99 lines
2.3 KiB
C++
99 lines
2.3 KiB
C++
/// © MiroZ 2024
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#include <nvs_flash.h>
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#include <nvs.h>
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#include <esp_partition.h>
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#include <esp_log.h>
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#include "Settings.h"
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#include "errors.h"
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#include <string.h>
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#include <esp_netif.h>
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static const char *TAG = "Settings";
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Settings & Settings::getInstance()
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{
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static Settings instance;
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return instance;
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}
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Settings::Settings()
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{
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ESP_LOGI(TAG, "Starting settings...");
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loadData();
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if(m_data.version != SETTINGS_VERSION)
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setDefaults();
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}
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uint32_t Settings::loadData()
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{
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esp_err_t err = nvs_flash_init();
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if (err == ESP_ERR_NVS_NO_FREE_PAGES || err == ESP_ERR_NVS_NEW_VERSION_FOUND)
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{
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// NVS partition was truncated and needs to be erased
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// Retry nvs_flash_init
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ESP_ERROR_CHECK(nvs_flash_erase());
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ESP_ERROR_CHECK(nvs_flash_init());
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}
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nvs_handle handle;
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ESP_ERROR_CHECK(nvs_open(m_namespace, NVS_READWRITE, &handle));
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size_t key_size = 0;
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err = nvs_get_blob(handle, m_dataname, NULL, &key_size);
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if(err != ESP_OK && err != ESP_ERR_NVS_NOT_FOUND)
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{
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ESP_LOGE(TAG, "Unable to read NVS key: (%d) %s", err, esp_err_to_name(err));
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abort();
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}
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if(key_size != sizeof(m_data))
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{
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ESP_LOGI(TAG, "Stored len (%d) doesn't match expected (%d), using default settings",
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key_size, sizeof(m_data));
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setDefaults();
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ESP_ERROR_CHECK(nvs_set_blob(handle, m_dataname, &m_data, sizeof(m_data)));
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}
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else
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{
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ESP_LOGI(TAG, "reading blob");
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ESP_ERROR_CHECK(nvs_get_blob(handle, m_dataname, &m_data, &key_size));
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}
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nvs_close(handle);
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return WH_OK;
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}
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uint32_t Settings::saveData()
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{
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nvs_handle handle;
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ESP_ERROR_CHECK(nvs_open(m_namespace, NVS_READWRITE, &handle));
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ESP_ERROR_CHECK(nvs_set_blob(handle, m_dataname, &m_data, sizeof(m_data)));
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nvs_close(handle);
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return WH_OK;
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}
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void Settings::setDefaults()
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{
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ESP_LOGI(TAG, "Setting defaults");
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memset(&m_data, 0, sizeof(m_data));
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m_data.version = SETTINGS_VERSION;
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m_data.led.brightness = 25; // 25 %
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m_data.wifi.subnet_mask = PP_HTONL(LWIP_MAKEU32(255, 255, 255, 0));
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m_data.wifi.dns_primary = PP_HTONL(LWIP_MAKEU32(8, 8, 8, 8));
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m_data.wifi.dns_secondary = PP_HTONL(LWIP_MAKEU32(8, 8, 4, 4));
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// strcpy(m_data.wifi.entry[0].ssid, "gumball");
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// strcpy(m_data.wifi.entry[0].pwd, "mikelemembe");
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// strcpy(m_data.wifi.entry[1].ssid, "miro");
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// strcpy(m_data.wifi.entry[1].pwd, "mikelemembe");
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// m_data.wifi.num = 2;
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// m_data.wifi.selected = 0xff;
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} |