1 files changed, 33 insertions, 0 deletions
diff --git a/StdLib/LibC/Uefi/InteractiveIO/IIOechoCtrl.h b/StdLib/LibC/Uefi/InteractiveIO/IIOechoCtrl.h
new file mode 100644
index 0000000000..69d040af01
--- /dev/null
+++ b/StdLib/LibC/Uefi/InteractiveIO/IIOechoCtrl.h
@@ -0,0 +1,33 @@
+/** @file
+  Constants and declarations for the Echo function.
+
+  Copyright (c) 2012, Intel Corporation. All rights reserved.<BR>
+  This program and the accompanying materials are licensed and made available
+  under the terms and conditions of the BSD License which accompanies this
+  distribution.  The full text of the license may be found at
+  http://opensource.org/licenses/bsd-license.php.
+
+  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+**/
+#ifndef _IIO_ECHO_CTRL_H
+#define _IIO_ECHO_CTRL_H
+#include  <sys/termios.h>
+
+__BEGIN_DECLS
+
+/* These constants are assigned values within the Unicode Private Use range.
+   The value of IIO_ECHO_MIN must be adjusted to ensure that IIO_ECHO_MAX
+   never exceeds the value of 0xF900.
+*/
+typedef enum {
+  IIO_ECHO_MIN      = (TtyFunKeyMin - 3),
+  IIO_ECHO_DISCARD  = IIO_ECHO_MIN,       // Ignore this character completely
+  IIO_ECHO_ERASE,                         // Erase previous character
+  IIO_ECHO_KILL,                          // Kill the entire line
+  IIO_ECHO_MAX
+} IioEchoCtrl;
+
+__END_DECLS
+
+#endif  /* _IIO_ECHO_CTRL_H */