File: kstats_types.h

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/* 
 * $Id$
 * 
 * Copyright (C) 2010 iptelorg GmbH
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */
/** kamailio statistics types.
 * This file contains type declaration for kamailio statistics.
 * They are needed when modules are loaded (sr_module.c).
 * The rest of kamailio stats are in lib/kcore (include
 * lib/kcore/kstats_wrapper.h or lib/kcore/statistics.h and link with
 * libkcore).
 * Note: kamailio statistics are obsolete. Use sr counters in new code
 * (counters.h).
 * @file kstats_types.h
 * @ingroup: core
 */
/*
 * History:
 * --------
 *  2010-08-18  initial version (andrei)
*/

#ifndef __kstats_types_h
#define __kstats_types_h

#include "counters.h"

/* types */

typedef counter_val_t    stat_val;
/* stat_var is always used as a pointer in k, we missuse
   stat_var* for holding out counter id */
typedef void stat_var;
/* get val callback
 * TODO: change it to counter_cbk_f compatible callback?
 */
typedef counter_val_t (*stat_function)(void);

/* statistic module interface */
struct stat_export_s {
	char* name;
	int flags;
	stat_var** stat_pointer; /* pointer to the memory location
								(where a counter handle will be stored)
								Note: it's a double pointer because of
								the original k version which needed it
								allocated in shm. This version
								will store the counter id at *stat_pointer.
							  */
};

typedef struct stat_export_s stat_export_t;


#endif /*__kstats_types_h*/

/* vi: set ts=4 sw=4 tw=79:ai:cindent: */