stats_funcs.c

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/*
 * $Id: stats_funcs.c 4518 2008-07-28 15:39:28Z henningw $
 *
 * statistics module - script interface to internal statistics manager
 *
 * Copyright (C) 2006 Voice Sistem S.R.L.
 *
 * This file is part of Kamailio, a free SIP server.
 *
 * Kamailio 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
 *
 * Kamailio 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
 *
 * History:
 * --------
 *  2006-03-14  initial version (bogdan)
 */


#include <string.h>

#include "../../dprint.h"
#include "../../statistics.h"
#include "../../mem/mem.h"
#include "stats_funcs.h"


#define NORESET_FLAG_STR "no_reset"
#define MODULE_STATS     "script"


typedef struct stat_mod_elem_
{
   char *name;
   int flags;
   struct stat_mod_elem_ *next;
} stat_elem;

static stat_elem *stat_list = 0;


int reg_statistic( char* name)
{
   stat_elem *se;
   char *flag_str;
   int flags;

   if (name==0 || *name==0) {
      LM_ERR("empty parameter\n");
      goto error;
   }

   flags = 0;
   flag_str = strchr( name, '/');
   if (flag_str) {
      *flag_str = 0;
      flag_str++;
      if (strcasecmp( flag_str, NORESET_FLAG_STR)==0) {
         flags |= STAT_NO_RESET;
      } else {
         LM_ERR("unsuported flag <%s>\n",flag_str);
         goto error;
      }
   }

   se = (stat_elem*)pkg_malloc( sizeof(stat_elem) );
   if (se==0) {
      LM_ERR("no more pkg mem\n");
      goto error;
   }

   se->name = name;
   se->flags = flags;
   se->next = stat_list;
   stat_list = se;

   return 0;
error:
   return -1;
}



int register_all_mod_stats(void)
{
   stat_var  *stat;
   stat_elem *se;
   stat_elem *se_tmp;

   se = stat_list;
   stat = NULL;
   while( se ) {
      se_tmp = se;
      se = se->next;

      /* register the new variable */
      if (register_stat(MODULE_STATS, se_tmp->name, &stat, se_tmp->flags)!=0){
         LM_ERR("failed to register var. <%s> flags %d\n",
               se_tmp->name,se_tmp->flags);
         return -1;
      }
      pkg_free(se_tmp);
   }

   return 0;
}