octet[4], addr->ether_addr_octet[5]),
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{
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if (memcmp (&result->e_addr, addr,
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sizeof (struct ether_addr)) == 0)
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break;
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}, const struct ether_addr *addr)
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