diff options
Diffstat (limited to 'gtk/h323_analysis.c')
| -rw-r--r-- | gtk/h323_analysis.c | 1107 |
1 files changed, 553 insertions, 554 deletions
diff --git a/gtk/h323_analysis.c b/gtk/h323_analysis.c index 2197a6386d..6fd300e8ec 100644 --- a/gtk/h323_analysis.c +++ b/gtk/h323_analysis.c @@ -1,554 +1,553 @@ -/* 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);
-}
-
-
+/* 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 <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); +} + + |