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41 lines
756 B
C
41 lines
756 B
C
#ifndef __NORCOW_H__
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#define __NORCOW_H__
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#include <stdint.h>
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#include "secbool.h"
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/*
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* Storage parameters:
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*/
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#define NORCOW_SECTOR_COUNT 2
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#define NORCOW_SECTOR_SIZE (64*1024)
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/*
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* Initialize storage
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*/
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void norcow_init(void);
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/*
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* Wipe the storage
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*/
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void norcow_wipe(void);
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/*
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* Looks for the given key, returns status of the operation
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*/
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secbool norcow_get(uint16_t key, const void **val, uint16_t *len);
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/*
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* Sets the given key, returns status of the operation
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*/
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secbool norcow_set(uint16_t key, const void *val, uint16_t len);
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/*
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* Update a word in flash in the given key at the given offset.
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* Note that you can only change bits from 1 to 0.
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*/
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secbool norcow_update(uint16_t key, uint16_t offset, uint32_t value);
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#endif
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