Saturday, 22 July 2017

DiceLockSecurity Knowledge

DicelockSecurity (version 9.X)

Windows - Source Code

DiceLock 9.0.0.1
DiceChecker 6.0.0.1
HashDigester 6.0.0.1
DiceLockTime 4.0.0.1
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arrow DiceLock 9.0.0.1 arrow baseSha32.h
baseSha32.h (base Sha 1 & 256 secure hash digest algorithm C++ header source code file) Print E-mail
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DiceLock Security governing software licenses are Free/Libre Source Code License and Educational and Research License
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//
// Creator:    http://www.dicelocksecurity.com
// Version:    vers.9.0.0.1
//
// Copyright (C) 2009-2013 DiceLock Security, LLC. All rights reserved.
//
//                               DISCLAIMER
//
// THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESSED OR IMPLIED WARRANTIES,
// INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
// AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
// REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
// OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// 
// DICELOCK IS A REGISTERED TRADEMARK OR TRADEMARK OF THE OWNERS.
// 
// DICELOCK IS PROTECTED BY US PATENT 7508945 AND EUROPEAN PATENT 1182777 WHERE APPLICABLE.
//
// LICENSE INFORMATION CAN BE OBTAINED AT CORPORATE WEB SITE
//
 
#ifndef BASESHA32_HPP
 
#define BASESHA32_HPP
 
#ifdef DICELOCKCIPHER_EXPORTS
   #define CLASS_DECLSPEC    __declspec(dllexport)
#else
   #define CLASS_DECLSPEC    __declspec(dllimport)
#endif
 
#include "baseHash.h"
 
 
#define BASESHA_32_Ch(x, y, z)    ((x & y) ^ ((~x) & z))
#define BASESHA_32_Maj(x, y, z)    ((x & y) ^ (x & z) ^ (y & z))
 
#define BASESHA_32_BLOCKBITS    512    // 512 block bits
#define BASESHA_32_BLOCKUCHARS    64     // 64  block unsigned chars
#define BASESHA_32_BLOCKUSHORTS    32     // 32  block unsigned shorts
#define BASESHA_32_BLOCKULONGS    16     // 16  block unsigned longs
 
#define BASESHA_32_EQUATIONMODULO  448
 
 
namespace DiceLockSecurity {
 
  namespace Hash {
 
 
  class BaseSha32 abstract : public BaseHash {
 
    protected:
 
      // Number of block bits to compute hash
      static const unsigned short int    hashBlockBits;
      // Number of block unsigned chars to compute hash
      static const unsigned short int    hashBlockUCs;
      // Number of block unsigned short ints to compute hash
      static const unsigned short int    hashBlockUSs;
      // Number of block unsigned long ints to compute hash
      static const unsigned short int    hashBlockULs;
 
      // Equation modulo constant value
      static const unsigned short int    equationModulo;
 
      // Array to store remaining bytes of intermediate hash operation
      unsigned char            remainingBytes[BASESHA_32_BLOCKUCHARS];
      unsigned long int          remainingBytesLength;
 
      // Total processed message length in bytes
      unsigned long int          messageBitLengthHigh;
      unsigned long int          messageBitLengthLow;
 
      // Adds messaage length processed, if it is greater than unsigned long makes use
      // of another usigned long to store overflow
      CLASS_DECLSPEC void AddMessageLength(unsigned long int byteLength);
 
      // Computes the chunk block of information  
      CLASS_DECLSPEC virtual void Compress(BaseCryptoRandomStream* digest, unsigned char* stream) {};
 
      // Swap bytes for little endian
      CLASS_DECLSPEC void SwapLittleEndian(void);
 
    public:
 
      // Constructor, default 
      CLASS_DECLSPEC BaseSha32();
 
      // Destructor
      CLASS_DECLSPEC virtual ~BaseSha32();
 
      // Adds the BaseCryptoRandomStream to the hash
      CLASS_DECLSPEC void Add(BaseCryptoRandomStream* stream);
 
      // Finalize the hash
      CLASS_DECLSPEC void Finalize(void);
 
      // Gets the number of bits in the hash block to be hashed
      CLASS_DECLSPEC unsigned short int GetBitHashBlockLength(void);
 
      // Gets the number of unsigned chars in the hash block to be hashed
      CLASS_DECLSPEC unsigned short int GetUCHashBlockLength(void);
 
      // Gets the number of unsigned short ints in the hash block to be hashed
      CLASS_DECLSPEC unsigned short int GetUSHashBlockLength(void);
 
      // Gets the number of unsigned long ints in the hash block to be hashed
      CLASS_DECLSPEC unsigned short int GetULHashBlockLength(void);
  };
  }
}
 
#endif