Common.h

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//written by Luke Lenhart, 2007-2008
//See /docs/License.txt for details on how this code may be used.

#pragma once

#include "../base/Types.h"
#include <string>

namespace NET
{
    class Address
    {
    public:
        inline Address()
        {
            ZeroOut();
        }

        inline Address(const std::string &addressColonPort)
        {
            ZeroOut();
            SetAddress(addressColonPort);
        }

        inline Address(const std::string &addressString, uint16 portNumber)
        {
            ZeroOut();
            SetAddress(addressString);
            port=portNumber;
        }

        std::string GetIPString() const;

        inline uint GetIP() const
        {
            return ip;
        }

        std::string GetIPPortString() const;

        std::string GetNameString() const;

        std::string GetNamePortString() const;

        inline uint16 GetPort() const
        {
            return port;
        }

        void SetAddress(const std::string &addressString);

        inline void SetIP(uint32 ipValue)
        {
            ip=ipValue;
            name.clear();
        }

        inline void SetPort(uint16 portNumber)
        {
            port=portNumber;
        }

        inline bool operator==(const Address &o) const
        {
            return port==o.port && ip==o.ip;
        }

    private:
        uint32 ip;
        uint16 port;
        mutable std::string name; //cached dns name

        //resets all members to 0
        inline void ZeroOut()
        {
            ip=0;
            name="0.0.0.0";
            port=0;
        }

        //performs dns lookups
        static uint32 DnsNameToIP(const std::string &sourceName);
        static std::string DnsIpToName(uint32 sourceIP);

        //ip string to uint32
        static uint32 ParseIPString(const std::string &ipstr);
    };

    // -- common utility information

    //TODO: handle the case of multiple network adapters

    std::string GetLocalIP();

    std::string GetNetworkBroadcastIP();

    std::string GetDirectBroadcastIP();
}