storage.h

#ifndef IOTEX_STORAGE_H
#define IOTEX_STORAGE_H
 
#include "IoTeXConstants.h"
#include "IoTeXResultCodes.h"
#include "stddef.h"
#include "stdint.h"
 
namespace iotex
{
class Storage
{
  public:
    // NOTE:
    // Store a byte array at storageId, or read a byte array from storageId
    // Storage id is either a path (c string pointer) or an EEPROM offset
    // (uint32_t pointer) For OS implementations, paths are used, so a pointer to
    // a path (c string pointer) is expected as storageId For Arduino, EEPROM is
    // used, so a pointer to an EEPROM offset (uint32_t pointer) is expected as
    // storageId
 
    virtual ResultCode savePrivateKey(void* storageId,
                                      const uint8_t privateKey[IOTEX_PRIVATE_KEY_SIZE]);
 
    virtual ResultCode readPrivateKey(void* storageId, uint8_t privateKey[IOTEX_PRIVATE_KEY_SIZE]);
 
  private:
    static bool _init;
    static void Initialize();
};
} // namespace iotex
 
// Declare global object
extern iotex::Storage storage;
 
#endif