Hash.h

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//==============================================================================================
//  FILENAME    :   Hash.h
//  AUTHOR      :   Yuan Ding
//  CREATION    :   11/15/2001
//  Copyright (C) MicroStrategy Incorporated 1999
//  All Rights Reserved
//==============================================================================================

#ifndef Encryptor_Hash_h
#define Encryptor_Hash_h

#include "Base/Interfaces/BaseException.h"
#include "Base/Base/ReturnString.h"
#include "Encryptor.h"
#include "DataType/DataType/Binary.h"

namespace MEncryptor {

typedef enum
{
    RIPEMD160 = 0,
    HashingVersionHighest   // The highest hashing version. Always insert new hashing version before this.
} HashingVersion;

class DLL_ENCRYPTOR_EXIM Hash
{
public:


    static MBase::ReturnWString HashData(const WCHAR* ipcData, HashingVersion inVersion);
    //xfan. 1/15/08. hash with fixed length. used in AES
    //(static MDataType::Binary* HashData(const WCHAR* ipcData,HashingVersion inVersion, unsigned int iLen);

    static HashingVersion GetHashVersion(const WCHAR* ipcHashedData);
};

class BadHashException : public MBase::BaseException {};
class BadDataException : public MBase::BaseException {};

}//namespace

#endif //Encryptor_Hash_h