/usr/include/cherokee/cache.h is in libcherokee-base0-dev 1.2.101-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 | /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/* Cherokee
*
* Authors:
* Alvaro Lopez Ortega <alvaro@alobbs.com>
*
* Copyright (C) 2001-2011 Alvaro Lopez Ortega
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of version 2 of the GNU General Public
* License as published by the Free Software Foundation.
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
#if !defined (CHEROKEE_INSIDE_CHEROKEE_H) && !defined (CHEROKEE_COMPILATION)
# error "Only <cherokee/cherokee.h> can be included directly, this file may disappear or change contents."
#endif
#ifndef CHEROKEE_CACHE_H
#define CHEROKEE_CACHE_H
#include <cherokee/common.h>
#include <cherokee/list.h>
#include <cherokee/avl.h>
#include <cherokee/config_node.h>
/* Forward declaration */
typedef struct cherokee_cache cherokee_cache_t;
typedef struct cherokee_cache_priv cherokee_cache_priv_t;
typedef struct cherokee_cache_entry cherokee_cache_entry_t;
/* Callback prototypes */
typedef ret_t (* cherokee_cache_new_func_t) (struct cherokee_cache *cache,
cherokee_buffer_t *key,
void *param,
struct cherokee_cache_entry **ret);
typedef ret_t (* cherokee_cache_get_stats_t) (struct cherokee_cache *cache,
cherokee_buffer_t *key);
typedef ret_t (* cherokee_cache_entry_clean_t) (struct cherokee_cache_entry *entry);
typedef ret_t (* cherokee_cache_entry_fetch_t) (struct cherokee_cache_entry *entry);
typedef ret_t (* cherokee_cache_entry_free_t) (struct cherokee_cache_entry *entry);
/* Enums */
typedef enum {
cache_no_list = 0,
cache_t1,
cache_t2,
cache_b1,
cache_b2
} cherokee_cache_list_t;
/* Classes */
struct cherokee_cache {
/* Lookup table */
cherokee_avl_t map;
/* LRU (Least Recently Used) */
cherokee_list_t _t1;
cherokee_list_t _b1;
cint_t len_t1;
cint_t len_b1;
/* LFU (Least Frequently Used) */
cherokee_list_t _t2;
cherokee_list_t _b2;
cint_t len_t2;
cint_t len_b2;
/* Configuration */
cint_t max_size;
cint_t target_t1;
/* Stats */
cuint_t count;
cuint_t count_hit;
cuint_t count_miss;
/* Callbacks */
cherokee_cache_new_func_t new_cb;
void *new_cb_param;
cherokee_cache_get_stats_t stats_cb;
/* Private properties */
cherokee_cache_priv_t *priv;
};
struct cherokee_cache_entry {
/* Internal stuff */
cherokee_list_t listed;
cherokee_buffer_t key;
cherokee_cache_list_t in_list;
cint_t ref_count;
void *mutex;
cherokee_cache_t *cache;
/* Callbacks */
cherokee_cache_entry_clean_t clean_cb;
cherokee_cache_entry_fetch_t fetch_cb;
cherokee_cache_entry_free_t free_cb;
};
/* Castings */
#define CACHE(x) ((cherokee_cache_t *)(x))
#define CACHE_ENTRY(x) ((cherokee_cache_entry_t *)(x))
/* Cache Entries
*/
ret_t cherokee_cache_entry_init (cherokee_cache_entry_t *entry,
cherokee_buffer_t *key,
cherokee_cache_t *cache,
void *mutex);
ret_t cherokee_cache_entry_unref (cherokee_cache_entry_t **entry);
/* Cache Objects
*/
ret_t cherokee_cache_init (cherokee_cache_t *cache);
ret_t cherokee_cache_mrproper (cherokee_cache_t *cache);
ret_t cherokee_cache_clean (cherokee_cache_t *cache);
/* Cache Functionality
*/
ret_t cherokee_cache_configure (cherokee_cache_t *cache,
cherokee_config_node_t *conf);
ret_t cherokee_cache_get (cherokee_cache_t *cache,
cherokee_buffer_t *key,
cherokee_cache_entry_t **entry);
ret_t cherokee_cache_get_stats (cherokee_cache_t *cache,
cherokee_buffer_t *info);
#endif /* CHEROKEE_CACHE_H */
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