2 * Routines for AIM Instant Messenger (OSCAR) dissection
3 * Copyright 2000, Ralf Hoelzer <ralf@well.com>
4 * Copyright 2004, Jelmer Vernooij <jelmer@samba.org>
5 * Copyright 2004, Devin Heitmueller <dheitmueller@netilla.com>
9 * Wireshark - Network traffic analyzer
10 * By Gerald Combs <gerald@wireshark.org>
11 * Copyright 1998 Gerald Combs
13 * This program is free software; you can redistribute it and/or
14 * modify it under the terms of the GNU General Public License
15 * as published by the Free Software Foundation; either version 2
16 * of the License, or (at your option) any later version.
18 * This program is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 * GNU General Public License for more details.
23 * You should have received a copy of the GNU General Public License
24 * along with this program; if not, write to the Free Software
25 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
41 #include <epan/packet.h>
42 #include <epan/strutil.h>
44 #include "packet-tcp.h"
45 #include "packet-aim.h"
46 #include <epan/prefs.h>
48 #define TCP_PORT_AIM 5190
53 #define CHANNEL_NEW_CONN 0x01
54 #define CHANNEL_SNAC_DATA 0x02
55 #define CHANNEL_FLAP_ERR 0x03
56 #define CHANNEL_CLOSE_CONN 0x04
57 #define CHANNEL_KEEP_ALIVE 0x05
59 #define FAMILY_ALL_ERROR_INVALID_HEADER 0x0001
60 #define FAMILY_ALL_ERROR_SERVER_RATE_LIMIT_EXCEEDED 0x0002
61 #define FAMILY_ALL_ERROR_CLIENT_RATE_LIMIT_EXCEEDED 0x0003
62 #define FAMILY_ALL_ERROR_RECIPIENT_NOT_LOGGED_IN 0x0004
63 #define FAMILY_ALL_ERROR_REQUESTED_SERVICE_UNAVAILABLE 0x0005
64 #define FAMILY_ALL_ERROR_REQUESTED_SERVICE_NOT_DEFINED 0x0006
65 #define FAMILY_ALL_ERROR_OBSOLETE_SNAC 0x0007
66 #define FAMILY_ALL_ERROR_NOT_SUPPORTED_BY_SERVER 0x0008
67 #define FAMILY_ALL_ERROR_NOT_SUPPORTED_BY_CLIENT 0x0009
68 #define FAMILY_ALL_ERROR_REFUSED_BY_CLIENT 0x000a
69 #define FAMILY_ALL_ERROR_REPLY_TOO_BIG 0x000b
70 #define FAMILY_ALL_ERROR_RESPONSES_LOST 0x000c
71 #define FAMILY_ALL_ERROR_REQUEST_DENIED 0x000d
72 #define FAMILY_ALL_ERROR_INCORRECT_SNAC_FORMAT 0x000e
73 #define FAMILY_ALL_ERROR_INSUFFICIENT_RIGHTS 0x000f
74 #define FAMILY_ALL_ERROR_RECIPIENT_BLOCKED 0x0010
75 #define FAMILY_ALL_ERROR_SENDER_TOO_EVIL 0x0011
76 #define FAMILY_ALL_ERROR_RECEIVER_TOO_EVIL 0x0012
77 #define FAMILY_ALL_ERROR_USER_TEMP_UNAVAILABLE 0x0013
78 #define FAMILY_ALL_ERROR_NO_MATCH 0x0014
79 #define FAMILY_ALL_ERROR_LIST_OVERFLOW 0x0015
80 #define FAMILY_ALL_ERROR_REQUEST_AMBIGUOUS 0x0016
81 #define FAMILY_ALL_ERROR_SERVER_QUEUE_FULL 0x0017
82 #define FAMILY_ALL_ERROR_NOT_WHILE_ON_AOL 0x0018
84 static const value_string aim_flap_channels[] = {
85 { CHANNEL_NEW_CONN, "New Connection" },
86 { CHANNEL_SNAC_DATA, "SNAC Data" },
87 { CHANNEL_FLAP_ERR, "FLAP-Level Error" },
88 { CHANNEL_CLOSE_CONN, "Close Connection" },
89 { CHANNEL_KEEP_ALIVE, "Keep Alive" },
93 static const value_string aim_snac_errors[] = {
94 { FAMILY_ALL_ERROR_INVALID_HEADER, "Invalid SNAC Header" },
95 { FAMILY_ALL_ERROR_SERVER_RATE_LIMIT_EXCEEDED, "Server rate limit exceeded" },
96 { FAMILY_ALL_ERROR_CLIENT_RATE_LIMIT_EXCEEDED, "Client rate limit exceeded" },
97 { FAMILY_ALL_ERROR_RECIPIENT_NOT_LOGGED_IN, "Recipient not logged in" },
98 { FAMILY_ALL_ERROR_REQUESTED_SERVICE_UNAVAILABLE, "Requested service unavailable" },
99 { FAMILY_ALL_ERROR_REQUESTED_SERVICE_NOT_DEFINED, "Requested service not defined" },
100 { FAMILY_ALL_ERROR_OBSOLETE_SNAC, "Obsolete SNAC issued" },
101 { FAMILY_ALL_ERROR_NOT_SUPPORTED_BY_SERVER, "Not supported by server" },
102 { FAMILY_ALL_ERROR_NOT_SUPPORTED_BY_CLIENT, "Not supported by client" },
103 { FAMILY_ALL_ERROR_REFUSED_BY_CLIENT, "Refused by client" },
104 { FAMILY_ALL_ERROR_REPLY_TOO_BIG, "Reply too big" },
105 { FAMILY_ALL_ERROR_RESPONSES_LOST, "Responses lost" },
106 { FAMILY_ALL_ERROR_REQUEST_DENIED, "Request denied" },
107 { FAMILY_ALL_ERROR_INCORRECT_SNAC_FORMAT, "Incorrect SNAC format" },
108 { FAMILY_ALL_ERROR_INSUFFICIENT_RIGHTS, "Insufficient rights" },
109 { FAMILY_ALL_ERROR_RECIPIENT_BLOCKED, "Recipient blocked" },
110 { FAMILY_ALL_ERROR_SENDER_TOO_EVIL, "Sender too evil" },
111 { FAMILY_ALL_ERROR_RECEIVER_TOO_EVIL, "Receiver too evil" },
112 { FAMILY_ALL_ERROR_USER_TEMP_UNAVAILABLE, "User temporarily unavailable" },
113 { FAMILY_ALL_ERROR_NO_MATCH, "No match" },
114 { FAMILY_ALL_ERROR_LIST_OVERFLOW, "List overflow" },
115 { FAMILY_ALL_ERROR_REQUEST_AMBIGUOUS, "Request ambiguous" },
116 { FAMILY_ALL_ERROR_SERVER_QUEUE_FULL, "Server queue full" },
117 { FAMILY_ALL_ERROR_NOT_WHILE_ON_AOL, "Not while on AOL" },
121 #define AIM_CLIENT_TLV_SCREEN_NAME 0x0001
122 #define AIM_CLIENT_TLV_NEW_ROASTED_PASSWORD 0x0002
123 #define AIM_CLIENT_TLV_CLIENT_ID_STRING 0x0003
124 #define AIM_CLIENT_TLV_ERRORURL 0x0004
125 #define AIM_CLIENT_TLV_BOS_SERVER_STRING 0x0005
126 #define AIM_CLIENT_TLV_AUTH_COOKIE 0x0006
127 #define AIM_CLIENT_TLV_ERRORCODE 0x0008
128 #define AIM_CLIENT_TLV_DISCONNECT_REASON 0x0009
129 #define AIM_CLIENT_TLV_RECONNECT_HOST 0x000a
130 #define AIM_CLIENT_TLV_URL 0x000b
131 #define AIM_CLIENT_TLV_DEBUG_DATA 0x000c
132 #define AIM_CLIENT_TLV_FAMILY_ID 0x000d
133 #define AIM_CLIENT_TLV_CLIENT_COUNTRY 0x000e
134 #define AIM_CLIENT_TLV_CLIENT_LANGUAGE 0x000f
135 #define AIM_CLIENT_TLV_EMAILADDR 0x0011
136 #define AIM_CLIENT_TLV_OLD_ROASTED_PASSWORD 0x0012
137 #define AIM_CLIENT_TLV_REGSTATUS 0x0013
138 #define AIM_CLIENT_TLV_CLIENT_DISTRIBUTION_NUM 0x0014
139 #define AIM_CLIENT_TLV_INVITEMESSAGE 0x0015
140 #define AIM_CLIENT_TLV_CLIENT_ID 0x0016
141 #define AIM_CLIENT_TLV_CLIENT_MAJOR_VERSION 0x0017
142 #define AIM_CLIENT_TLV_CLIENT_MINOR_VERSION 0x0018
143 #define AIM_CLIENT_TLV_CLIENT_LESSER_VERSION 0x0019
144 #define AIM_CLIENT_TLV_CLIENT_BUILD_NUMBER 0x001a
145 #define AIM_CLIENT_TLV_PASSWORD_MD5 0x0025
146 #define AIM_CLIENT_TLV_LATESTBETABUILD 0x0040
147 #define AIM_CLIENT_TLV_LATESTBETAURL 0x0041
148 #define AIM_CLIENT_TLV_LATESTBETAINFO 0x0042
149 #define AIM_CLIENT_TLV_LATESTBETANAME 0x0043
150 #define AIM_CLIENT_TLV_LATESTRELEASEBUILD 0x0044
151 #define AIM_CLIENT_TLV_LATESTRELEASEURL 0x0045
152 #define AIM_CLIENT_TLV_LATESTRELEASEINFO 0x0046
153 #define AIM_CLIENT_TLV_LATESTRELEASENAME 0x0047
154 #define AIM_CLIENT_TLV_BETA_DIGEST_SIG 0x0048
155 #define AIM_CLIENT_TLV_RELEASE_DIGEST_SIG 0x0049
156 #define AIM_CLIENT_TLV_CLIENTUSESSI 0x004a
157 #define AIM_CLIENT_TLV_CHANGE_PASSWORD_URL 0x0054
158 #define AIM_CLIENT_TLV_AWAITING_AUTH 0x0066
159 #define AIM_CLIENT_TLV_MEMBERS 0x00c8
160 #define AIM_CLIENT_TLV_VISIBILITY_BITS 0x00c9
161 #define AIM_CLIENT_TLV_PRIVACY 0x00ca
162 #define AIM_CLIENT_TLV_VISIBLE_CLASS 0x00cb
163 #define AIM_CLIENT_TLV_VISIBLE_MISC 0x00cc
164 #define AIM_CLIENT_TLV_ICQ2K_SHORTCUT 0x00cd
165 #define AIM_CLIENT_TLV_FIRST_LOADED_TIME 0x00d4
166 #define AIM_CLIENT_TLV_BUDDY_ICON_MD5SUM 0x00d5
167 #define AIM_CLIENT_TLV_GIVEN_NAME 0x0131
168 #define AIM_CLIENT_TLV_LOCAL_EMAIL 0x0137
169 #define AIM_CLIENT_TLV_LOCAL_SMS 0x013a
170 #define AIM_CLIENT_TLV_LOCAL_COMMENT 0x013c
171 #define AIM_CLIENT_TLV_LOCAL_PERSONAL_ALERT 0x013d
172 #define AIM_CLIENT_TLV_LOCAL_PERSONAL_SOUND 0x013e
173 #define AIM_CLIENT_TLV_FIRST_MESSAGE_SENT 0x0145
175 const aim_tlv client_tlvs[] = {
176 { AIM_CLIENT_TLV_SCREEN_NAME, "Screen name", dissect_aim_tlv_value_string },
177 { AIM_CLIENT_TLV_NEW_ROASTED_PASSWORD, "Roasted password array", dissect_aim_tlv_value_bytes },
178 { AIM_CLIENT_TLV_OLD_ROASTED_PASSWORD, "Old roasted password array", dissect_aim_tlv_value_bytes },
179 { AIM_CLIENT_TLV_CLIENT_ID_STRING, "Client id string (name, version)", dissect_aim_tlv_value_string },
180 { AIM_CLIENT_TLV_CLIENT_ID, "Client id number", dissect_aim_tlv_value_uint16 },
181 { AIM_CLIENT_TLV_CLIENT_MAJOR_VERSION, "Client major version", dissect_aim_tlv_value_uint16 },
182 { AIM_CLIENT_TLV_CLIENT_MINOR_VERSION, "Client minor version", dissect_aim_tlv_value_uint16 },
183 { AIM_CLIENT_TLV_CLIENT_LESSER_VERSION, "Client lesser version", dissect_aim_tlv_value_uint16 },
184 { AIM_CLIENT_TLV_CLIENT_BUILD_NUMBER, "Client build number", dissect_aim_tlv_value_uint16 },
185 { AIM_CLIENT_TLV_PASSWORD_MD5, "Password Hash (MD5)", dissect_aim_tlv_value_bytes },
186 { AIM_CLIENT_TLV_CLIENT_DISTRIBUTION_NUM, "Client distribution number", dissect_aim_tlv_value_uint32 },
187 { AIM_CLIENT_TLV_CLIENT_LANGUAGE, "Client language", dissect_aim_tlv_value_string },
188 { AIM_CLIENT_TLV_CLIENT_COUNTRY, "Client country", dissect_aim_tlv_value_string },
189 { AIM_CLIENT_TLV_BOS_SERVER_STRING, "BOS server string", dissect_aim_tlv_value_string },
190 { AIM_CLIENT_TLV_AUTH_COOKIE, "Authorization cookie", dissect_aim_tlv_value_bytes },
191 { AIM_CLIENT_TLV_ERRORURL, "Error URL", dissect_aim_tlv_value_string },
192 { AIM_CLIENT_TLV_ERRORCODE, "Error Code", dissect_aim_tlv_value_uint16 },
193 { AIM_CLIENT_TLV_DISCONNECT_REASON, "Disconnect Reason", dissect_aim_tlv_value_uint16 },
194 { AIM_CLIENT_TLV_RECONNECT_HOST, "Reconnect Hostname", dissect_aim_tlv_value_string },
195 { AIM_CLIENT_TLV_URL, "URL", dissect_aim_tlv_value_string },
196 { AIM_CLIENT_TLV_DEBUG_DATA, "Debug Data", dissect_aim_tlv_value_uint16 },
197 { AIM_CLIENT_TLV_EMAILADDR, "Account Email address", dissect_aim_tlv_value_string },
198 { AIM_CLIENT_TLV_REGSTATUS, "Registration Status", dissect_aim_tlv_value_uint16 },
199 { AIM_CLIENT_TLV_LATESTBETABUILD, "Latest Beta Build", dissect_aim_tlv_value_uint32 },
200 { AIM_CLIENT_TLV_LATESTBETAURL, "Latest Beta URL", dissect_aim_tlv_value_string },
201 { AIM_CLIENT_TLV_LATESTBETAINFO, "Latest Beta Info", dissect_aim_tlv_value_string },
202 { AIM_CLIENT_TLV_LATESTBETANAME, "Latest Beta Name", dissect_aim_tlv_value_string },
203 { AIM_CLIENT_TLV_LATESTRELEASEBUILD, "Latest Release Build", dissect_aim_tlv_value_uint32 },
204 { AIM_CLIENT_TLV_LATESTRELEASEURL, "Latest Release URL", dissect_aim_tlv_value_string },
205 { AIM_CLIENT_TLV_LATESTRELEASEINFO, "Latest Release Info", dissect_aim_tlv_value_string },
206 { AIM_CLIENT_TLV_LATESTRELEASENAME, "Latest Release Name", dissect_aim_tlv_value_string },
207 { AIM_CLIENT_TLV_BETA_DIGEST_SIG, "Beta Digest Signature (MD5)" , dissect_aim_tlv_value_bytes },
208 { AIM_CLIENT_TLV_RELEASE_DIGEST_SIG, "Release Digest Signature (MD5)", dissect_aim_tlv_value_bytes },
209 { AIM_CLIENT_TLV_CLIENTUSESSI, "Use SSI", dissect_aim_tlv_value_uint8 },
210 { AIM_CLIENT_TLV_FAMILY_ID, "Service (SNAC Family) ID", dissect_aim_tlv_value_uint16 },
211 { AIM_CLIENT_TLV_CHANGE_PASSWORD_URL, "Change password url", dissect_aim_tlv_value_string },
212 { AIM_CLIENT_TLV_AWAITING_AUTH, "Awaiting Authorization", dissect_aim_tlv_value_bytes },
213 { AIM_CLIENT_TLV_MEMBERS, "Members of this Group", dissect_aim_tlv_value_bytes },
214 { AIM_CLIENT_TLV_VISIBILITY_BITS, "Bitfield", dissect_aim_tlv_value_bytes },
215 { AIM_CLIENT_TLV_PRIVACY, "Privacy Settings" , dissect_aim_tlv_value_uint8 },
216 { AIM_CLIENT_TLV_VISIBLE_CLASS, "Visible To Classes", dissect_aim_tlv_value_userclass },
217 { AIM_CLIENT_TLV_VISIBLE_MISC, "Allow Others to See Data", dissect_aim_tlv_value_bytes },
218 { AIM_CLIENT_TLV_ICQ2K_SHORTCUT, "ICQ2K Shortcut List", dissect_aim_tlv_value_string },
219 { AIM_CLIENT_TLV_FIRST_LOADED_TIME, "First Time Buddy Was Added (Unix Timestamp)" , dissect_aim_tlv_value_uint32 },
220 { AIM_CLIENT_TLV_BUDDY_ICON_MD5SUM, "MD5SUM of Current Buddy Icon", dissect_aim_tlv_value_bytes },
221 { AIM_CLIENT_TLV_GIVEN_NAME, "Locally Specified Buddy Name", dissect_aim_tlv_value_string },
222 { AIM_CLIENT_TLV_LOCAL_EMAIL, "Locally Specified Buddy Email", dissect_aim_tlv_value_string },
223 { AIM_CLIENT_TLV_LOCAL_SMS, "Locally Specified Buddy SMS", dissect_aim_tlv_value_string },
224 { AIM_CLIENT_TLV_LOCAL_COMMENT, "Locally Specified Buddy Comment", dissect_aim_tlv_value_string },
225 { AIM_CLIENT_TLV_LOCAL_PERSONAL_ALERT, "Personal Alert for Buddy", dissect_aim_tlv_value_uint16 },
226 { AIM_CLIENT_TLV_LOCAL_PERSONAL_SOUND, "Personal Sound for Buddy", dissect_aim_tlv_value_string },
227 { AIM_CLIENT_TLV_FIRST_MESSAGE_SENT, "First Time Message Sent to Buddy (Unix Timestamp)", dissect_aim_tlv_value_uint32 },
232 static int dissect_aim_tlv_value_userstatus(proto_item *ti, guint16 valueid _U_, tvbuff_t *tvb, packet_info *pinfo _U_);
233 static int dissect_aim_tlv_value_dcinfo(proto_item *ti, guint16 valueid _U_, tvbuff_t *tvb, packet_info *pinfo _U_);
235 #define AIM_ONLINEBUDDY_USERCLASS 0x0001
236 #define AIM_ONLINEBUDDY_ONSINCE 0x0003
237 #define AIM_ONLINEBUDDY_IDLETIME 0x0004
238 #define AIM_ONLINEBUDDY_MEMBERSINCE 0x0005
239 #define AIM_ONLINEBUDDY_STATUS 0x0006
240 #define AIM_ONLINEBUDDY_IPADDR 0x000a
241 #define AIM_ONLINEBUDDY_DCINFO 0x000c
242 #define AIM_ONLINEBUDDY_CAPINFO 0x000d
243 #define AIM_ONLINEBUDDY_SESSIONLEN 0x000f
244 #define AIM_ONLINEBUDDY_ICQSESSIONLEN 0x0010
245 #define AIM_ONLINEBUDDY_TIMEUPDATE 0x0011
246 #define AIM_ONLINEBUDDY_MYINSTANCENUM 0x0014
247 #define AIM_ONLINEBUDDY_SHORTCAPS 0x0019
248 #define AIM_ONLINEBUDDY_BARTINFO 0x001d
249 #define AIM_ONLINEBUDDY_NICKFLAGS2 0x001f
250 #define AIM_ONLINEBUDDY_BUDDYFEEDTIME 0x0023
251 #define AIM_ONLINEBUDDY_SIGTIME 0x0026
252 #define AIM_ONLINEBUDDY_AWAYTIME 0x0027
253 #define AIM_ONLINEBUDDY_GEOCOUNTRY 0x002a
255 const aim_tlv onlinebuddy_tlvs[] = {
256 { AIM_ONLINEBUDDY_USERCLASS, "User class", dissect_aim_tlv_value_userclass },
257 { AIM_ONLINEBUDDY_ONSINCE, "Online since", dissect_aim_tlv_value_uint32 },
258 { AIM_ONLINEBUDDY_IDLETIME, "Idle time (sec)", dissect_aim_tlv_value_uint16 },
259 { AIM_ONLINEBUDDY_MEMBERSINCE, "Member since", dissect_aim_tlv_value_time },
260 { AIM_ONLINEBUDDY_STATUS, "Online status", dissect_aim_tlv_value_userstatus },
261 { AIM_ONLINEBUDDY_IPADDR, "User IP Address", dissect_aim_tlv_value_ipv4 },
262 { AIM_ONLINEBUDDY_DCINFO, "DC Info", dissect_aim_tlv_value_dcinfo},
263 { AIM_ONLINEBUDDY_CAPINFO, "Capability Info", dissect_aim_tlv_value_client_capabilities },
264 { AIM_ONLINEBUDDY_TIMEUPDATE, "Time update", dissect_aim_tlv_value_bytes },
265 { AIM_ONLINEBUDDY_SESSIONLEN, "Session Length (sec)", dissect_aim_tlv_value_uint32 },
266 { AIM_ONLINEBUDDY_ICQSESSIONLEN, "ICQ Session Length (sec)", dissect_aim_tlv_value_uint32 },
267 { AIM_ONLINEBUDDY_MYINSTANCENUM, "Client instance number", dissect_aim_tlv_value_uint8 },
268 { AIM_ONLINEBUDDY_SHORTCAPS, "Short Capabilities", dissect_aim_tlv_value_bytes },
269 { AIM_ONLINEBUDDY_BARTINFO, "BART Info", dissect_aim_tlv_value_bytes },
270 { AIM_ONLINEBUDDY_NICKFLAGS2, "Upper bytes of Nick Flags", dissect_aim_tlv_value_bytes },
271 { AIM_ONLINEBUDDY_BUDDYFEEDTIME, "Last Buddy Feed update", dissect_aim_tlv_value_time },
272 { AIM_ONLINEBUDDY_SIGTIME, "Profile set time", dissect_aim_tlv_value_time },
273 { AIM_ONLINEBUDDY_AWAYTIME, "Away set time", dissect_aim_tlv_value_time },
274 { AIM_ONLINEBUDDY_GEOCOUNTRY, "Country code", dissect_aim_tlv_value_string },
278 #define DC_DISABLED 0x0000
279 #define DC_HTTPS 0x0001
280 #define DC_SOCKS 0x0002
281 #define DC_NORMAL 0x0003
282 #define DC_IMPOSSIBLE 0x0004
284 static const value_string dc_types[] = {
285 { DC_DISABLED, "DC disabled" },
286 { DC_HTTPS, "DC thru firewall or HTTPS proxy" },
287 { DC_SOCKS, "DC thru SOCKS proxy" },
288 { DC_NORMAL, "Regular connection" },
289 { DC_IMPOSSIBLE, "DC not possible " },
293 #define PROTO_VERSION_ICQ98 0x0004
294 #define PROTO_VERSION_ICQ99 0x0006
295 #define PROTO_VERSION_ICQ2K 0x0007
296 #define PROTO_VERSION_ICQ2K1 0x0008
297 #define PROTO_VERSION_ICQLITE 0x0009
298 #define PROTO_VERSION_ICQ2K3B 0x000A
300 static const value_string protocol_versions[] = {
301 { PROTO_VERSION_ICQ98, "ICQ '98" },
302 { PROTO_VERSION_ICQ99, "ICQ '99" },
303 { PROTO_VERSION_ICQ2K, "ICQ 2000" },
304 { PROTO_VERSION_ICQ2K1, "ICQ 2001" },
305 { PROTO_VERSION_ICQLITE, "ICQ Lite" },
306 { PROTO_VERSION_ICQ2K3B, "ICQ 2003B" },
310 static GList *families = NULL;
312 #define AIM_MOTD_TLV_MOTD 0x000B
314 const aim_tlv motd_tlvs[] = {
315 { AIM_MOTD_TLV_MOTD, "Message of the day message", dissect_aim_tlv_value_string },
319 #define CLASS_UNCONFIRMED 0x00000001
320 #define CLASS_ADMINISTRATOR 0x00000002
321 #define CLASS_AOL 0x00000004
322 #define CLASS_COMMERCIAL 0x00000008
323 #define CLASS_AIM 0x00000010
324 #define CLASS_AWAY 0x00000020
325 #define CLASS_ICQ 0x00000040
326 #define CLASS_WIRELESS 0x00000080
327 #define CLASS_UNKNOWN100 0x00000100
328 #define CLASS_IMF 0x00000200
329 #define CLASS_BOT 0x00000400
330 #define CLASS_UNKNOWN800 0x00000800
331 #define CLASS_ONE_WAY_WIRELESS 0x00001000
332 #define CLASS_UNKNOWN2000 0x00002000
333 #define CLASS_UNKNOWN4000 0x00004000
334 #define CLASS_UNKNOWN8000 0x00008000
335 #define CLASS_UNKNOWN10000 0x00010000
336 #define CLASS_UNKNOWN20000 0x00020000
337 #define CLASS_NO_KNOCK_KNOCK 0x00040000
338 #define CLASS_FORWARD_MOBILE 0x00080000
340 #define FNAC_FLAG_NEXT_IS_RELATED 0x0001
341 #define FNAC_FLAG_CONTAINS_VERSION 0x8000
343 #define FNAC_TLV_FAMILY_VERSION 0x0001
345 static const aim_tlv fnac_tlvs[] = {
346 { FNAC_TLV_FAMILY_VERSION, "SNAC Family Version", dissect_aim_tlv_value_uint16 },
350 #define SSI_OP_RESULT_SUCCESS 0
351 #define SSI_OP_RESULT_DB_ERROR 1
352 #define SSI_OP_RESULT_NOT_FOUND 2
353 #define SSI_OP_RESULT_ALREADY_EXISTS 3
354 #define SSI_OP_RESULT_UNAVAILABLE 5
355 #define SSI_OP_RESULT_BAD_REQUEST 10
356 #define SSI_OP_RESULT_DB_TIME_OUT 11
357 #define SSI_OP_RESULT_OVER_ROW_LIMIT 12
358 #define SSI_OP_RESULT_NOT_EXECUTED 13
359 #define SSI_OP_RESULT_AUTH_REQUIRED 14
360 #define SSI_OP_RESULT_BAD_LOGINID 16
361 #define SSI_OP_RESULT_OVER_BUDDY_LIMIT 17
362 #define SSI_OP_RESULT_INSERT_SMART_GROUP 20
363 #define SSI_OP_RESULT_TIMEOUT 26
365 static const value_string aim_ssi_result_codes[] = {
366 { SSI_OP_RESULT_SUCCESS, "Success" },
367 { SSI_OP_RESULT_DB_ERROR, "Some kind of database error" },
368 { SSI_OP_RESULT_NOT_FOUND, "Item was not found for an update or delete" },
369 { SSI_OP_RESULT_ALREADY_EXISTS, "Item already exists for an insert" },
370 { SSI_OP_RESULT_UNAVAILABLE, "Server or database is not available" },
371 { SSI_OP_RESULT_BAD_REQUEST, "Request was not formed well" },
372 { SSI_OP_RESULT_DB_TIME_OUT, "Database timed out" },
373 { SSI_OP_RESULT_OVER_ROW_LIMIT, "Too many items of this class for an insert" },
374 { SSI_OP_RESULT_NOT_EXECUTED, "Not executed due to other error in same request" },
375 { SSI_OP_RESULT_AUTH_REQUIRED, "Buddy List authorization required" },
376 { SSI_OP_RESULT_BAD_LOGINID, "Bad loginId" },
377 { SSI_OP_RESULT_OVER_BUDDY_LIMIT, "Too many buddies" },
378 { SSI_OP_RESULT_INSERT_SMART_GROUP, "Attempt to added a Buddy to a smart group" },
379 { SSI_OP_RESULT_TIMEOUT, "General timeout" },
384 static int dissect_aim(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree);
385 static guint get_aim_pdu_len(packet_info *pinfo, tvbuff_t *tvb, int offset);
386 static void dissect_aim_pdu(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree);
388 static void dissect_aim_newconn(tvbuff_t *tvb, packet_info *pinfo, int offset, proto_tree *tree);
389 static void dissect_aim_snac(tvbuff_t *tvb, packet_info *pinfo,
390 int offset, proto_tree *tree, proto_tree *root_tree);
391 static void dissect_aim_flap_err(tvbuff_t *tvb, packet_info *pinfo,
392 int offset, proto_tree *tree);
393 static void dissect_aim_keep_alive(tvbuff_t *tvb, packet_info *pinfo,
394 int offset, proto_tree *tree);
395 static void dissect_aim_close_conn(tvbuff_t *tvb, packet_info *pinfo,
396 int offset, proto_tree *tree);
397 static void dissect_aim_unknown_channel(tvbuff_t *tvb, packet_info *pinfo,
398 int offset, proto_tree *tree);
400 static dissector_table_t subdissector_table;
402 /* Initialize the protocol and registered fields */
403 static int proto_aim = -1;
404 static int hf_aim_cmd_start = -1;
405 static int hf_aim_channel = -1;
406 static int hf_aim_seqno = -1;
407 static int hf_aim_data = -1;
408 static int hf_aim_data_len = -1;
409 static int hf_aim_signon_challenge_len = -1;
410 static int hf_aim_signon_challenge = -1;
411 static int hf_aim_fnac_family = -1;
412 static int hf_aim_fnac_subtype = -1;
413 static int hf_aim_fnac_flags = -1;
414 static int hf_aim_fnac_flag_next_is_related = -1;
415 static int hf_aim_fnac_flag_contains_version = -1;
416 static int hf_aim_fnac_id = -1;
417 static int hf_aim_infotype = -1;
418 static int hf_aim_buddyname_len = -1;
419 static int hf_aim_buddyname = -1;
420 static int hf_aim_userinfo_warninglevel = -1;
421 static int hf_aim_snac_error = -1;
422 static int hf_aim_ssi_result_code = -1;
423 static int hf_aim_tlvcount = -1;
424 static int hf_aim_version = -1;
425 static int hf_aim_userclass_unconfirmed = -1;
426 static int hf_aim_userclass_administrator = -1;
427 static int hf_aim_userclass_aol = -1;
428 static int hf_aim_userclass_commercial = -1;
429 static int hf_aim_userclass_aim = -1;
430 static int hf_aim_userclass_away = -1;
431 static int hf_aim_userclass_icq = -1;
432 static int hf_aim_userclass_wireless = -1;
433 static int hf_aim_userclass_unknown100 = -1;
434 static int hf_aim_userclass_imf = -1;
435 static int hf_aim_userclass_bot = -1;
436 static int hf_aim_userclass_unknown800 = -1;
437 static int hf_aim_userclass_one_way_wireless = -1;
438 static int hf_aim_userclass_unknown2000 = -1;
439 static int hf_aim_userclass_unknown4000 = -1;
440 static int hf_aim_userclass_unknown8000 = -1;
441 static int hf_aim_userclass_unknown10000 = -1;
442 static int hf_aim_userclass_unknown20000 = -1;
443 static int hf_aim_userclass_no_knock_knock = -1;
444 static int hf_aim_userclass_forward_mobile = -1;
445 static int hf_aim_messageblock_featuresdes = -1;
446 static int hf_aim_messageblock_featureslen = -1;
447 static int hf_aim_messageblock_features = -1;
448 static int hf_aim_messageblock_info = -1;
449 static int hf_aim_messageblock_len = -1;
450 static int hf_aim_messageblock_charset = -1;
451 static int hf_aim_messageblock_charsubset = -1;
452 static int hf_aim_messageblock_message = -1;
454 static int hf_aim_dcinfo_ip = -1;
455 static int hf_aim_dcinfo_tcpport = -1;
456 static int hf_aim_dcinfo_type = -1;
457 static int hf_aim_dcinfo_proto_version = -1;
458 static int hf_aim_dcinfo_auth_cookie = -1;
459 static int hf_aim_dcinfo_webport = -1;
460 static int hf_aim_dcinfo_client_future = -1;
461 static int hf_aim_dcinfo_last_info_update = -1;
462 static int hf_aim_dcinfo_last_ext_info_update = -1;
463 static int hf_aim_dcinfo_last_ext_status_update = -1;
464 static int hf_aim_dcinfo_unknown = -1;
466 /* Initialize the subtree pointers */
467 static gint ett_aim = -1;
468 static gint ett_aim_dcinfo = -1;
469 static gint ett_aim_buddyname= -1;
470 static gint ett_aim_fnac = -1;
471 static gint ett_aim_fnac_flags = -1;
472 static gint ett_aim_tlv = -1;
473 static gint ett_aim_userclass = -1;
474 static gint ett_aim_messageblock = -1;
475 static gint ett_aim_client_capabilities = -1;
476 static gint ett_aim_string08_array = -1;
478 /* desegmentation of AIM over TCP */
479 static gboolean aim_desegment = TRUE;
481 /* Code to actually dissect the packets */
482 static int dissect_aim(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
484 /* check, if this is really an AIM packet, they start with 0x2a */
485 /* XXX - I've seen some stuff starting with 0x5a followed by 0x2a */
487 if(tvb_length(tvb) >= 1 && tvb_get_guint8(tvb, 0) != 0x2a) {
488 /* Not an instant messenger packet, just happened to use the same port */
489 /* XXX - if desegmentation disabled, this might be a continuation
490 packet, not a non-AIM packet */
494 tcp_dissect_pdus(tvb, pinfo, tree, aim_desegment, 6, get_aim_pdu_len,
496 return tvb_length(tvb);
499 static guint get_aim_pdu_len(packet_info *pinfo _U_, tvbuff_t *tvb, int offset)
504 * Get the length of the AIM packet.
506 plen = tvb_get_ntohs(tvb, offset + 4);
509 * That length doesn't include the length of the header itself; add that in.
514 static void dissect_aim_pdu(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
517 unsigned char hdr_channel; /* channel ID */
518 unsigned short hdr_sequence_no; /* Internal frame sequence number, not needed */
519 unsigned short hdr_data_field_length; /* length of data within frame */
523 /* Set up structures we will need to add the protocol subtree and manage it */
525 proto_tree *aim_tree = NULL;
527 /* Make entries in Protocol column and Info column on summary display */
528 col_set_str(pinfo->cinfo, COL_PROTOCOL, "AIM");
530 col_set_str(pinfo->cinfo, COL_INFO, "AOL Instant Messenger");
532 /* get relevant header information */
533 offset += 1; /* XXX - put the identifier into the tree? */
534 hdr_channel = tvb_get_guint8(tvb, offset);
536 hdr_sequence_no = tvb_get_ntohs(tvb, offset);
538 hdr_data_field_length = tvb_get_ntohs(tvb, offset);
541 /* In the interest of speed, if "tree" is NULL, don't do any work not
542 necessary to generate protocol tree items. */
544 ti = proto_tree_add_item(tree, proto_aim, tvb, 0, -1, FALSE);
545 aim_tree = proto_item_add_subtree(ti, ett_aim);
546 proto_tree_add_uint(aim_tree, hf_aim_cmd_start, tvb, 0, 1, '*');
547 proto_tree_add_item(aim_tree, hf_aim_channel, tvb, 1, 1, FALSE);
548 proto_tree_add_uint(aim_tree, hf_aim_seqno, tvb, 2, 2, hdr_sequence_no);
549 proto_tree_add_uint(aim_tree, hf_aim_data_len, tvb, 4, 2, hdr_data_field_length);
555 case CHANNEL_NEW_CONN:
556 dissect_aim_newconn(tvb, pinfo, offset, aim_tree);
558 case CHANNEL_SNAC_DATA:
559 dissect_aim_snac(tvb, pinfo, offset, aim_tree, tree);
561 case CHANNEL_FLAP_ERR:
562 dissect_aim_flap_err(tvb, pinfo, offset, aim_tree);
564 case CHANNEL_CLOSE_CONN:
565 dissect_aim_close_conn(tvb, pinfo, offset, aim_tree);
567 case CHANNEL_KEEP_ALIVE:
568 dissect_aim_keep_alive(tvb, pinfo, offset, aim_tree);
571 dissect_aim_unknown_channel(tvb, pinfo, offset, aim_tree);
576 const aim_subtype *aim_get_subtype( guint16 famnum, guint16 subtype )
578 GList *gl = families;
580 aim_family *fam = gl->data;
581 if(fam->family == famnum) {
583 for(i = 0; fam->subtypes[i].name; i++) {
584 if(fam->subtypes[i].id == subtype) return &(fam->subtypes[i]);
594 const aim_family *aim_get_family( guint16 famnum )
596 GList *gl = families;
598 aim_family *fam = gl->data;
599 if(fam->family == famnum) return fam;
606 int aim_get_buddyname( guchar *name, tvbuff_t *tvb, int len_offset, int name_offset)
608 guint8 buddyname_length;
610 buddyname_length = tvb_get_guint8(tvb, len_offset);
612 if(buddyname_length > MAX_BUDDYNAME_LENGTH ) buddyname_length = MAX_BUDDYNAME_LENGTH;
613 tvb_get_nstringz0(tvb, name_offset, buddyname_length + 1, name);
615 return buddyname_length;
619 void aim_get_message( guchar *msg, tvbuff_t *tvb, int msg_offset, int msg_length)
623 int max, tagchars = 0;
624 int new_offset = msg_offset;
625 int new_length = msg_length;
629 /* make sure nothing bigger than 1000 bytes is printed */
630 if( msg_length > 999 ) return;
632 memset( msg, '\0', 1000);
636 /* loop until HTML tag is reached - quick&dirty way to find start of message
637 * (it is nearly impossible to find the correct start offset for all client versions) */
638 while( (tagchars < 6) && (new_length > 5) )
640 j = tvb_get_guint8(tvb, new_offset);
641 if( ( (j == '<') && (tagchars == 0) ) ||
642 ( (j == 'h') && (tagchars == 1) ) ||
643 ( (j == 'H') && (tagchars == 1) ) ||
644 ( (j == 't') && (tagchars == 2) ) ||
645 ( (j == 'T') && (tagchars == 2) ) ||
646 ( (j == 'm') && (tagchars == 3) ) ||
647 ( (j == 'M') && (tagchars == 3) ) ||
648 ( (j == 'l') && (tagchars == 4) ) ||
649 ( (j == 'L') && (tagchars == 4) ) ||
650 ( (j == '>') && (tagchars == 5) ) ) tagchars++;
655 /* set offset and length of message to after the first HTML tag */
656 msg_offset = new_offset;
657 msg_length = new_length;
658 max = msg_length - 1;
661 /* find the rest of the message until either a </html> is reached or the end of the frame.
662 * All other HTML tags are stripped to display only the raw message (printable characters) */
663 while( (c < max) && (tagchars < 7) )
665 j = tvb_get_guint8(tvb, msg_offset+c);
668 /* make sure this is an HTML tag by checking the order of the chars */
669 if( ( (j == '<') && (tagchars == 0) ) ||
670 ( (j == '/') && (tagchars == 1) ) ||
671 ( (j == 'h') && (tagchars == 2) ) ||
672 ( (j == 'H') && (tagchars == 2) ) ||
673 ( (j == 't') && (tagchars == 3) ) ||
674 ( (j == 'T') && (tagchars == 3) ) ||
675 ( (j == 'm') && (tagchars == 4) ) ||
676 ( (j == 'M') && (tagchars == 4) ) ||
677 ( (j == 'l') && (tagchars == 5) ) ||
678 ( (j == 'L') && (tagchars == 5) ) ||
679 ( (j == '>') && (tagchars == 6) ) ) tagchars++;
682 if( j == '<' ) bracket = TRUE;
683 if( j == '>' ) bracket = FALSE;
684 if( (isprint(j) ) && (bracket == FALSE) && (j != '>'))
696 void aim_init_family(int proto, int ett, guint16 family, const aim_subtype *subtypes)
698 aim_family *fam = g_new(aim_family, 1);
699 fam->proto = find_protocol_by_id(proto);
700 fam->name = proto_get_protocol_short_name(fam->proto);
701 fam->family = family;
702 fam->subtypes = subtypes;
703 families = g_list_append(families, fam);
705 fam->proto_id = proto;
709 static void dissect_aim_newconn(tvbuff_t *tvb, packet_info *pinfo,
710 int offset, proto_tree *tree)
712 col_set_str(pinfo->cinfo, COL_INFO, "New Connection");
714 if (tvb_length_remaining(tvb, offset) > 0) {
715 proto_tree_add_item(tree, hf_aim_version, tvb, offset, 4, FALSE);
717 offset = dissect_aim_tlv_sequence(tvb, pinfo, offset, tree, client_tlvs);
720 if (tvb_length_remaining(tvb, offset) > 0)
721 proto_tree_add_item(tree, hf_aim_data, tvb, offset, -1, FALSE);
725 int dissect_aim_snac_error(tvbuff_t *tvb, packet_info *pinfo,
726 proto_tree *aim_tree)
730 if ((name = match_strval(tvb_get_ntohs(tvb, 0), aim_snac_errors)) != NULL) {
731 if (check_col(pinfo->cinfo, COL_INFO))
732 col_add_str(pinfo->cinfo, COL_INFO, name);
735 proto_tree_add_item (aim_tree, hf_aim_snac_error,
738 return dissect_aim_tlv_sequence(tvb, pinfo, 2, aim_tree, client_tlvs);
741 int dissect_aim_ssi_result(tvbuff_t *tvb, packet_info *pinfo,
742 proto_tree *aim_tree)
746 if ((name = match_strval(tvb_get_ntohs(tvb, 0), aim_ssi_result_codes)) != NULL) {
747 if (check_col(pinfo->cinfo, COL_INFO))
748 col_add_str(pinfo->cinfo, COL_INFO, name);
751 proto_tree_add_item (aim_tree, hf_aim_ssi_result_code,
757 int dissect_aim_userinfo(tvbuff_t *tvb, packet_info *pinfo,
758 int offset, proto_tree *tree)
760 offset = dissect_aim_buddyname(tvb, pinfo, offset, tree);
762 proto_tree_add_item(tree, hf_aim_userinfo_warninglevel, tvb, offset, 2, FALSE);
765 return dissect_aim_tlv_list(tvb, pinfo, offset, tree, onlinebuddy_tlvs);
768 static int dissect_aim_fnac_flags(tvbuff_t *tvb, int offset, int len, proto_item *ti, guint16 flags)
770 proto_tree *entry = proto_item_add_subtree(ti, ett_aim_fnac_flags);
771 proto_tree_add_boolean(entry, hf_aim_fnac_flag_next_is_related, tvb, offset, len, flags);
772 proto_tree_add_boolean(entry, hf_aim_fnac_flag_contains_version, tvb, offset, len, flags);
776 static void dissect_aim_snac(tvbuff_t *tvb, packet_info *pinfo,
777 int offset, proto_tree *aim_tree, proto_tree *root_tree)
784 struct aiminfo aiminfo;
785 proto_tree *aim_tree_fnac = NULL;
788 const aim_subtype *subtype;
789 proto_tree *family_tree = NULL;
790 const aim_family *family;
793 orig_offset = offset;
794 family_id = tvb_get_ntohs(tvb, offset);
795 family = aim_get_family(family_id);
797 subtype_id = tvb_get_ntohs(tvb, offset);
798 subtype = aim_get_subtype(family_id, subtype_id);
800 flags = tvb_get_ntohs(tvb, offset);
802 id = tvb_get_ntohl(tvb, offset);
808 offset = orig_offset;
809 ti1 = proto_tree_add_text(aim_tree, tvb, 6, 10, "FNAC: Family: %s (0x%04x), Subtype: %s (0x%04x)",
810 family?family->name:"Unknown", family_id,
811 (subtype && subtype->name)?subtype->name:"Unknown", subtype_id);
812 aim_tree_fnac = proto_item_add_subtree(ti1, ett_aim_fnac);
814 proto_tree_add_text (aim_tree_fnac,
815 tvb, offset, 2, "Family: %s (0x%04x)", family?family->name:"Unknown", family_id);
818 proto_tree_add_text (aim_tree_fnac,
819 tvb, offset, 2, "Subtype: %s (0x%04x)", (subtype && subtype->name)?subtype->name:"Unknown", subtype_id);
822 ti1 = proto_tree_add_uint(aim_tree_fnac, hf_aim_fnac_flags, tvb, offset,
825 offset = dissect_aim_fnac_flags(tvb, offset, 2, ti1, flags);
827 proto_tree_add_uint(aim_tree_fnac, hf_aim_fnac_id, tvb, offset,
832 if(flags & FNAC_FLAG_CONTAINS_VERSION) {
833 guint16 len = tvb_get_ntohs(tvb, offset);
838 while(offset < oldoffset + len) {
839 offset = dissect_aim_tlv(tvb, pinfo, offset, aim_tree, fnac_tlvs);
843 subtvb = tvb_new_subset(tvb, offset, -1, -1);
844 aiminfo.tcpinfo = pinfo->private_data;
845 aiminfo.family = family_id;
846 aiminfo.subtype = subtype_id;
847 pd_save = pinfo->private_data;
848 pinfo->private_data = &aiminfo;
850 if (check_col(pinfo->cinfo, COL_PROTOCOL) && family) {
851 col_set_str(pinfo->cinfo, COL_PROTOCOL, family->name);
854 if (check_col(pinfo->cinfo, COL_INFO)) {
855 if(subtype && family) {
856 col_set_str(pinfo->cinfo, COL_INFO, family->name);
857 col_append_fstr(pinfo->cinfo, COL_INFO, ", %s", subtype->name);
859 col_set_str(pinfo->cinfo, COL_INFO, "SNAC data");
861 if(family) col_append_fstr(pinfo->cinfo, COL_INFO, ", %s", family->name);
862 else col_append_fstr(pinfo->cinfo, COL_INFO, ", Family: 0x%04x", family_id);
864 col_append_fstr(pinfo->cinfo, COL_INFO, ", Subtype: 0x%04x", subtype_id);
868 if(aim_tree && family)
870 proto_item *ti = proto_tree_add_item(root_tree, family->proto_id, subtvb, 0, -1, FALSE);
871 family_tree = proto_item_add_subtree(ti, family->ett);
872 if(subtype) proto_item_append_text(ti, ", %s", subtype->name);
875 if(tvb_length_remaining(tvb, offset) > 0 && subtype && subtype->dissector) {
876 subtype->dissector(subtvb, pinfo, family_tree);
878 pinfo->private_data = pd_save;
881 static void dissect_aim_flap_err(tvbuff_t *tvb, packet_info *pinfo,
882 int offset, proto_tree *tree)
884 if (check_col(pinfo->cinfo, COL_INFO)) {
885 col_set_str(pinfo->cinfo, COL_INFO, "FLAP error");
888 /* Show the undissected payload */
889 if (tvb_length_remaining(tvb, offset) > 0)
890 proto_tree_add_item(tree, hf_aim_data, tvb, offset, -1, FALSE);
893 static void dissect_aim_keep_alive(tvbuff_t *tvb, packet_info *pinfo,
894 int offset, proto_tree *tree)
896 if (check_col(pinfo->cinfo, COL_INFO)) {
897 col_set_str(pinfo->cinfo, COL_INFO, "Keep Alive");
900 /* Show the undissected payload */
901 if (tvb_length_remaining(tvb, offset) > 0)
902 proto_tree_add_item(tree, hf_aim_data, tvb, offset, -1, FALSE);
905 static void dissect_aim_close_conn(tvbuff_t *tvb, packet_info *pinfo,
906 int offset, proto_tree *tree)
908 if (check_col(pinfo->cinfo, COL_INFO)) {
909 col_set_str(pinfo->cinfo, COL_INFO, "Close Connection");
912 offset = dissect_aim_tlv_sequence(tvb, pinfo, offset, tree, client_tlvs);
915 static void dissect_aim_unknown_channel(tvbuff_t *tvb, packet_info *pinfo,
916 int offset, proto_tree *tree)
918 if (check_col(pinfo->cinfo, COL_INFO)) {
919 col_set_str(pinfo->cinfo, COL_INFO, "Unknown Channel");
922 /* Show the undissected payload */
923 if (tvb_length_remaining(tvb, offset) > 0)
924 proto_tree_add_item(tree, hf_aim_data, tvb, offset, -1, FALSE);
927 int dissect_aim_buddyname(tvbuff_t *tvb, packet_info *pinfo _U_, int offset,
930 guint8 buddyname_length = 0;
931 proto_item *ti = NULL;
932 proto_tree *buddy_tree = NULL;
934 buddyname_length = tvb_get_guint8(tvb, offset);
938 ti = proto_tree_add_text(tree, tvb, offset-1, 1+buddyname_length,
940 tvb_format_text(tvb, offset, buddyname_length));
941 buddy_tree = proto_item_add_subtree(ti, ett_aim_buddyname);
942 proto_tree_add_item(buddy_tree, hf_aim_buddyname_len, tvb, offset-1, 1, FALSE);
943 proto_tree_add_item(buddy_tree, hf_aim_buddyname, tvb, offset, buddyname_length, FALSE);
946 return offset+buddyname_length;
949 typedef struct _aim_client_capability
953 } aim_client_capability;
955 static const aim_client_capability known_client_caps[] = {
957 {0x09461343, 0x4c7f, 0x11d1,
958 { 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}},
961 { 0x09461348, 0x4c7f, 0x11d1,
962 { 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}},
965 {0x09460000, 0x4c7f, 0x11d1,
966 { 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}},
969 {0x09460001, 0x4c7f, 0x11d1,
970 { 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}},
973 {0x09460002, 0x4c7f, 0x11d1,
974 { 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}},
977 {0x09460100, 0x4c7f, 0x11d1,
978 { 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}},
981 {0x09460101, 0x4c7f, 0x11d1,
982 { 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}},
985 {0x09460102, 0x4c7f, 0x11d1,
986 { 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}},
989 {0x09460103, 0x4c7f, 0x11d1,
990 { 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}},
993 {0x09460104, 0x4c7f, 0x11d1,
994 { 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}},
997 {0x09460105, 0x4c7f, 0x11d1,
998 { 0x82, 0x22, 0x44, 0x45, 0x45, 0x53, 0x54, 0x00}}},
1000 { "Host Status Text Aware",
1001 {0x0946010A, 0x4c7f, 0x11d1,
1002 { 0x82, 0x22, 0x44, 0x45, 0x45, 0x53, 0x54, 0x00}}},
1005 {0x0946010B, 0x4c7f, 0x11d1,
1006 { 0x82, 0x22, 0x44, 0x45, 0x45, 0x53, 0x54, 0x00}}},
1009 {0x094601FF, 0x4c7f, 0x11d1,
1010 { 0x82, 0x22, 0x44, 0x45, 0x45, 0x53, 0x54, 0x00}}},
1013 {0x09461323, 0x4c7f, 0x11d1,
1014 { 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}},
1017 {0x09461341, 0x4c7f, 0x11d1,
1018 { 0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}},
1021 {0x09461343, 0x4c7f, 0x11d1,
1022 {0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}},
1024 { "Direct ICQ Communication",
1025 {0x09461344, 0x4c7f, 0x11d1,
1026 {0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}},
1029 {0x09461345, 0x4c7f, 0x11d1,
1030 {0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}},
1033 {0x09461346, 0x4c7f, 0x11d1,
1034 {0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}},
1037 {0x09461347, 0x4c7f, 0x11d1,
1038 {0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}},
1041 {0x09461348, 0x4c7f, 0x11d1,
1042 {0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}},
1044 { "ICQ Server Relaying",
1045 {0x09461349, 0x4c7f, 0x11d1,
1046 {0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}},
1049 {0x0946134a, 0x4c7f, 0x11d1,
1050 {0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}},
1053 {0x0946134a, 0x4c7f, 0x11d1,
1054 {0x22, 0x82, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}},
1056 { "Send Buddy List",
1057 {0x0946134b, 0x4c7f, 0x11d1,
1058 {0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}},
1060 { "AIM/ICQ Interoperability",
1061 {0x0946134d, 0x4c7f, 0x11d1,
1062 {0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}},
1064 { "ICQ UTF8 Support",
1065 {0x0946134e, 0x4c7f, 0x11d1,
1066 {0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}},
1068 { "Old ICQ UTF8 Support",
1069 {0x2e7a6475, 0xfadf, 0x4dc8,
1070 {0x88, 0x6f, 0xea, 0x35, 0x95, 0xfd, 0xb6, 0xdf}}},
1073 {0x748f2420, 0x6287, 0x11d1,
1074 {0x82, 0x22, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}}},
1076 { "ICQ Rich Text Format Messages",
1077 {0x97b12751, 0x243c, 0x4334,
1078 {0xad, 0x22, 0xd6, 0xab, 0xf7, 0x3f, 0x14, 0x92}}},
1081 {0xaa4a32b5, 0xf884, 0x48c6,
1082 {0xa3, 0xd7, 0x8c, 0x50, 0x97, 0x19, 0xfd, 0x5b}}},
1084 { "Trillian Encryption",
1085 {0xf2e7c7f4, 0xfead, 0x4dfb,
1086 {0xb2, 0x35, 0x36, 0x79, 0x8b, 0xdf, 0x00, 0x00}}},
1088 { NULL, {0x0, 0x0, 0x0, { 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0 } } }
1091 static const aim_client_capability *aim_find_capability ( e_uuid_t clsid)
1095 for(i = 0; known_client_caps[i].name; i++)
1097 const aim_client_capability *caps = &(known_client_caps[i]);
1099 if(memcmp(&(caps->clsid), &clsid, sizeof(e_uuid_t)) == 0)
1106 int dissect_aim_capability(proto_tree *entry, tvbuff_t *tvb, int offset)
1108 const aim_client_capability *caps = NULL;
1111 clsid.Data1 = tvb_get_ntohl(tvb, offset);
1112 clsid.Data2 = tvb_get_ntohs(tvb, offset+4);
1113 clsid.Data3 = tvb_get_ntohs(tvb, offset+6);
1114 tvb_memcpy(tvb, clsid.Data4, offset+8, 8);
1116 caps = aim_find_capability(clsid);
1118 proto_tree_add_text(entry, tvb, offset, 16,
1119 "%s {%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x}",
1120 caps?caps->name:"Unknown", clsid.Data1, clsid.Data2,
1121 clsid.Data3, clsid.Data4[0], clsid.Data4[1], clsid.Data4[2],
1122 clsid.Data4[3], clsid.Data4[4], clsid.Data4[5], clsid.Data4[6],
1129 int dissect_aim_tlv_value_client_capabilities(proto_item *ti _U_, guint16 valueid _U_, tvbuff_t *tvb, packet_info *pinfo _U_)
1134 proto_item_set_text(ti, "Client Capabilities List");
1136 entry = proto_item_add_subtree(ti, ett_aim_client_capabilities);
1138 while (tvb_length_remaining(tvb, offset) > 0) {
1139 offset = dissect_aim_capability(entry, tvb, offset);
1142 return tvb_length(tvb);
1145 int dissect_aim_tlv_value_time(proto_item *ti _U_, guint16 valueid _U_, tvbuff_t *tvb, packet_info *pinfo _U_)
1148 return tvb_length(tvb);
1151 int dissect_aim_userclass(tvbuff_t *tvb, int offset, int len, proto_item *ti, guint32 flags)
1155 entry = proto_item_add_subtree(ti, ett_aim_userclass);
1156 proto_tree_add_boolean(entry, hf_aim_userclass_unconfirmed, tvb, offset, len, flags);
1157 proto_tree_add_boolean(entry, hf_aim_userclass_administrator, tvb, offset, len, flags);
1158 proto_tree_add_boolean(entry, hf_aim_userclass_aol, tvb, offset, len, flags);
1159 proto_tree_add_boolean(entry, hf_aim_userclass_commercial, tvb, offset, len, flags);
1160 proto_tree_add_boolean(entry, hf_aim_userclass_aim, tvb, offset, len, flags);
1161 proto_tree_add_boolean(entry, hf_aim_userclass_away, tvb, offset, len, flags);
1162 proto_tree_add_boolean(entry, hf_aim_userclass_icq, tvb, offset, len, flags);
1163 proto_tree_add_boolean(entry, hf_aim_userclass_wireless, tvb, offset, len, flags);
1164 proto_tree_add_boolean(entry, hf_aim_userclass_unknown100, tvb, offset, len, flags);
1165 proto_tree_add_boolean(entry, hf_aim_userclass_imf, tvb, offset, len, flags);
1166 proto_tree_add_boolean(entry, hf_aim_userclass_bot, tvb, offset, len, flags);
1167 proto_tree_add_boolean(entry, hf_aim_userclass_unknown800, tvb, offset, len, flags);
1168 proto_tree_add_boolean(entry, hf_aim_userclass_one_way_wireless, tvb, offset, len, flags);
1169 proto_tree_add_boolean(entry, hf_aim_userclass_unknown2000, tvb, offset, len, flags);
1170 proto_tree_add_boolean(entry, hf_aim_userclass_unknown4000, tvb, offset, len, flags);
1171 proto_tree_add_boolean(entry, hf_aim_userclass_unknown8000, tvb, offset, len, flags);
1172 proto_tree_add_boolean(entry, hf_aim_userclass_unknown10000, tvb, offset, len, flags);
1173 proto_tree_add_boolean(entry, hf_aim_userclass_unknown20000, tvb, offset, len, flags);
1174 proto_tree_add_boolean(entry, hf_aim_userclass_no_knock_knock, tvb, offset, len, flags);
1175 proto_tree_add_boolean(entry, hf_aim_userclass_forward_mobile, tvb, offset, len, flags);
1179 int dissect_aim_tlv_value_userclass(proto_item *ti, guint16 valueid _U_, tvbuff_t *tvb, packet_info *pinfo _U_)
1181 guint16 value16 = tvb_get_ntohs(tvb, 0);
1182 proto_item_set_text(ti, "Value: 0x%04x", value16);
1183 return dissect_aim_userclass(tvb, 0, 2, ti, value16);
1186 static int dissect_aim_tlv_value_userstatus(proto_item *ti _U_, guint16 valueid _U_, tvbuff_t *tvb, packet_info *pinfo _U_)
1189 return tvb_length(tvb);
1192 static int dissect_aim_tlv_value_dcinfo(proto_item *ti, guint16 valueid _U_, tvbuff_t *tvb, packet_info *pinfo _U_)
1196 proto_tree *dctree = proto_item_add_subtree(ti, ett_aim_dcinfo);
1198 proto_tree_add_item(dctree, hf_aim_dcinfo_ip , tvb, offset, 4, FALSE); offset+=4;
1199 proto_tree_add_item(dctree, hf_aim_dcinfo_tcpport, tvb, offset, 4, FALSE); offset+=4;
1200 proto_tree_add_item(dctree, hf_aim_dcinfo_type, tvb, offset, 1, FALSE); offset+=1;
1201 proto_tree_add_item(dctree, hf_aim_dcinfo_proto_version, tvb, offset, 2, FALSE); offset+=2;
1202 proto_tree_add_item(dctree, hf_aim_dcinfo_auth_cookie, tvb, offset, 4, FALSE); offset+=2;
1203 proto_tree_add_item(dctree, hf_aim_dcinfo_webport, tvb, offset, 4, FALSE); offset+=4;
1204 proto_tree_add_item(dctree, hf_aim_dcinfo_client_future, tvb, offset, 4, FALSE); offset+=4;
1205 proto_tree_add_item(dctree, hf_aim_dcinfo_last_info_update, tvb, offset, 4, FALSE); offset+=4;
1206 proto_tree_add_item(dctree, hf_aim_dcinfo_last_ext_info_update, tvb, offset, 4, FALSE); offset+=4;
1207 proto_tree_add_item(dctree, hf_aim_dcinfo_last_ext_status_update, tvb, offset, 4, FALSE); offset+=4;
1208 proto_tree_add_item(dctree, hf_aim_dcinfo_unknown, tvb, offset, 2, FALSE); offset+=2;
1213 int dissect_aim_tlv_value_string (proto_item *ti, guint16 valueid _U_, tvbuff_t *tvb, packet_info *pinfo _U_)
1218 string_len = tvb_length(tvb);
1219 buf = tvb_get_ephemeral_string(tvb, 0, string_len);
1220 proto_item_set_text(ti, "Value: %s", format_text(buf, string_len));
1224 int dissect_aim_tlv_value_string08_array (proto_item *ti, guint16 valueid _U_, tvbuff_t *tvb, packet_info *pinfo _U_)
1229 entry = proto_item_add_subtree(ti, ett_aim_string08_array);
1231 while (tvb_length_remaining(tvb, offset) > 1)
1233 guint8 string_len = tvb_get_guint8(tvb, offset++);
1234 guint8 *buf = tvb_get_ephemeral_string(tvb, offset, string_len);
1235 proto_tree_add_text(entry, tvb, offset, string_len, "%s", format_text(buf, string_len));
1236 offset += string_len;
1242 int dissect_aim_tlv_value_bytes (proto_item *ti _U_, guint16 valueid _U_, tvbuff_t *tvb _U_, packet_info *pinfo _U_)
1244 return tvb_length(tvb);
1247 int dissect_aim_tlv_value_uint8 (proto_item *ti, guint16 valueid _U_, tvbuff_t *tvb, packet_info *pinfo _U_){
1248 guint8 value8 = tvb_get_guint8(tvb, 0);
1249 proto_item_set_text(ti, "Value: %d", value8);
1253 int dissect_aim_tlv_value_uint16 (proto_item *ti, guint16 valueid _U_, tvbuff_t *tvb, packet_info *pinfo _U_){
1254 guint16 value16 = tvb_get_ntohs(tvb, 0);
1255 proto_item_set_text(ti, "Value: %d", value16);
1259 int dissect_aim_tlv_value_ipv4 (proto_item *ti, guint16 valueid _U_, tvbuff_t *tvb, packet_info *pinfo _U_){
1260 guint32 ipv4_address = tvb_get_ipv4(tvb, 0);
1261 proto_item_set_text(ti, "Value: %s", ip_to_str((guint8 *)&ipv4_address));
1265 int dissect_aim_tlv_value_uint32 (proto_item *ti, guint16 valueid _U_, tvbuff_t *tvb, packet_info *pinfo _U_){
1266 guint32 value32 = tvb_get_ntohl(tvb, 0);
1267 proto_item_set_text(ti, "Value: %d", value32);
1271 int dissect_aim_tlv_value_messageblock (proto_item *ti, guint16 valueid _U_, tvbuff_t *tvb, packet_info *pinfo _U_){
1278 /* Setup a new subtree */
1279 entry = proto_item_add_subtree(ti, ett_aim_messageblock);
1281 /* Features descriptor */
1282 proto_tree_add_item(entry, hf_aim_messageblock_featuresdes, tvb, offset, 2,
1286 /* Features Length */
1287 featurelen = tvb_get_ntohs(tvb, offset);
1288 proto_tree_add_item(entry, hf_aim_messageblock_featureslen, tvb, offset, 2,
1292 /* Features (should be expanded further @@@@@@@ ) */
1293 proto_tree_add_item(entry, hf_aim_messageblock_features, tvb, offset,
1295 offset += featurelen;
1297 /* There can be multiple messages in this message block */
1298 while (tvb_length_remaining(tvb, offset) > 0) {
1300 proto_tree_add_item(entry, hf_aim_messageblock_info, tvb, offset, 2,
1304 /* Block length (includes charset and charsubset) */
1305 blocklen = tvb_get_ntohs(tvb, offset);
1306 if (blocklen <= 4) {
1307 proto_tree_add_text(entry, tvb, offset, 2, "Invalid block length: %d",
1311 proto_tree_add_item(entry, hf_aim_messageblock_len, tvb, offset, 2,
1316 proto_tree_add_item(entry, hf_aim_messageblock_charset, tvb, offset, 2,
1320 /* Character subset */
1321 proto_tree_add_item(entry, hf_aim_messageblock_charsubset, tvb, offset, 2,
1325 /* The actual message */
1326 buf = tvb_get_ephemeral_string(tvb, offset, blocklen - 4 );
1327 proto_item_set_text(ti, "Message: %s",
1328 format_text(buf, blocklen - 4));
1329 proto_tree_add_item(entry, hf_aim_messageblock_message, tvb, offset,
1332 offset += tvb_length_remaining(tvb, offset);
1338 /* Dissect a TLV value */
1339 int dissect_aim_tlv(tvbuff_t *tvb, packet_info *pinfo _U_,
1340 int offset, proto_tree *tree, const aim_tlv *tlv)
1348 proto_tree *tlv_tree;
1351 /* Record the starting offset so we can reuse it at the second pass */
1352 orig_offset = offset;
1354 /* Get the value ID */
1355 valueid = tvb_get_ntohs(tvb, offset);
1358 /* Figure out which entry applies from the tlv list */
1360 while (tmp[i].valueid) {
1361 if (tmp[i].valueid == valueid) {
1362 /* We found a match */
1368 /* At this point, we are either pointing at the correct record, or
1369 we didn't find the record, and are pointing at the last item in the
1372 length = tvb_get_ntohs(tvb, offset);
1377 offset = orig_offset;
1379 if (tmp[i].desc != NULL)
1384 ti1 = proto_tree_add_text(tree, tvb, offset, length + 4, "TLV: %s", desc);
1386 tlv_tree = proto_item_add_subtree(ti1, ett_aim_tlv);
1388 proto_tree_add_text(tlv_tree, tvb, offset, 2,
1389 "Value ID: %s (0x%04x)", desc, valueid);
1392 proto_tree_add_text(tlv_tree, tvb, offset, 2,
1393 "Length: %d", length);
1396 ti1 = proto_tree_add_text(tlv_tree, tvb, offset, length,
1399 if (tmp[i].dissector) {
1400 tmp[i].dissector(ti1, valueid, tvb_new_subset(tvb, offset, length, length), pinfo);
1406 /* Return the new length */
1410 int dissect_aim_tlv_sequence(tvbuff_t *tvb, packet_info *pinfo,
1411 int offset, proto_tree *tree, const aim_tlv *tlv_table)
1413 while (tvb_length_remaining(tvb, offset) > 0) {
1414 offset = dissect_aim_tlv(tvb, pinfo, offset, tree, tlv_table);
1419 int dissect_aim_tlv_list(tvbuff_t *tvb, packet_info *pinfo,
1420 int offset, proto_tree *tree, const aim_tlv *tlv_table)
1422 guint16 i, tlv_count = tvb_get_ntohs(tvb, offset);
1424 proto_tree_add_item(tree, hf_aim_tlvcount, tvb, offset, 2, FALSE);
1427 for(i = 0; i < tlv_count; i++) {
1428 offset = dissect_aim_tlv(tvb, pinfo, offset, tree, tlv_table);
1433 /* Register the protocol with Wireshark */
1435 proto_register_aim(void)
1438 /* Setup list of header fields */
1439 static hf_register_info hf[] = {
1440 { &hf_aim_cmd_start,
1441 { "Command Start", "aim.cmd_start", FT_UINT8, BASE_HEX, NULL, 0x0, NULL, HFILL }
1444 { "Channel ID", "aim.channel", FT_UINT8, BASE_HEX, VALS(aim_flap_channels), 0x0, NULL, HFILL }
1447 { "Sequence Number", "aim.seqno", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
1450 { "Protocol Version", "aim.version", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL },
1453 { "Data Field Length", "aim.datalen", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
1456 { "Data", "aim.data", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL }
1458 { &hf_aim_signon_challenge_len,
1459 { "Signon challenge length", "aim.signon.challengelen", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL }
1461 { &hf_aim_signon_challenge,
1462 { "Signon challenge", "aim.signon.challenge", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL }
1464 { &hf_aim_fnac_family,
1465 { "FNAC Family ID", "aim.fnac.family", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }
1467 { &hf_aim_fnac_subtype,
1468 { "FNAC Subtype ID", "aim.fnac.subtype", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }
1470 { &hf_aim_fnac_flags,
1471 { "FNAC Flags", "aim.fnac.flags", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }
1474 { "FNAC ID", "aim.fnac.id", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL }
1477 { "Infotype", "aim.infotype", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL }
1479 { &hf_aim_buddyname_len,
1480 { "Buddyname len", "aim.buddynamelen", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL }
1482 { &hf_aim_buddyname,
1483 { "Buddy Name", "aim.buddyname", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL }
1486 { "TLV Count", "aim.tlvcount", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL },
1488 { &hf_aim_snac_error,
1489 { "SNAC Error", "aim.snac.error", FT_UINT16, BASE_HEX, VALS(aim_snac_errors), 0x0, NULL, HFILL },
1491 { &hf_aim_userclass_unconfirmed,
1492 { "AOL Unconfirmed account flag", "aim.userclass.unconfirmed", FT_BOOLEAN, 32, TFS(&tfs_set_notset), CLASS_UNCONFIRMED, NULL, HFILL },
1494 { &hf_aim_userclass_administrator,
1495 { "AOL Administrator flag", "aim.userclass.administrator", FT_BOOLEAN, 32, TFS(&tfs_set_notset), CLASS_ADMINISTRATOR, NULL, HFILL },
1497 { &hf_aim_userclass_aol,
1498 { "AOL Staff User Flag", "aim.userclass.staff", FT_BOOLEAN, 32, TFS(&tfs_set_notset), CLASS_AOL, NULL, HFILL },
1500 { &hf_aim_userclass_commercial,
1501 { "AOL commercial account flag", "aim.userclass.commercial", FT_BOOLEAN, 32, TFS(&tfs_set_notset), CLASS_COMMERCIAL, NULL, HFILL },
1503 { &hf_aim_userclass_aim,
1504 { "AIM user flag", "aim.userclass.free", FT_BOOLEAN, 32, TFS(&tfs_set_notset), CLASS_AIM, NULL, HFILL },
1506 { &hf_aim_userclass_away,
1507 { "AOL away status flag", "aim.userclass.away", FT_BOOLEAN, 32, TFS(&tfs_set_notset), CLASS_AWAY, NULL, HFILL },
1509 { &hf_aim_userclass_icq,
1510 { "ICQ user sign", "aim.userclass.icq", FT_BOOLEAN, 32, TFS(&tfs_set_notset), CLASS_ICQ, NULL, HFILL },
1512 { &hf_aim_userclass_wireless,
1513 { "AOL wireless user", "aim.userclass.wireless", FT_BOOLEAN, 32, TFS(&tfs_set_notset), CLASS_WIRELESS, NULL, HFILL },
1515 { &hf_aim_userclass_unknown100,
1516 { "Unknown bit", "aim.userclass.unknown100", FT_BOOLEAN, 32, TFS(&tfs_set_notset), CLASS_UNKNOWN100, NULL, HFILL },
1518 { &hf_aim_userclass_imf,
1519 { "Using IM Forwarding", "aim.userclass.imf", FT_BOOLEAN, 32, TFS(&tfs_set_notset), CLASS_IMF, NULL, HFILL },
1521 { &hf_aim_userclass_bot,
1522 { "Bot User", "aim.userclass.bot", FT_BOOLEAN, 32, TFS(&tfs_set_notset), CLASS_BOT, NULL, HFILL },
1524 { &hf_aim_userclass_unknown800,
1525 { "Unknown bit", "aim.userclass.unknown800", FT_BOOLEAN, 32, TFS(&tfs_set_notset), CLASS_UNKNOWN800, NULL, HFILL },
1527 { &hf_aim_userclass_one_way_wireless,
1528 { "One Way Wireless Device", "aim.userclass.one_way_wireless", FT_BOOLEAN, 32, TFS(&tfs_set_notset), CLASS_ONE_WAY_WIRELESS, NULL, HFILL },
1530 { &hf_aim_userclass_unknown2000,
1531 { "Unknown bit", "aim.userclass.unknown2000", FT_BOOLEAN, 32, TFS(&tfs_set_notset), CLASS_UNKNOWN2000, NULL, HFILL },
1533 { &hf_aim_userclass_unknown4000,
1534 { "Unknown bit", "aim.userclass.unknown4000", FT_BOOLEAN, 32, TFS(&tfs_set_notset), CLASS_UNKNOWN4000, NULL, HFILL },
1536 { &hf_aim_userclass_unknown8000,
1537 { "Unknown bit", "aim.userclass.unknown8000", FT_BOOLEAN, 32, TFS(&tfs_set_notset), CLASS_UNKNOWN8000, NULL, HFILL },
1539 { &hf_aim_userclass_unknown10000,
1540 { "Unknown bit", "aim.userclass.unknown10000", FT_BOOLEAN, 32, TFS(&tfs_set_notset), CLASS_UNKNOWN10000, NULL, HFILL },
1542 { &hf_aim_userclass_unknown20000,
1543 { "Unknown bit", "aim.userclass.unknown20000", FT_BOOLEAN, 32, TFS(&tfs_set_notset), CLASS_UNKNOWN20000, NULL, HFILL },
1545 { &hf_aim_userclass_no_knock_knock,
1546 { "Do not display the 'not on Buddy List' knock-knock", "aim.userclass.no_knock_knock", FT_BOOLEAN, 32, TFS(&tfs_set_notset), CLASS_NO_KNOCK_KNOCK, NULL, HFILL },
1548 { &hf_aim_userclass_forward_mobile,
1549 { "Forward to mobile if not active", "aim.userclass.forward_mobile", FT_BOOLEAN, 32, TFS(&tfs_set_notset), CLASS_FORWARD_MOBILE, NULL, HFILL },
1551 { &hf_aim_fnac_flag_next_is_related,
1552 { "Followed By SNAC with related information", "aim.fnac.flags.next_is_related", FT_BOOLEAN, 16, TFS(&tfs_set_notset), FNAC_FLAG_NEXT_IS_RELATED, NULL, HFILL },
1554 { &hf_aim_fnac_flag_contains_version,
1555 { "Contains Version of Family this SNAC is in", "aim.fnac.flags.contains_version", FT_BOOLEAN, 16, TFS(&tfs_set_notset), FNAC_FLAG_CONTAINS_VERSION, NULL, HFILL },
1557 { &hf_aim_userinfo_warninglevel,
1558 { "Warning Level", "aim.userinfo.warninglevel", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL },
1560 { &hf_aim_messageblock_featuresdes,
1561 { "Features", "aim.messageblock.featuresdes", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL },
1563 { &hf_aim_messageblock_featureslen,
1564 { "Features Length", "aim.messageblock.featureslen", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL },
1566 { &hf_aim_messageblock_features,
1567 { "Features", "aim.messageblock.features", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL },
1569 { &hf_aim_messageblock_info,
1570 { "Block info", "aim.messageblock.info", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL },
1572 { &hf_aim_messageblock_len,
1573 { "Block length", "aim.messageblock.length", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL },
1575 { &hf_aim_messageblock_charset,
1576 { "Block Character set", "aim.messageblock.charset", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL },
1578 { &hf_aim_messageblock_charsubset,
1579 { "Block Character subset", "aim.messageblock.charsubset", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL },
1581 { &hf_aim_messageblock_message,
1582 { "Message", "aim.messageblock.message", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL },
1584 { &hf_aim_dcinfo_ip,
1585 { "Internal IP address", "aim.dcinfo.addr", FT_IPv4, BASE_NONE, NULL, 0x0, NULL, HFILL },
1587 { &hf_aim_dcinfo_tcpport,
1588 { "TCP Port", "aim.dcinfo.tcpport", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL },
1590 { &hf_aim_dcinfo_type,
1591 { "Type", "aim.dcinfo.type", FT_UINT8, BASE_HEX, VALS(dc_types), 0x0, NULL, HFILL },
1593 { &hf_aim_dcinfo_proto_version,
1594 { "Protocol Version", "aim.dcinfo.proto_version", FT_UINT16, BASE_DEC, VALS(protocol_versions), 0x0, NULL, HFILL },
1596 { &hf_aim_dcinfo_auth_cookie,
1597 { "Authorization Cookie", "aim.dcinfo.auth_cookie", FT_BYTES, BASE_NONE, NULL, 0x0, NULL, HFILL },
1599 { &hf_aim_dcinfo_webport,
1600 { "Web Front Port", "aim.dcinfo.webport", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL },
1602 { &hf_aim_dcinfo_client_future,
1603 { "Client Futures", "aim.dcinfo.client_futures", FT_UINT32, BASE_HEX, NULL, 0x0, NULL, HFILL },
1605 { &hf_aim_dcinfo_last_info_update,
1606 { "Last Info Update", "aim.dcinfo.last_info_update", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL },
1608 { &hf_aim_dcinfo_last_ext_info_update,
1609 { "Last Extended Info Update", "aim.dcinfo.last_ext_info_update", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL },
1611 { &hf_aim_dcinfo_last_ext_status_update,
1612 { "Last Extended Status Update", "aim.dcinfo.last_ext_status_update", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL },
1614 { &hf_aim_dcinfo_unknown,
1615 { "Unknown", "aim.dcinfo.unknown", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL },
1617 { &hf_aim_ssi_result_code,
1618 { "Last SSI operation result code", "aim.ssi.code", FT_UINT16, BASE_HEX, VALS(aim_ssi_result_codes), 0x0, NULL, HFILL },
1622 /* Setup protocol subtree array */
1623 static gint *ett[] = {
1627 &ett_aim_fnac_flags,
1631 &ett_aim_messageblock,
1632 &ett_aim_client_capabilities,
1633 &ett_aim_string08_array
1635 module_t *aim_module;
1637 /* Register the protocol name and description */
1638 proto_aim = proto_register_protocol("AOL Instant Messenger", "AIM", "aim");
1640 /* Required function calls to register the header fields and subtrees used */
1641 proto_register_field_array(proto_aim, hf, array_length(hf));
1642 proto_register_subtree_array(ett, array_length(ett));
1644 aim_module = prefs_register_protocol(proto_aim, NULL);
1645 prefs_register_bool_preference(aim_module, "desegment",
1646 "Reassemble AIM messages spanning multiple TCP segments",
1647 "Whether the AIM dissector should reassemble messages spanning multiple TCP segments."
1648 " To use this option, you must also enable \"Allow subdissectors to reassemble TCP streams\" in the TCP protocol settings.",
1651 subdissector_table = register_dissector_table("aim.family", "Family ID", FT_UINT16, BASE_HEX);
1655 proto_reg_handoff_aim(void)
1657 dissector_handle_t aim_handle;
1659 aim_handle = new_create_dissector_handle(dissect_aim, proto_aim);
1660 dissector_add("tcp.port", TCP_PORT_AIM, aim_handle);