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ADD: Midnitesnaks's & Pentura labs Ultralight-c modifications in ARMSRC.

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ADD:  des.c  ,  aes.c  in ARMSRC
This commit is contained in:
iceman1001 2015-01-13 23:18:04 +01:00
parent 952a8bb59b
commit a631936e84
11 changed files with 1930 additions and 12 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

12
armsrc/Makefile
View file

@ -10,7 +10,7 @@ APP_INCLUDES = apps.h
#remove one of the following defines and comment out the relevant line
#in the next section to remove that particular feature from compilation
APP_CFLAGS = -DWITH_LF -DWITH_ISO15693 -DWITH_ISO14443a -DWITH_ISO14443b -DWITH_ICLASS -DWITH_LEGICRF -DWITH_HITAG -fno-strict-aliasing
APP_CFLAGS = -DWITH_LF -DWITH_ISO15693 -DWITH_ISO14443a -DWITH_ISO14443b -DWITH_ICLASS -DWITH_LEGICRF -DWITH_HITAG -DWITH_CRC -fno-strict-aliasing
#-DWITH_LCD
#SRC_LCD = fonts.c LCD.c
@ -18,7 +18,8 @@ SRC_LF = lfops.c hitag2.c
SRC_ISO15693 = iso15693.c iso15693tools.c
SRC_ISO14443a = epa.c iso14443a.c mifareutil.c mifarecmd.c mifaresniff.c
SRC_ISO14443b = iso14443.c
SRC_CRAPTO1 = crapto1.c crypto1.c
SRC_CRAPTO1 = crapto1.c crypto1.c des.c aes.c
SRC_CRC = iso14443crc.c crc.c crc16.c crc32.c
THUMBSRC = start.c \
$(SRC_LCD) \
@ -34,15 +35,14 @@ THUMBSRC = start.c \
# These are to be compiled in ARM mode
ARMSRC = fpgaloader.c \
legicrf.c \
iso14443crc.c \
crc16.c \
lfdemod.c \
$(SRC_ISO14443a) \
$(SRC_ISO14443b) \
$(SRC_CRAPTO1) \
$(SRC_CRC) \
legic_prng.c \
iclass.c \
crc.c
iclass.c
# stdint.h provided locally until GCC 4.5 becomes C99 compliant
APP_CFLAGS += -I.

1168
armsrc/aes.c Normal file
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File diff suppressed because it is too large Load diff

30
armsrc/aes.h Normal file
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@ -0,0 +1,30 @@
/*
* AES Cryptographic Algorithm Header File. Include this header file in
* your source which uses these given APIs. (This source is kept under
* public domain)
*/
// AES context structure
typedef struct {
unsigned int Ek[60];
unsigned int Dk[60];
unsigned int Iv[4];
unsigned char Nr;
unsigned char Mode;
} AesCtx;
// key length in bytes
#define KEY128 16
#define KEY192 24
#define KEY256 32
// block size in bytes
#define BLOCKSZ 16
// mode
#define EBC 0
#define CBC 1
// AES API function prototype
int AesCtxIni(AesCtx *pCtx, unsigned char *pIV, unsigned char *pKey, unsigned int KeyLen, unsigned char Mode);
int AesEncrypt(AesCtx *pCtx, unsigned char *pData, unsigned char *pCipher, unsigned int DataLen);
int AesDecrypt(AesCtx *pCtx, unsigned char *pCipher, unsigned char *pData, unsigned int CipherLen);

12
armsrc/appmain.c
View file

@ -798,8 +798,17 @@ void UsbPacketReceived(uint8_t *packet, int len)
case CMD_MIFAREU_READBL:
MifareUReadBlock(c->arg[0],c->d.asBytes);
break;
case CMD_MIFAREUC_AUTH1:
MifareUC_Auth1(c->arg[0],c->d.asBytes);
break;
case CMD_MIFAREUC_AUTH2:
MifareUC_Auth2(c->arg[0],c->d.asBytes);
break;
case CMD_MIFAREU_READCARD:
MifareUReadCard(c->arg[0],c->d.asBytes);
MifareUReadCard(c->arg[0],c->arg[1],c->d.asBytes);
break;
case CMD_MIFAREUC_READCARD:
MifareUReadCard(c->arg[0],c->arg[1],c->d.asBytes);
break;
case CMD_MIFARE_READSC:
MifareReadSector(c->arg[0], c->arg[1], c->arg[2], c->d.asBytes);
@ -855,6 +864,7 @@ void UsbPacketReceived(uint8_t *packet, int len)
case CMD_MIFARE_SNIFFER:
SniffMifare(c->arg[0]);
break;
#endif
#ifdef WITH_ICLASS

25
armsrc/apps.h
View file

@ -18,6 +18,8 @@
#include "hitag2.h"
#include "mifare.h"
#include "../common/crc32.h"
// The large multi-purpose buffer, typically used to hold A/D samples,
// maybe processed in some way.
#define BIGBUF_SIZE 40000
@ -177,7 +179,9 @@ void ReaderMifare(bool first_try);
int32_t dist_nt(uint32_t nt1, uint32_t nt2);
void MifareReadBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *data);
void MifareUReadBlock(uint8_t arg0,uint8_t *datain);
void MifareUReadCard(uint8_t arg0,uint8_t *datain);
void MifareUC_Auth1(uint8_t arg0, uint8_t *datain);
void MifareUC_Auth2(uint32_t arg0, uint8_t *datain);
void MifareUReadCard(uint8_t arg0, int Pages, uint8_t *datain);
void MifareReadSector(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain);
void MifareWriteBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain);
void MifareUWriteBlock(uint8_t arg0,uint8_t *datain);
@ -194,6 +198,25 @@ void MifareCSetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datai
void MifareCGetBlock(uint32_t arg0, uint32_t arg1, uint32_t arg2, uint8_t *datain);
void MifareCIdent(); // is "magic chinese" card?
//desfire
void Mifare_DES_Auth1(uint8_t arg0,uint8_t *datain);
void Mifare_DES_Auth2(uint32_t arg0, uint8_t *datain);
// mifaredesfire.h
bool InitDesfireCard();
void MifareSendCommand(uint8_t arg0,uint8_t arg1, uint8_t *datain);
void MifareDesfireGetInformation();
void MifareDES_Auth1(uint8_t arg0,uint8_t arg1,uint8_t arg2, uint8_t *datain);
void ReaderMifareDES(uint32_t param, uint32_t param2, uint8_t * datain);
int DesfireAPDU(uint8_t *cmd, size_t cmd_len, uint8_t *dataout);
size_t CreateAPDU( uint8_t *datain, size_t len, uint8_t *dataout);
void OnSuccess();
void OnError(uint8_t reason);
/// iso15693.h
void RecordRawAdcSamplesIso15693(void);
void AcquireRawAdcSamplesIso15693(void);

383
armsrc/des.c Normal file
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@ -0,0 +1,383 @@
/* des.c */
/*
This file is part of the ARM-Crypto-Lib.
Copyright (C) 2006-2010 Daniel Otte (daniel.otte@rub.de)
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/>.
*/
/**
* \file des.c
* \author Daniel Otte
* \email daniel.otte@rub.de
* \date 2007-06-16
* \brief DES and EDE-DES implementation
* \license GPLv3 or later
*
*/
#include <stdint.h>
#include <string.h>
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 x,t=0;
for(bit=0; bit<8; ++bit){
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;
uint8_t *sbp; /* sboxpointer */
permute((uint8_t*)e_permtab, (uint8_t*)&r, (uint8_t*)&data);
for(i=0; i<7; ++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;
}
/******************************************************************************/
void des_enc(void* out, const void* in, const void* key){
#define R *((uint32_t*)&(data[4]))
#define L *((uint32_t*)&(data[0]))
uint8_t data[8],kr[6],k[7];
uint8_t i;
permute((uint8_t*)ip_permtab, (uint8_t*)in, data);
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, data, (uint8_t*)out);
}
/******************************************************************************/
void des_dec(void* out, const void* in, const uint8_t* key){
#define R *((uint32_t*)&(data[4]))
#define L *((uint32_t*)&(data[0]))
uint8_t data[8],kr[6],k[7];
int8_t i;
permute((uint8_t*)ip_permtab, (uint8_t*)in, data);
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, data, (uint8_t*)out);
}
/******************************************************************************/
void tdes_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 tdes_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);
}
/******************************************************************************/

107
armsrc/des.h Normal file
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@ -0,0 +1,107 @@
/* des.h */
/*
This file is part of the ARM-Crypto-Lib.
Copyright (C) 2008 Daniel Otte (daniel.otte@rub.de)
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/>.
*/
/**
* \file des.h
* \author Daniel Otte
* \date 2007-06-16
* \brief des and tdes declarations
* \license GPLv3 or later
*
*/
#ifndef DES_H_
#define DES_H_
/* the FIPS 46-3 (1999-10-25) name for triple DES is triple data encryption algorithm so TDEA.
* Also we only implement the three key mode */
/** \def tdea_enc
* \brief defining an alias for void tdes_enc(void* out, const void* in, const void* key)
*/
/** \def tdea_dec
* \brief defining an alias for void tdes_dec(void* out, const void* in, const void* key)
*/
#define tdea_enc tdes_enc
#define tdea_dec tdes_dec
/** \fn void des_enc(void* out, const void* in, const void* key)
* \brief encrypt a block with DES
*
* This function encrypts a block of 64 bits (8 bytes) with the DES algorithm.
* Key expansion is done automatically. The key is 64 bits long, but note that
* only 56 bits are used (the LSB of each byte is dropped). The input and output
* blocks may overlap.
*
* \param out pointer to the block (64 bit = 8 byte) where the ciphertext is written to
* \param in pointer to the block (64 bit = 8 byte) where the plaintext is read from
* \param key pointer to the key (64 bit = 8 byte)
*/
void des_enc(void* out, const void* in, const void* key);
/** \fn void des_dec(void* out, const void* in, const void* key)
* \brief decrypt a block with DES
*
* This function decrypts a block of 64 bits (8 bytes) with the DES algorithm.
* Key expansion is done automatically. The key is 64 bits long, but note that
* only 56 bits are used (the LSB of each byte is dropped). The input and output
* blocks may overlap.
*
* \param out pointer to the block (64 bit = 8 byte) where the plaintext is written to
* \param in pointer to the block (64 bit = 8 byte) where the ciphertext is read from
* \param key pointer to the key (64 bit = 8 byte)
*/
void des_dec(void* out, const void* in, const void* key);
/** \fn void tdes_enc(void* out, const void* in, const void* key)
* \brief encrypt a block with Tripple-DES
*
* This function encrypts a block of 64 bits (8 bytes) with the Tripple-DES (EDE)
* algorithm. Key expansion is done automatically. The key is 192 bits long, but
* note that only 178 bits are used (the LSB of each byte is dropped). The input
* and output blocks may overlap.
*
* \param out pointer to the block (64 bit = 8 byte) where the ciphertext is written to
* \param in pointer to the block (64 bit = 8 byte) where the plaintext is read from
* \param key pointer to the key (192 bit = 24 byte)
*/
void tdes_enc(void* out, const void* in, const void* key);
/** \fn void tdes_dec(void* out, const void* in, const void* key)
* \brief decrypt a block with Tripple-DES
*
* This function decrypts a block of 64 bits (8 bytes) with the Tripple-DES (EDE)
* algorithm. Key expansion is done automatically. The key is 192 bits long, but
* note that only 178 bits are used (the LSB of each byte is dropped). The input
* and output blocks may overlap.
*
* \param out pointer to the block (64 bit = 8 byte) where the plaintext is written to
* \param in pointer to the block (64 bit = 8 byte) where the ciphertext is read from
* \param key pointer to the key (192 bit = 24 byte)
*/
void tdes_dec(void* out, const void* in, const void* key);
#endif /*DES_H_*/
// Copied from des.h in desfire imp.
typedef unsigned long DES_KS[16][2]; /* Single-key DES key schedule */
typedef unsigned long DES3_KS[48][2]; /* Triple-DES key schedule */
extern int Asmversion; /* 1 if we're linked with an asm version, 0 if C */

123
armsrc/mifarecmd.c
View file

@ -17,6 +17,8 @@
#include "apps.h"
#include "util.h"
#include "crc.h"
//-----------------------------------------------------------------------------
// Select, Authenticate, Read a MIFARE tag.
// read block
@ -80,7 +82,71 @@ void MifareReadBlock(uint8_t arg0, uint8_t arg1, uint8_t arg2, uint8_t *datain)
cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,16);
LED_B_OFF();
// Thats it...
FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
LEDsoff();
}
void MifareUC_Auth1(uint8_t arg0, uint8_t *datain){
byte_t isOK = 0;
byte_t dataoutbuf[16] = {0x00};
uint8_t uid[10] = {0x00};
uint32_t cuid;
LED_A_ON();
LED_B_OFF();
LED_C_OFF();
iso14a_clear_trace();
iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);
if(!iso14443a_select_card(uid, NULL, &cuid)) {
if (MF_DBGLEVEL >= MF_DBG_ERROR)
Dbprintf("Can't select card");
OnError(0);
return;
};
if(mifare_ultra_auth1(cuid, dataoutbuf)){
if (MF_DBGLEVEL >= MF_DBG_ERROR)
Dbprintf("Authentication part1: Fail.");
OnError(1);
return;
}
isOK = 1;
if (MF_DBGLEVEL >= MF_DBG_EXTENDED)
DbpString("AUTH 1 FINISHED");
cmd_send(CMD_ACK,isOK,cuid,0,dataoutbuf,11);
LEDsoff();
}
void MifareUC_Auth2(uint32_t arg0, uint8_t *datain){
uint32_t cuid = arg0;
uint8_t key[16] = {0x00};
byte_t isOK = 0;
byte_t dataoutbuf[16] = {0x00};
memcpy(key, datain, 16);
LED_A_ON();
LED_B_OFF();
LED_C_OFF();
if(mifare_ultra_auth2(cuid, key, dataoutbuf)){
if (MF_DBGLEVEL >= MF_DBG_ERROR)
Dbprintf("Authentication part2: Fail...");
OnError(1);
return;
}
isOK = 1;
if (MF_DBGLEVEL >= MF_DBG_EXTENDED)
DbpString("AUTH 2 FINISHED");
cmd_send(CMD_ACK,isOK,0,0,dataoutbuf,11);
FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
LEDsoff();
}
@ -1061,3 +1127,58 @@ void MifareCIdent(){
//
// DESFIRE
//
void Mifare_DES_Auth1(uint8_t arg0, uint8_t *datain){
byte_t dataout[11] = {0x00};
uint8_t uid[10] = {0x00};
uint32_t cuid;
iso14a_clear_trace();
iso14443a_setup(FPGA_HF_ISO14443A_READER_LISTEN);
int len = iso14443a_select_card(uid, NULL, &cuid);
if(!len) {
if (MF_DBGLEVEL >= MF_DBG_ERROR)
Dbprintf("Can't select card");
OnError(1);
return;
};
if(mifare_desfire_des_auth1(cuid, dataout)){
if (MF_DBGLEVEL >= MF_DBG_ERROR)
Dbprintf("Authentication part1: Fail.");
OnError(4);
return;
}
if (MF_DBGLEVEL >= MF_DBG_EXTENDED) DbpString("AUTH 1 FINISHED");
cmd_send(CMD_ACK,1,cuid,0,dataout, sizeof(dataout));
}
void Mifare_DES_Auth2(uint32_t arg0, uint8_t *datain){
uint32_t cuid = arg0;
uint8_t key[16] = {0x00};
byte_t isOK = 0;
byte_t dataout[12] = {0x00};
memcpy(key, datain, 16);
isOK = mifare_desfire_des_auth2(cuid, key, dataout);
if( isOK) {
if (MF_DBGLEVEL >= MF_DBG_EXTENDED)
Dbprintf("Authentication part2: Failed");
OnError(4);
return;
}
if (MF_DBGLEVEL >= MF_DBG_EXTENDED)
DbpString("AUTH 2 FINISHED");
cmd_send(CMD_ACK, isOK, 0, 0, dataout, sizeof(dataout));
FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF);
LEDsoff();
}

75
armsrc/mifareutil.c
View file

@ -93,10 +93,30 @@ int mifare_sendcmd_short_special(struct Crypto1State *pcs, uint8_t crypted, uint
AppendCrc14443a(dcmd, 6);
ReaderTransmit(dcmd, sizeof(dcmd), NULL);
int len = ReaderReceive(answer, answer_parity);
if(!len)
{
if(!len) {
if (MF_DBGLEVEL >= 1) Dbprintf("Authentication failed. Card timeout.");
return 2;
}
return len;
}
int mifare_sendcmd_short_mfucauth(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t *data, uint8_t *answer, uint8_t *answer_parity, uint32_t *timing)
{
uint8_t dcmd[19];
int len;
dcmd[0] = cmd;
memcpy(dcmd+1,data,16);
AppendCrc14443a(dcmd, 17);
ReaderTransmit(dcmd, sizeof(dcmd), timing);
len = ReaderReceive(answer, answer_parity);
if(!len) {
if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("Authentication failed. Card timeout.");
len = ReaderReceive(answer,answer_parity);
}
if(len==1) {
if (MF_DBGLEVEL >= MF_DBG_ERROR) Dbprintf("NAK - Authentication failed.");
return 1;
}
return len;
}
@ -278,6 +298,57 @@ int mifare_classic_readblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blo
return 0;
}
// mifare ultralight commands
int mifare_ultra_auth1(uint32_t uid, uint8_t *blockData){
uint16_t len;
uint8_t *receivedAnswer = get_bigbufptr_recvrespbuf();
uint8_t *receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE;
len = mifare_sendcmd_short(NULL, 1, 0x1A, 0x00, receivedAnswer,receivedAnswerPar ,NULL);
if (len == 1) {
if (MF_DBGLEVEL >= MF_DBG_ERROR)
Dbprintf("Cmd Error: %02x", receivedAnswer[0]);
return 1;
}
if (len != 11)
return 1;
if (MF_DBGLEVEL >= MF_DBG_EXTENDED) {
Dbprintf("Auth1 Resp: %02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x",
receivedAnswer[0],receivedAnswer[1],receivedAnswer[2],receivedAnswer[3],receivedAnswer[4],
receivedAnswer[5],receivedAnswer[6],receivedAnswer[7],receivedAnswer[8],receivedAnswer[9],
receivedAnswer[10]);
}
memcpy(blockData, receivedAnswer, 11);
return 0;
}
int mifare_ultra_auth2(uint32_t uid, uint8_t *key, uint8_t *blockData){
uint16_t len;
uint8_t *receivedAnswer = get_bigbufptr_recvrespbuf();
uint8_t *receivedAnswerPar = receivedAnswer + MAX_FRAME_SIZE;
len = mifare_sendcmd_short_mfucauth(NULL, 1, 0xAF, key, receivedAnswer, receivedAnswerPar, NULL);
if (len == 1) {
if (MF_DBGLEVEL >= MF_DBG_ERROR)
Dbprintf("Cmd Error: %02x", receivedAnswer[0]);
return 1;
}
if (len != 11)
return 1;
if (MF_DBGLEVEL >= MF_DBG_EXTENDED) {
Dbprintf("Auth2 Resp: %02x%02x%02x%02x%02x%02x%02x%02x%02x%02x",
receivedAnswer[0],receivedAnswer[1],receivedAnswer[2],receivedAnswer[3],receivedAnswer[4],
receivedAnswer[5],receivedAnswer[6],receivedAnswer[7],receivedAnswer[8],receivedAnswer[9],
receivedAnswer[10]);
}
memcpy(blockData, receivedAnswer, 11);
return 0;
}
int mifare_ultra_readblock(uint32_t uid, uint8_t blockNo, uint8_t *blockData)
{
uint16_t len;

5
armsrc/mifareutil.h
View file

@ -56,17 +56,22 @@ extern int MF_DBGLEVEL;
uint8_t* mifare_get_bigbufptr(void);
int mifare_sendcmd_short(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing);
int mifare_sendcmd_short_special(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t *data, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing);
int mifare_sendcmd_short_mfucauth(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t *data, uint8_t *answer, uint8_t *answer_parity, uint32_t *timing);
int mifare_sendcmd_shortex(struct Crypto1State *pcs, uint8_t crypted, uint8_t cmd, uint8_t data, uint8_t* answer, uint8_t *answer_parity, uint32_t *timing);
int mifare_classic_auth(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint8_t isNested);
int mifare_classic_authex(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t keyType, uint64_t ui64Key, uint8_t isNested, uint32_t * ntptr, uint32_t *timing);
int mifare_classic_readblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData);
int mifare_ultra_auth1(uint32_t cuid, uint8_t *blockData);
int mifare_ultra_auth2(uint32_t cuid, uint8_t *key, uint8_t *blockData);
int mifare_ultra_readblock(uint32_t uid, uint8_t blockNo, uint8_t *blockData);
int mifare_classic_writeblock(struct Crypto1State *pcs, uint32_t uid, uint8_t blockNo, uint8_t *blockData);
int mifare_ultra_writeblock(uint32_t uid, uint8_t blockNo, uint8_t *blockData);
int mifare_ultra_special_writeblock(uint32_t uid, uint8_t blockNo, uint8_t *blockData);
int mifare_classic_halt(struct Crypto1State *pcs, uint32_t uid);
int mifare_ultra_halt(uint32_t uid);
// crypto functions
void mf_crypto1_decrypt(struct Crypto1State *pcs, uint8_t *receivedCmd, int len);

2
armsrc/util.h
View file

@ -13,7 +13,7 @@
#include <stddef.h>
#include <stdint.h>
#include <common.h>
#include "common.h"
#define BYTEx(x, n) (((x) >> (n * 8)) & 0xff )