Modified source engine (2017) developed by valve and leaked in 2020. Not for commercial purporses
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//========= Copyright © 1996-2005, Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
// $NoKeywords: $
//
//=============================================================================//
// netadr.h
#ifndef NETADR_H
#define NETADR_H
#ifdef _WIN32
#pragma once
#endif
#include "tier0/platform.h"
#undef SetPort
typedef enum
{
NA_NULL = 0,
NA_LOOPBACK,
NA_BROADCAST,
NA_IP,
} netadrtype_t;
struct netadr_t
{
public:
netadr_t() { SetIP( 0 ); SetPort( 0 ); SetType( NA_IP ); }
netadr_t( uint unIP, uint16 usPort ) { SetIP( unIP ); SetPort( usPort ); SetType( NA_IP ); }
netadr_t( const char *pch ) { SetFromString( pch ); }
void Clear(); // invalids Address
void SetType( netadrtype_t type );
void SetPort( unsigned short port );
bool SetFromSockadr(const struct sockaddr *s);
void SetIP(uint8 b1, uint8 b2, uint8 b3, uint8 b4);
void SetIP(uint unIP); // Sets IP. unIP is in host order (little-endian)
void SetIPAndPort( uint unIP, unsigned short usPort ) { SetIP( unIP ); SetPort( usPort ); }
void SetFromString(const char *pch, bool bUseDNS = false ); // if bUseDNS is true then do a DNS lookup if needed
bool CompareAdr (const netadr_t &a, bool onlyBase = false) const;
bool CompareClassBAdr (const netadr_t &a) const;
bool CompareClassCAdr (const netadr_t &a) const;
netadrtype_t GetType() const;
unsigned short GetPort() const;
const char* ToString( bool onlyBase = false ) const; // returns xxx.xxx.xxx.xxx:ppppp
void ToSockadr(struct sockaddr *s) const;
unsigned int GetIP() const;
bool IsLocalhost() const; // true, if this is the localhost IP
bool IsLoopback() const; // true if engine loopback buffers are used
bool IsReservedAdr() const; // true, if this is a private LAN IP
bool IsValid() const; // ip & port != 0
bool IsBaseAdrValid() const; // ip != 0
void SetFromSocket( int hSocket );
// These function names are decorated because the Xbox360 defines macros for ntohl and htonl
unsigned long addr_ntohl() const;
unsigned long addr_htonl() const;
bool operator==(const netadr_t &netadr) const {return ( CompareAdr( netadr ) );}
bool operator<(const netadr_t &netadr) const;
public: // members are public to avoid to much changes
netadrtype_t type;
unsigned char ip[4];
unsigned short port;
};
#endif // NETADR_H