openjpeg/applications/jpip/libopenjpip/cache_manager.h

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/*
* $Id: cache_manager.h 44 2011-02-15 12:32:29Z kaori $
*
* Copyright (c) 2002-2011, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium
* Copyright (c) 2002-2011, Professor Benoit Macq
* Copyright (c) 2010-2011, Kaori Hagihara
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef CACHE_MANAGER_H_
# define CACHE_MANAGER_H_
#include "metadata_manager.h"
#include "ihdrbox_manager.h"
//! cache parameters
typedef struct cache_param{
char *filename; //!< file name
char *tid; //!< taregt identifier
int csn; //!< codestream number
char **cid; //!< dynamic array of channel identifiers
int numOfcid; //!< number of cids
metadatalist_param_t *metadatalist; //!< metadata-bin list
ihdrbox_param_t *ihdrbox; //!< ihdrbox
struct cache_param *next; //!< pointer to the next cache
} cache_param_t;
//!< cache list parameters
typedef struct cachelist_param{
cache_param_t *first; //!< first cache pointer of the list
cache_param_t *last; //!< last cache pointer of the list
} cachelist_param_t;
/**
* generate a cache list
*
* @return pointer to the generated cache list
*/
cachelist_param_t * gene_cachelist();
/**
* delete cache list
*
* @param[in,out] cachelist address of the cache list pointer
*/
void delete_cachelist(cachelist_param_t **cachelist);
/**
* generate a cache
*
* @param[in] targetname target file name
* @param[in] csn codestream number
* @param[in] tid target identifier
* @param[in] cid channel identifier
* @return pointer to the generated cache
*/
cache_param_t * gene_cache( char *targetname, int csn, char *tid, char *cid);
/**
* delete a cache
*
* @param[in] cache address of the cache pointer
*/
void delete_cache( cache_param_t **cache);
/**
* insert a cache into list
*
* @param[in] cache cache pointer
* @param[in] cachelist cache list pointer
*/
void insert_cache_into_list( cache_param_t *cache, cachelist_param_t *cachelist);
/**
* search a cache by target name
*
* @param[in] targetname target filename
* @param[in] cachelist cache list pointer
* @return found cache pointer
*/
cache_param_t * search_cache( char targetname[], cachelist_param_t *cachelist);
/**
* search a cache by csn
*
* @param[in] csn codestream number
* @param[in] cachelist cache list pointer
* @return found cache pointer
*/
cache_param_t * search_cacheBycsn( int csn, cachelist_param_t *cachelist);
/**
* search a cache by cid
*
* @param[in] cid channel identifer
* @param[in] cachelist cache list pointer
* @return found cache pointer
*/
cache_param_t * search_cacheBycid( char cid[], cachelist_param_t *cachelist);
/**
* search a cache by tid
*
* @param[in] tid target identifer
* @param[in] cachelist cache list pointer
* @return found cache pointer
*/
cache_param_t * search_cacheBytid( char tid[], cachelist_param_t *cachelist);
/**
* add cid into a cache
*
* @param[in] cid channel identifier
* @param[in] cache cache pointer
*/
void add_cachecid( char *cid, cache_param_t *cache);
/**
* update tid of a cache
*
* @param[in] tid target identifier
* @param[in] cache cache pointer
*/
void update_cachetid( char *tid, cache_param_t *cache);
/**
* remove cid in cache
*
* @param[in] cid channel identifier
* @param[in] cachelist cachelist pointer
*/
void remove_cachecid( char *cid, cachelist_param_t *cachelist);
/**
* print cache parameters
*
* @param[in] cache cache pointer
*/
void print_cache( cache_param_t *cache);
/**
* print all cache parameters
*
* @param[in] cachelist cache list pointer
*/
void print_allcache( cachelist_param_t *cachelist);
#endif /* !CACHE_MANAGER_H_ */