98 lines
4.1 KiB
C
98 lines
4.1 KiB
C
/*
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* $Id: query_parser.h 53 2011-05-09 16:55:39Z 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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* Copyright (c) 2011, Lucian Corlaciu, GSoC
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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 QUERY_PARSER_H_
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# define QUERY_PARSER_H_
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#include "bool.h"
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/** maximum number of meta request box */
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#define MAX_NUMOFBOX 10
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/** cnew aux transport name */
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typedef enum cnew_transport { non, http, tcp, udp} cnew_transport_t;
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/** image return type */
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typedef enum image_return { JPPstream, JPTstream, UNKNOWN=-1} image_return_t;
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/** Query parameters */
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typedef struct query_param{
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char *target; /**< target name */
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char *tid; /**< target identifier */
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int fx, fy; /**< frame size (fx,fy) */
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int rx, ry, rw, rh; /**< roi region */
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int layers; /**< quality layers */
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int lastcomp; /**< last component number */
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bool *comps; /**< components (dynamic array) for jpp-stream, null means all components */
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char *cid; /**< channel identifier */
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cnew_transport_t cnew; /**< transport name if there is new channel request, else non */
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char *cclose; /**< list of closing channel identifiers, separated by '\0' */
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int numOfcclose; /**< number of closing channels */
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char box_type[MAX_NUMOFBOX][4]; /**< interested box-types */
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int limit[MAX_NUMOFBOX]; /**< limit value, -1: skeleton request "r", 0: entire contents */
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bool w[MAX_NUMOFBOX]; /**< Metadata request qualifier flags */
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bool s[MAX_NUMOFBOX];
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bool g[MAX_NUMOFBOX];
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bool a[MAX_NUMOFBOX];
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bool priority[MAX_NUMOFBOX]; /**< priority flag */
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int root_bin; /**< root-bin */
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int max_depth; /**< max-depth */
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bool metadata_only; /**< metadata-only request */
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image_return_t return_type; /**< image return type */
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int len; /**< maximum response length */
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} query_param_t;
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/**
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* parse query
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*
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* @param[in] query_string request query string
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* @return pointer to query parameters
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*/
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query_param_t * parse_query( char *query_string);
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/**
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* print query parameters
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*
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* @param[in] query_param query parameters
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*/
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void print_queryparam( query_param_t query_param);
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/**
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* delete query
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*
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* @param[in] query address of the deleting query pointer
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*/
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void delete_query( query_param_t **query);
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#endif /* !QUERY_PARSER_H_ */
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