142 lines
4.3 KiB
C
142 lines
4.3 KiB
C
/****************************************************************************
|
|
* net/route/net_addroute.c
|
|
*
|
|
* Copyright (C) 2013, 2015, 2017 Gregory Nutt. All rights reserved.
|
|
* Author: Gregory Nutt <gnutt@nuttx.org>
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. 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.
|
|
* 3. Neither the name NuttX nor the names of its contributors may be
|
|
* used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "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
|
|
* COPYRIGHT OWNER OR CONTRIBUTORS 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.
|
|
*
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Included Files
|
|
****************************************************************************/
|
|
|
|
#include <nuttx/config.h>
|
|
|
|
#include <stdint.h>
|
|
#include <string.h>
|
|
#include <queue.h>
|
|
#include <errno.h>
|
|
#include <debug.h>
|
|
|
|
#include <nuttx/net/net.h>
|
|
#include <nuttx/net/ip.h>
|
|
|
|
#include <arch/irq.h>
|
|
|
|
#include "route/route.h"
|
|
|
|
#if defined(CONFIG_NET) && defined(CONFIG_NET_ROUTE)
|
|
|
|
/****************************************************************************
|
|
* Public Functions
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Name: net_addroute_ipv4 and net_addroute_ipv6
|
|
*
|
|
* Description:
|
|
* Add a new route to the routing table
|
|
*
|
|
* Parameters:
|
|
*
|
|
* Returned Value:
|
|
* OK on success; Negated errno on failure.
|
|
*
|
|
****************************************************************************/
|
|
|
|
#ifdef CONFIG_NET_IPv4
|
|
int net_addroute_ipv4(in_addr_t target, in_addr_t netmask, in_addr_t router)
|
|
{
|
|
FAR struct net_route_ipv4_s *route;
|
|
|
|
/* Allocate a route entry */
|
|
|
|
route = net_allocroute_ipv4();
|
|
if (!route)
|
|
{
|
|
nerr("ERROR: Failed to allocate a route\n");
|
|
return -ENOMEM;
|
|
}
|
|
|
|
/* Format the new routing table entry */
|
|
|
|
net_ipv4addr_copy(route->target, target);
|
|
net_ipv4addr_copy(route->netmask, netmask);
|
|
net_ipv4addr_copy(route->router, router);
|
|
net_ipv4_dumproute("New route", route);
|
|
|
|
/* Get exclusive address to the networking data structures */
|
|
|
|
net_lock();
|
|
|
|
/* Then add the new entry to the table */
|
|
|
|
sq_addlast((FAR sq_entry_t *)route, (FAR sq_queue_t *)&g_ipv4_routes);
|
|
net_unlock();
|
|
return OK;
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_NET_IPv6
|
|
int net_addroute_ipv6(net_ipv6addr_t target, net_ipv6addr_t netmask,
|
|
net_ipv6addr_t router)
|
|
{
|
|
FAR struct net_route_ipv6_s *route;
|
|
|
|
/* Allocate a route entry */
|
|
|
|
route = net_allocroute_ipv6();
|
|
if (!route)
|
|
{
|
|
nerr("ERROR: Failed to allocate a route\n");
|
|
return -ENOMEM;
|
|
}
|
|
|
|
/* Format the new routing table entry */
|
|
|
|
net_ipv6addr_copy(route->target, target);
|
|
net_ipv6addr_copy(route->netmask, netmask);
|
|
net_ipv6addr_copy(route->router, router);
|
|
net_ipv6_dumproute("New route", route);
|
|
|
|
/* Get exclusive address to the networking data structures */
|
|
|
|
net_lock();
|
|
|
|
/* Then add the new entry to the table */
|
|
|
|
sq_addlast((FAR sq_entry_t *)route, (FAR sq_queue_t *)&g_ipv6_routes);
|
|
net_unlock();
|
|
return OK;
|
|
}
|
|
#endif
|
|
|
|
#endif /* CONFIG_NET && CONFIG_NET_ROUTE */
|