forked from osmocom/wireshark
350 lines
8.5 KiB
C
350 lines
8.5 KiB
C
/* h225_ras_srt.c
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* h225 RAS Service Response Time statistics for ethereal
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* Copyright 2003 Lars Roland
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*
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* $Id$
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*
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* Ethereal - Network traffic analyzer
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* By Gerald Combs <gerald@ethereal.com>
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* Copyright 1998 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#ifdef HAVE_SYS_TYPES_H
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# include <sys/types.h>
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#endif
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#include <string.h>
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#include <gtk/gtk.h>
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#include <epan/packet_info.h>
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#include <epan/epan.h>
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#include <epan/value_string.h>
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#include "tap_menu.h"
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#include <epan/tap.h>
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#include "../register.h"
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#include <epan/dissectors/packet-h225.h>
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#include "../timestats.h"
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#include "gtk_stat_util.h"
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#include "compat_macros.h"
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#include "../simple_dialog.h"
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#include "dlg_utils.h"
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#include "../file.h"
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#include "../globals.h"
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#include "../tap_dfilter_dlg.h"
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#include "tap_dfilter_dlg.h"
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#include "ui_util.h"
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static void gtk_h225rassrt_init(const char *optarg);
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static tap_dfilter_dlg h225_rassrt_dlg = {
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"H.225 RAS Service Response Time",
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"h225,srt",
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gtk_h225rassrt_init,
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-1
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};
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/* following values represent the size of their valuestring arrays */
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#define NUM_RAS_STATS 7
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static const value_string ras_message_category[] = {
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{ 0, "Gatekeeper "},
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{ 1, "Registration "},
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{ 2, "UnRegistration"},
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{ 3, "Admission "},
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{ 4, "Bandwidth "},
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{ 5, "Disengage "},
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{ 6, "Location "},
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{ 0, NULL }
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};
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typedef enum _ras_type {
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RAS_REQUEST,
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RAS_CONFIRM,
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RAS_REJECT,
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RAS_OTHER
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}ras_type;
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typedef enum _ras_category {
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RAS_GATEKEEPER,
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RAS_REGISTRATION,
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RAS_UNREGISTRATION,
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RAS_ADMISSION,
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RAS_BANDWIDTH,
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RAS_DISENGAGE,
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RAS_LOCATION,
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RAS_OTHERS
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}ras_category;
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/* Summary of response-time calculations*/
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typedef struct _h225_rtd_t {
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guint32 open_req_num;
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guint32 disc_rsp_num;
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guint32 req_dup_num;
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guint32 rsp_dup_num;
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timestat_t stats;
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} h225_rtd_t;
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/* used to keep track of the statistics for an entire program interface */
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typedef struct _h225rassrt_t {
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GtkWidget *win;
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GtkWidget *vbox;
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char *filter;
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GtkWidget *scrolled_window;
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GtkCList *table;
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h225_rtd_t ras_rtd[NUM_RAS_STATS];
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} h225rassrt_t;
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static void
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h225rassrt_reset(void *phs)
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{
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h225rassrt_t *hs=(h225rassrt_t *)phs;
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int i;
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for(i=0;i<NUM_RAS_STATS;i++) {
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hs->ras_rtd[i].stats.num = 0;
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hs->ras_rtd[i].stats.min_num = 0;
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hs->ras_rtd[i].stats.max_num = 0;
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hs->ras_rtd[i].stats.min.secs = 0;
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hs->ras_rtd[i].stats.min.nsecs = 0;
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hs->ras_rtd[i].stats.max.secs = 0;
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hs->ras_rtd[i].stats.max.nsecs = 0;
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hs->ras_rtd[i].stats.tot.secs = 0;
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hs->ras_rtd[i].stats.tot.nsecs = 0;
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hs->ras_rtd[i].open_req_num = 0;
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hs->ras_rtd[i].disc_rsp_num = 0;
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hs->ras_rtd[i].req_dup_num = 0;
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hs->ras_rtd[i].rsp_dup_num = 0;
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}
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}
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static int
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h225rassrt_packet(void *phs, packet_info *pinfo _U_, epan_dissect_t *edt _U_, const void *phi)
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{
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h225rassrt_t *hs=(h225rassrt_t *)phs;
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const h225_packet_info *pi=phi;
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ras_type rasmsg_type = RAS_OTHER;
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ras_category rascategory = RAS_OTHERS;
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if (pi->msg_type != H225_RAS || pi->msg_tag == -1) {
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/* No RAS Message or uninitialized msg_tag -> return */
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return 0;
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}
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if (pi->msg_tag < 21) {
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/* */
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rascategory = pi->msg_tag / 3;
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rasmsg_type = pi->msg_tag % 3;
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}
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else {
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/* No SRT yet (ToDo) */
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return 0;
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}
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switch(rasmsg_type) {
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case RAS_REQUEST:
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if(pi->is_duplicate){
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hs->ras_rtd[rascategory].req_dup_num++;
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}
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else {
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hs->ras_rtd[rascategory].open_req_num++;
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}
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break;
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case RAS_CONFIRM:
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/* no break - delay stats are identical for Confirm and Reject */
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case RAS_REJECT:
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if(pi->is_duplicate){
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/* Duplicate is ignored */
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hs->ras_rtd[rascategory].rsp_dup_num++;
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}
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else if (!pi->request_available) {
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/* no request was seen, ignore response */
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hs->ras_rtd[rascategory].disc_rsp_num++;
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}
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else {
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hs->ras_rtd[rascategory].open_req_num--;
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time_stat_update(&(hs->ras_rtd[rascategory].stats),&(pi->delta_time), pinfo);
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}
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break;
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default:
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return 0;
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break;
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}
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return 1;
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}
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static void
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h225rassrt_draw(void *phs)
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{
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h225rassrt_t *hs=(h225rassrt_t *)phs;
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int i;
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char *str[11];
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for(i=0;i<11;i++) {
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str[i]=g_malloc(sizeof(char[256]));
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}
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/* Now print Message and Reason Counter Table */
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/* clear list before printing */
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gtk_clist_clear(hs->table);
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for(i=0;i<NUM_RAS_STATS;i++) {
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/* nothing seen, nothing to do */
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if(hs->ras_rtd[i].stats.num==0){
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continue;
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}
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g_snprintf(str[0], sizeof(char[256]),
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"%s", val_to_str(i,ras_message_category,"Other"));
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g_snprintf(str[1], sizeof(char[256]),
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"%7d", hs->ras_rtd[i].stats.num);
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g_snprintf(str[2], sizeof(char[256]),
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"%8.2f msec", nstime_to_msec(&(hs->ras_rtd[i].stats.min)));
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g_snprintf(str[3], sizeof(char[256]),
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"%8.2f msec", nstime_to_msec(&(hs->ras_rtd[i].stats.max)));;
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g_snprintf(str[4], sizeof(char[256]),
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"%8.2f msec", get_average(&(hs->ras_rtd[i].stats.tot), hs->ras_rtd[i].stats.num));
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g_snprintf(str[5], sizeof(char[256]),
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"%6u", hs->ras_rtd[i].stats.min_num);
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g_snprintf(str[6], sizeof(char[256]),
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"%6u", hs->ras_rtd[i].stats.max_num);
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g_snprintf(str[7], sizeof(char[256]),
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"%4u", hs->ras_rtd[i].open_req_num);
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g_snprintf(str[8], sizeof(char[256]),
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"%4u", hs->ras_rtd[i].disc_rsp_num);
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g_snprintf(str[9], sizeof(char[256]),
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"%4u", hs->ras_rtd[i].req_dup_num);
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g_snprintf(str[10], sizeof(char[256]),
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"%4u", hs->ras_rtd[i].rsp_dup_num);
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gtk_clist_append(GTK_CLIST(hs->table), str);
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}
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gtk_widget_show(GTK_WIDGET(hs->table));
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}
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void protect_thread_critical_region(void);
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void unprotect_thread_critical_region(void);
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static void
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win_destroy_cb(GtkWindow *win _U_, gpointer data)
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{
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h225rassrt_t *hs=(h225rassrt_t *)data;
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protect_thread_critical_region();
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remove_tap_listener(hs);
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unprotect_thread_critical_region();
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if(hs->filter){
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g_free(hs->filter);
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hs->filter=NULL;
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}
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g_free(hs);
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}
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static const gchar *titles[]={
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"RAS-Type",
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"Measurements",
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"Min RTT",
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"Max RTT",
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"Avg RTT",
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"Min in Frame",
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"Max in Frame",
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"Open Requests",
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"Discarded Responses",
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"Repeated Requests",
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"Repeated Responses" };
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static void
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gtk_h225rassrt_init(const char *optarg)
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{
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h225rassrt_t *hs;
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const char *filter=NULL;
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GString *error_string;
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GtkWidget *bbox;
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GtkWidget *close_bt;
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if(strncmp(optarg,"h225,srt,",9) == 0){
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filter=optarg+9;
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} else {
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filter="";
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}
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hs=g_malloc(sizeof(h225rassrt_t));
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hs->filter=g_strdup(filter);
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h225rassrt_reset(hs);
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hs->win=window_new(GTK_WINDOW_TOPLEVEL, "h225-ras-srt");
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gtk_window_set_default_size(GTK_WINDOW(hs->win), 600, 300);
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hs->vbox=gtk_vbox_new(FALSE, 3);
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gtk_container_set_border_width(GTK_CONTAINER(hs->vbox), 12);
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init_main_stat_window(hs->win, hs->vbox, "H.225 RAS Service Response Time", filter);
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/* init a scrolled window*/
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hs->scrolled_window = scrolled_window_new(NULL, NULL);
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hs->table = create_stat_table(hs->scrolled_window, hs->vbox, 11, titles);
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error_string=register_tap_listener("h225", hs, filter, h225rassrt_reset, h225rassrt_packet, h225rassrt_draw);
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if(error_string){
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simple_dialog(ESD_TYPE_ERROR, ESD_BTN_OK, error_string->str);
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g_string_free(error_string, TRUE);
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g_free(hs->filter);
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g_free(hs);
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return;
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}
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/* Button row. */
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bbox = dlg_button_row_new(GTK_STOCK_CLOSE, NULL);
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gtk_box_pack_end(GTK_BOX(hs->vbox), bbox, FALSE, FALSE, 0);
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close_bt = OBJECT_GET_DATA(bbox, GTK_STOCK_CLOSE);
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window_set_cancel_button(hs->win, close_bt, window_cancel_button_cb);
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SIGNAL_CONNECT(hs->win, "delete_event", window_delete_event_cb, NULL);
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SIGNAL_CONNECT(hs->win, "destroy", win_destroy_cb, hs);
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gtk_widget_show_all(hs->win);
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window_present(hs->win);
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cf_retap_packets(&cfile);
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}
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void
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register_tap_listener_gtk_h225rassrt(void)
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{
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register_tap_listener_cmd_arg("h225,srt", gtk_h225rassrt_init);
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register_tap_menu_item("H.225 RAS...", REGISTER_TAP_GROUP_RESPONSE_TIME,
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gtk_tap_dfilter_dlg_cb, NULL, NULL, &(h225_rassrt_dlg));
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}
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