forked from osmocom/wireshark
79 lines
2.4 KiB
C
79 lines
2.4 KiB
C
/* packet-raw.c
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* Routines for raw packet disassembly
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*
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* $Id: packet-raw.c,v 1.4 1998/10/10 03:32:15 gerald Exp $
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*
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* Ethereal - Network traffic analyzer
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* By Gerald Combs <gerald@zing.org>
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*
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* This file created and by Mike Hall <mlh@io.com>
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* Copyright 1998
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#ifdef HAVE_SYS_TYPES_H
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# include <sys/types.h>
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#endif
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#include <gtk/gtk.h>
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#include <stdio.h>
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#include <pcap.h>
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#include "ethereal.h"
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#include "packet.h"
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void
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dissect_raw( const u_char *pd, frame_data *fd, GtkTree *tree ) {
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GtkWidget *ti, *fh_tree;
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/* load the top pane info. This should be overwritten by
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the next protocol in the stack */
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if(fd->win_info[COL_NUM]) {
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strcpy(fd->win_info[COL_SOURCE], "N/A" );
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strcpy(fd->win_info[COL_DESTINATION], "N/A" );
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strcpy(fd->win_info[COL_INFO], "Raw packet data" );
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}
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/* populate a tree in the second pane with the status of the link
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layer (ie none) */
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if(tree) {
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ti = add_item_to_tree( GTK_WIDGET(tree), 0, 0,
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"Raw packet data (%d on link, %d captured)",
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fd->pkt_len, fd->cap_len );
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fh_tree = gtk_tree_new();
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add_subtree(ti, fh_tree, ETT_RAW);
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add_item_to_tree(fh_tree, 0, 0, "No link information available");
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}
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/* So far, the only time we get raw connection types are with Linux and
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* Irix PPP connections. We can't tell what type of data is coming down
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* the line, so our safest bet is IP. - GCC
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*/
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/* Currently, the Linux 2.1.xxx PPP driver passes back some of the header
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* sometimes. This check should be removed when 2.2 is out.
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*/
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if (pd[0] == 0xff && pd[1] == 0x03)
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dissect_ip(pd, 4, fd, tree);
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else
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dissect_ip(pd, 0, fd, tree);
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}
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