openjpeg/applications/jpip/libopenjpip/metadata_manager.h

/*
 * $Id: metadata_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   	METADATA_MANAGER_H_
#define   	METADATA_MANAGER_H_

#include "box_manager.h"
#include "placeholder_manager.h"

typedef struct boxcontents_param{
  Byte8_t offset; /**< byte position of the box contents in the file*/
  Byte8_t length; /**< length of the box contents*/
} boxcontents_param_t;

/** metadata-bin parameters*/
typedef struct metadata_param{
  int idx;                                  /**< index number*/
  boxlist_param_t *boxlist;                 /**< box list*/
  placeholderlist_param_t *placeholderlist; /**< placeholder box list*/
  boxcontents_param_t *boxcontents;         /**< box contens in case of no boxlist and placeholderlist*/
  struct metadata_param *next;              /**< pointer to the next metadata-bin*/
} metadata_param_t;

/** metadata-bin list parameters*/
typedef struct metadatalist_param{
  metadata_param_t *first; /**< first metadata-bin pointer of the list*/
  metadata_param_t *last;  /**< last metadata-bin pointer of the list*/
} metadatalist_param_t;


/**
 * generate a metadata list
 *
 * @return pointer to the generated metadata list
 */
metadatalist_param_t * gene_metadatalist(void);


/**
 * construct metadata-bin list of JP2 file
 *
 * @param[in] fd file descriptor
 * @return            pointer to the generated metadata-bin list
 */
metadatalist_param_t * const_metadatalist( int fd);


/**
 * delete metadata list
 *
 * @param[in,out] list address of the metadata list pointer
 */
void delete_metadatalist( metadatalist_param_t **list);


/**
 * generate a metadata bin
 *
 * @param[in] idx         metadata-bin index
 * @param[in] boxlist     box list pointer
 * @param[in] phldlist    placeholder list pointer
 * @param[in] boxcontents boxcontents pointer
 * @return                pointer to the generated metadata bin
 */
metadata_param_t * gene_metadata( int idx, boxlist_param_t *boxlist, placeholderlist_param_t *phldlist, boxcontents_param_t *boxcontents);

/**
 * delete a metadata bin
 *
 * @param[in,out] metadata address of the deleting metadata bin pointer
 */
void delete_metadata( metadata_param_t **metadata);

/**
 * generate box contents
 *
 * @return pointer to the box contents
 */
boxcontents_param_t * gene_boxcontents( Byte8_t offset, Byte8_t length);

/**
 * print metadata-bin parameters
 *
 * @param[in] metadata metadata-bin pointer
 */
void print_metadata( metadata_param_t *metadata);

/**
 * print all metadata parameters
 *
 * @param[in] metadatalist metadata list pointer
 */
void print_allmetadata( metadatalist_param_t *list);


/**
 * search a metadata bin by index
 *
 * @param[in] idx  index
 * @param[in] list metadata-bin list pointer
 * @return         found metadata-bin pointer
 */
metadata_param_t * search_metadata( int idx, metadatalist_param_t *list);


/**
 * search a metadata index by box-type
 *
 * @param[in] boxtype box-type
 * @param[in] list    metadata-bin list pointer
 * @return            found metadata-bin index, if not found, -1
 */
int search_metadataidx( char boxtype[4], metadatalist_param_t *list);


/**
 * insert a metadata-bin into list
 *
 * @param[in] metabin      metadata-bin pointer
 * @param[in] metadatalist metadata list pointer
 */
void insert_metadata_into_list( metadata_param_t *metabin, metadatalist_param_t *metadatalist);

#endif 	    /* !METADATA_MANAGER_H_ */