From b90539f2f0be54b581c09401dfd4a566a8998d77 Mon Sep 17 00:00:00 2001 From: Bjoern Kerler Date: Sun, 12 Apr 2020 21:02:15 +0200 Subject: [PATCH] Port des on client to mbedtls_des --- client/mifare/desfire_crypto.c | 432 +++------------------------------ client/mifare/desfire_crypto.h | 6 +- 2 files changed, 32 insertions(+), 406 deletions(-) diff --git a/client/mifare/desfire_crypto.c b/client/mifare/desfire_crypto.c index dffab4f38..42542c948 100644 --- a/client/mifare/desfire_crypto.c +++ b/client/mifare/desfire_crypto.c @@ -32,357 +32,14 @@ #include "commonutil.h" #include "crc32.h" #include "mbedtls/aes.h" -//#include "mbedtls/des.h" +#include "mbedtls/des.h" #include "ui.h" #include "crc.h" #include "crc16.h" // crc16 ccitt -const uint8_t sbox[256] = { - /* S-box 1 */ - 0xE4, 0xD1, 0x2F, 0xB8, 0x3A, 0x6C, 0x59, 0x07, - 0x0F, 0x74, 0xE2, 0xD1, 0xA6, 0xCB, 0x95, 0x38, - 0x41, 0xE8, 0xD6, 0x2B, 0xFC, 0x97, 0x3A, 0x50, - 0xFC, 0x82, 0x49, 0x17, 0x5B, 0x3E, 0xA0, 0x6D, - /* S-box 2 */ - 0xF1, 0x8E, 0x6B, 0x34, 0x97, 0x2D, 0xC0, 0x5A, - 0x3D, 0x47, 0xF2, 0x8E, 0xC0, 0x1A, 0x69, 0xB5, - 0x0E, 0x7B, 0xA4, 0xD1, 0x58, 0xC6, 0x93, 0x2F, - 0xD8, 0xA1, 0x3F, 0x42, 0xB6, 0x7C, 0x05, 0xE9, - /* S-box 3 */ - 0xA0, 0x9E, 0x63, 0xF5, 0x1D, 0xC7, 0xB4, 0x28, - 0xD7, 0x09, 0x34, 0x6A, 0x28, 0x5E, 0xCB, 0xF1, - 0xD6, 0x49, 0x8F, 0x30, 0xB1, 0x2C, 0x5A, 0xE7, - 0x1A, 0xD0, 0x69, 0x87, 0x4F, 0xE3, 0xB5, 0x2C, - /* S-box 4 */ - 0x7D, 0xE3, 0x06, 0x9A, 0x12, 0x85, 0xBC, 0x4F, - 0xD8, 0xB5, 0x6F, 0x03, 0x47, 0x2C, 0x1A, 0xE9, - 0xA6, 0x90, 0xCB, 0x7D, 0xF1, 0x3E, 0x52, 0x84, - 0x3F, 0x06, 0xA1, 0xD8, 0x94, 0x5B, 0xC7, 0x2E, - /* S-box 5 */ - 0x2C, 0x41, 0x7A, 0xB6, 0x85, 0x3F, 0xD0, 0xE9, - 0xEB, 0x2C, 0x47, 0xD1, 0x50, 0xFA, 0x39, 0x86, - 0x42, 0x1B, 0xAD, 0x78, 0xF9, 0xC5, 0x63, 0x0E, - 0xB8, 0xC7, 0x1E, 0x2D, 0x6F, 0x09, 0xA4, 0x53, - /* S-box 6 */ - 0xC1, 0xAF, 0x92, 0x68, 0x0D, 0x34, 0xE7, 0x5B, - 0xAF, 0x42, 0x7C, 0x95, 0x61, 0xDE, 0x0B, 0x38, - 0x9E, 0xF5, 0x28, 0xC3, 0x70, 0x4A, 0x1D, 0xB6, - 0x43, 0x2C, 0x95, 0xFA, 0xBE, 0x17, 0x60, 0x8D, - /* S-box 7 */ - 0x4B, 0x2E, 0xF0, 0x8D, 0x3C, 0x97, 0x5A, 0x61, - 0xD0, 0xB7, 0x49, 0x1A, 0xE3, 0x5C, 0x2F, 0x86, - 0x14, 0xBD, 0xC3, 0x7E, 0xAF, 0x68, 0x05, 0x92, - 0x6B, 0xD8, 0x14, 0xA7, 0x95, 0x0F, 0xE2, 0x3C, - /* S-box 8 */ - 0xD2, 0x84, 0x6F, 0xB1, 0xA9, 0x3E, 0x50, 0xC7, - 0x1F, 0xD8, 0xA3, 0x74, 0xC5, 0x6B, 0x0E, 0x92, - 0x7B, 0x41, 0x9C, 0xE2, 0x06, 0xAD, 0xF3, 0x58, - 0x21, 0xE7, 0x4A, 0x8D, 0xFC, 0x90, 0x35, 0x6B -}; - -const uint8_t e_permtab[] = { - 4, 6, /* 4 bytes in 6 bytes out*/ - 32, 1, 2, 3, 4, 5, - 4, 5, 6, 7, 8, 9, - 8, 9, 10, 11, 12, 13, - 12, 13, 14, 15, 16, 17, - 16, 17, 18, 19, 20, 21, - 20, 21, 22, 23, 24, 25, - 24, 25, 26, 27, 28, 29, - 28, 29, 30, 31, 32, 1 -}; - -const uint8_t p_permtab[] = { - 4, 4, /* 32 bit -> 32 bit */ - 16, 7, 20, 21, - 29, 12, 28, 17, - 1, 15, 23, 26, - 5, 18, 31, 10, - 2, 8, 24, 14, - 32, 27, 3, 9, - 19, 13, 30, 6, - 22, 11, 4, 25 -}; - -const uint8_t ip_permtab[] = { - 8, 8, /* 64 bit -> 64 bit */ - 58, 50, 42, 34, 26, 18, 10, 2, - 60, 52, 44, 36, 28, 20, 12, 4, - 62, 54, 46, 38, 30, 22, 14, 6, - 64, 56, 48, 40, 32, 24, 16, 8, - 57, 49, 41, 33, 25, 17, 9, 1, - 59, 51, 43, 35, 27, 19, 11, 3, - 61, 53, 45, 37, 29, 21, 13, 5, - 63, 55, 47, 39, 31, 23, 15, 7 -}; - -const uint8_t inv_ip_permtab[] = { - 8, 8, /* 64 bit -> 64 bit */ - 40, 8, 48, 16, 56, 24, 64, 32, - 39, 7, 47, 15, 55, 23, 63, 31, - 38, 6, 46, 14, 54, 22, 62, 30, - 37, 5, 45, 13, 53, 21, 61, 29, - 36, 4, 44, 12, 52, 20, 60, 28, - 35, 3, 43, 11, 51, 19, 59, 27, - 34, 2, 42, 10, 50, 18, 58, 26, - 33, 1, 41, 9, 49, 17, 57, 25 -}; - -const uint8_t pc1_permtab[] = { - 8, 7, /* 64 bit -> 56 bit*/ - 57, 49, 41, 33, 25, 17, 9, - 1, 58, 50, 42, 34, 26, 18, - 10, 2, 59, 51, 43, 35, 27, - 19, 11, 3, 60, 52, 44, 36, - 63, 55, 47, 39, 31, 23, 15, - 7, 62, 54, 46, 38, 30, 22, - 14, 6, 61, 53, 45, 37, 29, - 21, 13, 5, 28, 20, 12, 4 -}; - -const uint8_t pc2_permtab[] = { - 7, 6, /* 56 bit -> 48 bit */ - 14, 17, 11, 24, 1, 5, - 3, 28, 15, 6, 21, 10, - 23, 19, 12, 4, 26, 8, - 16, 7, 27, 20, 13, 2, - 41, 52, 31, 37, 47, 55, - 30, 40, 51, 45, 33, 48, - 44, 49, 39, 56, 34, 53, - 46, 42, 50, 36, 29, 32 -}; - -const uint8_t splitin6bitword_permtab[] = { - 8, 8, /* 64 bit -> 64 bit */ - 64, 64, 1, 6, 2, 3, 4, 5, - 64, 64, 7, 12, 8, 9, 10, 11, - 64, 64, 13, 18, 14, 15, 16, 17, - 64, 64, 19, 24, 20, 21, 22, 23, - 64, 64, 25, 30, 26, 27, 28, 29, - 64, 64, 31, 36, 32, 33, 34, 35, - 64, 64, 37, 42, 38, 39, 40, 41, - 64, 64, 43, 48, 44, 45, 46, 47 -}; - -const uint8_t shiftkey_permtab[] = { - 7, 7, /* 56 bit -> 56 bit */ - 2, 3, 4, 5, 6, 7, 8, 9, - 10, 11, 12, 13, 14, 15, 16, 17, - 18, 19, 20, 21, 22, 23, 24, 25, - 26, 27, 28, 1, - 30, 31, 32, 33, 34, 35, 36, 37, - 38, 39, 40, 41, 42, 43, 44, 45, - 46, 47, 48, 49, 50, 51, 52, 53, - 54, 55, 56, 29 -}; - -const uint8_t shiftkeyinv_permtab[] = { - 7, 7, - 28, 1, 2, 3, 4, 5, 6, 7, - 8, 9, 10, 11, 12, 13, 14, 15, - 16, 17, 18, 19, 20, 21, 22, 23, - 24, 25, 26, 27, - 56, 29, 30, 31, 32, 33, 34, 35, - 36, 37, 38, 39, 40, 41, 42, 43, - 44, 45, 46, 47, 48, 49, 50, 51, - 52, 53, 54, 55 -}; - -/* -1 0 -1 0 -2 1 -2 1 -2 1 -2 1 -2 1 -2 1 ----- -1 0 -2 1 -2 1 -2 1 -2 1 -2 1 -2 1 -1 0 -*/ -#define ROTTABLE 0x7EFC -#define ROTTABLE_INV 0x3F7E -/******************************************************************************/ - -void permute(const uint8_t *ptable, const uint8_t *in, uint8_t *out) { - uint8_t ob; /* in-bytes and out-bytes */ - uint8_t byte, bit; /* counter for bit and byte */ - ob = ptable[1]; - ptable = &(ptable[2]); - for (byte = 0; byte < ob; ++byte) { - uint8_t t = 0; - for (bit = 0; bit < 8; ++bit) { - uint8_t x = *ptable++ - 1; - t <<= 1; - if ((in[x / 8]) & (0x80 >> (x % 8))) { - t |= 0x01; - } - } - out[byte] = t; - } -} - -/******************************************************************************/ - -void changeendian32(uint32_t *a) { - *a = (*a & 0x000000FF) << 24 | - (*a & 0x0000FF00) << 8 | - (*a & 0x00FF0000) >> 8 | - (*a & 0xFF000000) >> 24; -} - -/******************************************************************************/ -static inline -void shiftkey(uint8_t *key) { - uint8_t k[7]; - memcpy(k, key, 7); - permute((uint8_t *)shiftkey_permtab, k, key); -} - -/******************************************************************************/ -static inline -void shiftkey_inv(uint8_t *key) { - uint8_t k[7]; - memcpy(k, key, 7); - permute((uint8_t *)shiftkeyinv_permtab, k, key); - -} - -/******************************************************************************/ -static inline -uint64_t splitin6bitwords(uint64_t a) { - uint64_t ret = 0; - a &= 0x0000ffffffffffffLL; - permute((uint8_t *)splitin6bitword_permtab, (uint8_t *)&a, (uint8_t *)&ret); - return ret; -} - -/******************************************************************************/ - -static inline -uint8_t substitute(uint8_t a, uint8_t *sbp) { - uint8_t x; - x = sbp[a >> 1]; - x = (a & 1) ? x & 0x0F : x >> 4; - return x; - -} - -/******************************************************************************/ - -uint32_t des_f(uint32_t r, uint8_t *kr) { - uint8_t i; - uint32_t t = 0, ret; - uint64_t data = 0; - uint8_t *sbp; /* sboxpointer */ - permute((uint8_t *)e_permtab, (uint8_t *)&r, (uint8_t *)&data); - for (i = 0; i < 6; ++i) - ((uint8_t *)&data)[i] ^= kr[i]; - - /* Sbox substitution */ - data = splitin6bitwords(data); - sbp = (uint8_t *)sbox; - for (i = 0; i < 8; ++i) { - uint8_t x; - x = substitute(((uint8_t *)&data)[i], sbp); - t <<= 4; - t |= x; - sbp += 32; - } - changeendian32(&t); - - permute((uint8_t *)p_permtab, (uint8_t *)&t, (uint8_t *)&ret); - - return ret; -} - -/******************************************************************************/ - -typedef struct { - union { - uint8_t v8[8]; - uint32_t v32[2]; - } d; -} des_data_t; -#define R (des_data.d.v32[1]) -#define L (des_data.d.v32[0]) - -void des_enc(void *out, const void *in, const void *key) { - - uint8_t kr[6], k[7]; - uint8_t i; - des_data_t des_data; - - permute((uint8_t *)ip_permtab, (uint8_t *)in, des_data.d.v8); - permute((uint8_t *)pc1_permtab, (const uint8_t *)key, k); - - for (i = 0; i < 8; ++i) { - shiftkey(k); - if (ROTTABLE & ((1 << ((i << 1) + 0)))) - shiftkey(k); - permute((uint8_t *)pc2_permtab, k, kr); - L ^= des_f(R, kr); - - shiftkey(k); - if (ROTTABLE & ((1 << ((i << 1) + 1)))) - shiftkey(k); - permute((uint8_t *)pc2_permtab, k, kr); - R ^= des_f(L, kr); - - } - /* L <-> R*/ - R ^= L; - L ^= R; - R ^= L; - - permute((uint8_t *)inv_ip_permtab, des_data.d.v8, (uint8_t *)out); -} - -/******************************************************************************/ - -void des_dec(void *out, const void *in, const void *key) { - - uint8_t kr[6], k[7]; - int8_t i; - des_data_t des_data; - - permute((uint8_t *)ip_permtab, (uint8_t *)in, des_data.d.v8); - permute((uint8_t *)pc1_permtab, (const uint8_t *)key, k); - for (i = 7; i >= 0; --i) { - - permute((uint8_t *)pc2_permtab, k, kr); - L ^= des_f(R, kr); - shiftkey_inv(k); - if (ROTTABLE & ((1 << ((i << 1) + 1)))) { - shiftkey_inv(k); - } - - permute((uint8_t *)pc2_permtab, k, kr); - R ^= des_f(L, kr); - shiftkey_inv(k); - if (ROTTABLE & ((1 << ((i << 1) + 0)))) { - shiftkey_inv(k); - } - - } - /* L <-> R*/ - R ^= L; - L ^= R; - R ^= L; - - permute((uint8_t *)inv_ip_permtab, des_data.d.v8, (uint8_t *)out); -} - -#undef R -#undef L -/******************************************************************************/ +mbedtls_des_context ctx; +mbedtls_des3_context ctx3; +mbedtls_aes_context actx; #ifndef AddCrc14A # define AddCrc14A(data, len) compute_crc(CRC_14443_A, (data), (len), (data)+(len), (data)+(len)+1) @@ -431,48 +88,20 @@ static inline void update_key_schedules(desfirekey_t key) { /******************************************************************************/ -/*void des_enc(void *out, const void *in, const void *key) { - mbedtls_des_context ctx; +void des_encrypt(void *out, const void *in, const void *key) { mbedtls_des_setkey_enc(&ctx, key); mbedtls_des_crypt_ecb(&ctx, in, out); - mbedtls_des_free(&ctx); } -void des_dec(void *out, const void *in, const void *key) { - mbedtls_des_context ctx; +void des_decrypt(void *out, const void *in, const void *key) { mbedtls_des_setkey_dec(&ctx, key); mbedtls_des_crypt_ecb(&ctx, in, out); - mbedtls_des_free(&ctx); -} -*/ - -void des3_3key_enc(void *out, void *in, const void *key) { - des_enc(out, in, (uint8_t *)key + 0); - des_dec(out, out, (uint8_t *)key + 8); - des_enc(out, out, (uint8_t *)key + 16); -} - -void des3_3key_dec(void *out, void *in, const uint8_t *key) { - des_dec(out, in, (uint8_t *)key + 16); - des_enc(out, out, (uint8_t *)key + 8); - des_dec(out, out, (uint8_t *)key + 0); -} - -void des3_2key_enc(void *out, void *in, const void *key) { - des_enc(out, in, (uint8_t *)key + 0); - des_dec(out, out, (uint8_t *)key + 8); - des_enc(out, out, (uint8_t *)key + 0); -} - -void des3_2key_dec(void *out, void *in, const uint8_t *key) { - des_dec(out, in, (uint8_t *)key + 0); - des_enc(out, out, (uint8_t *)key + 8); - des_dec(out, out, (uint8_t *)key + 0); } void tdes_nxp_receive(const void *in, void *out, size_t length, const void *key, unsigned char iv[8], int keymode) { - if (length % 8) return; + if (keymode == 2) mbedtls_des3_set2key_dec(&ctx3, key); + else mbedtls_des3_set3key_dec(&ctx3, key); uint8_t i; unsigned char temp[8]; @@ -482,8 +111,7 @@ void tdes_nxp_receive(const void *in, void *out, size_t length, const void *key, while (length > 0) { memcpy(temp, tin, 8); - if (keymode == 2) des3_2key_dec(tout, tin, key); - else if (keymode == 3) des3_3key_dec(tout, tin, key); + mbedtls_des3_crypt_ecb(&ctx3, tin, tout); for (i = 0; i < 8; i++) tout[i] = (unsigned char)(tout[i] ^ iv[i]); @@ -497,8 +125,9 @@ void tdes_nxp_receive(const void *in, void *out, size_t length, const void *key, } void tdes_nxp_send(const void *in, void *out, size_t length, const void *key, unsigned char iv[8], int keymode) { - if (length % 8) return; + if (keymode == 2) mbedtls_des3_set2key_enc(&ctx3, key); + else mbedtls_des3_set3key_enc(&ctx3, key); uint8_t i; uint8_t *tin = (uint8_t *) in; @@ -508,8 +137,7 @@ void tdes_nxp_send(const void *in, void *out, size_t length, const void *key, un for (i = 0; i < 8; i++) tin[i] = (unsigned char)(tin[i] ^ iv[i]); - if (keymode == 2) des3_2key_enc(tout, tin, key); - else if (keymode == 3) des3_3key_enc(tout, tin, key); + mbedtls_des3_crypt_ecb(&ctx3, tin, tout); memcpy(iv, tout, 8); @@ -520,7 +148,6 @@ void tdes_nxp_send(const void *in, void *out, size_t length, const void *key, un } - void Desfire_des_key_new(const uint8_t value[8], desfirekey_t key) { uint8_t data[8]; memcpy(data, value, 8); @@ -1132,7 +759,6 @@ void *mifare_cryto_postprocess_data(desfiretag_t tag, void *data, size_t *nbytes void mifare_cypher_single_block(desfirekey_t key, uint8_t *data, uint8_t *ivect, MifareCryptoDirection direction, MifareCryptoOperation operation, size_t block_size) { uint8_t ovect[MAX_CRYPTO_BLOCK_SIZE]; - if (direction == MCD_SEND) { xor(ivect, data, block_size); } else { @@ -1146,40 +772,44 @@ void mifare_cypher_single_block(desfirekey_t key, uint8_t *data, uint8_t *ivect, switch (operation) { case MCO_ENCYPHER: //DES_ecb_encrypt ((DES_cblock *) data, (DES_cblock *) edata, &(key->ks1), DES_ENCRYPT); - des_enc(edata, data, key->data); + des_encrypt(edata, data, key->data); break; case MCO_DECYPHER: //DES_ecb_encrypt ((DES_cblock *) data, (DES_cblock *) edata, &(key->ks1), DES_DECRYPT); - des_dec(edata, data, key->data); + des_decrypt(edata, data, key->data); break; } break; case T_3DES: switch (operation) { case MCO_ENCYPHER: + mbedtls_des3_set2key_enc(&ctx3, key->data); + mbedtls_des3_crypt_ecb(&ctx3, data, edata); // DES_ecb_encrypt ((DES_cblock *) data, (DES_cblock *) edata, &(key->ks1), DES_ENCRYPT); // DES_ecb_encrypt ((DES_cblock *) edata, (DES_cblock *) data, &(key->ks2), DES_DECRYPT); // DES_ecb_encrypt ((DES_cblock *) data, (DES_cblock *) edata, &(key->ks1), DES_ENCRYPT); - des3_2key_enc(edata, data, key->data); break; case MCO_DECYPHER: + mbedtls_des3_set2key_dec(&ctx3, key->data); + mbedtls_des3_crypt_ecb(&ctx3, data, edata); // DES_ecb_encrypt ((DES_cblock *) data, (DES_cblock *) edata, &(key->ks1), DES_DECRYPT); // DES_ecb_encrypt ((DES_cblock *) edata, (DES_cblock *) data, &(key->ks2), DES_ENCRYPT); // DES_ecb_encrypt ((DES_cblock *) data, (DES_cblock *) edata, &(key->ks1), DES_DECRYPT); - des3_2key_dec(data, edata, key->data); break; } break; case T_3K3DES: switch (operation) { case MCO_ENCYPHER: - des3_3key_enc(edata, data, key->data); + mbedtls_des3_set3key_enc(&ctx3, key->data); + mbedtls_des3_crypt_ecb(&ctx3, data, edata); // DES_ecb_encrypt ((DES_cblock *) data, (DES_cblock *) edata, &(key->ks1), DES_ENCRYPT); // DES_ecb_encrypt ((DES_cblock *) edata, (DES_cblock *) data, &(key->ks2), DES_DECRYPT); // DES_ecb_encrypt ((DES_cblock *) data, (DES_cblock *) edata, &(key->ks3), DES_ENCRYPT); break; case MCO_DECYPHER: - des3_3key_enc(data, edata, key->data); + mbedtls_des3_set3key_dec(&ctx3, key->data); + mbedtls_des3_crypt_ecb(&ctx3, data, edata); // DES_ecb_encrypt ((DES_cblock *) data, (DES_cblock *) edata, &(key->ks3), DES_DECRYPT); // DES_ecb_encrypt ((DES_cblock *) edata, (DES_cblock *) data, &(key->ks2), DES_ENCRYPT); // DES_ecb_encrypt ((DES_cblock *) data, (DES_cblock *) edata, &(key->ks1), DES_DECRYPT); @@ -1189,19 +819,17 @@ void mifare_cypher_single_block(desfirekey_t key, uint8_t *data, uint8_t *ivect, case T_AES: switch (operation) { case MCO_ENCYPHER: { - mbedtls_aes_context ctx; - mbedtls_aes_init(&ctx); - mbedtls_aes_setkey_enc(&ctx, key->data, 128); - mbedtls_aes_crypt_cbc(&ctx, MBEDTLS_AES_ENCRYPT, sizeof(edata), ivect, data, edata); - mbedtls_aes_free(&ctx); + mbedtls_aes_init(&actx); + mbedtls_aes_setkey_enc(&actx, key->data, 128); + mbedtls_aes_crypt_cbc(&actx, MBEDTLS_AES_ENCRYPT, sizeof(edata), ivect, data, edata); + mbedtls_aes_free(&actx); break; } case MCO_DECYPHER: { - mbedtls_aes_context ctx; - mbedtls_aes_init(&ctx); - mbedtls_aes_setkey_dec(&ctx, key->data, 128); - mbedtls_aes_crypt_cbc(&ctx, MBEDTLS_AES_DECRYPT, sizeof(edata), ivect, edata, data); - mbedtls_aes_free(&ctx); + mbedtls_aes_init(&actx); + mbedtls_aes_setkey_dec(&actx, key->data, 128); + mbedtls_aes_crypt_cbc(&actx, MBEDTLS_AES_DECRYPT, sizeof(edata), ivect, edata, data); + mbedtls_aes_free(&actx); break; } } diff --git a/client/mifare/desfire_crypto.h b/client/mifare/desfire_crypto.h index e1d37d1af..ff2334b5d 100644 --- a/client/mifare/desfire_crypto.h +++ b/client/mifare/desfire_crypto.h @@ -106,10 +106,8 @@ extern int Asmversion; /* 1 if we're linked with an asm version, 0 if C */ void crc32_ex(const uint8_t *data, const size_t len, uint8_t *crc); void crc32_append(uint8_t *data, const size_t len); -void des_enc(void *out, const void *in, const void *key); -void des_dec(void *out, const void *in, const void *key); -void tdes_enc(void *out, void *in, const void *key); -void tdes_dec(void *out, void *in, const uint8_t *key); +void des_encrypt(void *out, const void *in, const void *key); +void des_decrypt(void *out, const void *in, const void *key); void tdes_nxp_receive(const void *in, void *out, size_t length, const void *key, unsigned char iv[8], int keymode); void tdes_nxp_send(const void *in, void *out, size_t length, const void *key, unsigned char iv[8], int keymode); void Desfire_des_key_new(const uint8_t value[8], desfirekey_t key);