forked from osmocom/wireshark
![Gilbert Ramirez](/assets/img/avatar_default.png)
Also move ncp222.py, x11-fields, process-x11-fields.pl, make-reg-dotc, and make-reg-dotc.py. Adjust #include lines in files that include packet-*.h files. svn path=/trunk/; revision=11410
332 lines
11 KiB
C
332 lines
11 KiB
C
/* packet-aim-ssi.c
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* Routines for AIM Instant Messenger (OSCAR) dissection, SNAC SSI
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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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* $Id$
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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_SSI 0x0013
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/* Family Server-Stored Buddy Lists */
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#define FAMILY_SSI_ERROR 0x0001
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#define FAMILY_SSI_REQRIGHTS 0x0002
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#define FAMILY_SSI_RIGHTSINFO 0x0003
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#define FAMILY_SSI_REQLIST_FIRSTTIME 0x0004
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#define FAMILY_SSI_REQLIST 0x0005
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#define FAMILY_SSI_LIST 0x0006
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#define FAMILY_SSI_ACTIVATE 0x0007
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#define FAMILY_SSI_ADD 0x0008
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#define FAMILY_SSI_MOD 0x0009
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#define FAMILY_SSI_DEL 0x000a
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#define FAMILY_SSI_SRVACK 0x000e
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#define FAMILY_SSI_NOLIST 0x000f
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#define FAMILY_SSI_EDITSTART 0x0011
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#define FAMILY_SSI_EDITSTOP 0x0012
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#define FAMILY_SSI_GRANT_FUTURE_AUTH 0x0014
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#define FAMILY_SSI_FUTUR_AUTH_GRANTED 0x0015
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#define FAMILY_SSI_SEND_AUTH_REQ 0x0018
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#define FAMILY_SSI_AUTH_REQ 0x0019
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#define FAMILY_SSI_SEND_AUTH_REPLY 0x001a
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#define FAMILY_SSI_AUTH_REPLY 0x001b
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#define FAMILY_SSI_WAS_ADDED 0x001c
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static const value_string aim_fnac_family_ssi[] = {
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{ FAMILY_SSI_ERROR, "Error" },
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{ FAMILY_SSI_REQRIGHTS, "Request Rights" },
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{ FAMILY_SSI_RIGHTSINFO, "Rights Info" },
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{ FAMILY_SSI_REQLIST_FIRSTTIME, "Request List (first time)" },
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{ FAMILY_SSI_REQLIST, "Request List" },
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{ FAMILY_SSI_LIST, "List" },
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{ FAMILY_SSI_ACTIVATE, "Activate" },
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{ FAMILY_SSI_ADD, "Add Buddy" },
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{ FAMILY_SSI_MOD, "Modify Buddy" },
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{ FAMILY_SSI_DEL, "Delete Buddy" },
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{ FAMILY_SSI_SRVACK, "Server Ack" },
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{ FAMILY_SSI_NOLIST, "No List" },
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{ FAMILY_SSI_EDITSTART, "Edit Start" },
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{ FAMILY_SSI_EDITSTOP, "Edit Stop" },
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{ FAMILY_SSI_GRANT_FUTURE_AUTH, "Grant Future Authorization to Client" },
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{ FAMILY_SSI_FUTUR_AUTH_GRANTED, "Future Authorization Granted" },
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{ FAMILY_SSI_SEND_AUTH_REQ, "Send Authentication Request" },
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{ FAMILY_SSI_AUTH_REQ, "Authentication Request" },
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{ FAMILY_SSI_SEND_AUTH_REPLY, "Send Authentication Reply" },
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{ FAMILY_SSI_AUTH_REPLY, "Authentication Reply" },
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{ FAMILY_SSI_WAS_ADDED, "Remote User Added Client To List" },
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{ 0, NULL }
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};
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#define FAMILY_SSI_TYPE_BUDDY 0x0000
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#define FAMILY_SSI_TYPE_GROUP 0x0001
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#define FAMILY_SSI_TYPE_PERMIT 0x0002
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#define FAMILY_SSI_TYPE_DENY 0x0003
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#define FAMILY_SSI_TYPE_PDINFO 0x0004
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#define FAMILY_SSI_TYPE_PRESENCEPREFS 0x0005
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#define FAMILY_SSI_TYPE_ICONINFO 0x0014
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static const value_string aim_fnac_family_ssi_types[] = {
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{ FAMILY_SSI_TYPE_BUDDY, "Buddy" },
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{ FAMILY_SSI_TYPE_GROUP, "Group" },
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{ FAMILY_SSI_TYPE_PERMIT, "Permit" },
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{ FAMILY_SSI_TYPE_DENY, "Deny" },
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{ FAMILY_SSI_TYPE_PDINFO, "PDINFO" },
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{ FAMILY_SSI_TYPE_PRESENCEPREFS, "Presence Preferences" },
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{ FAMILY_SSI_TYPE_ICONINFO, "Icon Info" },
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{ 0, NULL }
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};
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static const aim_tlv ssi_rights_tlvs[] = {
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{ 0, NULL, NULL }
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};
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static int dissect_aim_snac_ssi_list(tvbuff_t *tvb, packet_info *pinfo _U_,
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int offset, proto_tree *tree, guint16 subtype _U_);
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/* Initialize the protocol and registered fields */
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static int proto_aim_ssi = -1;
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static int hf_aim_fnac_subtype_ssi_version = -1;
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static int hf_aim_fnac_subtype_ssi_numitems = -1;
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static int hf_aim_fnac_subtype_ssi_last_change_time = -1;
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static int hf_aim_fnac_subtype_ssi_buddyname_len = -1;
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static int hf_aim_fnac_subtype_ssi_buddyname = -1;
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static int hf_aim_fnac_subtype_ssi_gid = -1;
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static int hf_aim_fnac_subtype_ssi_bid = -1;
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static int hf_aim_fnac_subtype_ssi_type = -1;
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static int hf_aim_fnac_subtype_ssi_tlvlen = -1;
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static int hf_aim_fnac_subtype_ssi_data = -1;
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/* Initialize the subtree pointers */
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static gint ett_aim_ssi = -1;
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static gint ett_ssi = -1;
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static int dissect_ssi_item(tvbuff_t *tvb, packet_info *pinfo _U_,
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int offset, proto_tree *ssi_entry,
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guint16 subtype _U_)
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{
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guint16 buddyname_length = 0;
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int endoffset;
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guint16 tlv_len = 0;
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/* Buddy Name Length */
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buddyname_length = tvb_get_ntohs(tvb, offset);
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proto_tree_add_item(ssi_entry, hf_aim_fnac_subtype_ssi_buddyname_len,
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tvb, offset, 2, FALSE);
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offset += 2;
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/* Buddy Name */
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if (buddyname_length > 0) {
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proto_tree_add_item(ssi_entry, hf_aim_fnac_subtype_ssi_buddyname, tvb,
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offset, buddyname_length, FALSE);
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offset += buddyname_length;
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}
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/* Buddy group ID */
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proto_tree_add_item(ssi_entry, hf_aim_fnac_subtype_ssi_gid, tvb, offset,
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2, FALSE);
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offset += 2;
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/* Buddy ID */
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proto_tree_add_item(ssi_entry, hf_aim_fnac_subtype_ssi_bid, tvb, offset,
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2, FALSE);
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offset += 2;
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/* Buddy Type */
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proto_tree_add_item(ssi_entry, hf_aim_fnac_subtype_ssi_type, tvb, offset,
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2, FALSE);
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offset += 2;
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/* Size of the following TLV in bytes (as opposed to the number of
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TLV objects in the chain) */
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tlv_len = tvb_get_ntohs(tvb, offset);
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proto_tree_add_item(ssi_entry, hf_aim_fnac_subtype_ssi_tlvlen, tvb,
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offset, 2, FALSE);
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offset += 2;
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endoffset = offset;
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/* For now, we just dump the TLV contents as-is, since there is not a
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TLV dissection utility that works based on total chain length */
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while(endoffset < offset+tlv_len) {
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endoffset = dissect_aim_tlv(tvb, pinfo, endoffset, ssi_entry, client_tlvs);
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}
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return endoffset;
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}
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static int dissect_aim_snac_ssi(tvbuff_t *tvb, packet_info *pinfo _U_,
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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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proto_item *ti = NULL;
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proto_tree *ssi_tree = NULL;
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if(tree) {
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ti = proto_tree_add_text(tree, tvb, 0, -1,"AIM Server Side Information Service");
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ssi_tree = proto_item_add_subtree(ti, ett_ssi);
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}
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switch(aiminfo->subtype)
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{
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case FAMILY_SSI_ERROR:
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return dissect_aim_snac_error(tvb, pinfo, offset, ssi_tree);
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case FAMILY_SSI_LIST:
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return dissect_aim_snac_ssi_list(tvb, pinfo, offset, ssi_tree, aiminfo->subtype);
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case FAMILY_SSI_RIGHTSINFO:
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while(tvb_length_remaining(tvb, offset) > 0) {
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offset = dissect_aim_tlv(tvb, pinfo, offset, ssi_tree, ssi_rights_tlvs);
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}
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return offset;
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case FAMILY_SSI_REQRIGHTS:
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case FAMILY_SSI_ACTIVATE:
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case FAMILY_SSI_EDITSTART:
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case FAMILY_SSI_EDITSTOP:
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case FAMILY_SSI_REQLIST_FIRSTTIME:
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/* No data */
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return 0;
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case FAMILY_SSI_ADD:
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case FAMILY_SSI_MOD:
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case FAMILY_SSI_DEL:
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return dissect_ssi_item(tvb, pinfo, offset, ssi_tree, aiminfo->subtype);
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case FAMILY_SSI_WAS_ADDED:
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return dissect_aim_buddyname(tvb, pinfo, offset, ssi_tree);
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case FAMILY_SSI_REQLIST:
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case FAMILY_SSI_SRVACK:
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case FAMILY_SSI_NOLIST:
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case FAMILY_SSI_GRANT_FUTURE_AUTH:
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case FAMILY_SSI_FUTUR_AUTH_GRANTED:
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case FAMILY_SSI_SEND_AUTH_REQ:
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case FAMILY_SSI_AUTH_REQ:
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case FAMILY_SSI_SEND_AUTH_REPLY:
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case FAMILY_SSI_AUTH_REPLY:
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/* FIXME */
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return 0;
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default:
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return 0;
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}
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}
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static int dissect_aim_snac_ssi_list(tvbuff_t *tvb, packet_info *pinfo _U_,
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int offset, proto_tree *tree,
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guint16 subtype)
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{
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proto_item *ti;
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proto_tree *ssi_entry = NULL;
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guint16 num_items, i;
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/* SSI Version */
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proto_tree_add_item(tree, hf_aim_fnac_subtype_ssi_version, tvb, offset, 1,
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FALSE);
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offset += 1;
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/* Number of items */
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proto_tree_add_item(tree, hf_aim_fnac_subtype_ssi_numitems, tvb, offset, 2,
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FALSE);
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num_items = tvb_get_ntohs(tvb, offset);
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offset += 2;
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for(i = 0; i < num_items; i++) {
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ti = proto_tree_add_text(tree, tvb, offset, tvb_get_ntohs(tvb, offset+10)+10, "SSI Entry");
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ssi_entry = proto_item_add_subtree(ti, ett_aim_ssi);
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offset = dissect_ssi_item(tvb, pinfo, offset, ssi_entry, subtype);
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}
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proto_tree_add_item(tree, hf_aim_fnac_subtype_ssi_last_change_time, tvb, offset, 4, FALSE);
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return offset;
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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_ssi(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_fnac_subtype_ssi_version,
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{ "SSI Version", "aim.fnac.ssi.version", FT_UINT8, BASE_HEX, NULL, 0x0, "", HFILL }
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},
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{ &hf_aim_fnac_subtype_ssi_numitems,
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{ "SSI Object count", "aim.fnac.ssi.numitems", FT_UINT16, BASE_HEX, NULL, 0x0, "", HFILL }
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},
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{ &hf_aim_fnac_subtype_ssi_last_change_time,
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{ "SSI Last Change Time", "aim.fnac.ssi.last_change_time", FT_UINT32, BASE_HEX, NULL, 0x0, "", HFILL }
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},
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{ &hf_aim_fnac_subtype_ssi_buddyname_len,
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{ "SSI Buddy Name length", "aim.fnac.ssi.buddyname_len", FT_UINT16, BASE_HEX, NULL, 0x0, "", HFILL }
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},
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{ &hf_aim_fnac_subtype_ssi_buddyname,
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{ "Buddy Name", "aim.fnac.ssi.buddyname", FT_STRING, BASE_NONE, NULL, 0x0, "", HFILL }
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},
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{ &hf_aim_fnac_subtype_ssi_gid,
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{ "SSI Buddy Group ID", "aim.fnac.ssi.gid", FT_UINT16, BASE_HEX, NULL, 0x0, "", HFILL }
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},
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{ &hf_aim_fnac_subtype_ssi_bid,
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{ "SSI Buddy ID", "aim.fnac.ssi.bid", FT_UINT16, BASE_HEX, NULL, 0x0, "", HFILL }
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},
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{ &hf_aim_fnac_subtype_ssi_type,
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{ "SSI Buddy type", "aim.fnac.ssi.type", FT_UINT16, BASE_HEX, VALS(aim_fnac_family_ssi_types), 0x0, "", HFILL }
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},
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{ &hf_aim_fnac_subtype_ssi_tlvlen,
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{ "SSI TLV Len", "aim.fnac.ssi.tlvlen", FT_UINT16, BASE_HEX, NULL, 0x0, "", HFILL }
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},
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{ &hf_aim_fnac_subtype_ssi_data,
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{ "SSI Buddy Data", "aim.fnac.ssi.data", FT_UINT16, BASE_HEX, 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_ssi,
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&ett_ssi,
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};
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/* Register the protocol name and description */
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proto_aim_ssi = proto_register_protocol("AIM Server Side Info", "AIM SSI", "aim_ssi");
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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_ssi, 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_ssi(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_snac_ssi, proto_aim_ssi);
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dissector_add("aim.family", FAMILY_SSI, aim_handle);
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aim_init_family(FAMILY_SSI, "SSI", aim_fnac_family_ssi);
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}
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