windows-server-2003/net/mmc/common/ipaddres.h

/**********************************************************************/
/**                       Microsoft Windows/NT                       **/
/**                Copyright(c) Microsoft Corporation, 1995 - 1999 **/
/**********************************************************************/

/*
    FILE HISTORY:

*/

#ifndef _IPADDRES_H_
#define _IPADDRES_H_

//
// IP Address Conversion Macros
//
#ifndef MAKEIPADDRESS
  #define MAKEIPADDRESS(b1,b2,b3,b4) ((LONG)(((DWORD)(b1)<<24)+((DWORD)(b2)<<16)+((DWORD)(b3)<<8)+((DWORD)(b4))))

  #define GETIP_FIRST(x)             ((x>>24) & 0xff)
  #define GETIP_SECOND(x)            ((x>>16) & 0xff)
  #define GETIP_THIRD(x)             ((x>> 8) & 0xff)
  #define GETIP_FOURTH(x)            ((x)     & 0xff)
#endif // MAKEIPADDRESS

/////////////////////////////////////////////////////////////////////////////
// CIpAddress class

class CIpAddress : public CObjectPlus
{
public:
    // Constructors
    CIpAddress()
    {
        m_lIpAddress = 0L;
        m_fInitOk = FALSE;
    }
    CIpAddress (LONG l)
    {
        m_lIpAddress = l;
        m_fInitOk = TRUE;
    }
    CIpAddress (BYTE b1, BYTE b2, BYTE b3, BYTE b4)
    {
        m_lIpAddress = (LONG)MAKEIPADDRESS(b1,b2,b3,b4);
        m_fInitOk = TRUE;
    }
    CIpAddress(const CIpAddress& ia)
    {
        m_lIpAddress = ia.m_lIpAddress;
        m_fInitOk = ia.m_fInitOk;
    }

    CIpAddress (const CString & str);

    //
    // Assignment operators
    //
    const CIpAddress & operator =(const LONG l);
    const CIpAddress & operator =(const CString & str);
    const CIpAddress & operator =(const CIpAddress& ia)
    {
        m_lIpAddress = ia.m_lIpAddress;
        m_fInitOk = ia.m_fInitOk;
        return *this;
    }

    //
    // Conversion operators
    //
    operator const LONG() const
    {
        return m_lIpAddress;
    }
    operator const CString&() const;

public:
    BOOL IsValid() const
    {
        return m_fInitOk;
    }

protected:
	BOOL IsValidIp(const CString & str);

private:
    LONG m_lIpAddress;
    BOOL m_fInitOk;
};

#endif _IPADDRES_H