epan/dissectors/packet-aim-icq.c

   1 /* packet-aim-icq.c
   2  * Routines for AIM Instant Messenger (OSCAR) dissection, SNAC ICQ
   3  * Copyright 2004, Jelmer Vernooij <jelmer@samba.org>
   4  *
   5  * $Id$
   6  *
   7  * Wireshark - Network traffic analyzer
   8  * By Gerald Combs <gerald@wireshark.org>
   9  * Copyright 1998 Gerald Combs
  10  *
  11  * This program is free software; you can redistribute it and/or
  12  * modify it under the terms of the GNU General Public License
  13  * as published by the Free Software Foundation; either version 2
  14  * of the License, or (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program; if not, write to the Free Software
  23  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  24  */
  25
  26 #include "config.h"
  27
  28 #include <glib.h>
  29
  30 #include <epan/packet.h>
  31 #include <epan/strutil.h>
  32
  33 #include "packet-aim.h"
  34
  35 void proto_register_aim_icq(void);
  36 void proto_reg_handoff_aim_icq(void);
  37
  38 #define FAMILY_ICQ        0x0015
  39
  40
  41 #define ICQ_CLI_OFFLINE_MESSAGE_REQ     0x003c
  42 #define ICQ_CLI_DELETE_OFFLINE_MSGS     0x003e
  43 #define ICQ_SRV_OFFLINE_MSGS            0x0041
  44 #define ICQ_SRV_END_OF_OFFLINE_MSGS     0x0042
  45 #define ICQ_CLI_META_INFO_REQ           0x07d0
  46 #define ICQ_SRV_META_INFO_REPL          0x07da
  47
  48 static const value_string aim_icq_data_types[] = {
  49         { ICQ_CLI_OFFLINE_MESSAGE_REQ, "Offline Message Request" },
  50         { ICQ_SRV_OFFLINE_MSGS,        "Offline Messages Reply" },
  51         { ICQ_SRV_END_OF_OFFLINE_MSGS, "End Of Offline Messages Reply" },
  52         { ICQ_CLI_DELETE_OFFLINE_MSGS, "Delete Offline Messages Request" },
  53         { ICQ_CLI_META_INFO_REQ,       "Metainfo Request" },
  54         { ICQ_SRV_META_INFO_REPL,      "Metainfo Reply" },
  55         { 0, NULL }
  56 };
  57
  58
  59 static int dissect_aim_tlv_value_icq(proto_item *ti, guint16 subtype, tvbuff_t *tvb, packet_info *pinfo _U_);
  60
  61 #define TLV_ICQ_META_DATA                         0x0001
  62
  63 static const aim_tlv icq_tlv[] = {
  64         { TLV_ICQ_META_DATA, "Encapsulated ICQ Meta Data", dissect_aim_tlv_value_icq },
  65         { 0, NULL, NULL },
  66 };
  67
  68 /* Initialize the protocol and registered fields */
  69 static int proto_aim_icq = -1;
  70
  71 /* Initialize the subtree pointers */
  72 static gint ett_aim_icq      = -1;
  73 static gint ett_aim_icq_tlv  = -1;
  74
  75 static gint hf_icq_tlv_data_chunk_size = -1;
  76 static gint hf_icq_tlv_request_owner_uid = -1;
  77 static gint hf_icq_tlv_request_type = -1;
  78 static gint hf_icq_meta_subtype = -1;
  79 static gint hf_icq_tlv_request_seq_num = -1;
  80 static gint hf_icq_dropped_msg_flag = -1;
  81
  82
  83 static struct
  84 {
  85         guint16 subtype;
  86         const char *name;
  87         int (*dissector) (tvbuff_t *, packet_info *, proto_tree *);
  88 } icq_calls [] = {
  89         { 0x0001, "Server Error Reply", NULL },
  90         { 0x0064, "Set User Home Info Reply", NULL },
  91         { 0x006e, "Set User Work Info Reply", NULL },
  92         { 0x0078, "Set User More Info Reply", NULL },
  93         { 0x0082, "Set User Notes Info Reply", NULL },
  94         { 0x0087, "Set User Email Info Reply", NULL },
  95         { 0x008c, "Set User Interests Info Reply", NULL },
  96         { 0x0096, "Set User Affiliations Info Reply", NULL },
  97         { 0x00a0, "Set User Permissions Reply", NULL },
  98         { 0x00aa, "Set User Password Reply", NULL },
  99         { 0x00b4, "Unregister Account Reply", NULL },
 100         { 0x00be, "Set User Homepage Category Reply", NULL },
 101         { 0x00c8, "User Basic Info Reply", NULL },
 102         { 0x00d2, "User Work Info Reply", NULL },
 103         { 0x00dc, "User More Info Reply", NULL },
 104         { 0x00e6, "User Notes Info Reply", NULL },
 105         { 0x00eb, "User Extended Email Reply", NULL },
 106         { 0x00f0, "User Interests Info Reply", NULL },
 107         { 0x00fa, "User Affiliations Info Reply", NULL },
 108         { 0x0104, "Short User Info Reply", NULL },
 109         { 0x010e, "User Homepage Category Reply", NULL },
 110         { 0x01a4, "Search: User found", NULL },
 111         { 0x0302, "Registration Stats Reply", NULL },
 112         { 0x0366, "Random Search Server Reply", NULL },
 113         { 0x03ea, "Set User Home Info Request", NULL },
 114         { 0x03f3, "Set User Work Info Request", NULL },
 115         { 0x03fd, "Set User More Info Request", NULL },
 116         { 0x0406, "Set User Notes Request", NULL },
 117         { 0x040b, "Set User Extended Email Info Request", NULL },
 118         { 0x0410, "Set User Interests Info Request", NULL },
 119         { 0x041a, "Set User Affiliations Info Request", NULL },
 120         { 0x0424, "Set User Permissions Info Request", NULL },
 121         { 0x042e, "Change User Password Request", NULL },
 122         { 0x0442, "Set User Homepage Category Request", NULL },
 123         { 0x04b2, "Fullinfo Request", NULL },
 124         { 0x04ba, "Short User Info Request", NULL },
 125         { 0x04c4, "Unregister User Request", NULL },
 126         { 0x0515, "Search By Details Request", NULL },
 127         { 0x0569, "Search By UIN Request", NULL },
 128         { 0x055f, "Whitepages Search Request", NULL },
 129         { 0x0573, "Search By Email Request", NULL },
 130         { 0x074e, "Random Chat User Search Request", NULL },
 131         { 0x0898, "Server Variable Request (XML)", NULL },
 132         { 0x0aa5, "Registration Report Request", NULL },
 133         { 0x0aaf, "Shortcut Bar Stats Report Request", NULL },
 134         { 0x0c3a, "Save Info Request", NULL },
 135         { 0x1482, "Send SMS Request", NULL },
 136         { 0x2008, "Spam Report Request", NULL },
 137         { 0x08a2, "Server Variable Reply (XML)", NULL },
 138         { 0x0c3f, "Set Fullinfo Reply", NULL },
 139         { 0x2012, "User Spam Report Reply", NULL },
 140         { 0, NULL, NULL },
 141 };
 142
 143
 144 static int dissect_aim_tlv_value_icq(proto_item *ti _U_, guint16 subtype _U_, tvbuff_t *tvb _U_, packet_info *pinfo)
 145 {
 146         int         offset = 0;
 147         int         i;
 148         proto_item *subtype_item;
 149         guint16     req_type, req_subtype;
 150         proto_tree *t      = proto_item_add_subtree(ti, ett_aim_icq_tlv);
 151
 152         proto_tree_add_item(t, hf_icq_tlv_data_chunk_size, tvb, offset, 2, ENC_LITTLE_ENDIAN);
 153         offset += 2;
 154
 155         proto_tree_add_item(t, hf_icq_tlv_request_owner_uid, tvb, offset, 4, ENC_LITTLE_ENDIAN);
 156         offset += 4;
 157
 158         proto_tree_add_item(t, hf_icq_tlv_request_type, tvb, offset, 2, ENC_LITTLE_ENDIAN);
 159         req_type = tvb_get_letohs(tvb, offset);
 160         offset += 2;
 161
 162         proto_tree_add_item(t, hf_icq_tlv_request_seq_num, tvb, offset, 2, ENC_LITTLE_ENDIAN);
 163         offset += 2;
 164
 165         switch (req_type) {
 166         case ICQ_CLI_OFFLINE_MESSAGE_REQ: return offset;
 167         case ICQ_CLI_DELETE_OFFLINE_MSGS: return offset;
 168         case ICQ_SRV_OFFLINE_MSGS:
 169                 /* FIXME */
 170                 break;
 171         case ICQ_SRV_END_OF_OFFLINE_MSGS:
 172                 proto_tree_add_item(t, hf_icq_dropped_msg_flag, tvb, offset, 1, ENC_LITTLE_ENDIAN);
 173                 return offset+1;
 174         case ICQ_CLI_META_INFO_REQ:
 175         case ICQ_SRV_META_INFO_REPL:
 176                 req_subtype = tvb_get_letohs(tvb, offset);
 177                 subtype_item = proto_tree_add_item(t, hf_icq_meta_subtype, tvb, offset, 2, ENC_LITTLE_ENDIAN); offset+=2;
 178
 179                 for (i = 0; icq_calls[i].name; i++) {
 180                         if (icq_calls[i].subtype == req_subtype) break;
 181                 }
 182
 183                 col_set_str(pinfo->cinfo, COL_INFO, icq_calls[i].name?icq_calls[i].name:"Unknown ICQ Meta Call");
 184
 185                 proto_item_append_text(subtype_item, " (%s)", icq_calls[i].name?icq_calls[i].name:"Unknown");
 186
 187                 if (icq_calls[i].dissector)
 188                         return icq_calls[i].dissector(tvb_new_subset_remaining(tvb, offset), pinfo, t);
 189
 190         default:
 191                 break;
 192         }
 193
 194         return offset;
 195 }
 196
 197 static int dissect_aim_icq_tlv(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
 198 {
 199         return dissect_aim_tlv(tvb, pinfo, 0, tree, icq_tlv);
 200 }
 201
 202 static const aim_subtype aim_fnac_family_icq[] = {
 203         { 0x0001, "Error", dissect_aim_snac_error },
 204         { 0x0002, "ICQ Request", dissect_aim_icq_tlv },
 205         { 0x0003, "ICQ Response", dissect_aim_icq_tlv },
 206         { 0x0006, "Auth Request", NULL },
 207         { 0x0007, "Auth Response", NULL },
 208         { 0, NULL, NULL }
 209 };
 210
 211
 212 /* Register the protocol with Wireshark */
 213 void
 214 proto_register_aim_icq(void)
 215 {
 216
 217 /* Setup list of header fields */
 218         static hf_register_info hf[] = {
 219                 { &hf_icq_tlv_data_chunk_size,
 220                   { "Data chunk size", "aim_icq.chunk_size", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL },
 221                 },
 222                 { &hf_icq_tlv_request_owner_uid,
 223                   { "Owner UID", "aim_icq.owner_uid", FT_UINT32, BASE_DEC, NULL, 0x0, NULL, HFILL},
 224                 },
 225                 { &hf_icq_tlv_request_type,
 226                   {"Request Type", "aim_icq.request_type", FT_UINT16, BASE_DEC, VALS(aim_icq_data_types), 0x0, NULL, HFILL},
 227                 },
 228                 { &hf_icq_tlv_request_seq_num,
 229                   {"Request Sequence Number", "aim_icq.request_seq_number", FT_UINT16, BASE_DEC, NULL, 0x0, NULL, HFILL},
 230                 },
 231                 { &hf_icq_dropped_msg_flag,
 232                   {"Dropped messages flag", "aim_icq.offline_msgs.dropped_flag", FT_UINT8, BASE_DEC, NULL, 0x0, NULL, HFILL },
 233                 },
 234                 { &hf_icq_meta_subtype,
 235                   {"Meta Request Subtype", "aim_icq.subtype", FT_UINT16, BASE_HEX, NULL, 0x0, NULL, HFILL },
 236                 },
 237         };
 238
 239 /* Setup protocol subtree array */
 240         static gint *ett[] = {
 241                 &ett_aim_icq,
 242                 &ett_aim_icq_tlv
 243         };
 244
 245 /* Register the protocol name and description */
 246         proto_aim_icq = proto_register_protocol("AIM ICQ", "AIM ICQ", "aim_icq");
 247
 248 /* Required function calls to register the header fields and subtrees used */
 249         proto_register_field_array(proto_aim_icq, hf, array_length(hf));
 250         proto_register_subtree_array(ett, array_length(ett));
 251 }
 252
 253 void
 254 proto_reg_handoff_aim_icq(void)
 255 {
 256         aim_init_family(proto_aim_icq, ett_aim_icq, FAMILY_ICQ, aim_fnac_family_icq);
 257 }