1394 lines
50 KiB
C
1394 lines
50 KiB
C
/* tap-iostat.c
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* iostat 2002 Ronnie Sahlberg
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*
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* $Id$
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "config.h"
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#include <stdio.h>
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#include <string.h>
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#include <epan/epan_dissect.h>
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#include <epan/packet_info.h>
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#include <epan/tap.h>
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#include <epan/timestamp.h>
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#include <epan/stat_cmd_args.h>
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#include <epan/strutil.h>
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#include "globals.h"
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#define CALC_TYPE_FRAMES 0
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#define CALC_TYPE_BYTES 1
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#define CALC_TYPE_FRAMES_AND_BYTES 2
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#define CALC_TYPE_COUNT 3
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#define CALC_TYPE_SUM 4
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#define CALC_TYPE_MIN 5
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#define CALC_TYPE_MAX 6
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#define CALC_TYPE_AVG 7
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#define CALC_TYPE_LOAD 8
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typedef struct {
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const char *func_name;
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int calc_type;
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} calc_type_ent_t;
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static calc_type_ent_t calc_type_table[] = {
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{ "FRAMES", CALC_TYPE_FRAMES },
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{ "BYTES", CALC_TYPE_BYTES },
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{ "FRAMES BYTES", CALC_TYPE_FRAMES_AND_BYTES },
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{ "COUNT", CALC_TYPE_COUNT },
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{ "SUM", CALC_TYPE_SUM },
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{ "MIN", CALC_TYPE_MIN },
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{ "MAX", CALC_TYPE_MAX },
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{ "AVG", CALC_TYPE_AVG },
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{ "LOAD", CALC_TYPE_LOAD },
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{ NULL, 0 }
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};
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typedef struct _io_stat_t {
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guint64 interval; /* The user-specified time interval (us) */
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guint invl_prec; /* Decimal precision of the time interval (1=10s, 2=100s etc) */
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guint32 num_cols; /* The number of columns of statistics in the table */
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struct _io_stat_item_t *items; /* Each item is a single cell in the table */
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time_t start_time; /* Time of first frame matching the filter */
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const char **filters; /* 'io,stat' cmd strings (e.g., "AVG(smb.time)smb.time") */
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guint64 *max_vals; /* The max value sans the decimal or nsecs portion in each stat column */
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guint32 *max_frame; /* The max frame number displayed in each stat column */
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} io_stat_t;
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typedef struct _io_stat_item_t {
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io_stat_t *parent;
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struct _io_stat_item_t *next;
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struct _io_stat_item_t *prev;
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guint64 time; /* Time since start of capture (us)*/
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int calc_type; /* The statistic type */
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int colnum; /* Column number of this stat (0 to n) */
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int hf_index;
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guint32 frames;
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guint32 num; /* The sample size of a given statistic (only needed for AVG) */
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guint64 counter; /* The accumulated data for the calculation of that statistic */
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gfloat float_counter;
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gdouble double_counter;
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} io_stat_item_t;
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#define NANOSECS_PER_SEC 1000000000
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static int
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iostat_packet(void *arg, packet_info *pinfo, epan_dissect_t *edt, const void *dummy _U_)
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{
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io_stat_t *parent;
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io_stat_item_t *mit;
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io_stat_item_t *it;
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guint64 relative_time, rt;
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nstime_t *new_time;
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GPtrArray *gp;
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guint i;
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int ftype;
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mit = (io_stat_item_t *) arg;
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parent = mit->parent;
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relative_time = (guint64)((pinfo->fd->rel_ts.secs*1000000) + ((pinfo->fd->rel_ts.nsecs+500)/1000));
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if (mit->parent->start_time == 0) {
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mit->parent->start_time = pinfo->fd->abs_ts.secs - pinfo->fd->rel_ts.secs;
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}
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/* The prev item before the main one is always the last interval we saw packets for */
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it = mit->prev;
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/* XXX for the time being, just ignore all frames that are in the past.
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should be fixed in the future but hopefully it is uncommon */
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if(relative_time < it->time){
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return FALSE;
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}
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/* If we have moved into a new interval (row), create a new io_stat_item_t struct for every interval
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* between the last struct and this one. If an item was not found in a previous interval, an empty
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* struct will be created for it. */
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rt = relative_time;
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while (rt >= it->time + parent->interval) {
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it->next = (io_stat_item_t *)g_malloc(sizeof(io_stat_item_t));
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it->next->prev = it;
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it->next->next = NULL;
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it = it->next;
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mit->prev = it;
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it->time = it->prev->time + parent->interval;
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it->frames = 0;
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it->counter = 0;
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it->float_counter = 0;
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it->double_counter = 0;
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it->num = 0;
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it->calc_type = it->prev->calc_type;
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it->hf_index = it->prev->hf_index;
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it->colnum = it->prev->colnum;
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}
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/* Store info in the current structure */
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it->frames++;
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switch(it->calc_type) {
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case CALC_TYPE_FRAMES:
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case CALC_TYPE_BYTES:
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case CALC_TYPE_FRAMES_AND_BYTES:
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it->counter += pinfo->fd->pkt_len;
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break;
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case CALC_TYPE_COUNT:
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gp=proto_get_finfo_ptr_array(edt->tree, it->hf_index);
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if(gp){
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it->counter += gp->len;
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}
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break;
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case CALC_TYPE_SUM:
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gp=proto_get_finfo_ptr_array(edt->tree, it->hf_index);
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if(gp){
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guint64 val;
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for(i=0;i<gp->len;i++){
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switch(proto_registrar_get_ftype(it->hf_index)){
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case FT_UINT8:
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case FT_UINT16:
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case FT_UINT24:
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case FT_UINT32:
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it->counter += fvalue_get_uinteger(&((field_info *)gp->pdata[i])->value);
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break;
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case FT_UINT64:
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it->counter += fvalue_get_integer64(&((field_info *)gp->pdata[i])->value);
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break;
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case FT_INT8:
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case FT_INT16:
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case FT_INT24:
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case FT_INT32:
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it->counter += fvalue_get_sinteger(&((field_info *)gp->pdata[i])->value);
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break;
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case FT_INT64:
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it->counter += (gint64)fvalue_get_integer64(&((field_info *)gp->pdata[i])->value);
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break;
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case FT_FLOAT:
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it->float_counter +=
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(gfloat)fvalue_get_floating(&((field_info *)gp->pdata[i])->value);
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break;
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case FT_DOUBLE:
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it->double_counter += fvalue_get_floating(&((field_info *)gp->pdata[i])->value);
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break;
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case FT_RELATIVE_TIME:
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new_time = (nstime_t *)fvalue_get(&((field_info *)gp->pdata[i])->value);
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val = (guint64)((new_time->secs * NANOSECS_PER_SEC) + new_time->nsecs);
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it->counter += val;
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break;
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default:
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/*
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* "Can't happen"; see the checks
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* in register_io_tap().
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*/
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g_assert_not_reached();
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break;
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}
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}
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}
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break;
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case CALC_TYPE_MIN:
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gp=proto_get_finfo_ptr_array(edt->tree, it->hf_index);
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if(gp){
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guint64 val;
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gfloat float_val;
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gdouble double_val;
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ftype=proto_registrar_get_ftype(it->hf_index);
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for(i=0;i<gp->len;i++){
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switch(ftype){
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case FT_UINT8:
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case FT_UINT16:
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case FT_UINT24:
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case FT_UINT32:
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val = fvalue_get_uinteger(&((field_info *)gp->pdata[i])->value);
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if ((it->frames==1 && i==0) || (val < it->counter)) {
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it->counter=val;
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}
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break;
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case FT_UINT64:
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val = fvalue_get_integer64(&((field_info *)gp->pdata[i])->value);
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if((it->frames==1 && i==0) || (val < it->counter)){
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it->counter=val;
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}
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break;
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case FT_INT8:
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case FT_INT16:
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case FT_INT24:
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case FT_INT32:
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val = fvalue_get_sinteger(&((field_info *)gp->pdata[i])->value);
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if((it->frames==1 && i==0) || ((gint32)val < (gint32)it->counter)) {
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it->counter=val;
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}
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break;
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case FT_INT64:
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val = fvalue_get_integer64(&((field_info *)gp->pdata[i])->value);
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if((it->frames==1 && i==0) || ((gint64)val < (gint64)it->counter)) {
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it->counter=val;
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}
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break;
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case FT_FLOAT:
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float_val=(gfloat)fvalue_get_floating(&((field_info *)gp->pdata[i])->value);
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if((it->frames==1 && i==0) || (float_val < it->float_counter)) {
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it->float_counter=float_val;
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}
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break;
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case FT_DOUBLE:
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double_val=fvalue_get_floating(&((field_info *)gp->pdata[i])->value);
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if((it->frames==1 && i==0) || (double_val < it->double_counter)) {
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it->double_counter=double_val;
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}
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break;
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case FT_RELATIVE_TIME:
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new_time = (nstime_t *)fvalue_get(&((field_info *)gp->pdata[i])->value);
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val = (guint64)new_time->secs * NANOSECS_PER_SEC + new_time->nsecs;
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if((it->frames==1 && i==0) || (val < it->counter)) {
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it->counter=val;
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}
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break;
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default:
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/*
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* "Can't happen"; see the checks
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* in register_io_tap().
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*/
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g_assert_not_reached();
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break;
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}
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}
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}
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break;
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case CALC_TYPE_MAX:
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gp=proto_get_finfo_ptr_array(edt->tree, it->hf_index);
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if(gp){
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guint64 val;
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gfloat float_val;
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gdouble double_val;
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ftype=proto_registrar_get_ftype(it->hf_index);
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for(i=0;i<gp->len;i++){
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switch(ftype){
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case FT_UINT8:
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case FT_UINT16:
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case FT_UINT24:
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case FT_UINT32:
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val = fvalue_get_uinteger(&((field_info *)gp->pdata[i])->value);
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if(val > it->counter)
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it->counter=val;
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break;
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case FT_UINT64:
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val = fvalue_get_integer64(&((field_info *)gp->pdata[i])->value);
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if(val > it->counter)
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it->counter=val;
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break;
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case FT_INT8:
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case FT_INT16:
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case FT_INT24:
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case FT_INT32:
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val = fvalue_get_sinteger(&((field_info *)gp->pdata[i])->value);
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if((gint32)val > (gint32)it->counter)
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it->counter=val;
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break;
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case FT_INT64:
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val = fvalue_get_integer64(&((field_info *)gp->pdata[i])->value);
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if ((gint64)val > (gint64)it->counter)
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it->counter=val;
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break;
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case FT_FLOAT:
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float_val = (gfloat)fvalue_get_floating(&((field_info *)gp->pdata[i])->value);
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if(float_val > it->float_counter)
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it->float_counter=float_val;
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break;
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case FT_DOUBLE:
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double_val = fvalue_get_floating(&((field_info *)gp->pdata[i])->value);
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if(double_val > it->double_counter)
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it->double_counter=double_val;
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break;
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case FT_RELATIVE_TIME:
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new_time = (nstime_t *)fvalue_get(&((field_info *)gp->pdata[i])->value);
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val = (guint64)((new_time->secs * NANOSECS_PER_SEC) + new_time->nsecs);
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if (val>it->counter)
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it->counter=val;
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break;
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default:
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/*
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* "Can't happen"; see the checks
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* in register_io_tap().
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*/
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g_assert_not_reached();
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break;
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}
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}
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}
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break;
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case CALC_TYPE_AVG:
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gp=proto_get_finfo_ptr_array(edt->tree, it->hf_index);
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if(gp){
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guint64 val;
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ftype=proto_registrar_get_ftype(it->hf_index);
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for(i=0;i<gp->len;i++){
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it->num++;
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switch(ftype) {
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case FT_UINT8:
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case FT_UINT16:
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case FT_UINT24:
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case FT_UINT32:
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val = fvalue_get_uinteger(&((field_info *)gp->pdata[i])->value);
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it->counter += val;
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break;
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case FT_UINT64:
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case FT_INT64:
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val = fvalue_get_integer64(&((field_info *)gp->pdata[i])->value);
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it->counter += val;
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break;
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case FT_INT8:
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case FT_INT16:
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case FT_INT24:
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case FT_INT32:
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val = fvalue_get_sinteger(&((field_info *)gp->pdata[i])->value);
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it->counter += val;
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break;
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case FT_FLOAT:
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it->float_counter += (gfloat)fvalue_get_floating(&((field_info *)gp->pdata[i])->value);
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break;
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case FT_DOUBLE:
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it->double_counter += fvalue_get_floating(&((field_info *)gp->pdata[i])->value);
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break;
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case FT_RELATIVE_TIME:
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new_time = (nstime_t *)fvalue_get(&((field_info *)gp->pdata[i])->value);
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val = (guint64)((new_time->secs * NANOSECS_PER_SEC) + new_time->nsecs);
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it->counter += val;
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break;
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default:
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/*
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* "Can't happen"; see the checks
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* in register_io_tap().
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*/
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g_assert_not_reached();
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break;
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}
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}
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}
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break;
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case CALC_TYPE_LOAD:
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gp = proto_get_finfo_ptr_array(edt->tree, it->hf_index);
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if (gp) {
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ftype = proto_registrar_get_ftype(it->hf_index);
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if (ftype != FT_RELATIVE_TIME) {
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fprintf(stderr,
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"\ntshark: LOAD() is only supported for relative-time fields such as smb.time\n");
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exit(10);
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}
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for(i=0;i<gp->len;i++){
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guint64 val;
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int tival;
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io_stat_item_t *pit;
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new_time = (nstime_t *)fvalue_get(&((field_info *)gp->pdata[i])->value);
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val = (guint64)((new_time->secs*1000000) + (new_time->nsecs/1000));
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tival = (int)(val % parent->interval);
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it->counter += tival;
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val -= tival;
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pit = it->prev;
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while (val > 0) {
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if (val < (guint64)parent->interval) {
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pit->counter += val;
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break;
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}
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pit->counter += parent->interval;
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val -= parent->interval;
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pit = pit->prev;
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}
|
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}
|
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}
|
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break;
|
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}
|
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/* Store the highest value for this item in order to determine the width of each stat column.
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|
* For real numbers we only need to know its magnitude (the value to the left of the decimal point
|
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* so round it up before storing it as an integer in max_vals. For AVG of RELATIVE_TIME fields,
|
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* calc the average, round it to the next second and store the seconds. For all other calc types
|
|
* of RELATIVE_TIME fields, store the counters without modification.
|
|
* fields. */
|
|
switch(it->calc_type) {
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case CALC_TYPE_FRAMES:
|
|
case CALC_TYPE_FRAMES_AND_BYTES:
|
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parent->max_frame[it->colnum] =
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MAX(parent->max_frame[it->colnum], it->frames);
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if (it->calc_type==CALC_TYPE_FRAMES_AND_BYTES)
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parent->max_vals[it->colnum] =
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MAX(parent->max_vals[it->colnum], it->counter);
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|
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case CALC_TYPE_BYTES:
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case CALC_TYPE_COUNT:
|
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case CALC_TYPE_LOAD:
|
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parent->max_vals[it->colnum] = MAX(parent->max_vals[it->colnum], it->counter);
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break;
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case CALC_TYPE_SUM:
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case CALC_TYPE_MIN:
|
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case CALC_TYPE_MAX:
|
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ftype=proto_registrar_get_ftype(it->hf_index);
|
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switch(ftype) {
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case FT_FLOAT:
|
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parent->max_vals[it->colnum] =
|
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MAX(parent->max_vals[it->colnum], (guint64)(it->float_counter+0.5));
|
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break;
|
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case FT_DOUBLE:
|
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parent->max_vals[it->colnum] =
|
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MAX(parent->max_vals[it->colnum],(guint64)(it->double_counter+0.5));
|
|
break;
|
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case FT_RELATIVE_TIME:
|
|
parent->max_vals[it->colnum] =
|
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MAX(parent->max_vals[it->colnum], it->counter);
|
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break;
|
|
default:
|
|
/* UINT16-64 and INT8-64 */
|
|
parent->max_vals[it->colnum] =
|
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MAX(parent->max_vals[it->colnum], it->counter);
|
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break;
|
|
}
|
|
break;
|
|
case CALC_TYPE_AVG:
|
|
if (it->num==0) /* avoid division by zero */
|
|
break;
|
|
ftype=proto_registrar_get_ftype(it->hf_index);
|
|
switch(ftype) {
|
|
case FT_FLOAT:
|
|
parent->max_vals[it->colnum] =
|
|
MAX(parent->max_vals[it->colnum], (guint64)it->float_counter/it->num);
|
|
break;
|
|
case FT_DOUBLE:
|
|
parent->max_vals[it->colnum] =
|
|
MAX(parent->max_vals[it->colnum],(guint64)it->double_counter/it->num);
|
|
break;
|
|
case FT_RELATIVE_TIME:
|
|
parent->max_vals[it->colnum] =
|
|
MAX(parent->max_vals[it->colnum], ((it->counter/it->num) + 500000000) / NANOSECS_PER_SEC);
|
|
break;
|
|
default:
|
|
/* UINT16-64 and INT8-64 */
|
|
parent->max_vals[it->colnum] =
|
|
MAX(parent->max_vals[it->colnum], it->counter/it->num);
|
|
break;
|
|
}
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
static int
|
|
magnitude (guint64 val, int max_w)
|
|
{
|
|
int i, mag=0;
|
|
|
|
for (i=0; i<max_w; i++) {
|
|
mag++;
|
|
if ((val /= 10)==0)
|
|
break;
|
|
}
|
|
return(mag);
|
|
}
|
|
|
|
/*
|
|
* Print the calc_type_table[] function label centered in the column header.
|
|
*/
|
|
static void
|
|
printcenter (const char *label, int lenval, int numpad)
|
|
{
|
|
int lenlab = (int) strlen(label), len;
|
|
const char spaces[]=" ", *spaces_ptr;
|
|
|
|
len = (int) (strlen(spaces)) - (((lenval-lenlab) / 2) + numpad);
|
|
if (len > 0 && len < 6) {
|
|
spaces_ptr = &spaces[len];
|
|
if ((lenval-lenlab)%2==0) {
|
|
printf("%s%s%s|", spaces_ptr, label, spaces_ptr);
|
|
} else {
|
|
printf("%s%s%s|", spaces_ptr-1, label, spaces_ptr);
|
|
}
|
|
} else if (len > 0 && len <= 15) {
|
|
printf("%s|", label);
|
|
}
|
|
}
|
|
|
|
typedef struct {
|
|
int fr; /* Width of this FRAMES column sans padding and border chars */
|
|
int val; /* Width of this non-FRAMES column sans padding and border chars */
|
|
} column_width;
|
|
|
|
static void
|
|
iostat_draw(void *arg)
|
|
{
|
|
guint32 num;
|
|
guint64 interval, duration, t, invl_end;
|
|
int i, j, k, num_cols, num_rows, dv, dur_secs, dur_mag, invl_mag, invl_prec, tabrow_w,
|
|
borderlen, invl_col_w, numpad=1, namelen, len_filt, type, maxfltr_w, ftype;
|
|
int fr_mag; /* The magnitude of the max frame number in this column */
|
|
int val_mag; /* The magnitude of the max value in this column */
|
|
char *spaces, *spaces_s, *filler_s=NULL, **fmts, *fmt=NULL;
|
|
const char *filter;
|
|
static gchar dur_mag_s[3], invl_mag_s[3], invl_prec_s[3], fr_mag_s[3], val_mag_s[3], *invl_fmt, *full_fmt;
|
|
io_stat_item_t *mit, **stat_cols, *item, **item_in_column;
|
|
gboolean last_row=FALSE;
|
|
io_stat_t *iot;
|
|
column_width *col_w;
|
|
struct tm * tm_time;
|
|
time_t the_time;
|
|
|
|
mit = (io_stat_item_t *)arg;
|
|
iot = mit->parent;
|
|
num_cols = iot->num_cols;
|
|
col_w = (column_width *)g_malloc(sizeof(column_width) * num_cols);
|
|
fmts = (char **)g_malloc(sizeof(char *) * num_cols);
|
|
duration = (guint64)((cfile.elapsed_time.secs*1000000) + ((cfile.elapsed_time.nsecs+500)/1000));
|
|
|
|
/* Store the pointer to each stat column */
|
|
stat_cols = (io_stat_item_t **) g_malloc(sizeof(io_stat_item_t *) * num_cols);
|
|
for (j=0; j<num_cols; j++)
|
|
stat_cols[j] = &iot->items[j];
|
|
|
|
/* The following prevents gross inaccuracies when the user specifies an interval that is greater
|
|
* than the capture duration. */
|
|
if (iot->interval > duration || iot->interval==G_MAXINT32) {
|
|
interval = duration;
|
|
iot->interval = G_MAXINT32;
|
|
} else {
|
|
interval = iot->interval;
|
|
}
|
|
|
|
/* Calc the capture duration's magnitude (dur_mag) */
|
|
dur_secs = (int)duration/1000000;
|
|
dur_mag = magnitude((guint64)dur_secs, 5);
|
|
g_snprintf(dur_mag_s, 3, "%u", dur_mag);
|
|
|
|
/* Calc the interval's magnitude */
|
|
invl_mag = magnitude((guint64)interval/1000000, 5);
|
|
|
|
/* Set or get the interval precision */
|
|
if (interval==duration) {
|
|
/*
|
|
* An interval arg of 0 or an interval size exceeding the capture duration was specified.
|
|
* Set the decimal precision of duration based on its magnitude. */
|
|
if (dur_mag >= 2)
|
|
invl_prec = 1;
|
|
else if (dur_mag==1)
|
|
invl_prec = 3;
|
|
else
|
|
invl_prec = 6;
|
|
|
|
borderlen = 30 + dur_mag + (invl_prec==0 ? 0 : invl_prec+1);
|
|
} else {
|
|
invl_prec = iot->invl_prec;
|
|
borderlen = 24 + invl_mag + (invl_prec==0 ? 0 : invl_prec+1);
|
|
}
|
|
|
|
/* Round the duration according to invl_prec */
|
|
dv=1000000;
|
|
for (i=0; i<invl_prec; i++)
|
|
dv /= 10;
|
|
duration = duration + (5*(dv/10));
|
|
if (iot->interval==G_MAXINT32)
|
|
interval = duration;
|
|
|
|
/* Recalc the dur_mag in case rounding has increased its magnitude */
|
|
dur_secs = (int)duration/1000000;
|
|
dur_mag = magnitude((guint64)dur_secs, 5);
|
|
|
|
/* Calc the width of the time interval column (incl borders and padding). */
|
|
if (invl_prec==0)
|
|
invl_col_w = (2*dur_mag) + 8;
|
|
else
|
|
invl_col_w = (2*dur_mag) + (2*invl_prec) + 10;
|
|
|
|
/* Update the width of the time interval column for "-t ad" */
|
|
if (timestamp_get_type()==TS_ABSOLUTE_WITH_DATE)
|
|
invl_col_w = MAX(invl_col_w, 23);
|
|
else
|
|
invl_col_w = MAX(invl_col_w, 12);
|
|
|
|
borderlen = MAX(borderlen, invl_col_w);
|
|
|
|
/* Calc the total width of each row in the stats table and build the printf format string for each
|
|
* column based on its field type, width, and name length.
|
|
* NOTE: The magnitude of all types including float and double are stored in iot->max_vals which
|
|
* is an *integer*. */
|
|
tabrow_w = invl_col_w;
|
|
for (j=0; j<num_cols; j++) {
|
|
type = iot->items[j].calc_type;
|
|
if (type==CALC_TYPE_FRAMES_AND_BYTES) {
|
|
namelen = 5;
|
|
} else {
|
|
namelen = (int) strlen(calc_type_table[type].func_name);
|
|
}
|
|
if(type==CALC_TYPE_FRAMES
|
|
|| type==CALC_TYPE_FRAMES_AND_BYTES) {
|
|
|
|
fr_mag = magnitude(iot->max_frame[j], 15);
|
|
fr_mag = MAX(6, fr_mag);
|
|
col_w[j].fr = fr_mag;
|
|
tabrow_w += col_w[j].fr + 3;
|
|
g_snprintf(fr_mag_s, 3, "%u", fr_mag);
|
|
|
|
if (type==CALC_TYPE_FRAMES) {
|
|
fmt = g_strconcat(" %", fr_mag_s, "u |", NULL);
|
|
} else {
|
|
/* CALC_TYPE_FRAMES_AND_BYTES
|
|
*/
|
|
val_mag = magnitude(iot->max_vals[j], 15);
|
|
val_mag = MAX(5, val_mag);
|
|
col_w[j].val = val_mag;
|
|
tabrow_w += (col_w[j].val + 3);
|
|
g_snprintf(val_mag_s, 3, "%u", val_mag);
|
|
fmt = g_strconcat(" %", fr_mag_s, "u |", " %", val_mag_s, G_GINT64_MODIFIER, "u |", NULL);
|
|
}
|
|
if (fmt)
|
|
fmts[j] = fmt;
|
|
continue;
|
|
}
|
|
switch(type) {
|
|
case CALC_TYPE_BYTES:
|
|
case CALC_TYPE_COUNT:
|
|
|
|
val_mag = magnitude(iot->max_vals[j], 15);
|
|
val_mag = MAX(5, val_mag);
|
|
col_w[j].val = val_mag;
|
|
g_snprintf(val_mag_s, 3, "%u", val_mag);
|
|
fmt = g_strconcat(" %", val_mag_s, G_GINT64_MODIFIER, "u |", NULL);
|
|
break;
|
|
|
|
default:
|
|
ftype = proto_registrar_get_ftype(stat_cols[j]->hf_index);
|
|
switch (ftype) {
|
|
case FT_FLOAT:
|
|
case FT_DOUBLE:
|
|
val_mag = magnitude(iot->max_vals[j], 15);
|
|
g_snprintf(val_mag_s, 3, "%u", val_mag);
|
|
fmt = g_strconcat(" %", val_mag_s, ".6f |", NULL);
|
|
col_w[j].val = val_mag + 7;
|
|
break;
|
|
case FT_RELATIVE_TIME:
|
|
/* Convert FT_RELATIVE_TIME field to seconds
|
|
* CALC_TYPE_LOAD was already converted in iostat_packet() ) */
|
|
if (type==CALC_TYPE_LOAD) {
|
|
iot->max_vals[j] /= interval;
|
|
} else if (type != CALC_TYPE_AVG) {
|
|
iot->max_vals[j] = (iot->max_vals[j] + 500000000) / NANOSECS_PER_SEC;
|
|
}
|
|
val_mag = magnitude(iot->max_vals[j], 15);
|
|
g_snprintf(val_mag_s, 3, "%u", val_mag);
|
|
fmt = g_strconcat(" %", val_mag_s, "u.%06u |", NULL);
|
|
col_w[j].val = val_mag + 7;
|
|
break;
|
|
|
|
default:
|
|
val_mag = magnitude(iot->max_vals[j], 15);
|
|
val_mag = MAX(namelen, val_mag);
|
|
col_w[j].val = val_mag;
|
|
g_snprintf(val_mag_s, 3, "%u", val_mag);
|
|
|
|
switch (ftype) {
|
|
case FT_UINT8:
|
|
case FT_UINT16:
|
|
case FT_UINT24:
|
|
case FT_UINT32:
|
|
case FT_UINT64:
|
|
fmt = g_strconcat(" %", val_mag_s, G_GINT64_MODIFIER, "u |", NULL);
|
|
break;
|
|
case FT_INT8:
|
|
case FT_INT16:
|
|
case FT_INT24:
|
|
case FT_INT32:
|
|
case FT_INT64:
|
|
fmt = g_strconcat(" %", val_mag_s, G_GINT64_MODIFIER, "d |", NULL);
|
|
break;
|
|
}
|
|
} /* End of ftype switch */
|
|
} /* End of calc_type switch */
|
|
tabrow_w += col_w[j].val + 3;
|
|
if (fmt)
|
|
fmts[j] = fmt;
|
|
} /* End of for loop (columns) */
|
|
|
|
borderlen = MAX(borderlen, tabrow_w);
|
|
|
|
/* Calc the max width of the list of filters. */
|
|
maxfltr_w = 0;
|
|
for(j=0; j<num_cols; j++) {
|
|
if (iot->filters[j]) {
|
|
k = (int) (strlen(iot->filters[j]) + 11);
|
|
maxfltr_w = MAX(maxfltr_w, k);
|
|
} else {
|
|
maxfltr_w = MAX(maxfltr_w, 26);
|
|
}
|
|
}
|
|
/* The stat table is not wrapped (by tshark) but filter is wrapped at the width of the stats table
|
|
* (which currently = borderlen); however, if the filter width exceeds the table width and the
|
|
* table width is less than 102 bytes, set borderlen to the lesser of the max filter width and 102.
|
|
* The filters will wrap at the lesser of borderlen-2 and the last space in the filter.
|
|
* NOTE: 102 is the typical size of a user window when the font is fixed width (e.g., COURIER 10).
|
|
* XXX: A pref could be added to change the max width from the default size of 102. */
|
|
if (maxfltr_w > borderlen && borderlen < 102)
|
|
borderlen = MIN(maxfltr_w, 102);
|
|
|
|
/* Prevent double right border by adding a space */
|
|
if (borderlen-tabrow_w==1)
|
|
borderlen++;
|
|
|
|
/* Display the top border */
|
|
printf("\n");
|
|
for (i=0; i<borderlen; i++)
|
|
printf("=");
|
|
|
|
spaces = (char*) g_malloc(borderlen+1);
|
|
for (i=0; i<borderlen; i++)
|
|
spaces[i] = ' ';
|
|
spaces[borderlen] = '\0';
|
|
|
|
spaces_s = &spaces[16];
|
|
printf("\n| IO Statistics%s|\n", spaces_s);
|
|
spaces_s = &spaces[2];
|
|
printf("|%s|\n", spaces_s);
|
|
|
|
g_snprintf(invl_mag_s, 3, "%u", invl_mag);
|
|
if (invl_prec > 0) {
|
|
g_snprintf(invl_prec_s, 3, "%u", invl_prec);
|
|
invl_fmt = g_strconcat("%", invl_mag_s, "u.%0", invl_prec_s, "u", NULL);
|
|
if (interval==duration) {
|
|
full_fmt = g_strconcat("| Interval size: ", invl_fmt, " secs (dur)%s", NULL);
|
|
spaces_s = &spaces[30+invl_mag+invl_prec];
|
|
} else {
|
|
full_fmt = g_strconcat("| Interval size: ", invl_fmt, " secs%s", NULL);
|
|
spaces_s = &spaces[24+invl_mag+invl_prec];
|
|
}
|
|
printf(full_fmt, (guint32)interval/1000000,
|
|
(guint32)((interval%1000000)/dv), spaces_s);
|
|
} else {
|
|
invl_fmt = g_strconcat("%", invl_mag_s, "u", NULL);
|
|
full_fmt = g_strconcat("| Interval size: ", invl_fmt, " secs%s", NULL);
|
|
spaces_s = &spaces[23 + invl_mag];
|
|
printf(full_fmt, (guint32)interval/1000000, spaces_s);
|
|
}
|
|
g_free(invl_fmt);
|
|
g_free(full_fmt);
|
|
|
|
if (invl_prec > 0)
|
|
invl_fmt = g_strconcat("%", dur_mag_s, "u.%0", invl_prec_s, "u", NULL);
|
|
else
|
|
invl_fmt = g_strconcat("%", dur_mag_s, "u", NULL);
|
|
|
|
/* Display the list of filters and their column numbers vertically */
|
|
printf("|\n| Col");
|
|
for(j=0; j<num_cols; j++){
|
|
printf((j==0 ? "%2u: " : "| %2u: "), j+1);
|
|
if (!iot->filters[j] || (iot->filters[j]==0)) {
|
|
/*
|
|
* An empty (no filter) comma field was specified */
|
|
spaces_s = &spaces[16 + 10];
|
|
printf("Frames and bytes%s|\n", spaces_s);
|
|
} else {
|
|
filter = iot->filters[j];
|
|
len_filt = (int) strlen(filter);
|
|
|
|
/* If the width of the widest filter exceeds the width of the stat table, borderlen has
|
|
* been set to 102 bytes above and filters wider than 102 will wrap at 91 bytes. */
|
|
if (len_filt+11 <= borderlen) {
|
|
printf("%s", filter);
|
|
if (len_filt+11 <= borderlen) {
|
|
spaces_s = &spaces[len_filt + 10];
|
|
printf("%s", spaces_s);
|
|
}
|
|
printf("|\n");
|
|
} else {
|
|
gchar *sfilter1, *sfilter2;
|
|
const gchar *pos;
|
|
gsize len;
|
|
int next_start, max_w=borderlen-11;
|
|
|
|
do {
|
|
if (len_filt > max_w) {
|
|
sfilter1 = g_strndup( (gchar *) filter, (gsize) max_w);
|
|
/*
|
|
* Find the pos of the last space in sfilter1. If a space is found, set
|
|
* sfilter2 to the string prior to that space and print it; otherwise, wrap
|
|
* the filter at max_w. */
|
|
pos = g_strrstr(sfilter1, " ");
|
|
if (pos) {
|
|
len = (gsize)(pos-sfilter1);
|
|
next_start = (int) len+1;
|
|
} else {
|
|
len = (gsize) strlen(sfilter1);
|
|
next_start = (int)len;
|
|
}
|
|
sfilter2 = g_strndup(sfilter1, len);
|
|
printf("%s%s|\n", sfilter2, &spaces[len+10]);
|
|
g_free(sfilter1);
|
|
g_free(sfilter2);
|
|
|
|
printf("| ");
|
|
filter = &filter[next_start];
|
|
len_filt = (int) strlen(filter);
|
|
} else {
|
|
printf("%s%s|\n", filter, &spaces[((int)strlen(filter))+10]);
|
|
break;
|
|
}
|
|
} while (1);
|
|
}
|
|
}
|
|
}
|
|
|
|
printf("|-");
|
|
for(i=0;i<borderlen-3;i++){
|
|
printf("-");
|
|
}
|
|
printf("|\n");
|
|
|
|
/* Display spaces above "Interval (s)" label */
|
|
spaces_s = &spaces[borderlen-(invl_col_w-2)];
|
|
printf("|%s|", spaces_s);
|
|
|
|
/* Display column number headers */
|
|
for(j=0; j<num_cols; j++) {
|
|
item = stat_cols[j];
|
|
if(item->calc_type==CALC_TYPE_FRAMES_AND_BYTES)
|
|
spaces_s = &spaces[borderlen - (col_w[j].fr + col_w[j].val)] - 3;
|
|
else if (item->calc_type==CALC_TYPE_FRAMES)
|
|
spaces_s = &spaces[borderlen - col_w[j].fr];
|
|
else
|
|
spaces_s = &spaces[borderlen - col_w[j].val];
|
|
|
|
printf("%-2u%s|", j+1, spaces_s);
|
|
}
|
|
if (tabrow_w < borderlen) {
|
|
filler_s = &spaces[tabrow_w+1];
|
|
printf("%s|", filler_s);
|
|
}
|
|
|
|
k = 11;
|
|
switch (timestamp_get_type()) {
|
|
case TS_ABSOLUTE:
|
|
printf("\n| Time ");
|
|
break;
|
|
case TS_ABSOLUTE_WITH_DATE:
|
|
printf("\n| Date and time");
|
|
k = 16;
|
|
break;
|
|
case TS_RELATIVE:
|
|
case TS_NOT_SET:
|
|
printf("\n| Interval");
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
spaces_s = &spaces[borderlen-(invl_col_w-k)];
|
|
printf("%s|", spaces_s);
|
|
|
|
/* Display the stat label in each column */
|
|
for(j=0; j<num_cols; j++) {
|
|
type = stat_cols[j]->calc_type;
|
|
if(type==CALC_TYPE_FRAMES) {
|
|
printcenter (calc_type_table[type].func_name, col_w[j].fr, numpad);
|
|
} else if (type==CALC_TYPE_FRAMES_AND_BYTES) {
|
|
printcenter ("Frames", col_w[j].fr, numpad);
|
|
printcenter ("Bytes", col_w[j].val, numpad);
|
|
} else {
|
|
printcenter (calc_type_table[type].func_name, col_w[j].val, numpad);
|
|
}
|
|
}
|
|
if (filler_s)
|
|
printf("%s|", filler_s);
|
|
printf("\n|-");
|
|
|
|
for(i=0; i<tabrow_w-3; i++)
|
|
printf("-");
|
|
printf("|");
|
|
|
|
if (tabrow_w < borderlen)
|
|
printf("%s|", &spaces[tabrow_w+1]);
|
|
|
|
printf("\n");
|
|
t=0;
|
|
full_fmt = g_strconcat("| ", invl_fmt, " <> ", invl_fmt, " |", NULL);
|
|
num_rows = (int)(duration/interval) + (((duration%interval+500000)/1000000) > 0 ? 1 : 0);
|
|
|
|
/* Load item_in_column with the first item in each column */
|
|
item_in_column = (io_stat_item_t **) g_malloc(sizeof(io_stat_item_t) * num_cols);
|
|
for (j=0; j<num_cols; j++) {
|
|
item_in_column[j] = stat_cols[j];
|
|
}
|
|
|
|
/* Display the table values
|
|
*
|
|
* The outer loop is for time interval rows and the inner loop is for stat column items.*/
|
|
for (i=0; i<num_rows; i++) {
|
|
|
|
if (i==num_rows-1)
|
|
last_row = TRUE;
|
|
|
|
/* Compute the interval for this row */
|
|
if (!last_row) {
|
|
invl_end = t + interval;
|
|
} else {
|
|
invl_end = duration;
|
|
}
|
|
|
|
/* Patch for Absolute Time */
|
|
the_time=iot->start_time+(guint32)(t/1000000);
|
|
tm_time = localtime(&the_time);
|
|
|
|
/* Display the interval for this row */
|
|
switch (timestamp_get_type()) {
|
|
case TS_ABSOLUTE:
|
|
printf("| %02d:%02d:%02d |",
|
|
tm_time->tm_hour,
|
|
tm_time->tm_min,
|
|
tm_time->tm_sec);
|
|
break;
|
|
|
|
case TS_ABSOLUTE_WITH_DATE:
|
|
printf("| %04d-%02d-%02d %02d:%02d:%02d |",
|
|
tm_time->tm_year + 1900,
|
|
tm_time->tm_mon + 1,
|
|
tm_time->tm_mday,
|
|
tm_time->tm_hour,
|
|
tm_time->tm_min,
|
|
tm_time->tm_sec);
|
|
break;
|
|
|
|
case TS_RELATIVE:
|
|
case TS_NOT_SET:
|
|
|
|
if (invl_prec==0) {
|
|
printf(full_fmt, (guint32)(t/1000000),
|
|
(guint32)(invl_end/1000000));
|
|
} else {
|
|
printf(full_fmt, (guint32)(t/1000000),
|
|
(guint32)(t%1000000) / dv,
|
|
(guint32) (invl_end/1000000),
|
|
(guint32)((invl_end%1000000) / dv));
|
|
}
|
|
break;
|
|
/* case TS_DELTA:
|
|
case TS_DELTA_DIS:
|
|
case TS_EPOCH:
|
|
case TS_UTC:
|
|
case TS_UTC_WITH_DATE:
|
|
are not implemented */
|
|
default:
|
|
break;
|
|
}
|
|
|
|
/* Display stat values in each column for this row */
|
|
for (j=0; j<num_cols; j++) {
|
|
fmt = fmts[j];
|
|
item = item_in_column[j];
|
|
|
|
if (item) {
|
|
switch(item->calc_type) {
|
|
case CALC_TYPE_FRAMES:
|
|
printf(fmt, item->frames);
|
|
break;
|
|
case CALC_TYPE_BYTES:
|
|
case CALC_TYPE_COUNT:
|
|
printf(fmt, item->counter);
|
|
break;
|
|
case CALC_TYPE_FRAMES_AND_BYTES:
|
|
printf(fmt, item->frames, item->counter);
|
|
break;
|
|
|
|
case CALC_TYPE_SUM:
|
|
case CALC_TYPE_MIN:
|
|
case CALC_TYPE_MAX:
|
|
ftype = proto_registrar_get_ftype(stat_cols[j]->hf_index);
|
|
switch(ftype){
|
|
case FT_FLOAT:
|
|
printf(fmt, item->float_counter);
|
|
break;
|
|
case FT_DOUBLE:
|
|
printf(fmt, item->double_counter);
|
|
break;
|
|
case FT_RELATIVE_TIME:
|
|
item->counter = (item->counter + 500) / 1000;
|
|
printf(fmt, (int)(item->counter/1000000), (int)(item->counter%1000000));
|
|
break;
|
|
default:
|
|
printf(fmt, item->counter);
|
|
break;
|
|
}
|
|
break;
|
|
|
|
case CALC_TYPE_AVG:
|
|
num = item->num;
|
|
if(num==0)
|
|
num=1;
|
|
ftype = proto_registrar_get_ftype(stat_cols[j]->hf_index);
|
|
switch(ftype){
|
|
case FT_FLOAT:
|
|
printf(fmt, item->float_counter/num);
|
|
break;
|
|
case FT_DOUBLE:
|
|
printf(fmt, item->double_counter/num);
|
|
break;
|
|
case FT_RELATIVE_TIME:
|
|
item->counter = ((item->counter/num) + 500) / 1000;
|
|
printf(fmt,
|
|
(int)(item->counter/1000000), (int)(item->counter%1000000));
|
|
break;
|
|
default:
|
|
printf(fmt, item->counter/num);
|
|
break;
|
|
}
|
|
break;
|
|
|
|
case CALC_TYPE_LOAD:
|
|
ftype = proto_registrar_get_ftype(stat_cols[j]->hf_index);
|
|
switch(ftype){
|
|
case FT_RELATIVE_TIME:
|
|
if (!last_row) {
|
|
printf(fmt,
|
|
(int) (item->counter/interval),
|
|
(int)((item->counter%interval)*1000000 / interval));
|
|
} else {
|
|
printf(fmt,
|
|
(int) (item->counter/(invl_end-t)),
|
|
(int)((item->counter%(invl_end-t))*1000000 / (invl_end-t)));
|
|
}
|
|
break;
|
|
}
|
|
break;
|
|
}
|
|
|
|
if (last_row) {
|
|
if (fmt)
|
|
g_free(fmt);
|
|
} else {
|
|
item_in_column[j] = item_in_column[j]->next;
|
|
}
|
|
} else {
|
|
printf(fmt, (guint64)0);
|
|
}
|
|
}
|
|
if (filler_s)
|
|
printf("%s|", filler_s);
|
|
printf("\n");
|
|
t += interval;
|
|
|
|
}
|
|
for(i=0;i<borderlen;i++){
|
|
printf("=");
|
|
}
|
|
printf("\n");
|
|
g_free(iot->items);
|
|
g_free(iot->max_vals);
|
|
g_free(iot->max_frame);
|
|
g_free(iot);
|
|
g_free(col_w);
|
|
g_free(invl_fmt);
|
|
g_free(full_fmt);
|
|
g_free(fmts);
|
|
g_free(spaces);
|
|
g_free(stat_cols);
|
|
g_free(item_in_column);
|
|
}
|
|
|
|
|
|
static void
|
|
register_io_tap(io_stat_t *io, int i, const char *filter)
|
|
{
|
|
GString *error_string;
|
|
const char *flt;
|
|
int j;
|
|
size_t namelen;
|
|
const char *p, *parenp;
|
|
char *field;
|
|
header_field_info *hfi;
|
|
|
|
io->items[i].prev=&io->items[i];
|
|
io->items[i].next=NULL;
|
|
io->items[i].parent=io;
|
|
io->items[i].time=0;
|
|
io->items[i].calc_type=CALC_TYPE_FRAMES_AND_BYTES;
|
|
io->items[i].frames=0;
|
|
io->items[i].counter=0;
|
|
io->items[i].num=0;
|
|
|
|
io->filters[i]=filter;
|
|
flt=filter;
|
|
|
|
field=NULL;
|
|
hfi=NULL;
|
|
for(j=0; calc_type_table[j].func_name; j++){
|
|
namelen=strlen(calc_type_table[j].func_name);
|
|
if(filter && strncmp(filter, calc_type_table[j].func_name, namelen) == 0) {
|
|
io->items[i].calc_type=calc_type_table[j].calc_type;
|
|
io->items[i].colnum = i;
|
|
if(*(filter+namelen)=='(') {
|
|
p=filter+namelen+1;
|
|
parenp=strchr(p, ')');
|
|
if(!parenp){
|
|
fprintf(stderr,
|
|
"\ntshark: Closing parenthesis missing from calculated expression.\n");
|
|
exit(10);
|
|
}
|
|
|
|
if(io->items[i].calc_type==CALC_TYPE_FRAMES || io->items[i].calc_type==CALC_TYPE_BYTES){
|
|
if(parenp!=p) {
|
|
fprintf(stderr,
|
|
"\ntshark: %s does not require or allow a field name within the parens.\n",
|
|
calc_type_table[j].func_name);
|
|
exit(10);
|
|
}
|
|
} else {
|
|
if(parenp==p) {
|
|
/* bail out if a field name was not specified */
|
|
fprintf(stderr, "\ntshark: You didn't specify a field name for %s(*).\n",
|
|
calc_type_table[j].func_name);
|
|
exit(10);
|
|
}
|
|
}
|
|
|
|
field = (char *) g_malloc(parenp-p+1);
|
|
memcpy(field, p, parenp-p);
|
|
field[parenp-p] = '\0';
|
|
flt=parenp + 1;
|
|
if (io->items[i].calc_type==CALC_TYPE_FRAMES || io->items[i].calc_type==CALC_TYPE_BYTES)
|
|
break;
|
|
hfi=proto_registrar_get_byname(field);
|
|
if(!hfi){
|
|
fprintf(stderr, "\ntshark: There is no field named '%s'.\n",
|
|
field);
|
|
g_free(field);
|
|
exit(10);
|
|
}
|
|
|
|
io->items[i].hf_index=hfi->id;
|
|
break;
|
|
}
|
|
} else {
|
|
if (io->items[i].calc_type==CALC_TYPE_FRAMES || io->items[i].calc_type==CALC_TYPE_BYTES)
|
|
flt="";
|
|
io->items[i].colnum = i;
|
|
}
|
|
}
|
|
if(hfi && !(io->items[i].calc_type==CALC_TYPE_BYTES ||
|
|
io->items[i].calc_type==CALC_TYPE_FRAMES ||
|
|
io->items[i].calc_type==CALC_TYPE_FRAMES_AND_BYTES)){
|
|
/* check that the type is compatible */
|
|
switch(hfi->type){
|
|
case FT_UINT8:
|
|
case FT_UINT16:
|
|
case FT_UINT24:
|
|
case FT_UINT32:
|
|
case FT_UINT64:
|
|
case FT_INT8:
|
|
case FT_INT16:
|
|
case FT_INT24:
|
|
case FT_INT32:
|
|
case FT_INT64:
|
|
/* these types support all calculations */
|
|
break;
|
|
case FT_FLOAT:
|
|
case FT_DOUBLE:
|
|
/* these types only support SUM, COUNT, MAX, MIN, AVG */
|
|
switch(io->items[i].calc_type){
|
|
case CALC_TYPE_SUM:
|
|
case CALC_TYPE_COUNT:
|
|
case CALC_TYPE_MAX:
|
|
case CALC_TYPE_MIN:
|
|
case CALC_TYPE_AVG:
|
|
break;
|
|
default:
|
|
fprintf(stderr,
|
|
"\ntshark: %s is a float field, so %s(*) calculations are not supported on it.",
|
|
field,
|
|
calc_type_table[j].func_name);
|
|
exit(10);
|
|
}
|
|
break;
|
|
case FT_RELATIVE_TIME:
|
|
/* this type only supports SUM, COUNT, MAX, MIN, AVG, LOAD */
|
|
switch(io->items[i].calc_type){
|
|
case CALC_TYPE_SUM:
|
|
case CALC_TYPE_COUNT:
|
|
case CALC_TYPE_MAX:
|
|
case CALC_TYPE_MIN:
|
|
case CALC_TYPE_AVG:
|
|
case CALC_TYPE_LOAD:
|
|
break;
|
|
default:
|
|
fprintf(stderr,
|
|
"\ntshark: %s is a relative-time field, so %s(*) calculations are not supported on it.",
|
|
field,
|
|
calc_type_table[j].func_name);
|
|
exit(10);
|
|
}
|
|
break;
|
|
default:
|
|
/*
|
|
* XXX - support all operations on floating-point
|
|
* numbers?
|
|
*/
|
|
if(io->items[i].calc_type!=CALC_TYPE_COUNT){
|
|
fprintf(stderr,
|
|
"\ntshark: %s doesn't have integral values, so %s(*) "
|
|
"calculations are not supported on it.\n",
|
|
field,
|
|
calc_type_table[j].func_name);
|
|
exit(10);
|
|
}
|
|
break;
|
|
}
|
|
g_free(field);
|
|
}
|
|
|
|
error_string=register_tap_listener("frame", &io->items[i], flt, TL_REQUIRES_PROTO_TREE, NULL,
|
|
iostat_packet, i?NULL:iostat_draw);
|
|
if(error_string){
|
|
g_free(io->items);
|
|
g_free(io);
|
|
fprintf(stderr, "\ntshark: Couldn't register io,stat tap: %s\n",
|
|
error_string->str);
|
|
g_string_free(error_string, TRUE);
|
|
exit(1);
|
|
}
|
|
}
|
|
|
|
static void
|
|
iostat_init(const char *optarg, void* userdata _U_)
|
|
{
|
|
gdouble interval_float;
|
|
guint32 idx=0, i;
|
|
io_stat_t *io;
|
|
const gchar *filters, *str, *pos;
|
|
|
|
if ((*(optarg+(strlen(optarg)-1)) == ',') ||
|
|
(sscanf(optarg, "io,stat,%lf%n", &interval_float, (int *)&idx) != 1) ||
|
|
(idx < 8)) {
|
|
fprintf(stderr, "\ntshark: invalid \"-z io,stat,<interval>[,<filter>][,<filter>]...\" argument\n");
|
|
exit(1);
|
|
}
|
|
|
|
filters=optarg+idx;
|
|
if (*filters) {
|
|
if (*filters != ',') {
|
|
/* For locale's that use ',' instead of '.', the comma might
|
|
* have been consumed during the floating point conversion. */
|
|
--filters;
|
|
if (*filters != ',') {
|
|
fprintf(stderr, "\ntshark: invalid \"-z io,stat,<interval>[,<filter>][,<filter>]...\" argument\n");
|
|
exit(1);
|
|
}
|
|
}
|
|
} else
|
|
filters=NULL;
|
|
|
|
switch (timestamp_get_type()) {
|
|
case TS_DELTA:
|
|
case TS_DELTA_DIS:
|
|
case TS_EPOCH:
|
|
case TS_UTC:
|
|
case TS_UTC_WITH_DATE:
|
|
fprintf(stderr, "\ntshark: invalid -t operand. io,stat only supports -t <r|a|ad>\n");
|
|
exit(1);
|
|
default:
|
|
break;
|
|
}
|
|
|
|
io = (io_stat_t *) g_malloc(sizeof(io_stat_t));
|
|
|
|
/* If interval is 0, calculate statistics over the whole file by setting the interval to
|
|
* G_MAXINT32 */
|
|
if (interval_float==0) {
|
|
io->interval = G_MAXINT32;
|
|
io->invl_prec = 0;
|
|
} else {
|
|
/* Set interval to the number of us rounded to the nearest integer */
|
|
io->interval = (gint64)(interval_float*1000000.0+0.5);
|
|
/*
|
|
* Determine what interval precision the user has specified */
|
|
io->invl_prec = 6;
|
|
for (i=10; i<10000000; i*=10) {
|
|
if (io->interval%i > 0)
|
|
break;
|
|
io->invl_prec--;
|
|
}
|
|
}
|
|
if (io->interval < 1){
|
|
fprintf(stderr,
|
|
"\ntshark: \"-z\" interval must be >=0.000001 seconds or \"0\" for the entire capture duration.\n");
|
|
exit(10);
|
|
}
|
|
|
|
/* Find how many ',' separated filters we have */
|
|
io->num_cols = 1;
|
|
io->start_time=0;
|
|
|
|
if (filters && (*filters != '\0')) {
|
|
str = filters;
|
|
while((str = strchr(str, ','))) {
|
|
io->num_cols++;
|
|
str++;
|
|
}
|
|
}
|
|
|
|
io->items = (io_stat_item_t *) g_malloc(sizeof(io_stat_item_t) * io->num_cols);
|
|
io->filters = (const char **)g_malloc(sizeof(char *) * io->num_cols);
|
|
io->max_vals = (guint64 *) g_malloc(sizeof(guint64) * io->num_cols);
|
|
io->max_frame = (guint32 *) g_malloc(sizeof(guint32) * io->num_cols);
|
|
|
|
for (i=0; i<io->num_cols; i++) {
|
|
io->max_vals[i] = 0;
|
|
io->max_frame[i] = 0;
|
|
}
|
|
|
|
/* Register a tap listener for each filter */
|
|
if((!filters) || (filters[0]==0)) {
|
|
register_io_tap(io, 0, NULL);
|
|
} else {
|
|
gchar *filter;
|
|
i = 0;
|
|
str = filters;
|
|
do {
|
|
pos = (gchar*) strchr(str, ',');
|
|
if(pos==str){
|
|
register_io_tap(io, i, NULL);
|
|
} else if (pos==NULL) {
|
|
str = (const char*) g_strstrip((gchar*)str);
|
|
filter = g_strdup((gchar*) str);
|
|
if (*filter)
|
|
register_io_tap(io, i, filter);
|
|
else
|
|
register_io_tap(io, i, NULL);
|
|
} else {
|
|
filter = (gchar *)g_malloc((pos-str)+1);
|
|
g_strlcpy( filter, str, (gsize) ((pos-str)+1));
|
|
filter = g_strstrip(filter);
|
|
register_io_tap(io, i, (char *) filter);
|
|
}
|
|
str = pos+1;
|
|
i++;
|
|
} while(pos);
|
|
}
|
|
}
|
|
|
|
void
|
|
register_tap_listener_iostat(void)
|
|
{
|
|
register_stat_cmd_arg("io,stat,", iostat_init, NULL);
|
|
}
|