2 * $Id: target_manager.h 44 2011-02-15 12:32:29Z kaori $
4 * Copyright (c) 2002-2011, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium
5 * Copyright (c) 2002-2011, Professor Benoit Macq
6 * Copyright (c) 2010-2011, Kaori Hagihara
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28 * POSSIBILITY OF SUCH DAMAGE.
31 #ifndef TARGET_MANAGER_H_
32 # define TARGET_MANAGER_H_
35 #include "index_manager.h"
37 //! maximum length of target identifier
38 #define MAX_LENOFTID 30
41 typedef struct target_param{
42 char tid[MAX_LENOFTID]; //!< taregt identifier
43 char *targetname; //!< local file path or URL
44 int fd; //!< file descriptor
45 char *tmpfname; //!< temporal file name to download a remote target file
46 int csn; //!< codestream number
47 index_param_t *codeidx; //!< index information of codestream
48 int num_of_use; //!< numbers of sessions refering to this target
49 bool jppstream; //!< if this target can return JPP-stream
50 bool jptstream; //!< if this target can return JPP-stream
51 struct target_param *next; //!< pointer to the next target
55 //! Target list parameters
56 typedef struct targetlist_param{
57 target_param_t *first; //!< first target pointer of the list
58 target_param_t *last; //!< last target pointer of the list
64 * generate a target list
66 * @return pointer to the generated target list
68 targetlist_param_t * gene_targetlist();
74 * @param[in] targetlist target list to insert the generated target
75 * @param[in] targetpath file path or URL of the target
76 * @return pointer to the generated target
78 target_param_t * gene_target( targetlist_param_t *targetlist, char *targetpath);
82 * refer a target, used to make a new cache model
84 * @param[in] reftarget reference target pointer
85 * @param[out] ptr address of feeding target pointer
87 void refer_target( target_param_t *reftarget, target_param_t **ptr);
91 * refer a target, used to make a new cache model
93 * @param[in] target reference pointer to the target
95 void unrefer_target( target_param_t *target);
100 * @param[in,out] target address of the deleting target pointer
102 void delete_target( target_param_t **target);
106 * delete a target in list
108 * @param[in,out] target address of the deleting target pointer
109 * @param[in] targetlist target list pointer
111 void delete_target_in_list( target_param_t **target, targetlist_param_t *targetlist);
117 * @param[in,out] targetlist address of the target list pointer
119 void delete_targetlist(targetlist_param_t **targetlist);
123 * print target parameters
125 * @param[in] target target pointer
127 void print_target( target_param_t *target);
130 * print all target parameters
132 * @param[in] targetlist target list pointer
134 void print_alltarget( targetlist_param_t *targetlist);
138 * search a target by target name
140 * @param[in] targetname target name
141 * @param[in] targetlist target list pointer
142 * @return found target pointer
144 target_param_t * search_target( char targetname[], targetlist_param_t *targetlist);
148 * search a target by tid
150 * @param[in] tid target identifier
151 * @param[in] targetlist target list pointer
152 * @return found target pointer
154 target_param_t * search_targetBytid( char tid[], targetlist_param_t *targetlist);
156 #endif /* !TARGET_MANAGER_H_ */