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/*==LICENSE==*
CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
You can contact Cyan Worlds, Inc. by email legal@cyan.com
or by snail mail at:
Cyan Worlds, Inc.
14617 N Newport Hwy
Mead, WA 99021
*==LICENSE==*/
/*****************************************************************************
*
* $/Plasma20/Sources/Plasma/NucleusLib/pnUtils/Private/pnUtAddr.h
*
***/
#ifdef PLASMA20_SOURCES_PLASMA_NUCLEUSLIB_PNUTILS_PRIVATE_PNUTADDR_H
#error "Header $/Plasma20/Sources/Plasma/NucleusLib/pnUtils/Private/pnUtAddr.h included more than once"
#endif
#define PLASMA20_SOURCES_PLASMA_NUCLEUSLIB_PNUTILS_PRIVATE_PNUTADDR_H
/*****************************************************************************
*
* Types and constants
*
***/
struct NetAddress {
byte data[24];
};
typedef unsigned NetAddressNode;
extern NetAddress kNilNetAddress;
typedef bool (*FNetAddressEqualityProc)(
const NetAddress & a1,
const NetAddress & a2
);
class CNetAddressHash {
NetAddress m_addr;
FNetAddressEqualityProc m_equals;
public:
CNetAddressHash (
const NetAddress & addr
);
CNetAddressHash (
const NetAddress & addr,
FNetAddressEqualityProc equals
// Useful values for 'equals':
// NetAddressEqual --> address node and port numbers match
// NetAddressSameSystem --> address node numbers match
);
void operator= (const CNetAddressHash & rhs) const; // not impl.
bool operator== (const CNetAddressHash & rhs) const;
unsigned GetHash () const;
const NetAddress & GetAddr () const;
};
/*****************************************************************************
*
* Functions
*
***/
enum ENetAddressFormat {
kNetAddressFormatNodeNumber,
kNetAddressFormatAll,
kNumNetAddressFormats
};
unsigned NetAddressHash (const NetAddress & addr);
int NetAddressCompare (const NetAddress & a1, const NetAddress & a2);
bool NetAddressSameSystem (const NetAddress & a1, const NetAddress & a2);
inline bool NetAddressEqual (const NetAddress & a1, const NetAddress & a2) {
return NetAddressCompare(a1, a2) == 0;
}
void NetAddressToString (
const NetAddress & addr,
wchar * str,
unsigned chars,
ENetAddressFormat format
);
// 'str' must be in the form of a dotted IP address (IPv4 or IPv6)
// - names which require DNS lookup will cause the function to return false
bool NetAddressFromString (
NetAddress * addr,
const wchar str[],
unsigned defaultPort
);
unsigned NetAddressGetPort (
const NetAddress & addr
);
void NetAddressSetPort (
unsigned port,
NetAddress * addr
);
void NetAddressNodeToString (
NetAddressNode node,
wchar * str,
unsigned chars
);
NetAddressNode NetAddressNodeFromString (
const wchar string[],
const wchar * endPtr[]
);
NetAddressNode NetAddressGetNode (
const NetAddress & addr
);
void NetAddressFromNode (
NetAddressNode node,
unsigned port,
NetAddress * addr
);
void NetAddressGetLoopback (
unsigned port,
NetAddress * addr
);
// Returns number of addresses set, which is guaranteed to be non-zero.
// Furthermore, it sorts the addresses so that loopback and NAT addresses
// are at the end of the array, and "real" addresses are at the beginning.
unsigned NetAddressGetLocal (
unsigned count,
NetAddressNode addresses[]
);