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feat(lwip): softap can get sta ip from arp table

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wangtao@espressif.com
2026-04-30 12:12:18 +08:00
parent 2720d05f9c
commit cea56b7dd8
5 changed files with 130 additions and 5 deletions
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components/esp_netif/include/esp_netif.h
+14 -2
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2019-2024 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2019-2026 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -682,7 +682,19 @@ esp_err_t esp_netif_dhcps_stop(esp_netif_t *esp_netif);
*/
esp_err_t esp_netif_dhcps_get_clients_by_mac(esp_netif_t *esp_netif, int num, esp_netif_pair_mac_ip_t *mac_ip_pair);
/**
* @brief Populate IP addresses of client from the lwIP ARP cache on this interface
*
* Walks the ARP table and fills in ip when the Ethernet address matches and the entry belongs to esp_netif.
*
* @param[in] esp_netif Handle to esp-netif instance
* @param[in,out] mac_ip_pair MAC/IP pair to fill in the IP
* @return
* - ESP_OK on success (including when nothing was found in ARP)
* - ESP_ERR_ESP_NETIF_INVALID_PARAMS on invalid params
* - ESP_ERR_NOT_SUPPORTED if ARP is disabled in lwIP
*/
esp_err_t esp_netif_arp_get_client_by_mac(esp_netif_t *esp_netif, esp_netif_pair_mac_ip_t *mac_ip_pair);
/**
* @brief Set DNS Server information