/* $Header: hash.h,v 1.0.1.1 88/03/10 16:28:43 root Exp $
 *
 * $Log:	hash.h,v $
 * Revision 1.0.1.1  88/03/10  16:28:43  root
 * patch29: added hclear()
 * 
 * Revision 1.0  87/12/18  13:05:20  root
 * Initial revision
 * 
 */

#define FILLPCT 60		/* don't make greater than 99 */

#ifdef DOINIT
char coeff[] = {
		61,59,53,47,43,41,37,31,29,23,17,13,11,7,3,1,
		61,59,53,47,43,41,37,31,29,23,17,13,11,7,3,1,
		61,59,53,47,43,41,37,31,29,23,17,13,11,7,3,1,
		61,59,53,47,43,41,37,31,29,23,17,13,11,7,3,1,
		61,59,53,47,43,41,37,31,29,23,17,13,11,7,3,1,
		61,59,53,47,43,41,37,31,29,23,17,13,11,7,3,1,
		61,59,53,47,43,41,37,31,29,23,17,13,11,7,3,1,
		61,59,53,47,43,41,37,31,29,23,17,13,11,7,3,1};
#else
extern char coeff[];
#endif

typedef struct hentry HENT;

struct hentry {
    HENT	*hent_next;
    char	*hent_key;
    STR		*hent_val;
    int		hent_hash;
};

struct htbl {
    HENT	**tbl_array;
    int		tbl_max;
    int		tbl_fill;
    int		tbl_riter;	/* current root of iterator */
    HENT	*tbl_eiter;	/* current entry of iterator */
};

STR *hfetch();
bool hstore();
bool hdelete();
HASH *hnew();
void hclear();
void hfree();
void hentfree();
int hiterinit();
HENT *hiternext();
char *hiterkey();
STR *hiterval();