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proxmark3/include/desfire.h
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2026-09-14 09:19:17 +02:00

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//-----------------------------------------------------------------------------
// Copyright (C) Proxmark3 contributors. See AUTHORS.md for details.
//
// 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.
//
// See LICENSE.txt for the text of the license.
//-----------------------------------------------------------------------------
#ifndef __DESFIRE_H
#define __DESFIRE_H
#include "common.h"
#define DESFIRE_MAX_CRYPTO_BLOCK_SIZE 16
#define DESFIRE_MAX_KEY_SIZE 24
#define DESFIRE_MAC_LENGTH 4
#define DESFIRE_CMAC_LENGTH 8
typedef enum {
T_DES = 0x00,
T_3DES = 0x01, //aka 2K3DES
T_3K3DES = 0x02,
T_AES = 0x03
} DesfireCryptoAlgorithm;
#define DESFIRE_MAX_ALGO_COUNT 4 // T_DES ... T_AES
#define DESFIRE_MAX_KEY_COUNT 0x0E // key numbers 0x00 ... 0x0D
#define DESFIRE_MAX_APP_COUNT 64 // applications we keep track of per PICC
#define DESFIRE_MAX_FILE_COUNT 32 // file numbers 0x00 ... 0x1F
// Keys recovered for one application.
// keys[algo][keyno][0] is the found flag, keys[algo][keyno][1..] the key itself.
// `algo` is a DesfireCryptoAlgorithm, `keyno` the DESFire key number.
typedef struct {
uint32_t aid;
uint8_t keys[DESFIRE_MAX_ALGO_COUNT][DESFIRE_MAX_KEY_COUNT][DESFIRE_MAX_KEY_SIZE + 1];
} desfire_app_keys_t;
#endif