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Diffstat (limited to 'rdr/MemInStream.h')
-rw-r--r-- | rdr/MemInStream.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/rdr/MemInStream.h b/rdr/MemInStream.h new file mode 100644 index 0000000..0167949 --- /dev/null +++ b/rdr/MemInStream.h @@ -0,0 +1,47 @@ +// +// 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. + +#ifndef __RDR_MEMINSTREAM_H__ +#define __RDR_MEMINSTREAM_H__ + +#include <rdr/InStream.h> +#include <rdr/Exception.h> + +namespace rdr { + + class MemInStream : public InStream { + + public: + + MemInStream(const void* data, int len) { + ptr = start = (const U8*)data; + end = start + len; + } + + int pos() { return ptr - start; } + void reposition(int pos) { ptr = start + pos; } + + private: + + int overrun(int itemSize, int nItems) { throw EndOfStream(); } + const U8* start; + }; + +} + +#endif |