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+//
+// Copyright (C) 2002 RealVNC Ltd. All Rights Reserved.
+//
+// This 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.
+//
+// This software 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 this software; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
+// USA.
+
+//
+// A FixedMemOutStream writes to a buffer of a fixed length.
+//
+
+#ifndef __RDR_FIXEDMEMOUTSTREAM_H__
+#define __RDR_FIXEDMEMOUTSTREAM_H__
+
+#include <rdr/OutStream.h>
+#include <rdr/Exception.h>
+
+namespace rdr {
+
+ class FixedMemOutStream : public OutStream {
+
+ public:
+
+ FixedMemOutStream(void* buf, int len) {
+ ptr = start = (U8*)buf;
+ end = start + len;
+ }
+
+ int length() { return ptr - start; }
+ void reposition(int pos) { ptr = start + pos; }
+ const void* data() { return (const void*)start; }
+
+ private:
+
+ int overrun(int itemSize, int nItems) { throw EndOfStream(); }
+ U8* start;
+ };
+
+}
+
+#endif