/* * 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 /** @} */