esp-idf/components/wear_levelling/private_include/Flash_Access.h

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/*
* SPDX-FileCopyrightText: 2015-2022 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef _Flash_Access_H_
#define _Flash_Access_H_
#include "esp_err.h"
/**
* @brief Universal flash access interface class
*
*/
class Flash_Access
{
public:
virtual size_t chip_size() = 0;
virtual esp_err_t erase_sector(size_t sector) = 0;
virtual esp_err_t erase_range(size_t start_address, size_t size) = 0;
virtual esp_err_t write(size_t dest_addr, const void *src, size_t size) = 0;
virtual esp_err_t read(size_t src_addr, void *dest, size_t size) = 0;
virtual size_t sector_size() = 0;
virtual esp_err_t flush()
{
return ESP_OK;
};
virtual ~Flash_Access() {};
};
#endif // _Flash_Access_H_