mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-25 14:30:06 +00:00
76 lines
2.2 KiB
C
76 lines
2.2 KiB
C
/* Copyright (C) 1996 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Library General Public License as
|
|
published by the Free Software Foundation; either version 2 of the
|
|
License, or (at your option) any later version.
|
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Library General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Library General Public
|
|
License along with the GNU C Library; see the file COPYING.LIB. If
|
|
not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
Boston, MA 02111-1307, USA. */
|
|
|
|
#include <string.h>
|
|
#include <netinet/if_ether.h>
|
|
|
|
/* Because the `ethers' lookup does not fit so well in the scheme so
|
|
we define a dummy struct here which helps us to use the available
|
|
functions. */
|
|
struct etherent
|
|
{
|
|
const char *e_name;
|
|
struct ether_addr e_addr;
|
|
};
|
|
struct etherent_data {};
|
|
|
|
#define ENTNAME etherent
|
|
#define DATABASE "ethers"
|
|
#include "files-parse.c"
|
|
LINE_PARSER
|
|
("#",
|
|
/* Read the ethernet address: 6 x 8bit hexadecimal number. */
|
|
{
|
|
size_t cnt;
|
|
|
|
for (cnt = 0; cnt < 6; ++cnt)
|
|
{
|
|
unsigned int number;
|
|
|
|
if (cnt < 5)
|
|
INT_FIELD (number, ISCOLON , 0, 16, (unsigned int))
|
|
else
|
|
INT_FIELD (number, isspace, 0, 16, (unsigned int))
|
|
|
|
if (number > 0xff)
|
|
return 0;
|
|
result->e_addr.ether_addr_octet[cnt] = number;
|
|
}
|
|
};
|
|
STRING_FIELD (result->e_name, isspace, 1);
|
|
)
|
|
|
|
|
|
#include GENERIC
|
|
|
|
DB_LOOKUP (hostton, 1 + strlen (name), (".%s", name),
|
|
{
|
|
if (strcmp (result->e_name, name) == 0)
|
|
break;
|
|
}, const char *name)
|
|
|
|
DB_LOOKUP (ntohost, 18, ("=%x:%x:%x:%x:%x:%x",
|
|
addr->ether_addr_octet[0], addr->ether_addr_octet[1],
|
|
addr->ether_addr_octet[2], addr->ether_addr_octet[3],
|
|
addr->ether_addr_octet[4], addr->ether_addr_octet[5]),
|
|
{
|
|
if (memcmp (&result->e_addr, addr,
|
|
sizeof (struct ether_addr)) == 0)
|
|
break;
|
|
}, struct ether_addr *addr)
|