github/proxmark3
1
0
Fork 0
mirror of https://github.com/Proxmark/proxmark3.git synced 2025-07-11 07:46:09 -07:00
Code Issues Projects Releases Packages Wiki Activity Actions

Updated proxmark research with Holiman's loclass framework

Browse source
This commit is contained in:
Andrew Davies 2014-05-02 11:11:54 +01:00
parent c3963755b7
commit a66fca86b9
10 changed files with 2383 additions and 5 deletions
Download patch file Download diff file Expand all files Collapse all files

55
client/loclass/cipherutils.h Normal file
View file

@ -0,0 +1,55 @@
/*****************************************************************************
* This file is part of iClassCipher. It is a reconstructon of the cipher engine
* used in iClass, and RFID techology.
*
* The implementation is based on the work performed by
* Flavio D. Garcia, Gerhard de Koning Gans, Roel Verdult and
* Milosch Meriac in the paper "Dismantling IClass".
*
* Copyright (C) 2014 Martin Holst Swende
*
* This is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation.
*
* This file 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 IClassCipher. If not, see <http://www.gnu.org/licenses/>.
****************************************************************************/
#ifndef CIPHERUTILS_H
#define CIPHERUTILS_H
#include <stdint.h>
#include <stdbool.h>
#include <stdlib.h>
typedef struct {
uint8_t * buffer;
uint8_t numbits;
uint8_t position;
} BitstreamIn;
typedef struct {
uint8_t * buffer;
uint8_t numbits;
uint8_t position;
}BitstreamOut;
bool headBit( BitstreamIn *stream);
bool tailBit( BitstreamIn *stream);
void pushBit( BitstreamOut *stream, bool bit);
int bitsLeft( BitstreamIn *stream);
bool xorbits_8(uint8_t val);
bool xorbits_16(uint16_t val);
int testCipherUtils(void);
int testMAC();
void push6bits( BitstreamOut* stream, uint8_t bits);
void EncryptDES(bool key[56], bool outBlk[64], bool inBlk[64], int verbose) ;
uint8_t reversebytes(uint8_t b);
void reverse_arraybytes(uint8_t* arr, size_t len);
#endif // CIPHERUTILS_H