/**
* @brief Handle when a pattern has been detected by UART
*
* @param esp_dte ESP32 Modem DTE object
*/
static void esp_handle_uart_pattern(esp_modem_dte_t *esp_dte)
{
int pos = uart_pattern_pop_pos(esp_dte->uart_port);
int read_len = 0;
if (pos != -1) {
if (pos < ESP_MODEM_LINE_BUFFER_SIZE - 1) {
/* read one line(include '\n') */
read_len = pos + 1;
} else {
ESP_LOGW(MODEM_TAG, "ESP Modem Line buffer too small");
read_len = ESP_MODEM_LINE_BUFFER_SIZE - 1;
}
read_len = uart_read_bytes(esp_dte->uart_port, esp_dte->buffer, read_len, pdMS_TO_TICKS(100));
if (read_len) {
/* make sure the line is a standard string */
esp_dte->buffer[read_len] = '\0';
/* Send new line to handle */
esp_dte_handle_line(esp_dte);
} else {
ESP_LOGE(MODEM_TAG, "uart read bytes failed");
}
} else {
ESP_LOGW(MODEM_TAG, "Pattern Queue Size too small");
uart_flush(esp_dte->uart_port);
}
}
void disconnectCallbackHandler(AWS_IoT_Client *pClient, void *data)
{
ESP_LOGW(TAG, "MQTT Disconnect");
IoT_Error_t rc = FAILURE;
if(NULL == pClient)
{
return;
}
if(aws_iot_is_autoreconnect_enabled(pClient)) {
ESP_LOGI(TAG, "Auto Reconnect is enabled, Reconnecting attempt will start now");
}
else
{
ESP_LOGW(TAG, "Auto Reconnect not enabled. Starting manual reconnect...");
// rc = aws_iot_mqtt_attempt_reconnect(pClient);
if(NETWORK_RECONNECTED == rc) {
ESP_LOGW(TAG, "Manual Reconnect Successful");
}
else {
ESP_LOGW(TAG, "Manual Reconnect Failed - %d", rc);
}
}
}
/*
Deallocates a mailbox. If there are messages still present in the
mailbox when the mailbox is deallocated, it is an indication of a
programming error in lwIP and the developer should be notified.
*/
void
sys_mbox_free(sys_mbox_t *mbox)
{
uint32_t mbox_message_num = 0;
if ( (NULL == mbox) || (NULL == *mbox) ) {
return;
}
mbox_message_num = uxQueueMessagesWaiting((*mbox)->os_mbox);
LWIP_DEBUGF(ESP_THREAD_SAFE_DEBUG, ("mbox free: mbox=%p os_mbox=%p owner=%p msg_num=%d\n",
*mbox, (*mbox)->os_mbox, (*mbox)->owner, mbox_message_num));
#if ESP_THREAD_SAFE
if ((*mbox)->owner) {
if (0 == mbox_message_num) {
/*
* If mbox->owner is not NULL, it indicates the mbox is recvmbox or acceptmbox,
* we need to post a NULL message to mbox in case some application tasks are blocked
* on this mbox
*/
if (sys_mbox_trypost(mbox, NULL) != ERR_OK) {
/* Should never be here because post a message to empty mbox should always be successful */
ESP_LOGW(TAG, "WARNING: failed to post NULL msg to mbox\n");
} else {
LWIP_DEBUGF(ESP_THREAD_SAFE_DEBUG, ("mbox free: post null successfully\n"));
}
}
(*mbox)->owner = NULL;
} else {
if (mbox_message_num > 1) {
ESP_LOGW(TAG, "WARNING: mbox has %d message, potential memory leaking\n", mbox_message_num);
}
if (mbox_message_num > 0) {
LWIP_DEBUGF(ESP_THREAD_SAFE_DEBUG, ("mbox free: reset mbox queue\n"));
xQueueReset((*mbox)->os_mbox);
}
/* For recvmbox or acceptmbox, free them in netconn_free() when all sockets' API are returned */
vQueueDelete((*mbox)->os_mbox);
free(*mbox);
*mbox = NULL;
}
#else
vQueueDelete((*mbox)->os_mbox);
free(*mbox);
*mbox = NULL;
#endif
}
/**
* @brief Start an instance of the task.
*
* @param [in] taskData Data to be passed into the task.
* @return N/A.
*/
void Task::start(void* taskData) {
if (m_handle != nullptr) {
ESP_LOGW(LOG_TAG, "Task::start - There might be a task already running!");
}
m_taskData = taskData;
::xTaskCreatePinnedToCore(&runTask, m_taskName.c_str(), m_stackSize, this, m_priority, &m_handle, m_coreId);
} // start
static esp_err_t encrypt_bootloader()
{
esp_err_t err;
uint32_t image_length;
/* Check for plaintext bootloader (verification will fail if it's already encrypted) */
if (esp_image_verify_bootloader(&image_length) == ESP_OK) {
ESP_LOGD(TAG, "bootloader is plaintext. Encrypting...");
err = esp_flash_encrypt_region(ESP_BOOTLOADER_OFFSET, image_length);
if (err != ESP_OK) {
ESP_LOGE(TAG, "Failed to encrypt bootloader in place: 0x%x", err);
return err;
}
if (esp_secure_boot_enabled()) {
/* If secure boot is enabled and bootloader was plaintext, also
need to encrypt secure boot IV+digest.
*/
ESP_LOGD(TAG, "Encrypting secure bootloader IV & digest...");
err = esp_flash_encrypt_region(FLASH_OFFS_SECURE_BOOT_IV_DIGEST,
FLASH_SECTOR_SIZE);
if (err != ESP_OK) {
ESP_LOGE(TAG, "Failed to encrypt bootloader IV & digest in place: 0x%x", err);
return err;
}
}
}
else {
ESP_LOGW(TAG, "no valid bootloader was found");
}
return ESP_OK;
}
static int httpd_sock_err(const char *ctx, int sockfd)
{
int errval;
int sock_err;
size_t sock_err_len = sizeof(sock_err);
if (getsockopt(sockfd, SOL_SOCKET, SO_ERROR, &sock_err, &sock_err_len) < 0) {
ESP_LOGE(TAG, LOG_FMT("error calling getsockopt : %d"), errno);
return HTTPD_SOCK_ERR_FAIL;
}
ESP_LOGW(TAG, LOG_FMT("error in %s : %d"), ctx, sock_err);
switch(sock_err) {
case EAGAIN:
case EINTR:
errval = HTTPD_SOCK_ERR_TIMEOUT;
break;
case EINVAL:
case EBADF:
case EFAULT:
case ENOTSOCK:
errval = HTTPD_SOCK_ERR_INVALID;
break;
default:
errval = HTTPD_SOCK_ERR_FAIL;
}
return errval;
}
/**
* The ESP-IDF provides a logging/debug mechanism where logging statements can be inserted
* into the code. At run time, the logging levels can be adjusted dynamically through
* a call to esp_log_level_set. This allows us to selectively switch on or off
* distinct log levels. Imagine a situation where you have no logging (normal status)
* and something isn't working as desired. Now what you can do is switch on all logging
* or a subset of logging through this JavaScript API.
*/
void jswrap_ESP32_setLogLevel(JsVar *jsTagToSet, JsVar *jsLogLevel) {
char tagToSetStr[20];
esp_log_level_t level;
ESP_LOGD(tag, ">> jswrap_ESP32_setLogLevel");
// TODO: Add guards for invalid parameters.
jsvGetString(jsTagToSet, tagToSetStr, sizeof(tagToSetStr));
// Examine the level string and see what kind of level it is.
if (jsvIsStringEqual(jsLogLevel, "verbose")) {
level = ESP_LOG_VERBOSE;
} else if (jsvIsStringEqual(jsLogLevel, "debug")) {
level = ESP_LOG_DEBUG;
} else if (jsvIsStringEqual(jsLogLevel, "info")) {
level = ESP_LOG_INFO;
} else if (jsvIsStringEqual(jsLogLevel, "warn")) {
level = ESP_LOG_WARN;
} else if (jsvIsStringEqual(jsLogLevel, "error")) {
level = ESP_LOG_ERROR;
} else if (jsvIsStringEqual(jsLogLevel, "none")) {
level = ESP_LOG_NONE;
} else {
ESP_LOGW(tag, "<< jswrap_ESP32_setLogLevel - Unknown log level");
return;
}
esp_log_level_set(tagToSetStr, level); // Call the ESP-IDF to set the log level for the given tag.
ESP_LOGD(tag, "<< jswrap_ESP32_setLogLevel");
return;
} // End of jswrap_ESP32_setLogLevel
int httpd_req_recv(httpd_req_t *r, char *buf, size_t buf_len)
{
if (r == NULL || buf == NULL) {
return HTTPD_SOCK_ERR_INVALID;
}
if (!httpd_valid_req(r)) {
ESP_LOGW(TAG, LOG_FMT("invalid request"));
return HTTPD_SOCK_ERR_INVALID;
}
struct httpd_req_aux *ra = r->aux;
ESP_LOGD(TAG, LOG_FMT("remaining length = %d"), ra->remaining_len);
if (buf_len > ra->remaining_len) {
buf_len = ra->remaining_len;
}
if (buf_len == 0) {
return buf_len;
}
int ret = httpd_recv(r, buf, buf_len);
if (ret < 0) {
ESP_LOGD(TAG, LOG_FMT("error in httpd_recv"));
return ret;
}
ra->remaining_len -= ret;
ESP_LOGD(TAG, LOG_FMT("received length = %d"), ret);
return ret;
}
/**
* @brief Notify phase callback which is called on each PPP internal state change
*
* @param pcb PPP control block
* @param phase Phase ID
* @param ctx Context of callback
*/
static void on_ppp_notify_phase(ppp_pcb *pcb, u8_t phase, void *ctx)
{
switch (phase) {
case PPP_PHASE_DEAD:
ESP_LOGD(MODEM_TAG, "Phase Dead");
break;
case PPP_PHASE_INITIALIZE:
ESP_LOGD(MODEM_TAG, "Phase Start");
break;
case PPP_PHASE_ESTABLISH:
ESP_LOGD(MODEM_TAG, "Phase Establish");
break;
case PPP_PHASE_AUTHENTICATE:
ESP_LOGD(MODEM_TAG, "Phase Authenticate");
break;
case PPP_PHASE_NETWORK:
ESP_LOGD(MODEM_TAG, "Phase Network");
break;
case PPP_PHASE_RUNNING:
ESP_LOGD(MODEM_TAG, "Phase Running");
break;
case PPP_PHASE_TERMINATE:
ESP_LOGD(MODEM_TAG, "Phase Terminate");
break;
case PPP_PHASE_DISCONNECT:
ESP_LOGD(MODEM_TAG, "Phase Disconnect");
break;
default:
ESP_LOGW(MODEM_TAG, "Phase Unknown: %d", phase);
break;
}
}
static esp_err_t slave_slchost_reg_write(sdmmc_card_t* card, uint32_t addr, uint32_t val)
{
if ((addr & DR_REG_SLCHOST_MASK) != DR_REG_SLCHOST_BASE) {
ESP_LOGW(TAG, "%s: invalid addr 0x%08x\n", __func__, addr);
return ESP_ERR_INVALID_ARG;
}
return sdmmc_io_write_bytes(card, 1, addr & (~DR_REG_SLCHOST_MASK), &val, sizeof(val));
}
static esp_err_t httpd_accept_conn(struct httpd_data *hd, int listen_fd)
{
/* If no space is available for new session, close the least recently used one */
if (hd->config.lru_purge_enable == true) {
if (!httpd_is_sess_available(hd)) {
/* Queue asynchronous closure of the least recently used session */
return httpd_sess_close_lru(hd);
/* Returning from this allowes the main server thread to process
* the queued asynchronous control message for closing LRU session.
* Since connection request hasn't been addressed yet using accept()
* therefore httpd_accept_conn() will be called again, but this time
* with space available for one session
*/
}
}
struct sockaddr_in addr_from;
socklen_t addr_from_len = sizeof(addr_from);
int new_fd = accept(listen_fd, (struct sockaddr *)&addr_from, &addr_from_len);
if (new_fd < 0) {
ESP_LOGW(TAG, LOG_FMT("error in accept (%d)"), errno);
return ESP_FAIL;
}
ESP_LOGD(TAG, LOG_FMT("newfd = %d"), new_fd);
struct timeval tv;
/* Set recv timeout of this fd as per config */
tv.tv_sec = hd->config.recv_wait_timeout;
tv.tv_usec = 0;
setsockopt(new_fd, SOL_SOCKET, SO_RCVTIMEO, (const char*)&tv, sizeof(tv));
/* Set send timeout of this fd as per config */
tv.tv_sec = hd->config.send_wait_timeout;
tv.tv_usec = 0;
setsockopt(new_fd, SOL_SOCKET, SO_SNDTIMEO, (const char*)&tv, sizeof(tv));
if (ESP_OK != httpd_sess_new(hd, new_fd)) {
ESP_LOGW(TAG, LOG_FMT("session creation failed"));
close(new_fd);
return ESP_FAIL;
}
ESP_LOGD(TAG, LOG_FMT("complete"));
return ESP_OK;
}
void MQTTCloseSession(MQTTClient *c)
{
ESP_LOGW(TAG, "mqtt close session");
c->ping_outstanding = 0;
c->isconnected = 0;
if (c->cleansession) {
MQTTCleanSession(c);
}
}
/**
* @brief UART Event Task Entry
*
* @param param task parameter
*/
static void uart_event_task_entry(void *param)
{
esp_modem_dte_t *esp_dte = (esp_modem_dte_t *)param;
uart_event_t event;
while (1) {
if (xQueueReceive(esp_dte->event_queue, &event, pdMS_TO_TICKS(100))) {
switch (event.type) {
case UART_DATA:
esp_handle_uart_data(esp_dte);
break;
case UART_FIFO_OVF:
ESP_LOGW(MODEM_TAG, "HW FIFO Overflow");
uart_flush_input(esp_dte->uart_port);
xQueueReset(esp_dte->event_queue);
break;
case UART_BUFFER_FULL:
ESP_LOGW(MODEM_TAG, "Ring Buffer Full");
uart_flush_input(esp_dte->uart_port);
xQueueReset(esp_dte->event_queue);
break;
case UART_BREAK:
ESP_LOGW(MODEM_TAG, "Rx Break");
break;
case UART_PARITY_ERR:
ESP_LOGE(MODEM_TAG, "Parity Error");
break;
case UART_FRAME_ERR:
ESP_LOGE(MODEM_TAG, "Frame Error");
break;
case UART_PATTERN_DET:
esp_handle_uart_pattern(esp_dte);
break;
default:
ESP_LOGW(MODEM_TAG, "unknown uart event type: %d", event.type);
break;
}
}
/* Drive the event loop */
esp_event_loop_run(esp_dte->event_loop_hdl, pdMS_TO_TICKS(50));
}
vTaskDelete(NULL);
}
esp_err_t sdmmc_init_mmc_read_ext_csd(sdmmc_card_t* card)
{
int card_type;
esp_err_t err = ESP_OK;
uint8_t* ext_csd = heap_caps_malloc(EXT_CSD_MMC_SIZE, MALLOC_CAP_DMA);
if (!ext_csd) {
ESP_LOGE(TAG, "%s: could not allocate ext_csd", __func__);
return ESP_ERR_NO_MEM;
}
uint32_t sectors = 0;
ESP_LOGD(TAG, "MMC version: %d", card->csd.mmc_ver);
if (card->csd.mmc_ver < MMC_CSD_MMCVER_4_0) {
err = ESP_ERR_NOT_SUPPORTED;
goto out;
}
/* read EXT_CSD */
err = sdmmc_mmc_send_ext_csd_data(card, ext_csd, EXT_CSD_MMC_SIZE);
if (err != ESP_OK) {
ESP_LOGE(TAG, "%s: send_ext_csd_data error 0x%x", __func__, err);
goto out;
}
card_type = ext_csd[EXT_CSD_CARD_TYPE];
card->is_ddr = 0;
if (card_type & EXT_CSD_CARD_TYPE_F_52M_1_8V) {
card->max_freq_khz = SDMMC_FREQ_52M;
if ((card->host.flags & SDMMC_HOST_FLAG_DDR) &&
card->host.max_freq_khz >= SDMMC_FREQ_26M &&
card->host.get_bus_width(card->host.slot) == 4) {
ESP_LOGD(TAG, "card and host support DDR mode");
card->is_ddr = 1;
}
} else if (card_type & EXT_CSD_CARD_TYPE_F_52M) {
card->max_freq_khz = SDMMC_FREQ_52M;
} else if (card_type & EXT_CSD_CARD_TYPE_F_26M) {
card->max_freq_khz = SDMMC_FREQ_26M;
} else {
ESP_LOGW(TAG, "%s: unknown CARD_TYPE 0x%x", __func__, card_type);
}
/* For MMC cards, use speed value from EXT_CSD */
card->csd.tr_speed = card->max_freq_khz * 1000;
ESP_LOGD(TAG, "MMC card type %d, max_freq_khz=%d, is_ddr=%d", card_type, card->max_freq_khz, card->is_ddr);
card->max_freq_khz = MIN(card->max_freq_khz, card->host.max_freq_khz);
if (card->host.flags & SDMMC_HOST_FLAG_8BIT) {
card->ext_csd.power_class = ext_csd[(card->max_freq_khz > SDMMC_FREQ_26M) ?
EXT_CSD_PWR_CL_52_360 : EXT_CSD_PWR_CL_26_360] >> 4;
card->log_bus_width = 3;
} else if (card->host.flags & SDMMC_HOST_FLAG_4BIT) {
int check_working_socket()
{
int ret;
#if EXAMPLE_ESP_TCP_MODE_SERVER
ESP_LOGD(TAG, "check server_socket");
ret = get_socket_error_code(server_socket);
if(ret != 0) {
ESP_LOGW(TAG, "server socket error %d %s", ret, strerror(ret));
}
if(ret == ECONNRESET)
return ret;
#endif
ESP_LOGD(TAG, "check connect_socket");
ret = get_socket_error_code(connect_socket);
if(ret != 0) {
ESP_LOGW(TAG, "connect socket error %d %s", ret, strerror(ret));
}
if(ret != 0)
return ret;
return 0;
}
int httpd_req_to_sockfd(httpd_req_t *r)
{
if (r == NULL) {
return -1;
}
if (!httpd_valid_req(r)) {
ESP_LOGW(TAG, LOG_FMT("invalid request"));
return -1;
}
struct httpd_req_aux *ra = r->aux;
return ra->sd->fd;
}
void bootloader_utility_load_boot_image(const bootloader_state_t *bs, int start_index)
{
int index = start_index;
esp_partition_pos_t part;
esp_image_metadata_t image_data;
if(start_index == TEST_APP_INDEX) {
if (try_load_partition(&bs->test, &image_data)) {
load_image(&image_data);
} else {
ESP_LOGE(TAG, "No bootable test partition in the partition table");
bootloader_reset();
}
}
/* work backwards from start_index, down to the factory app */
for(index = start_index; index >= FACTORY_INDEX; index--) {
part = index_to_partition(bs, index);
if (part.size == 0) {
continue;
}
ESP_LOGD(TAG, TRY_LOG_FORMAT, index, part.offset, part.size);
if (try_load_partition(&part, &image_data)) {
load_image(&image_data);
}
log_invalid_app_partition(index);
}
/* failing that work forwards from start_index, try valid OTA slots */
for(index = start_index + 1; index < bs->app_count; index++) {
part = index_to_partition(bs, index);
if (part.size == 0) {
continue;
}
ESP_LOGD(TAG, TRY_LOG_FORMAT, index, part.offset, part.size);
if (try_load_partition(&part, &image_data)) {
load_image(&image_data);
}
log_invalid_app_partition(index);
}
if (try_load_partition(&bs->test, &image_data)) {
ESP_LOGW(TAG, "Falling back to test app as only bootable partition");
load_image(&image_data);
}
ESP_LOGE(TAG, "No bootable app partitions in the partition table");
bzero(&image_data, sizeof(esp_image_metadata_t));
bootloader_reset();
}
static int ssl_write(esp_transport_handle_t t, const char *buffer, int len, int timeout_ms)
{
int poll, ret;
transport_ssl_t *ssl = esp_transport_get_context_data(t);
if ((poll = esp_transport_poll_write(t, timeout_ms)) <= 0) {
ESP_LOGW(TAG, "Poll timeout or error, errno=%s, fd=%d, timeout_ms=%d", strerror(errno), ssl->tls->sockfd, timeout_ms);
return poll;
}
ret = esp_tls_conn_write(ssl->tls, (const unsigned char *) buffer, len);
if (ret <= 0) {
ESP_LOGE(TAG, "esp_tls_conn_write error, errno=%s", strerror(errno));
}
return ret;
}
/*
Deallocates a mailbox. If there are messages still present in the
mailbox when the mailbox is deallocated, it is an indication of a
programming error in lwIP and the developer should be notified.
*/
void
sys_mbox_free(sys_mbox_t *mbox)
{
#define MAX_POLL_CNT 100
#define PER_POLL_DELAY 20
uint16_t count = 0;
bool post_null = true;
LWIP_DEBUGF(ESP_THREAD_SAFE_DEBUG, ("sys_mbox_free: set alive false\n"));
(*mbox)->alive = false;
while ( count++ < MAX_POLL_CNT ){ //ESP32_WORKAROUND
LWIP_DEBUGF(ESP_THREAD_SAFE_DEBUG, ("sys_mbox_free:try lock=%d\n", count));
if (!sys_mutex_trylock( &(*mbox)->lock )){
LWIP_DEBUGF(ESP_THREAD_SAFE_DEBUG, ("sys_mbox_free:get lock ok %d\n", count));
sys_mutex_unlock( &(*mbox)->lock );
break;
}
if (post_null){
LWIP_DEBUGF(ESP_THREAD_SAFE_DEBUG, ("sys_mbox_free: post null to mbox\n"));
if (sys_mbox_trypost( mbox, NULL) != ERR_OK){
ESP_STATS_DROP_INC(esp.free_mbox_post_fail);
LWIP_DEBUGF(ESP_THREAD_SAFE_DEBUG, ("sys_mbox_free: post null mbox fail\n"));
} else {
post_null = false;
LWIP_DEBUGF(ESP_THREAD_SAFE_DEBUG, ("sys_mbox_free: post null mbox ok\n"));
}
}
if (count == (MAX_POLL_CNT-1)){
ESP_LOGW(TAG, "WARNING: mbox %p had a consumer who never unblocked. Leaking!\n", (*mbox)->os_mbox);
}
sys_delay_ms(PER_POLL_DELAY);
}
LWIP_DEBUGF(ESP_THREAD_SAFE_DEBUG, ("sys_mbox_free:free mbox\n"));
if (uxQueueMessagesWaiting((*mbox)->os_mbox)) {
xQueueReset((*mbox)->os_mbox);
/* Line for breakpoint. Should never break here! */
__asm__ volatile ("nop");
}
static esp_err_t slave_slc_reg_read(sdmmc_card_t* card, uint32_t addr, uint32_t* val)
{
if ((addr & DR_REG_SLC_MASK) != DR_REG_SLC_BASE) {
ESP_LOGW(TAG, "%s: invalid addr 0x%08x\n", __func__, addr);
return ESP_ERR_INVALID_ARG;
}
uint32_t word = (addr - DR_REG_SLC_BASE) / 4;
if (word > INT8_MAX) {
return ESP_ERR_INVALID_ARG;
}
uint32_t window_command = word | (SLC_WIN_CMD_READ << SLC_WIN_CMD_S);
esp_err_t err = slave_slchost_reg_write(card, SLCHOST_WIN_CMD, window_command);
if (err != ESP_OK) {
return err;
}
return slave_slchost_reg_read(card, SLCHOST_STATE_W0, val);
}
/**
* @brief Create a %BLE Service.
*
* With a %BLE server, we can host one or more services. Invoking this function causes the creation of a definition
* of a new service. Every service must have a unique UUID.
* @param [in] uuid The UUID of the new service.
* @param [in] numHandles The maximum number of handles associated with this service.
* @param [in] inst_id With multiple services with the same UUID we need to provide inst_id value different for each service.
* @return A reference to the new service object.
*/
BLEService* BLEServer::createService(BLEUUID uuid, uint32_t numHandles, uint8_t inst_id) {
ESP_LOGD(LOG_TAG, ">> createService - %s", uuid.toString().c_str());
m_semaphoreCreateEvt.take("createService");
// Check that a service with the supplied UUID does not already exist.
if (m_serviceMap.getByUUID(uuid) != nullptr) {
ESP_LOGW(LOG_TAG, "<< Attempt to create a new service with uuid %s but a service with that UUID already exists.",
uuid.toString().c_str());
}
BLEService* pService = new BLEService(uuid, numHandles);
pService->m_instId = inst_id;
m_serviceMap.setByUUID(uuid, pService); // Save a reference to this service being on this server.
pService->executeCreate(this); // Perform the API calls to actually create the service.
m_semaphoreCreateEvt.wait("createService");
ESP_LOGD(LOG_TAG, "<< createService");
return pService;
} // createService
void esp_phy_load_cal_and_init(void)
{
esp_phy_calibration_data_t* cal_data =
(esp_phy_calibration_data_t*) calloc(sizeof(esp_phy_calibration_data_t), 1);
if (cal_data == NULL) {
ESP_LOGE(TAG, "failed to allocate memory for RF calibration data");
abort();
}
const esp_phy_init_data_t* init_data = esp_phy_get_init_data();
if (init_data == NULL) {
ESP_LOGE(TAG, "failed to obtain PHY init data");
abort();
}
#ifdef CONFIG_ESP32_PHY_CALIBRATION_AND_DATA_STORAGE
esp_phy_calibration_mode_t calibration_mode = PHY_RF_CAL_PARTIAL;
if (rtc_get_reset_reason(0) == DEEPSLEEP_RESET) {
calibration_mode = PHY_RF_CAL_NONE;
}
esp_err_t err = esp_phy_load_cal_data_from_nvs(cal_data);
if (err != ESP_OK) {
ESP_LOGW(TAG, "failed to load RF calibration data (0x%x), falling back to full calibration", err);
calibration_mode = PHY_RF_CAL_FULL;
}
esp_phy_rf_init(init_data, calibration_mode, cal_data);
if (calibration_mode != PHY_RF_CAL_NONE && err != ESP_OK) {
err = esp_phy_store_cal_data_to_nvs(cal_data);
} else {
err = ESP_OK;
}
#else
esp_phy_rf_init(init_data, PHY_RF_CAL_FULL, cal_data);
#endif
esp_phy_release_init_data(init_data);
free(cal_data); // PHY maintains a copy of calibration data, so we can free this
}
static void spp_task_task_handler(void *arg)
{
spp_task_msg_t msg;
for (;;) {
if (pdTRUE == xQueueReceive(spp_task_task_queue, &msg, (portTickType)portMAX_DELAY)) {
ESP_LOGD(SPP_TASK_TAG, "%s, sig 0x%x, 0x%x", __func__, msg.sig, msg.event);
switch (msg.sig) {
case SPP_TASK_SIG_WORK_DISPATCH:
spp_task_work_dispatched(&msg);
break;
default:
ESP_LOGW(SPP_TASK_TAG, "%s, unhandled sig: %d", __func__, msg.sig);
break;
}
if (msg.param) {
free(msg.param);
}
}
}
}
/**
* @brief Configure ES8388 ADC and DAC volume. Basicly you can consider this as ADC and DAC gain
*
* @param mode: set ADC or DAC or all
* @param volume: -96 ~ 0 for example Es8388SetAdcDacVolume(ES_MODULE_ADC, 30, 6); means set ADC volume -30.5db
* @param dot: whether include 0.5. for example Es8388SetAdcDacVolume(ES_MODULE_ADC, 30, 4); means set ADC volume -30db
*
* @return
* - (-1) Parameter error
* - (0) Success
*/
static int es8388_set_adc_dac_volume(int mode, int volume, int dot)
{
int res = 0;
if ( volume < -96 || volume > 0 ) {
ESP_LOGW(ES_TAG, "Warning: volume < -96! or > 0!\n");
if (volume < -96)
volume = -96;
else
volume = 0;
}
dot = (dot >= 5 ? 1 : 0);
volume = (-volume << 1) + dot;
if (mode == ES_MODULE_ADC || mode == ES_MODULE_ADC_DAC) {
res |= es_write_reg(ES8388_ADDR, ES8388_ADCCONTROL8, volume);
res |= es_write_reg(ES8388_ADDR, ES8388_ADCCONTROL9, volume); //ADC Right Volume=0db
}
if (mode == ES_MODULE_DAC || mode == ES_MODULE_ADC_DAC) {
res |= es_write_reg(ES8388_ADDR, ES8388_DACCONTROL5, volume);
res |= es_write_reg(ES8388_ADDR, ES8388_DACCONTROL4, volume);
}
return res;
}
/**
* @brief GPS Event Handler
*
* @param event_handler_arg handler specific arguments
* @param event_base event base, here is fixed to ESP_NMEA_EVENT
* @param event_id event id
* @param event_data event specific arguments
*/
static void gps_event_handler(void *event_handler_arg, esp_event_base_t event_base, int32_t event_id, void *event_data)
{
gps_t *gps = NULL;
switch (event_id) {
case GPS_UPDATE:
gps = (gps_t *)event_data;
/* print information parsed from GPS statements */
ESP_LOGI(TAG, "%d/%d/%d %d:%d:%d => \r\n"
"\t\t\t\t\t\tlatitude = %.05f°N\r\n"
"\t\t\t\t\t\tlongtitude = %.05f°E\r\n"
"\t\t\t\t\t\taltitude = %.02fm\r\n"
"\t\t\t\t\t\tspeed = %fm/s",
gps->date.year + YEAR_BASE, gps->date.month, gps->date.day,
gps->tim.hour + TIME_ZONE, gps->tim.minute, gps->tim.second,
gps->latitude, gps->longitude, gps->altitude, gps->speed);
break;
case GPS_UNKNOWN:
/* print unknown statements */
ESP_LOGW(TAG, "Unknown statement:%s", (char *)event_data);
break;
default:
break;
}
}
esp_err_t esp_vfs_fat_spiflash_mount(const char* base_path,
const char* partition_label,
const esp_vfs_fat_mount_config_t* mount_config,
wl_handle_t* wl_handle)
{
esp_err_t result = ESP_OK;
const size_t workbuf_size = 4096;
void *workbuf = NULL;
esp_partition_subtype_t subtype = partition_label ?
ESP_PARTITION_SUBTYPE_ANY : ESP_PARTITION_SUBTYPE_DATA_FAT;
const esp_partition_t *data_partition = esp_partition_find_first(ESP_PARTITION_TYPE_DATA,
subtype, partition_label);
if (data_partition == NULL) {
ESP_LOGE(TAG, "Failed to find FATFS partition (type='data', subtype='fat', partition_label='%s'). Check the partition table.", partition_label);
return ESP_ERR_NOT_FOUND;
}
result = wl_mount(data_partition, wl_handle);
if (result != ESP_OK) {
ESP_LOGE(TAG, "failed to mount wear levelling layer. result = %i", result);
return result;
}
// connect driver to FATFS
BYTE pdrv = 0xFF;
if (ff_diskio_get_drive(&pdrv) != ESP_OK) {
ESP_LOGD(TAG, "the maximum count of volumes is already mounted");
return ESP_ERR_NO_MEM;
}
ESP_LOGD(TAG, "using pdrv=%i", pdrv);
char drv[3] = {(char)('0' + pdrv), ':', 0};
result = ff_diskio_register_wl_partition(pdrv, *wl_handle);
if (result != ESP_OK) {
ESP_LOGE(TAG, "ff_diskio_register_wl_partition failed pdrv=%i, error - 0x(%x)", pdrv, result);
goto fail;
}
FATFS *fs;
result = esp_vfs_fat_register(base_path, drv, mount_config->max_files, &fs);
if (result == ESP_ERR_INVALID_STATE) {
// it's okay, already registered with VFS
} else if (result != ESP_OK) {
ESP_LOGD(TAG, "esp_vfs_fat_register failed 0x(%x)", result);
goto fail;
}
// Try to mount partition
FRESULT fresult = f_mount(fs, drv, 1);
if (fresult != FR_OK) {
ESP_LOGW(TAG, "f_mount failed (%d)", fresult);
if (!(fresult == FR_NO_FILESYSTEM && mount_config->format_if_mount_failed)) {
result = ESP_FAIL;
goto fail;
}
workbuf = malloc(workbuf_size);
ESP_LOGI(TAG, "Formatting FATFS partition");
fresult = f_mkfs(drv, FM_ANY | FM_SFD, workbuf_size, workbuf, workbuf_size);
if (fresult != FR_OK) {
result = ESP_FAIL;
ESP_LOGE(TAG, "f_mkfs failed (%d)", fresult);
goto fail;
}
free(workbuf);
workbuf = NULL;
ESP_LOGI(TAG, "Mounting again");
fresult = f_mount(fs, drv, 0);
if (fresult != FR_OK) {
result = ESP_FAIL;
ESP_LOGE(TAG, "f_mount failed after formatting (%d)", fresult);
goto fail;
}
}
return ESP_OK;
fail:
free(workbuf);
esp_vfs_fat_unregister_path(base_path);
ff_diskio_unregister(pdrv);
return result;
}
static void udp_conn(void *pvParameters) {
ESP_LOGI(TAG, "task udp_conn start... \n\r");
//等待是否已经成功连接到路由器的标志位
xEventGroupWaitBits(udp_event_group, WIFI_CONNECTED_BIT, false, true,
portMAX_DELAY);
ESP_LOGI(TAG,
"esp32 is ready !!! create udp client or connect servece after 5s... \n\r");
vTaskDelay(5000 / portTICK_RATE_MS);
//创建客户端并且检查是否创建成功
#if Server_Station_Option
ESP_LOGI(TAG, "Now Let us create udp server ... \n\r");
if (create_udp_server() == ESP_FAIL) {
ESP_LOGI(TAG, " server create socket error , stop !!! \n\r");
vTaskDelete(NULL);
} else {
ESP_LOGI(TAG, "server create socket Succeed !!! \n\r");
}
#else
ESP_LOGI(TAG, "Now Let us create udp client ... \n\r");
if (create_udp_client() == ESP_FAIL) {
ESP_LOGI(TAG, "client create socket error , stop !!! \n\r");
vTaskDelete(NULL);
} else {
ESP_LOGI(TAG, "client create socket Succeed !!! \n\r");
}
#endif
//创建一个发送和接收数据的任务
TaskHandle_t tx_rx_task;
xTaskCreate(&send_recv_data, "send_recv_data", 4096, NULL, 4, &tx_rx_task);
//等待 UDP连接成功标志位
xEventGroupWaitBits(udp_event_group, UDP_CONNCETED_SUCCESS, false, true,
portMAX_DELAY);
int bps;
char sendBuff[1024] = "hello xuhong,I am from Esp32 ...";
while (1) {
total_data = 0;
vTaskDelay(3000 / portTICK_RATE_MS);
//时隔三秒发送一次数据
#if !Server_Station_Option
send_Buff_with_UDP(sendBuff, 1024);
#endif
bps = total_data / 3;
if (total_data <= 0) {
int err_ret = check_connected_socket();
if (err_ret == -1) {
ESP_LOGW(TAG,
"udp send & recv stop !!! will close socket ... \n\r");
close_socket();
break;
}
}
ESP_LOGI(TAG, "udp recv %d byte per sec! total pack: %d \n\r", bps,
success_pack);
}
vTaskDelete(tx_rx_task);
vTaskDelete(NULL);
}
static void https_get_task(void *pvParameters)
{
char buf[512];
int ret, flags, len;
mbedtls_entropy_context entropy;
mbedtls_ctr_drbg_context ctr_drbg;
mbedtls_ssl_context ssl;
mbedtls_x509_crt cacert;
mbedtls_ssl_config conf;
mbedtls_net_context server_fd;
mbedtls_ssl_init(&ssl);
mbedtls_x509_crt_init(&cacert);
mbedtls_ctr_drbg_init(&ctr_drbg);
ESP_LOGI(TAG, "Seeding the random number generator");
mbedtls_ssl_config_init(&conf);
mbedtls_entropy_init(&entropy);
if((ret = mbedtls_ctr_drbg_seed(&ctr_drbg, mbedtls_entropy_func, &entropy,
NULL, 0)) != 0)
{
ESP_LOGE(TAG, "mbedtls_ctr_drbg_seed returned %d", ret);
abort();
}
ESP_LOGI(TAG, "Loading the CA root certificate...");
ret = mbedtls_x509_crt_parse(&cacert, server_root_cert_pem_start,
server_root_cert_pem_end-server_root_cert_pem_start);
if(ret < 0)
{
ESP_LOGE(TAG, "mbedtls_x509_crt_parse returned -0x%x\n\n", -ret);
abort();
}
ESP_LOGI(TAG, "Setting hostname for TLS session...");
/* Hostname set here should match CN in server certificate */
if((ret = mbedtls_ssl_set_hostname(&ssl, WEB_SERVER)) != 0)
{
ESP_LOGE(TAG, "mbedtls_ssl_set_hostname returned -0x%x", -ret);
abort();
}
ESP_LOGI(TAG, "Setting up the SSL/TLS structure...");
if((ret = mbedtls_ssl_config_defaults(&conf,
MBEDTLS_SSL_IS_CLIENT,
MBEDTLS_SSL_TRANSPORT_STREAM,
MBEDTLS_SSL_PRESET_DEFAULT)) != 0)
{
ESP_LOGE(TAG, "mbedtls_ssl_config_defaults returned %d", ret);
goto exit;
}
/* MBEDTLS_SSL_VERIFY_OPTIONAL is bad for security, in this example it will print
a warning if CA verification fails but it will continue to connect.
You should consider using MBEDTLS_SSL_VERIFY_REQUIRED in your own code.
*/
mbedtls_ssl_conf_authmode(&conf, MBEDTLS_SSL_VERIFY_OPTIONAL);
mbedtls_ssl_conf_ca_chain(&conf, &cacert, NULL);
mbedtls_ssl_conf_rng(&conf, mbedtls_ctr_drbg_random, &ctr_drbg);
#ifdef CONFIG_MBEDTLS_DEBUG
mbedtls_esp_enable_debug_log(&conf, 4);
#endif
if ((ret = mbedtls_ssl_setup(&ssl, &conf)) != 0)
{
ESP_LOGE(TAG, "mbedtls_ssl_setup returned -0x%x\n\n", -ret);
goto exit;
}
while(1) {
/* Wait for the callback to set the CONNECTED_BIT in the
event group.
*/
xEventGroupWaitBits(wifi_event_group, CONNECTED_BIT,
false, true, portMAX_DELAY);
ESP_LOGI(TAG, "Connected to AP");
mbedtls_net_init(&server_fd);
ESP_LOGI(TAG, "Connecting to %s:%s...", WEB_SERVER, WEB_PORT);
if ((ret = mbedtls_net_connect(&server_fd, WEB_SERVER,
WEB_PORT, MBEDTLS_NET_PROTO_TCP)) != 0)
{
ESP_LOGE(TAG, "mbedtls_net_connect returned -%x", -ret);
goto exit;
}
ESP_LOGI(TAG, "Connected.");
mbedtls_ssl_set_bio(&ssl, &server_fd, mbedtls_net_send, mbedtls_net_recv, NULL);
ESP_LOGI(TAG, "Performing the SSL/TLS handshake...");
while ((ret = mbedtls_ssl_handshake(&ssl)) != 0)
{
if (ret != MBEDTLS_ERR_SSL_WANT_READ && ret != MBEDTLS_ERR_SSL_WANT_WRITE)
{
ESP_LOGE(TAG, "mbedtls_ssl_handshake returned -0x%x", -ret);
goto exit;
}
}
ESP_LOGI(TAG, "Verifying peer X.509 certificate...");
if ((flags = mbedtls_ssl_get_verify_result(&ssl)) != 0)
{
/* In real life, we probably want to close connection if ret != 0 */
ESP_LOGW(TAG, "Failed to verify peer certificate!");
bzero(buf, sizeof(buf));
mbedtls_x509_crt_verify_info(buf, sizeof(buf), " ! ", flags);
ESP_LOGW(TAG, "verification info: %s", buf);
}
else {
ESP_LOGI(TAG, "Certificate verified.");
}
ESP_LOGI(TAG, "Cipher suite is %s", mbedtls_ssl_get_ciphersuite(&ssl));
ESP_LOGI(TAG, "Writing HTTP request...");
size_t written_bytes = 0;
do {
ret = mbedtls_ssl_write(&ssl,
(const unsigned char *)REQUEST + written_bytes,
strlen(REQUEST) - written_bytes);
if (ret >= 0) {
ESP_LOGI(TAG, "%d bytes written", ret);
written_bytes += ret;
} else if (ret != MBEDTLS_ERR_SSL_WANT_WRITE && ret != MBEDTLS_ERR_SSL_WANT_READ) {
ESP_LOGE(TAG, "mbedtls_ssl_write returned -0x%x", -ret);
goto exit;
}
} while(written_bytes < strlen(REQUEST));
ESP_LOGI(TAG, "Reading HTTP response...");
do
{
len = sizeof(buf) - 1;
bzero(buf, sizeof(buf));
ret = mbedtls_ssl_read(&ssl, (unsigned char *)buf, len);
if(ret == MBEDTLS_ERR_SSL_WANT_READ || ret == MBEDTLS_ERR_SSL_WANT_WRITE)
continue;
if(ret == MBEDTLS_ERR_SSL_PEER_CLOSE_NOTIFY) {
ret = 0;
break;
}
if(ret < 0)
{
ESP_LOGE(TAG, "mbedtls_ssl_read returned -0x%x", -ret);
break;
}
if(ret == 0)
{
ESP_LOGI(TAG, "connection closed");
break;
}
len = ret;
ESP_LOGD(TAG, "%d bytes read", len);
/* Print response directly to stdout as it is read */
for(int i = 0; i < len; i++) {
putchar(buf[i]);
}
} while(1);
mbedtls_ssl_close_notify(&ssl);
exit:
mbedtls_ssl_session_reset(&ssl);
mbedtls_net_free(&server_fd);
if(ret != 0)
{
mbedtls_strerror(ret, buf, 100);
ESP_LOGE(TAG, "Last error was: -0x%x - %s", -ret, buf);
}
putchar('\n'); // JSON output doesn't have a newline at end
static int request_count;
ESP_LOGI(TAG, "Completed %d requests", ++request_count);
for(int countdown = 10; countdown >= 0; countdown--) {
ESP_LOGI(TAG, "%d...", countdown);
vTaskDelay(1000 / portTICK_PERIOD_MS);
}
ESP_LOGI(TAG, "Starting again!");
}
}
esp_err_t esp_read_mac(uint8_t* mac, esp_mac_type_t type)
{
uint8_t efuse_mac[6];
if (mac == NULL) {
ESP_LOGE(TAG, "mac address param is NULL");
return ESP_ERR_INVALID_ARG;
}
if (type < ESP_MAC_WIFI_STA || type > ESP_MAC_ETH) {
ESP_LOGE(TAG, "mac type is incorrect");
return ESP_ERR_INVALID_ARG;
}
_Static_assert(UNIVERSAL_MAC_ADDR_NUM == FOUR_UNIVERSAL_MAC_ADDR \
|| UNIVERSAL_MAC_ADDR_NUM == TWO_UNIVERSAL_MAC_ADDR, \
"incorrect NUM_MAC_ADDRESS_FROM_EFUSE value");
if (esp_base_mac_addr_get(efuse_mac) != ESP_OK) {
esp_efuse_mac_get_default(efuse_mac);
}
switch (type) {
case ESP_MAC_WIFI_STA:
memcpy(mac, efuse_mac, 6);
break;
case ESP_MAC_WIFI_SOFTAP:
if (UNIVERSAL_MAC_ADDR_NUM == FOUR_UNIVERSAL_MAC_ADDR) {
memcpy(mac, efuse_mac, 6);
mac[5] += 1;
}
else if (UNIVERSAL_MAC_ADDR_NUM == TWO_UNIVERSAL_MAC_ADDR) {
esp_derive_local_mac(mac, efuse_mac);
}
break;
case ESP_MAC_BT:
memcpy(mac, efuse_mac, 6);
if (UNIVERSAL_MAC_ADDR_NUM == FOUR_UNIVERSAL_MAC_ADDR) {
mac[5] += 2;
}
else if (UNIVERSAL_MAC_ADDR_NUM == TWO_UNIVERSAL_MAC_ADDR) {
mac[5] += 1;
}
break;
case ESP_MAC_ETH:
if (UNIVERSAL_MAC_ADDR_NUM == FOUR_UNIVERSAL_MAC_ADDR) {
memcpy(mac, efuse_mac, 6);
mac[5] += 3;
}
else if (UNIVERSAL_MAC_ADDR_NUM == TWO_UNIVERSAL_MAC_ADDR) {
efuse_mac[5] += 1;
esp_derive_local_mac(mac, efuse_mac);
}
break;
default:
ESP_LOGW(TAG, "incorrect mac type");
break;
}
return ESP_OK;
}
static esp_err_t esp_spiffs_init(const esp_vfs_spiffs_conf_t* conf)
{
int index;
//find if such partition is already mounted
if (esp_spiffs_by_label(conf->partition_label, &index) == ESP_OK) {
return ESP_ERR_INVALID_STATE;
}
if (esp_spiffs_get_empty(&index) != ESP_OK) {
ESP_LOGE(TAG, "max mounted partitions reached");
return ESP_ERR_INVALID_STATE;
}
esp_partition_subtype_t subtype = conf->partition_label ?
ESP_PARTITION_SUBTYPE_ANY : ESP_PARTITION_SUBTYPE_DATA_SPIFFS;
const esp_partition_t* partition = esp_partition_find_first(ESP_PARTITION_TYPE_DATA,
subtype, conf->partition_label);
if (!partition) {
ESP_LOGE(TAG, "spiffs partition could not be found");
return ESP_ERR_NOT_FOUND;
}
if (partition->encrypted) {
ESP_LOGE(TAG, "spiffs can not run on encrypted partition");
return ESP_ERR_INVALID_STATE;
}
esp_spiffs_t * efs = malloc(sizeof(esp_spiffs_t));
if (efs == NULL) {
ESP_LOGE(TAG, "esp_spiffs could not be malloced");
return ESP_ERR_NO_MEM;
}
memset(efs, 0, sizeof(esp_spiffs_t));
efs->cfg.hal_erase_f = spiffs_api_erase;
efs->cfg.hal_read_f = spiffs_api_read;
efs->cfg.hal_write_f = spiffs_api_write;
efs->cfg.log_block_size = g_rom_flashchip.sector_size;
efs->cfg.log_page_size = g_rom_flashchip.page_size;
efs->cfg.phys_addr = 0;
efs->cfg.phys_erase_block = g_rom_flashchip.sector_size;
efs->cfg.phys_size = partition->size;
efs->by_label = conf->partition_label != NULL;
efs->lock = xSemaphoreCreateMutex();
if (efs->lock == NULL) {
ESP_LOGE(TAG, "mutex lock could not be created");
esp_spiffs_free(&efs);
return ESP_ERR_NO_MEM;
}
efs->fds_sz = conf->max_files * sizeof(spiffs_fd);
efs->fds = malloc(efs->fds_sz);
if (efs->fds == NULL) {
ESP_LOGE(TAG, "fd buffer could not be malloced");
esp_spiffs_free(&efs);
return ESP_ERR_NO_MEM;
}
memset(efs->fds, 0, efs->fds_sz);
#if SPIFFS_CACHE
efs->cache_sz = sizeof(spiffs_cache) + conf->max_files * (sizeof(spiffs_cache_page)
+ efs->cfg.log_page_size);
efs->cache = malloc(efs->cache_sz);
if (efs->cache == NULL) {
ESP_LOGE(TAG, "cache buffer could not be malloced");
esp_spiffs_free(&efs);
return ESP_ERR_NO_MEM;
}
memset(efs->cache, 0, efs->cache_sz);
#endif
const uint32_t work_sz = efs->cfg.log_page_size * 2;
efs->work = malloc(work_sz);
if (efs->work == NULL) {
ESP_LOGE(TAG, "work buffer could not be malloced");
esp_spiffs_free(&efs);
return ESP_ERR_NO_MEM;
}
memset(efs->work, 0, work_sz);
efs->fs = malloc(sizeof(spiffs));
if (efs->fs == NULL) {
ESP_LOGE(TAG, "spiffs could not be malloced");
esp_spiffs_free(&efs);
return ESP_ERR_NO_MEM;
}
memset(efs->fs, 0, sizeof(spiffs));
efs->fs->user_data = (void *)efs;
efs->partition = partition;
s32_t res = SPIFFS_mount(efs->fs, &efs->cfg, efs->work, efs->fds, efs->fds_sz,
efs->cache, efs->cache_sz, spiffs_api_check);
if (conf->format_if_mount_failed && res != SPIFFS_OK) {
ESP_LOGW(TAG, "mount failed, %i. formatting...", SPIFFS_errno(efs->fs));
SPIFFS_clearerr(efs->fs);
res = SPIFFS_format(efs->fs);
if (res != SPIFFS_OK) {
ESP_LOGE(TAG, "format failed, %i", SPIFFS_errno(efs->fs));
SPIFFS_clearerr(efs->fs);
esp_spiffs_free(&efs);
return ESP_FAIL;
}
res = SPIFFS_mount(efs->fs, &efs->cfg, efs->work, efs->fds, efs->fds_sz,
efs->cache, efs->cache_sz, spiffs_api_check);
}
if (res != SPIFFS_OK) {
ESP_LOGE(TAG, "mount failed, %i", SPIFFS_errno(efs->fs));
SPIFFS_clearerr(efs->fs);
esp_spiffs_free(&efs);
return ESP_FAIL;
}
_efs[index] = efs;
return ESP_OK;
}