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/* gtp_stat.c
* gtp_stat 2008 Kari Tiirikainen
* Largely based on ldap_stat by Ronnie Sahlberg, all mistakes added by KTi
*
* $Id$
*
* 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.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#include <string.h>
#include <gtk/gtk.h>
#include <epan/packet_info.h>
#include <epan/epan.h>
#include <epan/value_string.h>
#include <epan/tap.h>
#include <epan/dissectors/packet-gtp.h>
#include "../register.h"
#include "../timestats.h"
#include "../simple_dialog.h"
#include "../file.h"
#include "../globals.h"
#include "../stat_menu.h"
#include "gtk/gui_utils.h"
#include "gtk/dlg_utils.h"
#include "gtk/filter_dlg.h"
#include "gtk/service_response_time_table.h"
#include "gtk/tap_dfilter_dlg.h"
#include "gtk/gtkglobals.h"
#include "gtk/main.h"
/* used to keep track of the statistics for an entire program interface */
typedef struct _gtpstat_t {
GtkWidget *win;
srt_stat_table gtp_srt_table;
} gtpstat_t;
static void
gtpstat_set_title(gtpstat_t *gtp)
{
char *title;
title = g_strdup_printf("GTP Control Plane Response Time statistics: %s",
cf_get_display_name(&cfile));
gtk_window_set_title(GTK_WINDOW(gtp->win), title);
g_free(title);
}
static void
gtpstat_reset(void *pgtp)
{
gtpstat_t *gtp=(gtpstat_t *)pgtp;
reset_srt_table_data(>p->gtp_srt_table);
gtpstat_set_title(gtp);
}
static int
gtpstat_packet(void *pgtp, packet_info *pinfo, epan_dissect_t *edt _U_, const void *psi)
{
const gtp_msg_hash_t *gtp=psi;
gtpstat_t *fs=(gtpstat_t *)pgtp;
int index=0;
/* we are only interested in reply packets */
if(gtp->is_request){
return 0;
}
/* if we have not seen the request, just ignore it */
if(!gtp->req_frame){
return 0;
}
/* Only use the commands we know how to handle, this is not a comprehensive list */
/* Redoing the message indexing is bit reduntant,*/
/* but using message type as such would yield a long gtp_srt_table.*/
/* Only a fragtion of the messages are matchable req/resp pairs,*/
/* it's just doesn't feel feasible*/
switch(gtp->msgtype){
case GTP_MSG_ECHO_REQ: index=0;
break;
case GTP_MSG_CREATE_PDP_REQ: index=1;
break;
case GTP_MSG_UPDATE_PDP_REQ: index=2;
break;
case GTP_MSG_DELETE_PDP_REQ: index=3;
break;
default:
return 0;
}
add_srt_table_data(&fs->gtp_srt_table, index, >p->req_time, pinfo);
return 1;
}
static void
gtpstat_draw(void *pgtp)
{
gtpstat_t *gtp=(gtpstat_t *)pgtp;
draw_srt_table_data(>p->gtp_srt_table);
}
static void
win_destroy_cb(GtkWindow *win _U_, gpointer data)
{
gtpstat_t *gtp=(gtpstat_t *)data;
protect_thread_critical_region();
remove_tap_listener(gtp);
unprotect_thread_critical_region();
free_srt_table_data(>p->gtp_srt_table);
g_free(gtp);
}
static void
gtk_gtpstat_init(const char *optarg, void *userdata _U_)
{
gtpstat_t *gtp;
const char *filter=NULL;
GtkWidget *label;
char *filter_string;
GString *error_string;
GtkWidget *vbox;
GtkWidget *bbox;
GtkWidget *close_bt;
if(!strncmp(optarg,"gtp,",4)){
filter=optarg+4;
} else {
filter="gtp"; /*NULL doesn't work here like in LDAP. Too little time/lazy to find out why ?*/
}
gtp=g_malloc(sizeof(gtpstat_t));
gtp->win=window_new(GTK_WINDOW_TOPLEVEL, "gtp-stat");
gtk_window_set_default_size(GTK_WINDOW(gtp->win), 550, 400);
gtpstat_set_title(gtp);
vbox=gtk_vbox_new(FALSE, 3);
gtk_container_add(GTK_CONTAINER(gtp->win), vbox);
gtk_container_set_border_width(GTK_CONTAINER(vbox), 12);
label=gtk_label_new("GTP Service Response Time statistics");
gtk_box_pack_start(GTK_BOX(vbox), label, FALSE, FALSE, 0);
filter_string = g_strdup_printf("Filter: %s", filter ? filter : "");
label=gtk_label_new(filter_string);
g_free(filter_string);
gtk_label_set_line_wrap(GTK_LABEL(label), TRUE);
gtk_box_pack_start(GTK_BOX(vbox), label, FALSE, FALSE, 0);
label=gtk_label_new("GTP Requests");
gtk_box_pack_start(GTK_BOX(vbox), label, FALSE, FALSE, 0);
/* We must display TOP LEVEL Widget before calling init_srt_table() */
gtk_widget_show_all(gtp->win);
init_srt_table(>p->gtp_srt_table, 4, vbox, NULL);
init_srt_table_row(>p->gtp_srt_table, 0, "Echo");
init_srt_table_row(>p->gtp_srt_table, 1, "Create PDP context");
init_srt_table_row(>p->gtp_srt_table, 2, "Update PDP context");
init_srt_table_row(>p->gtp_srt_table, 3, "Delete PDP context");
error_string=register_tap_listener("gtp", gtp, filter, gtpstat_reset, gtpstat_packet, gtpstat_draw);
if(error_string){
simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, "%s", error_string->str);
g_string_free(error_string, TRUE);
g_free(gtp);
return;
}
/* Button row. */
bbox = dlg_button_row_new(GTK_STOCK_CLOSE, NULL);
gtk_box_pack_end(GTK_BOX(vbox), bbox, FALSE, FALSE, 0);
close_bt = g_object_get_data(G_OBJECT(bbox), GTK_STOCK_CLOSE);
window_set_cancel_button(gtp->win, close_bt, window_cancel_button_cb);
g_signal_connect(gtp->win, "delete_event", G_CALLBACK(window_delete_event_cb), NULL);
g_signal_connect(gtp->win, "destroy", G_CALLBACK(win_destroy_cb), gtp);
gtk_widget_show_all(gtp->win);
window_present(gtp->win);
cf_retap_packets(&cfile, FALSE);
gdk_window_raise(gtp->win->window);
}
static tap_dfilter_dlg gtp_stat_dlg = {
"GTP Control Plane Response Time Statistics",
"gtp",
gtk_gtpstat_init,
-1
};
void
register_tap_listener_gtkgtpstat(void)
{
register_dfilter_stat(>p_stat_dlg, "GTP",
REGISTER_STAT_GROUP_RESPONSE_TIME);
}
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