Move libzerocash (dd5db5815be70f0e4895784cc905df6f1c73cb17) into the src tree.

src/zerocash/libzerocash/CoinCommitment.h

@@ -0,0 +1,44 @@
+/** @file
+ *****************************************************************************
+
+ Declaration of interfaces for the class CoinCommitment.
+
+ *****************************************************************************
+ * @author     This file is part of libzerocash, developed by the Zerocash
+ *             project and contributors (see AUTHORS).
+ * @copyright  MIT license (see LICENSE file)
+ *****************************************************************************/
+
+#ifndef COINCOMMITMENT_H_
+#define COINCOMMITMENT_H_
+
+#include <vector>
+
+namespace libzerocash {
+
+/****************************** Coin commitment ******************************/
+
+class CoinCommitment {
+
+friend class PourTransaction;
+friend class PourProver;
+
+public:
+	CoinCommitment();
+
+	CoinCommitment(const std::vector<unsigned char>& val,
+                   const std::vector<unsigned char>& k);
+
+    const std::vector<unsigned char>& getCommitmentValue() const;
+
+	bool operator==(const CoinCommitment& rhs) const;
+	bool operator!=(const CoinCommitment& rhs) const;
+
+
+private:
+    std::vector<unsigned char> commitmentValue;
+};
+
+} /* namespace libzerocash */
+
+#endif /* COINCOMMITMENT_H_ */