/* tap-rpcprogs.c
* rpcstat 2002 Ronnie Sahlberg
*
- * $Id: tap-rpcprogs.c,v 1.3 2002/10/31 22:16:01 guy Exp $
+ * $Id$
*
- * Ethereal - Network traffic analyzer
- * By Gerald Combs <gerald@ethereal.com>
+ * 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.
*/
-/* This module provides rpc call/reply RTT statistics to tethereal.
- * It is only used by tethereal and not ethereal
+/* This module provides rpc call/reply SRT statistics to tshark.
+ * It is only used by tshark and not wireshark
*/
#ifdef HAVE_CONFIG_H
#include <string.h>
#include "epan/packet_info.h"
-#include "tap.h"
-#include "packet-rpc.h"
-#include "register.h"
+#include <epan/tap.h>
+#include <epan/stat_cmd_args.h>
+#include <epan/dissectors/packet-rpc.h>
+
+#define MICROSECS_PER_SEC 1000000
+#define NANOSECS_PER_SEC 1000000000
/* used to keep track of statistics for a specific program/version */
typedef struct _rpc_program_t {
static int already_enabled=0;
static int
-rpcprogs_packet(void *dummy1 _U_, packet_info *pinfo, epan_dissect_t *edt _U_, void *pri)
+rpcprogs_packet(void *dummy1 _U_, packet_info *pinfo, epan_dissect_t *edt _U_, const void *pri)
{
- rpc_call_info_value *ri=pri;
+ const rpc_call_info_value *ri=pri;
nstime_t delta;
rpc_program_t *rp=NULL;
}
}
-
+
/* we are only interested in reply packets */
- if(ri->request){
+ if(ri->request || !rp){
return 0;
}
/* calculate time delta between request and reply */
- delta.secs=pinfo->fd->abs_secs-ri->req_time.secs;
- delta.nsecs=pinfo->fd->abs_usecs*1000-ri->req_time.nsecs;
- if(delta.nsecs<0){
- delta.nsecs+=1000000000;
- delta.secs--;
- }
+ nstime_delta(&delta, &pinfo->fd->abs_ts, &ri->req_time);
if((rp->max.secs==0)
&& (rp->max.nsecs==0) ){
rp->max.secs=delta.secs;
rp->max.nsecs=delta.nsecs;
}
-
+
rp->tot.secs += delta.secs;
rp->tot.nsecs += delta.nsecs;
- if(rp->tot.nsecs>1000000000){
- rp->tot.nsecs-=1000000000;
+ if(rp->tot.nsecs > NANOSECS_PER_SEC){
+ rp->tot.nsecs -= NANOSECS_PER_SEC;
rp->tot.secs++;
}
rp->num++;
static void
rpcprogs_draw(void *dummy _U_)
{
-#ifdef G_HAVE_UINT64
guint64 td;
-#else
- guint32 td;
-#endif
rpc_program_t *rp;
char str[64];
printf("\n");
- printf("===================================================================\n");
+ printf("==========================================================\n");
printf("ONC-RPC Program Statistics:\n");
- printf("Program Version Calls Min RTT Max RTT Avg RTT\n");
+ printf("Program Version Calls Min SRT Max SRT Avg SRT\n");
for(rp=prog_list;rp;rp=rp->next){
- /* scale it to units of 10us.*/
- /* for long captures with a large tot time, this can overflow on 32bit */
- td=(int)rp->tot.secs;
- td=td*100000+(int)rp->tot.nsecs/10000;
- if(rp->num){
- td/=rp->num;
- } else {
- td=0;
+ /* Only display procs with non-zero calls */
+ if(rp->num==0){
+ continue;
}
+ /* Scale the average SRT in units of 1us and round to the nearest us. */
+ td = ((guint64)(rp->tot.secs)) * NANOSECS_PER_SEC + rp->tot.nsecs;
+ td = ((td / rp->num) + 500) / 1000;
- sprintf(str,"%s(%d)",rpc_prog_name(rp->program),rp->program);
- printf("%-15s %2d %6d %3d.%05d %3d.%05d %3d.%05d\n",
+ g_snprintf(str, sizeof(str), "%s(%d)",rpc_prog_name(rp->program),rp->program);
+ printf("%-15s %2d %6d %3d.%06d %3d.%06d %3" G_GINT64_MODIFIER "u.%06" G_GINT64_MODIFIER "u\n",
str,
rp->version,
rp->num,
- (int)rp->min.secs,rp->min.nsecs/10000,
- (int)rp->max.secs,rp->max.nsecs/10000,
- td/100000, td%100000
+ (int)(rp->min.secs),(rp->min.nsecs+500)/1000,
+ (int)(rp->max.secs),(rp->max.nsecs+500)/1000,
+ td/MICROSECS_PER_SEC, td%MICROSECS_PER_SEC
);
}
printf("===================================================================\n");
static void
-rpcprogs_init(char *optarg _U_)
+rpcprogs_init(const char *optarg _U_, void* userdata _U_)
{
+ GString *error_string;
+
if(already_enabled){
return;
}
already_enabled=1;
- if(register_tap_listener("rpc", NULL, NULL, NULL, rpcprogs_packet, rpcprogs_draw)){
- fprintf(stderr,"tethereal: rpcprogs_init() failed to attach to tap.\n");
+ error_string=register_tap_listener("rpc", NULL, NULL, 0, NULL, rpcprogs_packet, rpcprogs_draw);
+ if(error_string){
+ fprintf(stderr,"tshark: Couldn't register rpc,programs tap: %s\n",
+ error_string->str);
+ g_string_free(error_string, TRUE);
exit(1);
}
}
void
register_tap_listener_rpcprogs(void)
{
- register_ethereal_tap("rpc,programs", rpcprogs_init, NULL, NULL);
+ register_stat_cmd_arg("rpc,programs", rpcprogs_init, NULL);
}