1 files changed, 28 insertions, 0 deletions
diff --git a/include/qpdf/Pl_Discard.hh b/include/qpdf/Pl_Discard.hh
new file mode 100644
index 00000000..cd0865a8
--- /dev/null
+++ b/include/qpdf/Pl_Discard.hh
@@ -0,0 +1,28 @@
+// Copyright (c) 2005-2008 Jay Berkenbilt
+//
+// This file is part of qpdf.  This software may be distributed under
+// the terms of version 2 of the Artistic License which may be found
+// in the source distribution.  It is provided "as is" without express
+// or implied warranty.
+
+#ifndef __PL_DISCARD_HH__
+#define __PL_DISCARD_HH__
+
+// This pipeline discards its output.  It is an end-of-line pipeline
+// (with no next).
+
+// This pipeline is reusable; i.e., it is safe to call write() after
+// calling finish().
+
+#include <qpdf/Pipeline.hh>
+
+class Pl_Discard: public Pipeline
+{
+  public:
+    Pl_Discard();
+    virtual ~Pl_Discard();
+    virtual void write(unsigned char*, int);
+    virtual void finish();
+};
+
+#endif // __PL_DISCARD_HH__