mirror of
https://github.com/espressif/esp-matter.git
synced 2026-04-27 19:13:13 +00:00
Jiacheng Guo
bb835d7baf
* Add support for ICMPv6 RIO handling for ESP32 * Update ESP-IDF release to v4.4 for route hook support
81 lines
1.8 KiB
C
81 lines
1.8 KiB
C
/*
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* SPDX-FileCopyrightText: 2015-2021 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include "esp_err.h"
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#include "lwip/ip6_addr.h"
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#include "lwip/netif.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief Route table entry
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*
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*/
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typedef struct {
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ip6_addr_t prefix;
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uint8_t prefix_length;
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ip6_addr_t gateway;
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int8_t preference;
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uint32_t lifetime_seconds;
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struct netif *netif;
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} esp_route_entry_t;
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/**
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* @brief Adds an entry to the route table
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*
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* @param[in] route_entry The route entry to be added
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*
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* @return
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* - The pointer to the added route entry on success
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* - NULL on failure
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*
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*/
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esp_route_entry_t *esp_route_table_add_route_entry(const esp_route_entry_t *route_entry);
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/**
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* @brief Removes an entry from the route table
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*
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* @param[in] route_entry The route entry to be removed
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*
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* @return
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* - ESP_OK
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* - ESP_ERR_INVALID_ARG The provided route_entry is not in the route table.
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*
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*/
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esp_err_t esp_route_table_remove_route_entry(esp_route_entry_t *route_entry);
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/**
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* @brief The lwIP ip6 route hook, called by the lwIP function ip6_route when sending packets.
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*
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* @param[in] src The source address
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* @param[in] dest The destination address
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*
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* @return
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* - The target interface when route found
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* - NULL when route not found
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*
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*/
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struct netif *lwip_hook_ip6_route(const ip6_addr_t *src, const ip6_addr_t *dest);
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/**
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* @brief The lwIP gateway hook, called by the lwIP when deciding next hop.
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*
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* @param[in] netif The output network interface
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* @param[in] dest The destination address
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*
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* @return
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* - The gateway address when route found
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* - NULL when route not found
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*
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*/
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const ip6_addr_t *lwip_hook_nd6_get_gw(struct netif *netif, const ip6_addr_t *dest);
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#ifdef __cplusplus
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}
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#endif
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