Gecko [ www.vortexaion.com ]

Name	Size	Permission	Date
ap_compat.h	1.08 KB	-rw-rw-rw-	2006-07-12 00:33
ap_config.h	6.65 KB	-rw-rw-rw-	2012-08-15 03:59
ap_config_layout.h	1.21 KB	-rw-rw-rw-	2022-01-02 15:34
ap_expr.h	14.09 KB	-rw-rw-rw-	2020-02-21 02:33
ap_hooks.h	6.01 KB	-rw-rw-rw-	2011-09-23 22:08
ap_listen.h	5.85 KB	-rw-rw-rw-	2016-05-30 23:26
ap_mmn.h	39.26 KB	-rw-rw-rw-	2023-08-29 11:23
ap_mpm.h	10.68 KB	-rw-rw-rw-	2020-04-23 16:32
ap_provider.h	3.55 KB	-rw-rw-rw-	2012-07-03 23:29
ap_regex.h	11.43 KB	-rw-rw-rw-	2022-02-28 13:56
ap_regkey.h	9.18 KB	-rw-rw-rw-	2011-09-23 17:38
ap_release.h	3.15 KB	-rw-rw-rw-	2023-10-16 17:28
ap_slotmem.h	7.26 KB	-rw-rw-rw-	2013-11-17 22:10
ap_socache.h	9.39 KB	-rw-rw-rw-	2012-02-11 00:47
apache_noprobes.h	15.93 KB	-rw-rw-rw-	2012-04-05 00:11
apr.h	18.28 KB	-rw-rw-rw-	2023-03-27 15:53
apr_allocator.h	6.25 KB	-rw-rw-rw-	2018-08-25 17:48
apr_anylock.h	5.06 KB	-rw-rw-rw-	2007-01-15 21:00
apr_atomic.h	6.25 KB	-rw-rw-rw-	2018-09-17 22:20
apr_base64.h	3.86 KB	-rw-rw-rw-	2012-12-23 00:24
apr_buckets.h	64.71 KB	-rw-rw-rw-	2021-09-18 17:25
apr_crypto.h	20.18 KB	-rw-rw-rw-	2017-06-14 00:28
apr_cstr.h	11.42 KB	-rw-rw-rw-	2016-12-03 22:49
apr_date.h	3.57 KB	-rw-rw-rw-	2007-01-15 21:00
apr_dbd.h	23.88 KB	-rw-rw-rw-	2017-04-02 21:57
apr_dbm.h	8.62 KB	-rw-rw-rw-	2008-11-21 08:20
apr_dso.h	2.73 KB	-rw-rw-rw-	2006-08-03 14:55
apr_encode.h	30.98 KB	-rw-rw-rw-	2022-10-18 11:38
apr_env.h	2.12 KB	-rw-rw-rw-	2009-09-26 00:07
apr_errno.h	55.08 KB	-rw-rw-rw-	2016-03-03 18:11
apr_escape.h	17.65 KB	-rw-rw-rw-	2018-08-26 14:24
apr_escape_test_char.h	1.4 KB	-rw-rw-rw-	2023-03-27 15:53
apr_file_info.h	17.59 KB	-rw-rw-rw-	2018-08-26 14:01
apr_file_io.h	43.11 KB	-rw-rw-rw-	2017-03-30 23:53
apr_fnmatch.h	6.23 KB	-rw-rw-rw-	2014-04-15 17:55
apr_general.h	7.36 KB	-rw-rw-rw-	2018-08-26 14:01
apr_getopt.h	6 KB	-rw-rw-rw-	2006-08-03 14:55
apr_global_mutex.h	7.38 KB	-rw-rw-rw-	2017-04-08 01:20
apr_hash.h	10.36 KB	-rw-rw-rw-	2020-11-08 10:13
apr_hooks.h	12.71 KB	-rw-rw-rw-	2013-10-03 17:32
apr_inherit.h	2.14 KB	-rw-rw-rw-	2013-10-03 17:29
apr_ldap.h	5.76 KB	-rw-rw-rw-	2023-01-24 11:36
apr_ldap_init.h	5.81 KB	-rw-rw-rw-	2009-02-19 10:04
apr_ldap_option.h	8.65 KB	-rw-rw-rw-	2009-02-19 10:04
apr_ldap_rebind.h	3.19 KB	-rw-rw-rw-	2009-02-19 10:04
apr_ldap_url.h	3.83 KB	-rw-rw-rw-	2009-02-19 10:04
apr_lib.h	8.47 KB	-rw-rw-rw-	2014-01-16 22:26
apr_md4.h	4.55 KB	-rw-rw-rw-	2007-01-15 21:00
apr_md5.h	6.37 KB	-rw-rw-rw-	2012-07-06 15:41
apr_memcache.h	17.25 KB	-rw-rw-rw-	2010-11-26 16:39
apr_mmap.h	5.18 KB	-rw-rw-rw-	2013-10-03 17:29
apr_network_io.h	36.95 KB	-rw-rw-rw-	2019-05-04 18:44
apr_optional.h	2.8 KB	-rw-rw-rw-	2007-01-15 21:00
apr_optional_hooks.h	3.9 KB	-rw-rw-rw-	2013-10-03 17:32
apr_perms_set.h	1.93 KB	-rw-rw-rw-	2014-04-28 16:08
apr_poll.h	21.04 KB	-rw-rw-rw-	2016-03-25 03:19
apr_pools.h	31.73 KB	-rw-rw-rw-	2022-06-18 00:09
apr_portable.h	20.56 KB	-rw-rw-rw-	2018-08-26 14:01
apr_proc_mutex.h	7.04 KB	-rw-rw-rw-	2017-04-08 01:20
apr_queue.h	4.12 KB	-rw-rw-rw-	2013-10-03 17:32
apr_random.h	5.07 KB	-rw-rw-rw-	2007-07-21 06:16
apr_redis.h	16.07 KB	-rw-rw-rw-	2017-09-27 20:02
apr_reslist.h	7.19 KB	-rw-rw-rw-	2013-10-03 17:32
apr_ring.h	19.28 KB	-rw-rw-rw-	2022-01-06 14:11
apr_rmm.h	4.8 KB	-rw-rw-rw-	2007-01-15 21:00
apr_sdbm.h	6.14 KB	-rw-rw-rw-	2007-10-23 13:59
apr_sha1.h	3.91 KB	-rw-rw-rw-	2007-01-15 21:00
apr_shm.h	9.48 KB	-rw-rw-rw-	2014-04-28 17:15
apr_signal.h	2.8 KB	-rw-rw-rw-	2007-08-05 19:48
apr_siphash.h	6.16 KB	-rw-rw-rw-	2017-06-15 00:00
apr_skiplist.h	14.56 KB	-rw-rw-rw-	2018-08-25 17:48
apr_strings.h	14.92 KB	-rw-rw-rw-	2018-08-26 14:01
apr_strmatch.h	2.69 KB	-rw-rw-rw-	2007-01-15 21:00
apr_support.h	1.65 KB	-rw-rw-rw-	2006-08-03 14:55
apr_tables.h	19.4 KB	-rw-rw-rw-	2020-11-08 09:24
apr_thread_cond.h	5.53 KB	-rw-rw-rw-	2007-06-29 21:20
apr_thread_mutex.h	4.51 KB	-rw-rw-rw-	2017-04-08 01:20
apr_thread_pool.h	11.14 KB	-rw-rw-rw-	2008-05-07 23:45
apr_thread_proc.h	36.11 KB	-rw-rw-rw-	2019-03-08 16:52
apr_thread_rwlock.h	4.78 KB	-rw-rw-rw-	2006-08-03 14:55
apr_time.h	7.62 KB	-rw-rw-rw-	2016-03-05 03:40
apr_uri.h	6.61 KB	-rw-rw-rw-	2009-01-07 22:39
apr_user.h	5.34 KB	-rw-rw-rw-	2013-10-03 17:29
apr_uuid.h	2.13 KB	-rw-rw-rw-	2007-01-15 21:00
apr_version.h	5.44 KB	-rw-rw-rw-	2023-04-13 11:38
apr_want.h	3.01 KB	-rw-rw-rw-	2012-08-15 00:48
apr_xlate.h	6.42 KB	-rw-rw-rw-	2007-01-15 21:00
apr_xml.h	12.54 KB	-rw-rw-rw-	2016-06-14 01:57
apu.h	4.76 KB	-rw-rw-rw-	2023-01-24 11:36
apu_errno.h	5.49 KB	-rw-rw-rw-	2009-01-07 22:35
apu_version.h	4.33 KB	-rw-rw-rw-	2023-02-01 09:56
apu_want.h	1.55 KB	-rw-rw-rw-	2023-01-24 11:36
cache_common.h	2.02 KB	-rw-rw-rw-	2013-05-29 00:30
expat.h	43.55 KB	-rw-rw-rw-	2022-10-25 19:09
heartbeat.h	1.62 KB	-rw-rw-rw-	2014-06-17 16:06
http_config.h	57.78 KB	-rw-rw-rw-	2022-02-23 16:39
http_connection.h	7.15 KB	-rw-rw-rw-	2021-09-26 18:11
http_core.h	37.25 KB	-rw-rw-rw-	2023-08-29 11:23
http_log.h	36.82 KB	-rw-rw-rw-	2016-08-25 16:48
http_main.h	3.25 KB	-rw-rw-rw-	2012-03-26 02:24
http_protocol.h	42.06 KB	-rw-rw-rw-	2022-06-01 16:34
http_request.h	26.34 KB	-rw-rw-rw-	2021-08-10 12:27
http_ssl.h	14.93 KB	-rw-rw-rw-	2022-08-22 00:26
http_vhost.h	4.61 KB	-rw-rw-rw-	2021-05-27 17:08
httpd.h	94.69 KB	-rw-rw-rw-	2022-03-09 16:04
mod_auth.h	4.55 KB	-rw-rw-rw-	2020-02-21 02:33
mod_cache.h	7.27 KB	-rw-rw-rw-	2011-12-03 20:02
mod_cgi.h	2.5 KB	-rw-rw-rw-	2011-09-23 17:38
mod_core.h	3.43 KB	-rw-rw-rw-	2012-09-24 13:49
mod_dav.h	100.22 KB	-rw-rw-rw-	2023-01-09 16:52
mod_dbd.h	4.18 KB	-rw-rw-rw-	2011-09-23 17:38
mod_http2.h	4.69 KB	-rw-rw-rw-	2023-08-29 11:23
mod_include.h	4.01 KB	-rw-rw-rw-	2011-09-23 17:38
mod_log_config.h	2.5 KB	-rw-rw-rw-	2011-09-23 17:38
mod_proxy.h	64.99 KB	-rw-rw-rw-	2023-03-31 18:33
mod_request.h	1.65 KB	-rw-rw-rw-	2011-02-18 20:40
mod_rewrite.h	1.41 KB	-rw-rw-rw-	2014-01-23 16:33
mod_so.h	1.23 KB	-rw-rw-rw-	2011-11-30 12:21
mod_ssl.h	4.99 KB	-rw-rw-rw-	2019-07-30 15:23
mod_ssl_openssl.h	4.79 KB	-rw-rw-rw-	2019-07-30 15:23
mod_status.h	2.45 KB	-rw-rw-rw-	2006-07-12 00:33
mod_watchdog.h	7.55 KB	-rw-rw-rw-	2014-09-05 18:19
mpm_common.h	17.39 KB	-rw-rw-rw-	2021-08-10 12:43
os.h	4.5 KB	-rw-rw-rw-	2021-04-21 05:10
scoreboard.h	9.98 KB	-rw-rw-rw-	2020-02-21 02:33
util_cfgtree.h	3.17 KB	-rw-rw-rw-	2011-09-23 17:38
util_charset.h	2.28 KB	-rw-rw-rw-	2014-11-01 11:19
util_cookies.h	4.99 KB	-rw-rw-rw-	2012-01-09 15:18
util_ebcdic.h	2.78 KB	-rw-rw-rw-	2014-11-01 11:19
util_fcgi.h	10.02 KB	-rw-rw-rw-	2020-02-21 02:33
util_filter.h	26.46 KB	-rw-rw-rw-	2013-04-15 16:37
util_ldap.h	18.33 KB	-rw-rw-rw-	2023-07-07 16:03
util_md5.h	2.19 KB	-rw-rw-rw-	2014-07-17 02:11
util_mutex.h	9.29 KB	-rw-rw-rw-	2011-10-09 22:35
util_script.h	9.8 KB	-rw-rw-rw-	2012-01-09 15:18
util_time.h	4.22 KB	-rw-rw-rw-	2023-07-18 01:16
util_varbuf.h	8.28 KB	-rw-rw-rw-	2014-07-19 21:22
util_xml.h	1.36 KB	-rw-rw-rw-	2014-07-19 21:22
zconf.h	16.83 KB	-rw-rw-rw-	2023-04-18 01:35
zlib.h	96.4 KB	-rw-rw-rw-	2023-08-18 12:45

Rename

/* 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 apr_redis.h
 * @brief Client interface for redis
 * @remark To use this interface you must have a separate redis
 * for more information.
 */

#ifndef APR_REDIS_H
#define APR_REDIS_H

#include "apr.h"
#include "apr_pools.h"
#include "apr_time.h"
#include "apr_strings.h"
#include "apr_network_io.h"
#include "apr_ring.h"
#include "apr_buckets.h"
#include "apr_reslist.h"
#include "apr_hash.h"

#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */

#ifndef RC_DEFAULT_SERVER_PORT
#define RC_DEFAULT_SERVER_PORT 6379
#endif

#ifndef RC_DEFAULT_SERVER_MIN
#define RC_DEFAULT_SERVER_MIN 0
#endif

#ifndef RC_DEFAULT_SERVER_SMAX
#define RC_DEFAULT_SERVER_SMAX 1
#endif

#ifndef RC_DEFAULT_SERVER_TTL
#define RC_DEFAULT_SERVER_TTL 600
#endif

/**
 * @defgroup APR_Util_RC Redis Client Routines
 * @ingroup APR_Util
 * @{
 */

/** Specifies the status of a redis server */
typedef enum
{
    APR_RC_SERVER_LIVE, /**< Server is alive and responding to requests */
    APR_RC_SERVER_DEAD  /**< Server is not responding to requests */
} apr_redis_server_status_t;

/** Opaque redis client connection object */
typedef struct apr_redis_conn_t apr_redis_conn_t;

/** Redis Server Info Object */
typedef struct apr_redis_server_t apr_redis_server_t;
struct apr_redis_server_t
{
    const char *host; /**< Hostname of this Server */
    apr_port_t port; /**< Port of this Server */
    apr_redis_server_status_t status; /**< @see apr_redis_server_status_t */
#if APR_HAS_THREADS || defined(DOXYGEN)
    apr_reslist_t *conns; /**< Resource list of actual client connections */
#else
    apr_redis_conn_t *conn;
#endif
    apr_pool_t *p; /** Pool to use for private allocations */
#if APR_HAS_THREADS
    apr_thread_mutex_t *lock;
#endif
    apr_time_t btime;
    apr_uint32_t rwto;
    struct
    {
        int major;
        int minor;
        int patch;
        char *number;
    } version;
};

typedef struct apr_redis_t apr_redis_t;

/* Custom hash callback function prototype, user for server selection.
* @param baton user selected baton
* @param data data to hash
* @param data_len length of data
*/
typedef apr_uint32_t (*apr_redis_hash_func)(void *baton,
                                            const char *data,
                                            const apr_size_t data_len);
/* Custom Server Select callback function prototype.
* @param baton user selected baton
* @param rc redis instance, use rc->live_servers to select a node
* @param hash hash of the selected key.
*/
typedef apr_redis_server_t* (*apr_redis_server_func)(void *baton,
                                                 apr_redis_t *rc,
                                                 const apr_uint32_t hash);

/** Container for a set of redis servers */
struct apr_redis_t
{
    apr_uint32_t flags; /**< Flags, Not currently used */
    apr_uint16_t nalloc; /**< Number of Servers Allocated */
    apr_uint16_t ntotal; /**< Number of Servers Added */
    apr_redis_server_t **live_servers; /**< Array of Servers */
    apr_pool_t *p; /** Pool to use for allocations */
    void *hash_baton;
    apr_redis_hash_func hash_func;
    void *server_baton;
    apr_redis_server_func server_func;
};

/**
 * Creates a crc32 hash used to split keys between servers
 * @param rc The redis client object to use
 * @param data Data to be hashed
 * @param data_len Length of the data to use
 * @return crc32 hash of data
 * @remark The crc32 hash is not compatible with old redisd clients.
 */
APU_DECLARE(apr_uint32_t) apr_redis_hash(apr_redis_t *rc,
                                         const char *data,
                                         const apr_size_t data_len);

/**
 * Pure CRC32 Hash. Used by some clients.
 */
APU_DECLARE(apr_uint32_t) apr_redis_hash_crc32(void *baton,
                                               const char *data,
                                               const apr_size_t data_len);

/**
 * hash compatible with the standard Perl Client.
 */
APU_DECLARE(apr_uint32_t) apr_redis_hash_default(void *baton,
                                                 const char *data,
                                                 const apr_size_t data_len);

/**
 * Picks a server based on a hash
 * @param rc The redis client object to use
 * @param hash Hashed value of a Key
 * @return server that controls specified hash
 * @see apr_redis_hash
 */
APU_DECLARE(apr_redis_server_t *) apr_redis_find_server_hash(apr_redis_t *rc,
                                                             const apr_uint32_t hash);

/**
 * server selection compatible with the standard Perl Client.
 */
APU_DECLARE(apr_redis_server_t *) apr_redis_find_server_hash_default(void *baton,
                                                                      apr_redis_t *rc,
                                                                      const apr_uint32_t hash);

/**
 * Adds a server to a client object
 * @param rc The redis client object to use
 * @param server Server to add
 * @remark Adding servers is not thread safe, and should be done once at startup.
 * @warning Changing servers after startup may cause keys to go to
 * different servers.
 */
APU_DECLARE(apr_status_t) apr_redis_add_server(apr_redis_t *rc,
                                               apr_redis_server_t *server);

/**
 * Finds a Server object based on a hostname/port pair
 * @param rc The redis client object to use
 * @param host Hostname of the server
 * @param port Port of the server
 * @return Server with matching Hostname and Port, or NULL if none was found.
 */
APU_DECLARE(apr_redis_server_t *) apr_redis_find_server(apr_redis_t *rc,
                                                        const char *host,
                                                        apr_port_t port);

/**
 * Enables a Server for use again
 * @param rc The redis client object to use
 * @param rs Server to Activate
 */
APU_DECLARE(apr_status_t) apr_redis_enable_server(apr_redis_t *rc,
                                                  apr_redis_server_t *rs);

/**
 * Disable a Server
 * @param rc The redis client object to use
 * @param rs Server to Disable
 */
APU_DECLARE(apr_status_t) apr_redis_disable_server(apr_redis_t *rc,
                                                   apr_redis_server_t *rs);

/**
 * Creates a new Server Object
 * @param p Pool to use
 * @param host hostname of the server
 * @param port port of the server
 * @param min  minimum number of client sockets to open
 * @param smax soft maximum number of client connections to open
 * @param max  hard maximum number of client connections
 * @param ttl  time to live in microseconds of a client connection
 * @param rwto r/w timeout value in seconds of a client connection
 * @param ns   location of the new server object
 * @see apr_reslist_create
 * @remark min, smax, and max are only used when APR_HAS_THREADS
 */
APU_DECLARE(apr_status_t) apr_redis_server_create(apr_pool_t *p,
                                                  const char *host,
                                                  apr_port_t port,
                                                  apr_uint32_t min,
                                                  apr_uint32_t smax,
                                                  apr_uint32_t max,
                                                  apr_uint32_t ttl,
                                                  apr_uint32_t rwto,
                                                  apr_redis_server_t **ns);
/**
 * Creates a new redisd client object
 * @param p Pool to use
 * @param max_servers maximum number of servers
 * @param flags Not currently used
 * @param rc   location of the new redis client object
 */
APU_DECLARE(apr_status_t) apr_redis_create(apr_pool_t *p,
                                           apr_uint16_t max_servers,
                                           apr_uint32_t flags,
                                           apr_redis_t **rc);

/**
 * Gets a value from the server, allocating the value out of p
 * @param rc client to use
 * @param p Pool to use
 * @param key null terminated string containing the key
 * @param baton location of the allocated value
 * @param len   length of data at baton
 * @param flags any flags set by the client for this key
 * @return 
 */
APU_DECLARE(apr_status_t) apr_redis_getp(apr_redis_t *rc,
                                         apr_pool_t *p,
                                         const char* key,
                                         char **baton,
                                         apr_size_t *len,
                                         apr_uint16_t *flags);

/**
 * Sets a value by key on the server
 * @param rc client to use
 * @param key   null terminated string containing the key
 * @param baton data to store on the server
 * @param data_size   length of data at baton
 * @param flags any flags set by the client for this key
 */
APU_DECLARE(apr_status_t) apr_redis_set(apr_redis_t *rc,
                                        const char *key,
                                        char *baton,
                                        const apr_size_t data_size,
                                        apr_uint16_t flags);

/**
 * Sets a value by key on the server
 * @param rc client to use
 * @param key   null terminated string containing the key
 * @param baton data to store on the server
 * @param data_size   length of data at baton
 * @param timeout time in seconds for the data to live on the server
 * @param flags any flags set by the client for this key
 */
APU_DECLARE(apr_status_t) apr_redis_setex(apr_redis_t *rc,
                                          const char *key,
                                          char *baton,
                                          const apr_size_t data_size,
                                          apr_uint32_t timeout,
                                          apr_uint16_t flags);

/**
 * Deletes a key from a server
 * @param rc client to use
 * @param key   null terminated string containing the key
 * @param timeout time for the delete to stop other clients from adding
 */
APU_DECLARE(apr_status_t) apr_redis_delete(apr_redis_t *rc,
                                           const char *key,
                                           apr_uint32_t timeout);

/**
 * Query a server's version
 * @param rs    server to query
 * @param p     Pool to allocate answer from
 * @param baton location to store server version string
 */
APU_DECLARE(apr_status_t) apr_redis_version(apr_redis_server_t *rs,
                                            apr_pool_t *p,
                                            char **baton);

/**
 * Query a server's INFO
 * @param rs    server to query
 * @param p     Pool to allocate answer from
 * @param baton location to store server INFO response string
 */
APU_DECLARE(apr_status_t) apr_redis_info(apr_redis_server_t *rs,
                                         apr_pool_t *p,
                                         char **baton);

/**
 * Increments a value
 * @param rc client to use
 * @param key   null terminated string containing the key
 * @param inc     number to increment by
 * @param new_value    new value after incrementing
 */
APU_DECLARE(apr_status_t) apr_redis_incr(apr_redis_t *rc,
                                         const char *key,
                                         apr_int32_t inc,
                                         apr_uint32_t *new_value);
/**
 * Decrements a value
 * @param rc client to use
 * @param key   null terminated string containing the key
 * @param inc     number to decrement by
 * @param new_value    new value after decrementing
 */
APU_DECLARE(apr_status_t) apr_redis_decr(apr_redis_t *rc,
                                         const char *key,
                                         apr_int32_t inc,
                                         apr_uint32_t *new_value);

/**
 * Pings the server
 * @param rs Server to ping
 */
APU_DECLARE(apr_status_t) apr_redis_ping(apr_redis_server_t *rs);

/**
 * Gets multiple values from the server, allocating the values out of p
 * @param rc client to use
 * @param temp_pool Pool used for temporary allocations. May be cleared inside this
 *        call.
 * @param data_pool Pool used to allocate data for the returned values.
 * @param values hash of apr_redis_value_t keyed by strings, contains the
 *        result of the multiget call.
 * @return
 */
APU_DECLARE(apr_status_t) apr_redis_multgetp(apr_redis_t *rc,
                                             apr_pool_t *temp_pool,
                                             apr_pool_t *data_pool,
                                             apr_hash_t *values);

typedef enum
{
    APR_RS_SERVER_MASTER, /**< Server is a master */
    APR_RS_SERVER_SLAVE,  /**< Server is a slave */
    APR_RS_SERVER_UNKNOWN  /**< Server role is unknown */
} apr_redis_server_role_t;

typedef struct
{
/* # Server */
    /** Major version number of this server */
    apr_uint32_t major;
    /** Minor version number of this server */
    apr_uint32_t minor;
    /** Patch version number of this server */
    apr_uint32_t patch;
    /** Process id of this server process */
    apr_uint32_t process_id;
    /** Number of seconds this server has been running */
    apr_uint32_t uptime_in_seconds;
    /** Bitsize of the arch on the current machine */
    apr_uint32_t arch_bits;

/* # Clients */
    /** Number of connected clients */
    apr_uint32_t connected_clients;
    /** Number of blocked clients */
    apr_uint32_t blocked_clients;

/* # Memory */
    /** Max memory of this server */
    apr_uint64_t maxmemory;
    /** Amount of used memory */
    apr_uint64_t used_memory;
    /** Total memory available on this server */
    apr_uint64_t total_system_memory;

/* # Stats */
    /** Total connections received */
    apr_uint64_t total_connections_received;
    /** Total commands processed */
    apr_uint64_t total_commands_processed;
    /** Total commands rejected */
    apr_uint64_t rejected_connections;
    /** Total net input bytes */
    apr_uint64_t total_net_input_bytes;
    /** Total net output bytes */
    apr_uint64_t total_net_output_bytes;
    /** Keyspace hits */
    apr_uint64_t keyspace_hits;
    /** Keyspace misses */
    apr_uint64_t keyspace_misses;

/* # Replication */
    /** Role */
    apr_redis_server_role_t role;
    /** Number of connected slave */
    apr_uint32_t connected_slaves;

/* # CPU */
    /** Accumulated CPU user time for this process */
    apr_uint32_t used_cpu_sys;
    /** Accumulated CPU system time for this process */
    apr_uint32_t used_cpu_user;

/* # Cluster */
    /** Is cluster enabled */
    apr_uint32_t cluster_enabled;
} apr_redis_stats_t;

/**
 * Query a server for statistics
 * @param rs    server to query
 * @param p     Pool to allocate answer from
 * @param stats location of the new statistics structure
 */
APU_DECLARE(apr_status_t) apr_redis_stats(apr_redis_server_t *rs,
                                          apr_pool_t *p,
                                          apr_redis_stats_t **stats);

/** @} */

#ifdef __cplusplus
}
#endif

#endif /* APR_REDIS_H */