preferences.h

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#pragma once
#ifdef USE_ESP32
 
#include "esphome/core/preference_backend.h"
 
namespace esphome::esp32 {
 
struct NVSData;
 
class ESP32Preferences final : public PreferencesMixin<ESP32Preferences> {
 public:
  using PreferencesMixin<ESP32Preferences>::make_preference;
  void open();
  ESPPreferenceObject make_preference(size_t length, uint32_t type, bool in_flash) {
    return this->make_preference(length, type);
  }
  ESPPreferenceObject make_preference(size_t length, uint32_t type);
  bool sync();
  bool reset();
 
  uint32_t nvs_handle;
 
 protected:
  bool is_changed_(uint32_t nvs_handle, const NVSData &to_save, const char *key_str);
};
 
void setup_preferences();
 
}  // namespace esphome::esp32
 
DECLARE_PREFERENCE_ALIASES(esphome::esp32::ESP32Preferences)
 
#endif  // USE_ESP32