67d02a45eb
Most tools used for compliance and SBOM generation use SPDX identifiers This change brings us a step closer to an easy SBOM generation. Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
223 lines
6.7 KiB
C
223 lines
6.7 KiB
C
/****************************************************************************
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* net/route/ramroute.h
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*
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* SPDX-License-Identifier: Apache-2.0
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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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#ifndef __NET_ROUTE_RAMROUTE_H
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#define __NET_ROUTE_RAMROUTE_H
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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 "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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* Pre-processor Definitions
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****************************************************************************/
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/* Configuration ************************************************************/
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#ifndef CONFIG_ROUTE_MAX_IPv4_RAMROUTES
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# define CONFIG_ROUTE_MAX_IPv4_RAMROUTES 4
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#endif
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#ifndef CONFIG_ROUTE_MAX_IPv6_RAMROUTES
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# define CONFIG_ROUTE_MAX_IPv6_RAMROUTES 4
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#endif
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/* Routing table initializer */
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#define ramroute_init(rr) \
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do \
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{ \
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(rr)->head = NULL; \
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(rr)->tail = NULL; \
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} \
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while (0)
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/****************************************************************************
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* Public Types
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****************************************************************************/
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#ifdef CONFIG_ROUTE_IPv4_RAMROUTE
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/* This structure describes one entry in the routing table */
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struct net_route_ipv4_entry_s
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{
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struct net_route_ipv4_s entry;
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FAR struct net_route_ipv4_entry_s *flink;
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};
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/* This structure describes the head of a routing table list */
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struct net_route_ipv4_queue_s
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{
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FAR struct net_route_ipv4_entry_s *head;
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FAR struct net_route_ipv4_entry_s *tail;
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};
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#endif
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#ifdef CONFIG_ROUTE_IPv6_RAMROUTE
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/* This structure describes one entry in the routing table */
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struct net_route_ipv6_entry_s
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{
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struct net_route_ipv6_s entry;
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FAR struct net_route_ipv6_entry_s *flink;
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};
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/* This structure describes the head of a routing table list */
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struct net_route_ipv6_queue_s
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{
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FAR struct net_route_ipv6_entry_s *head;
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FAR struct net_route_ipv6_entry_s *tail;
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};
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#endif
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/****************************************************************************
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* Public Data
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****************************************************************************/
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/* These are the routing tables */
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#if defined(CONFIG_ROUTE_IPv4_RAMROUTE)
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/* The in-memory routing tables are represented as singly linked lists. */
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extern struct net_route_ipv4_queue_s g_ipv4_routes;
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#endif
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#if defined(CONFIG_ROUTE_IPv6_RAMROUTE)
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/* The in-memory routing tables are represented as singly linked lists. */
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extern struct net_route_ipv6_queue_s g_ipv6_routes;
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#endif
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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/****************************************************************************
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* Name: net_init_ramroute
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*
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* Description:
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* Initialize the in-memory, RAM routing table
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*
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* Input Parameters:
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* None
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*
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* Returned Value:
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* None
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*
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* Assumptions:
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* Called early in initialization so that no special protection is needed.
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*
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****************************************************************************/
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void net_init_ramroute(void);
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/****************************************************************************
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* Name: net_allocroute_ipv4 and net_allocroute_ipv6
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*
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* Description:
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* Allocate one route by removing it from the free list
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*
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* Input Parameters:
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* None
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*
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* Returned Value:
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* On success, a pointer to the newly allocated routing table entry is
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* returned; NULL is returned on failure.
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*
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****************************************************************************/
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#ifdef CONFIG_ROUTE_IPv4_RAMROUTE
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FAR struct net_route_ipv4_s *net_allocroute_ipv4(void);
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#endif
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#ifdef CONFIG_ROUTE_IPv6_RAMROUTE
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FAR struct net_route_ipv6_s *net_allocroute_ipv6(void);
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#endif
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/****************************************************************************
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* Name: net_freeroute_ipv4 and net_freeroute_ipv6
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*
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* Description:
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* Free one route by adding it from the free list
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*
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* Input Parameters:
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* route - The route to be freed
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*
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* Returned Value:
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* None
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*
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****************************************************************************/
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#ifdef CONFIG_ROUTE_IPv4_RAMROUTE
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void net_freeroute_ipv4(FAR struct net_route_ipv4_s *route);
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#endif
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#ifdef CONFIG_ROUTE_IPv6_RAMROUTE
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void net_freeroute_ipv6(FAR struct net_route_ipv6_s *route);
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#endif
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/****************************************************************************
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* Name: (various low-level list operations)
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*
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* Description:
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* Perform operations on in-memory routing table lists
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*
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* Input Parameters:
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* entry - A pointer to the new entry to add to the list
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* list - The list to be used.
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*
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* Returned Value:
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* None
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*
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****************************************************************************/
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#ifdef CONFIG_ROUTE_IPv4_RAMROUTE
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void ramroute_ipv4_addlast(FAR struct net_route_ipv4_entry_s *entry,
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FAR struct net_route_ipv4_queue_s *list);
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FAR struct net_route_ipv4_entry_s *
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ramroute_ipv4_remfirst(FAR struct net_route_ipv4_queue_s *list);
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FAR struct net_route_ipv4_entry_s *
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ramroute_ipv4_remafter(FAR struct net_route_ipv4_entry_s *entry,
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FAR struct net_route_ipv4_queue_s *list);
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#endif
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#ifdef CONFIG_ROUTE_IPv6_RAMROUTE
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void ramroute_ipv6_addlast(FAR struct net_route_ipv6_entry_s *entry,
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FAR struct net_route_ipv6_queue_s *list);
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FAR struct net_route_ipv6_entry_s *
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ramroute_ipv6_remfirst(FAR struct net_route_ipv6_queue_s *list);
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FAR struct net_route_ipv6_entry_s *
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ramroute_ipv6_remafter(FAR struct net_route_ipv6_entry_s *entry,
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FAR struct net_route_ipv6_queue_s *list);
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#endif
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#endif /* CONFIG_ROUTE_IPv4_RAMROUTE || CONFIG_ROUTE_IPv6_RAMROUTE */
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#endif /* __NET_ROUTE_RAMROUTE_H */
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