2010-06-03 21:24:43 +08:00
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/* Copyright 2009, UCAR/Unidata and OPeNDAP, Inc.
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See the COPYRIGHT file for more information. */
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#ifndef DAPURL_H
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#define DAPURL_H
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/* Forward */
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struct OClist;
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/*! This is an open structure meaning
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it is ok to directly access its fields*/
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typedef struct DAPURL {
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char* url; /* as passed by the caller */
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char* base; /*!< without constraints*/
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char* protocol;
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2010-11-14 07:24:28 +08:00
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char* constraint;
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2010-06-03 21:24:43 +08:00
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char* projection; /*!< without leading '?'*/
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char* selection; /*!< with leading '&'*/
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char* params;
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struct OClist* paramlist;
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} DAPURL;
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extern int dapurlparse(const char* s, DAPURL* dapurl);
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extern void dapurlclear(DAPURL* dapurl);/*!<Release strings associated
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with the DAPURL, but NOT the struct
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itself; that is caller's duty.*/
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/* Replace the constraints */
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extern void dapurlsetconstraints(DAPURL*,const char* constraints);
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/* Construct a complete DAP URL; caller frees returned string */
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extern char* dapurlgeturl(DAPURL*,const char* prefix, const char* suffix, int withconstraints);
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extern int dapurldecodeparams(DAPURL* dapurl);
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/*! NULL result => entry not found.
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Empty value should be represented as a zero length string */
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extern const char* dapurllookup(DAPURL*, const char* clientparam);
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#endif /*DAPURL_H*/
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