Major update to rename ContentObject to Data everywhere.
diff --git a/ndn-cpp/c/encoding/binary-xml-data.h b/ndn-cpp/c/encoding/binary-xml-data.h
new file mode 100644
index 0000000..f3b14e9
--- /dev/null
+++ b/ndn-cpp/c/encoding/binary-xml-data.h
@@ -0,0 +1,26 @@
+/**
+ * @author: Jeff Thompson
+ * See COPYING for copyright and distribution information.
+ */
+
+#ifndef NDN_BINARY_XML_DATA_H
+#define NDN_BINARY_XML_DATA_H
+
+#include "../errors.h"
+#include "../data.h"
+#include "BinaryXMLEncoder.h"
+#include "BinaryXMLDecoder.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+ndn_Error ndn_encodeBinaryXmlData(struct ndn_Data *data, struct ndn_BinaryXmlEncoder *encoder);
+
+ndn_Error ndn_decodeBinaryXmlData(struct ndn_Data *data, struct ndn_BinaryXmlDecoder *decoder);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif