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