2003-01-22 01:24:06 +00:00
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/* tap-iousers.c
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* iostat 2003 Ronnie Sahlberg
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*
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2003-01-22 07:28:29 +00:00
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* $Id: tap-iousers.c,v 1.2 2003/01/22 07:28:29 guy Exp $
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2003-01-22 01:24:06 +00:00
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*
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* Ethereal - Network traffic analyzer
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* By Gerald Combs <gerald@ethereal.com>
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* Copyright 1998 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <stdio.h>
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#ifdef HAVE_SYS_TYPES_H
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# include <sys/types.h>
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#endif
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#include <string.h>
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2003-01-22 07:28:29 +00:00
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#include <epan/packet_info.h>
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#include <epan/packet.h>
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#include <epan/resolv.h>
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2003-01-22 01:24:06 +00:00
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#include "tap.h"
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#include "register.h"
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#include "packet-ip.h"
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#include "packet-eth.h"
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#include "packet-tr.h"
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#include <string.h>
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typedef struct _io_users_t {
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char *type;
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char *filter;
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struct _io_users_item_t *items;
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} io_users_t;
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typedef struct _io_users_item_t {
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struct _io_users_item_t *next;
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char *name1;
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char *name2;
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void *addr1;
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void *addr2;
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guint32 frames1;
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guint32 frames2;
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guint32 bytes1;
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guint32 bytes2;
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} io_users_item_t;
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static int
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iousers_ip_packet(io_users_t *iu, packet_info *pinfo, epan_dissect_t *edt _U_, void *vip)
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{
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e_ip *iph=vip;
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guint32 addr1, addr2;
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io_users_item_t *iui;
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if(iph->ip_src>iph->ip_dst){
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addr1=iph->ip_src;
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addr2=iph->ip_dst;
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} else {
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addr2=iph->ip_src;
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addr1=iph->ip_dst;
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}
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for(iui=iu->items;iui;iui=iui->next){
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if((!memcmp(iui->addr1, &addr1, 4))
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&&(!memcmp(iui->addr2, &addr2, 4)) ){
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break;
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}
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}
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if(!iui){
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iui=g_malloc(sizeof(io_users_item_t));
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iui->next=iu->items;
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iu->items=iui;
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iui->addr1=g_malloc(4);
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memcpy(iui->addr1, &addr1, 4);
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iui->name1=strdup(get_hostname(addr1));
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iui->addr2=g_malloc(4);
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memcpy(iui->addr2, &addr2, 4);
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iui->name2=strdup(get_hostname(addr2));
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iui->frames1=0;
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iui->frames2=0;
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iui->bytes1=0;
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iui->bytes2=0;
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}
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if(!memcmp(&iph->ip_src,iui->addr1,4)){
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iui->frames1++;
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iui->bytes1+=pinfo->fd->pkt_len;
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} else {
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iui->frames2++;
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iui->bytes2+=pinfo->fd->pkt_len;
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}
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return 1;
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}
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static int
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iousers_eth_packet(io_users_t *iu, packet_info *pinfo, epan_dissect_t *edt _U_, void *veth)
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{
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eth_hdr *ehdr=veth;
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gchar *addr1, *addr2;
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io_users_item_t *iui;
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if(memcmp(ehdr->src, ehdr->dst, 6)<0){
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addr1=ehdr->src;
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addr2=ehdr->dst;
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} else {
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addr2=ehdr->src;
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addr1=ehdr->dst;
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}
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for(iui=iu->items;iui;iui=iui->next){
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if((!memcmp(iui->addr1, addr1, 6))
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&&(!memcmp(iui->addr2, addr2, 6)) ){
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break;
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}
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}
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if(!iui){
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iui=g_malloc(sizeof(io_users_item_t));
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iui->next=iu->items;
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iu->items=iui;
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iui->addr1=g_malloc(6);
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memcpy(iui->addr1, addr1, 6);
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iui->name1=strdup(ether_to_str(addr1));
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iui->addr2=g_malloc(6);
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memcpy(iui->addr2, addr2, 6);
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iui->name2=strdup(ether_to_str(addr2));
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iui->frames1=0;
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iui->frames2=0;
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iui->bytes1=0;
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iui->bytes2=0;
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}
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if(!memcmp(ehdr->dst,iui->addr1,6)){
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iui->frames1++;
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iui->bytes1+=pinfo->fd->pkt_len;
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} else {
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iui->frames2++;
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iui->bytes2+=pinfo->fd->pkt_len;
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}
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return 1;
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}
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static int
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iousers_tr_packet(io_users_t *iu, packet_info *pinfo, epan_dissect_t *edt _U_, void *vtr)
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{
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tr_hdr *trhdr=vtr;
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gchar *addr1, *addr2;
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io_users_item_t *iui;
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if(memcmp(trhdr->src, trhdr->dst, 6)<0){
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addr1=trhdr->src;
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addr2=trhdr->dst;
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} else {
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addr2=trhdr->src;
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addr1=trhdr->dst;
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}
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for(iui=iu->items;iui;iui=iui->next){
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if((!memcmp(iui->addr1, addr1, 6))
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&&(!memcmp(iui->addr2, addr2, 6)) ){
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break;
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}
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}
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if(!iui){
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iui=g_malloc(sizeof(io_users_item_t));
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iui->next=iu->items;
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iu->items=iui;
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iui->addr1=g_malloc(6);
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memcpy(iui->addr1, addr1, 6);
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iui->name1=strdup(ether_to_str(addr1));
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iui->addr2=g_malloc(6);
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memcpy(iui->addr2, addr2, 6);
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iui->name2=strdup(ether_to_str(addr2));
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iui->frames1=0;
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iui->frames2=0;
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iui->bytes1=0;
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iui->bytes2=0;
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}
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if(!memcmp(trhdr->dst,iui->addr1,6)){
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iui->frames1++;
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iui->bytes1+=pinfo->fd->pkt_len;
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} else {
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iui->frames2++;
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iui->bytes2+=pinfo->fd->pkt_len;
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}
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return 1;
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}
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static void
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iousers_draw(io_users_t *iu)
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{
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io_users_item_t *iui;
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guint32 last_frames, max_frames;
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printf("================================================================================\n");
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printf("IO-USERS Statistics\n");
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printf("Type:%s\n",iu->type);
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printf("Filter:%s\n",iu->filter?iu->filter:"<No Filter>");
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printf(" | <- | | -> | | Total |\n");
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printf(" | Frames Bytes | | Frames Bytes | | Frames Bytes |\n");
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max_frames=0xffffffff;
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do {
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last_frames=0;
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for(iui=iu->items;iui;iui=iui->next){
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guint32 tot_frames;
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tot_frames=iui->frames1+iui->frames2;
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if((tot_frames>last_frames)
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&&(tot_frames<max_frames)){
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last_frames=tot_frames;
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}
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}
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for(iui=iu->items;iui;iui=iui->next){
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guint32 tot_frames;
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tot_frames=iui->frames1+iui->frames2;
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if(tot_frames==last_frames){
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printf("%-20s <-> %-20s %6d %9d %6d %9d %6d %9d\n",
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iui->name1, iui->name2,
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iui->frames1, iui->bytes1,
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iui->frames2, iui->bytes2,
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iui->frames1+iui->frames2,
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iui->bytes1+iui->bytes2
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);
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}
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}
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max_frames=last_frames;
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} while(last_frames);
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printf("================================================================================\n");
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}
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void
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iousers_init(char *optarg)
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{
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char *filter=NULL;
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char *tap_type;
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static int (*packet_func)(io_users_t *, packet_info *, epan_dissect_t *, void *);
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io_users_t *iu=NULL;
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if(!strncmp(optarg,"io,users,eth",12)){
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if(optarg[12]==','){
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filter=optarg+13;
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} else {
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filter=NULL;
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}
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tap_type="eth";
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packet_func=iousers_eth_packet;
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} else if(!strncmp(optarg,"io,users,tr",11)){
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if(optarg[11]==','){
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filter=optarg+12;
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} else {
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filter=NULL;
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}
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tap_type="tr";
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packet_func=iousers_tr_packet;
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} else if(!strncmp(optarg,"io,users,ip",11)){
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if(optarg[11]==','){
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filter=optarg+12;
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} else {
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filter=NULL;
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}
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tap_type="ip";
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packet_func=iousers_ip_packet;
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} else {
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fprintf(stderr, "tethereal: invalid \"-z io,users,<type>[,<filter>]\" argument\n");
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fprintf(stderr," <type> must be one of\n");
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fprintf(stderr," \"eth\"\n");
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fprintf(stderr," \"ip\"\n");
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fprintf(stderr," \"tr\"\n");
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exit(1);
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}
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iu=g_malloc(sizeof(io_users_t));
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iu->items=NULL;
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iu->type=tap_type;
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if(filter){
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iu->filter=strdup(filter);
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} else {
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iu->filter=NULL;
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}
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if(register_tap_listener(tap_type, iu, filter, NULL, (void*)packet_func, (void*)iousers_draw)){
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if(iu->items){
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g_free(iu->items);
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}
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g_free(iu);
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fprintf(stderr,"tethereal: iousers_init() failed to attach tap\n");
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exit(1);
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}
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}
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void
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register_tap_listener_iousers(void)
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{
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register_ethereal_tap("io,users,", iousers_init, NULL, NULL);
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}
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