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Viewing changes to rts/lib/hpiutil2/sqshstream.h

  • Committer: Bazaar Package Importer
  • Author(s): Scott Ritchie
  • Date: 2010-09-23 18:56:03 UTC
  • mfrom: (3.1.9 experimental)
  • Revision ID: james.westby@ubuntu.com-20100923185603-st97s5chplo42y7w
Tags: 0.82.5.1+dfsg1-1ubuntu1
https://launchpad.net/bugs/612905
* Latest upstream version for online play
* debian/control: Replace (rather than conflict) spring-engine
  - spring-engine will be a dummy package (LP: #612905)
  - also set maintainer to MOTU

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rts/lib/hpiutil2/sqshstream.h
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/*
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 * sqshstream.h
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 * SQSH stream class definition
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 * Copyright (C) 2005 Christopher Han <xiphux@gmail.com>
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 *
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 * This file is part of hpiutil2.
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 *
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 * hpiutil2 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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 * hpiutil2 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 hpiutil2; if not, write to the Free Software
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 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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 */
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#ifndef HPIUTIL2_SQSHSTREAM_H
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#define HPIUTIL2_SQSHSTREAM_H
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#include <sstream>
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#include "substream.h"
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#define HPI_NONE 0
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#define HPI_LZ77 1
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#define HPI_ZLIB 2
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#define SQSH_MAGIC 0x48535153
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#define SQSH_HEADER 19
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namespace hpiutil
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{
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        class sqshstream
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        {
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        public:
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                bool valid;
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                boost::uint8_t encrypt;
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                boost::uint8_t compress;
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                boost::uint32_t position;
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                sqshstream(substream &ss);
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                ~sqshstream();
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                boost::uint8_t read();
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                boost::uint32_t read(boost::uint8_t *buf);
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                boost::uint32_t read(boost::uint8_t *buf, const boost::uint32_t off, const boost::uint32_t len);
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                boost::uint32_t readall(boost::uint8_t *buf);
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                boost::uint32_t readint();
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        private:
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                bool decompress();
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                boost::uint32_t decompresszlib(boost::uint8_t *src, boost::uint8_t *dest, const boost::uint32_t srcsize, const boost::uint32_t destsize);
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                boost::uint32_t decompresslz77(boost::uint8_t *src, boost::uint8_t *dest, const boost::uint32_t srcsize, const boost::uint32_t destsize);
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                substream *stream;
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                std::istringstream *fullstream;
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                boost::uint8_t *data;
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                boost::uint32_t compressedsize;
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                boost::uint32_t fullsize;
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                boost::uint32_t checksum;
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        };
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}
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#endif /* HPIUTIL2_SQSHSTREAM_H */