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_KEYAGREEMENTSPI_H 00024 #define _CLASS_KEYAGREEMENTSPI_H 00025 00026 #include "beecrypt/api.h" 00027 00028 #ifdef __cplusplus 00029 00030 #include "beecrypt/c++/array.h" 00031 using beecrypt::bytearray; 00032 #include "beecrypt/c++/crypto/SecretKey.h" 00033 using beecrypt::crypto::SecretKey; 00034 #include "beecrypt/c++/lang/IllegalStateException.h" 00035 using beecrypt::lang::IllegalStateException; 00036 #include "beecrypt/c++/lang/Object.h" 00037 using beecrypt::lang::Object; 00038 #include "beecrypt/c++/security/SecureRandom.h" 00039 using beecrypt::security::SecureRandom; 00040 #include "beecrypt/c++/security/InvalidAlgorithmParameterException.h" 00041 using beecrypt::security::InvalidAlgorithmParameterException; 00042 #include "beecrypt/c++/security/InvalidKeyException.h" 00043 using beecrypt::security::InvalidKeyException; 00044 #include "beecrypt/c++/security/ShortBufferException.h" 00045 using beecrypt::security::ShortBufferException; 00046 #include "beecrypt/c++/security/spec/AlgorithmParameterSpec.h" 00047 using beecrypt::security::spec::AlgorithmParameterSpec; 00048 00049 namespace beecrypt { 00050 namespace crypto { 00053 class BEECRYPTCXXAPI KeyAgreementSpi : public beecrypt::lang::Object 00054 { 00055 friend class KeyAgreement; 00056 00057 protected: 00058 virtual void engineInit(const Key&, SecureRandom*) throw (InvalidKeyException) = 0; 00059 virtual void engineInit(const Key&, const AlgorithmParameterSpec&, SecureRandom*) throw (InvalidKeyException, InvalidAlgorithmParameterException) = 0; 00060 virtual Key* engineDoPhase(const Key&, bool) = 0; 00061 virtual bytearray* engineGenerateSecret() throw (IllegalStateException) = 0; 00062 virtual size_t engineGenerateSecret(bytearray&, size_t) throw (IllegalStateException, ShortBufferException) = 0; 00063 virtual SecretKey* engineGenerateSecret(const String&) throw (IllegalStateException, NoSuchAlgorithmException, InvalidKeyException) = 0; 00064 00065 public: 00066 virtual ~KeyAgreementSpi() {}; 00067 }; 00068 } 00069 } 00070 00071 #endif 00072 00073 #endif