89 lines
3.5 KiB
C
89 lines
3.5 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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* 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 length of target name
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#define MAX_LENOFTARGET 128
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//! maximum length of target identifier
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#define MAX_LENOFTID 30
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//! maximum length of channel identifier
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#define MAX_LENOFCID 30
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//! maximum number of closing channel
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#define MAX_NUMOFCCLOSE 10
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//! maximum number of meta request box
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#define MAX_NUMOFBOX 10
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//! Query parameters
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typedef struct query_param{
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char target[MAX_LENOFTARGET]; //!< target name
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char tid[MAX_LENOFTID]; //!< 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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char cid[MAX_LENOFCID]; //!< channel identifier
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bool cnew; //!< if there is new channel request(true) or not (false)
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char cclose[MAX_NUMOFCCLOSE][MAX_LENOFCID]; //!< closing channel identifiers
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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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} 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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* @param[out] query_param query parameters
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*/
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void parse_query( char *query_string, query_param_t *query_param);
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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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#endif /* !QUERY_PARSER_H_ */
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