376 lines
9.2 KiB
C
376 lines
9.2 KiB
C
/* rpc_progs.c
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* rpc_progs 2002 Ronnie Sahlberg
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*
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* $Id: rpc_progs.c,v 1.1 2002/09/07 09:28:05 sahlberg Exp $
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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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/* This module provides rpc call/reply RTT statistics to tethereal.
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* It is only used by tethereal and not ethereal
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*
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* It serves as an example on how to use the tap api.
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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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#include <gtk/gtk.h>
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#include "epan/packet_info.h"
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#include "tap.h"
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#include "rpc_progs.h"
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#include "packet-rpc.h"
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static GtkWidget *win=NULL;
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static GtkWidget *table=NULL;
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static int num_progs=0;
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/* used to keep track of statistics for a specific program/version */
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typedef struct _rpc_program_t {
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struct _rpc_program_t *next;
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guint32 program;
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GtkWidget *wprogram;
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gchar sprogram[24];
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guint32 version;
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GtkWidget *wversion;
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gchar sversion[16];
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int num;
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GtkWidget *wnum;
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gchar snum[16];
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nstime_t min;
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GtkWidget *wmin;
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gchar smin[16];
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nstime_t max;
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GtkWidget *wmax;
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gchar smax[16];
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nstime_t tot;
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GtkWidget *wavg;
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gchar savg[16];
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} rpc_program_t;
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static rpc_program_t *prog_list=NULL;
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static void
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rpcprogs_reset(void *dummy _U_)
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{
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rpc_program_t *rp;
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for(rp=prog_list;rp;rp=rp->next){
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rp->num=0;
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rp->min.secs=0;
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rp->min.nsecs=0;
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rp->max.secs=0;
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rp->max.nsecs=0;
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rp->tot.secs=0;
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rp->tot.nsecs=0;
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}
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}
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static void
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add_new_program(rpc_program_t *rp)
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{
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num_progs++;
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gtk_table_resize(GTK_TABLE(table), num_progs+1, 6);
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rp->wprogram=gtk_label_new("0");
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gtk_table_attach_defaults(GTK_TABLE(table), rp->wprogram, 0,1,num_progs,num_progs+1);
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gtk_widget_show(rp->wprogram);
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rp->wversion=gtk_label_new("0");
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gtk_table_attach_defaults(GTK_TABLE(table), rp->wversion, 1,2,num_progs,num_progs+1);
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gtk_widget_show(rp->wversion);
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rp->wnum=gtk_label_new("0");
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gtk_table_attach_defaults(GTK_TABLE(table), rp->wnum, 2,3,num_progs,num_progs+1);
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gtk_widget_show(rp->wnum);
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rp->wmin=gtk_label_new("0");
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gtk_table_attach_defaults(GTK_TABLE(table), rp->wmin, 3,4,num_progs,num_progs+1);
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gtk_widget_show(rp->wmin);
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rp->wmax=gtk_label_new("0");
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gtk_table_attach_defaults(GTK_TABLE(table), rp->wmax, 4,5,num_progs,num_progs+1);
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gtk_widget_show(rp->wmax);
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rp->wavg=gtk_label_new("0");
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gtk_table_attach_defaults(GTK_TABLE(table), rp->wavg, 5,6,num_progs,num_progs+1);
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gtk_widget_show(rp->wavg);
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rp->num=0;
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rp->min.secs=0;
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rp->min.nsecs=0;
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rp->max.secs=0;
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rp->max.nsecs=0;
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rp->tot.secs=0;
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rp->tot.nsecs=0;
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}
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static int
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rpcprogs_packet(void *dummy _U_, packet_info *pinfo, rpc_call_info_value *ri)
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{
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nstime_t delta;
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rpc_program_t *rp;
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if(!prog_list){
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/* the list was empty */
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rp=g_malloc(sizeof(rpc_program_t));
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add_new_program(rp);
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rp->next=NULL;
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rp->program=ri->prog;
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rp->version=ri->vers;
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prog_list=rp;
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} else if((ri->prog==prog_list->program)
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&&(ri->vers==prog_list->version)){
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rp=prog_list;
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} else if( (ri->prog<prog_list->program)
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||((ri->prog==prog_list->program)&&(ri->vers<prog_list->version))){
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/* we should be first entry in list */
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rp=g_malloc(sizeof(rpc_program_t));
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add_new_program(rp);
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rp->next=prog_list;
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rp->program=ri->prog;
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rp->version=ri->vers;
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prog_list=rp;
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} else {
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/* we go somewhere else in the list */
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for(rp=prog_list;rp;rp=rp->next){
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if((rp->next)
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&& (rp->next->program==ri->prog)
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&& (rp->next->version==ri->vers)){
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rp=rp->next;
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break;
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}
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if((!rp->next)
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|| (rp->next->program>ri->prog)
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|| ( (rp->next->program==ri->prog)
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&&(rp->next->version>ri->vers))){
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rpc_program_t *trp;
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trp=g_malloc(sizeof(rpc_program_t));
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add_new_program(trp);
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trp->next=rp->next;
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trp->program=ri->prog;
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trp->version=ri->vers;
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rp->next=trp;
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rp=trp;
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break;
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}
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}
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}
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/* we are only interested in reply packets */
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if(ri->request){
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return 0;
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}
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/* calculate time delta between request and reply */
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delta.secs=pinfo->fd->abs_secs-ri->req_time.secs;
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delta.nsecs=pinfo->fd->abs_usecs*1000-ri->req_time.nsecs;
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if(delta.nsecs<0){
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delta.nsecs+=1000000000;
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delta.secs--;
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}
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if((rp->max.secs==0)
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&& (rp->max.nsecs==0) ){
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rp->max.secs=delta.secs;
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rp->max.nsecs=delta.nsecs;
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}
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if((rp->min.secs==0)
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&& (rp->min.nsecs==0) ){
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rp->min.secs=delta.secs;
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rp->min.nsecs=delta.nsecs;
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}
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if( (delta.secs<rp->min.secs)
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||( (delta.secs==rp->min.secs)
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&&(delta.nsecs<rp->min.nsecs) ) ){
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rp->min.secs=delta.secs;
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rp->min.nsecs=delta.nsecs;
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}
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if( (delta.secs>rp->max.secs)
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||( (delta.secs==rp->max.secs)
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&&(delta.nsecs>rp->max.nsecs) ) ){
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rp->max.secs=delta.secs;
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rp->max.nsecs=delta.nsecs;
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}
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rp->tot.secs += delta.secs;
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rp->tot.nsecs += delta.nsecs;
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if(rp->tot.nsecs>1000000000){
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rp->tot.nsecs-=1000000000;
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rp->tot.secs++;
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}
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rp->num++;
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return 1;
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}
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static void
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rpcprogs_draw(void *dummy _U_)
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{
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rpc_program_t *rp;
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int i;
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#ifdef G_HAVE_UINT64
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guint64 td;
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#else
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guint32 td;
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#endif
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for(rp=prog_list,i=1;rp;rp=rp->next,i++){
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/* scale it to units of 10us.*/
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/* for long captures with a large tot time, this can overflow on 32bit */
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td=(int)rp->tot.secs;
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td=td*100000+(int)rp->tot.nsecs/10000;
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if(rp->num){
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td/=rp->num;
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} else {
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td=0;
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}
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sprintf(rp->sprogram,"%s",rpc_prog_name(rp->program));
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gtk_label_set_text(GTK_LABEL(rp->wprogram), rp->sprogram);
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sprintf(rp->sversion,"%d",rp->version);
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gtk_label_set_text(GTK_LABEL(rp->wversion), rp->sversion);
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sprintf(rp->snum,"%d",rp->num);
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gtk_label_set_text(GTK_LABEL(rp->wnum), rp->snum);
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sprintf(rp->smin,"%3d.%05d",(int)rp->min.secs,(int)rp->min.nsecs/10000);
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gtk_label_set_text(GTK_LABEL(rp->wmin), rp->smin);
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sprintf(rp->smax,"%3d.%05d",(int)rp->max.secs,(int)rp->max.nsecs/10000);
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gtk_label_set_text(GTK_LABEL(rp->wmax), rp->smax);
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sprintf(rp->savg,"%3d.%05d",(int)td/100000,(int)td%100000);
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gtk_label_set_text(GTK_LABEL(rp->wavg), rp->savg);
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}
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}
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/* since the gtk2 implementation of tap is multithreaded we must protect
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* remove_tap_listener() from modifying the list while draw_tap_listener()
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* is running. the other protected block is in main.c
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*
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* there should not be any other critical regions in gtk2
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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(void *dummy _U_, gpointer data _U_)
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{
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rpc_program_t *rp, *rp2;
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protect_thread_critical_region();
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remove_tap_listener(win);
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unprotect_thread_critical_region();
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win=NULL;
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for(rp=prog_list;rp;){
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rp2=rp->next;
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g_free(rp);
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rp=rp2;
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}
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prog_list=NULL;
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}
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/* When called, this function will start rpcprogs
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*/
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void
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gtk_rpcprogs_init(void)
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{
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char title_string[60];
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GtkWidget *vbox;
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GtkWidget *stat_label;
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GtkWidget *tmp;
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if(win){
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gdk_window_raise(win->window);
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return;
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}
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win=gtk_window_new(GTK_WINDOW_TOPLEVEL);
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sprintf(title_string,"ONC-RPC Program Statistics");
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gtk_window_set_title(GTK_WINDOW(win), title_string);
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gtk_signal_connect(GTK_OBJECT(win), "destroy", GTK_SIGNAL_FUNC(win_destroy_cb), win);
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vbox=gtk_vbox_new(FALSE, 0);
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gtk_container_add(GTK_CONTAINER(win), vbox);
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gtk_container_set_border_width(GTK_CONTAINER(vbox), 10);
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gtk_widget_show(vbox);
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stat_label=gtk_label_new(title_string);
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gtk_box_pack_start(GTK_BOX(vbox), stat_label, FALSE, FALSE, 0);
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gtk_widget_show(stat_label);
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table=gtk_table_new(1, 5, TRUE);
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gtk_container_add(GTK_CONTAINER(vbox), table);
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tmp=gtk_label_new("Program");
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gtk_table_attach_defaults(GTK_TABLE(table), tmp, 0,1,0,1);
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gtk_label_set_justify(GTK_LABEL(tmp), GTK_JUSTIFY_LEFT);
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gtk_widget_show(tmp);
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tmp=gtk_label_new("Version");
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gtk_table_attach_defaults(GTK_TABLE(table), tmp, 1,2,0,1);
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gtk_label_set_justify(GTK_LABEL(tmp), GTK_JUSTIFY_RIGHT);
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gtk_widget_show(tmp);
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tmp=gtk_label_new("Calls");
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gtk_table_attach_defaults(GTK_TABLE(table), tmp, 2,3,0,1);
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gtk_label_set_justify(GTK_LABEL(tmp), GTK_JUSTIFY_RIGHT);
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gtk_widget_show(tmp);
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tmp=gtk_label_new("Min RTT");
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gtk_table_attach_defaults(GTK_TABLE(table), tmp, 3,4,0,1);
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gtk_label_set_justify(GTK_LABEL(tmp), GTK_JUSTIFY_RIGHT);
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gtk_widget_show(tmp);
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tmp=gtk_label_new("Max RTT");
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gtk_table_attach_defaults(GTK_TABLE(table), tmp, 4,5,0,1);
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gtk_label_set_justify(GTK_LABEL(tmp), GTK_JUSTIFY_RIGHT);
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gtk_widget_show(tmp);
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tmp=gtk_label_new("Avg RTT");
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gtk_table_attach_defaults(GTK_TABLE(table), tmp, 5,6,0,1);
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gtk_label_set_justify(GTK_LABEL(tmp), GTK_JUSTIFY_RIGHT);
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gtk_widget_show(tmp);
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gtk_widget_show(table);
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if(register_tap_listener("rpc", win, NULL, (void*)rpcprogs_reset, (void*)rpcprogs_packet, (void*)rpcprogs_draw)){
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fprintf(stderr, "ethereal: gtk_rpcprogs_init() failed to register tap\n");
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exit(1);
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}
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gtk_widget_show_all(win);
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}
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