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trezor-firmware/storage/tests/c0/norcow.h
2019-06-17 20:28:29 +02:00

59 lines
1.4 KiB
C

/*
* This file is part of the Trezor project, https://trezor.io/
*
* Copyright (c) SatoshiLabs
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __NORCOW_H__
#define __NORCOW_H__
#include <stdint.h>
#include "secbool.h"
/*
* Storage parameters
*/
#include "norcow_config.h"
/*
* Initialize storage
*/
void norcow_init(void);
/*
* Wipe the storage
*/
void norcow_wipe(void);
/*
* Looks for the given key, returns status of the operation
*/
secbool norcow_get(uint16_t key, const void **val, uint16_t *len);
/*
* Sets the given key, returns status of the operation
*/
secbool norcow_set(uint16_t key, const void *val, uint16_t len);
/*
* Update a word in flash in the given key at the given offset.
* Note that you can only change bits from 1 to 0.
*/
secbool norcow_update(uint16_t key, uint16_t offset, uint32_t value);
#endif