2004-03-23 06:21:18 +00:00
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/* packet-aim-location.c
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* Routines for AIM Instant Messenger (OSCAR) dissection, SNAC Location
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* Copyright 2004, Jelmer Vernooij <jelmer@samba.org>
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* Copyright 2000, Ralf Hoelzer <ralf@well.com>
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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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2004-03-23 06:21:18 +00:00
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*
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* Ethereal - Network traffic analyzer
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* By Gerald Combs <gerald@ethereal.com>
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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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*
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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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#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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#include <epan/strutil.h>
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#include "packet-aim.h"
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/* SNAC families */
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#define FAMILY_LOCATION 0x0002
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#define FAMILY_LOCATION_USERINFO_INFOENCODING 0x0001
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#define FAMILY_LOCATION_USERINFO_INFOMSG 0x0002
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#define FAMILY_LOCATION_USERINFO_AWAYENCODING 0x0003
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#define FAMILY_LOCATION_USERINFO_AWAYMSG 0x0004
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#define FAMILY_LOCATION_USERINFO_CAPS 0x0005
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2004-04-26 18:21:10 +00:00
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static const aim_tlv msg_tlv[] = {
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2004-04-20 04:48:32 +00:00
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{ FAMILY_LOCATION_USERINFO_INFOENCODING, "Info Msg Encoding", dissect_aim_tlv_value_string},
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{ FAMILY_LOCATION_USERINFO_INFOMSG, "Info Message", dissect_aim_tlv_value_string },
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{ FAMILY_LOCATION_USERINFO_AWAYENCODING, "Away Msg Encoding", dissect_aim_tlv_value_string },
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{ FAMILY_LOCATION_USERINFO_AWAYMSG, "Away Message", dissect_aim_tlv_value_string },
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{ FAMILY_LOCATION_USERINFO_CAPS, "Capabilities", dissect_aim_tlv_value_bytes },
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2004-03-23 06:21:18 +00:00
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{ 0, "Unknown", 0 }
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};
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2004-04-26 18:21:10 +00:00
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#define AIM_LOCATION_RIGHTS_TLV_MAX_PROFILE_LENGTH 0x0001
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#define AIM_LOCATION_RIGHTS_TLV_MAX_CAPABILITIES 0x0002
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static const aim_tlv location_rights_tlvs[] = {
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{ AIM_LOCATION_RIGHTS_TLV_MAX_PROFILE_LENGTH, "Max Profile Length", dissect_aim_tlv_value_uint16 },
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{ AIM_LOCATION_RIGHTS_TLV_MAX_CAPABILITIES, "Max capabilities", dissect_aim_tlv_value_uint16 },
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{ 0, "Unknown", NULL }
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};
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2004-09-18 06:42:16 +00:00
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#define AIM_LOCATION_USERINFO_TLV_MIME_TYPE 0x0001
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#define AIM_LOCATION_USERINFO_TLV_CLIENT_CAPABILITIES 0x0005
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static const aim_tlv location_userinfo_tlvs[] = {
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{ AIM_LOCATION_USERINFO_TLV_MIME_TYPE, "Mime Type", dissect_aim_tlv_value_string },
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{ AIM_LOCATION_USERINFO_TLV_CLIENT_CAPABILITIES, "Client capabilities", dissect_aim_tlv_value_client_capabilities },
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{ 0, "Unknown", NULL }
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};
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2004-03-30 17:38:45 +00:00
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#define FAMILY_LOCATION_USERINFO_INFOTYPE_GENERALINFO 0x0001
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#define FAMILY_LOCATION_USERINFO_INFOTYPE_AWAYMSG 0x0003
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#define FAMILY_LOCATION_USERINFO_INFOTYPE_CAPS 0x0005
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static const value_string aim_snac_location_request_user_info_infotypes[] = {
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{ FAMILY_LOCATION_USERINFO_INFOTYPE_GENERALINFO, "Request General Info" },
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{ FAMILY_LOCATION_USERINFO_INFOTYPE_AWAYMSG, "Request Away Message" },
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{ FAMILY_LOCATION_USERINFO_INFOTYPE_CAPS, "Request Capabilities" },
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{ 0, NULL }
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};
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2004-03-23 06:21:18 +00:00
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/* Initialize the protocol and registered fields */
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static int proto_aim_location = -1;
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static int hf_aim_snac_location_request_user_info_infotype = -1;
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static int hf_aim_userinfo_warninglevel = -1;
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static int hf_aim_buddyname_len = -1;
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static int hf_aim_buddyname = -1;
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/* Initialize the subtree pointers */
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static gint ett_aim_location = -1;
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2004-09-21 08:01:29 +00:00
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static int dissect_aim_location_rightsinfo(tvbuff_t *tvb, packet_info *pinfo, proto_tree *loc_tree)
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2004-03-23 06:21:18 +00:00
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{
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2004-09-22 08:04:40 +00:00
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return dissect_aim_tlv_sequence(tvb, pinfo, 0, loc_tree, location_rights_tlvs);
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2004-09-21 08:01:29 +00:00
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}
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static int dissect_aim_location_setuserinfo(tvbuff_t *tvb, packet_info *pinfo, proto_tree *loc_tree)
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{
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2004-09-22 08:04:40 +00:00
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return dissect_aim_tlv_sequence(tvb, pinfo, 0, loc_tree, location_userinfo_tlvs);
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2004-09-21 08:01:29 +00:00
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}
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static int dissect_aim_location_watcher_notification(tvbuff_t *tvb, packet_info *pinfo, proto_tree *loc_tree)
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{
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int offset = 0;
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while(tvb_length_remaining(tvb, offset) > 0) {
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offset = dissect_aim_buddyname(tvb, pinfo, offset, loc_tree);
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}
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return offset;
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}
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static int dissect_aim_location_user_info_query(tvbuff_t *tvb, packet_info *pinfo, proto_tree *loc_tree)
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{
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return dissect_aim_buddyname(tvb, pinfo, 4, loc_tree);
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2004-03-23 06:21:18 +00:00
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}
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static int dissect_aim_snac_location_request_user_information(tvbuff_t *tvb,
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2004-09-21 08:01:29 +00:00
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packet_info *pinfo _U_,
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proto_tree *tree)
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2004-03-23 06:21:18 +00:00
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{
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2004-09-21 08:01:29 +00:00
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int offset = 0;
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guint8 buddyname_length = 0;
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/* Info Type */
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proto_tree_add_item(tree, hf_aim_snac_location_request_user_info_infotype,
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tvb, offset, 2, FALSE);
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offset += 2;
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/* Buddy Name length */
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buddyname_length = tvb_get_guint8(tvb, offset);
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proto_tree_add_item(tree, hf_aim_buddyname_len, tvb, offset, 1, FALSE);
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offset += 1;
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/* Buddy name */
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proto_tree_add_item(tree, hf_aim_buddyname, tvb, offset, buddyname_length, FALSE);
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offset += buddyname_length;
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return offset;
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2004-03-23 06:21:18 +00:00
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}
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static int dissect_aim_snac_location_user_information(tvbuff_t *tvb,
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2004-09-21 08:01:29 +00:00
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packet_info *pinfo _U_,
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proto_tree *tree)
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2004-03-23 06:21:18 +00:00
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{
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2004-09-21 08:01:29 +00:00
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int offset = 0;
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guint8 buddyname_length = 0;
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/* Buddy Name length */
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buddyname_length = tvb_get_guint8(tvb, offset);
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proto_tree_add_item(tree, hf_aim_buddyname_len, tvb, offset, 1, FALSE);
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offset += 1;
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2004-03-23 06:21:18 +00:00
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2004-09-21 08:01:29 +00:00
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/* Buddy name */
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proto_tree_add_item(tree, hf_aim_buddyname, tvb, offset, buddyname_length, FALSE);
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offset += buddyname_length;
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2004-03-23 06:21:18 +00:00
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2004-09-21 08:01:29 +00:00
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/* Warning level */
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proto_tree_add_item(tree, hf_aim_userinfo_warninglevel, tvb, offset, 2, FALSE);
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offset += 2;
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2004-03-23 06:21:18 +00:00
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2004-09-21 08:01:29 +00:00
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offset = dissect_aim_tlv_list(tvb, pinfo, offset, tree, onlinebuddy_tlvs);
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2004-03-23 06:21:18 +00:00
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2004-09-22 08:04:40 +00:00
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return dissect_aim_tlv_sequence(tvb, pinfo, offset, tree, msg_tlv);
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2004-03-23 06:21:18 +00:00
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}
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2004-09-21 08:01:29 +00:00
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static const aim_subtype aim_fnac_family_location[] = {
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{ 0x0001, "Error", dissect_aim_snac_error },
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{ 0x0002, "Request Rights", NULL },
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{ 0x0003, "Rights Info", dissect_aim_location_rightsinfo },
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{ 0x0004, "Set User Info", dissect_aim_location_setuserinfo },
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{ 0x0005, "Request User Info", dissect_aim_snac_location_request_user_information },
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{ 0x0006, "User Info", dissect_aim_snac_location_user_information },
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{ 0x0007, "Watcher Subrequest", NULL },
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{ 0x0008, "Watcher Notification", dissect_aim_location_watcher_notification },
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{ 0x0015, "User Info Query", dissect_aim_location_user_info_query },
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{ 0, NULL, NULL }
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};
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2004-03-23 06:21:18 +00:00
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void
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proto_register_aim_location(void)
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{
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2004-09-21 08:01:29 +00:00
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/* Setup list of header fields */
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static hf_register_info hf[] = {
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{ &hf_aim_buddyname_len,
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{ "Buddyname len", "aim.buddynamelen", FT_UINT8, BASE_DEC, NULL, 0x0, "", HFILL }
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},
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{ &hf_aim_buddyname,
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{ "Buddy Name", "aim.buddyname", FT_STRING, BASE_NONE, NULL, 0x0, "", HFILL }
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},
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{ &hf_aim_userinfo_warninglevel,
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{ "Warning Level", "aim.userinfo.warninglevel", FT_UINT16, BASE_DEC, NULL, 0x0, "", HFILL },
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},
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{ &hf_aim_snac_location_request_user_info_infotype,
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{ "Infotype", "aim.snac.location.request_user_info.infotype", FT_UINT16, BASE_HEX, VALS(aim_snac_location_request_user_info_infotypes), 0x0,
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"", HFILL }
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},
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};
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/* Setup protocol subtree array */
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static gint *ett[] = {
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&ett_aim_location,
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};
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/* Register the protocol name and description */
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proto_aim_location = proto_register_protocol("AIM Location", "AIM Location", "aim_location");
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/* Required function calls to register the header fields and subtrees used */
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proto_register_field_array(proto_aim_location, hf, array_length(hf));
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proto_register_subtree_array(ett, array_length(ett));
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2004-03-23 06:21:18 +00:00
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}
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void
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proto_reg_handoff_aim_location(void)
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{
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2004-09-21 08:01:29 +00:00
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aim_init_family(proto_aim_location, ett_aim_location, FAMILY_LOCATION, aim_fnac_family_location);
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2004-03-23 06:21:18 +00:00
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}
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