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53 lines
1.4 KiB
53 lines
1.4 KiB
22 years ago
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//
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// Copyright (C) 2002 RealVNC Ltd. All Rights Reserved.
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//
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// This is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// This software is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this software; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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// USA.
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//
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// A FixedMemOutStream writes to a buffer of a fixed length.
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//
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#ifndef __RDR_FIXEDMEMOUTSTREAM_H__
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#define __RDR_FIXEDMEMOUTSTREAM_H__
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#include <rdr/OutStream.h>
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#include <rdr/Exception.h>
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namespace rdr {
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class FixedMemOutStream : public OutStream {
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public:
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FixedMemOutStream(void* buf, int len) {
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ptr = start = (U8*)buf;
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end = start + len;
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}
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int length() { return ptr - start; }
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void reposition(int pos) { ptr = start + pos; }
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const void* data() { return (const void*)start; }
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private:
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int overrun(int itemSize, int nItems) { throw EndOfStream(); }
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U8* start;
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};
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}
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#endif
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