c++/security/AlgorithmParameters.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_ALGORITHMPARAMETERS_H
00024 #define _CLASS_ALGORITHMPARAMETERS_H
00025 
00026 #ifdef __cplusplus
00027 
00028 #include "beecrypt/c++/security/AlgorithmParametersSpi.h"
00029 using beecrypt::security::AlgorithmParametersSpi;
00030 #include "beecrypt/c++/security/Provider.h"
00031 using beecrypt::security::Provider;
00032 #include "beecrypt/c++/security/NoSuchAlgorithmException.h"
00033 using beecrypt::security::NoSuchAlgorithmException;
00034 #include "beecrypt/c++/security/NoSuchProviderException.h"
00035 using beecrypt::security::NoSuchProviderException;
00036 
00037 #include <typeinfo>
00038 using std::type_info;
00039 
00040 namespace beecrypt {
00041     namespace security {
00044         class BEECRYPTCXXAPI AlgorithmParameters : public beecrypt::lang::Object
00045         {
00046         public:
00047             static AlgorithmParameters* getInstance(const String& algorithm) throw (NoSuchAlgorithmException);
00048             static AlgorithmParameters* getInstance(const String& algorithm, const String& provider) throw (NoSuchAlgorithmException, NoSuchProviderException);
00049             static AlgorithmParameters* getInstance(const String& algorithm, const Provider& provider) throw (NoSuchAlgorithmException);
00050 
00051         private:
00052             AlgorithmParametersSpi* _aspi;
00053             const Provider*         _prov;
00054             String                  _algo;
00055 
00056         protected:
00057             AlgorithmParameters(AlgorithmParametersSpi* spi, const Provider* provider, const String& algorithm);
00058 
00059         public:
00060             virtual ~AlgorithmParameters();
00061 
00062             AlgorithmParameterSpec* getParameterSpec(const type_info&) throw (InvalidParameterSpecException);
00063 
00064             void init(const AlgorithmParameterSpec& spec) throw (InvalidParameterSpecException);
00065             void init(const byte* data, size_t size);
00066             void init(const byte* data, size_t size, const String& format);
00067 
00068             const String& getAlgorithm() const throw ();
00069             const Provider& getProvider() const throw ();
00070         };
00071     }
00072 }
00073 
00074 #endif
00075 
00076 #endif

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