121 lines
3.4 KiB
C
121 lines
3.4 KiB
C
/* ethertype.c
|
|
* Routines for calling the right protocol for the ethertype.
|
|
* This is called by both packet-eth.c (Ethernet II) and packet-llc.c (SNAP)
|
|
*
|
|
* $Id: ethertype.c,v 1.5 1998/10/10 03:32:06 gerald Exp $
|
|
*
|
|
* Gilbert Ramirez <gram@verdict.uthscsa.edu>
|
|
*
|
|
* Ethereal - Network traffic analyzer
|
|
* By Gerald Combs <gerald@zing.org>
|
|
* Copyright 1998 Gerald Combs
|
|
*
|
|
*
|
|
* 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"
|
|
#include "etypes.h"
|
|
|
|
void
|
|
ethertype(guint16 etype, int offset,
|
|
const u_char *pd, frame_data *fd, GtkTree *tree, GtkWidget
|
|
*fh_tree)
|
|
{
|
|
gchar etype_str[][10] = {"IP", "ARP", "RARP", "AppleTalk", "AARP"};
|
|
|
|
switch (etype) {
|
|
case ETHERTYPE_IP:
|
|
if (tree) {
|
|
add_item_to_tree(fh_tree, offset - 2, 2, "Type: IP (0x%04x)",
|
|
etype);
|
|
}
|
|
dissect_ip(pd, offset, fd, tree);
|
|
break;
|
|
case ETHERTYPE_IPv6:
|
|
if (tree) {
|
|
add_item_to_tree(fh_tree, offset - 2, 2, "Type: IPv6 (0x%04x)",
|
|
etype);
|
|
}
|
|
dissect_ipv6(pd, offset, fd, tree);
|
|
break;
|
|
case ETHERTYPE_ARP:
|
|
if (tree) {
|
|
add_item_to_tree(fh_tree, offset - 2, 2,
|
|
"Type: ARP (0x%04x)", etype);
|
|
}
|
|
dissect_arp(pd, offset, fd, tree);
|
|
break;
|
|
case ETHERTYPE_REVARP:
|
|
if (tree) {
|
|
add_item_to_tree(fh_tree, offset - 2, 2,
|
|
"Type: RARP (0x%04x)", etype);
|
|
}
|
|
dissect_arp(pd, offset, fd, tree);
|
|
break;
|
|
case ETHERTYPE_ATALK:
|
|
if (tree) {
|
|
add_item_to_tree(fh_tree, offset - 2, 2,
|
|
"Type: AppleTalk (0x%04x)", etype);
|
|
}
|
|
if (fd->win_info[COL_NUM]) { strcpy(fd->win_info[COL_PROTOCOL], etype_str[3]); }
|
|
break;
|
|
case ETHERTYPE_AARP:
|
|
if (tree) {
|
|
add_item_to_tree(fh_tree, offset - 2, 2,
|
|
"Type: AARP (0x%04x)", etype);
|
|
}
|
|
if (fd->win_info[COL_NUM]) { strcpy(fd->win_info[COL_PROTOCOL], etype_str[4]); }
|
|
break;
|
|
case ETHERTYPE_IPX:
|
|
if (tree) {
|
|
add_item_to_tree(fh_tree, offset - 2, 2,
|
|
"Type: Netware IPX/SPX (0x%04x)", etype);
|
|
}
|
|
dissect_ipx(pd, offset, fd, tree);
|
|
break;
|
|
case ETHERTYPE_VINES:
|
|
if (tree) {
|
|
add_item_to_tree(fh_tree, offset - 2, 2,
|
|
"Type Vines (0x%04x)", etype);
|
|
}
|
|
dissect_vines(pd, offset, fd, tree);
|
|
break;
|
|
default:
|
|
if (tree) {
|
|
add_item_to_tree(fh_tree, offset - 2, 2,
|
|
"Type: Unknown (0x%04x)", etype);
|
|
dissect_data(pd, offset, fd, tree);
|
|
}
|
|
if (fd->win_info[COL_NUM]) { sprintf(fd->win_info[COL_PROTOCOL], "0x%04x", etype); }
|
|
break;
|
|
}
|
|
}
|