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56 lines
1.7 KiB
C++
56 lines
1.7 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program 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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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#ifndef TWINE_RESOURCES_LZSS_H
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#define TWINE_RESOURCES_LZSS_H
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#include "common/stream.h"
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namespace TwinE {
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class LzssReadStream : public Common::SeekableReadStream {
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private:
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uint8 *_outLzssBufData;
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uint32 _size;
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uint32 _pos;
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bool _err = false;
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void decodeLZSS(Common::ReadStream *indata, uint32 mode, uint32 length);
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public:
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LzssReadStream(Common::ReadStream *indata, uint32 mode, uint32 realsize);
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virtual ~LzssReadStream();
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void clearErr() override { _err = false; }
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bool err() const override { return _err; }
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int64 pos() const override { return _pos; }
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int64 size() const override { return _size; }
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bool seek(int64 offset, int whence = SEEK_SET) override;
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bool eos() const override;
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uint32 read(void *buf, uint32 size) override;
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};
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} // namespace TwinE
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#endif
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