From 0c89b3ccba7c9b7332ab67ae1936aff51ca62367 Mon Sep 17 00:00:00 2001 From: NingSun Date: Thu, 8 Feb 2018 08:34:03 -0800 Subject: Initial sshsm project structure Issue-ID: AAF-94 Change-Id: I5e82fff418e7567b161acf9b98013a9b85ffc5b4 Signed-off-by: NingSun --- SoftHSMv2/src/lib/crypto/AESKey.cpp | 67 +++++++++++++++++++++++++++++++++++++ 1 file changed, 67 insertions(+) create mode 100644 SoftHSMv2/src/lib/crypto/AESKey.cpp (limited to 'SoftHSMv2/src/lib/crypto/AESKey.cpp') diff --git a/SoftHSMv2/src/lib/crypto/AESKey.cpp b/SoftHSMv2/src/lib/crypto/AESKey.cpp new file mode 100644 index 0000000..9b511b5 --- /dev/null +++ b/SoftHSMv2/src/lib/crypto/AESKey.cpp @@ -0,0 +1,67 @@ +/* + * Copyright (c) 2010 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. + */ + +/***************************************************************************** + AESKey.cpp + + AES key class + *****************************************************************************/ + +#include "config.h" +#include "ByteString.h" +#include "Serialisable.h" +#include "AESKey.h" +#include "CryptoFactory.h" + +// Get key check value +ByteString AESKey::getKeyCheckValue() const +{ + ByteString iv; + ByteString data; + ByteString encryptedData; + ByteString encryptedFinal; + + SymmetricAlgorithm* cipher = CryptoFactory::i()->getSymmetricAlgorithm(SymAlgo::AES); + if (cipher == NULL) return encryptedData; + + // Single block of null (0x00) bytes + data.resize(cipher->getBlockSize()); + memset(&data[0], 0, data.size()); + + if (!cipher->encryptInit(this, SymMode::ECB, iv, false) || + !cipher->encryptUpdate(data, encryptedData) || + !cipher->encryptFinal(encryptedFinal)) + { + CryptoFactory::i()->recycleSymmetricAlgorithm(cipher); + return encryptedData; + } + CryptoFactory::i()->recycleSymmetricAlgorithm(cipher); + + encryptedData += encryptedFinal; + encryptedData.resize(3); + + return encryptedData; +} -- cgit 1.2.3-korg