Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdenetwork@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 277 insertions, 0 deletions

diff --git a/krfb/srvloc/kinetinterface.cpp b/krfb/srvloc/kinetinterface.cpp
new file mode 100644
index 00000000..7ba5c15b
--- /dev/null
+++ b/krfb/srvloc/kinetinterface.cpp
@@ -0,0 +1,277 @@
+/*
+ *  Represents an Inet interface
+ *  Copyright (C) 2002 Tim Jansen <tim@tjansen.de>
+ *
+ *  $Id$
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Library General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2 of the License, or (at your option) any later version.
+ *
+ *  This library 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
+ *  Library General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Library General Public License
+ *  along with this library; see the file COPYING.LIB.  If not, write to
+ *  the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ *  Boston, MA 02111-1307, USA.
+ */
+
+#include "kinetinterface.h"
+
+#include "getifaddrs.h"
+
+#include <netinet/in.h>
+#include <ksockaddr.h>
+
+
+class KInetInterfacePrivate {
+public:
+	QString name;
+	int flags;
+	KInetSocketAddress *address;
+	KInetSocketAddress *netmask;
+	KInetSocketAddress *broadcast;
+	KInetSocketAddress *destination;
+
+	KInetInterfacePrivate() :
+		flags(0),
+		address(0),
+		netmask(0),
+		broadcast(0),
+		destination(0) {
+	}
+
+	KInetInterfacePrivate(const QString _name, 
+			      int _flags, 
+			      KInetSocketAddress *_address,
+			      KInetSocketAddress *_netmask,
+			      KInetSocketAddress *_broadcast,
+			      KInetSocketAddress *_destination) :
+		name(_name),
+		flags(_flags),
+		address(_address),
+		netmask(_netmask),
+		broadcast(_broadcast),
+		destination(_destination) {
+	}
+
+	~KInetInterfacePrivate() {
+		if (address)
+			delete address;
+		if (netmask)
+			delete netmask;
+		if (broadcast)
+			delete broadcast;
+		if (destination)
+			delete destination;
+	}
+	
+	KInetInterfacePrivate& operator =(const KInetInterfacePrivate& i) {
+		name = i.name;
+		flags = i.flags;
+		if (i.address)
+			address = new KInetSocketAddress(*i.address);
+		else
+			address = 0;
+		if (i.netmask)
+			netmask = new KInetSocketAddress(*i.netmask);
+		else
+			netmask = 0;
+		if (i.broadcast)
+			broadcast = new KInetSocketAddress(*i.broadcast);
+		else
+			broadcast = 0;
+		if (i.destination)
+			destination = new KInetSocketAddress(*i.destination);
+		else
+			destination = 0;
+		return *this;
+	}
+
+};
+
+
+KInetInterface::KInetInterface() :
+	d(0) {
+}
+
+KInetInterface::KInetInterface(const QString &_name, 
+			       int _flags, 
+			       KInetSocketAddress *_address,
+			       KInetSocketAddress *_netmask,
+			       KInetSocketAddress *_broadcast,
+			       KInetSocketAddress *_destination) {
+	d = new KInetInterfacePrivate(_name, _flags,
+				      _address, _netmask, 
+				      _broadcast, _destination);
+}
+
+KInetInterface::KInetInterface(const KInetInterface &i) :
+	d(0) {
+	if (!i.d)
+		return;
+
+	d = new KInetInterfacePrivate();
+	*d = *i.d;
+}
+
+KInetInterface::~KInetInterface() {
+	if (d)
+		delete d;
+}
+
+KInetInterface& KInetInterface::operator =(const KInetInterface& i) {
+	if (this == &i)
+		return *this;
+
+	if (d)
+		delete d;
+	d = 0;
+	if (!i.d)
+		return *this;
+
+	d = new KInetInterfacePrivate();
+	*d = *i.d;
+	return *this;
+}
+
+bool KInetInterface::isValid() const {
+	return d == 0;
+}
+
+QString KInetInterface::displayName() const {
+	return d->name;
+}
+
+QString KInetInterface::name() const {
+	return d->name;
+}
+
+int KInetInterface::flags() const {
+	return d->flags;
+}
+
+KInetSocketAddress *KInetInterface::address() const {
+	return d->address;
+}
+
+KInetSocketAddress *KInetInterface::netmask() const {
+	return d->netmask;
+}
+
+KInetSocketAddress *KInetInterface::broadcastAddress() const {
+	return d->broadcast;
+}
+
+KInetSocketAddress *KInetInterface::destinationAddress() const {
+	return d->destination;
+}
+
+KInetSocketAddress *KInetInterface::getPublicInetAddress() {
+	QValueVector<KInetInterface> v = getAllInterfaces(true);		
+
+	// TODO: first step: take the default route interface
+
+	// try to find point-2-point interface, because it may be
+	// a dial-up connection. Take it.
+	QValueVector<KInetInterface>::const_iterator it = v.begin();
+	while (it != v.end()) {
+		if (((*it).flags() & (PointToPoint | Up | Running)) &&
+		    (!((*it).flags() & Loopback)) &&
+		    (*it).address() &&
+            ((*it).address()->family() == AF_INET))
+			return new KInetSocketAddress(*(*it).address());
+		it++;
+	}
+
+	// otherwise, just take the first non-loopback interface
+	it = v.begin();
+	while (it != v.end()) {
+		if (((*it).flags() & (Up | Running)) &&
+		    (!((*it).flags() & Loopback)) &&
+		    (*it).address() &&
+            ((*it).address()->family() == AF_INET))
+			return new KInetSocketAddress(*(*it).address());
+		it++;
+	}
+
+	// ok, giving up, try to take loopback
+	it = v.begin();
+	while (it != v.end()) {
+		if (((*it).flags() & (Up | Running)) &&
+		    (*it).address())
+			return new KInetSocketAddress(*(*it).address());
+		it++;
+	}
+
+        // not even loopback..
+	return 0;
+}
+
+namespace {
+	KInetSocketAddress *createAddress(struct sockaddr *a) {
+		if (!a)
+			return 0;
+		else if (a->sa_family == AF_INET)
+			return new KInetSocketAddress((struct sockaddr_in*) a,
+						      sizeof(struct sockaddr_in));
+#ifdef AF_INET6
+		else if (a->sa_family == AF_INET6)
+			return new KInetSocketAddress((struct sockaddr_in6*) a,
+						      sizeof(struct sockaddr_in6));
+#endif
+		else
+			return 0;
+	}
+
+	int convertFlags(int flags) {
+		int r = 0;
+		if (flags & IFF_UP)
+			r |= KInetInterface::Up;
+		if (flags & IFF_BROADCAST)
+			r |= KInetInterface::Broadcast;
+		if (flags & IFF_LOOPBACK)
+			r |= KInetInterface::Loopback;
+		if (flags & IFF_POINTOPOINT)
+			r |= KInetInterface::PointToPoint;
+		if (flags & IFF_RUNNING)
+			r |= KInetInterface::Running;
+		if (flags & IFF_MULTICAST)
+			r |= KInetInterface::Multicast;
+
+		return r;
+	}
+}
+
+QValueVector<KInetInterface> KInetInterface::getAllInterfaces(bool includeLoopback) {
+	struct kde_ifaddrs *ads;
+	struct kde_ifaddrs *a;
+	QValueVector<KInetInterface> r;
+	if (kde_getifaddrs(&ads))
+		return r;
+
+	a = ads;
+	while (a) {
+		if ((a->ifa_flags & IFF_LOOPBACK) && !includeLoopback) {
+			a = a->ifa_next;
+			continue;
+		}
+		r.push_back(KInetInterface(QString::fromUtf8(a->ifa_name),
+					   convertFlags(a->ifa_flags),
+					   createAddress(a->ifa_addr),
+					   createAddress(a->ifa_netmask),
+					   (a->ifa_flags & IFF_BROADCAST) ?
+					   createAddress(a->ifa_broadaddr) : 0,
+					   (a->ifa_flags & IFF_POINTOPOINT) ? 
+					   createAddress(a->ifa_dstaddr) : 0));
+		a = a->ifa_next;
+	}
+	
+	kde_freeifaddrs(ads);
+	return r;
+}
+