00001 /** @file 00002 00003 A brief file description 00004 00005 @section license License 00006 00007 Licensed to the Apache Software Foundation (ASF) under one 00008 or more contributor license agreements. See the NOTICE file 00009 distributed with this work for additional information 00010 regarding copyright ownership. The ASF licenses this file 00011 to you under the Apache License, Version 2.0 (the 00012 "License"); you may not use this file except in compliance 00013 with the License. You may obtain a copy of the License at 00014 00015 http://www.apache.org/licenses/LICENSE-2.0 00016 00017 Unless required by applicable law or agreed to in writing, software 00018 distributed under the License is distributed on an "AS IS" BASIS, 00019 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00020 See the License for the specific language governing permissions and 00021 limitations under the License. 00022 */ 00023 00024 #ifndef _P_RAM_CACHE_H__ 00025 #define _P_RAM_CACHE_H__ 00026 00027 #include "I_Cache.h" 00028 00029 // Generic Ram Cache interface 00030 00031 struct RamCache { 00032 // returns 1 on found/stored, 0 on not found/stored, if provided auxkey1 and auxkey2 must match 00033 virtual int get(INK_MD5 *key, Ptr<IOBufferData> *ret_data, uint32_t auxkey1 = 0, uint32_t auxkey2 = 0) = 0; 00034 virtual int put(INK_MD5 *key, IOBufferData *data, uint32_t len, bool copy = false, uint32_t auxkey1 = 0, uint32_t auxkey2 = 0) = 0; 00035 virtual int fixup(INK_MD5 *key, uint32_t old_auxkey1, uint32_t old_auxkey2, uint32_t new_auxkey1, uint32_t new_auxkey2) = 0; 00036 00037 virtual void init(int64_t max_bytes, Vol *vol) = 0; 00038 virtual ~RamCache() {}; 00039 }; 00040 00041 RamCache *new_RamCacheLRU(); 00042 RamCache *new_RamCacheCLFUS(); 00043 00044 #endif /* _P_RAM_CACHE_H__ */
1.7.1