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author | Gilbert Ramirez <gram@alumni.rice.edu> | 2004-07-18 18:06:47 +0000 |
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committer | Gilbert Ramirez <gram@alumni.rice.edu> | 2004-07-18 18:06:47 +0000 |
commit | 669db206cb1f270046ad400fff7655e20c63e723 (patch) | |
tree | 4eff24a2e16c8963e497e1fc575f35e6af59bd26 /epan/dissectors/packet-yhoo.c | |
parent | ae46c27a38700af669ef907491081f09df6f6b2c (diff) | |
download | wireshark-669db206cb1f270046ad400fff7655e20c63e723.tar.gz wireshark-669db206cb1f270046ad400fff7655e20c63e723.tar.bz2 wireshark-669db206cb1f270046ad400fff7655e20c63e723.zip |
Move dissectors to epan/dissectors directory.
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
Diffstat (limited to 'epan/dissectors/packet-yhoo.c')
-rw-r--r-- | epan/dissectors/packet-yhoo.c | 298 |
1 files changed, 298 insertions, 0 deletions
diff --git a/epan/dissectors/packet-yhoo.c b/epan/dissectors/packet-yhoo.c new file mode 100644 index 0000000000..f812816421 --- /dev/null +++ b/epan/dissectors/packet-yhoo.c @@ -0,0 +1,298 @@ +/* packet-yhoo.c + * Routines for yahoo messenger packet dissection + * Copyright 1999, Nathan Neulinger <nneul@umr.edu> + * + * $Id$ + * + * Ethereal - Network traffic analyzer + * By Gerald Combs <gerald@ethereal.com> + * Copyright 1998 Gerald Combs + * + * Copied from packet-tftp.c + * + * 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 <string.h> +#include <glib.h> +#include <epan/packet.h> + +static int proto_yhoo = -1; +static int hf_yhoo_version = -1; +static int hf_yhoo_len = -1; +static int hf_yhoo_service = -1; +static int hf_yhoo_connection_id = -1; +static int hf_yhoo_magic_id = -1; +static int hf_yhoo_unknown1 = -1; +static int hf_yhoo_msgtype = -1; +static int hf_yhoo_nick1 = -1; +static int hf_yhoo_nick2 = -1; +static int hf_yhoo_content = -1; + +static gint ett_yhoo = -1; + +#define TCP_PORT_YHOO 5050 + +/* This is from yahoolib.h from gtkyahoo */ + +/* Service constants */ +#define YAHOO_SERVICE_LOGON 1 +#define YAHOO_SERVICE_LOGOFF 2 +#define YAHOO_SERVICE_ISAWAY 3 +#define YAHOO_SERVICE_ISBACK 4 +#define YAHOO_SERVICE_IDLE 5 +#define YAHOO_SERVICE_MESSAGE 6 +#define YAHOO_SERVICE_IDACT 7 +#define YAHOO_SERVICE_IDDEACT 8 +#define YAHOO_SERVICE_MAILSTAT 9 +#define YAHOO_SERVICE_USERSTAT 10 +#define YAHOO_SERVICE_NEWMAIL 11 +#define YAHOO_SERVICE_CHATINVITE 12 +#define YAHOO_SERVICE_CALENDAR 13 +#define YAHOO_SERVICE_NEWPERSONALMAIL 14 +#define YAHOO_SERVICE_NEWCONTACT 15 +#define YAHOO_SERVICE_ADDIDENT 16 +#define YAHOO_SERVICE_ADDIGNORE 17 +#define YAHOO_SERVICE_PING 18 +#define YAHOO_SERVICE_GROUPRENAME 19 +#define YAHOO_SERVICE_SYSMESSAGE 20 +#define YAHOO_SERVICE_PASSTHROUGH2 22 +#define YAHOO_SERVICE_CONFINVITE 24 +#define YAHOO_SERVICE_CONFLOGON 25 +#define YAHOO_SERVICE_CONFDECLINE 26 +#define YAHOO_SERVICE_CONFLOGOFF 27 +#define YAHOO_SERVICE_CONFADDINVITE 28 +#define YAHOO_SERVICE_CONFMSG 29 +#define YAHOO_SERVICE_CHATLOGON 30 +#define YAHOO_SERVICE_CHATLOGOFF 31 +#define YAHOO_SERVICE_CHATMSG 32 +#define YAHOO_SERVICE_FILETRANSFER 70 + +/* Message flags */ +#define YAHOO_MSGTYPE_NONE 0 +#define YAHOO_MSGTYPE_NORMAL 1 +#define YAHOO_MSGTYPE_BOUNCE 2 +#define YAHOO_MSGTYPE_STATUS 4 +#define YAHOO_MSGTYPE_OFFLINE 1515563606 /* yuck! */ + +struct yahoo_rawpacket +{ + char version[8]; /* 7 chars and trailing null */ + unsigned char len[4]; /* length - little endian */ + unsigned char service[4]; /* service - little endian */ + unsigned char connection_id[4]; /* connection number - little endian */ + unsigned char magic_id[4]; /* magic number used for http session */ + unsigned char unknown1[4]; + unsigned char msgtype[4]; + char nick1[36]; + char nick2[36]; + char content[1]; /* was zero, had problems with aix xlc */ +}; + +static const value_string yhoo_service_vals[] = { + {YAHOO_SERVICE_LOGON, "Pager Logon"}, + {YAHOO_SERVICE_LOGOFF, "Pager Logoff"}, + {YAHOO_SERVICE_ISAWAY, "Is Away"}, + {YAHOO_SERVICE_ISBACK, "Is Back"}, + {YAHOO_SERVICE_IDLE, "Idle"}, + {YAHOO_SERVICE_MESSAGE, "Message"}, + {YAHOO_SERVICE_IDACT, "Activate Identity"}, + {YAHOO_SERVICE_IDDEACT, "Deactivate Identity"}, + {YAHOO_SERVICE_MAILSTAT, "Mail Status"}, + {YAHOO_SERVICE_USERSTAT, "User Status"}, + {YAHOO_SERVICE_NEWMAIL, "New Mail"}, + {YAHOO_SERVICE_CHATINVITE, "Chat Invitation"}, + {YAHOO_SERVICE_CALENDAR, "Calendar Reminder"}, + {YAHOO_SERVICE_NEWPERSONALMAIL, "New Personals Mail"}, + {YAHOO_SERVICE_NEWCONTACT, "New Friend"}, + {YAHOO_SERVICE_GROUPRENAME, "Group Renamed"}, + {YAHOO_SERVICE_ADDIDENT, "Add Identity"}, + {YAHOO_SERVICE_ADDIGNORE, "Add Ignore"}, + {YAHOO_SERVICE_PING, "Ping"}, + {YAHOO_SERVICE_SYSMESSAGE, "System Message"}, + {YAHOO_SERVICE_CONFINVITE, "Conference Invitation"}, + {YAHOO_SERVICE_CONFLOGON, "Conference Logon"}, + {YAHOO_SERVICE_CONFDECLINE, "Conference Decline"}, + {YAHOO_SERVICE_CONFLOGOFF, "Conference Logoff"}, + {YAHOO_SERVICE_CONFMSG, "Conference Message"}, + {YAHOO_SERVICE_CONFADDINVITE, "Conference Additional Invitation"}, + {YAHOO_SERVICE_CHATLOGON, "Chat Logon"}, + {YAHOO_SERVICE_CHATLOGOFF, "Chat Logoff"}, + {YAHOO_SERVICE_CHATMSG, "Chat Message"}, + {YAHOO_SERVICE_FILETRANSFER, "File Transfer"}, + {YAHOO_SERVICE_PASSTHROUGH2, "Passthrough 2"}, + {0, NULL} +}; + +static const value_string yhoo_msgtype_vals[] = { + {YAHOO_MSGTYPE_NONE, "None"}, + {YAHOO_MSGTYPE_NORMAL, "Normal"}, + {YAHOO_MSGTYPE_BOUNCE, "Bounce"}, + {YAHOO_MSGTYPE_STATUS, "Status Update"}, + {YAHOO_MSGTYPE_OFFLINE, "Request Offline"}, + {0, NULL} +}; + +static gboolean +dissect_yhoo(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) +{ + proto_tree *yhoo_tree, *ti; + int offset = 0; + + if (pinfo->srcport != TCP_PORT_YHOO && pinfo->destport != TCP_PORT_YHOO) { + /* Not the Yahoo port - not a Yahoo Messenger packet. */ + return FALSE; + } + + /* get at least a full packet structure */ + if ( !tvb_bytes_exist(tvb, 0, sizeof(struct yahoo_rawpacket)) ) { + /* Not enough data captured; maybe it is a Yahoo + Messenger packet, but it contains too little data to + tell. */ + return FALSE; + } + + if (memcmp(tvb_get_ptr(tvb, offset, 4), "YPNS", 4) != 0 && + memcmp(tvb_get_ptr(tvb, offset, 4), "YHOO", 4) != 0) { + /* Not a Yahoo Messenger packet. */ + return FALSE; + } + + if (check_col(pinfo->cinfo, COL_PROTOCOL)) + col_set_str(pinfo->cinfo, COL_PROTOCOL, "YHOO"); + + offset = 0; + if (check_col(pinfo->cinfo, COL_INFO)) { + col_add_fstr(pinfo->cinfo, COL_INFO, + "%s: %s", + ( strncmp(tvb_get_ptr(tvb, offset + 0, 4), "YPNS", 4) == 0 ) ? "Request" : "Response", + val_to_str(tvb_get_letohl(tvb, offset + 12), + yhoo_service_vals, "Unknown Service: %u") + ); + } + + if (tree) { + ti = proto_tree_add_item(tree, proto_yhoo, tvb, offset, -1, + FALSE); + yhoo_tree = proto_item_add_subtree(ti, ett_yhoo); + + proto_tree_add_item(yhoo_tree, hf_yhoo_version, tvb, + offset, 8, TRUE); + offset += 8; + + proto_tree_add_item(yhoo_tree, hf_yhoo_len, tvb, + offset, 4, TRUE); + offset += 4; + + proto_tree_add_item(yhoo_tree, hf_yhoo_service, tvb, + offset, 4, TRUE); + offset += 4; + + proto_tree_add_item(yhoo_tree, hf_yhoo_connection_id, tvb, + offset, 4, TRUE); + offset += 4; + + proto_tree_add_item(yhoo_tree, hf_yhoo_magic_id, tvb, + offset, 4, TRUE); + offset += 4; + + proto_tree_add_item(yhoo_tree, hf_yhoo_unknown1, tvb, + offset, 4, TRUE); + offset += 4; + + proto_tree_add_item(yhoo_tree, hf_yhoo_msgtype, tvb, + offset, 4, TRUE); + offset += 4; + + proto_tree_add_item(yhoo_tree, hf_yhoo_nick1, tvb, + offset, 36, TRUE); + offset += 36; + + proto_tree_add_item(yhoo_tree, hf_yhoo_nick2, tvb, + offset, 36, TRUE); + offset += 36; + + proto_tree_add_item(yhoo_tree, hf_yhoo_content, tvb, -1, + offset, TRUE); + } + + return TRUE; +} + +void +proto_register_yhoo(void) +{ + static hf_register_info hf[] = { + { &hf_yhoo_service, { + "Service Type", "yhoo.service", FT_UINT32, BASE_DEC, + VALS(yhoo_service_vals), 0, "Service Type", HFILL }}, + { &hf_yhoo_msgtype, { + "Message Type", "yhoo.msgtype", FT_UINT32, BASE_DEC, + VALS(yhoo_msgtype_vals), 0, "Message Type Flags", HFILL }}, + { &hf_yhoo_connection_id, { + "Connection ID", "yhoo.connection_id", FT_UINT32, BASE_HEX, + NULL, 0, "Connection ID", HFILL }}, + { &hf_yhoo_magic_id, { + "Magic ID", "yhoo.magic_id", FT_UINT32, BASE_HEX, + NULL, 0, "Magic ID", HFILL }}, + { &hf_yhoo_unknown1, { + "Unknown 1", "yhoo.unknown1", FT_UINT32, BASE_HEX, + NULL, 0, "Unknown 1", HFILL }}, + { &hf_yhoo_len, { + "Packet Length", "yhoo.len", FT_UINT32, BASE_DEC, + NULL, 0, "Packet Length", HFILL }}, + { &hf_yhoo_nick1, { + "Real Nick (nick1)", "yhoo.nick1", FT_STRING, 0, + NULL, 0, "Real Nick (nick1)", HFILL }}, + { &hf_yhoo_nick2, { + "Active Nick (nick2)", "yhoo.nick2", FT_STRING, 0, + NULL, 0, "Active Nick (nick2)", HFILL }}, + { &hf_yhoo_content, { + "Content", "yhoo.content", FT_STRING, 0, + NULL, 0, "Data portion of the packet", HFILL }}, + { &hf_yhoo_version, { + "Version", "yhoo.version", FT_STRING, 0, + NULL, 0, "Packet version identifier", HFILL }}, + }; + static gint *ett[] = { + &ett_yhoo, + }; + + proto_yhoo = proto_register_protocol("Yahoo Messenger Protocol", + "YHOO", "yhoo"); + + proto_register_field_array(proto_yhoo, hf, array_length(hf)); + + proto_register_subtree_array(ett, array_length(ett)); +} + +void +proto_reg_handoff_yhoo(void) +{ + /* + * DO NOT register for port 5050, as that's used by the + * old and new Yahoo messenger protocols. + * + * Just register as a heuristic TCP dissector, and reject stuff + * not to or from that port. + */ + heur_dissector_add("tcp", dissect_yhoo, proto_yhoo); +} |