mirror of
https://github.com/espressif/esp-idf.git
synced 2024-10-05 20:47:46 -04:00
129 lines
3.8 KiB
C
129 lines
3.8 KiB
C
/*
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* SPDX-FileCopyrightText: 2022-2023 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Unlicense OR CC0-1.0
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*/
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#include <string.h>
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#include "protocol_examples_common.h"
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#include "example_common_private.h"
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#include "sdkconfig.h"
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#include "esp_event.h"
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#include "esp_wifi.h"
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#include "esp_wifi_default.h"
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#include "esp_log.h"
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#include "esp_netif.h"
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "freertos/event_groups.h"
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#include "lwip/err.h"
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#include "lwip/sys.h"
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static const char *TAG = "example_common";
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#if CONFIG_EXAMPLE_CONNECT_IPV6
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/* types of ipv6 addresses to be displayed on ipv6 events */
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const char *example_ipv6_addr_types_to_str[6] = {
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"ESP_IP6_ADDR_IS_UNKNOWN",
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"ESP_IP6_ADDR_IS_GLOBAL",
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"ESP_IP6_ADDR_IS_LINK_LOCAL",
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"ESP_IP6_ADDR_IS_SITE_LOCAL",
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"ESP_IP6_ADDR_IS_UNIQUE_LOCAL",
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"ESP_IP6_ADDR_IS_IPV4_MAPPED_IPV6"
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};
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#endif
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/**
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* @brief Checks the netif description if it contains specified prefix.
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* All netifs created withing common connect component are prefixed with the module TAG,
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* so it returns true if the specified netif is owned by this module
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*/
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bool example_is_our_netif(const char *prefix, esp_netif_t *netif)
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{
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return strncmp(prefix, esp_netif_get_desc(netif), strlen(prefix) - 1) == 0;
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}
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static bool netif_desc_matches_with(esp_netif_t *netif, void *ctx)
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{
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return strcmp(ctx, esp_netif_get_desc(netif)) == 0;
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}
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esp_netif_t *get_example_netif_from_desc(const char *desc)
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{
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return esp_netif_find_if(netif_desc_matches_with, (void*)desc);
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}
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static esp_err_t print_all_ips_tcpip(void* ctx)
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{
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const char *prefix = ctx;
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// iterate over active interfaces, and print out IPs of "our" netifs
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esp_netif_t *netif = NULL;
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while ((netif = esp_netif_next_unsafe(netif)) != NULL) {
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if (example_is_our_netif(prefix, netif)) {
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ESP_LOGI(TAG, "Connected to %s", esp_netif_get_desc(netif));
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#if CONFIG_LWIP_IPV4
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esp_netif_ip_info_t ip;
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ESP_ERROR_CHECK(esp_netif_get_ip_info(netif, &ip));
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ESP_LOGI(TAG, "- IPv4 address: " IPSTR ",", IP2STR(&ip.ip));
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#endif
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#if CONFIG_EXAMPLE_CONNECT_IPV6
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esp_ip6_addr_t ip6[MAX_IP6_ADDRS_PER_NETIF];
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int ip6_addrs = esp_netif_get_all_ip6(netif, ip6);
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for (int j = 0; j < ip6_addrs; ++j) {
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esp_ip6_addr_type_t ipv6_type = esp_netif_ip6_get_addr_type(&(ip6[j]));
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ESP_LOGI(TAG, "- IPv6 address: " IPV6STR ", type: %s", IPV62STR(ip6[j]), example_ipv6_addr_types_to_str[ipv6_type]);
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}
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#endif
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}
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}
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return ESP_OK;
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}
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void example_print_all_netif_ips(const char *prefix)
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{
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// Print all IPs in TCPIP context to avoid potential races of removing/adding netifs when iterating over the list
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esp_netif_tcpip_exec(print_all_ips_tcpip, (void*) prefix);
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}
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esp_err_t example_connect(void)
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{
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#if CONFIG_EXAMPLE_CONNECT_ETHERNET
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if (example_ethernet_connect() != ESP_OK) {
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return ESP_FAIL;
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}
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ESP_ERROR_CHECK(esp_register_shutdown_handler(&example_ethernet_shutdown));
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#endif
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#if CONFIG_EXAMPLE_CONNECT_WIFI
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if (example_wifi_connect() != ESP_OK) {
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return ESP_FAIL;
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}
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ESP_ERROR_CHECK(esp_register_shutdown_handler(&example_wifi_shutdown));
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#endif
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#if CONFIG_EXAMPLE_CONNECT_ETHERNET
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example_print_all_netif_ips(EXAMPLE_NETIF_DESC_ETH);
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#endif
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#if CONFIG_EXAMPLE_CONNECT_WIFI
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example_print_all_netif_ips(EXAMPLE_NETIF_DESC_STA);
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#endif
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return ESP_OK;
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}
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esp_err_t example_disconnect(void)
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{
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#if CONFIG_EXAMPLE_CONNECT_ETHERNET
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example_ethernet_shutdown();
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ESP_ERROR_CHECK(esp_unregister_shutdown_handler(&example_ethernet_shutdown));
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#endif
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#if CONFIG_EXAMPLE_CONNECT_WIFI
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example_wifi_shutdown();
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ESP_ERROR_CHECK(esp_unregister_shutdown_handler(&example_wifi_shutdown));
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#endif
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return ESP_OK;
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}
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