diff options
Diffstat (limited to 'SoftHSMv2/src/lib/crypto/ECPublicKey.cpp')
-rw-r--r-- | SoftHSMv2/src/lib/crypto/ECPublicKey.cpp | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/SoftHSMv2/src/lib/crypto/ECPublicKey.cpp b/SoftHSMv2/src/lib/crypto/ECPublicKey.cpp new file mode 100644 index 0000000..a92d137 --- /dev/null +++ b/SoftHSMv2/src/lib/crypto/ECPublicKey.cpp @@ -0,0 +1,104 @@ +/* + * 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. + */ + +/***************************************************************************** + ECPublicKey.cpp + + Elliptic Curve public key class + *****************************************************************************/ + +#include "config.h" +#include "log.h" +#include "ECPublicKey.h" +#include <string.h> + +// Set the type +/*static*/ const char* ECPublicKey::type = "Abstract EC public key"; + +// Check if the key is of the given type +bool ECPublicKey::isOfType(const char* inType) +{ + return !strcmp(type, inType); +} + +// Get the bit length +unsigned long ECPublicKey::getBitLength() const +{ + return getQ().size() * 8; +} + +// Get the output length +unsigned long ECPublicKey::getOutputLength() const +{ + return getOrderLength() * 2; +} + +// Setters for the EC public key components +void ECPublicKey::setEC(const ByteString& inEC) +{ + ec = inEC; +} + +void ECPublicKey::setQ(const ByteString& inQ) +{ + q = inQ; +} + +// Getters for the EC public key components +const ByteString& ECPublicKey::getEC() const +{ + return ec; +} + +const ByteString& ECPublicKey::getQ() const +{ + return q; +} + +// Serialisation +ByteString ECPublicKey::serialise() const +{ + return ec.serialise() + + q.serialise(); +} + +bool ECPublicKey::deserialise(ByteString& serialised) +{ + ByteString dEC = ByteString::chainDeserialise(serialised); + ByteString dQ = ByteString::chainDeserialise(serialised); + + if ((dEC.size() == 0) || + (dQ.size() == 0)) + { + return false; + } + + setEC(dEC); + setQ(dQ); + + return true; +} + |