#ifndef _SESSION_TABLE_H
#define _SESSION_TABLE_H

#ifdef __cpluscplus
extern "C"
{
#endif

#include "session.h"

struct session_table;
struct session_table *session_table_create();
void session_table_destroy(struct session_table *table);
uint64_t session_table_get_count(struct session_table *table);

typedef void (*session_free_cb)(struct session *sess, void *arg);
void session_table_set_freecb(struct session_table *table, session_free_cb free_cb, void *arg);
// return  0: success
// return -1: failed
int session_table_add_session(struct session_table *table, const struct tuple6 *tuple, struct session *sess);
void session_table_delete_session(struct session_table *table, const struct tuple6 *tuple);
struct session *session_table_find_session(struct session_table *table, const struct tuple6 *tuple);
struct session *session_table_find_least_recently_unused_session(struct session_table *table);
struct session *session_table_find_least_recently_used_session(struct session_table *table);

#ifdef __cpluscplus
}
#endif

#endif