forked from osmocom/wireshark
181 lines
5.4 KiB
C
181 lines
5.4 KiB
C
/* packet-aim-icq.c
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* Routines for AIM Instant Messenger (OSCAR) dissection, SNAC ICQ
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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_ICQ 0x0015
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/* Family ICQ */
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#define FAMILY_ICQ_ERROR 0x0001
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#define FAMILY_ICQ_LOGINREQUEST 0x0002
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#define FAMILY_ICQ_LOGINRESPONSE 0x0003
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#define FAMILY_ICQ_AUTHREQUEST 0x0006
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#define FAMILY_ICQ_AUTHRESPONSE 0x0007
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static const value_string aim_fnac_family_icq[] = {
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{ FAMILY_ICQ_ERROR, "Error" },
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{ FAMILY_ICQ_LOGINREQUEST, "Login Request" },
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{ FAMILY_ICQ_LOGINRESPONSE, "Login Response" },
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{ FAMILY_ICQ_AUTHREQUEST, "Auth Request" },
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{ FAMILY_ICQ_AUTHRESPONSE, "Auth Response" },
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{ 0, NULL }
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};
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#define ICQ_CLI_OFFLINE_MESSAGE_REQ 0x003c
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#define ICQ_CLI_DELETE_OFFLINE_MSGS 0x003e
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#define ICQ_SRV_END_OF_OFFLINE_MSGS 0x0042
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#define ICQ_CLI_META_INFO_REQ 0x07d0
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#define ICQ_SRV_META_INFO_REPL 0x07da
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static const value_string aim_icq_data_types[] = {
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{ ICQ_CLI_OFFLINE_MESSAGE_REQ, "Offline Message Request" },
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{ ICQ_SRV_END_OF_OFFLINE_MSGS, "End Of Offline Messages Reply" },
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{ ICQ_CLI_DELETE_OFFLINE_MSGS, "Delete Offline Messages Request" },
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{ ICQ_CLI_META_INFO_REQ, "Metainfo Request" },
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{ ICQ_SRV_META_INFO_REPL, "Metainfo Reply" },
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{ 0, NULL }
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};
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int dissect_aim_tlv_value_icq(proto_item *ti, guint16, tvbuff_t *);
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#define TLV_ICQ_META_DATA 0x0001
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static const aim_tlv icq_tlv[] = {
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{ TLV_ICQ_META_DATA, "Encapsulated ICQ Meta Data", dissect_aim_tlv_value_icq },
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{ 0, "Unknown", NULL },
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};
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/* Initialize the protocol and registered fields */
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static int proto_aim_icq = -1;
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/* Initialize the subtree pointers */
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static gint ett_aim_icq = -1;
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static gint ett_aim_icq_tlv = -1;
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static gint hf_icq_tlv_data_chunk_size = -1;
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static gint hf_icq_tlv_request_owner_uid = -1;
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static gint hf_icq_tlv_request_type = -1;
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static gint hf_icq_tlv_request_seq_num = -1;
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int dissect_aim_tlv_value_icq(proto_item *ti _U_, guint16 subtype _U_, tvbuff_t *tvb _U_)
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{
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int offset = 0;
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proto_tree *t = proto_item_add_subtree(ti, ett_aim_icq_tlv);
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proto_tree_add_item(t, hf_icq_tlv_data_chunk_size, tvb, offset, 2, tvb_get_ntohs(tvb, offset));
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offset += 2;
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proto_tree_add_item(t, hf_icq_tlv_request_owner_uid, tvb, offset, 4, tvb_get_ntoh24(tvb, offset));
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offset += 4;
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proto_tree_add_item(t, hf_icq_tlv_request_type, tvb, offset, 2, tvb_get_ntohs(tvb, offset));
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offset += 2;
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proto_tree_add_item(t, hf_icq_tlv_request_seq_num, tvb, offset, 2, tvb_get_ntohs(tvb, offset));
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offset += 2;
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return 0;
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}
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static int dissect_aim_icq(tvbuff_t *tvb, packet_info *pinfo,
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proto_tree *tree)
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{
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struct aiminfo *aiminfo = pinfo->private_data;
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int offset = 0;
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switch(aiminfo->subtype) {
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case FAMILY_ICQ_ERROR:
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return dissect_aim_snac_error(tvb, pinfo, offset, tree);
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case FAMILY_ICQ_LOGINREQUEST:
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case FAMILY_ICQ_LOGINRESPONSE:
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return dissect_aim_tlv(tvb, pinfo, offset, tree, icq_tlv);
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case FAMILY_ICQ_AUTHREQUEST:
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case FAMILY_ICQ_AUTHRESPONSE:
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/* FIXME */
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default:
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return 0;
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}
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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_icq(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_icq_tlv_data_chunk_size,
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{ "Data chunk size", "aim_icq.chunk_size", FT_UINT16, BASE_DEC, NULL, 0x0, "", HFILL },
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},
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{ &hf_icq_tlv_request_owner_uid,
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{ "Owner UID", "aim_icq.owner_uid", FT_UINT32, BASE_DEC, NULL, 0x0, "", HFILL},
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},
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{ &hf_icq_tlv_request_type,
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{"Request Type", "aim_icq.request_type", FT_UINT16, BASE_DEC, VALS(aim_icq_data_types), 0x0, "", HFILL},
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},
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{ &hf_icq_tlv_request_seq_num,
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{"Request Sequence Number", "aim_icq.request_seq_number", 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_icq,
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&ett_aim_icq_tlv
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};
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/* Register the protocol name and description */
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proto_aim_icq = proto_register_protocol("AIM ICQ", "AIM ICQ", "aim_icq");
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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_icq, 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_icq(void)
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{
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dissector_handle_t aim_handle;
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aim_handle = new_create_dissector_handle(dissect_aim_icq, proto_aim_icq);
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dissector_add("aim.family", FAMILY_ICQ, aim_handle);
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aim_init_family(FAMILY_ICQ, "ICQ", aim_fnac_family_icq);
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}
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