--- /dev/null
+//-----------------------------------------------------------------------------
+// Copyright (C) 2018 Merlok
+//
+// This code is licensed to you under the terms of the GNU GPL, version 2 or,
+// at your option, any later version. See the LICENSE.txt file for the text of
+// the license.
+//-----------------------------------------------------------------------------
+// High frequency FIDO U2F and FIDO2 contactless authenticators
+//-----------------------------------------------------------------------------
+//
+// Documentation here:
+//
+// FIDO Alliance specifications
+// https://fidoalliance.org/download/
+// FIDO NFC Protocol Specification v1.0
+// https://fidoalliance.org/specs/fido-u2f-v1.2-ps-20170411/fido-u2f-nfc-protocol-v1.2-ps-20170411.html
+// FIDO U2F Raw Message Formats
+// https://fidoalliance.org/specs/fido-u2f-v1.2-ps-20170411/fido-u2f-raw-message-formats-v1.2-ps-20170411.html
+//-----------------------------------------------------------------------------
+
+#ifndef CMDHFFIDO_H__
+#define CMDHFFIDO_H__
+
+extern int CmdHFFido(const char *Cmd);
+
+
+#endif
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