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arrow DiceLock-x 9.0.0.1 arrow baseCryptoRandomStream.h
baseCryptoRandomStream.h (Crypto Random Stream base class C++ header source code file) Print E-mail
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//
// Creator:    http://www.dicelocksecurity.com
// Version:    vers.9.0.0.1
//
// Copyright (C) 2008-2013 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 BASECRYPTORANDOMSTREAM_HPP
 
#define BASECRYPTORANDOMSTREAM_HPP
 
#include "cryptoRandomStreams.h"
 
 
#define BYTEBITS     8 
#define SHORTBITS    16 
#define LONGBITS    32 
#define LONG64BITS    64 
 
#define SHORTBYTES     2
#define LONGBYTES     4 
 
 
namespace DiceLockSecurity {
 
  namespace CryptoRandomStream {
 
    // Bit byte structure
  struct byteBits {
    unsigned char bit0:1;
    unsigned char bit1:1;
    unsigned char bit2:1;
    unsigned char bit3:1;
    unsigned char bit4:1;
    unsigned char bit5:1;
    unsigned char bit6:1;
    unsigned char bit7:1;
  };
 
  class BaseCryptoRandomStream {
 
    protected:
 
      unsigned long int  bitLength;
      unsigned long int  reducedBitLength;
      unsigned long int  position;
      unsigned char *   cryptoStream;
 
      // Indicates if memory stream object has been internally generated
      bool  autoMemory;
 
    public:
 
      // Constructor, deafult 
      BaseCryptoRandomStream();
 
      // Constructor, sets an empty stream with the indicated length in unsigned long ints
      BaseCryptoRandomStream(unsigned long int bitLength) {};
 
      // Constructor, sets the pointed stream of the indicated length 
      BaseCryptoRandomStream(void* stream, unsigned long int streamBitLength) {};
 
      // Destructor
      virtual ~BaseCryptoRandomStream();
 
      // Sets the BaseCryptoRandomStream position, minimum value 0
      void SetBitPosition(unsigned long int newPosition);
 
      // Gets the current bit position
      unsigned long int GetBitPosition(void);
 
      // Gets the stream length in bits
      unsigned long int GetBitLength(void);
 
      // Gets the stream length in unsigned char type
      unsigned long int GetUCLength(void);
 
      // Gets the stream length in unsigned short type
      unsigned long int GetUSLength(void);
 
      // Gets the stream length in unsigned long type
      unsigned long int GetULLength(void);
 
      // Gets the stream length in unsigned 64 bits
      unsigned long long int Get64Length(void);
 
      // Sets an empty stream with the indicated length in bits
      void SetCryptoRandomStreamBit(unsigned long int streamBitLength);
 
      // Set the pointed stream of indicated length in bits
      void SetCryptoRandomStreamBit(void*, unsigned long int streamBitLength);
 
      // Sets an empty stream with the indicated length in unsigned chars
      void SetCryptoRandomStreamUC(unsigned long int streamUCLength);
 
      // Set the pointed stream of indicated length in unsigned chars
      void SetCryptoRandomStreamUC(void*, unsigned long int streamUCLength);
 
      // Sets an empty stream with the indicated length in unsigned shorts
      void SetCryptoRandomStreamUS(unsigned long int streamUSLength);
 
      // Set the pointed stream of indicated length in unsigned shorts
      void SetCryptoRandomStreamUS(void*, unsigned long int streamUSLength);
 
      // Sets an empty stream with the indicated length in unsigned long int
      void SetCryptoRandomStreamUL(unsigned long int streamULLength);
 
      // Set the pointed stream of indicated length in unsigned long int
      void SetCryptoRandomStreamUL(void*, unsigned long int streamULLength);
 
      // Set the pointed stream as hexadecimal string
      void SetCryptoRandomStreamHexString(const char* hexStream);
 
      // Set the pointed string stream in unsigned chars
      void SetCryptoRandomStreamASCIIString(const char* string);
 
      // Gets the pointer to the memory stream 
      void* GetCryptoRandomStreamMemory(void);
 
      // Sets the BaseCryptoRandomStream bit at current position and moves pointer to the following bit
      void SetBitForward(unsigned char newBit);
 
      // Sets the BaseCryptoRandomStream bit at current position and moves pointer to the previous bit
      void SetBitReverse(unsigned char newBit);
 
      // Gets the BaseCryptoRandomStream bit at current position and moves pointer to the following bit
      unsigned char GetBitForward(void);
 
      // Gets the BaseCryptoRandomStream bit at current position and moves pointer to the previous bit
      unsigned char GetBitReverse(void);
 
      // Sets the stream to an specified bit value (0 or 1)
      void FillBit(unsigned char bit);
      
      // Sets the stream to an specified bit unsigned char value
      void FillUC(unsigned char value);
      
      // Sets the stream to an specified bit unsigned short value
      void FillUS(unsigned short int value);
      
      // Sets the stream to an specified bit unsigned long int value
      void FillUL(unsigned long int value);
 
      // Sets the bit unsigned char (value 0 or 1) at specified postion, position based in array of bits
      void SetBitPosition(unsigned long int position, unsigned char bitData);
 
      // Sets the unsigned char at specified postion, position based in array of unsigned char
      void SetUCPosition(unsigned long int position, unsigned char charData);
 
      // Sets the unsigned short at specified postion, position based in array of unsigned short
      void SetUSPosition(unsigned long int position, unsigned short int shortData);
      
      // Sets the unsigned long at specified postion, position based in array of unsigned long
      void SetULPosition(unsigned long int position, unsigned long int longData);
      
      // Sets the unsigned 64 bit at specified postion, position based in array of unsigned long long int
      void Set64Position(unsigned long long int position, unsigned long long int longData);
      
      // Gets the bit unsigned char (vakue  0 or 1) at specified postion, position based in array of bits
      unsigned char GetBitPosition(unsigned long int position);
 
      // Gets the unsigned char at specified postion, position based in array of unsigned char
      unsigned char GetUCPosition(unsigned long int position);
 
      // Gets the unsigned short at specified postion, position based in array of unsigned short
      unsigned short int GetUSPosition(unsigned long int position);
      
      // Gets the unsigned long at specified postion, position based in array of unsigned long
      unsigned long int GetULPosition(unsigned long int position);
      
      // Gets the unsigned 64 bit at specified postion, position based in array of unsigned 64 bit
      unsigned long long int Get64Position(unsigned long long int position);
      
      // Gets the unsigned char address at specified postion, position based in array of unsigned char
      unsigned char* GetUCAddressPosition(unsigned long int position);
 
      // Gets the unsigned short int address at specified postion, position based in array of unsigned short
      unsigned short int* GetUSAddressPosition(unsigned long int position);
 
      // Gets the unsigned long int address at specified postion, position based in array of unsigned long
      unsigned long int* GetULAddressPosition(unsigned long int position);
 
      // Gets the unsigned long long int address at specified postion, position based in array of unsigned 64 bit
      unsigned long long int* Get64AddressPosition(unsigned long long int position);
 
      // Gets the baseCryptoRandomStream portion at specified position with
      // from baseCryptoRandomStream object, position and length based in bits (starting point must be
      // unsigned char aligned)
      void GetBitSubRandomStream(BaseCryptoRandomStream* subStream, unsigned long int position);
 
      // Gets the baseCryptoRandomStream portion at specified postion with 
      // from baseCryptoRandomStream object, position and length based in array of unsigned char
      void GetUCSubRandomStream(BaseCryptoRandomStream* subStream, unsigned long int position);
 
      // Gets the baseCryptoRandomStream portion at specified postion
      // from baseCryptoRandomStream object, position and length based in array of unsigned short int
      void GetUSSubRandomStream(BaseCryptoRandomStream* subStream, unsigned long int position);
 
      // Gets the baseCryptoRandomStream portion at specified postion
      // from baseCryptoRandomStream object, position and length based in array of unsigned long int
      void GetULSubRandomStream(BaseCryptoRandomStream* subStream, unsigned long int position);
 
      // Gets the baseCryptoRandomStream portion at specified position with a specified length
      // from baseCryptoRandomStream object, position and length based in bits (starting point must be
      // unsigned char aligned)
      void GetBitSubRandomStream(BaseCryptoRandomStream* subStream, unsigned long int position, unsigned long int bitLength);
 
      // Gets the baseCryptoRandomStream portion at specified postion with a specified length 
      // from baseCryptoRandomStream object, position and length based in array of unsigned char
      void GetUCSubRandomStream(BaseCryptoRandomStream* subStream, unsigned long int position, unsigned long int ucLength);
 
      // Gets the baseCryptoRandomStream portion at specified postion with a specified length 
      // from baseCryptoRandomStream object, position and length based in array of unsigned short int
      void GetUSSubRandomStream(BaseCryptoRandomStream* subStream, unsigned long int position, unsigned long int usLength);
 
      // Gets the baseCryptoRandomStream portion at specified postion with a specified length 
      // from baseCryptoRandomStream object, position and length based in array of unsigned long int
      void GetULSubRandomStream(BaseCryptoRandomStream* subStream, unsigned long int position, unsigned long int ulLength);
 
      // Reduces considered length of BaseCryptoRandomStream, real length is mantained, 
      // but any access to BaseCryptoRandomStream through the interface will be limited to 
      // the new considered length. BaseCryptoRandomStream will remain with its original 
      // length and using the specified memory.
      // Reduces length in bits.
      void ReduceBitLength(unsigned long int bitLength);
 
      // Reduces considered length of BaseCryptoRandomStream, real length is mantained, 
      // but any access to BaseCryptoRandomStream through the interface will be limited to 
      // the new considered length. BaseCryptoRandomStream will remain with its original 
      // length and using the specified memory.
      // Reduces length in unsigned chars.
      void ReduceUCLength(unsigned long int ucLength);
 
      // Reduces considered length of BaseCryptoRandomStream, real length is mantained, 
      // but any access to BaseCryptoRandomStream through the interface will be limited to 
      // the new considered length. BaseCryptoRandomStream will remain with its original 
      // length and using the specified memory.
      // Reduces length in unsigned short ints.
      void ReduceUSLength(unsigned long int usLength);
 
      // Reduces considered length of BaseCryptoRandomStream, real length is mantained, 
      // but any access to BaseCryptoRandomStream through the interface will be limited to 
      // the new considered length. BaseCryptoRandomStream will remain with its original 
      // length and using the specified memory.
      // Reduces length in unsigned long ints.
      void ReduceULLength(unsigned long int ulLength);
 
      // Indicates if BaseCryptoRandomStream's length has been reduced in a 
      // fictitious way
      bool ReducedLength(void);
 
      // Gets amount of reduced length from original stream in bits.
      unsigned long int GetReducedBitLength(void);
 
      // Gets amount of reduced length from original stream in unsigned chars.
      unsigned long int GetReducedUCLength(void);
 
      // Gets amount of reduced length from original stream in unsigned short ints.
      unsigned long int GetReducedUSLength(void);
 
      // Gets amount of reduced length from original stream in unsigned long ints.
      unsigned long int GetReducedULLength(void);
 
      // Restores original length of BaseCryptoRandomStream and removes any 
      // fictitious reduced length 
      void RestoreLength(void);
 
      // Operator equal, compares the BaseCryptoRandomStream object with the 
      // BaseCryptoRandomStream parameter
      bool Equals(BaseCryptoRandomStream* otherStream);
 
      // Operator copy, copies the content of BaseCryptoRandomStream object
      // to the BaseCryptoRandomStream object passed as parameter
      void CopyTo(BaseCryptoRandomStream* target);
 
      // Operator xor, xores the content of BaseCryptoRandomStream object with
      // BaseCryptoRandomStream stream
      void Xor(BaseCryptoRandomStream* stream);
 
      // Operator xor, xores the content of BaseCryptoRandomStream object with
      // stream of unsigned long ints
      void Xor(unsigned long int* stream, unsigned long int ulLength);
 
      // Make BaseCryptoRandomStream to grow up to unsigned long ints in bits
      void GrowToBits(unsigned long int numberBits);
 
      // Make BaseCryptoRandomStream to grow up to unsigned long ints in unsigned chars
      virtual void GrowToUCs(unsigned long int numberUCs) {};
 
      // Make BaseCryptoRandomStream to grow up to unsigned long ints in unsigned short ints
      void GrowToUSs(unsigned long int numberUSs);
 
      // Make BaseCryptoRandomStream to grow up to unsigned long ints in unsigned long ints
      void GrowToULs(unsigned long int numberULs);
 
      // Make BaseCryptoRandomStream to adjust just to unsigned long ints in bits
      void AdjustToBits(unsigned long int numberBits);
 
      // Make BaseCryptoRandomStream to adjust just to unsigned long ints in unsigned chars
      virtual void AdjustToUCs(unsigned long int numberUCs) {};
 
      // Make BaseCryptoRandomStream to adjust just to unsigned long ints in unsigned short ints
      void AdjustToUSs(unsigned long int numberUSs);
 
      // Make BaseCryptoRandomStream to adjust just to unsigned long ints in unsigned long ints
      void AdjustToULs(unsigned long int numberULs);
 
      // Gets the CryptoRandomStream type of the object
      virtual CryptoRandomStreams GetCryptoRandomStreamType(void) {return Stream_NotDefined;};
 
  };
 
  }
}
 
#endif