%{

#include <string>
#include "Util.h"

#include "Attribute.h"
#include "TV.h"

#define YYSTYPE char*
#define YYPARSE_PARAM avmap

extern int yylex ();
int yyerror (char* error);

const int N = 10;
const char* attributes[] = {
"username", 
"qop", 
"realm", 
"algorithm", 
"nc", 
"nonce", 
"opaque", 
"uri", 
"cnonce", 
"response" };

AttributeSet attributeSet (attributes, attributes+N);

const char* id;
char *hstring, *qstring;

%}

%token COMMA
%token EQUAL
%token DIGEST
%token ID
%token QSTRING
%token HSTRING

%%

MESSAGE: DIGEST AVLIST { } | { };

AVLIST: AVLIST COMMA AVPAIR { } | AVPAIR { };

AVPAIR: 
I EQUAL H {
/*
	cout << " id = " << id << endl;
	cout << " hstring = " << hstring << endl;
*/
	(*((NameTVMap*)avmap))[id] = new TV (TV::HSTR, hstring);
}
|
I EQUAL Q { 
/*
	cout << " id = " << id << endl;
	cout << " qstring = " << qstring << endl;
*/
	(*((NameTVMap*)avmap))[id] = new TV (TV::QSTR, qstring); 
}
;

/* pankaj - verify whether this is required!! */
H: HSTRING { 
	// copy the entire string
	cout << "parser => hstring=" << $1 << endl;
	cout << "parser => strlen(hstring)=" << strlen($1) << endl;
	hstring=new char[strlen($1)+1]; 
	strncpy(hstring,$1,strlen($1)); 
	cout << "parser => hstring=" << hstring << endl;
	cout << "parser => strlen(hstring)=" << strlen(hstring) << endl;
};

/* pankaj - verify whether this is required!! */
Q: QSTRING { 
	// remove the quotes and copy the rest of the string
	cout << "parser => qstring=" << $1 << endl;
	cout << "parser => strlen(qstring)=" << strlen($1) << endl;
	qstring=new char[strlen($1)-1]; 
	strncpy(qstring,$1+1,strlen($1)-2); 
	cout << "parser => qstring=" << qstring << endl;
	cout << "parser => strlen(qstring)=" << strlen(qstring) << endl;
}
| {
};

I: ID { 
	/* pankaj - convert to lower before lookup */ 
	id = *(attributeSet.find($1)); 
};

%%

int yyerror (char* error) { PRINT ("error in parsing :-("); return -1; }

/*
int main (void) {
	yyparse();
}
*/