ArchiveFile.h

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#ifndef ARXX_ARCHIVEFILE_H
#define ARXX_ARCHIVEFILE_H

#include "../Include/Common.h"

namespace Arxx
{
#pragma pack(1)

    class ArchiveHeader
    {
    public:
        union
        {
            u4byte m_u4VersionNumber;
            struct
            {
                u1byte m_u1MajorMajorVersion;
                
                u1byte m_u1MajorMinorVersion;
                
                u1byte m_u1MinorMajorVersion;
                
                u1byte m_u1MinorMinorVersion;
            };
        };
        
        u4byte m_u4RootItemID;
        
        u4byte m_u4ItemCount;
    };
    
    class ItemHeader
    {
    public:
        ItemHeader(void) :
            m_u4UniqueID(0),
            m_u4Type(0),
            m_u4SubType(0),
            m_u4VersionNumber(0),
            m_u4DataCompression(0),
            m_u4NameLength(0),
            m_u4DataDecompressedLength(0),
            m_u4DataCompressedLength(0),
            m_u4StructureDataLength(0)
        {
        }
        
        u4byte m_u4UniqueID;
        
        u4byte m_u4Type;
        
        u4byte m_u4SubType;
        
        union
        {
            u4byte m_u4VersionNumber;
            struct
            {
                u1byte m_u1MajorMajorVersion;
                
                u1byte m_u1MajorMinorVersion;
                
                u1byte m_u1MinorMajorVersion;
                
                u1byte m_u1MinorMinorVersion;
            };
        };
        
        u4byte m_u4DataCompression;
        
        u1byte m_u1IsDataExternal;
        
        u4byte m_u4NameLength;
        
        u4byte m_u4DataOffset;
        
        u4byte m_u4DataDecompressedLength;
        
        u4byte m_u4DataCompressedLength;
        
        u4byte m_u4StructureDataLength;
    };
#pragma pack()

    inline std::ostream & operator<<(std::ostream & OStream, Arxx::ArchiveHeader & ArchiveHeader)
    {
        OStream.write(reinterpret_cast< const char * >(&ArchiveHeader), sizeof(Arxx::ArchiveHeader));
    
        return OStream;
    }
    
    inline std::ostream & operator<<(std::ostream & OStream, Arxx::ItemHeader & ItemHeader)
    {
        OStream.write(reinterpret_cast< const char * >(&ItemHeader), sizeof(Arxx::ItemHeader));
    
        return OStream;
    }
    
    inline std::istream & operator>>(std::istream & IStream, Arxx::ArchiveHeader & ArchiveHeader)
    {
        IStream.read(reinterpret_cast< char * >(&ArchiveHeader), sizeof(Arxx::ArchiveHeader));
        
        return IStream;
    }
    
    inline std::istream & operator>>(std::istream & IStream, Arxx::ItemHeader & ItemHeader)
    {
        IStream.read(reinterpret_cast< char * >(&ItemHeader), sizeof(Arxx::ItemHeader));
        
        return IStream;
    }
}

#endif

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