forked from osmocom/wireshark
135 lines
3.6 KiB
C
135 lines
3.6 KiB
C
/* tap_camelcounter.c
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* camel message counter for tshark
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* Copyright 2006 Florent DROUIN
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*
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* $Id$
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*
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* This part of code is extracted from tap-h225counter.c from Lars Roland
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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., 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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#include "epan/packet.h"
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#include "epan/packet_info.h"
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#include "epan/tap.h"
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#include "epan/value_string.h"
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#include "register.h"
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#include "epan/stat_cmd_args.h"
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#include "epan/asn1.h"
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#include "epan/camel-persistentdata.h"
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void register_tap_listener_camelcounter(void);
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/* used to keep track of the statistics for an entire program interface */
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struct camelcounter_t {
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char *filter;
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guint32 camel_msg[camel_MAX_NUM_OPR_CODES];
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};
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static void camelcounter_reset(void *phs)
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{
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struct camelcounter_t * p_counter= ( struct camelcounter_t *) phs;
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memset(p_counter,0,sizeof(struct camelcounter_t));
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}
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static int camelcounter_packet(void *phs,
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packet_info *pinfo _U_,
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epan_dissect_t *edt _U_,
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const void *phi)
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{
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struct camelcounter_t * p_counter =(struct camelcounter_t *)phs;
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const struct camelsrt_info_t * pi=phi;
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if (pi->opcode != 255)
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p_counter->camel_msg[pi->opcode]++;
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return 1;
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}
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static void camelcounter_draw(void *phs)
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{
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struct camelcounter_t * p_counter= (struct camelcounter_t *)phs;
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int i;
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printf("\n");
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printf("CAMEL Message and Response Status Counter:\n");
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printf("------------------------------------------\n");
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for(i=0;i<camel_MAX_NUM_OPR_CODES;i++) {
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/* Message counter */
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if(p_counter->camel_msg[i]!=0) {
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printf("%30s ", val_to_str(i,camel_opr_code_strings,"Unknown message "));
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printf("%6d\n", p_counter->camel_msg[i]);
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}
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} /* Message Type */
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printf("------------------------------------------\n");
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}
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static void camelcounter_init(const char *optarg, void* userdata _U_)
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{
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struct camelcounter_t *p_camelcounter;
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GString *error_string;
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p_camelcounter = g_malloc(sizeof(struct camelcounter_t));
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if(!strncmp(optarg,"camel,counter,",13)){
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p_camelcounter->filter=g_strdup(optarg+13);
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} else {
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p_camelcounter->filter=NULL;
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}
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camelcounter_reset(p_camelcounter);
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error_string=register_tap_listener("CAMEL",
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p_camelcounter,
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p_camelcounter->filter,
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0,
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NULL,
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camelcounter_packet,
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camelcounter_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(p_camelcounter->filter);
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g_free(p_camelcounter);
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fprintf(stderr, "tshark: Couldn't register camel,counter 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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void /* Next line mandatory */
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register_tap_listener_camelcounter(void)
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{
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register_stat_cmd_arg("camel,counter", camelcounter_init, NULL);
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}
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