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54 lines
1.6 KiB
C++
54 lines
1.6 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 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 3 of the License, or
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* (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, see <http://www.gnu.org/licenses/>.
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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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