/*
* Copyright (c) 2015 Jiri Svoboda
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/** @addtogroup libnettl
* @{
*/
/**
* @file Association map.
*/
#ifndef LIBNETTL_AMAP_H_
#define LIBNETTL_AMAP_H_
#include <adt/list.h>
#include <inet/endpoint.h>
#include <nettl/portrng.h>
#include <loc.h>
/** Port range for (remote endpoint, local address) */
typedef struct {
/** Link to amap_t.repla */
link_t lamap;
/** Remote endpoint */
inet_ep_t rep;
/* Local address */
inet_addr_t laddr;
/** Port range */
portrng_t *portrng;
} amap_repla_t;
/** Port range for local address */
typedef struct {
/** Link to amap_t.laddr */
link_t lamap;
/** Local address */
inet_addr_t laddr;
/** Port range */
portrng_t *portrng;
} amap_laddr_t;
/** Port range for local link */
typedef struct {
/** Link to amap_t.llink */
link_t lamap;
/** Local link ID */
service_id_t llink;
/** Port range */
portrng_t *portrng;
} amap_llink_t;
/** Association map */
typedef struct {
/** Remote endpoint, local address */
list_t repla; /* of amap_repla_t */
/** Local addresses */
list_t laddr; /* of amap_laddr_t */
/** Local links */
list_t llink; /* of amap_llink_t */
/** Nothing specified (listen on all local addresses) */
portrng_t *unspec;
} amap_t;
typedef enum {
/** Allow specifying port number from system range */
af_allow_system = 0x1
} amap_flags_t;
extern errno_t amap_create(amap_t **);
extern void amap_destroy(amap_t *);
extern errno_t amap_insert(amap_t *, inet_ep2_t *, void *, amap_flags_t,
inet_ep2_t *);
extern void amap_remove(amap_t *, inet_ep2_t *);
extern errno_t amap_find_match(amap_t *, inet_ep2_t *, void **);
#endif
/** @}
*/