1 files changed, 108 insertions, 0 deletions
diff --git a/SoftHSMv2/src/lib/crypto/DSAParameters.cpp b/SoftHSMv2/src/lib/crypto/DSAParameters.cpp
new file mode 100644
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+++ b/SoftHSMv2/src/lib/crypto/DSAParameters.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.
+ */
+
+/*****************************************************************************
+ DSAParameters.cpp
+
+ DSA parameters (only used for key generation)
+ *****************************************************************************/
+
+#include "config.h"
+#include "log.h"
+#include "DSAParameters.h"
+#include <string.h>
+
+// The type
+/*static*/ const char* DSAParameters::type = "Generic DSA parameters";
+
+// Set the public prime p
+void DSAParameters::setP(const ByteString& inP)
+{
+	p = inP;
+}
+
+// Set the public subprime q
+void DSAParameters::setQ(const ByteString& inQ)
+{
+	q = inQ;
+}
+
+// Set the generator g
+void DSAParameters::setG(const ByteString& inG)
+{
+	g = inG;
+}
+
+// Get the public prime p
+const ByteString& DSAParameters::getP() const
+{
+	return p;
+}
+
+// Get the public subprime q
+const ByteString& DSAParameters::getQ() const
+{
+	return q;
+}
+
+// Get the generator g
+const ByteString& DSAParameters::getG() const
+{
+	return g;
+}
+
+// Are the parameters of the given type?
+bool DSAParameters::areOfType(const char* inType)
+{
+	return (strcmp(type, inType) == 0);
+}
+
+// Serialisation
+ByteString DSAParameters::serialise() const
+{
+	return p.serialise() + q.serialise() + g.serialise();
+}
+
+bool DSAParameters::deserialise(ByteString& serialised)
+{
+	ByteString dP = ByteString::chainDeserialise(serialised);
+	ByteString dQ = ByteString::chainDeserialise(serialised);
+	ByteString dG = ByteString::chainDeserialise(serialised);
+
+	if ((dP.size() == 0) ||
+	    (dQ.size() == 0) ||
+	    (dG.size() == 0))
+	{
+		return false;
+	}
+
+	setP(dP);
+	setQ(dQ);
+	setG(dG);
+
+	return true;
+}
+