1 files changed, 27 insertions, 0 deletions
diff --git a/src/hash.h b/src/hash.h
new file mode 100644
index 0000000..d2771a5
--- /dev/null
+++ b/src/hash.h
@@ -0,0 +1,27 @@
+#ifndef _HASH_H_
+#define _HASH_H_
+
+#include <string>
+
+namespace Multihash {
+	namespace Hex {
+		std::string hex(char* bin, int length);
+		std::string hex(int bin);
+	}
+	
+	class Hash {
+		private:
+			std::string digest_str;
+			Hash* next;
+			void _update(const char* data, int length);
+		protected:
+			virtual void hash_update(const char* data, int length);
+			virtual std::string hash_digest();
+		public:
+			Hash(Hash* n = 0);
+			void update(std::string data);
+			std::string digest();
+	};
+}
+
+#endif // _HASH_H_