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2020-08-04 13:13:01 -04:00

82 lines
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C++

//========= Copyright 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;
typedef struct netadr_s {
public:
netadr_s() {
SetIP(0);
SetPort(0);
SetType(NA_IP);
}
netadr_s(uint unIP, uint16 usPort) {
SetIP(unIP);
SetPort(usPort);
SetType(NA_IP);
}
netadr_s(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_s &a, bool onlyBase = false) const;
bool CompareClassBAdr(const netadr_s &a) const;
bool CompareClassCAdr(const netadr_s &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 GetIPHostByteOrder() const;
unsigned int GetIPNetworkByteOrder() 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
void SetFromSocket(int hSocket);
bool operator==(const netadr_s &netadr) const {
return (CompareAdr(netadr));
}
bool operator<(const netadr_s &netadr) const;
public: // members are public to avoid to much changes
netadrtype_t type;
unsigned char ip[4];
unsigned short port;
} netadr_t;
#endif // NETADR_H