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#include <u.h>
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#include <libc.h>
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#include <httpd.h>
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/*
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 * parse a search string of the form
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 * tag=val&tag1=val1...
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 */
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HSPairs*
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hparsequery(HConnect *c, char *search)
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{
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	HSPairs *q;
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	char *tag, *val, *s;
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	while((s = strchr(search, '?')) != nil)
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		search = s + 1;
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	s = search;
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	while((s = strchr(s, '+')) != nil)
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		*s++ = ' ';
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	q = nil;
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	while(*search){
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		tag = search;
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		while(*search != '='){
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			if(*search == '\0')
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				return q;
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			search++;
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		}
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		*search++ = 0;
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		val = search;
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		while(*search != '&'){
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			if(*search == '\0')
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				return hmkspairs(c, hurlunesc(c, tag), hurlunesc(c, val), q);
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			search++;
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		}
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		*search++ = '\0';
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		q = hmkspairs(c, hurlunesc(c, tag), hurlunesc(c, val), q);
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	}
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	return q;
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}