migrate to cpp app remove irrelevant parts

2024-11-16 15:30:33 +01:00
parent 33c875c6bd
commit 49b3b46ffe
4 changed files with 37 additions and 67 deletions
@@ -0,0 +1,120 @@
+/*
+ * SPDX-FileCopyrightText: 2023 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Unlicense OR CC0-1.0
+ */
+/* eth2ap (Ethernet to Wi-Fi AP packet forwarding) Example
+
+   This example code is in the Public Domain (or CC0 licensed, at your option.)
+
+   Unless required by applicable law or agreed to in writing, this
+   software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
+   CONDITIONS OF ANY KIND, either express or implied.
+*/
+#include <string.h>
+#include <stdlib.h>
+#include "sdkconfig.h"
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+#include "freertos/queue.h"
+#include "esp_event.h"
+#include "esp_log.h"
+#include "esp_eth_driver.h"
+#include "esp_wifi.h"
+#include "nvs_flash.h"
+#include "esp_private/wifi.h"
+#include "ethernet_init.h"
+#include "esp_netif.h"
+#include "esp_eth.h"
+
+static const char *TAG = "Watch";
+static esp_eth_handle_t s_eth_handle = NULL;
+static bool s_ethernet_is_connected = false;
+
+extern "C" { // This switch allows the ROS C-implementation to find this main
+void app_main(void);
+}
+
+/** Event handler for IP_EVENT_ETH_GOT_IP */
+static void got_ip_event_handler(void *arg, esp_event_base_t event_base,
+                                 int32_t event_id, void *event_data)
+{
+    ip_event_got_ip_t *event = (ip_event_got_ip_t *) event_data;
+    const esp_netif_ip_info_t *ip_info = &event->ip_info;
+
+    ESP_LOGI(TAG, "Ethernet Got IP Address");
+    ESP_LOGI(TAG, "~~~~~~~~~~~");
+    ESP_LOGI(TAG, "ETHIP:" IPSTR, IP2STR(&ip_info->ip));
+    ESP_LOGI(TAG, "ETHMASK:" IPSTR, IP2STR(&ip_info->netmask));
+    ESP_LOGI(TAG, "ETHGW:" IPSTR, IP2STR(&ip_info->gw));
+    ESP_LOGI(TAG, "~~~~~~~~~~~");
+}
+
+// Event handler for Ethernet
+static void eth_event_handler(void *arg, esp_event_base_t event_base,
+                              int32_t event_id, void *event_data)
+{
+    uint8_t mac_addr[6] = {0};
+    switch (event_id) {
+    case ETHERNET_EVENT_CONNECTED:
+        ESP_LOGI(TAG, "Ethernet Link Up");
+        s_ethernet_is_connected = true;
+        ESP_LOGI(TAG, "Ethernet Link Up");
+        ESP_LOGI(TAG, "Ethernet HW Addr %02x:%02x:%02x:%02x:%02x:%02x",
+        mac_addr[0], mac_addr[1], mac_addr[2], mac_addr[3], mac_addr[4], mac_addr[5]);
+        break;
+    case ETHERNET_EVENT_DISCONNECTED:
+        ESP_LOGI(TAG, "Ethernet Link Down");
+        s_ethernet_is_connected = false;
+        break;
+    case ETHERNET_EVENT_START:
+        ESP_LOGI(TAG, "Ethernet Started");
+        break;
+    case ETHERNET_EVENT_STOP:
+        ESP_LOGI(TAG, "Ethernet Stopped");
+        break;
+    default:
+        break;
+    }
+}
+
+static void initialize_ethernet(void)
+{
+    uint8_t eth_port_cnt = 0;
+    esp_eth_handle_t *eth_handles;
+    ESP_ERROR_CHECK(example_eth_init(&eth_handles, &eth_port_cnt));
+    if (eth_port_cnt > 1) {
+        ESP_LOGW(TAG, "multiple Ethernet devices detected, the first initialized is to be used!");
+    }
+
+    s_eth_handle = eth_handles[0];
+    free(eth_handles);
+
+    // Initialize TCP/IP network interface aka the esp-netif (should be called only once in application)
+    ESP_ERROR_CHECK(esp_netif_init());
+    // Create default event loop that running in background
+    ESP_ERROR_CHECK(esp_event_loop_create_default());
+
+    // Use ESP_NETIF_DEFAULT_ETH when just one Ethernet interface is used and you don't need to modify
+    // default esp-netif configuration parameters.
+    esp_netif_config_t cfg = ESP_NETIF_DEFAULT_ETH();
+    esp_netif_t *eth_netif = esp_netif_new(&cfg);
+    // Attach Ethernet driver to TCP/IP stack
+    ESP_ERROR_CHECK(esp_netif_attach(eth_netif, esp_eth_new_netif_glue(s_eth_handle)));
+
+    ESP_ERROR_CHECK(esp_event_handler_register(ETH_EVENT, ESP_EVENT_ANY_ID, eth_event_handler, NULL));
+    ESP_ERROR_CHECK(esp_event_handler_register(IP_EVENT, IP_EVENT_ETH_GOT_IP, &got_ip_event_handler, NULL));
+    ESP_ERROR_CHECK(esp_eth_start(s_eth_handle));
+}
+
+void app_main(void)
+{
+    esp_err_t ret = nvs_flash_init();
+    if (ret == ESP_ERR_NVS_NO_FREE_PAGES || ret == ESP_ERR_NVS_NEW_VERSION_FOUND) {
+        ESP_ERROR_CHECK(nvs_flash_erase());
+        ret = nvs_flash_init();
+    }
+    ESP_ERROR_CHECK(ret);
+    // ESP_ERROR_CHECK(esp_event_loop_create_default());
+    initialize_ethernet();
+}