144 lines
4.5 KiB
C
144 lines
4.5 KiB
C
/****************************************************************************
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* net/route/net_add_ramroute.c
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*
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* Copyright (C) 2013, 2015, 2017 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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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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*
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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
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* 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 COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <stdint.h>
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#include <string.h>
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#include <errno.h>
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#include <debug.h>
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#include <nuttx/net/net.h>
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#include <nuttx/net/ip.h>
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#include <arch/irq.h>
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#include "route/ramroute.h"
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#include "route/route.h"
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#if defined(CONFIG_ROUTE_IPv4_RAMROUTE) || defined(CONFIG_ROUTE_IPv6_RAMROUTE)
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: net_addroute_ipv4 and net_addroute_ipv6
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*
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* Description:
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* Add a new route to the routing table
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*
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* Input Parameters:
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*
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* Returned Value:
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* OK on success; Negated errno on failure.
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*
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****************************************************************************/
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#ifdef CONFIG_ROUTE_IPv4_RAMROUTE
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int net_addroute_ipv4(in_addr_t target, in_addr_t netmask, in_addr_t router)
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{
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FAR struct net_route_ipv4_s *route;
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/* Allocate a route entry */
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route = net_allocroute_ipv4();
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if (!route)
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{
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nerr("ERROR: Failed to allocate a route\n");
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return -ENOMEM;
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}
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/* Format the new routing table entry */
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net_ipv4addr_copy(route->target, target);
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net_ipv4addr_copy(route->netmask, netmask);
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net_ipv4addr_copy(route->router, router);
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net_ipv4_dumproute("New route", route);
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/* Get exclusive address to the networking data structures */
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net_lock();
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/* Then add the new entry to the table */
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ramroute_ipv4_addlast((FAR struct net_route_ipv4_entry_s *)route,
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&g_ipv4_routes);
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net_unlock();
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return OK;
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}
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#endif
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#ifdef CONFIG_ROUTE_IPv6_RAMROUTE
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int net_addroute_ipv6(net_ipv6addr_t target, net_ipv6addr_t netmask,
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net_ipv6addr_t router)
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{
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FAR struct net_route_ipv6_s *route;
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/* Allocate a route entry */
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route = net_allocroute_ipv6();
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if (!route)
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{
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nerr("ERROR: Failed to allocate a route\n");
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return -ENOMEM;
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}
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/* Format the new routing table entry */
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net_ipv6addr_copy(route->target, target);
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net_ipv6addr_copy(route->netmask, netmask);
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net_ipv6addr_copy(route->router, router);
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net_ipv6_dumproute("New route", route);
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/* Get exclusive address to the networking data structures */
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net_lock();
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/* Then add the new entry to the table */
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ramroute_ipv6_addlast((FAR struct net_route_ipv6_entry_s *)route,
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&g_ipv6_routes);
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net_unlock();
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return OK;
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}
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#endif
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#endif /* CONFIG_ROUTE_IPv4_RAMROUTE || CONFIG_ROUTE_IPv6_RAMROUTE */
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