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/* This file is part of IPACCT
Copyright (c) Sergey Poznyakoff
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
/* $Id: cons_ip.c,v 1.1.1.1 2001/05/31 13:40:56 gray Exp $ */
#if defined(HAVE_CONFIG_H)
# include <config.h>
#endif
#include <stdlib.h>
#include "ipacct.h"
#define min(a,b) (a<b) ? (a):(b)
static u_char *buf;
extern int snaplen;
void
alloc_snap_buffer()
{
buf = malloc(snaplen);
if (!buf)
die(1, "can't alloc %d bytes for snap buffer", snaplen);
}
void
ip_handler(ip, length)
struct ip *ip;
unsigned int length;
{
if (length >= sizeof(struct ip)) {
if ((long) ip & (sizeof(long) - 1)) {
bcopy((char *) ip, (char *) buf, min(length, snaplen));
ip = (struct ip *) buf;
}
account(ip);
}
}
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