overte-thingvellir/libraries/networking/src/HifiSockAddr.cpp

131 lines
4 KiB
C++

//
// HifiSockAddr.cpp
// libraries/networking/src
//
// Created by Stephen Birarda on 11/26/2013.
// Copyright 2013 High Fidelity, Inc.
//
// Distributed under the Apache License, Version 2.0.
// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
//
#include <netinet/in.h>
#include <QtCore/QDataStream>
#include <QtNetwork/QHostInfo>
#include <QtNetwork/QNetworkInterface>
#include "HifiSockAddr.h"
static int hifiSockAddrMetaTypeId = qMetaTypeId<HifiSockAddr>();
HifiSockAddr::HifiSockAddr() :
_address(),
_port(0)
{
}
HifiSockAddr::HifiSockAddr(const QHostAddress& address, quint16 port) :
_address(address),
_port(port)
{
}
HifiSockAddr::HifiSockAddr(const HifiSockAddr& otherSockAddr) {
_address = otherSockAddr._address;
_port = otherSockAddr._port;
}
HifiSockAddr::HifiSockAddr(const QString& hostname, quint16 hostOrderPort) {
// lookup the IP by the hostname
QHostInfo hostInfo = QHostInfo::fromName(hostname);
foreach(const QHostAddress& address, hostInfo.addresses()) {
if (address.protocol() == QAbstractSocket::IPv4Protocol) {
_address = address;
_port = hostOrderPort;
}
}
}
HifiSockAddr::HifiSockAddr(const sockaddr* sockaddr) {
_address = QHostAddress(sockaddr);
if (sockaddr->sa_family == AF_INET) {
_port = ntohs(reinterpret_cast<const sockaddr_in*>(sockaddr)->sin_port);
} else {
_port = ntohs(reinterpret_cast<const sockaddr_in6*>(sockaddr)->sin6_port);
}
}
HifiSockAddr& HifiSockAddr::operator=(const HifiSockAddr& rhsSockAddr) {
_address = rhsSockAddr._address;
_port = rhsSockAddr._port;
return *this;
}
void HifiSockAddr::swap(HifiSockAddr& otherSockAddr) {
using std::swap;
swap(_address, otherSockAddr._address);
swap(_port, otherSockAddr._port);
}
bool HifiSockAddr::operator==(const HifiSockAddr& rhsSockAddr) const {
return _address == rhsSockAddr._address && _port == rhsSockAddr._port;
}
QDebug operator<<(QDebug debug, const HifiSockAddr& sockAddr) {
debug.nospace() << sockAddr._address.toString().toLocal8Bit().constData() << ":" << sockAddr._port;
return debug.space();
}
QDataStream& operator<<(QDataStream& dataStream, const HifiSockAddr& sockAddr) {
dataStream << sockAddr._address << sockAddr._port;
return dataStream;
}
QDataStream& operator>>(QDataStream& dataStream, HifiSockAddr& sockAddr) {
dataStream >> sockAddr._address >> sockAddr._port;
return dataStream;
}
quint32 getHostOrderLocalAddress() {
static int localAddress = 0;
if (localAddress == 0) {
foreach(const QNetworkInterface &interface, QNetworkInterface::allInterfaces()) {
if (interface.flags() & QNetworkInterface::IsUp
&& interface.flags() & QNetworkInterface::IsRunning
&& interface.flags() & ~QNetworkInterface::IsLoopBack) {
// we've decided that this is the active NIC
// enumerate it's addresses to grab the IPv4 address
foreach(const QNetworkAddressEntry &entry, interface.addressEntries()) {
// make sure it's an IPv4 address that isn't the loopback
if (entry.ip().protocol() == QAbstractSocket::IPv4Protocol && !entry.ip().isLoopback()) {
qDebug("Node's local address is %s", entry.ip().toString().toLocal8Bit().constData());
// set our localAddress and break out
localAddress = entry.ip().toIPv4Address();
break;
}
}
}
if (localAddress != 0) {
break;
}
}
}
// return the looked up local address
return localAddress;
}
uint qHash(const HifiSockAddr& key, uint seed) {
// use the existing QHostAddress and quint16 hash functions to get our hash
return qHash(key.getAddress(), seed) + qHash(key.getPort(), seed);
}