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Rename SOUP & ITCH dissectors to NASDAQ-SOUP & NASDAQ-ITCH 

svn path=/trunk/; revision=27005
This commit is contained in:
Bill Meier 2008-12-15 20:00:59 +00:00
parent a668ca6bc5
commit dc0ee92a39
3 changed files with 978 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
epan/dissectors/Makefile.common
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@ -533,7 +533,7 @@ DISSECTOR_SRC = \
packet-isns.c \
packet-isup.c \
packet-isup_thin.c \
packet-itch.c \
packet-nasdaq-itch.c \
packet-iua.c \
packet-iuup.c \
packet-iwarp-ddp-rdmap.c\
@ -756,7 +756,7 @@ DISSECTOR_SRC = \
packet-sndcp.c \
packet-sndcp-xid.c \
packet-socks.c \
packet-soup.c \
packet-nasdaq-soup.c \
packet-spp.c \
packet-spray.c \
packet-srp.c \

664
epan/dissectors/packet-nasdaq-itch.c Normal file
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@ -0,0 +1,664 @@
/* packet-nasdaq-itch.c
* Routines for NASDAQ TotalView-ITCH version 2.00/3.00 (with Chi-X extension) Protocol dissection
* Copyright 2007,2008 Didier Gautheron <dgautheron@magic.fr>
*
* $Id$
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* 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.
*
* Documentation:
* http://www.nasdaqtrader.com/Trader.aspx?id=DPSpecs
* ex:
* http://www.nasdaqtrader.com/content/technicalsupport/specifications/dataproducts/tv-itch2a.pdf
* http://www.nasdaqtrader.com/content/technicalsupport/specifications/dataproducts/tvitch-v3.pdf
*
* Chi-X
* http://www.chi-x.com/docs/Chi-X%20CHIXMD.pdf
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <string.h>
#include <epan/packet.h>
#include <epan/prefs.h>
/* Chi-X version */
static gboolean nasdaq_itch_chi_x = TRUE;
static const value_string message_types_val[] = {
{ 'A', "Add Order " },
{ 'X', "Order Cancel " },
{ 'M', "Milliseconds " },
{ 'E', "Order Executed " },
{ 'T', "Second " },
{ 'P', "Trade Message Identifier " },
{ 'C', "Order Executed With Price " },
{ 'D', "Order Delete " },
{ 'Q', "Cross Trade " },
{ 'S', "System Event " },
{ 'R' , "Stock Directory " },
{ 'H', "Stock Trading Action " },
{ 'F', "Add Order (MPID) " },
{ 'I', "Net Order Imbalance Indicator (NOII) " },
{ 'B', "Broken Trade " },
/* Chi-X msg with big size,price */
{ 'a', "Add Order (big)" },
{ 'p', "Trade Message Identifier (big)" },
{ 'e', "Order Executed (big)" },
{ 'x', "Order Cancel (big)" },
{ 0, NULL }
};
static char chix_msg[] = "apex";
static const value_string system_event_val[] = {
{ 'O', "Start of Messages" },
{ 'S', "Start of System hours" },
{ 'Q', "Start of Market hours" },
{ 'M', "End of Market hours" },
{ 'E', "End of System hours" },
{ 'C', "End of Messages" },
{ 0, NULL }
};
static const value_string market_category_val[] = {
{ 'T', "CQS (NYSE, Amex or regional exchange)" },
{ 'Q', "NASDAQ Global Select MarketSM" },
{ 'G', "NASDAQ Global MarketSM" },
{ 'S', "NASDAQ Capital Market" },
{ ' ', "Not available" },
{ 0, NULL }
};
static const value_string financial_status_val[] = {
{ 'D', "Deficient" },
{ 'E', "Delinquent" },
{ 'Q', "Bankrupt" },
{ 'S', "Suspended" },
{ 'G', "Deficient and Bankrupt" },
{ 'H', "Deficient and Delinquent" },
{ 'J', "Delinquent and Bankrupt" },
{ 'K', "Deficient, Delinquent and Bankrupt" },
{ ' ', "Company is in compliance" },
{ 0, NULL }
};
static const value_string round_lots_only_val[] = {
{ 'Y', "only round lots are accepted in this stock" },
{ 'N', "odd/mixed lots are allowed" },
{ 0, NULL }
};
/* Initialize the protocol and registered fields */
static int proto_nasdaq_itch = -1;
/* Initialize the subtree pointers */
static gint ett_nasdaq_itch = -1;
static int hf_nasdaq_itch_version = -1;
static int hf_nasdaq_itch_message_type = -1;
static int hf_nasdaq_itch_market_category = -1;
static int hf_nasdaq_itch_financial_status = -1;
static int hf_nasdaq_itch_stock = -1;
static int hf_nasdaq_itch_round_lot_size = -1;
static int hf_nasdaq_itch_round_lots_only = -1;
static int hf_nasdaq_itch_system_event = -1;
static int hf_nasdaq_itch_second = -1;
static int hf_nasdaq_itch_millisecond = -1;
static int hf_nasdaq_itch_message = -1;
static int hf_nasdaq_itch_trading_state = -1;
static int hf_nasdaq_itch_reserved = -1;
static int hf_nasdaq_itch_reason = -1;
static int hf_nasdaq_itch_order_reference = -1;
static int hf_nasdaq_itch_buy_sell = -1;
static int hf_nasdaq_itch_shares = -1;
static int hf_nasdaq_itch_price = -1;
static int hf_nasdaq_itch_attribution = -1;
static int hf_nasdaq_itch_executed = -1;
static int hf_nasdaq_itch_match = -1;
static int hf_nasdaq_itch_printable = -1;
static int hf_nasdaq_itch_execution_price = -1;
static int hf_nasdaq_itch_canceled = -1;
static int hf_nasdaq_itch_cross = -1;
#define PINFO_COL(a) (check_col((a)->cinfo, COL_INFO))
/* atou(ll) like functions for NOT 0 terminated string
assume it doesn't overflow
*/
static guint32 nasdaq_itch_atou(const char *str_value, int size)
{
int i;
const char *ptr = str_value;
guint32 value = 0;
for (i = 0; i < size && *ptr == ' '; i++, ptr++) {
continue;
}
for (; i < size; i++, ptr++) {
value = value*10 + *ptr - '0';
}
return value;
}
/* ---------------------- */
static guint64 nasdaq_itch_atoull(const char *str_value, int size)
{
int i;
const char *ptr = str_value;
guint64 value = 0;
for (i = 0; i < size && *ptr == ' '; i++, ptr++) {
continue;
}
for (; i < size; i++, ptr++) {
value = value*10 + *ptr - '0';
}
return value;
}
/* ---------------------- */
static int
order_ref_number(tvbuff_t *tvb, packet_info *pinfo, proto_tree *nasdaq_itch_tree, int offset)
{
gint col_info = PINFO_COL(pinfo);
const char *str_value = tvb_get_ptr(tvb, offset, 9);
if (nasdaq_itch_tree || col_info) {
guint32 value = nasdaq_itch_atou(str_value, 9);
proto_tree_add_uint(nasdaq_itch_tree, hf_nasdaq_itch_order_reference, tvb, offset, 9, value);
if (col_info) {
col_append_fstr(pinfo->cinfo, COL_INFO, "%u ", value);
}
}
return offset+9;
}
/* -------------------------- */
static int
time_stamp(tvbuff_t *tvb, proto_tree *nasdaq_itch_tree, int id, int offset, int size)
{
const char *str_value = tvb_get_ptr(tvb, offset, size);
if (nasdaq_itch_tree) {
guint32 ms, val;
char *display = "";
ms = val = nasdaq_itch_atou(str_value, size);
switch (size) {
case 3:
display = ep_strdup_printf(" %03u" , val);
break;
case 5:
ms = val *1000;
case 8: /* 0 86 400 000 */
display = ep_strdup_printf(" %u (%02u:%02u:%02u.%03u)", val,
ms/3600000, (ms % 3600000)/60000, (ms % 60000)/1000, ms %1000);
break;
}
proto_tree_add_uint_format_value(nasdaq_itch_tree, id, tvb, offset, size, val, "%s", display);
}
return offset+size;
}
/* -------------------------- */
static int
number_of_shares(tvbuff_t *tvb, packet_info *pinfo, proto_tree *nasdaq_itch_tree, int id, int offset, int big)
{
gint col_info = PINFO_COL(pinfo);
gint size = (big)?10:6;
const char *str_value = tvb_get_ptr(tvb, offset, size);
if (nasdaq_itch_tree || col_info) {
guint32 value = nasdaq_itch_atou(str_value, size);
proto_tree_add_uint(nasdaq_itch_tree, id, tvb, offset, size, value);
if (col_info) {
col_append_fstr(pinfo->cinfo, COL_INFO, "qty %u ", value);
}
}
return offset +size;
}
/* -------------------------- */
static int
price(tvbuff_t *tvb, packet_info *pinfo, proto_tree *nasdaq_itch_tree, int id, int offset, int big)
{
gint col_info = PINFO_COL(pinfo);
gint size = (big)?19:10;
if (nasdaq_itch_tree || col_info) {
const char *str_value = tvb_get_ptr(tvb, offset, size);
gdouble value = nasdaq_itch_atoull(str_value, size)/((big)?1000000.0:10000.0);
proto_tree_add_double(nasdaq_itch_tree, id, tvb, offset, size, value);
if (col_info) {
col_append_fstr(pinfo->cinfo, COL_INFO, "price %g ", value);
}
}
return offset+size;
}
/* -------------------------- */
static int
stock(tvbuff_t *tvb, packet_info *pinfo, proto_tree *nasdaq_itch_tree, int offset)
{
gint col_info = PINFO_COL(pinfo);
if (nasdaq_itch_tree || col_info) {
char *stock = tvb_get_ephemeral_string(tvb, offset, 6);
proto_tree_add_item(nasdaq_itch_tree, hf_nasdaq_itch_stock, tvb, offset, 6, FALSE);
if (col_info) {
col_append_fstr(pinfo->cinfo, COL_INFO, "<%s> ", stock);
}
}
return offset+6;
}
/* -------------------------- */
static int
order(tvbuff_t *tvb, packet_info *pinfo, proto_tree *nasdaq_itch_tree, int offset, int big)
{
gint col_info = PINFO_COL(pinfo);
guint8 value;
offset = order_ref_number(tvb, pinfo, nasdaq_itch_tree, offset);
value = tvb_get_guint8(tvb, offset);
if (col_info) {
col_append_fstr(pinfo->cinfo, COL_INFO, "%c ", value);
}
proto_tree_add_item(nasdaq_itch_tree, hf_nasdaq_itch_buy_sell, tvb, offset, 1, FALSE);
offset += 1;
offset = number_of_shares(tvb, pinfo, nasdaq_itch_tree, hf_nasdaq_itch_shares, offset, big);
offset = stock(tvb, pinfo, nasdaq_itch_tree, offset);
offset = price(tvb, pinfo, nasdaq_itch_tree, hf_nasdaq_itch_price, offset, big);
return offset;
}
/* -------------------------- */
static int
executed(tvbuff_t *tvb, packet_info *pinfo, proto_tree *nasdaq_itch_tree, int offset, int big)
{
offset = order_ref_number(tvb, pinfo, nasdaq_itch_tree, offset);
offset = number_of_shares(tvb, pinfo, nasdaq_itch_tree, hf_nasdaq_itch_executed, offset, big);
proto_tree_add_item(nasdaq_itch_tree, hf_nasdaq_itch_match, tvb, offset, 9, FALSE);
offset += 9;
return offset;
}
/* ---------------------------- */
static void
dissect_nasdaq_itch(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
proto_item *ti;
proto_tree *nasdaq_itch_tree = NULL;
guint8 nasdaq_itch_type;
int offset = 0;
gint col_info;
int version = 3;
int big = 0;
col_info = PINFO_COL(pinfo);
if (check_col(pinfo->cinfo, COL_PROTOCOL))
col_set_str(pinfo->cinfo, COL_PROTOCOL, "Nasdaq-ITCH");
nasdaq_itch_type = tvb_get_guint8(tvb, offset);
if (nasdaq_itch_type >= '0' && nasdaq_itch_type <= '9') {
version = 2;
nasdaq_itch_type = tvb_get_guint8(tvb, offset +8);
}
if ((!nasdaq_itch_chi_x || version == 3) && strchr(chix_msg, nasdaq_itch_type)) {
nasdaq_itch_type = 0; /* unknown */
}
if (col_info || tree) {
const gchar *rep = val_to_str(nasdaq_itch_type, message_types_val, "Unknown packet type (0x%02x) ");
if (col_info ) {
col_clear(pinfo->cinfo, COL_INFO);
col_add_str(pinfo->cinfo, COL_INFO, rep);
}
if (tree) {
proto_item *item;
ti = proto_tree_add_protocol_format(tree, proto_nasdaq_itch, tvb, offset, -1, "Nasdaq TotalView-ITCH %s, %s",
version == 2?"2.0":"3.0", rep);
nasdaq_itch_tree = proto_item_add_subtree(ti, ett_nasdaq_itch);
item=proto_tree_add_uint(nasdaq_itch_tree, hf_nasdaq_itch_version, tvb, 0, 0, version);
PROTO_ITEM_SET_GENERATED(item);
}
}
if (version == 2) {
offset = time_stamp (tvb, nasdaq_itch_tree, hf_nasdaq_itch_millisecond, offset, 8);
}
proto_tree_add_item(nasdaq_itch_tree, hf_nasdaq_itch_message_type, tvb, offset, 1, FALSE);
offset++;
if (version == 3) {
switch (nasdaq_itch_type) {
case 'T': /* seconds */
offset = time_stamp (tvb, nasdaq_itch_tree, hf_nasdaq_itch_second, offset, 5);
return;
case 'M': /* milliseconds */
offset = time_stamp (tvb, nasdaq_itch_tree, hf_nasdaq_itch_millisecond, offset, 3);
return;
}
}
switch (nasdaq_itch_type) {
case 'S': /* system event */
proto_tree_add_item(nasdaq_itch_tree, hf_nasdaq_itch_system_event, tvb, offset, 1, FALSE);
offset++;
break;
case 'R': /* Stock Directory */
offset = stock(tvb, pinfo, nasdaq_itch_tree, offset);
proto_tree_add_item(nasdaq_itch_tree, hf_nasdaq_itch_market_category, tvb, offset, 1, FALSE);
offset += 1;
proto_tree_add_item(nasdaq_itch_tree, hf_nasdaq_itch_financial_status, tvb, offset, 1, FALSE);
offset += 1;
proto_tree_add_item(nasdaq_itch_tree, hf_nasdaq_itch_round_lot_size, tvb, offset, 6, FALSE);
offset += 6;
proto_tree_add_item(nasdaq_itch_tree, hf_nasdaq_itch_round_lots_only, tvb, offset, 1, FALSE);
offset += 1;
break;
case 'H': /* Stock trading action */
offset = stock(tvb, pinfo, nasdaq_itch_tree, offset);
proto_tree_add_item(nasdaq_itch_tree, hf_nasdaq_itch_trading_state, tvb, offset, 1, FALSE);
offset += 1;
proto_tree_add_item(nasdaq_itch_tree, hf_nasdaq_itch_reserved, tvb, offset, 1, FALSE);
offset += 1;
proto_tree_add_item(nasdaq_itch_tree, hf_nasdaq_itch_reason, tvb, offset, 4, FALSE);
offset += 4;
break;
case 'a' :
big = 1;
case 'A': /* Add order, no MPID */
offset = order(tvb, pinfo, nasdaq_itch_tree, offset, big);
if (version == 2) {
proto_tree_add_item(nasdaq_itch_tree, hf_nasdaq_itch_printable, tvb, offset, 1, FALSE);
offset += 1;
}
break;
case 'F': /* Add order, MPID */
offset = order(tvb, pinfo, nasdaq_itch_tree, offset, big);
proto_tree_add_item(nasdaq_itch_tree, hf_nasdaq_itch_attribution, tvb, offset, 4, FALSE);
offset += 4;
break;
case 'e' :
big = 1;
case 'E' : /* Order executed */
offset = executed(tvb, pinfo, nasdaq_itch_tree, offset, big);
break;
case 'C' : /* Order executed with price */
offset = executed(tvb, pinfo, nasdaq_itch_tree, offset, big);
proto_tree_add_item(nasdaq_itch_tree, hf_nasdaq_itch_printable, tvb, offset, 1, FALSE);
offset += 1;
offset = price(tvb, pinfo, nasdaq_itch_tree, hf_nasdaq_itch_execution_price, offset, big);
break;
case 'x' :
big = 1;
case 'X' : /* Order cancel */
offset = order_ref_number(tvb, pinfo, nasdaq_itch_tree, offset);
offset = number_of_shares(tvb, pinfo, nasdaq_itch_tree, hf_nasdaq_itch_canceled, offset, big);
break;
case 'D' : /* Order delete */
offset = order_ref_number(tvb, pinfo, nasdaq_itch_tree, offset);
offset += 9;
break;
case 'p' :
big = 1;
case 'P' : /* Trade identifier */
offset = order(tvb, pinfo, nasdaq_itch_tree, offset, big);
proto_tree_add_item(nasdaq_itch_tree, hf_nasdaq_itch_match, tvb, offset, 9, FALSE);
offset += 9;
break;
case 'Q' : /* Cross Trade */
offset = number_of_shares(tvb, pinfo, nasdaq_itch_tree, hf_nasdaq_itch_shares, offset, big);
offset = stock(tvb, pinfo, nasdaq_itch_tree, offset);
offset = price(tvb, pinfo, nasdaq_itch_tree, hf_nasdaq_itch_price, offset, big);
proto_tree_add_item(nasdaq_itch_tree, hf_nasdaq_itch_match, tvb, offset, 9, FALSE);
offset += 9;
proto_tree_add_item(nasdaq_itch_tree, hf_nasdaq_itch_cross, tvb, offset, 1, FALSE);
offset += 1;
break;
case 'B' : /* Broken Trade */
proto_tree_add_item(nasdaq_itch_tree, hf_nasdaq_itch_match, tvb, offset, 9, FALSE);
offset += 9;
break;
case 'I': /* NOII, FIXME */
offset = stock(tvb, pinfo, nasdaq_itch_tree, offset);
proto_tree_add_item(nasdaq_itch_tree, hf_nasdaq_itch_cross, tvb, offset, 1, FALSE);
offset += 1;
break;
default:
/* unknow */
proto_tree_add_item(nasdaq_itch_tree, hf_nasdaq_itch_message, tvb, offset, -1, FALSE);
offset += 5-1;
break;
}
}
/* Register the protocol with Wireshark */
void
proto_register_nasdaq_itch(void)
{
/* Setup list of header fields See Section 1.6.1 for details*/
static hf_register_info hf[] = {
{ &hf_nasdaq_itch_version,
{ "Version", "nasdaq-itch.version",
FT_UINT8, BASE_DEC, NULL, 0x0,
NULL, HFILL }},
{ &hf_nasdaq_itch_message_type,
{ "Message Type", "nasdaq-itch.message_type",
FT_UINT8, BASE_DEC, VALS(message_types_val), 0x0,
NULL, HFILL }},
{ &hf_nasdaq_itch_second,
{ "Second", "nasdaq-itch.second",
FT_UINT32, BASE_DEC, NULL, 0x0,
NULL, HFILL }},
{ &hf_nasdaq_itch_millisecond,
{ "Millisecond", "nasdaq-itch.millisecond",
FT_UINT32, BASE_DEC, NULL, 0x0,
NULL, HFILL }},
{ &hf_nasdaq_itch_system_event,
{ "System Event", "nasdaq-itch.system_event",
FT_UINT8, BASE_DEC, VALS(system_event_val), 0x0,
NULL, HFILL }},
{ &hf_nasdaq_itch_market_category,
{ "Market Category", "nasdaq-itch.market_category",
FT_UINT8, BASE_DEC, VALS(market_category_val), 0x0,
NULL, HFILL }},
{ &hf_nasdaq_itch_financial_status,
{ "Financial Status Indicator", "nasdaq-itch.financial_status",
FT_UINT8, BASE_DEC, VALS(financial_status_val), 0x0,
NULL, HFILL }},
{ &hf_nasdaq_itch_stock,
{ "Stock", "nasdaq-itch.stock",
FT_STRING, BASE_NONE, NULL, 0x0,
NULL, HFILL }},
{ &hf_nasdaq_itch_round_lot_size,
{ "Round Lot Size", "nasdaq-itch.round_lot_size",
FT_STRING, BASE_NONE, NULL, 0x0,
NULL, HFILL }},
{ &hf_nasdaq_itch_round_lots_only,
{ "Round Lots Only", "nasdaq-itch.round_lots_only",
FT_UINT8, BASE_DEC, VALS(round_lots_only_val), 0x0,
NULL, HFILL }},
{ &hf_nasdaq_itch_trading_state,
{ "Trading State", "nasdaq-itch.trading_state",
FT_STRING, BASE_NONE, NULL, 0x0,
NULL, HFILL }},
{ &hf_nasdaq_itch_reserved,
{ "Reserved", "nasdaq-itch.reserved",
FT_STRING, BASE_NONE, NULL, 0x0,
NULL, HFILL }},
{ &hf_nasdaq_itch_reason,
{ "Reason", "nasdaq-itch.reason",
FT_STRING, BASE_NONE, NULL, 0x0,
NULL, HFILL }},
{ &hf_nasdaq_itch_order_reference,
{ "Order Reference", "nasdaq-itch.order_reference",
FT_UINT32, BASE_DEC, NULL, 0x0,
"Order reference number", HFILL }},
{ &hf_nasdaq_itch_buy_sell,
{ "Buy/Sell", "nasdaq-itch.buy_sell",
FT_STRING, BASE_NONE, NULL, 0x0,
"Buy/Sell indicator", HFILL }},
{ &hf_nasdaq_itch_shares,
{ "Shares", "nasdaq-itch.shares",
FT_UINT32, BASE_DEC, NULL, 0x0,
"Number of shares", HFILL }},
{ &hf_nasdaq_itch_price,
{ "Price", "nasdaq-itch.price",
FT_DOUBLE, BASE_NONE, NULL, 0x0,
NULL, HFILL }},
{ &hf_nasdaq_itch_attribution,
{ "Attribution", "nasdaq-itch.attribution",
FT_STRING, BASE_NONE, NULL, 0x0,
"Market participant identifier", HFILL }},
{ &hf_nasdaq_itch_executed,
{ "Executed Shares", "nasdaq-itch.executed",
FT_UINT32, BASE_DEC, NULL, 0x0,
"Number of shares executed", HFILL }},
{ &hf_nasdaq_itch_match,
{ "Matched", "nasdaq-itch.match",
FT_STRING, BASE_NONE, NULL, 0x0,
"Match number", HFILL }},
{ &hf_nasdaq_itch_printable,
{ "Printable", "nasdaq-itch.printable",
FT_STRING, BASE_NONE, NULL, 0x0,
NULL, HFILL }},
{ &hf_nasdaq_itch_execution_price,
{ "Execution Price", "nasdaq-itch.execution_price",
FT_DOUBLE, BASE_NONE, NULL, 0x0,
NULL, HFILL }},
{ &hf_nasdaq_itch_canceled,
{ "Canceled Shares", "nasdaq-itch.canceled",
FT_UINT32, BASE_DEC, NULL, 0x0,
"Number of shares to be removed", HFILL }},
{ &hf_nasdaq_itch_cross,
{ "Cross Type", "nasdaq-itch.cross",
FT_STRING, BASE_NONE, NULL, 0x0,
"Cross trade type", HFILL }},
{ &hf_nasdaq_itch_message,
{ "Message", "nasdaq-itch.message",
FT_STRING, BASE_NONE, NULL, 0x0,
NULL, HFILL }}
};
/* Setup protocol subtree array */
static gint *ett[] = {
&ett_nasdaq_itch
};
module_t *nasdaq_itch_module;
/* Register the protocol name and description */
proto_nasdaq_itch = proto_register_protocol("Nasdaq TotalView-ITCH", "NASDAQ-ITCH", "nasdaq_itch");
/* Required function calls to register the header fields and subtrees used */
proto_register_field_array(proto_nasdaq_itch, hf, array_length(hf));
proto_register_subtree_array(ett, array_length(ett));
nasdaq_itch_module = prefs_register_protocol(proto_nasdaq_itch, NULL);
prefs_register_bool_preference(nasdaq_itch_module, "chi_x", "Decode Chi X extensions",
"Whether the Nasdaq ITCH dissector should decode Chi X extensions.",
&nasdaq_itch_chi_x);
register_dissector("nasdaq-itch", dissect_nasdaq_itch, proto_nasdaq_itch);
}
/* If this dissector uses sub-dissector registration add a registration routine.
This format is required because a script is used to find these routines and
create the code that calls these routines.
*/
void
proto_reg_handoff_nasdaq_itch(void)
{
}

312
epan/dissectors/packet-nasdaq-soup.c Normal file
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/* packet-nasdaq-soup.c
* Routines for NASDAQ SOUP 2.0 Protocol dissection
* Copyright 2007,2008 Didier Gautheron <dgautheron@magic.fr>
*
* $Id$
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* 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.
*
* Documentation: http://www.nasdaqtrader.com/Trader.aspx?id=DPSpecs
* ex:
* http://www.nasdaqtrader.com/content/technicalsupport/specifications/dataproducts/souptcp.pdf
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <epan/packet.h>
#include <epan/prefs.h>
#include "packet-tcp.h"
static const value_string message_types_val[] = {
{ 'S', "Sequenced Data" },
{ 'R', "Client Heartbeat" },
{ 'H', "Server Heartbeat" },
{ '+' , "Debug Packet" },
{ 'A', "Login Accepted" },
{ 'J', "Login Rejected" },
{ 'L', "Login Request" },
{ 'U', "Unsequenced Data" },
{ 'O', "Logout Request" },
{ 0, NULL }
};
static const value_string reject_code_val[] = {
{ 'A', "Not authorized" },
{ 'S', "Session not available" },
{ 0, NULL }
};
/* Initialize the protocol and registered fields */
static int proto_nasdaq_soup = -1;
static dissector_handle_t nasdaq_soup_handle;
static dissector_handle_t nasdaq_itch_handle;
/* desegmentation of Nasdaq Soup */
static gboolean nasdaq_soup_desegment = TRUE;
static range_t *global_nasdaq_soup_tcp_range = NULL;
static range_t *nasdaq_soup_tcp_range = NULL;
/* Initialize the subtree pointers */
static gint ett_nasdaq_soup = -1;
static int hf_nasdaq_soup_packet_type = -1;
static int hf_nasdaq_soup_message = -1;
static int hf_nasdaq_soup_text = -1;
static int hf_nasdaq_soup_packet_eol = -1;
static int hf_nasdaq_soup_username = -1;
static int hf_nasdaq_soup_password = -1;
static int hf_nasdaq_soup_session = -1;
static int hf_nasdaq_soup_seq_number = -1;
static int hf_nasdaq_soup_reject_code = -1;
static void
dissect_nasdaq_soup_packet(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tree, proto_tree *tree, int offset, int linelen)
{
guint8 nasdaq_soup_type;
tvbuff_t *new_tvb = NULL;
nasdaq_soup_type = tvb_get_guint8(tvb, offset);
proto_tree_add_item(tree, hf_nasdaq_soup_packet_type, tvb, offset, 1, FALSE);
offset++;
switch (nasdaq_soup_type) {
case '+': /* debug msg */
proto_tree_add_item(tree, hf_nasdaq_soup_text, tvb, offset, linelen -1, FALSE);
offset += linelen -1;
break;
case 'A': /* login accept */
proto_tree_add_item(tree, hf_nasdaq_soup_session, tvb, offset, 10, FALSE);
offset += 10;
proto_tree_add_item(tree, hf_nasdaq_soup_seq_number, tvb, offset, 10, FALSE);
offset += 10;
break;
case 'J': /* login reject */
proto_tree_add_item(tree, hf_nasdaq_soup_reject_code, tvb, offset, 1, FALSE);
offset++;
break;
case 'U': /* unsequenced data packed */
case 'S': /* sequenced data packed */
if (linelen > 1 && nasdaq_itch_handle) {
new_tvb = tvb_new_subset(tvb, offset,linelen -1,linelen -1);
} else {
proto_tree_add_item(tree, hf_nasdaq_soup_message, tvb, offset, linelen -1, FALSE);
}
offset += linelen -1;
break;
case 'L': /* login request */
proto_tree_add_item(tree, hf_nasdaq_soup_username, tvb, offset, 6, FALSE);
offset += 6;
proto_tree_add_item(tree, hf_nasdaq_soup_password, tvb, offset, 10, FALSE);
offset += 10;
proto_tree_add_item(tree, hf_nasdaq_soup_session, tvb, offset, 10, FALSE);
offset += 10;
proto_tree_add_item(tree, hf_nasdaq_soup_seq_number, tvb, offset, 10, FALSE);
offset += 10;
break;
case 'H': /* server heartbeat */
case 'O': /* logout request */
case 'R': /* client heartbeat */
/* no payload */
break;
default:
/* unknow */
proto_tree_add_item(tree, hf_nasdaq_soup_message, tvb, offset, linelen -1, FALSE);
offset += linelen -1;
break;
}
proto_tree_add_item(tree, hf_nasdaq_soup_packet_eol, tvb, offset, 1, FALSE);
if (new_tvb) {
call_dissector(nasdaq_itch_handle, new_tvb, pinfo, parent_tree);
}
return;
}
/* ---------------------------- */
static void
dissect_nasdaq_soup(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
{
proto_item *ti;
proto_tree *nasdaq_soup_tree = NULL;
guint8 nasdaq_soup_type;
int linelen;
gint next_offset;
int offset = 0;
gint col_info;
gint counter = 0;
col_info = check_col(pinfo->cinfo, COL_INFO);
while (tvb_offset_exists(tvb, offset)) {
/* there's only a \n no \r */
linelen = tvb_find_line_end(tvb, offset, -1, &next_offset, nasdaq_soup_desegment && pinfo->can_desegment);
if (linelen == -1) {
/*
* We didn't find a line ending, and we're doing desegmentation;
* tell the TCP dissector where the data for this message starts
* in the data it handed us, and tell it we need one more byte
* (we may need more, but we'll try again if what we get next
* isn't enough), and return.
*/
pinfo->desegment_offset = offset;
pinfo->desegment_len = DESEGMENT_ONE_MORE_SEGMENT;
return;
}
nasdaq_soup_type = tvb_get_guint8(tvb, offset);
if (counter == 0) {
if (check_col(pinfo->cinfo, COL_PROTOCOL))
col_set_str(pinfo->cinfo, COL_PROTOCOL, "Nasdaq-SOUP");
if (col_info)
col_clear(pinfo->cinfo, COL_INFO);
}
if (col_info ) {
if (counter) {
col_append_str(pinfo->cinfo, COL_INFO, "; ");
col_set_fence(pinfo->cinfo, COL_INFO);
}
col_append_str(pinfo->cinfo, COL_INFO, val_to_str(nasdaq_soup_type, message_types_val, "Unknown packet type (0x%02x)"));
}
counter++;
if (tree) {
ti = proto_tree_add_item(tree, proto_nasdaq_soup, tvb, offset, linelen +1, FALSE);
nasdaq_soup_tree = proto_item_add_subtree(ti, ett_nasdaq_soup);
}
dissect_nasdaq_soup_packet(tvb, pinfo, tree, nasdaq_soup_tree, offset, linelen);
offset = next_offset;
}
}
/* Register the protocol with Wireshark */
static void range_delete_nasdaq_soup_tcp_callback(guint32 port) {
dissector_delete("tcp.port", port, nasdaq_soup_handle);
}
static void range_add_nasdaq_soup_tcp_callback(guint32 port) {
dissector_add("tcp.port", port, nasdaq_soup_handle);
}
static void nasdaq_soup_prefs(void)
{
range_foreach(nasdaq_soup_tcp_range, range_delete_nasdaq_soup_tcp_callback);
g_free(nasdaq_soup_tcp_range);
nasdaq_soup_tcp_range = range_copy(global_nasdaq_soup_tcp_range);
range_foreach(nasdaq_soup_tcp_range, range_add_nasdaq_soup_tcp_callback);
}
void
proto_register_nasdaq_soup(void)
{
/* Setup list of header fields See Section 1.6.1 for details*/
static hf_register_info hf[] = {
{ &hf_nasdaq_soup_packet_type,
{ "Packet Type", "nasdaq-soup.packet_type",
FT_UINT8, BASE_DEC, VALS(message_types_val), 0x0,
NULL, HFILL }},
{ &hf_nasdaq_soup_reject_code,
{ "Login Reject Code", "nasdaq-soup.reject_code",
FT_UINT8, BASE_DEC, VALS(reject_code_val), 0x0,
NULL, HFILL }},
{ &hf_nasdaq_soup_message,
{ "Message", "nasdaq-soup.message",
FT_STRING, BASE_NONE, NULL, 0x0,
NULL, HFILL }},
{ &hf_nasdaq_soup_text,
{ "Debug Text", "nasdaq-soup.text",
FT_STRING, BASE_NONE, NULL, 0x0,
NULL, HFILL }},
{ &hf_nasdaq_soup_username,
{ "User Name", "nasdaq-soup.username",
FT_STRING, BASE_NONE, NULL, 0x0,
NULL, HFILL }},
{ &hf_nasdaq_soup_password,
{ "Password", "nasdaq-soup.password",
FT_STRING, BASE_NONE, NULL, 0x0,
NULL, HFILL }},
{ &hf_nasdaq_soup_session,
{ "Session", "nasdaq-soup.session",
FT_STRING, BASE_NONE, NULL, 0x0,
"Session ID", HFILL }},
{ &hf_nasdaq_soup_seq_number,
{ "Sequence number", "nasdaq-soup.seq_number",
FT_STRING, BASE_NONE, NULL, 0x0,
NULL, HFILL }},
{ &hf_nasdaq_soup_packet_eol,
{ "End Of Packet", "nasdaq-soup.packet_eol",
FT_STRING, BASE_NONE, NULL, 0x0,
NULL, HFILL }}
};
/* Setup protocol subtree array */
static gint *ett[] = {
&ett_nasdaq_soup
};
module_t *nasdaq_soup_module;
/* Register the protocol name and description */
proto_nasdaq_soup = proto_register_protocol("Nasdaq-SoupTCP version 2.0","NASDAQ-SOUP", "nasdaq_soup");
/* Required function calls to register the header fields and subtrees used */
proto_register_field_array(proto_nasdaq_soup, hf, array_length(hf));
proto_register_subtree_array(ett, array_length(ett));
nasdaq_soup_module = prefs_register_protocol(proto_nasdaq_soup, nasdaq_soup_prefs);
prefs_register_bool_preference(nasdaq_soup_module, "desegment",
"Reassemble Nasdaq-SoupTCP messages spanning multiple TCP segments",
"Whether the Nasdaq-SoupTCP dissector should reassemble messages spanning multiple TCP segments.",
&nasdaq_soup_desegment);
prefs_register_range_preference(nasdaq_soup_module, "tcp.port", "TCP Ports", "TCP Ports range", &global_nasdaq_soup_tcp_range, 65535);
nasdaq_soup_tcp_range = range_empty();
}
/* If this dissector uses sub-dissector registration add a registration routine.
This format is required because a script is used to find these routines and
create the code that calls these routines.
*/
void
proto_reg_handoff_nasdaq_soup(void)
{
nasdaq_soup_handle = create_dissector_handle(dissect_nasdaq_soup, proto_nasdaq_soup);
nasdaq_itch_handle = find_dissector("nasdaq-itch");
dissector_add_handle("tcp.port", nasdaq_soup_handle); /* for "decode-as" */
}