1 files changed, 84 insertions, 0 deletions
diff --git a/cpukit/include/rtems/devnull.h b/cpukit/include/rtems/devnull.h
new file mode 100644
index 0000000000..39081f478b
--- /dev/null
+++ b/cpukit/include/rtems/devnull.h
@@ -0,0 +1,84 @@
+/**
+ * @file
+ *
+ * @brief RTEMS /dev/null Device Driver
+ * 
+ * This include file defines the interface to the RTEMS /dev/null
+ * device driver.
+ */
+
+/*
+ *  Author: Ralf Corsepius (corsepiu@faw.uni-ulm.de)
+ *
+ *  COPYRIGHT (c) 1989-2000.
+ *  On-Line Applications Research Corporation (OAR).
+ *
+ *  The license and distribution terms for this file may be
+ *  found in the file LICENSE in this distribution or at
+ *  http://www.rtems.org/license/LICENSE.
+ */
+
+#ifndef _RTEMS_DEVNULL_H
+#define _RTEMS_DEVNULL_H
+
+#include <rtems/io.h>
+
+/**
+ *  @defgroup libmisc_devnull Null Device Driver
+ *
+ *  @ingroup libmisc
+ */
+/**@{*/
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define DEVNULL_DRIVER_TABLE_ENTRY \
+  { null_initialize, null_open, null_close, null_read, \
+    null_write, null_control }
+
+#define NULL_SUCCESSFUL RTEMS_SUCCESSFUL
+
+rtems_device_driver null_initialize(
+  rtems_device_major_number,
+  rtems_device_minor_number,
+  void *
+);
+
+rtems_device_driver null_open(
+  rtems_device_major_number,
+  rtems_device_minor_number,
+  void *
+);
+
+rtems_device_driver null_close(
+  rtems_device_major_number,
+  rtems_device_minor_number,
+  void *
+);
+
+rtems_device_driver null_read(
+  rtems_device_major_number,
+  rtems_device_minor_number,
+  void *
+);
+
+rtems_device_driver null_write(
+  rtems_device_major_number,
+  rtems_device_minor_number,
+  void *
+);
+
+rtems_device_driver null_control(
+  rtems_device_major_number,
+  rtems_device_minor_number,
+  void *
+);
+
+#ifdef __cplusplus
+}
+#endif
+/**@}*/
+#endif
+/* end of include file */