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tap-sv.c

/* tap-sv.c
 * Copyright 2008 Michael Bernhard
 *
 * $Id: tap-sv.c 33098 2010-06-04 23:08:08Z guy $
 *
 * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */


#ifdef HAVE_CONFIG_H
# include "config.h"
#endif

#include <stdio.h>
#include <stdlib.h>

#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif

#include <string.h>
#include <epan/packet_info.h>
#include <epan/tap.h>
#include <epan/stat_cmd_args.h>
#include <epan/nstime.h>
#include <epan/dissectors/packet-sv.h>
#include "register.h"

static int
sv_packet(void *prs _U_, packet_info *pinfo, epan_dissect_t *edt _U_, const void *pri)
{
      int i;
      const sv_frame_data * sv_data = pri;

      printf("%f %u ", nstime_to_sec(&pinfo->fd->rel_ts), sv_data->smpCnt);

      for(i = 0; i < sv_data->num_phsMeas; i++) {
            printf("%d ", sv_data->phsMeas[i].value);
      }

      printf("\n");

      return 0;
}

static void
svstat_init(const char *optarg _U_, void* userdata _U_)
{
      GString     *error_string;

      error_string = register_tap_listener(
                  "sv",
                  NULL,
                  NULL,
                  0,
                  NULL,
                  sv_packet,
                  NULL);
      if (error_string){
            /* error, we failed to attach to the tap. clean up */
            fprintf(stderr, "tshark: Couldn't register sv,stat tap: %s\n",
                        error_string->str);
            g_string_free(error_string, TRUE);
            exit(1);
      }
}

void
register_tap_listener_sv(void)
{
      register_stat_cmd_arg("sv", svstat_init, NULL);
}

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