forked from osmocom/wireshark
cbbdf75b4d
preference routines. svn path=/trunk/; revision=12380
174 lines
5.5 KiB
C
174 lines
5.5 KiB
C
/* packet-aim-buddylist.c
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* Routines for AIM Instant Messenger (OSCAR) dissection, SNAC Buddylist
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* Copyright 2004, Jelmer Vernooij <jelmer@samba.org>
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*
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* $Id$
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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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#define FAMILY_BUDDYLIST 0x0003
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#define AIM_BUDDYLIST_TLV_MAX_CONTACT_ENTRIES 0x0001
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#define AIM_BUDDYLIST_TLV_MAX_WATCHER_ENTRIES 0x0002
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#define AIM_BUDDYLIST_TLV_MAX_ONLINE_NOTIFICATIONS 0x0003
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const aim_tlv buddylist_tlvs[] = {
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{ AIM_BUDDYLIST_TLV_MAX_CONTACT_ENTRIES, "Max number of contact list entries", dissect_aim_tlv_value_uint16 },
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{ AIM_BUDDYLIST_TLV_MAX_WATCHER_ENTRIES, "Max number of watcher list entries", dissect_aim_tlv_value_uint16 },
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{ AIM_BUDDYLIST_TLV_MAX_ONLINE_NOTIFICATIONS, "Max online notifications", dissect_aim_tlv_value_uint16 },
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{0, NULL, NULL }
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};
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/* Initialize the protocol and registered fields */
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static int proto_aim_buddylist = -1;
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static int hf_aim_userinfo_warninglevel = -1;
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/* Initialize the subtree pointers */
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static gint ett_aim_buddylist = -1;
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static int dissect_aim_buddylist_buddylist(tvbuff_t *tvb, packet_info *pinfo, proto_tree *buddy_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, buddy_tree);
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}
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return offset;
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}
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static int dissect_aim_buddylist_rights_repl(tvbuff_t *tvb, packet_info *pinfo, proto_tree *buddy_tree)
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{
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return dissect_aim_tlv_sequence(tvb, pinfo, 0, buddy_tree, buddylist_tlvs);
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}
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static int dissect_aim_buddylist_reject(tvbuff_t *tvb, packet_info *pinfo, proto_tree *buddy_tree)
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{
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return dissect_aim_buddyname(tvb, pinfo, 0, buddy_tree);
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}
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static int dissect_aim_buddylist_oncoming(tvbuff_t *tvb, packet_info *pinfo, proto_tree *buddy_tree)
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{
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char buddyname[MAX_BUDDYNAME_LENGTH+1];
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int offset = 0;
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int buddyname_length = aim_get_buddyname( buddyname, tvb, offset, offset + 1 );
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if (check_col(pinfo->cinfo, COL_INFO)) {
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col_add_fstr(pinfo->cinfo, COL_INFO, "Oncoming Buddy");
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col_append_fstr(pinfo->cinfo, COL_INFO, ": %s",
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format_text(buddyname, buddyname_length));
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}
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offset += dissect_aim_buddyname(tvb, pinfo, offset, buddy_tree);
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/* Warning level */
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proto_tree_add_item(buddy_tree, hf_aim_userinfo_warninglevel, tvb, offset,
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2, FALSE);
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offset += 2;
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offset = dissect_aim_tlv_list(tvb, pinfo, offset, buddy_tree, onlinebuddy_tlvs);
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return offset;
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}
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static int dissect_aim_buddylist_offgoing(tvbuff_t *tvb, packet_info *pinfo, proto_tree *buddy_tree)
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{
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char buddyname[MAX_BUDDYNAME_LENGTH+1];
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int offset = 0;
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int buddyname_length = aim_get_buddyname( buddyname, tvb, offset, offset + 1 );
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if (check_col(pinfo->cinfo, COL_INFO)) {
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col_add_fstr(pinfo->cinfo, COL_INFO, "Offgoing Buddy");
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col_append_fstr(pinfo->cinfo, COL_INFO, ": %s",
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format_text(buddyname, buddyname_length));
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}
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offset += dissect_aim_buddyname(tvb, pinfo, offset, buddy_tree);
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/* Warning level */
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proto_tree_add_item(buddy_tree, hf_aim_userinfo_warninglevel, tvb, offset,
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2, FALSE);
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offset += 2;
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return dissect_aim_tlv_list(tvb, pinfo, offset, buddy_tree, onlinebuddy_tlvs);
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}
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static const aim_subtype aim_fnac_family_buddylist[] = {
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{ 0x0001, "Error", dissect_aim_snac_error },
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{ 0x0002, "Rights Request", NULL },
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{ 0x0003, "Rights Reply", dissect_aim_buddylist_rights_repl },
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{ 0x0004, "Add Buddy", dissect_aim_buddylist_buddylist },
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{ 0x0005, "Remove Buddy", dissect_aim_buddylist_buddylist },
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{ 0x0006, "Watchers List Request", NULL },
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{ 0x0007, "Watchers List Reply", dissect_aim_buddylist_buddylist },
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{ 0x000a, "Reject Buddy", dissect_aim_buddylist_reject },
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{ 0x000b, "Oncoming Buddy", dissect_aim_buddylist_oncoming },
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{ 0x000c, "Offgoing Buddy", dissect_aim_buddylist_offgoing },
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{ 0, NULL, NULL }
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};
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/* Register the protocol with Ethereal */
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void
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proto_register_aim_buddylist(void)
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{
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/* Setup list of header fields */
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static hf_register_info hf[] = {
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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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};
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/* Setup protocol subtree array */
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static gint *ett[] = {
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&ett_aim_buddylist,
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};
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/* Register the protocol name and description */
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proto_aim_buddylist = proto_register_protocol("AIM Buddylist Service", "AIM Buddylist", "aim_buddylist");
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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_buddylist, hf, array_length(hf));
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proto_register_subtree_array(ett, array_length(ett));
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}
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void
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proto_reg_handoff_aim_buddylist(void)
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{
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aim_init_family(proto_aim_buddylist, ett_aim_buddylist, FAMILY_BUDDYLIST, aim_fnac_family_buddylist);
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}
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