#ifndef _SPHO_BIND_H
#define _SPHO_BIND_H

#include <sys/queue.h>

#include "spho/scope.h"

#define SPHO_BIND_KIND_TP	1
#define SPHO_BIND_KIND_TPOP	2

union spho_bound {
	struct spho_tp		*tp;
	struct spho_tpop	*op;
};

struct spho_binding {
	struct spho_nom		*nom;

	int			kind;
	union spho_bound	bound;
};

struct spho_bind_scope {
	struct spho_scope	*sc;

	size_t			cap_bds;
	size_t			n_bds;
	struct spho_binding	*bds;
};

struct spho_bind {
	struct spho_ctx		*ctx;
	struct spho_bind_scope	*binder;
	struct spho_bind	*parent;
};

struct spho_bind_scope	*spho_bind_scope_create(struct spho_scope *);

int spho_bind_scope_add_tp(struct spho_bind_scope *, struct spho_nom *,
    struct spho_tp *);
int spho_bind_scope_add_tpop(struct spho_bind_scope *, struct spho_nom *,
    struct spho_tpop *);

void spho_bind_scope_destroy(struct spho_bind_scope *);

struct spho_bind *spho_bind_create(struct spho_ctx *, struct spho_bind_scope *,
    struct spho_bind *);

int spho_bind_lkp(int, struct spho_bind *, struct spho_nom *,
    union spho_bound **);

void spho_bind_destroy(struct spho_bind *);

#endif