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-rw-r--r--epan/dissectors/packet-aim-messaging.c323
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diff --git a/epan/dissectors/packet-aim-messaging.c b/epan/dissectors/packet-aim-messaging.c
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+++ b/epan/dissectors/packet-aim-messaging.c
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+/* packet-aim-messaging.c
+ * Routines for AIM Instant Messenger (OSCAR) dissection, SNAC Messaging
+ * Copyright 2004, Jelmer Vernooij <jelmer@samba.org>
+ * Copyright 2000, Ralf Hoelzer <ralf@well.com>
+ * Copyright 2004, Devin Heitmueller <dheitmueller@netilla.com>
+ *
+ * $Id$
+ *
+ * Ethereal - Network traffic analyzer
+ * By Gerald Combs <gerald@ethereal.com>
+ * Copyright 1998 Gerald Combs
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>
+
+#include <glib.h>
+
+#include <epan/packet.h>
+#include <epan/strutil.h>
+
+#include "packet-aim.h"
+
+#define FAMILY_MESSAGING 0x0004
+
+/* Family Messaging Service */
+#define FAMILY_MESSAGING_ERROR 0x0001
+#define FAMILY_MESSAGING_SETICBMPARAM 0x0002
+#define FAMILY_MESSAGING_RESETICBMPARAM 0x0003
+#define FAMILY_MESSAGING_REQPARAMINFO 0x0004
+#define FAMILY_MESSAGING_PARAMINFO 0x0005
+#define FAMILY_MESSAGING_OUTGOING 0x0006
+#define FAMILY_MESSAGING_INCOMING 0x0007
+#define FAMILY_MESSAGING_EVILREQ 0x0008
+#define FAMILY_MESSAGING_EVIL 0x0009
+#define FAMILY_MESSAGING_MISSEDCALL 0x000a
+#define FAMILY_MESSAGING_CLIENTAUTORESP 0x000b
+#define FAMILY_MESSAGING_ACK 0x000c
+#define FAMILY_MESSAGING_MINITYPING 0x0014
+#define FAMILY_MESSAGING_DEFAULT 0xffff
+
+static const value_string aim_fnac_family_messaging[] = {
+ { FAMILY_MESSAGING_ERROR, "Error" },
+ { FAMILY_MESSAGING_SETICBMPARAM, "Set ICBM Parameter" },
+ { FAMILY_MESSAGING_RESETICBMPARAM, "Reset ICBM Parameter" },
+ { FAMILY_MESSAGING_REQPARAMINFO, "Request Parameter Info" },
+ { FAMILY_MESSAGING_PARAMINFO, "Parameter Info" },
+ { FAMILY_MESSAGING_INCOMING, "Incoming" },
+ { FAMILY_MESSAGING_OUTGOING, "Outgoing" },
+ { FAMILY_MESSAGING_EVILREQ, "Evil Request" },
+ { FAMILY_MESSAGING_EVIL, "Evil Response" },
+ { FAMILY_MESSAGING_MISSEDCALL, "Missed Call" },
+ { FAMILY_MESSAGING_CLIENTAUTORESP, "Client Auto Response" },
+ { FAMILY_MESSAGING_ACK, "Acknowledge" },
+ { FAMILY_MESSAGING_MINITYPING, "Mini Typing Notifications (MTN)" },
+ { FAMILY_MESSAGING_DEFAULT, "Messaging Default" },
+ { 0, NULL }
+};
+
+
+#define INCOMING_CH1_MESSAGE_BLOCK 0x0002
+#define INCOMING_CH1_SERVER_ACK_REQ 0x0003
+#define INCOMING_CH1_MESSAGE_AUTH_RESP 0x0004
+#define INCOMING_CH1_MESSAGE_OFFLINE 0x0006
+#define INCOMING_CH1_ICON_PRESENT 0x0008
+#define INCOMING_CH1_BUDDY_REQ 0x0009
+#define INCOMING_CH1_TYPING 0x000b
+
+static const aim_tlv messaging_incoming_ch1_tlvs[] = {
+ { INCOMING_CH1_MESSAGE_BLOCK, "Message Block", dissect_aim_tlv_value_messageblock },
+ { INCOMING_CH1_SERVER_ACK_REQ, "Server Ack Requested", dissect_aim_tlv_value_bytes },
+ { INCOMING_CH1_MESSAGE_AUTH_RESP, "Message is Auto Response", dissect_aim_tlv_value_bytes },
+ { INCOMING_CH1_MESSAGE_OFFLINE, "Message was received offline", dissect_aim_tlv_value_bytes },
+ { INCOMING_CH1_ICON_PRESENT, "Icon present", dissect_aim_tlv_value_bytes },
+ { INCOMING_CH1_BUDDY_REQ, "Buddy Req", dissect_aim_tlv_value_bytes },
+ { INCOMING_CH1_TYPING, "Non-direct connect typing notification", dissect_aim_tlv_value_bytes },
+ { 0, "Unknown", NULL }
+};
+
+#define MINITYPING_FINISHED_SIGN 0x0000
+#define MINITYPING_TEXT_TYPED_SIGN 0x0001
+#define MINITYPING_BEGUN_SIGN 0x0002
+
+static const value_string minityping_type[] = {
+ {MINITYPING_FINISHED_SIGN, "Typing finished sign" },
+ {MINITYPING_TEXT_TYPED_SIGN, "Text typed sign" },
+ {MINITYPING_BEGUN_SIGN, "Typing begun sign" },
+ {0, NULL }
+};
+
+#define EVIL_ORIGIN_ANONYMOUS 1
+#define EVIL_ORIGIN_NONANONYMOUS 2
+
+static const value_string evil_origins[] = {
+ {EVIL_ORIGIN_ANONYMOUS, "Anonymous"},
+ {EVIL_ORIGIN_NONANONYMOUS, "Non-Anonymous"},
+ {0, NULL },
+};
+
+/* Initialize the protocol and registered fields */
+static int proto_aim_messaging = -1;
+static int hf_aim_icbm_channel = -1;
+static int hf_aim_icbm_cookie = -1;
+static int hf_aim_icbm_msg_flags = -1;
+static int hf_aim_icbm_max_sender_warnlevel = -1;
+static int hf_aim_icbm_max_receiver_warnlevel = -1;
+static int hf_aim_icbm_max_snac_size = -1;
+static int hf_aim_icbm_min_msg_interval = -1;
+static int hf_aim_icbm_unknown = -1;
+static int hf_aim_icbm_notification_cookie = -1;
+static int hf_aim_icbm_notification_channel = -1;
+static int hf_aim_icbm_notification_type = -1;
+static int hf_aim_message_channel_id = -1;
+static int hf_aim_icbm_evil = -1;
+static int hf_aim_evil_warn_level = -1;
+static int hf_aim_evil_new_warn_level = -1;
+
+/* Initialize the subtree pointers */
+static gint ett_aim_messaging = -1;
+
+static int dissect_aim_messaging(tvbuff_t *tvb, packet_info *pinfo,
+ proto_tree *tree)
+{
+ guint8 buddyname_length = 0;
+ char buddyname[MAX_BUDDYNAME_LENGTH + 1];
+ int offset = 0;
+ struct aiminfo *aiminfo = pinfo->private_data;
+ proto_item *ti = NULL;
+ proto_tree *msg_tree = NULL;
+
+ if(tree) {
+ ti = proto_tree_add_text(tree, tvb, 0, -1,"AIM Messaging Service");
+ msg_tree = proto_item_add_subtree(ti, ett_aim_messaging);
+ }
+
+ switch(aiminfo->subtype)
+ {
+ case FAMILY_MESSAGING_ERROR:
+ return dissect_aim_snac_error(tvb, pinfo, offset, msg_tree);
+ case FAMILY_MESSAGING_RESETICBMPARAM:
+ case FAMILY_MESSAGING_REQPARAMINFO:
+ /* No data */
+ return 0;
+ case FAMILY_MESSAGING_OUTGOING:
+
+ /* ICBM Cookie */
+ proto_tree_add_item(msg_tree, hf_aim_icbm_cookie, tvb, offset, 8, FALSE);
+ offset += 8;
+
+ /* Message Channel ID */
+ proto_tree_add_item(msg_tree, hf_aim_message_channel_id, tvb, offset, 2,
+ FALSE);
+ offset += 2;
+
+ /* Add the outgoing username to the info column */
+ if (check_col(pinfo->cinfo, COL_INFO)) {
+ buddyname_length = aim_get_buddyname(buddyname, tvb, offset,
+ offset + 1);
+ col_append_fstr(pinfo->cinfo, COL_INFO, " to: %s",
+ format_text(buddyname, buddyname_length));
+ }
+
+ offset = dissect_aim_buddyname(tvb, pinfo, offset, msg_tree);
+
+ while(tvb_reported_length_remaining(tvb, offset) > 0) {
+ /* djh - Note that we reuse the "incoming ch1 tlv" set even though this
+ is outgoing. We may need to split this to a separate TLV set, but
+ so far I haven't seen the need @@@@@@@@ */
+ offset = dissect_aim_tlv(tvb, pinfo, offset, msg_tree,
+ messaging_incoming_ch1_tlvs);
+ }
+
+ return offset;
+
+ case FAMILY_MESSAGING_INCOMING:
+
+ /* ICBM Cookie */
+ proto_tree_add_item(msg_tree, hf_aim_icbm_cookie, tvb, offset, 8, FALSE);
+ offset += 8;
+
+ /* Message Channel ID */
+ proto_tree_add_item(msg_tree, hf_aim_message_channel_id, tvb, offset, 2,
+ FALSE);
+ offset += 2;
+
+ offset = dissect_aim_userinfo(tvb, pinfo, offset, msg_tree);
+
+ while(tvb_reported_length_remaining(tvb, offset) > 0) {
+ offset = dissect_aim_tlv(tvb, pinfo, offset, msg_tree,
+ messaging_incoming_ch1_tlvs);
+ }
+
+ return offset;
+ case FAMILY_MESSAGING_SETICBMPARAM:
+ case FAMILY_MESSAGING_PARAMINFO:
+ proto_tree_add_item(msg_tree, hf_aim_icbm_channel, tvb, offset, 2, tvb_get_ntohs(tvb, offset)); offset+=2;
+ proto_tree_add_item(msg_tree, hf_aim_icbm_msg_flags, tvb, offset, 4, tvb_get_ntoh24(tvb, offset)); offset+=4;
+ proto_tree_add_item(msg_tree, hf_aim_icbm_max_snac_size, tvb, offset, 2, tvb_get_ntohs(tvb, offset)); offset+=2;
+ proto_tree_add_item(msg_tree, hf_aim_icbm_max_sender_warnlevel, tvb, offset, 2, tvb_get_ntohs(tvb, offset)); offset+=2;
+ proto_tree_add_item(msg_tree, hf_aim_icbm_max_receiver_warnlevel, tvb, offset, 2, tvb_get_ntohs(tvb, offset)); offset+=2;
+ proto_tree_add_item(msg_tree, hf_aim_icbm_min_msg_interval, tvb, offset, 2, tvb_get_ntohs(tvb, offset)); offset+=2;
+ proto_tree_add_item(msg_tree, hf_aim_icbm_unknown, tvb, offset, 2, tvb_get_ntohs(tvb, offset)); offset+=2;
+ return offset;
+ case FAMILY_MESSAGING_EVILREQ:
+ proto_tree_add_item(msg_tree, hf_aim_icbm_evil, tvb, offset, 2, tvb_get_ntohs(tvb, offset)); offset+=2;
+ return dissect_aim_buddyname(tvb, pinfo, offset, tree);
+ case FAMILY_MESSAGING_EVIL:
+ proto_tree_add_item(msg_tree, hf_aim_evil_warn_level, tvb, offset, 2, tvb_get_ntohs(tvb, offset)); offset+=2;
+ proto_tree_add_item(msg_tree, hf_aim_evil_new_warn_level, tvb, offset, 2, tvb_get_ntohs(tvb, offset)); offset+=2;
+ return offset;
+ case FAMILY_MESSAGING_MINITYPING:
+ proto_tree_add_item(msg_tree,hf_aim_icbm_notification_cookie, tvb, offset, 8, FALSE); offset+=8;
+ proto_tree_add_item(msg_tree,hf_aim_icbm_notification_channel, tvb, offset, 2, tvb_get_ntohs(tvb, offset)); offset+=2;
+ offset = dissect_aim_buddyname(tvb, pinfo, offset, msg_tree);
+ proto_tree_add_item(msg_tree,hf_aim_icbm_notification_type, tvb, offset, 2, tvb_get_ntohs(tvb, offset)); offset+=2;
+ return offset;
+ case FAMILY_MESSAGING_MISSEDCALL:
+ case FAMILY_MESSAGING_CLIENTAUTORESP:
+ case FAMILY_MESSAGING_ACK:
+ /*FIXME*/
+
+
+ default:
+ return 0;
+ }
+}
+
+/* Register the protocol with Ethereal */
+void
+proto_register_aim_messaging(void)
+{
+
+/* Setup list of header fields */
+ static hf_register_info hf[] = {
+ { &hf_aim_icbm_channel,
+ { "Channel to setup", "aim.icbm.channel", FT_UINT16, BASE_HEX, NULL, 0x0, "", HFILL },
+ },
+ { &hf_aim_icbm_msg_flags,
+ { "Message Flags", "aim.icbm.flags", FT_UINT32, BASE_HEX, NULL, 0x0, "", HFILL },
+ },
+ { &hf_aim_icbm_max_snac_size,
+ { "Max SNAC Size", "aim.icbm.max_snac", FT_UINT16, BASE_HEX, NULL, 0x0, "", HFILL },
+ },
+ { &hf_aim_icbm_max_sender_warnlevel,
+ { "Max sender warn level", "aim.icbm.max_sender_warn-level", FT_UINT16, BASE_HEX, NULL, 0x0, "", HFILL },
+ },
+ { &hf_aim_icbm_max_receiver_warnlevel,
+ { "max receiver warn level", "aim.icbm.max_receiver_warnlevel", FT_UINT16, BASE_HEX, NULL, 0x0, "", HFILL },
+ },
+ { &hf_aim_icbm_min_msg_interval,
+ { "Minimum message interval (seconds)", "aim.icbm.min_msg_interval", FT_UINT16, BASE_HEX, NULL, 0x0, "", HFILL },
+ },
+ { &hf_aim_icbm_unknown,
+ { "Unknown parameter", "aim.icbm.unknown", FT_UINT16, BASE_HEX, NULL, 0x0, "", HFILL },
+ },
+ { &hf_aim_icbm_cookie,
+ { "ICBM Cookie", "aim.messaging.icbmcookie", FT_BYTES, BASE_HEX, NULL, 0x0, "", HFILL }
+ },
+ { &hf_aim_message_channel_id,
+ { "Message Channel ID", "aim.messaging.channelid", FT_UINT16, BASE_HEX, NULL, 0x0, "", HFILL }
+ },
+ { &hf_aim_icbm_evil,
+ { "Send Evil Bit As", "aim.evilreq.origin", FT_UINT16, BASE_DEC, VALS(evil_origins), 0x0, "", HFILL },
+ },
+ { &hf_aim_evil_warn_level,
+ { "Old warning level", "aim.evil.warn_level", FT_UINT16, BASE_DEC, NULL, 0x0, "", HFILL },
+ },
+ { &hf_aim_evil_new_warn_level,
+ { "New warning level", "aim.evil.new_warn_level", FT_UINT16, BASE_DEC, NULL, 0x0, "", HFILL },
+ },
+ { &hf_aim_icbm_notification_cookie,
+ { "Notification Cookie", "aim.notification.cookie", FT_BYTES, BASE_DEC, NULL, 0x0, "", HFILL },
+ },
+ { &hf_aim_icbm_notification_channel,
+ { "Notification Channel", "aim.notification.channel", FT_UINT16, BASE_DEC, NULL, 0x0, "", HFILL },
+ },
+ { &hf_aim_icbm_notification_type,
+ { "Notification Type", "aim.notification.type", FT_UINT16, BASE_DEC, NULL, 0x0, "", HFILL },
+ },
+ };
+
+/* Setup protocol subtree array */
+ static gint *ett[] = {
+ &ett_aim_messaging,
+ };
+
+/* Register the protocol name and description */
+ proto_aim_messaging = proto_register_protocol("AIM Messaging", "AIM Messaging", "aim_messaging");
+
+/* Required function calls to register the header fields and subtrees used */
+ proto_register_field_array(proto_aim_messaging, hf, array_length(hf));
+ proto_register_subtree_array(ett, array_length(ett));
+}
+
+void
+proto_reg_handoff_aim_messaging(void)
+{
+ dissector_handle_t aim_handle;
+
+ aim_handle = new_create_dissector_handle(dissect_aim_messaging, proto_aim_messaging);
+ dissector_add("aim.family", FAMILY_MESSAGING, aim_handle);
+ aim_init_family(FAMILY_MESSAGING, "Messaging", aim_fnac_family_messaging);
+}
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