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From Miha Jemec: I implemented a H323 call decoder. Using the TAP system, it keeps track of each call, number of packets, setting filter and a more detailed analysis of each call. 

svn path=/trunk/; revision=12141
This commit is contained in:
Anders Broman 2004-09-29 22:20:46 +00:00
parent 99392257b7
commit 3dc86aaf55
6 changed files with 1744 additions and 0 deletions
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554
gtk/h323_analysis.c Normal file
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/* h323_analysis.c
* H323 analysis addition for ethereal
*
* Copyright 2004, Iskratel, Ltd, Kranj
* By Miha Jemec <m.jemec@iskratel.si>
*
* 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
/*do not define this symbol. will be added soon*/
/*#define USE_CONVERSATION_GRAPH 1*/
#include "h323_analysis.h"
#include "h323_conversations.h"
#include "h323_conversations_dlg.h"
#include <epan/epan_dissect.h>
#include <epan/filesystem.h>
#include "globals.h"
#include "util.h"
#include <epan/tap.h>
#include "register.h"
#include <epan/dissectors/packet-h225.h>
#include <epan/dissectors/packet-h245.h>
/* in /gtk ... */
#include "dlg_utils.h"
#include "ui_util.h"
#include "alert_box.h"
#include "simple_dialog.h"
#include "tap_menu.h"
#include "main.h"
#include "progress_dlg.h"
#include "compat_macros.h"
#include <string.h>
/****************************************************************************/
/* structure that holds general information about the connection */
typedef struct _user_data_t {
/* tap associated data*/
guint32 ip_src;
guint16 port_src;
guint32 ip_dst;
guint16 port_dst;
guint32 ip_src_h245;
guint16 port_src_h245;
GtkWidget *window;
GtkCList *clist1;
GtkWidget *label_stats;
GtkCList *selected_clist1;
gint selected_row;
} user_data_t;
/* Column titles. */
static gchar *titles[7] = {
"Packet",
"Time",
"Delay",
" Side A",
"Direction",
" Side B",
"Comment"
};
typedef const guint8 * ip_addr_p;
static gint32 last_sec = 0, last_usec = 0;
/****************************************************************************/
/* TAP FUNCTIONS */
/****************************************************************************/
/* when there is a [re]reading of packet's */
static void
h225_reset(void *user_data_arg _U_)
{
last_sec = 0;
last_usec = 0;
return;
}
/****************************************************************************/
/* here we can redraw the output */
/* not used yet */
static void h225_draw(void *prs _U_)
{
return;
}
static const GdkColor COLOR_DEFAULT = {0, 0xffff, 0xffff, 0xffff};
static const GdkColor COLOR_ERROR = {0, 0xffff, 0xbfff, 0xbfff};
static const GdkColor COLOR_WARNING = {0, 0xffff, 0xdfff, 0xbfff};
static const GdkColor COLOR_CN = {0, 0xbfff, 0xbfff, 0xffff};
/****************************************************************************/
/* append a line to clist1 */
static void add_to_clist1(GtkCList *clist1, guint32 number, gchar *time,
double delay, gchar *sideA, gboolean direction, gchar *sideB,
gchar *comment, GdkColor *color)
{
guint added_row;
gchar *data[7];
gchar field[7][32];
data[0]=&field[0][0];
data[1]=&field[1][0];
data[2]=&field[2][0];
data[3]=&field[3][0];
data[4]=&field[4][0];
data[5]=&field[5][0];
data[6]=&field[6][0];
g_snprintf(field[0], 32, "%u", number);
g_snprintf(field[1], 32, "%s", time);
g_snprintf(field[2], 32, "%f", delay);
g_snprintf(field[3], 32, "%s", sideA);
g_snprintf(field[4], 20, "%s", direction? "---->" : "<----");
g_snprintf(field[5], 32, "%s", sideB);
g_snprintf(field[6], 32, "%s", comment);
added_row = gtk_clist_append(GTK_CLIST(clist1), data);
gtk_clist_set_row_data(GTK_CLIST(clist1), added_row, GUINT_TO_POINTER(number));
gtk_clist_set_background(GTK_CLIST(clist1), added_row, color);
}
/****************************************************************************/
/* whenever a h225 packet is seen by the tap listener */
static int h225_packet(void *user_data_arg, packet_info *pinfo, epan_dissect_t *edt _U_, void *h225info_arg)
{
user_data_t *user_data = user_data_arg;
h225_packet_info *h225ptr_info = h225info_arg;
GdkColor color = COLOR_DEFAULT;
gchar timeStr[32];
gchar message[32];
guint32 src, dst;
double delay;
gint32 delay_sec, delay_usec;
/* time since beginning of capture */
g_snprintf(timeStr, sizeof(timeStr), "%d.%06d", pinfo->fd->rel_secs, pinfo->fd->rel_usecs);
/* time since previous packet seen in tap listener */
delay_sec = pinfo->fd->rel_secs - last_sec;
delay_usec = pinfo->fd->rel_usecs - last_usec;
delay = (double)delay_sec + ((double)delay_usec)/1000000;
last_sec = pinfo->fd->rel_secs;
last_usec = pinfo->fd->rel_usecs;
switch (h225ptr_info->cs_type) {
case H225_SETUP:
g_snprintf(message, sizeof(message),"H225 Setup");
break;
case H225_CALL_PROCEDING:
g_snprintf(message, sizeof(message),"H225 Call Proceding");
break;
case H225_ALERTING:
g_snprintf(message, sizeof(message),"H225 Alerting");
break;
case H225_CONNECT:
g_snprintf(message, sizeof(message),"H225 Connect");
break;
case H225_RELEASE_COMPLET:
g_snprintf(message, sizeof(message),"H225 Release Complet");
break;
case H225_OTHER:
g_snprintf(message, sizeof(message),"H225 Other");
}
g_memmove(&src, pinfo->src.data, 4);
g_memmove(&dst, pinfo->dst.data, 4);
if (src == user_data->ip_src)
add_to_clist1(user_data->clist1,pinfo->fd->num,timeStr,delay,message, 1, "", "", &color);
else
add_to_clist1(user_data->clist1, pinfo->fd->num, timeStr,delay, "", 0, message, "", &color);
return 0;
}
/****************************************************************************/
/* whenever a h245 packet is seen by the tap listener */
static int h245_packet(void *user_data_arg, packet_info *pinfo, epan_dissect_t *edt _U_, void *h245info_arg)
{
user_data_t *user_data = user_data_arg;
h245_packet_info *h245ptr_info = h245info_arg;
GdkColor color = COLOR_DEFAULT;
gchar timeStr[32];
gchar message[32];
guint32 src, dst;
double delay;
gint32 delay_sec, delay_usec;
/* time since beginning of capture */
g_snprintf(timeStr, sizeof(timeStr), "%d.%06d", pinfo->fd->rel_secs, pinfo->fd->rel_usecs);
/* time since previous packet seen in tap listener */
delay_sec = pinfo->fd->rel_secs - last_sec;
delay_usec = pinfo->fd->rel_usecs - last_usec;
delay = (double)delay_sec + ((double)delay_usec)/1000000;
last_sec = pinfo->fd->rel_secs;
last_usec = pinfo->fd->rel_usecs;
switch (h245ptr_info->msg_type) {
case H245_TermCapSet:
g_snprintf(message, sizeof(message),"H245 TermCapSet");
break;
case H245_TermCapSetAck:
g_snprintf(message, sizeof(message),"H245_TermCapSetAck");
break;
case H245_TermCapSetRjc:
g_snprintf(message, sizeof(message),"H245_TermCapSetRjc");
break;
case H245_TermCapSetRls:
g_snprintf(message, sizeof(message),"H245_TermCapSetRls");
break;
case H245_OpenLogChn:
g_snprintf(message, sizeof(message),"H245_OpenLogChn");
break;
case H245_OpenLogChnCnf:
g_snprintf(message, sizeof(message),"H245_OpenLogChnCnf");
break;
case H245_OpenLogChnAck:
g_snprintf(message, sizeof(message),"H245_OpenLogChnAck");
break;
case H245_OpenLogChnRjc:
g_snprintf(message, sizeof(message),"H245_OpenLogChnRjc");
break;
case H245_CloseLogChn:
g_snprintf(message, sizeof(message),"H245_CloseLogChn");
break;
case H245_CloseLogChnAck:
g_snprintf(message, sizeof(message),"H245_CloseLogChnAck");
break;
case H245_MastSlvDet:
g_snprintf(message, sizeof(message),"H245_MastSlvDet");
break;
case H245_MastSlvDetAck:
g_snprintf(message, sizeof(message),"H245_MastSlvDetAck");
break;
case H245_MastSlvDetRjc:
g_snprintf(message, sizeof(message),"H245_MastSlvDetRjc");
break;
case H245_MastSlvDetRls:
g_snprintf(message, sizeof(message),"H245_MastSlvDetRls");
break;
case H245_OTHER:
g_snprintf(message, sizeof(message),"H225 Other");
}
g_memmove(&src, pinfo->src.data, 4);
g_memmove(&dst, pinfo->dst.data, 4);
if (src == user_data->ip_src)
add_to_clist1(user_data->clist1,pinfo->fd->num,timeStr,delay,message, 1, "", "", &color);
else
add_to_clist1(user_data->clist1, pinfo->fd->num, timeStr,delay, "", 0, message, "", &color);
return 0;
}
/**************** Callbacks *************************************************/
/****************************************************************************/
/* XXX just copied from gtk/rpc_stat.c */
void protect_thread_critical_region(void);
void unprotect_thread_critical_region(void);
/****************************************************************************/
/* close the dialog window and remove the tap listener */
static void on_destroy(GtkWidget *win _U_, user_data_t *user_data _U_)
{
g_free(user_data);
}
/****************************************************************************/
static void on_clist_select_row(GtkCList *clist1 _U_,
gint row _U_,
gint column _U_,
GdkEvent *event _U_,
user_data_t *user_data _U_)
{
user_data->selected_clist1 = clist1;
user_data->selected_row = row;
}
/****************************************************************************/
static void on_goto_bt_clicked(GtkWidget *bt _U_, user_data_t *user_data _U_)
{
guint fnumber;
if (user_data->selected_clist1!=NULL) {
fnumber = GPOINTER_TO_UINT(gtk_clist_get_row_data(
GTK_CLIST(user_data->selected_clist1), user_data->selected_row) );
goto_frame(&cfile, fnumber);
}
}
/****************************************************************************/
/* re-dissects all packets */
static void on_refresh_bt_clicked(GtkWidget *bt _U_, user_data_t *user_data _U_)
{
gchar filter_text_h225[256];
gchar filter_text_h245[256];
/*gchar filter_text_rtp[256];*/
dfilter_t *sfcode;
GString *error_string;
/* clear the dialog box clists */
gtk_clist_clear(GTK_CLIST(user_data->clist1));
/* try to compile the filter for h225 */
g_snprintf(filter_text_h225,sizeof(filter_text_h225),
"h225 && (( ip.src==%s && tcp.srcport==%u && ip.dst==%s && tcp.dstport==%u ) || ( ip.src==%s && tcp.srcport==%u && ip.dst==%s && tcp.dstport==%u ))",
ip_to_str((ip_addr_p)&(user_data->ip_src)),
user_data->port_src,
ip_to_str((ip_addr_p)&(user_data->ip_dst)),
user_data->port_dst,
ip_to_str((ip_addr_p)&(user_data->ip_dst)),
user_data->port_dst,
ip_to_str((ip_addr_p)&(user_data->ip_src)),
user_data->port_src
);
if (!dfilter_compile(filter_text_h225, &sfcode)) {
simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, dfilter_error_msg);
return;
}
/* try to compile the filter for h245 */
g_snprintf(filter_text_h245,sizeof(filter_text_h245),
"h245 && (( ip.src==%s && tcp.srcport==%u ) || ( ip.dst==%s && tcp.dstport==%u ))",
ip_to_str((ip_addr_p)&(user_data->ip_src_h245)),
user_data->port_src_h245,
ip_to_str((ip_addr_p)&(user_data->ip_src_h245)),
user_data->port_src_h245
);
if (!dfilter_compile(filter_text_h245, &sfcode)) {
simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, dfilter_error_msg);
return;
}
/* register tap h225 listener */
error_string = register_tap_listener("h225", user_data, filter_text_h225,
h225_reset, h225_packet, h225_draw);
if (error_string != NULL) {
simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, error_string->str);
g_string_free(error_string, TRUE);
return;
}
/* register tap h245 listener */
error_string = register_tap_listener("h245", user_data, filter_text_h245,
NULL, h245_packet, NULL);
if (error_string != NULL) {
simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, error_string->str);
g_string_free(error_string, TRUE);
return;
}
/* retap all packets */
retap_packets(&cfile);
/* remove tap listener again */
protect_thread_critical_region();
remove_tap_listener(user_data);
remove_tap_listener(user_data);
unprotect_thread_critical_region();
}
/************************************************************************************/
/************** Create the dialog box with all widgets ******************************/
void create_h225_dialog(user_data_t* user_data)
{
GtkWidget *window = NULL;
GtkWidget *clist_h225;
GtkWidget *label_stats;
GtkWidget *main_vb;
GtkWidget *label;
GtkWidget *scrolled_window;
GtkWidget *box4, *goto_bt, *close_bt, *refresh_bt;
gchar label_forward[150];
gchar str_ip_src[16];
gchar str_ip_dst[16];
window = window_new(GTK_WINDOW_TOPLEVEL, "Ethereal: H.323 VoIP Analysis");
gtk_window_set_default_size(GTK_WINDOW(window), 700, 350);
/* Container for each row of widgets */
main_vb = gtk_vbox_new(FALSE, 2);
gtk_container_add(GTK_CONTAINER(window), main_vb);
gtk_container_set_border_width(GTK_CONTAINER(main_vb), 2);
gtk_widget_show(main_vb);
strcpy(str_ip_src, ip_to_str((ip_addr_p)&user_data->ip_src));
strcpy(str_ip_dst, ip_to_str((ip_addr_p)&user_data->ip_dst));
g_snprintf(label_forward, 149,
"\nAnalysing H.323 Call between %s port %u (Side A) and %s port %u (Side B)\n",
str_ip_src, user_data->port_src, str_ip_dst, user_data->port_dst);
/* label */
label = gtk_label_new(label_forward);
gtk_box_pack_start (GTK_BOX (main_vb), label, FALSE, FALSE, 0);
/* scrolled window */
scrolled_window = scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolled_window),
GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS);
gtk_box_pack_start (GTK_BOX (main_vb), scrolled_window, TRUE, TRUE, 0);
/* place for some statistics */
/*label_stats = gtk_label_new("\n");*/
/*gtk_box_pack_start(GTK_BOX(main_vb), label_stats, FALSE, FALSE, 0);*/
/* packet clist */
clist_h225 = gtk_clist_new_with_titles(7, titles);
gtk_container_add(GTK_CONTAINER(scrolled_window), clist_h225);
gtk_widget_show(clist_h225);
SIGNAL_CONNECT(clist_h225, "select_row", on_clist_select_row, user_data);
/* column widths and justification */
gtk_clist_set_column_width(GTK_CLIST(clist_h225), 0, 45);
gtk_clist_set_column_width(GTK_CLIST(clist_h225), 1, 90);
gtk_clist_set_column_width(GTK_CLIST(clist_h225), 2, 90);
gtk_clist_set_column_width(GTK_CLIST(clist_h225), 3, 140);
gtk_clist_set_column_width(GTK_CLIST(clist_h225), 4, 60);
gtk_clist_set_column_width(GTK_CLIST(clist_h225), 5, 140);
gtk_clist_set_column_justification(GTK_CLIST(clist_h225), 0, GTK_JUSTIFY_CENTER);
gtk_clist_set_column_justification(GTK_CLIST(clist_h225), 1, GTK_JUSTIFY_CENTER);
gtk_clist_set_column_justification(GTK_CLIST(clist_h225), 2, GTK_JUSTIFY_CENTER);
gtk_clist_set_column_justification(GTK_CLIST(clist_h225), 3, GTK_JUSTIFY_LEFT);
gtk_clist_set_column_justification(GTK_CLIST(clist_h225), 4, GTK_JUSTIFY_CENTER);
gtk_clist_set_column_justification(GTK_CLIST(clist_h225), 5, GTK_JUSTIFY_LEFT);
gtk_clist_set_column_justification(GTK_CLIST(clist_h225), 6, GTK_JUSTIFY_CENTER);
gtk_widget_show(scrolled_window);
/* buttons */
box4 = gtk_hbutton_box_new();
gtk_box_pack_start(GTK_BOX(main_vb), box4, FALSE, FALSE, 0);
gtk_container_set_border_width(GTK_CONTAINER(box4), 10);
gtk_button_box_set_layout(GTK_BUTTON_BOX (box4), GTK_BUTTONBOX_END);
gtk_button_box_set_spacing(GTK_BUTTON_BOX (box4), 10);
gtk_button_box_set_child_ipadding(GTK_BUTTON_BOX (box4), 4, 0);
gtk_widget_show(box4);
refresh_bt = BUTTON_NEW_FROM_STOCK(GTK_STOCK_REFRESH);
gtk_container_add(GTK_CONTAINER(box4), refresh_bt);
gtk_widget_show(refresh_bt);
SIGNAL_CONNECT(refresh_bt, "clicked", on_refresh_bt_clicked, user_data);
goto_bt = BUTTON_NEW_FROM_STOCK(GTK_STOCK_JUMP_TO);
gtk_container_add(GTK_CONTAINER(box4), goto_bt);
gtk_widget_show(goto_bt);
SIGNAL_CONNECT(goto_bt, "clicked", on_goto_bt_clicked, user_data);
close_bt = BUTTON_NEW_FROM_STOCK(GTK_STOCK_CLOSE);
gtk_container_add(GTK_CONTAINER(box4), close_bt);
GTK_WIDGET_SET_FLAGS(close_bt, GTK_CAN_DEFAULT);
gtk_widget_show(close_bt);
window_set_cancel_button(window, close_bt, window_cancel_button_cb);
SIGNAL_CONNECT(window, "delete_event", window_delete_event_cb, NULL);
SIGNAL_CONNECT(window, "destroy", on_destroy, user_data);
gtk_widget_show_all(window);
window_present(window);
/* some widget references need to be saved for outside use */
user_data->window = window;
user_data->clist1 = GTK_CLIST(clist_h225);
user_data->label_stats = label;
user_data->selected_clist1 = GTK_CLIST(clist_h225);
user_data->selected_row = 0;
}
/****************************************************************************/
void h323_analysis(
guint32 ip_src,
guint16 port_src,
guint32 ip_dst,
guint16 port_dst,
guint32 ip_src_h245,
guint16 port_src_h245
)
{
user_data_t *user_data;
/* init */
user_data = g_malloc(sizeof(user_data_t));
user_data->ip_src = ip_src;
user_data->port_src = port_src;
user_data->ip_dst = ip_dst;
user_data->port_dst = port_dst;
user_data->ip_src_h245 = ip_src_h245;
user_data->port_src_h245 = port_src_h245;
/* create the dialog box */
create_h225_dialog(user_data);
/* proceed as if the Refresh button would have been pressed */
on_refresh_bt_clicked(NULL, user_data);
}

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/* h323_analysis.h
* H323 analysis addition for ethereal
*
* Copyright 2004, Iskratel, Ltd, Kranj
* By Miha Jemec <m.jemec@iskratel.si>
*
* 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.
*/
#ifndef H323_ANALYSIS_H_INCLUDED
#define H323_ANALYSIS_H_INCLUDED
#include <glib.h>
/** @file
* ???
* @todo what's this?
*/
void h323_analysis(
guint32 ip_src, /* network-order IPv4 address */
guint16 port_src,
guint32 ip_dst, /* network-order IPv4 address */
guint16 port_dst,
guint32 ip_src_h245, /* network-order IPv4 address */
guint16 port_src_h245
);
#endif /* H323_ANALYSIS_H_INCLUDED*/

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/* h323_conversations.c
* H323 conversations summary addition for ethereal
*
* Copyright 2004, Iskratel, Ltd, Kranj
* By Miha Jemec <m.jemec@iskratel.si>
*
* based on rtp_stream.c
* Copyright 2003, Alcatel Business Systems
* By Lars Ruoff <lars.ruoff@gmx.net>
*
* 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 "h323_conversations.h"
#include "h323_conversations_dlg.h"
#include "globals.h"
#include <epan/tap.h>
#include "register.h"
#include <epan/dissectors/packet-h225.h>
#include <epan/dissectors/packet-h245.h>
#include "alert_box.h"
#include "simple_dialog.h"
#ifdef HAVE_FCNTL_H
#include <fcntl.h>
#endif
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#include <string.h>
/****************************************************************************/
/* the one and only global h323conversations_tapinfo_t structure */
static h323conversations_tapinfo_t the_tapinfo_struct =
{0, NULL, 0, NULL, 0, FALSE, FALSE, 0, 0, 0};
/****************************************************************************/
/* GCompareFunc style comparison function for _h323_conversations_info */
gint h323_conversations_info_cmp(gconstpointer aa, gconstpointer bb)
{
const struct _h323_conversations_info* a = aa;
const struct _h323_conversations_info* b = bb;
if (a==b)
return 0;
if (a==NULL || b==NULL)
return 1;
if ((a->src_addr == b->src_addr)
&& (a->src_port == b->src_port)
&& (a->dest_addr == b->dest_addr)
&& (a->dest_port == b->dest_port)
)
return 0;
else if ((a->src_addr == b->dest_addr)
&& (a->src_port == b->dest_port)
&& (a->dest_addr == b->src_addr)
&& (a->dest_port == b->src_port)
)
return 0;
else
return 1;
}
/****************************************************************************/
/* when there is a [re]reading of packet's */
void h225conversations_reset(h323conversations_tapinfo_t *tapinfo)
{
GList* list;
/* free the data items first */
list = g_list_first(tapinfo->strinfo_list);
while (list)
{
g_free(list->data);
list = g_list_next(list);
}
g_list_free(tapinfo->strinfo_list);
tapinfo->strinfo_list = NULL;
tapinfo->nconversationss = 0;
tapinfo->npackets = 0;
tapinfo->setup_packets = 0;
tapinfo->completed_calls = 0;
tapinfo->rejected_calls = 0;
++(tapinfo->launch_count);
return;
}
/****************************************************************************/
/* redraw the output */
void h225conversations_draw(h323conversations_tapinfo_t *tapinfo _U_)
{
/* XXX: see h323conversations_on_update in h323_conversationss_dlg.c for comments
gtk_signal_emit_by_name(top_level, "signal_h225conversations_update");
*/
h323conversations_dlg_update(the_tapinfo_struct.strinfo_list);
return;
}
/****************************************************************************/
/* whenever a H225 packet is seen by the tap listener */
int h225conversations_packet(h323conversations_tapinfo_t *tapinfo _U_, packet_info *pinfo, epan_dissect_t *edt _U_, void *h225info)
{
h323_conversations_info_t tmp_strinfo;
h323_conversations_info_t *strinfo = NULL;
GList* list;
h225_packet_info *pi = h225info;
/* gather infos on the conversations this packet is part of */
g_memmove(&(tmp_strinfo.src_addr), pinfo->src.data, 4);
tmp_strinfo.src_port = pinfo->srcport;
g_memmove(&(tmp_strinfo.dest_addr), pinfo->dst.data, 4);
tmp_strinfo.dest_port = pinfo->destport;
/* check wether we already have a conversations with these parameters in the list */
list = g_list_first(tapinfo->strinfo_list);
while (list)
{
if (h323_conversations_info_cmp(&tmp_strinfo, (h323_conversations_info_t*)(list->data))==0)
{
strinfo = (h323_conversations_info_t*)(list->data); /*found!*/
break;
}
list = g_list_next(list);
}
/* not in the list? then create a new entry */
if (!strinfo) {
tmp_strinfo.call_state = UNKNOWN;
tmp_strinfo.npackets = 0;
tmp_strinfo.h245packets = 0;
tmp_strinfo.first_frame_num = pinfo->fd->num;
tmp_strinfo.faststart = pi->is_faststart;
tmp_strinfo.is_h245 = pi->is_h245;
tmp_strinfo.h245address = pi->h245_address;
tmp_strinfo.h245port = pi->h245_port;
strinfo = g_malloc(sizeof(h323_conversations_info_t));
*strinfo = tmp_strinfo; /* memberwise copy of struct */
tapinfo->strinfo_list = g_list_append(tapinfo->strinfo_list, strinfo);
}
/* ok, there is an entry, but is it also an entry for h.245 address.
* h.245 address can be provided in connect message, but entry for this conversation
* already exists at this point */
else if (pi->is_h245) {
strinfo->is_h245 = pi->is_h245;
strinfo->h245address = pi->h245_address;
strinfo->h245port = pi->h245_port;
}
/* we check the faststart again in the connect message, if there is no
* faststart field in connect message, we asume, there is no faststart */
if ((pi->cs_type == H225_CONNECT) && (pi->is_faststart == 0))
strinfo->faststart = 0;
/* in the list or not in the list, we want the status */
/* we have four states: CALL SETUP, IN_CALL, COMPLETED, REJECTED
* CALL_SETUP: if the setup, call proceding, alerting,
* IN_CALL: connect
* COMPLETED: release complete after connect
* REJECTED: release complete without connect
*/
switch (pi->cs_type) {
case H225_SETUP:
strinfo->call_state = CALL_SETUP;
++(tapinfo->setup_packets);
break;
case H225_CALL_PROCEDING:
strinfo->call_state = CALL_SETUP;
break;
case H225_ALERTING:
strinfo->call_state = CALL_SETUP;
break;
case H225_CONNECT:
strinfo->call_state = IN_CALL;
break;
case H225_RELEASE_COMPLET:
if (strinfo->call_state == IN_CALL) {
strinfo->call_state = COMPLETED;
++(tapinfo->completed_calls);
}
else if (strinfo->call_state == CALL_SETUP) {
strinfo->call_state = REJECTED;
++(tapinfo->rejected_calls);
}
else if (strinfo->call_state == COMPLETED)
strinfo->call_state = COMPLETED;
else if (strinfo->call_state == REJECTED)
strinfo->call_state = REJECTED;
else
strinfo->call_state = UNKNOWN;
case H225_OTHER:
;
}
/* increment the packets counter for this conversations */
++(strinfo->npackets);
/* increment the packets counter of all conversationss */
++(tapinfo->npackets);
return 1; /* refresh output */
}
/****************************************************************************/
/* scan for h323 conversationss */
void h323conversations_scan(void)
{
gboolean was_h225_registered = the_tapinfo_struct.is_h225_registered;
gboolean was_h245_registered = the_tapinfo_struct.is_h245_registered;
if (!the_tapinfo_struct.is_h225_registered)
register_tap_listener_h225_conversations();
if (!the_tapinfo_struct.is_h245_registered)
register_tap_listener_h245_conversations();
retap_packets(&cfile);
if (!was_h225_registered)
remove_tap_listener_h225_conversations();
if (!was_h245_registered)
remove_tap_listener_h245_conversations();
}
/****************************************************************************/
const h323conversations_tapinfo_t* h323conversations_get_info(void)
{
return &the_tapinfo_struct;
}
/****************************************************************************/
/* TAP INTERFACE */
/****************************************************************************/
/****************************************************************************/
static void
h225conversations_init_tap(char *dummy _U_)
{
/* XXX: never called? */
}
/* XXX just copied from gtk/rpc_stat.c */
void protect_thread_critical_region(void);
void unprotect_thread_critical_region(void);
/****************************************************************************/
void
remove_tap_listener_h225_conversations(void)
{
if (the_tapinfo_struct.is_h225_registered) {
protect_thread_critical_region();
remove_tap_listener(&the_tapinfo_struct);
unprotect_thread_critical_region();
the_tapinfo_struct.is_h225_registered = FALSE;
}
}
/****************************************************************************/
void
register_tap_listener_h225_conversations(void)
{
GString *error_string;
if (!the_tapinfo_struct.is_h225_registered) {
register_ethereal_tap("h225", h225conversations_init_tap);
error_string = register_tap_listener("h225", &the_tapinfo_struct,
NULL,
(void*)h225conversations_reset, (void*)h225conversations_packet, (void*)h225conversations_draw);
if (error_string != NULL) {
simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK,
error_string->str);
g_string_free(error_string, TRUE);
exit(1);
}
the_tapinfo_struct.is_h225_registered = TRUE;
}
}
/****************************************************************************/
/* ***************************TAP for h245 **********************************/
/****************************************************************************/
/****************************************************************************/
/* redraw the output */
void h245conversations_draw(h323conversations_tapinfo_t *tapinfo _U_)
{
h323conversations_dlg_update(the_tapinfo_struct.strinfo_list);
return;
}
/****************************************************************************/
/* whenever a H245 packet is seen by the tap listener */
int h245conversations_packet(h323conversations_tapinfo_t *tapinfo _U_, packet_info *pinfo, epan_dissect_t *edt _U_, void *h245info _U_)
{
GList* list;
struct _h323_conversations_info* a;
guint32 src, dst;
guint16 srcp, dstp;
/* check wether this packet is a part of any H323 conversation in the list*/
list = g_list_first(tapinfo->strinfo_list);
while (list)
{
a = (h323_conversations_info_t*)(list->data);
g_memmove(&src, pinfo->src.data, 4);
g_memmove(&dst, pinfo->dst.data, 4);
//src = *(pinfo->src.data);
//dst = *(pinfo->dst.data);
srcp = pinfo->srcport;
dstp = pinfo->destport;
if ( ((a->h245address == src) && (a->h245port == srcp) ) ||
( (a->h245address == dst) && (a->h245port == dstp)) ) {
/* in the list? increment packet number */
++(a->h245packets);
break;
}
list = g_list_next(list);
}
return 1; /* refresh output */
}
/****************************************************************************/
static void
h245conversations_init_tap(char *dummy _U_)
{
/* XXX: never called? */
}
/****************************************************************************/
void
remove_tap_listener_h245_conversations(void)
{
if (the_tapinfo_struct.is_h245_registered) {
protect_thread_critical_region();
remove_tap_listener(&the_tapinfo_struct);
unprotect_thread_critical_region();
the_tapinfo_struct.is_h245_registered = FALSE;
}
}
/****************************************************************************/
void
register_tap_listener_h245_conversations(void)
{
GString *error_string;
if (!the_tapinfo_struct.is_h245_registered) {
register_ethereal_tap("h245", h245conversations_init_tap);
error_string = register_tap_listener("h245", &the_tapinfo_struct,
NULL,
(void*)h245conversations_reset, (void*)h245conversations_packet, (void*)h245conversations_draw);
if (error_string != NULL) {
simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK,
error_string->str);
g_string_free(error_string, TRUE);
exit(1);
}
the_tapinfo_struct.is_h245_registered = TRUE;
}
}
void h245conversations_reset(h323conversations_tapinfo_t *tapinfo _U_)
{
return;
}

128
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/* h323_conversations.h
* H323 conversations summary addition for ethereal
*
* Copyright 2004, Iskratel, Ltd, Kranj
* By Miha Jemec <m.jemec@iskratel.si>
*
* based on rtp_stream.h
* Copyright 2003, Alcatel Business Systems
* By Lars Ruoff <lars.ruoff@gmx.net>
*
* 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.
*/
#ifndef H323_STREAM_H_INCLUDED
#define H323_STREAM_H_INCLUDED
#include <glib.h>
#include <stdio.h>
/****************************************************************************/
/* defines h323 state */
typedef enum _h323_call_state {
CALL_SETUP,
IN_CALL,
COMPLETED,
REJECTED,
UNKNOWN
} h323_call_state;
/* defines an h323 conversation */
typedef struct _h323_conversations_info {
h323_call_state call_state;
guint32 src_addr;
guint16 src_port;
guint32 dest_addr;
guint16 dest_port;
guint8 pt;
guint32 npackets;
gboolean faststart;
/* if there are also h245 messages */
gboolean is_h245;
guint32 h245packets;
guint32 h245address;
guint16 h245port;
guint32 first_frame_num; /* frame number of first frame */
} h323_conversations_info_t;
/* structure that holds the information about all detected conversationss */
/* struct holding all information of the tap */
typedef struct _h323conversations_tapinfo {
int nconversationss; /* number of conversationss in the list */
GList* strinfo_list; /* list with all conversationss */
int npackets; /* total number of h323 packets of all conversationss */
h323_conversations_info_t* filter_conversations_fwd; /* used as filter in some tap modes */
guint32 launch_count; /* number of times the tap has been run */
gboolean is_h225_registered; /* if the tap listener is currently registered or not */
gboolean is_h245_registered; /* if the tap listener is currently registered or not */
int setup_packets;
int completed_calls;
int rejected_calls;
} h323conversations_tapinfo_t;
/****************************************************************************/
/* INTERFACE */
/*
* Registers the h323_conversationss tap listener (if not already done).
* From that point on, the H323 conversationss list will be updated with every redissection.
* This function is also the entry point for the initialization routine of the tap system.
* So whenever h323_conversations.c is added to the list of ETHEREAL_TAP_SRCs, the tap will be registered on startup.
* If not, it will be registered on demand by the h323_conversationss and h323_analysis functions that need it.
*/
void register_tap_listener_h225_conversations(void);
void register_tap_listener_h245_conversations(void);
/*
* Removes the h323_conversationss tap listener (if not already done)
* From that point on, the H323 conversationss list won't be updated any more.
*/
void remove_tap_listener_h225_conversations(void);
void remove_tap_listener_h245_conversations(void);
/*
* Retrieves a constant reference to the unique info structure of the h323_conversationss tap listener.
* The user should not modify the data pointed to.
*/
const h323conversations_tapinfo_t* h323conversations_get_info(void);
/*
* Cleans up memory of h323 conversationss tap.
*/
void h225conversations_reset(h323conversations_tapinfo_t *tapinfo);
void h245conversations_reset(h323conversations_tapinfo_t *tapinfo);
/*
* Scans all packets for H225 conversationss and updates the H225 conversationss list.
* (redissects all packets)
*/
void h323conversations_scan(void);
/*
* Marks all packets belonging to conversations.
* (can be NULL)
* (redissects all packets)
*/
void h323conversations_mark(h323_conversations_info_t* conversations_fwd);
#endif /*H323_STREAM_H_INCLUDED*/

555
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/* h323_conversations_dlg.c
* H323 conversations summary addition for ethereal
*
* Copyright 2004, Iskratel, Ltd, Kranj
* By Miha Jemec <m.jemec@iskratel.si>
*
* based on rtp_stream_dlg.c
* Copyright 2003, Alcatel Business Systems
* By Lars Ruoff <lars.ruoff@gmx.net>
*
* 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 "h323_conversations_dlg.h"
#include "h323_conversations.h"
#include "h323_analysis.h"
#include "globals.h"
#include "epan/filesystem.h"
#include "tap_menu.h"
#include "dlg_utils.h"
#include "ui_util.h"
#include "compat_macros.h"
#include "gtkglobals.h"
#include "image/clist_ascend.xpm"
#include "image/clist_descend.xpm"
#include <string.h>
typedef const guint8 * ip_addr_p;
static const gchar FWD_LABEL_TEXT[] = "Select one conversation with left mouse button\n";
/****************************************************************************/
/* pointer to the one and only dialog window */
static GtkWidget *h323_conversations_dlg = NULL;
static GtkWidget *clist = NULL;
static GtkWidget *top_label = NULL;
static GtkWidget *status_label = NULL;
static GtkWidget *label_fwd = NULL;
static h323_conversations_info_t* selected_conversations_fwd = NULL; /* current selection */
static GList *last_list = NULL;
static guint32 conversationss_nb = 0; /* number of displayed conversationss */
/****************************************************************************/
/* append a line to clist */
static void add_to_clist(h323_conversations_info_t* strinfo)
{
gchar label_text[256];
gint added_row;
gchar *data[8];
gchar field[8][30];
data[0]=&field[0][0];
data[1]=&field[1][0];
data[2]=&field[2][0];
data[3]=&field[3][0];
data[4]=&field[4][0];
data[5]=&field[5][0];
data[6]=&field[6][0];
data[7]=&field[7][0];
g_snprintf(field[0], 20, "%s", ip_to_str((const guint8*)&(strinfo->src_addr)));
g_snprintf(field[1], 20, "%u", strinfo->src_port);
g_snprintf(field[2], 20, "%s", ip_to_str((const guint8*)&(strinfo->dest_addr)));
g_snprintf(field[3], 20, "%u", strinfo->dest_port);
g_snprintf(field[4], 20, "%s", strinfo->faststart? "TRUE":"FALSE");
g_snprintf(field[5], 20, "%u", strinfo->npackets);
g_snprintf(field[6], 20, "%u", strinfo->h245packets);
switch (strinfo->call_state) {
case (CALL_SETUP):
g_snprintf(field[7], 20, "%s", "CALL SETUP");
break;
case (IN_CALL):
g_snprintf(field[7], 20, "%s", "IN CALL");
break;
case (COMPLETED):
g_snprintf(field[7], 20, "%s", "COMPLETED");
break;
case (REJECTED):
g_snprintf(field[7], 20, "%s", "REJECTED");
break;
case (UNKNOWN):
g_snprintf(field[7], 20, "%s", "UNKNOWN");
}
added_row = gtk_clist_append(GTK_CLIST(clist), data);
/* set data pointer of last row to point to user data for that row */
gtk_clist_set_row_data(GTK_CLIST(clist), added_row, strinfo);
/* Update the top label with the number of detected conversationss */
sprintf(label_text,
"Detected %d H323 Conversations. Choose one for analysis",
++conversationss_nb);
gtk_label_set(GTK_LABEL(top_label), label_text);
/* Update the status label with the number of total messages */
sprintf(label_text,
"Total Setup packets: %d Completed calls: %d Rejected calls: %d\n",
h323conversations_get_info()->setup_packets,
h323conversations_get_info()->completed_calls,
h323conversations_get_info()->rejected_calls);
gtk_label_set(GTK_LABEL(status_label), label_text);
}
/****************************************************************************/
/* CALLBACKS */
/****************************************************************************/
static void
h323conversations_on_destroy (GtkObject *object _U_,
gpointer user_data _U_)
{
/* Remove the conversations tap listener */
remove_tap_listener_h225_conversations();
remove_tap_listener_h245_conversations();
/* Clean up memory used by conversations tap */
h225conversations_reset((h323conversations_tapinfo_t*) h323conversations_get_info());
/* Note that we no longer have a "H.323 Conversations" dialog box. */
h323_conversations_dlg = NULL;
}
/****************************************************************************/
static void
h323conversations_on_unselect (GtkButton *button _U_,
gpointer user_data _U_)
{
selected_conversations_fwd = NULL;
gtk_clist_unselect_all(GTK_CLIST(clist));
gtk_label_set_text(GTK_LABEL(label_fwd), FWD_LABEL_TEXT);
}
/****************************************************************************/
static void
h323conversations_on_filter (GtkButton *button _U_,
gpointer user_data _U_)
{
gchar *filter_string = NULL;
gchar *filter_string_fwd = NULL;
if (selected_conversations_fwd==NULL)
return;
/* if also address for h245 packets is known */
else if (selected_conversations_fwd->is_h245) {
filter_string_fwd = g_strdup_printf(
"((ip.addr==%s && tcp.port==%u && ip.addr==%s && tcp.port==%u) and h225) or ((ip.addr==%s && tcp.port==%u) and h245)",
ip_to_str((const guint8*)&(selected_conversations_fwd->src_addr)),
selected_conversations_fwd->src_port,
ip_to_str((const guint8*)&(selected_conversations_fwd->dest_addr)),
selected_conversations_fwd->dest_port,
ip_to_str((const guint8*)&(selected_conversations_fwd->h245address)),
selected_conversations_fwd->h245port);
}
/* else filter only h225 packets */
else {
filter_string_fwd = g_strdup_printf(
"(ip.addr==%s && tcp.port==%u && ip.addr==%s && tcp.port==%u) and h225",
ip_to_str((const guint8*)&(selected_conversations_fwd->src_addr)),
selected_conversations_fwd->src_port,
ip_to_str((const guint8*)&(selected_conversations_fwd->dest_addr)),
selected_conversations_fwd->dest_port);
}
filter_string = filter_string_fwd;
gtk_entry_set_text(GTK_ENTRY(main_display_filter_widget), filter_string);
g_free(filter_string);
/*
main_filter_packets(&cfile, filter_string, FALSE);
h323conversations_dlg_update(h323conversations_get_info()->strinfo_list);
*/
}
/****************************************************************************/
static void
h323conversations_on_analyse (GtkButton *button _U_,
gpointer user_data _U_)
{
guint32 ip_src = 0;
guint16 port_src = 0;
guint32 ip_dst = 0;
guint16 port_dst = 0;
guint32 ip_src_h245 = 0;
guint16 port_src_h245 = 0;
if (selected_conversations_fwd) {
ip_src = selected_conversations_fwd->src_addr;
port_src = selected_conversations_fwd->src_port;
ip_dst = selected_conversations_fwd->dest_addr;
port_dst = selected_conversations_fwd->dest_port;
ip_src_h245 = selected_conversations_fwd->h245address;
port_src_h245 = selected_conversations_fwd->h245port;
}
h323_analysis(
ip_src,
port_src,
ip_dst,
port_dst,
ip_src_h245,
port_src_h245
);
}
/****************************************************************************/
/* when the user selects a row in the conversations list */
static void
h323conversations_on_select_row(GtkCList *clist,
gint row _U_,
gint column _U_,
GdkEventButton *event _U_,
gpointer user_data _U_)
{
gchar label_text[80];
selected_conversations_fwd = gtk_clist_get_row_data(GTK_CLIST(clist), row);
g_snprintf(label_text, 80, "Conversation: %s:%u <---> %s:%u\n",
ip_to_str((ip_addr_p)&selected_conversations_fwd->src_addr),
selected_conversations_fwd->src_port,
ip_to_str((ip_addr_p)&selected_conversations_fwd->dest_addr),
selected_conversations_fwd->dest_port
);
gtk_label_set_text(GTK_LABEL(label_fwd), label_text);
/*
gtk_widget_set_sensitive(save_bt, TRUE);
gtk_widget_set_sensitive(filter_bt, TRUE);
gtk_widget_set_sensitive(mark_bt, TRUE);
*/
/* TODO: activate other buttons when implemented */
}
/****************************************************************************/
#define NUM_COLS 8
typedef struct column_arrows {
GtkWidget *table;
GtkWidget *ascend_pm;
GtkWidget *descend_pm;
} column_arrows;
/****************************************************************************/
static void
h323conversations_click_column_cb(GtkCList *clist, gint column, gpointer data)
{
column_arrows *col_arrows = (column_arrows *) data;
int i;
gtk_clist_freeze(clist);
for (i=0; i<NUM_COLS; i++) {
gtk_widget_hide(col_arrows[i].ascend_pm);
gtk_widget_hide(col_arrows[i].descend_pm);
}
if (column == clist->sort_column) {
if (clist->sort_type == GTK_SORT_ASCENDING) {
clist->sort_type = GTK_SORT_DESCENDING;
gtk_widget_show(col_arrows[column].descend_pm);
} else {
clist->sort_type = GTK_SORT_ASCENDING;
gtk_widget_show(col_arrows[column].ascend_pm);
}
} else {
clist->sort_type = GTK_SORT_ASCENDING;
gtk_widget_show(col_arrows[column].ascend_pm);
gtk_clist_set_sort_column(clist, column);
}
gtk_clist_thaw(clist);
gtk_clist_sort(clist);
}
/****************************************************************************/
static gint
h323conversations_sort_column(GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
{
char *text1 = NULL;
char *text2 = NULL;
int i1, i2;
const GtkCListRow *row1 = (const GtkCListRow *) ptr1;
const GtkCListRow *row2 = (const GtkCListRow *) ptr2;
text1 = GTK_CELL_TEXT (row1->cell[clist->sort_column])->text;
text2 = GTK_CELL_TEXT (row2->cell[clist->sort_column])->text;
switch(clist->sort_column){
case 0:
case 2:
case 5:
case 7:
return strcmp (text1, text2);
case 1:
case 3:
case 4:
case 6:
i1=atoi(text1);
i2=atoi(text2);
return i1-i2;
}
g_assert_not_reached();
return 0;
}
/****************************************************************************/
/* INTERFACE */
/****************************************************************************/
static void h323conversations_dlg_create (void)
{
GtkWidget *h323conversations_dlg_w;
GtkWidget *main_vb;
GtkWidget *scrolledwindow;
GtkWidget *hbuttonbox;
GtkWidget *bt_unselect;
GtkWidget *bt_filter;
GtkWidget *bt_analyse;
GtkWidget *bt_close;
gchar *titles[8] = {"Side A IP addr", "Side B port", "Side B IP addr", "Side B port", "Faststart", "H225 pkts", "H245 pkts", "Status"};
column_arrows *col_arrows;
GtkWidget *column_lb;
int i;
h323conversations_dlg_w = dlg_window_new("Ethereal: H.323 Conversations");
gtk_window_set_default_size(GTK_WINDOW(h323conversations_dlg_w), 700, 300);
main_vb = gtk_vbox_new (FALSE, 0);
gtk_container_add(GTK_CONTAINER(h323conversations_dlg_w), main_vb);
gtk_container_set_border_width (GTK_CONTAINER (main_vb), 12);
top_label = gtk_label_new ("Detected 0 H.323 Conversations. Choose one conversation for analysis");
gtk_box_pack_start (GTK_BOX (main_vb), top_label, FALSE, FALSE, 8);
scrolledwindow = scrolled_window_new (NULL, NULL);
gtk_box_pack_start (GTK_BOX (main_vb), scrolledwindow, TRUE, TRUE, 0);
clist = gtk_clist_new (NUM_COLS);
gtk_container_add (GTK_CONTAINER (scrolledwindow), clist);
gtk_clist_set_column_width (GTK_CLIST (clist), 0, 100);
gtk_clist_set_column_width (GTK_CLIST (clist), 1, 70);
gtk_clist_set_column_width (GTK_CLIST (clist), 2, 100);
gtk_clist_set_column_width (GTK_CLIST (clist), 3, 70);
gtk_clist_set_column_width (GTK_CLIST (clist), 4, 60);
gtk_clist_set_column_width (GTK_CLIST (clist), 5, 60);
gtk_clist_set_column_width (GTK_CLIST (clist), 6, 60);
gtk_clist_set_column_width (GTK_CLIST (clist), 7, 100);
gtk_clist_set_column_justification(GTK_CLIST(clist), 0, GTK_JUSTIFY_CENTER);
gtk_clist_set_column_justification(GTK_CLIST(clist), 1, GTK_JUSTIFY_CENTER);
gtk_clist_set_column_justification(GTK_CLIST(clist), 2, GTK_JUSTIFY_CENTER);
gtk_clist_set_column_justification(GTK_CLIST(clist), 3, GTK_JUSTIFY_CENTER);
gtk_clist_set_column_justification(GTK_CLIST(clist), 4, GTK_JUSTIFY_CENTER);
gtk_clist_set_column_justification(GTK_CLIST(clist), 5, GTK_JUSTIFY_CENTER);
gtk_clist_set_column_justification(GTK_CLIST(clist), 6, GTK_JUSTIFY_CENTER);
gtk_clist_set_column_justification(GTK_CLIST(clist), 7, GTK_JUSTIFY_CENTER);
gtk_clist_column_titles_show (GTK_CLIST (clist));
gtk_clist_set_compare_func(GTK_CLIST(clist), h323conversations_sort_column);
gtk_clist_set_sort_column(GTK_CLIST(clist), 0);
gtk_clist_set_sort_type(GTK_CLIST(clist), GTK_SORT_ASCENDING);
gtk_widget_show(h323conversations_dlg_w);
/* sort by column feature */
col_arrows = (column_arrows *) g_malloc(sizeof(column_arrows) * NUM_COLS);
for (i=0; i<NUM_COLS; i++) {
col_arrows[i].table = gtk_table_new(2, 2, FALSE);
gtk_table_set_col_spacings(GTK_TABLE(col_arrows[i].table), 5);
column_lb = gtk_label_new(titles[i]);
gtk_table_attach(GTK_TABLE(col_arrows[i].table), column_lb, 0, 1, 0, 2, GTK_SHRINK, GTK_SHRINK, 0, 0);
gtk_widget_show(column_lb);
col_arrows[i].ascend_pm = xpm_to_widget(clist_ascend_xpm);
gtk_table_attach(GTK_TABLE(col_arrows[i].table), col_arrows[i].ascend_pm, 1, 2, 1, 2, GTK_SHRINK, GTK_SHRINK, 0, 0);
col_arrows[i].descend_pm = xpm_to_widget(clist_descend_xpm);
gtk_table_attach(GTK_TABLE(col_arrows[i].table), col_arrows[i].descend_pm, 1, 2, 0, 1, GTK_SHRINK, GTK_SHRINK, 0, 0);
/* make src-ip be the default sort order */
if (i == 0) {
gtk_widget_show(col_arrows[i].ascend_pm);
}
gtk_clist_set_column_widget(GTK_CLIST(clist), i, col_arrows[i].table);
gtk_widget_show(col_arrows[i].table);
}
SIGNAL_CONNECT(clist, "click-column", h323conversations_click_column_cb, col_arrows);
label_fwd = gtk_label_new (FWD_LABEL_TEXT);
gtk_box_pack_start (GTK_BOX (main_vb), label_fwd, FALSE, FALSE, 0);
status_label = gtk_label_new ("Total Setup packets: 0 Completed calls: 0 Rejected calls: 0\n");
gtk_box_pack_start (GTK_BOX (main_vb), status_label, FALSE, FALSE, 8);
/* button row */
hbuttonbox = gtk_hbutton_box_new ();
gtk_box_pack_start (GTK_BOX (main_vb), hbuttonbox, FALSE, FALSE, 0);
gtk_button_box_set_layout (GTK_BUTTON_BOX (hbuttonbox), GTK_BUTTONBOX_SPREAD);
gtk_button_box_set_spacing (GTK_BUTTON_BOX (hbuttonbox), 30);
bt_unselect = gtk_button_new_with_label ("Unselect");
gtk_container_add (GTK_CONTAINER (hbuttonbox), bt_unselect);
bt_filter = gtk_button_new_with_label ("Set filter");
gtk_container_add (GTK_CONTAINER (hbuttonbox), bt_filter);
bt_analyse = gtk_button_new_with_label ("Analyse");
gtk_container_add (GTK_CONTAINER (hbuttonbox), bt_analyse);
bt_close = BUTTON_NEW_FROM_STOCK(GTK_STOCK_CLOSE);
gtk_container_add (GTK_CONTAINER (hbuttonbox), bt_close);
GTK_WIDGET_SET_FLAGS(bt_close, GTK_CAN_DEFAULT);
SIGNAL_CONNECT(clist, "select_row", h323conversations_on_select_row, NULL);
SIGNAL_CONNECT(bt_unselect, "clicked", h323conversations_on_unselect, NULL);
SIGNAL_CONNECT(bt_filter, "clicked", h323conversations_on_filter, NULL);
SIGNAL_CONNECT(bt_analyse, "clicked", h323conversations_on_analyse, NULL);
window_set_cancel_button(h323conversations_dlg_w, bt_close, window_cancel_button_cb);
SIGNAL_CONNECT(h323conversations_dlg_w, "delete_event", window_delete_event_cb, NULL);
SIGNAL_CONNECT(h323conversations_dlg_w, "destroy", h323conversations_on_destroy, NULL);
gtk_widget_show_all(h323conversations_dlg_w);
window_present(h323conversations_dlg_w);
h323conversations_on_unselect(NULL, NULL);
h323_conversations_dlg = h323conversations_dlg_w;
}
/****************************************************************************/
/* PUBLIC */
/****************************************************************************/
/****************************************************************************/
/* update the contents of the dialog box clist */
/* list: pointer to list of h323_conversations_info_t* */
void h323conversations_dlg_update(GList *list)
{
gchar label_text[256];
if (h323_conversations_dlg != NULL) {
gtk_clist_clear(GTK_CLIST(clist));
conversationss_nb = 0;
sprintf(label_text,
"Total Setup packets: %d Completed calls: %d Rejected calls: %d\n",
h323conversations_get_info()->setup_packets,
h323conversations_get_info()->completed_calls,
h323conversations_get_info()->rejected_calls);
gtk_label_set(GTK_LABEL(status_label), label_text);
list = g_list_first(list);
while (list)
{
add_to_clist((h323_conversations_info_t*)(list->data));
list = g_list_next(list);
}
h323conversations_on_unselect(NULL, NULL);
}
last_list = list;
}
/****************************************************************************/
/* update the contents of the dialog box clist */
/* list: pointer to list of h323_conversations_info_t* */
void h323conversations_dlg_show(GList *list)
{
if (h323_conversations_dlg != NULL) {
/* There's already a dialog box; reactivate it. */
reactivate_window(h323_conversations_dlg);
/* Another list since last call? */
if (list != last_list) {
h323conversations_dlg_update(list);
}
}
else {
/* Create and show the dialog box */
h323conversations_dlg_create();
h323conversations_dlg_update(list);
}
}
/****************************************************************************/
/* entry point when called via the GTK menu */
void h323conversations_launch(GtkWidget *w _U_, gpointer data _U_)
{
/* Register the tap listener */
register_tap_listener_h225_conversations();
register_tap_listener_h245_conversations();
/* Scan for H323 conversations conversationss (redissect all packets) */
h323conversations_scan();
/* Show the dialog box with the list of conversationss */
h323conversations_dlg_show(h323conversations_get_info()->strinfo_list);
/* Tap listener will be removed and cleaned up in h323conversations_on_destroy */
}
/****************************************************************************/
void
register_tap_listener_h323_conversations_dlg(void)
{
register_tap_menu_item("H.323/Show All H323 Conversations...", REGISTER_TAP_GROUP_NONE,
h323conversations_launch, NULL, NULL, NULL);
}

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/* h323_conversations_dlg.h
* H323 conversations addition for ethereal
*
* Copyright 2004, Iskratel, Ltd, Kranj
* By Miha Jemec <m.jemec@iskratel.si>
*
* based on rtp_stream_dlg.h
* Copyright 2003, Alcatel Business Systems
* By Lars Ruoff <lars.ruoff@gmx.net>
*
* 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.
*/
#ifndef H323_STREAM_DLG_H_INCLUDED
#define H323_STREAM_DLG_H_INCLUDED
#include <gtk/gtk.h>
/**
* Create or reactivate the h323 streams dialog box.
*
* @param list pointer to list of rtp_stream_info_t*
*/
void h323conversations_dlg_show(GList *list);
/**
* Update the contents of the dialog box clist with that of list.
*
* @param list pointer to list of rtp_stream_info_t*
*/
void h323conversations_dlg_update(GList *list);
#endif /* H323_STREAM_DLG_H_INCLUDED*/