2002-02-02 12:04:24 +00:00
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/* packet-iapp.c
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* Routines for IAPP dissection
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* Copyright 2002, Alfred Arnold <aarnold@elsa.de>
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*
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2004-07-18 00:24:25 +00:00
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* $Id$
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2002-02-02 12:04:24 +00:00
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*
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2006-05-21 04:49:01 +00:00
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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2002-02-02 12:04:24 +00:00
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* Copyright 1998 Gerald Combs
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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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2002-08-28 21:04:11 +00:00
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*
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2002-02-02 12:04:24 +00:00
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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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2002-08-28 21:04:11 +00:00
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*
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2002-02-02 12:04:24 +00:00
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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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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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#include <glib.h>
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#include <epan/packet.h>
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2005-09-17 00:02:31 +00:00
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#include <epan/oui.h>
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2002-02-02 12:04:24 +00:00
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/* Initialize the protocol and registered fields */
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static int proto_iapp = -1;
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static int hf_iapp_version = -1;
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static int hf_iapp_type = -1;
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/* Initialize the subtree pointers */
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static gint ett_iapp = -1;
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static gint ett_iapp_pdu = -1;
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static gint ett_iapp_cap = -1;
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static gint ett_iapp_auth = -1;
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#define UDP_PORT_IAPP 2313
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2002-08-28 21:04:11 +00:00
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#define IAPP_ANNOUNCE_REQUEST 0
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#define IAPP_ANNOUNCE_RESPONSE 1
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#define IAPP_HANDOVER_REQUEST 2
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#define IAPP_HANDOVER_RESPONSE 3
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2002-02-02 12:04:24 +00:00
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#define IAPP_PDU_SSID 0
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#define IAPP_PDU_BSSID 1
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#define IAPP_PDU_OLDBSSID 2
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#define IAPP_PDU_MSADDR 3
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#define IAPP_PDU_CAPABILITY 4
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#define IAPP_PDU_ANNOUNCEINT 5
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#define IAPP_PDU_HOTIMEOUT 6
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#define IAPP_PDU_MESSAGEID 7
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#define IAPP_PDU_PHYTYPE 0x10
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#define IAPP_PDU_REGDOMAIN 0x11
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#define IAPP_PDU_CHANNEL 0x12
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#define IAPP_PDU_BEACONINT 0x13
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#define IAPP_PDU_OUIIDENT 0x80
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#define IAPP_PDU_AUTHINFO 0x81
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#define IAPP_CAP_FORWARDING 0x40
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#define IAPP_CAP_WEP 0x20
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#define IAPP_PHY_PROP 0x00
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#define IAPP_PHY_FHSS 0x01
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#define IAPP_PHY_DSSS 0x02
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#define IAPP_PHY_IR 0x03
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#define IAPP_PHY_OFDM 0x04
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#define IAPP_DOM_FCC 0x10
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#define IAPP_DOM_IC 0x20
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#define IAPP_DOM_ETSI 0x30
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#define IAPP_DOM_SPAIN 0x31
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#define IAPP_DOM_FRANCE 0x32
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#define IAPP_DOM_MKK 0x40
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#define IAPP_AUTH_STATUS 0x01
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#define IAPP_AUTH_USERNAME 0x02
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#define IAPP_AUTH_PROVNAME 0x03
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#define IAPP_AUTH_RXPKTS 0x04
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#define IAPP_AUTH_TXPKTS 0x05
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#define IAPP_AUTH_RXBYTES 0x06
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#define IAPP_AUTH_TXBYTES 0x07
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#define IAPP_AUTH_LOGINTIME 0x08
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#define IAPP_AUTH_TIMELIMIT 0x09
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#define IAPP_AUTH_VOLLIMIT 0x0a
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#define IAPP_AUTH_ACCCYCLE 0x0b
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#define IAPP_AUTH_RXGWORDS 0x0c
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#define IAPP_AUTH_TXGWORDS 0x0d
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#define IAPP_AUTH_IPADDR 0x0e
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#define IAPP_AUTH_TRAILER 0xff
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typedef struct _e_iapphdr {
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guint8 ia_version;
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guint8 ia_type;
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} e_iapphdr;
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typedef struct _e_pduhdr {
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guint8 pdu_type;
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guint8 pdu_len_h;
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guint8 pdu_len_l;
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} e_pduhdr;
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2008-08-14 23:51:52 +00:00
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static const value_string iapp_vals[] = {
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2002-02-02 12:04:24 +00:00
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{IAPP_ANNOUNCE_REQUEST, "Announce Request"},
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{IAPP_ANNOUNCE_RESPONSE, "Announce Response"},
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{IAPP_HANDOVER_REQUEST, "Handover Request"},
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{IAPP_HANDOVER_RESPONSE, "Handover Response"},
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{0, NULL}};
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2008-08-14 23:51:52 +00:00
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static const value_string iapp_pdu_type_vals[] = {
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2002-02-02 12:04:24 +00:00
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{IAPP_PDU_SSID, "Network Name"},
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{IAPP_PDU_BSSID, "BSSID"},
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{IAPP_PDU_OLDBSSID, "Old BSSID"},
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{IAPP_PDU_MSADDR, "Mobile Station Address"},
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{IAPP_PDU_CAPABILITY, "Capabilities"},
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{IAPP_PDU_ANNOUNCEINT, "Announce Interval"},
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{IAPP_PDU_HOTIMEOUT, "Handover Timeout"},
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{IAPP_PDU_MESSAGEID, "Message ID"},
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{IAPP_PDU_PHYTYPE, "PHY Type"},
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{IAPP_PDU_REGDOMAIN, "Regulatory Domain"},
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{IAPP_PDU_CHANNEL, "Radio Channel"},
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{IAPP_PDU_BEACONINT, "Beacon Interval"},
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{IAPP_PDU_OUIIDENT, "OUI Identifier"},
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{IAPP_PDU_AUTHINFO, "ELSA Authentication Info"},
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{0, NULL}};
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2008-08-14 23:51:52 +00:00
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static const value_string iapp_cap_vals[] = {
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2002-02-02 12:04:24 +00:00
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{IAPP_CAP_FORWARDING, "Forwarding"},
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{IAPP_CAP_WEP, "WEP"},
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{0, NULL}};
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2008-08-14 23:51:52 +00:00
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static const value_string iapp_phy_vals[] = {
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2002-02-02 12:04:24 +00:00
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{IAPP_PHY_PROP, "Proprietary"},
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{IAPP_PHY_FHSS, "FHSS"},
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{IAPP_PHY_DSSS, "DSSS"},
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{IAPP_PHY_IR, "Infrared"},
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{IAPP_PHY_OFDM, "OFDM"},
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{0, NULL}};
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2008-08-14 23:51:52 +00:00
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static const value_string iapp_dom_vals[] = {
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2002-02-02 12:04:24 +00:00
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{IAPP_DOM_FCC, "FCC (USA)"},
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{IAPP_DOM_IC, "IC (Canada)"},
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{IAPP_DOM_ETSI, "ETSI (Europe)"},
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{IAPP_DOM_SPAIN, "Spain"},
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{IAPP_DOM_FRANCE, "France"},
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{IAPP_DOM_MKK, "MKK (Japan)"},
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{0, NULL}};
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2008-08-14 23:51:52 +00:00
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static const value_string iapp_auth_type_vals[] = {
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2002-02-02 12:04:24 +00:00
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{IAPP_AUTH_STATUS, "Status"},
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{IAPP_AUTH_USERNAME, "User Name"},
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{IAPP_AUTH_PROVNAME, "Provider Name"},
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{IAPP_AUTH_RXPKTS, "Received Packets"},
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{IAPP_AUTH_TXPKTS, "Transmitted Packets"},
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{IAPP_AUTH_RXBYTES, "Received Octets"},
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{IAPP_AUTH_TXBYTES, "Transmitted Octets"},
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{IAPP_AUTH_LOGINTIME, "Session Time"},
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{IAPP_AUTH_TIMELIMIT, "Time Limit"},
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{IAPP_AUTH_VOLLIMIT, "Volume Limit"},
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{IAPP_AUTH_ACCCYCLE, "Accounting Cycle"},
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{IAPP_AUTH_TRAILER, "Authenticator"},
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{IAPP_AUTH_RXGWORDS, "Received Gigawords"},
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{IAPP_AUTH_TXGWORDS, "Transmitted Gigawords"},
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{IAPP_AUTH_IPADDR, "Client IP Address"},
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{0, NULL}};
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/* dissect a capability bit field */
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static void dissect_caps(proto_item *pitem, tvbuff_t *tvb, int offset)
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{
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proto_tree *captree;
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2005-10-22 03:52:06 +00:00
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int bit, val, thisbit;
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2005-06-26 19:56:52 +00:00
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const gchar *strval;
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2005-10-22 03:52:06 +00:00
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gchar bitval[4+1+4+1]; /* "xxxx xxxx\0" */
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2002-02-02 12:04:24 +00:00
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captree = proto_item_add_subtree(pitem, ett_iapp_cap);
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val = tvb_get_guint8(tvb, offset + 3);
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for (bit = 7; bit >= 0; bit--)
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{
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2005-10-22 03:52:06 +00:00
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thisbit = 1 << bit;
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strval = match_strval(thisbit, iapp_cap_vals);
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2002-02-02 12:04:24 +00:00
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if (strval)
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{
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2005-10-22 03:52:06 +00:00
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other_decode_bitfield_value(bitval, val, thisbit, 8);
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2002-02-02 12:04:24 +00:00
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proto_tree_add_text(captree, tvb, offset + 3, 1, "%s %s: %s",
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2005-10-22 03:52:06 +00:00
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bitval, strval, val & thisbit ? "Yes" : "No");
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2002-02-02 12:04:24 +00:00
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}
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}
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}
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2005-03-11 01:35:02 +00:00
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static void
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append_authval_str(proto_item *ti, int type, int len, tvbuff_t *tvb, int offset)
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2002-02-02 12:04:24 +00:00
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{
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int z, val;
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2005-03-11 01:35:02 +00:00
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proto_item_append_text(ti, " Value: ");
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2002-02-02 12:04:24 +00:00
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switch (type)
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{
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case IAPP_AUTH_STATUS:
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2005-03-11 01:35:02 +00:00
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proto_item_append_text(ti, "%s", tvb_get_guint8(tvb, offset + 3) ? "Authenticated" : "Not authenticated");
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2002-02-02 12:04:24 +00:00
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break;
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case IAPP_AUTH_USERNAME:
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case IAPP_AUTH_PROVNAME:
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2005-03-11 01:35:02 +00:00
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proto_item_append_text(ti, "\"%s\"",
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tvb_format_text(tvb, offset + 3, len));
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2002-02-02 12:04:24 +00:00
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break;
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case IAPP_AUTH_RXPKTS:
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case IAPP_AUTH_TXPKTS:
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case IAPP_AUTH_RXBYTES:
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case IAPP_AUTH_TXBYTES:
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case IAPP_AUTH_RXGWORDS:
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case IAPP_AUTH_TXGWORDS:
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case IAPP_AUTH_VOLLIMIT:
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val = tvb_get_ntohl(tvb, offset + 3);
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2005-03-11 01:35:02 +00:00
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proto_item_append_text(ti, "%d", val);
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2002-02-02 12:04:24 +00:00
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break;
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case IAPP_AUTH_LOGINTIME:
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case IAPP_AUTH_TIMELIMIT:
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case IAPP_AUTH_ACCCYCLE:
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val = tvb_get_ntohl(tvb, offset + 3);
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2005-03-11 01:35:02 +00:00
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proto_item_append_text(ti, "%d seconds", val);
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2002-02-02 12:04:24 +00:00
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break;
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case IAPP_AUTH_IPADDR:
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2005-03-11 01:35:02 +00:00
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proto_item_append_text(ti, "%s",
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ip_to_str(tvb_get_ptr(tvb, offset + 3, 4)));
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2002-02-02 12:04:24 +00:00
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break;
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case IAPP_AUTH_TRAILER:
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for (z = 0; z < len; z++)
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2005-03-11 01:35:02 +00:00
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proto_item_append_text(ti, "%s%02x", z ? " " : "",
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tvb_get_guint8(tvb, offset + 3 + z));
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2002-02-02 12:04:24 +00:00
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break;
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}
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}
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/* dissect authentication info */
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static void dissect_authinfo(proto_item *pitem, tvbuff_t *tvb, int offset, int sumlen)
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{
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proto_tree *authtree;
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2005-03-11 01:35:02 +00:00
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proto_item *ti;
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2002-02-02 12:04:24 +00:00
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e_pduhdr pduhdr;
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int len;
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authtree = proto_item_add_subtree(pitem, ett_iapp_auth);
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while (sumlen > 0)
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{
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tvb_memcpy(tvb, (guint8 *)&pduhdr, offset, sizeof(e_pduhdr));
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len = (((int)pduhdr.pdu_len_h) << 8) + pduhdr.pdu_len_l;
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2005-03-11 01:35:02 +00:00
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ti = proto_tree_add_text(authtree, tvb, offset, len + 3,
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"%s(%d)",
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val_to_str(pduhdr.pdu_type, iapp_auth_type_vals,
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"Unknown PDU Type"),
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pduhdr.pdu_type);
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append_authval_str(ti, pduhdr.pdu_type, len, tvb, offset);
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2002-02-02 12:04:24 +00:00
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sumlen -= (len + 3);
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offset += (len + 3);
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}
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}
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/* get displayable values of PDU contents */
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2005-03-11 01:35:02 +00:00
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static gboolean
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append_pduval_str(proto_item *ti, int type, int len, tvbuff_t *tvb, int offset,
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gboolean is_fhss)
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2002-02-02 12:04:24 +00:00
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{
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const guint8 *mac;
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int z, val;
|
2005-06-26 19:56:52 +00:00
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const gchar *strval;
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2002-02-02 12:04:24 +00:00
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2005-03-11 01:35:02 +00:00
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proto_item_append_text(ti, " Value: ");
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2002-02-02 12:04:24 +00:00
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switch (type)
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{
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case IAPP_PDU_SSID:
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2005-03-11 01:35:02 +00:00
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proto_item_append_text(ti, "\"%s\"",
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tvb_format_text(tvb, offset + 3, len));
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2002-02-02 12:04:24 +00:00
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break;
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case IAPP_PDU_BSSID:
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case IAPP_PDU_OLDBSSID:
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case IAPP_PDU_MSADDR:
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mac = tvb_get_ptr(tvb, offset + 3, len);
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for (z = 0; z < len; z++)
|
2005-03-11 01:35:02 +00:00
|
|
|
proto_item_append_text(ti, "%s%02x", z ? ":" : "", mac[z]);
|
2002-02-02 12:04:24 +00:00
|
|
|
break;
|
|
|
|
case IAPP_PDU_CAPABILITY:
|
|
|
|
{
|
|
|
|
int mask, first = 1;
|
2002-08-28 21:04:11 +00:00
|
|
|
|
2002-02-02 12:04:24 +00:00
|
|
|
val = tvb_get_guint8(tvb, offset + 3);
|
2005-03-11 01:35:02 +00:00
|
|
|
proto_item_append_text(ti, "%02x (", val);
|
2002-02-02 12:04:24 +00:00
|
|
|
for (mask = 0x80; mask; mask >>= 1)
|
|
|
|
if (val & mask)
|
|
|
|
{
|
|
|
|
strval = match_strval(mask, iapp_cap_vals);
|
|
|
|
if (strval)
|
|
|
|
{
|
|
|
|
if (!first)
|
2005-03-11 01:35:02 +00:00
|
|
|
proto_item_append_text(ti, " ");
|
2005-06-20 19:35:58 +00:00
|
|
|
proto_item_append_text(ti, "%s", strval);
|
2006-03-09 11:34:08 +00:00
|
|
|
first=0;
|
2002-02-02 12:04:24 +00:00
|
|
|
}
|
|
|
|
}
|
2005-03-11 01:35:02 +00:00
|
|
|
proto_item_append_text(ti, ")");
|
2002-02-02 12:04:24 +00:00
|
|
|
break;
|
|
|
|
}
|
|
|
|
case IAPP_PDU_ANNOUNCEINT:
|
|
|
|
val = tvb_get_ntohs(tvb, offset + 3);
|
2005-03-11 01:35:02 +00:00
|
|
|
proto_item_append_text(ti, "%d seconds", val);
|
2002-02-02 12:04:24 +00:00
|
|
|
break;
|
|
|
|
case IAPP_PDU_HOTIMEOUT:
|
|
|
|
case IAPP_PDU_BEACONINT:
|
|
|
|
val = tvb_get_ntohs(tvb, offset + 3);
|
2005-03-11 01:35:02 +00:00
|
|
|
proto_item_append_text(ti, "%d Kus", val);
|
2002-02-02 12:04:24 +00:00
|
|
|
break;
|
|
|
|
case IAPP_PDU_MESSAGEID:
|
|
|
|
val = tvb_get_ntohs(tvb, offset + 3);
|
2005-03-11 01:35:02 +00:00
|
|
|
proto_item_append_text(ti, "%d", val);
|
2002-02-02 12:04:24 +00:00
|
|
|
break;
|
|
|
|
case IAPP_PDU_PHYTYPE:
|
|
|
|
val = tvb_get_guint8(tvb, offset + 3);
|
|
|
|
strval = val_to_str(val, iapp_phy_vals, "Unknown");
|
2005-03-11 01:35:02 +00:00
|
|
|
proto_item_append_text(ti, "%s", strval);
|
2002-02-02 12:04:24 +00:00
|
|
|
is_fhss = (val == IAPP_PHY_FHSS);
|
|
|
|
break;
|
|
|
|
case IAPP_PDU_REGDOMAIN:
|
|
|
|
val = tvb_get_guint8(tvb, offset + 3);
|
|
|
|
strval = val_to_str(val, iapp_dom_vals, "Unknown");
|
2005-03-11 01:35:02 +00:00
|
|
|
proto_item_append_text(ti, "%s", strval);
|
2002-02-02 12:04:24 +00:00
|
|
|
break;
|
|
|
|
case IAPP_PDU_CHANNEL:
|
|
|
|
val = tvb_get_guint8(tvb, offset + 3);
|
|
|
|
if (is_fhss)
|
2005-03-11 01:35:02 +00:00
|
|
|
proto_item_append_text(ti, "Pattern set %d, sequence %d",
|
2002-02-02 12:04:24 +00:00
|
|
|
((val >> 6) & 3) + 1, (val & 31) + 1);
|
|
|
|
else
|
2005-03-11 01:35:02 +00:00
|
|
|
proto_item_append_text(ti, "%d", val);
|
2002-02-02 12:04:24 +00:00
|
|
|
break;
|
|
|
|
case IAPP_PDU_OUIIDENT:
|
|
|
|
for (val = z = 0; z < 3; z++)
|
|
|
|
val = (val << 8) | tvb_get_guint8(tvb, offset + 3 + z);
|
|
|
|
strval = val_to_str(val, oui_vals, "Unknown");
|
2005-03-11 01:35:02 +00:00
|
|
|
proto_item_append_text(ti, "%s", strval);
|
2002-02-02 12:04:24 +00:00
|
|
|
break;
|
|
|
|
}
|
2005-03-11 01:35:02 +00:00
|
|
|
return is_fhss;
|
2002-02-02 12:04:24 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/* code to dissect a list of PDUs */
|
|
|
|
|
2002-08-28 21:04:11 +00:00
|
|
|
static void
|
2002-02-02 12:04:24 +00:00
|
|
|
dissect_pdus(tvbuff_t *tvb, int offset, proto_tree *pdutree, int pdulen)
|
|
|
|
{
|
|
|
|
e_pduhdr pduhdr;
|
|
|
|
int len;
|
|
|
|
proto_item *ti;
|
2005-03-11 01:35:02 +00:00
|
|
|
gboolean is_fhss;
|
2002-02-02 12:04:24 +00:00
|
|
|
|
|
|
|
if (!pdulen)
|
|
|
|
{
|
|
|
|
proto_tree_add_text(pdutree, tvb, offset, 0, "No PDUs found");
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
2005-03-11 01:35:02 +00:00
|
|
|
is_fhss = FALSE;
|
2002-02-02 12:04:24 +00:00
|
|
|
while (pdulen > 0)
|
|
|
|
{
|
|
|
|
tvb_memcpy(tvb, (guint8 *)&pduhdr, offset, sizeof(e_pduhdr));
|
|
|
|
len = (((int)pduhdr.pdu_len_h) << 8) + pduhdr.pdu_len_l;
|
|
|
|
|
2005-03-11 01:35:02 +00:00
|
|
|
ti = proto_tree_add_text(pdutree, tvb, offset, len + 3,
|
|
|
|
"%s(%d)",
|
|
|
|
val_to_str(pduhdr.pdu_type, iapp_pdu_type_vals,
|
|
|
|
"Unknown PDU Type"),
|
|
|
|
pduhdr.pdu_type);
|
|
|
|
is_fhss = append_pduval_str(ti, pduhdr.pdu_type, len, tvb,
|
|
|
|
offset, is_fhss);
|
2002-02-02 12:04:24 +00:00
|
|
|
|
|
|
|
if (pduhdr.pdu_type == IAPP_PDU_CAPABILITY)
|
2002-08-28 21:04:11 +00:00
|
|
|
dissect_caps(ti, tvb, offset);
|
2002-02-02 12:04:24 +00:00
|
|
|
|
|
|
|
if (pduhdr.pdu_type == IAPP_PDU_AUTHINFO)
|
2002-08-28 21:04:11 +00:00
|
|
|
dissect_authinfo(ti, tvb, offset + 3, len);
|
2002-02-02 12:04:24 +00:00
|
|
|
|
|
|
|
pdulen -= (len + 3);
|
|
|
|
offset += (len + 3);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/* code to dissect an IAPP packet */
|
|
|
|
static void
|
|
|
|
dissect_iapp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
|
|
|
|
{
|
|
|
|
proto_item *ti, *pdutf;
|
|
|
|
proto_tree *iapp_tree, *pdutree;
|
|
|
|
e_iapphdr ih;
|
|
|
|
int ia_version;
|
|
|
|
int ia_type;
|
2005-06-26 19:56:52 +00:00
|
|
|
const gchar *codestrval;
|
2002-02-02 12:04:24 +00:00
|
|
|
|
2002-08-28 21:04:11 +00:00
|
|
|
if (check_col(pinfo->cinfo, COL_PROTOCOL))
|
2002-02-02 12:04:24 +00:00
|
|
|
col_set_str(pinfo->cinfo, COL_PROTOCOL, "IAPP");
|
2002-08-28 21:04:11 +00:00
|
|
|
|
|
|
|
if (check_col(pinfo->cinfo, COL_INFO))
|
2002-02-02 12:04:24 +00:00
|
|
|
col_clear(pinfo->cinfo, COL_INFO);
|
|
|
|
|
|
|
|
tvb_memcpy(tvb, (guint8 *)&ih, 0, sizeof(e_iapphdr));
|
|
|
|
|
|
|
|
ia_version = (int)ih.ia_version;
|
|
|
|
ia_type = (int)ih.ia_type;
|
|
|
|
codestrval = val_to_str(ia_type, iapp_vals, "Unknown Packet");
|
|
|
|
if (check_col(pinfo->cinfo, COL_INFO))
|
|
|
|
{
|
|
|
|
col_add_fstr(pinfo->cinfo, COL_INFO, "%s(%d) (version=%d)",
|
|
|
|
codestrval, ia_type, ia_version);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (tree)
|
|
|
|
{
|
|
|
|
ti = proto_tree_add_item(tree, proto_iapp, tvb, 0, -1, FALSE);
|
|
|
|
iapp_tree = proto_item_add_subtree(ti, ett_iapp);
|
|
|
|
|
|
|
|
/* common header for all IAPP frames */
|
|
|
|
|
|
|
|
proto_tree_add_uint(iapp_tree, hf_iapp_version, tvb, 0, 1,
|
|
|
|
ih.ia_version);
|
|
|
|
proto_tree_add_uint_format(iapp_tree, hf_iapp_type, tvb, 1, 1,
|
|
|
|
ih.ia_type, "Type: %s(%d)", codestrval, ia_type);
|
|
|
|
|
|
|
|
pdutf = proto_tree_add_text(iapp_tree, tvb, 2, -1,
|
|
|
|
"Protocol data units");
|
|
|
|
pdutree = proto_item_add_subtree(pdutf, ett_iapp_pdu);
|
|
|
|
|
|
|
|
if (pdutree)
|
|
|
|
{
|
|
|
|
dissect_pdus(tvb, 2, pdutree,
|
|
|
|
tvb_length_remaining(tvb, 2));
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2006-05-21 04:49:01 +00:00
|
|
|
/* Register the protocol with Wireshark */
|
2002-02-02 12:04:24 +00:00
|
|
|
|
|
|
|
/* this format is require because a script is used to build the C function
|
|
|
|
that calls all the protocol registration.
|
|
|
|
*/
|
|
|
|
|
|
|
|
void
|
|
|
|
proto_register_iapp(void)
|
2002-08-28 21:04:11 +00:00
|
|
|
{
|
2002-02-02 12:04:24 +00:00
|
|
|
|
|
|
|
/* Setup list of header fields See Section 1.6.1 for details*/
|
|
|
|
static hf_register_info hf[] = {
|
|
|
|
{ &hf_iapp_version,
|
From Kovarththanan Rajaratnam via bug 3548:
(1) Trailing/leading spaces are removed from 'name's/'blurb's
(2) Duplicate 'blurb's are replaced with NULL
(3) Empty ("") 'blurb's are replaced with NULL
(4) BASE_NONE, NULL, 0x0 are used for 'display', 'strings' and 'bitmask' fields
for FT_NONE, FT_BYTES, FT_IPv4, FT_IPv6, FT_ABSOLUTE_TIME, FT_RELATIVE_TIME,
FT_PROTOCOL, FT_STRING and FT_STRINGZ field types
(5) Only allow non-zero value for 'display' if 'bitmask' is non-zero
svn path=/trunk/; revision=28770
2009-06-18 21:30:42 +00:00
|
|
|
{ "Version", "iapp.version", FT_UINT8, BASE_DEC, NULL, 0x00, NULL, HFILL }
|
2002-02-02 12:04:24 +00:00
|
|
|
},
|
|
|
|
{ &hf_iapp_type,
|
From Kovarththanan Rajaratnam via bug 3548:
(1) Trailing/leading spaces are removed from 'name's/'blurb's
(2) Duplicate 'blurb's are replaced with NULL
(3) Empty ("") 'blurb's are replaced with NULL
(4) BASE_NONE, NULL, 0x0 are used for 'display', 'strings' and 'bitmask' fields
for FT_NONE, FT_BYTES, FT_IPv4, FT_IPv6, FT_ABSOLUTE_TIME, FT_RELATIVE_TIME,
FT_PROTOCOL, FT_STRING and FT_STRINGZ field types
(5) Only allow non-zero value for 'display' if 'bitmask' is non-zero
svn path=/trunk/; revision=28770
2009-06-18 21:30:42 +00:00
|
|
|
{ "type", "iapp.type", FT_UINT8, BASE_DEC, NULL, 0x00, NULL, HFILL }
|
2002-02-02 12:04:24 +00:00
|
|
|
},
|
|
|
|
};
|
|
|
|
|
|
|
|
/* Setup protocol subtree array */
|
|
|
|
static gint *ett[] = {
|
|
|
|
&ett_iapp,
|
|
|
|
&ett_iapp_pdu,
|
|
|
|
&ett_iapp_cap,
|
|
|
|
&ett_iapp_auth
|
|
|
|
};
|
|
|
|
|
|
|
|
/* Register the protocol name and description */
|
|
|
|
proto_iapp = proto_register_protocol("Inter-Access-Point Protocol",
|
|
|
|
"IAPP", "iapp");
|
|
|
|
|
|
|
|
/* Required function calls to register the header fields and subtrees used */
|
|
|
|
proto_register_field_array(proto_iapp, hf, array_length(hf));
|
|
|
|
proto_register_subtree_array(ett, array_length(ett));
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/* If this dissector uses sub-dissector registration add a registration routine.
|
|
|
|
This format is required because a script is used to find these routines and
|
|
|
|
create the code that calls these routines.
|
|
|
|
*/
|
|
|
|
void
|
|
|
|
proto_reg_handoff_iapp(void)
|
|
|
|
{
|
|
|
|
dissector_handle_t iapp_handle;
|
|
|
|
|
|
|
|
iapp_handle = create_dissector_handle(dissect_iapp, proto_iapp);
|
|
|
|
dissector_add("udp.port", UDP_PORT_IAPP, iapp_handle);
|
|
|
|
}
|