llhost.h
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- /**
- * @file llhost.h
- * @brief a LLHost uniquely defines a host (Simulator, Proxy or other)
- * across the network
- *
- * $LicenseInfo:firstyear=2000&license=viewergpl$
- *
- * Copyright (c) 2000-2010, Linden Research, Inc.
- *
- * Second Life Viewer Source Code
- * The source code in this file ("Source Code") is provided by Linden Lab
- * to you under the terms of the GNU General Public License, version 2.0
- * ("GPL"), unless you have obtained a separate licensing agreement
- * ("Other License"), formally executed by you and Linden Lab. Terms of
- * the GPL can be found in doc/GPL-license.txt in this distribution, or
- * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
- *
- * There are special exceptions to the terms and conditions of the GPL as
- * it is applied to this Source Code. View the full text of the exception
- * in the file doc/FLOSS-exception.txt in this software distribution, or
- * online at
- * http://secondlifegrid.net/programs/open_source/licensing/flossexception
- *
- * By copying, modifying or distributing this software, you acknowledge
- * that you have read and understood your obligations described above,
- * and agree to abide by those obligations.
- *
- * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
- * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
- * COMPLETENESS OR PERFORMANCE.
- * $/LicenseInfo$
- */
- #ifndef LL_LLHOST_H
- #define LL_LLHOST_H
- #include <iostream>
- #include <string>
- #include "net.h"
- const U32 INVALID_PORT = 0;
- const U32 INVALID_HOST_IP_ADDRESS = 0x0;
- class LLHost {
- protected:
- U32 mPort;
- U32 mIP;
- public:
-
- static LLHost invalid;
- // CREATORS
- LLHost()
- : mPort(INVALID_PORT),
- mIP(INVALID_HOST_IP_ADDRESS)
- { } // STL's hash_map expect this T()
- LLHost( U32 ipv4_addr, U32 port )
- : mPort( port )
- {
- mIP = ipv4_addr;
- }
- LLHost( const std::string& ipv4_addr, U32 port )
- : mPort( port )
- {
- mIP = ip_string_to_u32(ipv4_addr.c_str());
- }
- explicit LLHost(const U64 ip_port)
- {
- U32 ip = (U32)(ip_port >> 32);
- U32 port = (U32)(ip_port & (U64)0xFFFFFFFF);
- mIP = ip;
- mPort = port;
- }
- explicit LLHost(const std::string& ip_and_port);
- ~LLHost()
- { }
- // MANIPULATORS
- void set( U32 ip, U32 port ) { mIP = ip; mPort = port; }
- void set( const std::string& ipstr, U32 port ) { mIP = ip_string_to_u32(ipstr.c_str()); mPort = port; }
- void setAddress( const std::string& ipstr ) { mIP = ip_string_to_u32(ipstr.c_str()); }
- void setAddress( U32 ip ) { mIP = ip; }
- void setPort( U32 port ) { mPort = port; }
- BOOL setHostByName(const std::string& hname);
- LLHost& operator=(const LLHost &rhs);
- void invalidate() { mIP = INVALID_HOST_IP_ADDRESS; mPort = INVALID_PORT;};
- // READERS
- U32 getAddress() const { return mIP; }
- U32 getPort() const { return mPort; }
- BOOL isOk() const { return (mIP != INVALID_HOST_IP_ADDRESS) && (mPort != INVALID_PORT); }
- size_t hash() const { return (mIP << 16) | (mPort & 0xffff); }
- std::string getString() const;
- std::string getIPString() const;
- std::string getHostName() const;
- std::string getIPandPort() const;
- friend std::ostream& operator<< (std::ostream& os, const LLHost &hh);
- // This operator is not well defined. does it expect a
- // "192.168.1.1:80" notation or "int int" format? Phoenix 2007-05-18
- //friend std::istream& operator>> (std::istream& is, LLHost &hh);
- friend bool operator==( const LLHost &lhs, const LLHost &rhs );
- friend bool operator!=( const LLHost &lhs, const LLHost &rhs );
- friend bool operator<(const LLHost &lhs, const LLHost &rhs);
- };
- // Function Object required for STL templates using LLHost as key
- class LLHostHash
- {
- public:
- size_t operator() (const LLHost &hh) const { return hh.hash(); }
- };
- inline bool operator==( const LLHost &lhs, const LLHost &rhs )
- {
- return (lhs.mIP == rhs.mIP) && (lhs.mPort == rhs.mPort);
- }
- inline bool operator!=( const LLHost &lhs, const LLHost &rhs )
- {
- return (lhs.mIP != rhs.mIP) || (lhs.mPort != rhs.mPort);
- }
- inline bool operator<(const LLHost &lhs, const LLHost &rhs)
- {
- if (lhs.mIP < rhs.mIP)
- {
- return true;
- }
- if (lhs.mIP > rhs.mIP)
- {
- return false;
- }
- if (lhs.mPort < rhs.mPort)
- {
- return true;
- }
- else
- {
- return false;
- }
- }
- #endif // LL_LLHOST_H