diff --git a/ndn-cpp/encoding/BinaryXMLStructureDecoder.h b/ndn-cpp/encoding/BinaryXMLStructureDecoder.h
new file mode 100644
index 0000000..40ac782
--- /dev/null
+++ b/ndn-cpp/encoding/BinaryXMLStructureDecoder.h
@@ -0,0 +1,35 @@
+/* 
+ * Author: Jeff Thompson
+ *
+ * BSD license, See the LICENSE file for more information.
+ */
+
+#ifndef NDN_BINARYXMLSTRUCTUREDECODER_H
+#define	NDN_BINARYXMLSTRUCTUREDECODER_H
+
+#ifdef	__cplusplus
+extern "C" {
+#endif
+
+struct ndn_BinaryXMLStructureDecoder {
+  int gotElementEnd; // boolean
+  unsigned int offset;
+  int level;
+  int state;
+  unsigned int headerLength;
+  int useHeaderBuffer; // boolean
+  // 10 bytes is enough to hold an encoded header with a type and a 64 bit value.
+  unsigned char headerBuffer[10];
+  int nBytesToRead;
+};
+
+const int ndn_BinaryXMLStructureDecoder_READ_HEADER_OR_CLOSE = 0;
+const int ndn_BinaryXMLStructureDecoder_READ_BYTES = 1;
+
+void ndn_BinaryXMLStructureDecoder_init(struct ndn_BinaryXMLStructureDecoder *self);
+        
+#ifdef	__cplusplus
+}
+#endif
+
+#endif