dearsky/pico-fido
1
0
Fork 0
Code Issues 46 Pull Requests 1 Actions Packages Projects Releases 22 Wiki Activity

Add support for PIN hash storage and MKEK.

Browse Source 
Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
This commit is contained in:
Pol Henarejos
2025-01-03 01:20:58 +01:00
parent a70e259a90
commit 6a67800057
8 changed files with 308 additions and 46 deletions
Download Patch File Download Diff File Expand all files Collapse all files

46
src/fido/kek.h Normal file
View File

@@ -0,0 +1,46 @@
/*
* This file is part of the Pico Fido distribution (https://github.com/polhenarejos/pico-fido).
* Copyright (c) 2022 Pol Henarejos.
*
* 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, version 3.
*
* 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 _KEK_H_
#define _KEK_H_
#include "crypto_utils.h"
#if defined(ENABLE_EMULATION) || defined(ESP_PLATFORM)
#include <stdbool.h>
#endif
extern int load_mkek(uint8_t *);
extern int store_mkek(const uint8_t *);
extern void init_mkek();
extern void release_mkek(uint8_t *);
extern int mkek_encrypt(uint8_t *data, uint16_t len);
extern int mkek_decrypt(uint8_t *data, uint16_t len);
#define MKEK_IV_SIZE (IV_SIZE)
#define MKEK_KEY_SIZE (32)
#define MKEK_KEY_CS_SIZE (4)
#define MKEK_SIZE (MKEK_IV_SIZE + MKEK_KEY_SIZE + MKEK_KEY_CS_SIZE)
#define MKEK_IV(p) (p)
#define MKEK_KEY(p) (MKEK_IV(p) + MKEK_IV_SIZE)
#define MKEK_CHECKSUM(p) (MKEK_KEY(p) + MKEK_KEY_SIZE)
#define DKEK_KEY_SIZE (32)
extern uint8_t mkek_mask[MKEK_KEY_SIZE];
extern bool has_mkek_mask;
#endif