1 /* 2 * Copyright (c) 2010 .SE (The Internet Infrastructure Foundation) 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY 18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE 20 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 21 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 22 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 23 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 24 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 */ 26 27 /***************************************************************************** 28 BotanDH.h 29 30 Botan Diffie-Hellman asymmetric algorithm implementation 31 *****************************************************************************/ 32 33 #ifndef _SOFTHSM_V2_BOTANDH_H 34 #define _SOFTHSM_V2_BOTANDH_H 35 36 #include "config.h" 37 #include "AsymmetricAlgorithm.h" 38 #include <botan/pubkey.h> 39 40 class BotanDH : public AsymmetricAlgorithm 41 { 42 public: 43 // Destructor ~BotanDH()44 virtual ~BotanDH() { } 45 46 // Signing functions 47 virtual bool signInit(PrivateKey* privateKey, const AsymMech::Type mechanism, const void* param = NULL, const size_t paramLen = 0); 48 virtual bool signUpdate(const ByteString& dataToSign); 49 virtual bool signFinal(ByteString& signature); 50 51 // Verification functions 52 virtual bool verifyInit(PublicKey* publicKey, const AsymMech::Type mechanism, const void* param = NULL, const size_t paramLen = 0); 53 virtual bool verifyUpdate(const ByteString& originalData); 54 virtual bool verifyFinal(const ByteString& signature); 55 56 // Encryption functions 57 virtual bool encrypt(PublicKey* publicKey, const ByteString& data, ByteString& encryptedData, const AsymMech::Type padding); 58 59 // Decryption functions 60 virtual bool decrypt(PrivateKey* privateKey, const ByteString& encryptedData, ByteString& data, const AsymMech::Type padding); 61 62 // Key factory 63 virtual bool generateKeyPair(AsymmetricKeyPair** ppKeyPair, AsymmetricParameters* parameters, RNG* rng = NULL); 64 virtual unsigned long getMinKeySize(); 65 virtual unsigned long getMaxKeySize(); 66 virtual bool generateParameters(AsymmetricParameters** ppParams, void* parameters = NULL, RNG* rng = NULL); 67 virtual bool deriveKey(SymmetricKey **ppSymmetricKey, PublicKey* publicKey, PrivateKey* privateKey); 68 virtual bool reconstructKeyPair(AsymmetricKeyPair** ppKeyPair, ByteString& serialisedData); 69 virtual bool reconstructPublicKey(PublicKey** ppPublicKey, ByteString& serialisedData); 70 virtual bool reconstructPrivateKey(PrivateKey** ppPrivateKey, ByteString& serialisedData); 71 virtual bool reconstructParameters(AsymmetricParameters** ppParams, ByteString& serialisedData); 72 virtual PublicKey* newPublicKey(); 73 virtual PrivateKey* newPrivateKey(); 74 virtual AsymmetricParameters* newParameters(); 75 76 private: 77 }; 78 79 #endif // !_SOFTHSM_V2_BOTANDH_H 80 81