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SecretKeyFactory.h

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00001 /*
00002  * Copyright (c) 2004 Beeyond Software Holding BV
00003  *
00004  * This library is free software; you can redistribute it and/or
00005  * modify it under the terms of the GNU Lesser General Public
00006  * License as published by the Free Software Foundation; either
00007  * version 2.1 of the License, or (at your option) any later version.
00008  *
00009  * This library is distributed in the hope that it will be useful,
00010  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00011  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012  * Lesser General Public License for more details.
00013  *
00014  * You should have received a copy of the GNU Lesser General Public
00015  * License along with this library; if not, write to the Free Software
00016  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00017  */
00018 
00023 #ifndef _CLASS_SECRETKEYFACTORY_H
00024 #define _CLASS_SECRETKEYFACTORY_H
00025 
00026 #ifdef __cplusplus
00027 
00028 #include "beecrypt/c++/crypto/SecretKeyFactorySpi.h"
00029 using beecrypt::crypto::SecretKeyFactorySpi;
00030 #include "beecrypt/c++/lang/Object.h"
00031 using beecrypt::lang::Object;
00032 #include "beecrypt/c++/security/Provider.h"
00033 using beecrypt::security::Provider;
00034 #include "beecrypt/c++/security/NoSuchAlgorithmException.h"
00035 using beecrypt::security::NoSuchAlgorithmException;
00036 #include "beecrypt/c++/security/NoSuchProviderException.h"
00037 using beecrypt::security::NoSuchProviderException;
00038 
00039 #include <typeinfo>
00040 using std::type_info;
00041 
00042 namespace beecrypt {
00043     namespace crypto {
00046         class BEECRYPTCXXAPI SecretKeyFactory : public beecrypt::lang::Object
00047         {
00048         public:
00049             static SecretKeyFactory* getInstance(const String& algorithm) throw (NoSuchAlgorithmException);
00050             static SecretKeyFactory* getInstance(const String& algorithm, const String& provider) throw (NoSuchAlgorithmException, NoSuchProviderException);
00051             static SecretKeyFactory* getInstance(const String& algorithm, const Provider& provider) throw (NoSuchAlgorithmException);
00052 
00053         private:
00054             SecretKeyFactorySpi* _kspi;
00055             const Provider*      _prov;
00056             String               _algo;
00057 
00058         protected:
00059             SecretKeyFactory(SecretKeyFactorySpi* spi, const Provider* provider, const String& algorithm);
00060 
00061         public:
00062             virtual ~SecretKeyFactory();
00063 
00064             SecretKey* generateSecret(const KeySpec&) throw (InvalidKeySpecException);
00065 
00066             KeySpec* getKeySpec(const SecretKey& key, const type_info&) throw (InvalidKeySpecException);
00067 
00068             SecretKey* translateKey(const SecretKey&) throw (InvalidKeyException);
00069 
00070             const String& getAlgorithm() const throw ();
00071             const Provider& getProvider() const throw ();
00072         };
00073     }
00074 }
00075 
00076 #endif
00077 
00078 #endif

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