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/* tap_camelcounter.c
* camel message counter for tshark
* Copyright 2006 Florent DROUIN
*
* $Id$
*
* This part of code is extracted from tap-h225counter.c from Lars Roland
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "epan/packet.h"
#include "epan/packet_info.h"
#include "epan/tap.h"
#include "epan/value_string.h"
#include "epan/stat_cmd_args.h"
#include "epan/asn1.h"
#include "epan/dissectors/packet-camel.h"
void register_tap_listener_camelcounter(void);
/* used to keep track of the statistics for an entire program interface */
struct camelcounter_t {
char *filter;
guint32 camel_msg[camel_MAX_NUM_OPR_CODES];
};
static void camelcounter_reset(void *phs)
{
struct camelcounter_t * p_counter= ( struct camelcounter_t *) phs;
memset(p_counter,0,sizeof(struct camelcounter_t));
}
static int camelcounter_packet(void *phs,
packet_info *pinfo _U_,
epan_dissect_t *edt _U_,
const void *phi)
{
struct camelcounter_t * p_counter =(struct camelcounter_t *)phs;
const struct camelsrt_info_t * pi=(const struct camelsrt_info_t *)phi;
if (pi->opcode != 255)
p_counter->camel_msg[pi->opcode]++;
return 1;
}
static void camelcounter_draw(void *phs)
{
struct camelcounter_t * p_counter= (struct camelcounter_t *)phs;
int i;
printf("\n");
printf("CAMEL Message and Response Status Counter:\n");
printf("------------------------------------------\n");
for(i=0;i<camel_MAX_NUM_OPR_CODES;i++) {
/* Message counter */
if(p_counter->camel_msg[i]!=0) {
printf("%30s ", val_to_str(i,camel_opr_code_strings,"Unknown message "));
printf("%6d\n", p_counter->camel_msg[i]);
}
} /* Message Type */
printf("------------------------------------------\n");
}
static void camelcounter_init(const char *opt_arg, void* userdata _U_)
{
struct camelcounter_t *p_camelcounter;
GString *error_string;
p_camelcounter = g_new(struct camelcounter_t,1);
if(!strncmp(opt_arg,"camel,counter,",13)){
p_camelcounter->filter=g_strdup(opt_arg+13);
} else {
p_camelcounter->filter=NULL;
}
camelcounter_reset(p_camelcounter);
error_string=register_tap_listener("CAMEL",
p_camelcounter,
p_camelcounter->filter,
0,
NULL,
camelcounter_packet,
camelcounter_draw);
if(error_string){
/* error, we failed to attach to the tap. clean up */
g_free(p_camelcounter->filter);
g_free(p_camelcounter);
fprintf(stderr, "tshark: Couldn't register camel,counter tap: %s\n",
error_string->str);
g_string_free(error_string, TRUE);
exit(1);
}
}
void /* Next line mandatory */
register_tap_listener_camelcounter(void)
{
register_stat_cmd_arg("camel,counter", camelcounter_init, NULL);
}
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