1 files changed, 70 insertions, 0 deletions
diff --git a/src/common/port/parallel.h b/src/common/port/parallel.h
new file mode 100644
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--- /dev/null
+++ b/src/common/port/parallel.h
@@ -0,0 +1,70 @@
+/***************************************************************************
+ *   Copyright (C) 2005 Nicolas Hadacek <[email protected]>                  *
+ *   Copyright (C) 2003-2004 Alain Gibaud <[email protected]>           *
+ *   Copyright (C) 2002-2003 Stephen Landamore <[email protected]>     *
+ *                                                                         *
+ *   This program 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 of the License, or     *
+ *   (at your option) any later version.                                   *
+ ***************************************************************************/
+#ifndef PARALLEL_H
+#define PARALLEL_H
+
+#include "port_base.h"
+#if defined(Q_OS_WIN)
+# undef ERROR
+#endif
+
+namespace Port
+{
+
+class Parallel : public Base
+{
+public:
+  Parallel(const QString &device, Log::Base &base);
+  virtual ~Parallel() { close(); }
+  virtual Description description() const { return Description(PortType::Parallel, _device); }
+
+  static IODirs probe(const QString &device);
+  static const QStringList &probedDeviceList();
+  static bool isAvailable();
+
+  enum Pin { DS = 0, D0, D1, D2, D3, D4, D5, D6, D7, ACK, BUSY, PAPER, SELin,
+             LF, ERROR, PRIME, SELout, P18, P19, P20, P21, P22, P23, P24, P25,
+             Nb_Pins };
+  enum RequestType { Control = 0, Status, Data, Nb_RequestTypes };
+  struct PPinData {
+    RequestType rType;
+    uchar       mask;
+    IODir       dir;
+    const char *label;
+  };
+  static const PPinData PIN_DATA[Nb_Pins];
+  virtual bool setPinOn(uint pin, bool on, LogicType type);
+  virtual bool readPin(uint pin, LogicType type, bool &value);
+  virtual QValueVector<PinData> pinData(IODir dir) const;
+  virtual bool isGroundPin(uint pin) const;
+  virtual uint groundPin() const { return P25; }
+  virtual IODir ioDir(uint pin) const;
+
+private:
+  int     _fd;
+  QString _device;
+  struct RequestData {
+    int read, write;
+  };
+  static const RequestData REQUEST_DATA[Nb_RequestTypes];
+  uchar _images[Nb_RequestTypes];
+
+  static QStringList *_list;
+  static QStringList deviceList();
+
+  virtual bool internalOpen();
+  virtual void internalClose();
+  virtual void setSystemError(const QString &message);
+};
+
+} // namespace
+
+#endif