gtk/rpc_progs.c

   1 /* rpc_progs.c
   2  * rpc_progs   2002 Ronnie Sahlberg
   3  *
   4  * $Id$
   5  *
   6  * Wireshark - Network traffic analyzer
   7  * By Gerald Combs <gerald@wireshark.org>
   8  * Copyright 1998 Gerald Combs
   9  *
  10  * This program is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU General Public License
  12  * as published by the Free Software Foundation; either version 2
  13  * of the License, or (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  23  */
  24
  25 /* This module provides rpc call/reply SRT statistics to Wireshark.
  26  * It is only used by Wireshark and not TShark
  27  *
  28  * It serves as an example on how to use the tap api.
  29  */
  30
  31 #ifdef HAVE_CONFIG_H
  32 # include "config.h"
  33 #endif
  34
  35 #include <stdio.h>
  36
  37 #include <gtk/gtk.h>
  38
  39 #include <epan/packet_info.h>
  40 #include <epan/epan.h>
  41 #include <epan/stat_cmd_args.h>
  42 #include <epan/tap.h>
  43 #include <epan/dissectors/packet-rpc.h>
  44
  45 #include "../stat_menu.h"
  46 #include "../globals.h"
  47
  48 #include "gtk/gui_stat_menu.h"
  49 #include "gtk/gui_utils.h"
  50 #include "gtk/dlg_utils.h"
  51 #include "gtk/main.h"
  52
  53 #include "gtk/old-gtk-compat.h"
  54
  55 #define NANOSECS_PER_SEC 1000000000
  56
  57 static GtkWidget *win=NULL;
  58 static GtkWidget *table=NULL;
  59 static int num_progs=0;
  60
  61 /* used to keep track of statistics for a specific program/version */
  62 typedef struct _rpc_program_t {
  63         struct _rpc_program_t *next;
  64         guint32 program;
  65         GtkWidget *wprogram;
  66         gchar sprogram[24];
  67
  68         guint32 version;
  69         GtkWidget *wversion;
  70         gchar sversion[16];
  71
  72         int num;
  73         GtkWidget *wnum;
  74         gchar snum[16];
  75
  76         nstime_t min;
  77         GtkWidget *wmin;
  78         gchar smin[16];
  79
  80         nstime_t max;
  81         GtkWidget *wmax;
  82         gchar smax[16];
  83
  84         nstime_t tot;
  85         GtkWidget *wavg;
  86         gchar savg[16];
  87 } rpc_program_t;
  88
  89 static rpc_program_t *prog_list=NULL;
  90
  91
  92 static char *
  93 rpcprogs_gen_title(void)
  94 {
  95         char *title;
  96
  97         title = g_strdup_printf("ONC-RPC Program Statistics: %s",
  98             cf_get_display_name(&cfile));
  99         return title;
 100 }
 101
 102 static void
 103 rpcprogs_reset(void *dummy _U_)
 104 {
 105         rpc_program_t *rp;
 106
 107         while(prog_list){
 108                 rp=prog_list;
 109                 prog_list=prog_list->next;
 110
 111                 gtk_widget_destroy(rp->wprogram);
 112                 rp->wprogram=NULL;
 113                 gtk_widget_destroy(rp->wversion);
 114                 rp->wversion=NULL;
 115                 gtk_widget_destroy(rp->wnum);
 116                 rp->wnum=NULL;
 117                 gtk_widget_destroy(rp->wmin);
 118                 rp->wmin=NULL;
 119                 gtk_widget_destroy(rp->wmax);
 120                 rp->wmax=NULL;
 121                 gtk_widget_destroy(rp->wavg);
 122                 rp->wavg=NULL;
 123                 g_free(rp);
 124         }
 125         gtk_table_resize(GTK_TABLE(table), 1, 6);
 126         num_progs=0;
 127 }
 128
 129 static void
 130 add_new_program(rpc_program_t *rp)
 131 {
 132         num_progs++;
 133         gtk_table_resize(GTK_TABLE(table), num_progs+1, 6);
 134         rp->wprogram=gtk_label_new("0");
 135         gtk_table_attach_defaults(GTK_TABLE(table), rp->wprogram, 0,1,num_progs,num_progs+1);
 136         gtk_widget_show(rp->wprogram);
 137         rp->wversion=gtk_label_new("0");
 138         gtk_table_attach_defaults(GTK_TABLE(table), rp->wversion, 1,2,num_progs,num_progs+1);
 139         gtk_widget_show(rp->wversion);
 140         rp->wnum=gtk_label_new("0");
 141         gtk_table_attach_defaults(GTK_TABLE(table), rp->wnum, 2,3,num_progs,num_progs+1);
 142         gtk_widget_show(rp->wnum);
 143         rp->wmin=gtk_label_new("0");
 144         gtk_table_attach_defaults(GTK_TABLE(table), rp->wmin, 3,4,num_progs,num_progs+1);
 145         gtk_widget_show(rp->wmin);
 146         rp->wmax=gtk_label_new("0");
 147         gtk_table_attach_defaults(GTK_TABLE(table), rp->wmax, 4,5,num_progs,num_progs+1);
 148         gtk_widget_show(rp->wmax);
 149         rp->wavg=gtk_label_new("0");
 150         gtk_table_attach_defaults(GTK_TABLE(table), rp->wavg, 5,6,num_progs,num_progs+1);
 151         gtk_widget_show(rp->wavg);
 152
 153         rp->num=0;
 154         rp->min.secs=0;
 155         rp->min.nsecs=0;
 156         rp->max.secs=0;
 157         rp->max.nsecs=0;
 158         rp->tot.secs=0;
 159         rp->tot.nsecs=0;
 160 }
 161
 162
 163
 164 static gboolean
 165 rpcprogs_packet(void *dummy _U_, packet_info *pinfo, epan_dissect_t *edt _U_, const void *arg)
 166 {
 167         const rpc_call_info_value *ri = arg;
 168         nstime_t delta;
 169         rpc_program_t *rp;
 170
 171         if(!prog_list){
 172                 /* the list was empty */
 173                 rp=g_malloc(sizeof(rpc_program_t));
 174                 add_new_program(rp);
 175                 rp->next=NULL;
 176                 rp->program=ri->prog;
 177                 rp->version=ri->vers;
 178                 prog_list=rp;
 179         } else if((ri->prog==prog_list->program)
 180                 &&(ri->vers==prog_list->version)){
 181                 rp=prog_list;
 182         } else if( (ri->prog<prog_list->program)
 183                 ||((ri->prog==prog_list->program)&&(ri->vers<prog_list->version))){
 184                 /* we should be first entry in list */
 185                 rp=g_malloc(sizeof(rpc_program_t));
 186                 add_new_program(rp);
 187                 rp->next=prog_list;
 188                 rp->program=ri->prog;
 189                 rp->version=ri->vers;
 190                 prog_list=rp;
 191         } else {
 192                 /* we go somewhere else in the list */
 193                 for(rp=prog_list;rp;rp=rp->next){
 194                         if((rp->next)
 195                         && (rp->next->program==ri->prog)
 196                         && (rp->next->version==ri->vers)){
 197                                 rp=rp->next;
 198                                 break;
 199                         }
 200                         if((!rp->next)
 201                         || (rp->next->program>ri->prog)
 202                         || (  (rp->next->program==ri->prog)
 203                             &&(rp->next->version>ri->vers))){
 204                                 rpc_program_t *trp;
 205                                 trp=g_malloc(sizeof(rpc_program_t));
 206                                 add_new_program(trp);
 207                                 trp->next=rp->next;
 208                                 trp->program=ri->prog;
 209                                 trp->version=ri->vers;
 210                                 rp->next=trp;
 211                                 rp=trp;
 212                                 break;
 213                         }
 214                 }
 215         }
 216
 217
 218         /* we are only interested in reply packets */
 219         if(ri->request || !rp){
 220                 return FALSE;
 221         }
 222
 223         /* calculate time delta between request and reply */
 224         nstime_delta(&delta, &pinfo->fd->abs_ts, &ri->req_time);
 225
 226         if((rp->max.secs==0)
 227         && (rp->max.nsecs==0) ){
 228                 rp->max.secs=delta.secs;
 229                 rp->max.nsecs=delta.nsecs;
 230         }
 231
 232         if((rp->min.secs==0)
 233         && (rp->min.nsecs==0) ){
 234                 rp->min.secs=delta.secs;
 235                 rp->min.nsecs=delta.nsecs;
 236         }
 237
 238         if( (delta.secs<rp->min.secs)
 239         ||( (delta.secs==rp->min.secs)
 240           &&(delta.nsecs<rp->min.nsecs) ) ){
 241                 rp->min.secs=delta.secs;
 242                 rp->min.nsecs=delta.nsecs;
 243         }
 244
 245         if( (delta.secs>rp->max.secs)
 246         ||( (delta.secs==rp->max.secs)
 247           &&(delta.nsecs>rp->max.nsecs) ) ){
 248                 rp->max.secs=delta.secs;
 249                 rp->max.nsecs=delta.nsecs;
 250         }
 251
 252         rp->tot.secs += delta.secs;
 253         rp->tot.nsecs += delta.nsecs;
 254         if(rp->tot.nsecs>NANOSECS_PER_SEC){
 255                 rp->tot.nsecs-=NANOSECS_PER_SEC;
 256                 rp->tot.secs++;
 257         }
 258         rp->num++;
 259
 260         return TRUE;
 261 }
 262
 263
 264 static void
 265 rpcprogs_draw(void *dummy _U_)
 266 {
 267         rpc_program_t *rp;
 268         int i;
 269         guint64 td;
 270
 271         for(rp=prog_list,i=1;rp;rp=rp->next,i++){
 272                 /* Ignore procedures with no calls */
 273                 if(rp->num==0){
 274                         td=0;
 275                         continue;
 276                 }
 277                 /* Scale the average SRT in units of 1us and round to the nearest us.
 278                    tot.secs is a time_t which may be 32 or 64 bits (or even floating)
 279                    depending on the platform.  After casting tot.secs to a 64 bits int, it
 280                    would take a capture with a duration of over 136 *years* to
 281                    overflow the secs portion of td. */
 282                 td = ((guint64)(rp->tot.secs))*NANOSECS_PER_SEC + rp->tot.nsecs;
 283                 td = ((td / rp->num) + 500) / 1000;
 284
 285                 g_snprintf(rp->sprogram, sizeof(rp->sprogram), "%s",rpc_prog_name(rp->program));
 286                 gtk_label_set_text(GTK_LABEL(rp->wprogram), rp->sprogram);
 287
 288                 g_snprintf(rp->sversion, sizeof(rp->sversion), "%d",rp->version);
 289                 gtk_label_set_text(GTK_LABEL(rp->wversion), rp->sversion);
 290
 291                 g_snprintf(rp->snum, sizeof(rp->snum), "%d",rp->num);
 292                 gtk_label_set_text(GTK_LABEL(rp->wnum), rp->snum);
 293
 294                 g_snprintf(rp->smin, sizeof(rp->smin), "%3d.%06d",(int)rp->min.secs, (rp->min.nsecs+500)/1000);
 295                 gtk_label_set_text(GTK_LABEL(rp->wmin), rp->smin);
 296
 297                 g_snprintf(rp->smax, sizeof(rp->smax), "%3d.%06d",(int)rp->max.secs, (rp->max.nsecs+500)/1000);
 298                 gtk_label_set_text(GTK_LABEL(rp->wmax), rp->smax);
 299
 300                 g_snprintf(rp->savg, sizeof(rp->savg), "%3d.%06d",(int)(td/1000000),(int)(td%1000000));
 301                 gtk_label_set_text(GTK_LABEL(rp->wavg), rp->savg);
 302
 303         }
 304 }
 305
 306 /* since the gtk2 implementation of tap is multithreaded we must protect
 307  * remove_tap_listener() from modifying the list while draw_tap_listener()
 308  * is running.  the other protected block is in main.c
 309  *
 310  * there should not be any other critical regions in gtk2
 311  */
 312 static void
 313 win_destroy_cb(void *dummy _U_, gpointer data _U_)
 314 {
 315         rpc_program_t *rp, *rp2;
 316
 317         protect_thread_critical_region();
 318         remove_tap_listener(win);
 319         unprotect_thread_critical_region();
 320
 321         win=NULL;
 322         for(rp=prog_list;rp;){
 323                 rp2=rp->next;
 324                 g_free(rp);
 325                 rp=rp2;
 326         }
 327         prog_list=NULL;
 328 }
 329
 330
 331 /* When called, this function will start rpcprogs
 332  */
 333 static void
 334 gtk_rpcprogs_init(const char *optarg _U_, void* userdata _U_)
 335 {
 336         char *title_string;
 337         GtkWidget *vbox;
 338         GtkWidget *stat_label;
 339         GtkWidget *tmp;
 340         GString *error_string;
 341         GtkWidget *bt_close;
 342         GtkWidget *bbox;
 343
 344         if(win){
 345                 gdk_window_raise(gtk_widget_get_window(win));
 346                 return;
 347         }
 348
 349         title_string = rpcprogs_gen_title();
 350         win = dlg_window_new(title_string);  /* transient_for top_level */
 351         gtk_window_set_destroy_with_parent (GTK_WINDOW(win), TRUE);
 352
 353         vbox=gtk_vbox_new(FALSE, 3);
 354         gtk_container_add(GTK_CONTAINER(win), vbox);
 355         gtk_container_set_border_width(GTK_CONTAINER(vbox), 12);
 356
 357         stat_label=gtk_label_new(title_string);
 358         g_free(title_string);
 359         gtk_box_pack_start(GTK_BOX(vbox), stat_label, FALSE, FALSE, 0);
 360
 361
 362         table=gtk_table_new(1, 5, TRUE);
 363         gtk_container_add(GTK_CONTAINER(vbox), table);
 364
 365         tmp=gtk_label_new("Program");
 366         gtk_table_attach_defaults(GTK_TABLE(table), tmp, 0,1,0,1);
 367         gtk_label_set_justify(GTK_LABEL(tmp), GTK_JUSTIFY_LEFT);
 368
 369         tmp=gtk_label_new("Version");
 370         gtk_table_attach_defaults(GTK_TABLE(table), tmp, 1,2,0,1);
 371         gtk_label_set_justify(GTK_LABEL(tmp), GTK_JUSTIFY_RIGHT);
 372
 373         tmp=gtk_label_new("Calls");
 374         gtk_table_attach_defaults(GTK_TABLE(table), tmp, 2,3,0,1);
 375         gtk_label_set_justify(GTK_LABEL(tmp), GTK_JUSTIFY_RIGHT);
 376
 377         tmp=gtk_label_new("Min SRT");
 378         gtk_table_attach_defaults(GTK_TABLE(table), tmp, 3,4,0,1);
 379         gtk_label_set_justify(GTK_LABEL(tmp), GTK_JUSTIFY_RIGHT);
 380
 381         tmp=gtk_label_new("Max SRT");
 382         gtk_table_attach_defaults(GTK_TABLE(table), tmp, 4,5,0,1);
 383         gtk_label_set_justify(GTK_LABEL(tmp), GTK_JUSTIFY_RIGHT);
 384
 385         tmp=gtk_label_new("Avg SRT");
 386         gtk_table_attach_defaults(GTK_TABLE(table), tmp, 5,6,0,1);
 387         gtk_label_set_justify(GTK_LABEL(tmp), GTK_JUSTIFY_RIGHT);
 388
 389         error_string=register_tap_listener("rpc", win, NULL, 0, rpcprogs_reset, rpcprogs_packet, rpcprogs_draw);
 390         if(error_string){
 391                 fprintf(stderr, "wireshark: Couldn't register rpc,programs tap: %s\n",
 392                     error_string->str);
 393                 g_string_free(error_string, TRUE);
 394                 exit(1);
 395         }
 396
 397         /* Button row. */
 398         bbox = dlg_button_row_new(GTK_STOCK_CLOSE, NULL);
 399         gtk_box_pack_start(GTK_BOX(vbox), bbox, FALSE, FALSE, 0);
 400
 401         bt_close = g_object_get_data(G_OBJECT(bbox), GTK_STOCK_CLOSE);
 402         window_set_cancel_button(win, bt_close, window_cancel_button_cb);
 403
 404         g_signal_connect(win, "delete_event", G_CALLBACK(window_delete_event_cb), NULL);
 405         g_signal_connect(win, "destroy", G_CALLBACK(win_destroy_cb), NULL);
 406
 407         gtk_widget_show_all(win);
 408         window_present(win);
 409
 410         cf_retap_packets(&cfile);
 411         gdk_window_raise(gtk_widget_get_window(win));
 412 }
 413
 414 #ifdef MAIN_MENU_USE_UIMANAGER
 415 void
 416 gtk_rpcprogs_cb(GtkWidget *w _U_, gpointer data _U_)
 417 #else
 418 static void
 419 gtk_rpcprogs_cb(GtkWidget *w _U_, gpointer d _U_)
 420 #endif
 421 {
 422         gtk_rpcprogs_init("",NULL);
 423 }
 424
 425 void
 426 register_tap_listener_gtkrpcprogs(void)
 427 {
 428         register_stat_cmd_arg("rpc,programs", gtk_rpcprogs_init,NULL);
 429
 430 #ifdef MAIN_MENU_USE_UIMANAGER
 431 #else
 432         register_stat_menu_item("ONC-RPC Programs", REGISTER_STAT_GROUP_UNSORTED,
 433         gtk_rpcprogs_cb, NULL, NULL, NULL);
 434 #endif
 435 }