trezor-firmware/core/embed/ble_bootloader/dfu/nrf_dfu_ver_validation.h

/**
 * Copyright (c) 2017 - 2021, Nordic Semiconductor ASA
 *
 * All rights reserved.
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 *    list of conditions and the following disclaimer.
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 * 2. Redistributions in binary form, except as embedded into a Nordic
 *    Semiconductor ASA integrated circuit in a product or a software update for
 *    such product, must reproduce the above copyright notice, this list of
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 *    materials provided with the distribution.
 *
 * 3. Neither the name of Nordic Semiconductor ASA nor the names of its
 *    contributors may be used to endorse or promote products derived from this
 *    software without specific prior written permission.
 *
 * 4. This software, with or without modification, must only be used with a
 *    Nordic Semiconductor ASA integrated circuit.
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 * 5. Any software provided in binary form under this license must not be reverse
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#ifndef __NRF_DFU_VER_VALIDATION_H
#define __NRF_DFU_VER_VALIDATION_H

#include "stdint.h"
#include "sdk_errors.h"
#include "nrf_dfu_handling_error.h"
#include "dfu-cc.pb.h"

/** @brief SD_REQ field value which indicates that Softdevice can be overwritten by the application. */
#define SD_REQ_APP_OVERWRITES_SD 0

/** @brief SD_REQ_ANY_VERSION field value which indicates that any SoftDevice version is valid. 
 *
 * @note This is used by external application in case SoftDevice version compatibility isn't needed.
 */
#define SD_REQ_ANY_VERSION (0xFFFE)

/**
 * @brief Function for validating version of new firmware.
 *
 * @return NRF_DFU_RES_CODE_SUCCESS if successful or error code otherwise
 */
nrf_dfu_result_t nrf_dfu_ver_validation_check(dfu_InitCommand const * p_init);

#endif //__NRF_DFU_VER_VALIDATION_H