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
26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28 * POSSIBILITY OF SUCH DAMAGE.
34 #include "session_manager.h"
35 #include "target_manager.h"
36 #include "query_parser.h"
37 #include "msgqueue_manager.h"
39 #include "sock_manager.h"
40 #include "auxtrans_manager.h"
44 #include "fcgi_stdio.h"
45 #define logstream FCGI_stdout
49 #define FCGI_stdout stdout
50 #define FCGI_stderr stderr
51 #define logstream stderr
53 #include "cache_manager.h"
54 #include "byte_manager.h"
55 #include "imgsock_manager.h"
57 #include "metadata_manager.h"
58 #include "ihdrbox_manager.h"
59 #include "index_manager.h"
64 *==========================================================
66 *==========================================================
71 //! Server static records
72 typedef struct server_record{
73 sessionlist_param_t *sessionlist; //!< list of session records
74 targetlist_param_t *targetlist; //!< list of target records
75 auxtrans_param_t auxtrans;
78 //! Query/response data for each client
80 query_param_t *query; //!< query parameters
81 msgqueue_param_t *msgqueue; //!< message queue
82 channel_param_t *channel; //!< channel, (NULL if stateless)
86 * Initialize the JPIP server
88 * @param[in] tcp_auxport opening tcp auxiliary port ( 0 not to open, valid No. 49152–65535)
89 * @param[in] udp_auxport opening udp auxiliary port ( 0 not to open, valid No. 49152–65535)
90 * @return intialized server record pointer
92 server_record_t * init_JPIPserver( int tcp_auxport, int udp_auxport);
95 * Terminate the JPIP server
97 * @param[in] rec address of deleting server static record pointer
99 void terminate_JPIPserver( server_record_t **rec);
102 * 1st process per client request; parse query string
104 * @param[in] query_string request query string
105 * @return initialized query/response data pointer
107 QR_t * parse_querystring( char *query_string);
110 * 2nd process; process JPIP request and construct message queue
112 * @param[in] rec server static record pointer
113 * @param[in] qr query/response data pointer
114 * @return true if succeed, otherwise false
116 bool process_JPIPrequest( server_record_t *rec, QR_t *qr);
119 * 3rd process; send response data JPT/JPP-stream
121 * @param[in] rec server static record pointer
122 * @param[in] qr query/response data pointer
124 void send_responsedata( server_record_t *rec, QR_t *qr);
127 * 4th (last) process;
129 * @param[in] rec server static record pinter
130 * @param[in] qr address of query/response data pointer
132 void end_QRprocess( server_record_t *rec, QR_t **qr);
135 * Option for local tests; print out parameter values to logstream (stderr)
137 * @param[in] query true if query parameters are to be printed out
138 * @param[in] messages true if queue of messages is to be printed out
139 * @param[in] sessions true if session list is to be printed out
140 * @param[in] targets true if target list is to be printed out
141 * @param[in] qr query/response data pointer
142 * @param[in] rec server static record pinter
144 void local_log( bool query, bool messages, bool sessions, bool targets, QR_t *qr, server_record_t *rec);
149 *==========================================================
150 * JPIP decoding server API
151 *==========================================================
156 //! Decoding server static records
157 typedef struct dec_server_record{
158 cachelist_param_t *cachelist; //!< cache list
159 Byte_t *jpipstream; //!< JPT/JPP stream
160 int jpipstreamlen; //!< length of jpipstream
161 msgqueue_param_t *msgqueue; //!< parsed message queue of jpipstream
162 SOCKET listening_socket; //!< listenning socket
163 } dec_server_record_t;
166 //! Client socket identifier
167 typedef SOCKET client_t;
170 * Initialize the image decoding server
172 * @param[in] port opening tcp port (valid No. 49152–65535)
173 * @return intialized decoding server record pointer
175 dec_server_record_t * init_dec_server( int port);
178 * Terminate the image decoding server
180 * @param[in] rec address of deleting decoding server static record pointer
182 void terminate_dec_server( dec_server_record_t **rec);
185 * Accept client connection
187 * @param[in] rec decoding server static record pointer
188 * @return client socket ID, -1 if failed
190 client_t accept_connection( dec_server_record_t *rec);
193 * Handle client request
195 * @param[in] client client socket ID
196 * @param[in] rec decoding server static record pointer
197 * @return true if succeed
199 bool handle_clientreq( client_t client, dec_server_record_t *rec);
204 *==========================================================
206 *==========================================================
215 //! JPIP decoding parameters
216 typedef struct jpip_dec_param{
217 Byte_t *jpipstream; //!< JPT/JPP-stream
218 Byte8_t jpiplen; //!< length of jpipstream
219 msgqueue_param_t *msgqueue; //!< message queue
220 metadatalist_param_t *metadatalist; //!< metadata list going into JP2 file
221 ihdrbox_param_t *ihdrbox; //!< ihdr box going into JP2 file
222 Byte_t *jp2kstream; //!< J2K codestream or JP2 file codestream
223 Byte8_t jp2klen; //!< length of j2kstream or JP2 file
227 * Initialize jpip decoder
229 * @param[in] jp2 true in case of jp2 file encoding, else j2k file encoding
230 * @return JPIP decoding parameters pointer
232 jpip_dec_param_t * init_jpipdecoder( bool jp2);
235 * Destroy jpip decoding parameters
237 * @param[in] dec address of JPIP decoding parameters pointer
239 void destroy_jpipdecoder( jpip_dec_param_t **dec);
242 * Read jpip codestream from a file
244 * @param[in] fname file name
245 * @param[in] dec JPIP decoding parameters pointer
246 * @return true if succeed
248 bool fread_jpip( char fname[], jpip_dec_param_t *dec);
251 * Decode jpip codestream
253 * @param[in] dec JPIP decoding parameters pointer
255 void decode_jpip( jpip_dec_param_t *dec);
258 * Write J2K/JP2 codestream to a file
260 * @param[in] fname file name
261 * @param[in] dec JPIP decoding parameters pointer
262 * @return true if succeed
264 bool fwrite_jp2k( char fname[], jpip_dec_param_t *dec);
267 * Option; print out parameter values to stderr
269 * @param[in] messages true if queue of messages is to be printed out
270 * @param[in] metadata true if metadata is to be printed out
271 * @param[in] ihdrbox true if image header data is to be printed out
272 * @param[in] dec JPIP decoding parameters pointer
274 void output_log( bool messages, bool metadata, bool ihdrbox, jpip_dec_param_t *dec);
277 * test the format of index (cidx) box in JP2 file
280 //! Redefinition of index parameters
281 typedef index_param_t index_t;
284 * Parse JP2 file and get index information from cidx box inside
286 * @param[in] fd file descriptor of the JP2 file
287 * @return pointer to the generated structure of index parameters
289 index_t * get_index_from_JP2file( int fd);
292 * Destroy index parameters
294 * @param[in,out] idx addressof the index pointer
296 void destroy_index( index_t **idx);
300 * print index parameters
302 * @param[in] index index parameters
304 void output_index( index_t *index);
308 #endif /* !OPENJPIP_H_ */