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-rw-r--r--SoftHSMv2/src/lib/crypto/RSAPublicKey.cpp105
1 files changed, 105 insertions, 0 deletions
diff --git a/SoftHSMv2/src/lib/crypto/RSAPublicKey.cpp b/SoftHSMv2/src/lib/crypto/RSAPublicKey.cpp
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+++ b/SoftHSMv2/src/lib/crypto/RSAPublicKey.cpp
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+/*
+ * 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.
+ */
+
+/*****************************************************************************
+ RSAPublicKey.cpp
+
+ RSA public key class
+ *****************************************************************************/
+
+#include "config.h"
+#include "log.h"
+#include "RSAPublicKey.h"
+#include <string.h>
+
+// Set the type
+/*static*/ const char* RSAPublicKey::type = "Abstract RSA public key";
+
+// Check if the key is of the given type
+bool RSAPublicKey::isOfType(const char* inType)
+{
+ return !strcmp(type, inType);
+}
+
+// Get the bit length
+unsigned long RSAPublicKey::getBitLength() const
+{
+ return getN().bits();
+}
+
+// Get the output length
+unsigned long RSAPublicKey::getOutputLength() const
+{
+ // Also handle odd number of bits (bits % 8 != 0)
+ return (getBitLength() + 7) / 8;
+}
+
+// Setters for the RSA public key components
+void RSAPublicKey::setN(const ByteString& inN)
+{
+ n = inN;
+}
+
+void RSAPublicKey::setE(const ByteString& inE)
+{
+ e = inE;
+}
+
+// Getters for the RSA public key components
+const ByteString& RSAPublicKey::getN() const
+{
+ return n;
+}
+
+const ByteString& RSAPublicKey::getE() const
+{
+ return e;
+}
+
+// Serialisation
+ByteString RSAPublicKey::serialise() const
+{
+ return n.serialise() +
+ e.serialise();
+}
+
+bool RSAPublicKey::deserialise(ByteString& serialised)
+{
+ ByteString dN = ByteString::chainDeserialise(serialised);
+ ByteString dE = ByteString::chainDeserialise(serialised);
+
+ if ((dN.size() == 0) ||
+ (dE.size() == 0))
+ {
+ return false;
+ }
+
+ setN(dN);
+ setE(dE);
+
+ return true;
+}
+