vcompat.hxx

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#ifndef INCLUDED_TOOLS_VCOMPAT_HXX
#define INCLUDED_TOOLS_VCOMPAT_HXX
 
#include <tools/toolsdllapi.h>
 
inline sal_uInt32 COMPAT_FORMAT(char char1, char char2, char char3, char char4)
{
    return static_cast<sal_uInt32>(char1) | (static_cast<sal_uInt32>(char2) << 8)
           | (static_cast<sal_uInt32>(char3) << 16) | (static_cast<sal_uInt32>(char4) << 24);
};
 
class SvStream;
 
class TOOLS_DLLPUBLIC VersionCompatRead
{
    SvStream& mrRStm;
    sal_uInt32 mnCompatPos;
    sal_uInt32 mnTotalSize;
    sal_uInt16 mnVersion;
 
    VersionCompatRead(const VersionCompatRead&) = delete;
    VersionCompatRead& operator=(const VersionCompatRead&) = delete;
 
public:
    VersionCompatRead(SvStream& rStm);
    ~VersionCompatRead();
 
    sal_uInt16 GetVersion() const { return mnVersion; }
};
 
class TOOLS_DLLPUBLIC VersionCompatWrite
{
    SvStream& mrWStm;
    sal_uInt32 mnCompatPos;
    sal_uInt32 mnTotalSize;
 
    VersionCompatWrite(const VersionCompatWrite&) = delete;
    VersionCompatWrite& operator=(const VersionCompatWrite&) = delete;
 
public:
    VersionCompatWrite(SvStream& rStm, sal_uInt16 nVersion = 1);
    ~VersionCompatWrite();
};
 
#endif
 
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