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UUID.h

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#ifndef CLASSLIB_UUID_H
# define CLASSLIB_UUID_H

//<<<<<< INCLUDES                                                       >>>>>>

# include "classlib/utils/Error.h"
# include "classlib/utils/iosfwd.h"

namespace lat {
//<<<<<< PUBLIC DEFINES                                                 >>>>>>

# define CONST_UUID(a,b,c,d,e,f,g,h,i,j,k) \
    {0x##a,0x##b,0x##c,0x##d,0x##e,0x##f,0x##g,0x##h,0x##i,0x##j,0x##k}


//<<<<<< PUBLIC CONSTANTS                                               >>>>>>
//<<<<<< PUBLIC TYPES                                                   >>>>>>

class UUID;
class Time;

//<<<<<< PUBLIC VARIABLES                                               >>>>>>
//<<<<<< PUBLIC FUNCTIONS                                               >>>>>>

std::ostream &operator<< (std::ostream &out, const UUID &id);

//<<<<<< CLASS DECLARATIONS                                             >>>>>>

class UUID
{
public:
    typedef unsigned char Binary [16];

    UUID (void);
    UUID (const char *text);
    UUID (const std::string &text);
    UUID (Binary raw);
    UUID (const UUID &x);
    UUID &operator= (const UUID &x);

    bool                operator== (const UUID &x) const;
    bool                operator!= (const UUID &x) const;
    bool                operator<  (const UUID &x) const;

    bool                isNull (void) const;
    Time                time (void) const;
    int                 type (void) const;
    int                 variant (void) const;

    void                format (char *buf) const;

    void                clear (void);

    static UUID         generate (void);
    static UUID         generateRandom (void);
    static UUID         generateTime (void);

private:
    Binary              m_uuid;
};

//<<<<<< INLINE PUBLIC FUNCTIONS                                        >>>>>>
//<<<<<< INLINE MEMBER FUNCTIONS                                        >>>>>>

} // namespace lat
#endif // CLASSLIB_UUID_H

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