/* Licensed to the Apache Software Foundation (ASF) under one or more

 * contributor license agreements.  See the NOTICE file distributed with

 * this work for additional information regarding copyright ownership.

 * The ASF licenses this file to You under the Apache License, Version 2.0

 * (the "License"); you may not use this file except in compliance with

 * the License.  You may obtain a copy of the License at

 *

 *     http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

/**

 * @file  heartbeat.h

 * @brief commun structures for mod_heartmonitor.c and mod_lbmethod_heartbeat.c

 *

 * @defgroup HEARTBEAT heartbeat

 * @ingroup  APACHE_MODS

 * @{

 */

#ifndef HEARTBEAT_H

#define HEARTBEAT_H

#include "apr.h"

#include "apr_time.h"

#ifdef __cplusplus

extern "C" {

#endif

/*

 * Worse Case: IPv4-Mapped IPv6 Address

 * 0000:0000:0000:0000:0000:FFFF:255.255.255.255

 */

#define MAXIPSIZE  46

typedef struct hm_slot_server_t

{

    char ip[MAXIPSIZE];

    int busy;

    int ready;

    apr_time_t seen;

    int id;

} hm_slot_server_t;

/* default name of heartbeat data file, created in the configured

 * runtime directory when mod_slotmem_shm is not available

 */

#define DEFAULT_HEARTBEAT_STORAGE "hb.dat"

#ifdef __cplusplus

}

#endif

#endif /* HEARTBEAT_H */

/** @} */