source: box/trunk/lib/crypto/CipherAES.h @ 3098

// --------------------------------------------------------------------------
//
// File
//              Name:    CipherAES.h
//              Purpose: AES cipher description
//              Created: 27/4/04
//
// --------------------------------------------------------------------------

#ifndef CIPHERAES__H
#define CIPHERAES__H

// Only available in new versions of openssl
#ifndef HAVE_OLD_SSL

#include "CipherDescription.h"

// --------------------------------------------------------------------------
//
// Class
//              Name:    CipherAES
//              Purpose: AES cipher description
//              Created: 27/4/04
//
// --------------------------------------------------------------------------
class CipherAES : public CipherDescription
{
public:
        CipherAES(CipherDescription::CipherMode Mode, const void *pKey, unsigned int KeyLength, const void *pInitialisationVector = 0);
        CipherAES(const CipherAES &rToCopy);
        virtual ~CipherAES();
        CipherAES &operator=(const CipherAES &rToCopy);
        
        // Return OpenSSL cipher object
        virtual const EVP_CIPHER *GetCipher() const;
        
        // Setup any other parameters
        virtual void SetupParameters(EVP_CIPHER_CTX *pCipherContext) const;

        virtual std::string GetCipherName() const
        {
                std::ostringstream out;
                out << "AES";
                out << mKeyLength;
                return out.str();
        }
        virtual CipherMode GetCipherMode() const { return mMode; }

private:
        CipherDescription::CipherMode mMode;
        const void *mpKey;
        unsigned int mKeyLength;
        const void *mpInitialisationVector;
};

#endif // n HAVE_OLD_SSL

#endif // CIPHERAES__H