142 lines
4.6 KiB
C
142 lines
4.6 KiB
C
/* main.c
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*
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* Copyright (C) 2006-2023 wolfSSL Inc.
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*
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* This file is part of wolfSSL.
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*
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* wolfSSL is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* wolfSSL is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
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*/
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/* ESP specific */
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#include <nvs_flash.h>
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#include <esp_log.h>
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#include "esp_event.h"
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/* wolfSSL */
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#include <wolfssl/wolfcrypt/port/Espressif/esp32-crypt.h>
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/* project */
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#include "main.h"
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#include "time_helper.h"
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#include "server-dtls13.h"
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static const char* const TAG = "main task";
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#define USE_WIFI_EXAMPLE
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#ifdef USE_WIFI_EXAMPLE
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#include "esp_netif.h"
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#include "protocol_examples_common.h" /* see project CMakeLists.txt */
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#else
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#include "wifi_connect.h"
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#endif
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void app_main(void)
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{
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esp_err_t ret;
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ESP_LOGI(TAG, "-------------- wolfSSL DTLS 1.3 Server Example ---------");
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ESP_LOGI(TAG, "--------------------------------------------------------");
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ESP_LOGI(TAG, "--------------------------------------------------------");
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ESP_LOGI(TAG, "---------------------- BEGIN MAIN ----------------------");
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ESP_LOGI(TAG, "--------------------------------------------------------");
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ESP_LOGI(TAG, "--------------------------------------------------------");
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#ifdef HAVE_VERSION_EXTENDED_INFO
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esp_ShowExtendedSystemInfo();
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#endif
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/* see project CMakeLists.txt for detection of sample code in ESP-IDF */
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#ifdef FOUND_PROTOCOL_EXAMPLES_DIR
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ESP_LOGI(TAG, "FOUND_PROTOCOL_EXAMPLES_DIR is active, using example code.");
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ESP_ERROR_CHECK(nvs_flash_init());
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ESP_ERROR_CHECK(esp_netif_init());
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ESP_ERROR_CHECK(esp_event_loop_create_default());
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ret = set_time(); /* need to setup NTP before WiFi */
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ESP_ERROR_CHECK(example_connect());
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ret = set_time_wait_for_ntp();
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#else
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ESP_ERROR_CHECK(nvs_flash_init());
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/* Initialize NVS */
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ret = nvs_flash_init();
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if (ret == ESP_ERR_NVS_NO_FREE_PAGES ||
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ret == ESP_ERR_NVS_NEW_VERSION_FOUND) {
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ESP_ERROR_CHECK(nvs_flash_erase());
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ret = nvs_flash_init();
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}
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ESP_ERROR_CHECK(ret);
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/* Initialize WiFi */
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ESP_LOGI(TAG, "ESP_WIFI_MODE_STA");
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ret = wifi_init_sta();
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while (ret != 0) {
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ESP_LOGI(TAG, "Waiting...");
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vTaskDelay(60000 / portTICK_PERIOD_MS);
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ESP_LOGI(TAG, "Trying WiFi again...");
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ret = wifi_init_sta();
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}
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#endif
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/* set time for cert validation */
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if (ret < -1) {
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/* a value of -1 means there was no NTP server, so no need to wait */
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ESP_LOGI(TAG, "Waiting 10 seconds for NTP to complete." );
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vTaskDelay(10000 / portTICK_PERIOD_MS); /* brute-force solution */
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}
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ESP_LOGI(TAG, "CONFIG_ESP_MAIN_TASK_STACK_SIZE = %d bytes (%d words)",
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CONFIG_ESP_MAIN_TASK_STACK_SIZE,
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(int)(CONFIG_ESP_MAIN_TASK_STACK_SIZE / sizeof(void*)));
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/* HWM is maximum amount of stack space that has been unused, in words. */
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ESP_LOGI(TAG, "Initial Stack Used (before wolfSSL Server): %d bytes",
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CONFIG_ESP_MAIN_TASK_STACK_SIZE
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- (uxTaskGetStackHighWaterMark(NULL) / 4)
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);
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ESP_LOGI(TAG, "Starting TLS Server...\n");
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#if defined(SINGLE_THREADED)
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/* just call the task */
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dtls13_smp_server_task((void*)NULL);
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#else
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/* start a thread with the task */
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dtls13_smp_server_init((int)NULL); /* NULL uses the DEFAULT_PORT value */
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#endif
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#ifdef INCLUDE_uxTaskGetStackHighWaterMark
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ESP_LOGI(TAG, "Stack HWM: %d", uxTaskGetStackHighWaterMark(NULL));
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ESP_LOGI(TAG, "Stack used: %d", CONFIG_ESP_MAIN_TASK_STACK_SIZE
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- (uxTaskGetStackHighWaterMark(NULL)));
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#endif
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/* done */
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while (1) {
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ESP_LOGV(TAG, "\n\nLoop...\n\n");
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#if defined(SINGLE_THREADED)
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ESP_LOGV(TAG, "\n\nDone!\n\n");
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while (1);
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#else
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ESP_LOGI(TAG, "\n\nvTaskDelete main...\n\n");
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vTaskDelay(1000);
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vTaskDelete(NULL);
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/* if successful vTaskDelete, we should never get here: */
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ESP_LOGI(TAG, "\n\nvTaskDelete Complete, but failed?...\n\n");
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vTaskDelay(60000);
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#endif
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} /* done whle */
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} /* app_main */
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