Crypto++
8.6
Free C++ class library of cryptographic schemes

Linear Congruential Generator (LCG) More...
Public Member Functions  
LC_RNG (word32 init_seed)  
Construct a Linear Congruential Generator (LCG) More...  
void  GenerateBlock (byte *output, size_t size) 
Generate random array of bytes. More...  
word32  GetSeed () 
Public Member Functions inherited from RandomNumberGenerator  
virtual void  IncorporateEntropy (const byte *input, size_t length) 
Update RNG state with additional unpredictable values. More...  
virtual bool  CanIncorporateEntropy () const 
Determines if a generator can accept additional entropy. More...  
virtual byte  GenerateByte () 
Generate new random byte and return it. More...  
virtual unsigned int  GenerateBit () 
Generate new random bit and return it. More...  
virtual word32  GenerateWord32 (word32 min=0, word32 max=0xffffffffUL) 
Generate a random 32 bit word in the range min to max, inclusive. More...  
virtual void  GenerateIntoBufferedTransformation (BufferedTransformation &target, const std::string &channel, lword length) 
Generate random bytes into a BufferedTransformation. More...  
virtual void  DiscardBytes (size_t n) 
Generate and discard n bytes. More...  
template<class IT >  
void  Shuffle (IT begin, IT end) 
Randomly shuffle the specified array. More...  
Public Member Functions inherited from Algorithm  
Algorithm (bool checkSelfTestStatus=true)  
Interface for all crypto algorithms. More...  
virtual std::string  AlgorithmName () const 
Provides the name of this algorithm. More...  
virtual std::string  AlgorithmProvider () const 
Retrieve the provider of this algorithm. More...  
Public Member Functions inherited from Clonable  
virtual Clonable *  Clone () const 
Copies this object. More...  
Linear Congruential Generator (LCG)
Originally propsed by William S. England.

inline 

virtual 
Generate random array of bytes.
output  the byte buffer 
size  the length of the buffer, in bytes 
All generated values are uniformly distributed over the range specified within the the constraints of a particular generator.
Reimplemented from RandomNumberGenerator.