mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-27 16:48:09 +00:00
87 lines
2.4 KiB
C
87 lines
2.4 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(uint32_t *norcow_version);
|
|
|
|
/*
|
|
* 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);
|
|
|
|
/*
|
|
* Reads the next entry in the storage starting at offset. Returns secfalse if
|
|
* there is none.
|
|
*/
|
|
secbool norcow_get_next(uint32_t *offset, uint16_t *key, const void **val,
|
|
uint16_t *len);
|
|
|
|
/*
|
|
* Sets the given key, returns status of the operation. If NULL is passed
|
|
* as val, then norcow_set allocates a new key of size len. The value should
|
|
* then be written using norcow_update_bytes().
|
|
*/
|
|
secbool norcow_set(uint16_t key, const void *val, uint16_t len);
|
|
secbool norcow_set_ex(uint16_t key, const void *val, uint16_t len,
|
|
secbool *found);
|
|
|
|
/*
|
|
* Deletes the given key, returns status of the operation.
|
|
*/
|
|
secbool norcow_delete(uint16_t key);
|
|
|
|
/*
|
|
* 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_word(uint16_t key, uint16_t offset, uint32_t value);
|
|
|
|
/*
|
|
* Update the value of the given key starting at the given offset.
|
|
* Note that you can only change bits from 1 to 0.
|
|
*/
|
|
secbool norcow_update_bytes(const uint16_t key, const uint16_t offset,
|
|
const uint8_t *data, const uint16_t len);
|
|
|
|
/*
|
|
* Complete storage version upgrade
|
|
*/
|
|
secbool norcow_upgrade_finish(void);
|
|
|
|
#endif
|