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wolfssl/IDE/Espressif/ESP-IDF/examples/wolfssl_test/main/main.c
2025-07-10 16:11:36 -06:00

316 lines
10 KiB
C

/* test main.c
*
* Copyright (C) 2006-2025 wolfSSL Inc.
*
* This file is part of wolfSSL.
*
* wolfSSL is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* wolfSSL is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
*/
/* ESP-IDF */
#include <esp_log.h>
#include "sdkconfig.h"
/* wolfSSL */
/* Always include wolfcrypt/settings.h before any other wolfSSL file. */
/* Reminder: settings.h pulls in user_settings.h; don't include it here. */
#if defined(WOLFSSL_USER_SETTINGS)
#include <wolfssl/wolfcrypt/settings.h>
#if defined(WOLFSSL_ESPIDF)
#include <wolfssl/version.h>
#include <wolfssl/wolfcrypt/types.h>
#include <wolfcrypt/test/test.h>
#include <wolfssl/wolfcrypt/port/Espressif/esp-sdk-lib.h>
#include <wolfssl/wolfcrypt/port/Espressif/esp32-crypt.h>
#else
#error "Problem with wolfSSL user_settings. " \
"Check components/wolfssl/include " \
"and confirm WOLFSSL_USER_SETTINGS is defined, " \
"typically in the component CMakeLists.txt"
#endif
#else
/* Define WOLFSSL_USER_SETTINGS project wide for settings.h to include */
/* wolfSSL user settings in ./components/wolfssl/include/user_settings.h */
#error "Missing WOLFSSL_USER_SETTINGS in CMakeLists or Makefile:\
CFLAGS +=-DWOLFSSL_USER_SETTINGS"
#endif
/* Hardware; include after other libraries,
* particularly after freeRTOS from settings.h */
#include <driver/uart.h>
/* set to 0 for one test,
** set to 1 for continuous test loop */
#define TEST_LOOP 0
#define THIS_MONITOR_UART_RX_BUFFER_SIZE 200
#ifdef CONFIG_ESP8266_XTAL_FREQ_26
/* 26MHz crystal: 74880 bps */
#define THIS_MONITOR_UART_BAUD_DATE 74880
#else
/* 40MHz crystal: 115200 bps */
#define THIS_MONITOR_UART_BAUD_DATE 115200
#endif
/*
** the wolfssl component can be installed in either:
**
** - the ESP-IDF component directory
**
** ** OR **
**
** - the local project component directory
**
** it is not recommended to install in both.
**
*/
/*
** although the wolfcrypt/test includes a default time setting,
** see the enclosed optional time helper for adding NNTP.
** be sure to add "time_helper.c" in main/CMakeLists.txt
*/
#undef WOLFSSL_USE_TIME_HELPER
#if defined(WOLFSSL_USE_TIME_HELPER)
#include "time_helper.h"
#endif
/* see wolfssl/wolfcrypt/test/test.h */
extern void wolf_crypt_task();
static const char* const TAG = "wolfssl_test";
#if defined(WOLFSSL_ESPWROOM32SE) && defined(HAVE_PK_CALLBACKS) \
&& defined(WOLFSSL_ATECC508A)
#include "wolfssl/wolfcrypt/port/atmel/atmel.h"
/* when you need to use a custom slot allocation, */
/* enable the definition CUSTOM_SLOT_ALLOCAION. */
#if defined(CUSTOM_SLOT_ALLOCATION)
static byte mSlotList[ATECC_MAX_SLOT];
/* initialize slot array */
void my_atmel_slotInit()
{
int i;
for (i = 0; i < ATECC_MAX_SLOT; i++) {
mSlotList[i] = ATECC_INVALID_SLOT;
}
}
/* allocate slot depending on slotType */
int my_atmel_alloc(int slotType)
{
int i, slot = ATECC_INVALID_SLOT;
switch (slotType) {
case ATMEL_SLOT_ENCKEY:
slot = 4;
break;
case ATMEL_SLOT_DEVICE:
slot = 0;
break;
case ATMEL_SLOT_ECDHE:
slot = 0;
break;
case ATMEL_SLOT_ECDHE_ENC:
slot = 4;
break;
case ATMEL_SLOT_ANY:
for (i = 0; i < ATECC_MAX_SLOT; i++) {
if (mSlotList[i] == ATECC_INVALID_SLOT) {
slot = i;
break;
} /* if */
} /* for */
} /* switch */
return slot;
}
/* free slot array */
void my_atmel_free(int slotId)
{
if (slotId >= 0 && slotId < ATECC_MAX_SLOT) {
mSlotList[slotId] = ATECC_INVALID_SLOT;
}
}
#endif /* CUSTOM_SLOT_ALLOCATION */
#endif /* WOLFSSL_ESPWROOM32SE && HAVE_PK_CALLBACK && WOLFSSL_ATECC508A */
/* entry point */
void app_main(void)
{
uart_config_t uart_config = {
.baud_rate = THIS_MONITOR_UART_BAUD_DATE,
.data_bits = UART_DATA_8_BITS,
.parity = UART_PARITY_DISABLE,
.stop_bits = UART_STOP_BITS_1,
};
int stack_start = 0;
int heap_start = 0;
int heap_current = 0;
int loops = 0;
esp_err_t ret = 0;
stack_start = esp_sdk_stack_pointer();
/* uart_set_pin(UART_NUM_0, TX_PIN, RX_PIN,
* UART_PIN_NO_CHANGE, UART_PIN_NO_CHANGE); */
/* Some targets may need to have UART speed set, such as ESP8266 */
ESP_LOGI(TAG, "UART init");
uart_param_config(UART_NUM_0, &uart_config);
uart_driver_install(UART_NUM_0,
THIS_MONITOR_UART_RX_BUFFER_SIZE, 0, 0, NULL, 0);
ESP_LOGI(TAG, "------------------ wolfSSL Test Example ----------------");
ESP_LOGI(TAG, "--------------------------------------------------------");
ESP_LOGI(TAG, "--------------------------------------------------------");
ESP_LOGI(TAG, "---------------------- BEGIN MAIN ----------------------");
ESP_LOGI(TAG, "--------------------------------------------------------");
ESP_LOGI(TAG, "--------------------------------------------------------");
ESP_LOGI(TAG, "Stack Start: 0x%x", stack_start);
#ifdef WOLFSSL_ESP_NO_WATCHDOG
ESP_LOGW(TAG, "Found WOLFSSL_ESP_NO_WATCHDOG, disabling...");
esp_DisableWatchdog();
#endif
#ifdef ESP_TASK_MAIN_STACK
ESP_LOGI(TAG, "ESP_TASK_MAIN_STACK: %d", ESP_TASK_MAIN_STACK);
#endif
#ifdef TASK_EXTRA_STACK_SIZE
ESP_LOGI(TAG, "TASK_EXTRA_STACK_SIZE: %d", TASK_EXTRA_STACK_SIZE);
#endif
#ifdef INCLUDE_uxTaskGetStackHighWaterMark
ESP_LOGI(TAG, "CONFIG_ESP_MAIN_TASK_STACK_SIZE = %d bytes (%d words)",
CONFIG_ESP_MAIN_TASK_STACK_SIZE,
(int)(CONFIG_ESP_MAIN_TASK_STACK_SIZE / sizeof(void*)));
/* Returns the high water mark of the stack associated with xTask. That is,
* the minimum free stack space there has been (in bytes not words, unlike
* vanilla FreeRTOS) since the task started. The smaller the returned
* number the closer the task has come to overflowing its stack.
* see Espressif esp32/api-reference/system/freertos_idf.html
*/
stack_start = uxTaskGetStackHighWaterMark(NULL);
ESP_LOGI(TAG, "Stack Start HWM: %d bytes", stack_start);
#endif
#if defined(HAVE_VERSION_EXTENDED_INFO)
esp_ShowExtendedSystemInfo();
#endif
/* all platforms: stack high water mark check */
ESP_LOGI(TAG, "Stack HWM: %d\n", uxTaskGetStackHighWaterMark(NULL));
#if defined (WOLFSSL_USE_TIME_HELPER)
set_time();
#endif
/* when using atecc608a on esp32-WROOM-32se */
#if defined(WOLFSSL_ESPWROOM32SE) && defined(HAVE_PK_CALLBACKS) \
&& defined(WOLFSSL_ATECC508A)
#if defined(CUSTOM_SLOT_ALLOCATION)
my_atmel_slotInit();
/* to register the callback, it needs to be initialized. */
if ((wolfCrypt_Init()) != 0) {
ESP_LOGE(TAG, "wolfCrypt_Init failed");
return;
}
atmel_set_slot_allocator(my_atmel_alloc, my_atmel_free);
#endif
#endif
#ifdef NO_CRYPT_TEST
ESP_LOGI(TAG, "NO_CRYPT_TEST defined, skipping wolf_test_task");
#else
/* Although wolfCrypt_Init() may be explicitly called above,
** note it is still always called in wolf_test_task.
*/
stack_start = uxTaskGetStackHighWaterMark(NULL);
heap_start = heap_caps_get_free_size(MALLOC_CAP_8BIT);
do {
heap_current = heap_caps_get_free_size(MALLOC_CAP_8BIT);
ESP_LOGI(TAG, "Free heap memory: %d bytes; Start %d",
heap_current, heap_start);
ESP_LOGI(TAG, "Stack HWM: %d\n", uxTaskGetStackHighWaterMark(NULL));
ret = wolf_test_task();
#if defined(WOLFSSL_ESP32_CRYPT_RSA_PRI) && defined(WOLFSSL_HW_METRICS)
esp_hw_show_metrics();
#endif
loops++; /* count of the number of tests run before fail. */
ESP_LOGI(TAG, "Stack HWM: %d\n", uxTaskGetStackHighWaterMark(NULL));
ESP_LOGI(TAG, "loops = %d", loops);
} while (TEST_LOOP && (ret == 0));
/* Reminder: wolfCrypt_Cleanup() should always be called at completion,
** and is called in wolf_test_task(). */
#if defined TEST_LOOP && (TEST_LOOP == 1)
ESP_LOGI(TAG, "Test loops completed: %d", loops);
#endif
#if defined(SINGLE_THREADED)
/* need stack monitor for single thread */
#else
ESP_LOGI(TAG, "Stack HWM: %d\n", uxTaskGetStackHighWaterMark(NULL));
#endif
#if defined(WOLFSSL_HW_METRICS) && defined(WOLFSSL_ESP32_CRYPT_RSA_PRI)
esp_hw_show_mp_metrics();
#endif
#ifdef INCLUDE_uxTaskGetStackHighWaterMark
ESP_LOGI(TAG, "Stack HWM: %d", uxTaskGetStackHighWaterMark(NULL));
ESP_LOGI(TAG, "Stack used: %d", CONFIG_ESP_MAIN_TASK_STACK_SIZE
- (uxTaskGetStackHighWaterMark(NULL)));
#endif
#ifdef WOLFSSL_ESPIDF_VERBOSE_EXIT_MESSAGE
if (ret == 0) {
ESP_LOGI(TAG, WOLFSSL_ESPIDF_VERBOSE_EXIT_MESSAGE("Success!", ret));
}
else {
ESP_LOGE(TAG, WOLFSSL_ESPIDF_VERBOSE_EXIT_MESSAGE("Failed!", ret));
}
#elif defined(WOLFSSL_ESPIDF_EXIT_MESSAGE)
ESP_LOGI(TAG, WOLFSSL_ESPIDF_EXIT_MESSAGE);
#else
ESP_LOGI(TAG, "\n\nDone!\n\n"
"If running from idf.py monitor, press twice: Ctrl+]");
#endif
/* After completion, we'll just wait */
while (1) {
#if defined(SINGLE_THREADED)
while (1);
#else
vTaskDelay(60000);
#endif
} /* done while */
#endif
}