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/* packet-raw.c
* Routines for raw packet disassembly
*
* $Id: packet-raw.c,v 1.4 1998/10/10 03:32:15 gerald Exp $
*
* Ethereal - Network traffic analyzer
* By Gerald Combs <gerald@zing.org>
*
* This file created and by Mike Hall <mlh@io.com>
* Copyright 1998
*
* 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.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#include <gtk/gtk.h>
#include <stdio.h>
#include <pcap.h>
#include "ethereal.h"
#include "packet.h"
void
dissect_raw( const u_char *pd, frame_data *fd, GtkTree *tree ) {
GtkWidget *ti, *fh_tree;
/* load the top pane info. This should be overwritten by
the next protocol in the stack */
if(fd->win_info[COL_NUM]) {
strcpy(fd->win_info[COL_SOURCE], "N/A" );
strcpy(fd->win_info[COL_DESTINATION], "N/A" );
strcpy(fd->win_info[COL_INFO], "Raw packet data" );
}
/* populate a tree in the second pane with the status of the link
layer (ie none) */
if(tree) {
ti = add_item_to_tree( GTK_WIDGET(tree), 0, 0,
"Raw packet data (%d on link, %d captured)",
fd->pkt_len, fd->cap_len );
fh_tree = gtk_tree_new();
add_subtree(ti, fh_tree, ETT_RAW);
add_item_to_tree(fh_tree, 0, 0, "No link information available");
}
/* So far, the only time we get raw connection types are with Linux and
* Irix PPP connections. We can't tell what type of data is coming down
* the line, so our safest bet is IP. - GCC
*/
/* Currently, the Linux 2.1.xxx PPP driver passes back some of the header
* sometimes. This check should be removed when 2.2 is out.
*/
if (pd[0] == 0xff && pd[1] == 0x03)
dissect_ip(pd, 4, fd, tree);
else
dissect_ip(pd, 0, fd, tree);
}
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