131 lines
3.9 KiB
C
131 lines
3.9 KiB
C
/****************************************************************************
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* net/route/net_add_fileroute.c
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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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 <fcntl.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/fs/fs.h>
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#include <nuttx/net/ip.h>
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#include "netlink/netlink.h"
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#include "route/fileroute.h"
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#include "route/route.h"
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#if defined(CONFIG_ROUTE_IPv4_FILEROUTE) || defined(CONFIG_ROUTE_IPv6_FILEROUTE)
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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_FILEROUTE
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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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struct net_route_ipv4_s route;
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struct file fshandle;
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ssize_t nwritten;
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int ret;
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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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/* Open the IPv4 routing table for append access */
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ret = net_openroute_ipv4(O_WRONLY | O_APPEND | O_CREAT, &fshandle);
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if (ret < 0)
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{
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nerr("ERROR: Could not open IPv4 routing table: %d\n", ret);
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return ret;
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}
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/* Then append the new entry to the end of the routing table */
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nwritten = net_writeroute_ipv4(&fshandle, &route);
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net_closeroute_ipv4(&fshandle);
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netlink_route_notify(&route, RTM_NEWROUTE, AF_INET);
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return nwritten >= 0 ? 0 : (int)nwritten;
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}
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#endif
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#ifdef CONFIG_ROUTE_IPv6_FILEROUTE
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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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struct net_route_ipv6_s route;
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struct file fshandle;
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ssize_t nwritten;
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int ret;
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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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/* Open the IPv6 routing table for append access */
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ret = net_openroute_ipv6(O_WRONLY | O_APPEND | O_CREAT, &fshandle);
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if (ret < 0)
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{
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nerr("ERROR: Could not open IPv6 routing table: %d\n", ret);
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return ret;
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}
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/* Then append the new entry to the end of the routing table */
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nwritten = net_writeroute_ipv6(&fshandle, &route);
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net_closeroute_ipv6(&fshandle);
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netlink_route_notify(&route, RTM_NEWROUTE, AF_INET6);
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return nwritten >= 0 ? 0 : (int)nwritten;
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}
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#endif
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#endif /* CONFIG_ROUTE_IPv4_FILEROUTE || CONFIG_ROUTE_IPv6_FILEROUTE */
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