| /* |
| * Copyright (c) 2017 SURFnet bv |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY |
| * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE |
| * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER |
| * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
| * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
| * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| /***************************************************************************** |
| OSSLEVPCMacAlgorithm.h |
| |
| OpenSSL CMAC algorithm implementation |
| *****************************************************************************/ |
| |
| #ifndef _SOFTHSM_V2_OSSLEVPCMACALGORITHM_H |
| #define _SOFTHSM_V2_OSSLEVPCMACALGORITHM_H |
| |
| #include <string> |
| #include "config.h" |
| #include "SymmetricKey.h" |
| #include "MacAlgorithm.h" |
| #include <openssl/evp.h> |
| #include <openssl/cmac.h> |
| |
| class OSSLEVPCMacAlgorithm : public MacAlgorithm |
| { |
| public: |
| // Constructor |
| OSSLEVPCMacAlgorithm() { |
| curCTX = NULL; |
| }; |
| |
| // Destructor |
| ~OSSLEVPCMacAlgorithm(); |
| |
| // Signing functions |
| virtual bool signInit(const SymmetricKey* key); |
| virtual bool signUpdate(const ByteString& dataToSign); |
| virtual bool signFinal(ByteString& signature); |
| |
| // Verification functions |
| virtual bool verifyInit(const SymmetricKey* key); |
| virtual bool verifyUpdate(const ByteString& originalData); |
| virtual bool verifyFinal(ByteString& signature); |
| |
| // Return the MAC size |
| virtual size_t getMacSize() const = 0; |
| |
| protected: |
| // Return the right cipher for the operation |
| virtual const EVP_CIPHER* getEVPCipher() const = 0; |
| |
| private: |
| // The current context |
| CMAC_CTX* curCTX; |
| }; |
| |
| #endif // !_SOFTHSM_V2_OSSLEVPCMACALGORITHM_H |
| |