digestimplbase.h

这是一个基于VS2003开发的数据加密和解密的程序

/*!
	\file DigestImplBase.h
	\author Jackson
	\date 13/1/2005
*/

#ifndef _LUCID_HASH_DIGESTIMPLBASE_H_
#define _LUCID_HASH_DIGESTIMPLBASE_H_

#ifdef _MSC_VER
#	include <mbstring.h>
#endif

#include "ShareLib.h"

#include <string.h>
#include "EncodeAlgorithm.h"

namespace Lucid {

namespace Encryption {

//! \class TDigestImplBase
/*!
	\brief Digest implementation interface
*/
class TDigestImplBase 
{
public:
	
	//! Constructor
	TDigestImplBase( THashAlgorithm algorithm = NO_DIGEST):mAlgorithm(algorithm){}
	

	//! Desstructor
	/*!
	*/
	virtual ~TDigestImplBase() {}

	/*!
		\brief encode input byte array
		\param input input byte array
		\param output output byte array
		\param input_len length of input array
		\param output_len length of output array
	*/
	virtual void Digest(const char *inputm, unsigned char* outputd, unsigned int inputm_len, unsigned int &outputd_len) = 0;

	

	/*!
		\brief get the algorithm for digest
	*/
	 THashAlgorithm GetAlgorithm() const 
	 {
		return mAlgorithm;
	 }

private:
	
	 THashAlgorithm mAlgorithm;
};

}

}

#endif	// _LUCID_HASH_DIGESTIMPLBASE_H_