1 files changed, 60 insertions, 0 deletions
diff --git a/gnuradio-core/src/lib/io/ppio_ppdev.h b/gnuradio-core/src/lib/io/ppio_ppdev.h
new file mode 100644
index 000000000..8ac4a35de
--- /dev/null
+++ b/gnuradio-core/src/lib/io/ppio_ppdev.h
@@ -0,0 +1,60 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2001,2003 Free Software Foundation, Inc.
+ * 
+ * This file is part of GNU Radio
+ * 
+ * GNU Radio is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ * 
+ * GNU Radio is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with GNU Radio; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef INCLUDED_PPIO_PPDEV_H
+#define INCLUDED_PPIO_PPDEV_H
+
+#include <ppio.h>
+
+class ppio_ppdev;
+typedef boost::shared_ptr<ppio_ppdev> ppio_ppdev_sptr;
+
+/*!
+ * \brief access to parallel port bits using the linux ppdev interface
+ */
+
+class ppio_ppdev : public ppio {
+  friend ppio_ppdev_sptr make_ppio_ppdev (int which = 0);
+  ppio_ppdev (int which = 0);
+
+ public:
+  virtual ~ppio_ppdev ();
+
+  virtual void write_data (unsigned char v);
+  virtual unsigned char read_data ();
+  virtual void write_control (unsigned char v);
+  virtual unsigned char read_control ();
+  virtual unsigned char read_status ();
+
+  virtual void lock ();
+  virtual void unlock ();
+
+ private:
+  int	d_fd;
+};
+
+ppio_ppdev_sptr
+make_ppio_ppdev (int which);
+
+
+#endif /* INCLUDED_PPIO_PPDEV_H */
+