Code improved for less memory

[proxmark3-svn] / client / loclass / cipherutils.h

diff --git a/client/loclass/cipherutils.h b/client/loclass/cipherutils.h
index 84435da949a24c14fc58a9b69180ca6e29cc7758..568671791c9fff3eadc1560cdf6b95a4830c42e0 100644 (file)
--- a/client/loclass/cipherutils.h
+++ b/client/loclass/cipherutils.h
@@ -1,5 +1,17 @@
 /*****************************************************************************
 /*****************************************************************************

- * This file is part of iClassCipher. It is a reconstructon of the cipher engine
+ * WARNING
+ *
+ * THIS CODE IS CREATED FOR EXPERIMENTATION AND EDUCATIONAL USE ONLY. 
+ * 
+ * USAGE OF THIS CODE IN OTHER WAYS MAY INFRINGE UPON THE INTELLECTUAL 
+ * PROPERTY OF OTHER PARTIES, SUCH AS INSIDE SECURE AND HID GLOBAL, 
+ * AND MAY EXPOSE YOU TO AN INFRINGEMENT ACTION FROM THOSE PARTIES. 
+ * 
+ * THIS CODE SHOULD NEVER BE USED TO INFRINGE PATENTS OR INTELLECTUAL PROPERTY RIGHTS. 
+ *
+ *****************************************************************************
+ *
+ * This file is part of loclass. It is a reconstructon of the cipher engine

  * used in iClass, and RFID techology.
  *
  * The implementation is based on the work performed by
  * used in iClass, and RFID techology.
  *
  * The implementation is based on the work performed by


@@ -10,7 +22,7 @@
  *
  * 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
  *
  * 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.
+ * by the Free Software Foundation, or, at your option, any later version. 

  *
  * This file is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  *
  * This file is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of


@@ -18,9 +30,12 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
  * 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/>.
+ * along with loclass.  If not, see <http://www.gnu.org/licenses/>.
+ * 
+ * 

  ****************************************************************************/
 
  ****************************************************************************/
 

+

 #ifndef CIPHERUTILS_H
 #define CIPHERUTILS_H
 #include <stdint.h>
 #ifndef CIPHERUTILS_H
 #define CIPHERUTILS_H
 #include <stdint.h>


@@ -43,13 +58,18 @@ bool headBit( BitstreamIn *stream);
 bool tailBit( BitstreamIn *stream);
 void pushBit( BitstreamOut *stream, bool bit);
 int bitsLeft( 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);
+#ifndef ON_DEVICE

 int testCipherUtils(void);
 int testMAC();
 int testCipherUtils(void);
 int testMAC();

+#endif

 void push6bits( BitstreamOut* stream, uint8_t bits);
 void EncryptDES(bool key[56], bool outBlk[64], bool inBlk[64], int verbose) ;
 void push6bits( BitstreamOut* stream, uint8_t bits);
 void EncryptDES(bool key[56], bool outBlk[64], bool inBlk[64], int verbose) ;

+void x_num_to_bytes(uint64_t n, size_t len, uint8_t* dest);
+uint64_t x_bytes_to_num(uint8_t* src, size_t len);

 uint8_t reversebytes(uint8_t b);
 void reverse_arraybytes(uint8_t* arr, size_t len);
 uint8_t reversebytes(uint8_t b);
 void reverse_arraybytes(uint8_t* arr, size_t len);

-
+void reverse_arraycopy(uint8_t* arr, uint8_t* dest, size_t len);
+void printarr(char * name, uint8_t* arr, int len);
+void printvar(char * name, uint8_t* arr, int len);
+void printarr_human_readable(char * title, uint8_t* arr, int len);

 #endif // CIPHERUTILS_H
 #endif // CIPHERUTILS_H