175 lines
6.6 KiB
C
175 lines
6.6 KiB
C
/*
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* $Id: imgsock_manager.h 54 2011-05-10 13:22:47Z kaori $
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*
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* Copyright (c) 2002-2011, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium
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* Copyright (c) 2002-2011, Professor Benoit Macq
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* Copyright (c) 2010-2011, Kaori Hagihara
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef IMGSOCK_MANAGER_H_
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# define IMGSOCK_MANAGER_H_
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#include "bool.h"
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#include "byte_manager.h"
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#include "sock_manager.h"
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#define NUM_OF_MSGTYPES 9
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typedef enum eMSGTYPE{ JPIPSTREAM, PNMREQ, XMLREQ, TIDREQ, CIDREQ, CIDDST, SIZREQ, JP2SAVE, QUIT, MSGERROR} msgtype_t;
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/**
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* indeitify client message type
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*
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* @param [in] connected_socket file descriptor of the connected socket
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* @return message type
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*/
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msgtype_t identify_clientmsg( SOCKET connected_socket);
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/**
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* receive a JPT- JPP- stream from client
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*
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* @param [in] connected_socket file descriptor of the connected socket
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* @param [out] target address of received target file name string pointer ( malloced, if not received, NULL)
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* @param [out] tid address of received target identifier string pointer ( malloced, if not received, null string)
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* @param [out] cid address of received channel identifier string pointer ( malloced, if not received, null string)
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* @param [out] streamlen length of the received codestream
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* @return JPT- JPP- codestream
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*/
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Byte_t * receive_JPIPstream( SOCKET connected_socket, char **target, char **tid, char **cid, int *streamlen);
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/**
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* send PGM/PPM image stream to the client
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*
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* @param [in] connected_socket file descriptor of the connected socket
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* @param [in] pnmstream PGM/PPM image codestream
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* @param [in] width width of the PGM/PPM image (different from the original image)
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* @param [in] height height of the PGM/PPM image
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* @param [in] numofcomp number of components of the image
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* @param [in] maxval maximum value of the image (only 255 supported)
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*/
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void send_PNMstream( SOCKET connected_socket, Byte_t *pnmstream, unsigned int width, unsigned int height, unsigned int numofcomp, Byte_t maxval);
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/**
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* send XML data stream to the client
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*
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* @param [in] connected_socket file descriptor of the connected socket
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* @param [in] xmlstream xml data stream
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* @param [in] length legnth of the xml data stream
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*/
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void send_XMLstream( SOCKET connected_socket, Byte_t *xmlstream, int length);
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/**
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* send TID data stream to the client
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*
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* @param [in] connected_socket file descriptor of the connected socket
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* @param [in] tid tid string
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* @param [in] tidlen legnth of the tid string
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*/
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void send_TIDstream( SOCKET connected_socket, char *tid, int tidlen);
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/**
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* send CID data stream to the client
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*
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* @param [in] connected_socket file descriptor of the connected socket
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* @param [in] cid cid string
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* @param [in] cidlen legnth of the cid string
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*/
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void send_CIDstream( SOCKET connected_socket, char *cid, int cidlen);
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/**
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* send SIZ data stream to the client
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*
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* @param [in] connected_socket file descriptor of the connected socket
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* @param [in] width original width of the image
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* @param [in] height original height of the image
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*/
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void send_SIZstream( SOCKET connected_socket, unsigned int width, unsigned int height);
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/**
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* send response signal to the client
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*
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* @param [in] connected_socket file descriptor of the connected socket
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* @param [in] succeed whether if the requested process succeeded
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*/
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void response_signal( SOCKET connected_socket, bool succeed);
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#endif /* !IMGSOCK_MANAGER_H_ */
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/*! \file
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* PROTOCOL specification to communicate with opj_dec_server
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*
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*\section sec1 JPIP-stream
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* Cache JPT- JPP- stream in server
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*
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* client -> server: JPIP-stream\\n version 1.1\\n (optional for cid registration: targetnamestring\\n tidstring\\n cidstring\\n) bytelengthvalue\\n data \n
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* server -> client: 1 or 0 (of 1Byte response signal)
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*
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*\section sec2 PNM request
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* Get decoded PGM/PPM image
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*
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* client -> server: PNM request\\n [cid/tid]string\\n fw\\n fh\\n \n
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* server -> client: P6 or P5 (2Byte) width (2Byte Big endian) height (2Byte Big endian) maxval (1Byte) data
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*
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*\section sec3 XML request
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* Get XML data
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*
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* client -> server: XML request\\n \n
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* server -> client: XML (3Byte) length (2Byte Big endian) data
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*
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*\section sec4 TID request
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* Get target ID of target image
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*
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* client -> server: TID request\\n targetname\\n \n
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* server -> client: TID (3Byte) length (1Byte) tiddata
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*
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*\section sec5 CID request
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* Get Channel ID of identical target image
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*
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* client -> server: CID request\\n targetname\\n \n
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* server -> client: CID (3Byte) length (1Byte) ciddata
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*
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*\section sec6 CID destroy
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* Close Channel ID
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*
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* client -> server: CID destroy\\n ciddata \n
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* server -> client: 1 or 0 (of 1Byte response signal)
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*
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*\section sec7 SIZ request
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* Get original size of image
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*
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* client -> server: SIZ request\\n tidstring\\n cidstring\\n \n
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* server -> client: SIZ (3Byte) width (3Byte Big endian) height (3Byte Big endian)
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*
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*\section sec8 JP2 save
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* Save in JP2 file format
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*
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* client -> server: JP2 save\\n ciddata \n
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* server -> client: 1 or 0 (of 1Byte response signal)
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*
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*\section sec9 QUIT
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* Quit the opj_dec_server program
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*
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* client -> server: quit or QUIT
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*/
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