1 /* Licensed to the Apache Software Foundation (ASF) under one or more
2 * contributor license agreements. See the NOTICE file distributed with
3 * this work for additional information regarding copyright ownership.
4 * The ASF licenses this file to You under the Apache License, Version 2.0
5 * (the "License"); you may not use this file except in compliance with
6 * the License. You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
18 * @file cache_common.h
19 * @brief Common Cache structs
21 * @defgroup Cache_cache Cache Functions
26 #ifndef CACHE_COMMON_H
27 #define CACHE_COMMON_H
29 /* a cache control header breakdown */
30 typedef struct cache_control {
31 unsigned int parsed:1;
32 unsigned int cache_control:1;
33 unsigned int pragma:1;
34 unsigned int no_cache:1;
35 unsigned int no_cache_header:1; /* no cache by header match */
36 unsigned int no_store:1;
37 unsigned int max_age:1;
38 unsigned int max_stale:1;
39 unsigned int min_fresh:1;
40 unsigned int no_transform:1;
41 unsigned int only_if_cached:1;
42 unsigned int public:1;
43 unsigned int private:1;
44 unsigned int private_header:1; /* private by header match */
45 unsigned int must_revalidate:1;
46 unsigned int proxy_revalidate:1;
47 unsigned int s_maxage:1;
48 unsigned int invalidated:1; /* has this entity been invalidated? */
49 apr_int64_t max_age_value; /* if positive, then set */
50 apr_int64_t max_stale_value; /* if positive, then set */
51 apr_int64_t min_fresh_value; /* if positive, then set */
52 apr_int64_t s_maxage_value; /* if positive, then set */
55 #endif /* CACHE_COMMON_H */