![Gerald Combs](/assets/img/avatar_default.png)
Replace CMP_ADDRESS, COPY_ADDRESS, et al with their lower-case equivalents in the ui directory. Change-Id: I10e95e66c8da5b880133452ebc484c53046e87ba Reviewed-on: https://code.wireshark.org/review/11199 Reviewed-by: Michael Mann <mmann78@netscape.net>
275 lines
7.4 KiB
C
275 lines
7.4 KiB
C
/* tap_sctpchunkstat.c
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* SCTP chunk counter for wireshark
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* Copyright 2005 Oleg Terletsky <oleg.terletsky@comverse.com>
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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 <stdlib.h>
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#include <string.h>
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#include "epan/packet_info.h"
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#include <epan/tap.h>
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#include <epan/stat_tap_ui.h>
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#include "epan/value_string.h"
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#include <epan/dissectors/packet-sctp.h>
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#include <epan/to_str.h>
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void register_tap_listener_sctpstat(void);
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typedef struct sctp_ep {
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struct sctp_ep *next;
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address src;
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address dst;
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guint16 sport;
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guint16 dport;
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guint32 chunk_count[256];
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} sctp_ep_t;
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/* used to keep track of the statistics for an entire program interface */
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typedef struct _sctpstat_t {
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char *filter;
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guint32 number_of_packets;
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sctp_ep_t *ep_list;
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} sctpstat_t;
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#define SCTP_DATA_CHUNK_ID 0
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#define SCTP_INIT_CHUNK_ID 1
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#define SCTP_INIT_ACK_CHUNK_ID 2
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#define SCTP_SACK_CHUNK_ID 3
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#define SCTP_HEARTBEAT_CHUNK_ID 4
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#define SCTP_HEARTBEAT_ACK_CHUNK_ID 5
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#define SCTP_ABORT_CHUNK_ID 6
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#define SCTP_SHUTDOWN_CHUNK_ID 7
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#define SCTP_SHUTDOWN_ACK_CHUNK_ID 8
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#define SCTP_ERROR_CHUNK_ID 9
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#define SCTP_COOKIE_ECHO_CHUNK_ID 10
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#define SCTP_COOKIE_ACK_CHUNK_ID 11
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#define SCTP_ECNE_CHUNK_ID 12
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#define SCTP_CWR_CHUNK_ID 13
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#define SCTP_SHUTDOWN_COMPLETE_CHUNK_ID 14
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#define SCTP_AUTH_CHUNK_ID 0x16
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#define SCTP_ASCONF_ACK_CHUNK_ID 0x80
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#define SCTP_PKTDROP_CHUNK_ID 0x81
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#define SCTP_FORWARD_TSN_CHUNK_ID 0xC0
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#define SCTP_ASCONF_CHUNK_ID 0xC1
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#define SCTP_IETF_EXT 0xFF
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#define CHUNK_TYPE_OFFSET 0
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#define CHUNK_TYPE(x)(tvb_get_guint8((x), CHUNK_TYPE_OFFSET))
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static void
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sctpstat_reset(void *phs)
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{
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sctpstat_t *sctp_stat = (sctpstat_t *)phs;
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sctp_ep_t *list = (sctp_ep_t *)sctp_stat->ep_list;
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sctp_ep_t *tmp = NULL;
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guint16 chunk_type;
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if (!list)
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return;
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for (tmp = list; tmp; tmp = tmp->next)
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for (chunk_type = 0; chunk_type < 256; chunk_type++)
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tmp->chunk_count[chunk_type] = 0;
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sctp_stat->number_of_packets = 0;
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}
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static sctp_ep_t *
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alloc_sctp_ep(const struct _sctp_info *si)
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{
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sctp_ep_t *ep;
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guint16 chunk_type;
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if (!si)
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return NULL;
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if (!(ep = g_new(sctp_ep_t, 1)))
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return NULL;
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copy_address(&ep->src, &si->ip_src);
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copy_address(&ep->dst, &si->ip_dst);
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ep->sport = si->sport;
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ep->dport = si->dport;
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ep->next = NULL;
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for (chunk_type = 0; chunk_type < 256; chunk_type++)
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ep->chunk_count[chunk_type] = 0;
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return ep;
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}
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static int
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sctpstat_packet(void *phs, packet_info *pinfo _U_, epan_dissect_t *edt _U_, const void *phi)
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{
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sctpstat_t *hs = (sctpstat_t *)phs;
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sctp_ep_t *tmp = NULL, *te = NULL;
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const struct _sctp_info *si = (const struct _sctp_info *)phi;
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guint32 tvb_number;
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guint8 chunk_type;
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if (!hs)
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return (0);
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hs->number_of_packets++;
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if (!hs->ep_list) {
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hs->ep_list = alloc_sctp_ep(si);
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te = hs->ep_list;
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} else {
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for (tmp = hs->ep_list; tmp; tmp = tmp->next)
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{
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if ((!cmp_address(&tmp->src, &si->ip_src)) &&
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(!cmp_address(&tmp->dst, &si->ip_dst)) &&
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(tmp->sport == si->sport) &&
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(tmp->dport == si->dport))
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{
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te = tmp;
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break;
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}
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}
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if (!te) {
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if ((te = alloc_sctp_ep(si))) {
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te->next = hs->ep_list;
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hs->ep_list = te;
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}
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}
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}
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if (!te)
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return (0);
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if (si->number_of_tvbs > 0) {
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chunk_type = CHUNK_TYPE(si->tvb[0]);
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if ((chunk_type == SCTP_INIT_CHUNK_ID) ||
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(chunk_type == SCTP_INIT_ACK_CHUNK_ID)) {
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te->chunk_count[chunk_type]++;
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} else {
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for (tvb_number = 0; tvb_number < si->number_of_tvbs; tvb_number++)
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te->chunk_count[CHUNK_TYPE(si->tvb[tvb_number])]++;
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}
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}
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return (1);
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}
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static void
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sctpstat_draw(void *phs)
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{
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sctpstat_t *hs = (sctpstat_t *)phs;
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sctp_ep_t *list = hs->ep_list, *tmp;
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char *src_addr, *dst_addr;
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printf("-------------------------------------------- SCTP Statistics --------------------------------------------------------------------------\n");
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printf("| Total packets RX/TX %u\n", hs->number_of_packets);
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printf("---------------------------------------------------------------------------------------------------------------------------------------\n");
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printf("| Source IP |PortA| Dest. IP |PortB| DATA | SACK | HBEAT |HBEATACK| INIT | INITACK| COOKIE |COOKIACK| ABORT | ERROR |\n");
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printf("---------------------------------------------------------------------------------------------------------------------------------------\n");
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for (tmp = list; tmp; tmp = tmp->next) {
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src_addr = (char*)address_to_str(NULL, &tmp->src);
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dst_addr = (char*)address_to_str(NULL, &tmp->dst);
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printf("|%15s|%5u|%15s|%5u|%8u|%8u|%8u|%8u|%8u|%8u|%8u|%8u|%8u|%8u|\n",
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src_addr, tmp->sport,
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dst_addr, tmp->dport,
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tmp->chunk_count[SCTP_DATA_CHUNK_ID],
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tmp->chunk_count[SCTP_SACK_CHUNK_ID],
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tmp->chunk_count[SCTP_HEARTBEAT_CHUNK_ID],
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tmp->chunk_count[SCTP_HEARTBEAT_ACK_CHUNK_ID],
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tmp->chunk_count[SCTP_INIT_CHUNK_ID],
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tmp->chunk_count[SCTP_INIT_ACK_CHUNK_ID],
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tmp->chunk_count[SCTP_COOKIE_ECHO_CHUNK_ID],
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tmp->chunk_count[SCTP_COOKIE_ACK_CHUNK_ID],
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tmp->chunk_count[SCTP_ABORT_CHUNK_ID],
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tmp->chunk_count[SCTP_ERROR_CHUNK_ID]);
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wmem_free(NULL, src_addr);
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wmem_free(NULL, dst_addr);
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}
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printf("---------------------------------------------------------------------------------------------------------------------------------------\n");
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}
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static void
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sctpstat_init(const char *opt_arg, void *userdata _U_)
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{
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sctpstat_t *hs;
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GString *error_string;
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hs = (sctpstat_t *)g_malloc(sizeof(sctpstat_t));
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if (!strncmp(opt_arg, "sctp,stat,", 11)) {
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hs->filter = g_strdup(opt_arg+11);
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} else {
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hs->filter = NULL;
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}
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hs->ep_list = NULL;
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hs->number_of_packets = 0;
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sctpstat_reset(hs);
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error_string = register_tap_listener("sctp", hs, hs->filter, 0, NULL, sctpstat_packet, sctpstat_draw);
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if (error_string) {
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/* error, we failed to attach to the tap. clean up */
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g_free(hs->filter);
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g_free(hs);
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fprintf(stderr, "tshark: Couldn't register sctp,stat tap: %s\n",
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error_string->str);
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g_string_free(error_string, TRUE);
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exit(1);
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}
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}
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static stat_tap_ui sctpstat_ui = {
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REGISTER_STAT_GROUP_GENERIC,
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NULL,
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"sctp,stat",
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sctpstat_init,
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0,
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NULL
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};
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void
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register_tap_listener_sctpstat(void)
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{
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register_stat_tap_ui(&sctpstat_ui, NULL);
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}
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/*
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* Editor modelines - http://www.wireshark.org/tools/modelines.html
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*
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* Local variables:
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* c-basic-offset: 8
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* tab-width: 8
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* indent-tabs-mode: t
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* End:
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*
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* vi: set shiftwidth=8 tabstop=8 noexpandtab:
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* :indentSize=8:tabSize=8:noTabs=false:
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*/
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