mirror of
https://github.com/trezor/trezor-firmware.git
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init
This commit is contained in:
Pavol Rusnak
commit
781f1c24d0
560
norcow.c
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560
norcow.c
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@ -0,0 +1,560 @@
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/*
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* This file is part of the TREZOR project, https://trezor.io/
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*
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* Copyright (c) SatoshiLabs
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <string.h>
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#include "norcow.h"
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#include "flash.h"
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#include "common.h"
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// NRC2 = 4e524332
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#define NORCOW_MAGIC ((uint32_t)0x3243524e)
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// NRCW = 4e524357
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#define NORCOW_MAGIC_V0 ((uint32_t)0x5743524e)
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#define NORCOW_WORD_SIZE (sizeof(uint32_t))
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#define NORCOW_PREFIX_LEN NORCOW_WORD_SIZE
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#define NORCOW_MAGIC_LEN NORCOW_WORD_SIZE
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#define NORCOW_VERSION_LEN NORCOW_WORD_SIZE
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// The key value which is used to indicate that the entry is not set.
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#define NORCOW_KEY_FREE (0xFFFF)
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// The key value which is used to indicate that the entry has been deleted.
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#define NORCOW_KEY_DELETED (0x0000)
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// The offset from the beginning of the sector where stored items start.
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#define NORCOW_STORAGE_START (NORCOW_HEADER_LEN + NORCOW_MAGIC_LEN + NORCOW_VERSION_LEN)
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// Map from sector index to sector number.
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static const uint8_t norcow_sectors[NORCOW_SECTOR_COUNT] = NORCOW_SECTORS;
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// The index of the active reading sector and writing sector. These should be equal except when storage version upgrade or compaction is in progress.
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static uint8_t norcow_active_sector = 0;
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static uint8_t norcow_write_sector = 0;
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// The norcow version of the reading sector.
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static uint32_t norcow_active_version = 0;
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// The offset of the first free item in the writing sector.
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static uint32_t norcow_free_offset = 0;
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/*
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* Returns pointer to sector, starting with offset
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* Fails when there is not enough space for data of given size
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*/
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static const void *norcow_ptr(uint8_t sector, uint32_t offset, uint32_t size)
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{
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ensure(sectrue * (sector <= NORCOW_SECTOR_COUNT), "invalid sector");
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return flash_get_address(norcow_sectors[sector], offset, size);
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}
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/*
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* Writes data to given sector, starting from offset
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*/
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static secbool norcow_write(uint8_t sector, uint32_t offset, uint32_t prefix, const uint8_t *data, uint16_t len)
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{
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if (sector >= NORCOW_SECTOR_COUNT) {
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return secfalse;
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}
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if (offset + NORCOW_PREFIX_LEN + len > NORCOW_SECTOR_SIZE) {
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return secfalse;
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}
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ensure(flash_unlock(), NULL);
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// write prefix
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ensure(flash_write_word(norcow_sectors[sector], offset, prefix), NULL);
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offset += NORCOW_PREFIX_LEN;
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if (data != NULL) {
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// write data
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for (uint16_t i = 0; i < len; i++, offset++) {
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ensure(flash_write_byte(norcow_sectors[sector], offset, data[i]), NULL);
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}
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} else {
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offset += len;
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}
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// pad with zeroes
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for (; offset % NORCOW_WORD_SIZE; offset++) {
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ensure(flash_write_byte(norcow_sectors[sector], offset, 0x00), NULL);
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}
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ensure(flash_lock(), NULL);
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return sectrue;
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}
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/*
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* Erases sector (and sets a magic)
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*/
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static void erase_sector(uint8_t sector, secbool set_magic)
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{
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#if NORCOW_HEADER_LEN > 0
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// Backup the sector header.
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uint32_t header_backup[NORCOW_HEADER_LEN/sizeof(uint32_t)];
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const void *sector_start = norcow_ptr(sector, 0, NORCOW_HEADER_LEN);
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memcpy(header_backup, sector_start, sizeof(header_backup));
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#endif
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ensure(flash_erase_sector(norcow_sectors[sector]), "erase failed");
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#if NORCOW_HEADER_LEN > 0
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// Copy the sector header back.
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for (uint32_t i = 0; i < NORCOW_HEADER_LEN/sizeof(uint32_t); ++i) {
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ensure(flash_write_word(norcow_sectors[sector], i*sizeof(uint32_t), header_backup[i]), NULL);
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}
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#endif
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if (sectrue == set_magic) {
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ensure(norcow_write(sector, NORCOW_HEADER_LEN, NORCOW_MAGIC, NULL, 0), "set magic failed");
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ensure(norcow_write(sector, NORCOW_HEADER_LEN + NORCOW_MAGIC_LEN, ~NORCOW_VERSION, NULL, 0), "set version failed");
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}
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}
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#define ALIGN4(X) (X) = ((X) + 3) & ~3
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/*
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* Reads one item starting from offset
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*/
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static secbool read_item(uint8_t sector, uint32_t offset, uint16_t *key, const void **val, uint16_t *len, uint32_t *pos)
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{
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*pos = offset;
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const void *k = norcow_ptr(sector, *pos, 2);
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if (k == NULL) return secfalse;
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*pos += 2;
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memcpy(key, k, sizeof(uint16_t));
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if (*key == NORCOW_KEY_FREE) {
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return secfalse;
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}
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const void *l = norcow_ptr(sector, *pos, 2);
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if (l == NULL) return secfalse;
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*pos += 2;
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memcpy(len, l, sizeof(uint16_t));
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*val = norcow_ptr(sector, *pos, *len);
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if (*val == NULL) return secfalse;
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*pos += *len;
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ALIGN4(*pos);
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return sectrue;
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}
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/*
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* Writes one item starting from offset
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*/
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static secbool write_item(uint8_t sector, uint32_t offset, uint16_t key, const void *val, uint16_t len, uint32_t *pos)
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{
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uint32_t prefix = ((uint32_t)len << 16) | key;
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*pos = offset + NORCOW_PREFIX_LEN + len;
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ALIGN4(*pos);
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return norcow_write(sector, offset, prefix, val, len);
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}
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/*
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* Finds the offset from the beginning of the sector where stored items start.
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*/
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static secbool find_start_offset(uint8_t sector, uint32_t *offset, uint32_t *version)
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{
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const uint32_t *magic = norcow_ptr(sector, NORCOW_HEADER_LEN, NORCOW_MAGIC_LEN + NORCOW_VERSION_LEN);
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if (magic == NULL) {
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return secfalse;
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}
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if (*magic == NORCOW_MAGIC) {
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*offset = NORCOW_STORAGE_START;
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*version = ~(magic[1]);
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} else if (*magic == NORCOW_MAGIC_V0) {
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*offset = NORCOW_HEADER_LEN + NORCOW_MAGIC_LEN;
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*version = 0;
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} else {
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return secfalse;
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}
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return sectrue;
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}
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/*
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* Finds item in given sector
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*/
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static secbool find_item(uint8_t sector, uint16_t key, const void **val, uint16_t *len)
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{
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*val = NULL;
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*len = 0;
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uint32_t offset;
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uint32_t version;
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if (sectrue != find_start_offset(sector, &offset, &version)) {
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return secfalse;
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}
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for (;;) {
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uint16_t k, l;
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const void *v;
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uint32_t pos;
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if (sectrue != read_item(sector, offset, &k, &v, &l, &pos)) {
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break;
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}
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if (key == k) {
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*val = v;
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*len = l;
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}
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offset = pos;
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}
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return sectrue * (*val != NULL);
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}
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/*
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* Finds first unused offset in given sector
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*/
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static uint32_t find_free_offset(uint8_t sector)
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{
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uint32_t offset;
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uint32_t version;
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if (sectrue != find_start_offset(sector, &offset, &version)) {
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return secfalse;
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}
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for (;;) {
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uint16_t key, len;
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const void *val;
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uint32_t pos;
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if (sectrue != read_item(sector, offset, &key, &val, &len, &pos)) {
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break;
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}
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offset = pos;
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}
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return offset;
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}
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/*
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* Compacts active sector and sets new active sector
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*/
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static void compact()
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{
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uint32_t offsetr;
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uint32_t version;
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if (sectrue != find_start_offset(norcow_active_sector, &offsetr, &version)) {
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return;
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}
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norcow_write_sector = (norcow_active_sector + 1) % NORCOW_SECTOR_COUNT;
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erase_sector(norcow_write_sector, sectrue);
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uint32_t offsetw = NORCOW_STORAGE_START;
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for (;;) {
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// read item
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uint16_t k, l;
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const void *v;
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uint32_t posr;
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secbool r = read_item(norcow_active_sector, offsetr, &k, &v, &l, &posr);
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if (sectrue != r) {
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break;
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}
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offsetr = posr;
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// skip deleted items
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if (k == NORCOW_KEY_DELETED) {
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continue;
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}
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// copy the item
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uint32_t posw;
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ensure(write_item(norcow_write_sector, offsetw, k, v, l, &posw), "compaction write failed");
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offsetw = posw;
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}
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erase_sector(norcow_active_sector, secfalse);
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norcow_active_sector = norcow_write_sector;
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norcow_active_version = NORCOW_VERSION;
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norcow_free_offset = find_free_offset(norcow_write_sector);
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}
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/*
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* Initializes storage
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*/
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void norcow_init(uint32_t *norcow_version)
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{
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flash_init();
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secbool found = secfalse;
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*norcow_version = 0;
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// detect active sector - starts with magic and has highest version
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for (uint8_t i = 0; i < NORCOW_SECTOR_COUNT; i++) {
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uint32_t offset;
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if (sectrue == find_start_offset(i, &offset, &norcow_active_version) && norcow_active_version >= *norcow_version) {
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found = sectrue;
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norcow_active_sector = i;
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*norcow_version = norcow_active_version;
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}
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}
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// If no active sectors found or version downgrade, then erase.
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if (sectrue != found || *norcow_version > NORCOW_VERSION) {
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norcow_wipe();
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*norcow_version = NORCOW_VERSION;
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} else if (*norcow_version < NORCOW_VERSION) {
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// Prepare write sector for storage upgrade.
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norcow_write_sector = (norcow_active_sector + 1) % NORCOW_SECTOR_COUNT;
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erase_sector(norcow_write_sector, sectrue);
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norcow_free_offset = find_free_offset(norcow_write_sector);
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} else {
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norcow_write_sector = norcow_active_sector;
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norcow_free_offset = find_free_offset(norcow_write_sector);
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}
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}
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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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erase_sector(0, sectrue);
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for (uint8_t i = 1; i < NORCOW_SECTOR_COUNT; i++) {
|
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erase_sector(i, secfalse);
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}
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norcow_active_sector = 0;
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norcow_active_version = NORCOW_VERSION;
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norcow_write_sector = 0;
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norcow_free_offset = NORCOW_STORAGE_START;
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}
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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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return find_item(norcow_active_sector, key, val, len);
|
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}
|
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|
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/*
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* Reads the next entry in the storage starting at offset. Returns secfalse if there is none.
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*/
|
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secbool norcow_get_next(uint32_t *offset, uint16_t *key, const void **val, uint16_t *len)
|
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{
|
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if (*offset == 0) {
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uint32_t version;
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if (sectrue != find_start_offset(norcow_active_sector, offset, &version)) {
|
||||
return secfalse;
|
||||
}
|
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}
|
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|
||||
for (;;) {
|
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uint32_t pos = 0;
|
||||
secbool ret = read_item(norcow_active_sector, *offset, key, val, len, &pos);
|
||||
if (sectrue != ret) {
|
||||
break;
|
||||
}
|
||||
*offset = pos;
|
||||
|
||||
// Skip deleted items.
|
||||
if (*key == NORCOW_KEY_DELETED) {
|
||||
continue;
|
||||
}
|
||||
|
||||
if (norcow_active_version == 0) {
|
||||
// Check whether the item is the latest instance.
|
||||
uint32_t offsetr = *offset;
|
||||
for (;;) {
|
||||
uint16_t k;
|
||||
uint16_t l;
|
||||
const void *v;
|
||||
ret = read_item(norcow_active_sector, offsetr, &k, &v, &l, &offsetr);
|
||||
if (sectrue != ret) {
|
||||
// There is no newer instance of the item.
|
||||
return sectrue;
|
||||
}
|
||||
if (*key == k) {
|
||||
// There exists a newer instance of the item.
|
||||
break;
|
||||
}
|
||||
}
|
||||
} else {
|
||||
return sectrue;
|
||||
}
|
||||
}
|
||||
return secfalse;
|
||||
}
|
||||
|
||||
/*
|
||||
* 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 found;
|
||||
return norcow_set_ex(key, val, len, &found);
|
||||
}
|
||||
|
||||
secbool norcow_set_ex(uint16_t key, const void *val, uint16_t len, secbool *found)
|
||||
{
|
||||
// Key 0xffff is used as a marker to indicate that the entry is not set.
|
||||
if (key == NORCOW_KEY_FREE) {
|
||||
return secfalse;
|
||||
}
|
||||
|
||||
const uint8_t sector_num = norcow_sectors[norcow_write_sector];
|
||||
secbool ret = secfalse;
|
||||
const void *ptr = NULL;
|
||||
uint16_t len_old = 0;
|
||||
*found = find_item(norcow_write_sector, key, &ptr, &len_old);
|
||||
|
||||
// Try to update the entry if it already exists.
|
||||
uint32_t offset = 0;
|
||||
if (sectrue == *found) {
|
||||
offset = (const uint8_t*) ptr - (const uint8_t *)norcow_ptr(norcow_write_sector, 0, NORCOW_SECTOR_SIZE);
|
||||
if (val != NULL && len_old == len) {
|
||||
ret = sectrue;
|
||||
ensure(flash_unlock(), NULL);
|
||||
for (uint16_t i = 0; i < len; i++) {
|
||||
if (sectrue != flash_write_byte(sector_num, offset + i, ((const uint8_t*)val)[i])) {
|
||||
ret = secfalse;
|
||||
break;
|
||||
}
|
||||
}
|
||||
ensure(flash_lock(), NULL);
|
||||
}
|
||||
}
|
||||
|
||||
// If the update was not possible then write the entry as a new item.
|
||||
if (secfalse == ret) {
|
||||
// Delete the old item.
|
||||
if (sectrue == *found) {
|
||||
ensure(flash_unlock(), NULL);
|
||||
|
||||
// Update the prefix to indicate that the old item has been deleted.
|
||||
uint32_t prefix = (uint32_t)len_old << 16;
|
||||
ensure(flash_write_word(sector_num, offset - NORCOW_PREFIX_LEN, prefix), NULL);
|
||||
|
||||
// Delete the old item data.
|
||||
uint32_t end = offset + len_old;
|
||||
while (offset < end) {
|
||||
ensure(flash_write_word(sector_num, offset, 0x00000000), NULL);
|
||||
offset += NORCOW_WORD_SIZE;
|
||||
}
|
||||
|
||||
ensure(flash_lock(), NULL);
|
||||
}
|
||||
// Check whether there is enough free space and compact if full.
|
||||
if (norcow_free_offset + NORCOW_PREFIX_LEN + len > NORCOW_SECTOR_SIZE) {
|
||||
compact();
|
||||
}
|
||||
// Write new item.
|
||||
uint32_t pos;
|
||||
ret = write_item(norcow_write_sector, norcow_free_offset, key, val, len, &pos);
|
||||
if (sectrue == ret) {
|
||||
norcow_free_offset = pos;
|
||||
}
|
||||
}
|
||||
return ret;
|
||||
}
|
||||
|
||||
/*
|
||||
* Deletes the given key, returns status of the operation.
|
||||
*/
|
||||
secbool norcow_delete(uint16_t key)
|
||||
{
|
||||
// Key 0xffff is used as a marker to indicate that the entry is not set.
|
||||
if (key == NORCOW_KEY_FREE) {
|
||||
return secfalse;
|
||||
}
|
||||
|
||||
const uint8_t sector_num = norcow_sectors[norcow_write_sector];
|
||||
const void *ptr = NULL;
|
||||
uint16_t len = 0;
|
||||
if (sectrue != find_item(norcow_write_sector, key, &ptr, &len)) {
|
||||
return secfalse;
|
||||
}
|
||||
|
||||
uint32_t offset = (const uint8_t*) ptr - (const uint8_t *)norcow_ptr(norcow_write_sector, 0, NORCOW_SECTOR_SIZE);
|
||||
|
||||
ensure(flash_unlock(), NULL);
|
||||
|
||||
// Update the prefix to indicate that the item has been deleted.
|
||||
uint32_t prefix = (uint32_t)len << 16;
|
||||
ensure(flash_write_word(sector_num, offset - NORCOW_PREFIX_LEN, prefix), NULL);
|
||||
|
||||
// Delete the item data.
|
||||
uint32_t end = offset + len;
|
||||
while (offset < end) {
|
||||
ensure(flash_write_word(sector_num, offset, 0x00000000), NULL);
|
||||
offset += NORCOW_WORD_SIZE;
|
||||
}
|
||||
|
||||
ensure(flash_lock(), NULL);
|
||||
|
||||
return sectrue;
|
||||
}
|
||||
|
||||
/*
|
||||
* Update a word in flash at the given pointer. The pointer must point
|
||||
* into the NORCOW area.
|
||||
*/
|
||||
secbool norcow_update_word(uint16_t key, uint16_t offset, uint32_t value)
|
||||
{
|
||||
const void *ptr;
|
||||
uint16_t len;
|
||||
if (sectrue != find_item(norcow_write_sector, key, &ptr, &len)) {
|
||||
return secfalse;
|
||||
}
|
||||
if ((offset & 3) != 0 || offset >= len) {
|
||||
return secfalse;
|
||||
}
|
||||
uint32_t sector_offset = (const uint8_t*) ptr - (const uint8_t *)norcow_ptr(norcow_write_sector, 0, NORCOW_SECTOR_SIZE) + offset;
|
||||
ensure(flash_unlock(), NULL);
|
||||
ensure(flash_write_word(norcow_sectors[norcow_write_sector], sector_offset, value), NULL);
|
||||
ensure(flash_lock(), NULL);
|
||||
return sectrue;
|
||||
}
|
||||
|
||||
/*
|
||||
* Update the value of the given key starting at the given offset.
|
||||
*/
|
||||
secbool norcow_update_bytes(const uint16_t key, const uint16_t offset, const uint8_t *data, const uint16_t len)
|
||||
{
|
||||
const void *ptr;
|
||||
uint16_t allocated_len;
|
||||
if (sectrue != find_item(norcow_write_sector, key, &ptr, &allocated_len)) {
|
||||
return secfalse;
|
||||
}
|
||||
if (offset + len > allocated_len) {
|
||||
return secfalse;
|
||||
}
|
||||
uint32_t sector_offset = (const uint8_t*) ptr - (const uint8_t *)norcow_ptr(norcow_write_sector, 0, NORCOW_SECTOR_SIZE) + offset;
|
||||
uint8_t sector = norcow_sectors[norcow_write_sector];
|
||||
ensure(flash_unlock(), NULL);
|
||||
for (uint16_t i = 0; i < len; i++, sector_offset++) {
|
||||
ensure(flash_write_byte(sector, sector_offset, data[i]), NULL);
|
||||
}
|
||||
ensure(flash_lock(), NULL);
|
||||
return sectrue;
|
||||
}
|
||||
|
||||
/*
|
||||
* Complete storage version upgrade
|
||||
*/
|
||||
secbool norcow_upgrade_finish()
|
||||
{
|
||||
erase_sector(norcow_active_sector, secfalse);
|
||||
norcow_active_sector = norcow_write_sector;
|
||||
norcow_active_version = NORCOW_VERSION;
|
||||
return sectrue;
|
||||
}
|
||||
82
norcow.h
Normal file
82
norcow.h
Normal file
@ -0,0 +1,82 @@
|
||||
/*
|
||||
* 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
|
||||
39
storage.h
Normal file
39
storage.h
Normal file
@ -0,0 +1,39 @@
|
||||
/*
|
||||
* 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 __STORAGE_H__
|
||||
#define __STORAGE_H__
|
||||
|
||||
#include <stdint.h>
|
||||
#include <stddef.h>
|
||||
#include "secbool.h"
|
||||
|
||||
typedef void (*PIN_UI_WAIT_CALLBACK)(uint32_t wait, uint32_t progress);
|
||||
|
||||
void storage_init(PIN_UI_WAIT_CALLBACK callback, const uint8_t *salt, const uint16_t salt_len);
|
||||
void storage_wipe(void);
|
||||
secbool storage_unlock(const uint32_t pin);
|
||||
secbool storage_has_pin(void);
|
||||
uint32_t storage_get_pin_rem(void);
|
||||
secbool storage_change_pin(const uint32_t oldpin, const uint32_t newpin);
|
||||
secbool storage_get(const uint16_t key, void *val, const uint16_t max_len, uint16_t *len);
|
||||
secbool storage_set(const uint16_t key, const void *val, uint16_t len);
|
||||
secbool storage_delete(const uint16_t key);
|
||||
|
||||
#endif
|
||||
Loading…
Reference in New Issue
Block a user