diff options
author | Guy Harris <guy@alum.mit.edu> | 2004-03-23 06:21:18 +0000 |
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committer | Guy Harris <guy@alum.mit.edu> | 2004-03-23 06:21:18 +0000 |
commit | 13bb836ab9483d3551b826a200113485050219bf (patch) | |
tree | fa4d44f20c634799643848c6a85255ac8ac9bb01 /packet-aim-chat.c | |
parent | b66308c7a2656ab2654d14735156c23febe4f772 (diff) |
From Jelmer Vernooij: split the AIM dissector into multiple files, and
add a few more SNACs.
svn path=/trunk/; revision=10450
Diffstat (limited to 'packet-aim-chat.c')
-rw-r--r-- | packet-aim-chat.c | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/packet-aim-chat.c b/packet-aim-chat.c new file mode 100644 index 0000000000..0000ffa7e0 --- /dev/null +++ b/packet-aim-chat.c @@ -0,0 +1,155 @@ +/* packet-aim-chat.c + * Routines for AIM Instant Messenger (OSCAR) dissection, SNAC Chat + * Copyright 2004, Jelmer Vernooij <jelmer@samba.org> + * Copyright 2000, Ralf Hoelzer <ralf@well.com> + * + * $Id: packet-aim-chat.c,v 1.1 2004/03/23 06:21:16 guy Exp $ + * + * 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-tcp.h" +#include "packet-aim.h" +#include "prefs.h" + +/* SNAC families */ +#define FAMILY_CHAT 0x000E + +/* Family Chat */ +#define FAMILY_CHAT_ERROR 0x0001 +#define FAMILY_CHAT_ROOMINFOUPDATE 0x0002 +#define FAMILY_CHAT_USERJOIN 0x0003 +#define FAMILY_CHAT_USERLEAVE 0x0004 +#define FAMILY_CHAT_OUTGOINGMSG 0x0005 +#define FAMILY_CHAT_INCOMINGMSG 0x0006 +#define FAMILY_CHAT_EVIL_REQ 0x0007 +#define FAMILY_CHAT_EVIL_REPLY 0x0008 +#define FAMILY_CHAT_DEFAULT 0xffff + +static const value_string aim_fnac_family_chat[] = { + { FAMILY_CHAT_ERROR, "Error" }, + { FAMILY_CHAT_ROOMINFOUPDATE, "Room Info Update" }, + { FAMILY_CHAT_USERJOIN, "User Join" }, + { FAMILY_CHAT_USERLEAVE, "User Leave" }, + { FAMILY_CHAT_OUTGOINGMSG, "Outgoing Message" }, + { FAMILY_CHAT_INCOMINGMSG, "Incoming Message" }, + { FAMILY_CHAT_EVIL_REQ, "Evil Request" }, + { FAMILY_CHAT_EVIL_REPLY, "Evil Reply" }, + { FAMILY_CHAT_DEFAULT, "Chat Default" }, + { 0, NULL } +}; + +/* Initialize the protocol and registered fields */ +static int proto_aim_chat = -1; + +/* Initialize the subtree pointers */ +static gint ett_aim_chat = -1; + +static int dissect_aim_snac_chat(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) +{ + guint8 buddyname_length = 0; + int offset = 0; + struct aiminfo *aiminfo = pinfo->private_data; + char buddyname[MAX_BUDDYNAME_LENGTH + 1]; + guchar msg[1000]; + + switch(aiminfo->subtype) + { + case FAMILY_CHAT_ERROR: + return dissect_aim_snac_error(tvb, pinfo, offset, tree); + case FAMILY_CHAT_ROOMINFOUPDATE: + case FAMILY_CHAT_USERJOIN: + case FAMILY_CHAT_USERLEAVE: + case FAMILY_CHAT_EVIL_REQ: + case FAMILY_CHAT_EVIL_REPLY: + /* FIXME */ + return 0; + case FAMILY_CHAT_OUTGOINGMSG: + /* channel message from client */ + aim_get_message( msg, tvb, 40 + buddyname_length, tvb_length(tvb) + - 40 - buddyname_length ); + + if (check_col(pinfo->cinfo, COL_INFO)) + col_append_fstr(pinfo->cinfo, COL_INFO, " -> %s", msg); + return tvb_length(tvb); + + case FAMILY_CHAT_INCOMINGMSG: + /* channel message to client */ + buddyname_length = aim_get_buddyname( buddyname, tvb, 30, 31 ); + aim_get_message( msg, tvb, 36 + buddyname_length, tvb_length(tvb) + - 36 - buddyname_length ); + + if (check_col(pinfo->cinfo, COL_INFO)) { + col_append_fstr(pinfo->cinfo, COL_INFO, "from: %s", buddyname); + col_append_fstr(pinfo->cinfo, COL_INFO, " -> %s", msg); + } + + if(tree) { + proto_tree_add_text(tree, tvb, 31, buddyname_length, + "Screen Name: %s", buddyname); + } + return tvb_length(tvb); + default: return 0; + } +} + +/* Register the protocol with Ethereal */ +void +proto_register_aim_chat(void) +{ + +/* Setup list of header fields */ + static hf_register_info hf[] = { + }; + +/* Setup protocol subtree array */ + static gint *ett[] = { + &ett_aim_chat, + }; + +/* Register the protocol name and description */ + proto_aim_chat = proto_register_protocol("AIM Chat Service", "AIM Chat", "aim_chat"); + +/* Required function calls to register the header fields and subtrees used */ + proto_register_field_array(proto_aim_chat, hf, array_length(hf)); + proto_register_subtree_array(ett, array_length(ett)); +} + +void +proto_reg_handoff_aim_chat(void) +{ + dissector_handle_t aim_handle; + aim_handle = new_create_dissector_handle(dissect_aim_snac_chat, proto_aim_chat); + dissector_add("aim.family", FAMILY_CHAT, aim_handle); + aim_init_family(FAMILY_CHAT, "Chat", aim_fnac_family_chat); +} |