ms_zip.hpp

/*
##############################################################################
# file: ms_zip.hpp                                                           #
# 'msparser' toolkit                                                         #
# Utilities class for zipping and unzipping a buffer                         #
##############################################################################
# COPYRIGHT NOTICE                                                           #
# Copyright 1998-2006 Matrix Science Limited  All Rights Reserved.           #
#                                                                            #
##############################################################################
#    $Archive:: /Mowse/ms_mascotresfile/include/ms_zip.hpp       $ #
#     $Author: villek@matrixscience.com $ #
#       $Date: 2018-07-30 16:23:53 +0100 $ #
#   $Revision: 1b450440f9c97e1e41d0fc6016a27d68951d4532 | MSPARSER_REL_2_8_1-0-gea32989045 $ #
# $NoKeywords::                                                            $ #
##############################################################################
*/

#ifndef ms_zip_HPP
#define ms_zip_HPP


#include <string>


namespace matrix_science {


    class MS_MASCOTRESFILE_API ms_zip : public ms_errors
    {
    public:
        ms_zip(const bool isZipped, const unsigned char * buffer, const unsigned long len);

        ms_zip(const bool isZipped, const std::string & buffer);

        explicit ms_zip(const bool isZipped);

        ms_zip(const ms_zip& src);

        void copyFrom(const ms_zip* right);

#ifndef SWIG

        ms_zip& operator=(const ms_zip& right);
#endif
        ~ms_zip();

        std::string compressMore(const std::string& dataIn);

        void compressMore(const unsigned char *dataIn, const unsigned long inputLen, unsigned char *dataOut, unsigned long *outputLen);

        unsigned long getZipped(unsigned char * buffer, const unsigned long len) const;

        unsigned long getUnZipped(unsigned char * buffer, const unsigned long len) const;

        std::string getZipped() const;

        std::string getUnZipped() const;

        unsigned long getZippedLen() const;

        unsigned long getUnZippedLen() const;

        enum { MAX_UNCOMPRESSED_SIZE = (1024 * 1024 * 100) };
    private:
        void init_buffer(const bool isZipped, const unsigned char * buffer, const unsigned long len);
        unsigned long zippedLen_;
        unsigned long zippedCap_;
        unsigned long maxZippedCap_;
        unsigned long unZippedLen_;
        unsigned long unZippedCap_;
        unsigned char * pUnZipped_;
        unsigned char * pZipped_;
        void* pInStreamData_;
        bool doneStreaming_;
    }; // class ms_zip // end of tools_group
} // namespace matrix_science
#endif // ms_zip_HPP

/*------------------------------- End of File -------------------------------*/