178 lines
5.0 KiB
C
178 lines
5.0 KiB
C
/*
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* Copyright (c) 2017, RISE SICS.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the Contiki operating system.
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*/
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/**
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* \addtogroup null-routing
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* @{
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*
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* \file
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* A routing protocol that does nothing
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*
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* \author Simon Duquennoy <simon.duquennoy@ri.se>
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*/
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#include "net/routing/routing.h"
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/*---------------------------------------------------------------------------*/
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static void
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init(void)
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{
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}
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/*---------------------------------------------------------------------------*/
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static void
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root_set_prefix(uip_ipaddr_t *prefix, uip_ipaddr_t *iid)
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{
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}
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/*---------------------------------------------------------------------------*/
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static int
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root_start(void)
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{
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return 0;
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}
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/*---------------------------------------------------------------------------*/
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static int
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node_is_root(void)
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{
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return 0;
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}
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/*---------------------------------------------------------------------------*/
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static int
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get_root_ipaddr(uip_ipaddr_t *ipaddr)
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{
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return 0;
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}
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/*---------------------------------------------------------------------------*/
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static int
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get_sr_node_ipaddr(uip_ipaddr_t *addr, const uip_sr_node_t *node)
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{
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return 0;
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}
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/*---------------------------------------------------------------------------*/
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static void
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leave_network(void)
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{
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}
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/*---------------------------------------------------------------------------*/
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static int
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node_has_joined(void)
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{
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return 1;
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}
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/*---------------------------------------------------------------------------*/
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static int
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node_is_reachable(void)
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{
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return 1;
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}
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/*---------------------------------------------------------------------------*/
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static void
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global_repair(const char *str)
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{
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}
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/*---------------------------------------------------------------------------*/
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static void
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local_repair(const char *str)
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{
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}
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/*---------------------------------------------------------------------------*/
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static void
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ext_header_remove(void)
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{
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#if NETSTACK_CONF_WITH_IPV6
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uip_remove_ext_hdr();
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#endif /* NETSTACK_CONF_WITH_IPV6 */
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}
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/*---------------------------------------------------------------------------*/
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static int
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ext_header_update(void)
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{
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return 1;
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}
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/*---------------------------------------------------------------------------*/
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static int
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ext_header_hbh_update(uint8_t *ext_buf, int opt_offset)
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{
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return 1;
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}
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/*---------------------------------------------------------------------------*/
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static int
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ext_header_srh_update(void)
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{
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return 0; /* Means SRH not found */
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}
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/*---------------------------------------------------------------------------*/
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static int
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ext_header_srh_get_next_hop(uip_ipaddr_t *ipaddr)
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{
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return 0;
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}
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/*---------------------------------------------------------------------------*/
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static void
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link_callback(const linkaddr_t *addr, int status, int numtx)
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{
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}
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/*---------------------------------------------------------------------------*/
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static void
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neighbor_state_changed(uip_ds6_nbr_t *nbr)
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{
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}
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/*---------------------------------------------------------------------------*/
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static void
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drop_route(uip_ds6_route_t *route)
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{
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}
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/*---------------------------------------------------------------------------*/
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const struct routing_driver nullrouting_driver = {
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"nullrouting",
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init,
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root_set_prefix,
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root_start,
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node_is_root,
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get_root_ipaddr,
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get_sr_node_ipaddr,
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leave_network,
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node_has_joined,
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node_is_reachable,
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global_repair,
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local_repair,
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ext_header_remove,
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ext_header_update,
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ext_header_hbh_update,
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ext_header_srh_update,
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ext_header_srh_get_next_hop,
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link_callback,
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neighbor_state_changed,
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drop_route,
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};
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/*---------------------------------------------------------------------------*/
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/** @}*/
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