//----------------------------------------------------------------------------
//
//  Copyright (C) 2006 Intel Corporation
//
//  File:       MyRand.h
//
//  Contents:   Defines a windows based object for generating pseudo random
//              numbers.
//
//----------------------------------------------------------------------------

#ifndef _MY_RAND_H
#define _MY_RAND_H

#include <windows.h>
#include <exception>

using namespace std;

// This exception is thrown if any of the windows pseudo RNG functions fail
class RandomNumberError : exception
{
public:
	RandomNumberError()
	{}	
};

// A windows based object for generating pseudo random numbers
class MyRand
{
public:
	MyRand();
	~MyRand();
	// return a random 32 bit number
	unsigned int RandomNumber() const;
	// return a random 8 bit number
	unsigned char RandomByte() const;

private:
	HCRYPTPROV _hCryptProv;	
};

#endif