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/* packet-aim-icq.c
* Routines for AIM Instant Messenger (OSCAR) dissection, SNAC ICQ
* Copyright 2004, Jelmer Vernooij <jelmer@samba.org>
*
* $Id$
*
* Ethereal - Network traffic analyzer
* By Gerald Combs <gerald@ethereal.com>
* 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
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <glib.h>
#include <epan/packet.h>
#include <epan/strutil.h>
#include "packet-aim.h"
#define FAMILY_ICQ 0x0015
/* Family ICQ */
#define FAMILY_ICQ_ERROR 0x0001
#define FAMILY_ICQ_LOGINREQUEST 0x0002
#define FAMILY_ICQ_LOGINRESPONSE 0x0003
#define FAMILY_ICQ_AUTHREQUEST 0x0006
#define FAMILY_ICQ_AUTHRESPONSE 0x0007
static const value_string aim_fnac_family_icq[] = {
{ FAMILY_ICQ_ERROR, "Error" },
{ FAMILY_ICQ_LOGINREQUEST, "Login Request" },
{ FAMILY_ICQ_LOGINRESPONSE, "Login Response" },
{ FAMILY_ICQ_AUTHREQUEST, "Auth Request" },
{ FAMILY_ICQ_AUTHRESPONSE, "Auth Response" },
{ 0, NULL }
};
#define ICQ_CLI_OFFLINE_MESSAGE_REQ 0x003c
#define ICQ_CLI_DELETE_OFFLINE_MSGS 0x003e
#define ICQ_SRV_END_OF_OFFLINE_MSGS 0x0042
#define ICQ_CLI_META_INFO_REQ 0x07d0
#define ICQ_SRV_META_INFO_REPL 0x07da
static const value_string aim_icq_data_types[] = {
{ ICQ_CLI_OFFLINE_MESSAGE_REQ, "Offline Message Request" },
{ ICQ_SRV_END_OF_OFFLINE_MSGS, "End Of Offline Messages Reply" },
{ ICQ_CLI_DELETE_OFFLINE_MSGS, "Delete Offline Messages Request" },
{ ICQ_CLI_META_INFO_REQ, "Metainfo Request" },
{ ICQ_SRV_META_INFO_REPL, "Metainfo Reply" },
{ 0, NULL }
};
int dissect_aim_tlv_value_icq(proto_item *ti, guint16, tvbuff_t *);
#define TLV_ICQ_META_DATA 0x0001
static const aim_tlv icq_tlv[] = {
{ TLV_ICQ_META_DATA, "Encapsulated ICQ Meta Data", dissect_aim_tlv_value_icq },
{ 0, "Unknown", NULL },
};
/* Initialize the protocol and registered fields */
static int proto_aim_icq = -1;
/* Initialize the subtree pointers */
static gint ett_aim_icq = -1;
static gint ett_aim_icq_tlv = -1;
static gint hf_icq_tlv_data_chunk_size = -1;
static gint hf_icq_tlv_request_owner_uid = -1;
static gint hf_icq_tlv_request_type = -1;
static gint hf_icq_tlv_request_seq_num = -1;
int dissect_aim_tlv_value_icq(proto_item *ti _U_, guint16 subtype _U_, tvbuff_t *tvb _U_)
{
int offset = 0;
proto_tree *t = proto_item_add_subtree(ti, ett_aim_icq_tlv);
proto_tree_add_item(t, hf_icq_tlv_data_chunk_size, tvb, offset, 2, tvb_get_ntohs(tvb, offset));
offset += 2;
proto_tree_add_item(t, hf_icq_tlv_request_owner_uid, tvb, offset, 4, tvb_get_ntoh24(tvb, offset));
offset += 4;
proto_tree_add_item(t, hf_icq_tlv_request_type, tvb, offset, 2, tvb_get_ntohs(tvb, offset));
offset += 2;
proto_tree_add_item(t, hf_icq_tlv_request_seq_num, tvb, offset, 2, tvb_get_ntohs(tvb, offset));
offset += 2;
return 0;
}
static int dissect_aim_icq(tvbuff_t *tvb, packet_info *pinfo,
proto_tree *tree)
{
struct aiminfo *aiminfo = pinfo->private_data;
int offset = 0;
switch(aiminfo->subtype) {
case FAMILY_ICQ_ERROR:
return dissect_aim_snac_error(tvb, pinfo, offset, tree);
case FAMILY_ICQ_LOGINREQUEST:
case FAMILY_ICQ_LOGINRESPONSE:
return dissect_aim_tlv(tvb, pinfo, offset, tree, icq_tlv);
case FAMILY_ICQ_AUTHREQUEST:
case FAMILY_ICQ_AUTHRESPONSE:
/* FIXME */
default:
return 0;
}
}
/* Register the protocol with Ethereal */
void
proto_register_aim_icq(void)
{
/* Setup list of header fields */
static hf_register_info hf[] = {
{ &hf_icq_tlv_data_chunk_size,
{ "Data chunk size", "aim_icq.chunk_size", FT_UINT16, BASE_DEC, NULL, 0x0, "", HFILL },
},
{ &hf_icq_tlv_request_owner_uid,
{ "Owner UID", "aim_icq.owner_uid", FT_UINT32, BASE_DEC, NULL, 0x0, "", HFILL},
},
{ &hf_icq_tlv_request_type,
{"Request Type", "aim_icq.request_type", FT_UINT16, BASE_DEC, VALS(aim_icq_data_types), 0x0, "", HFILL},
},
{ &hf_icq_tlv_request_seq_num,
{"Request Sequence Number", "aim_icq.request_seq_number", FT_UINT16, BASE_DEC, NULL, 0x0, "", HFILL},
},
};
/* Setup protocol subtree array */
static gint *ett[] = {
&ett_aim_icq,
&ett_aim_icq_tlv
};
/* Register the protocol name and description */
proto_aim_icq = proto_register_protocol("AIM ICQ", "AIM ICQ", "aim_icq");
/* Required function calls to register the header fields and subtrees used */
proto_register_field_array(proto_aim_icq, hf, array_length(hf));
proto_register_subtree_array(ett, array_length(ett));
}
void
proto_reg_handoff_aim_icq(void)
{
dissector_handle_t aim_handle;
aim_handle = new_create_dissector_handle(dissect_aim_icq, proto_aim_icq);
dissector_add("aim.family", FAMILY_ICQ, aim_handle);
aim_init_family(FAMILY_ICQ, "ICQ", aim_fnac_family_icq);
}
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