File network-byte-order.patch of Package knetworkmanager-kde3

--- knetworkmanager/src/knetworkmanager-connection_setting_ipv4.cpp
+++ knetworkmanager/src/knetworkmanager-connection_setting_ipv4.cpp
@@ -22,6 +22,8 @@
  *
  **************************************************************************/
 
+#include <netinet/in.h>
+
 /* qt headers */
 #include <qhostaddress.h>
 #include <qvariant.h>
@@ -41,19 +43,6 @@
 
 using namespace ConnectionSettings;
 
-// reverse order the bytes
-Q_UINT32 swap32(Q_UINT32 x)
-{
-	Q_UINT32 ret = 0;
-
-	Q_UINT8* from = (Q_UINT8*) &x;
-	Q_UINT8* to   = (Q_UINT8*) &ret;
-
-	for (int i = 0; i < 4; ++i)
-		to[3-i] = from[i];
-	return ret;
-}
-
 /*
 	class IPv4
 */
@@ -204,7 +193,7 @@ IPv4::toMap() const
 			QValueList<QHostAddress>::ConstIterator it_dns = _dns.begin();
 			// the strange swap32 is needed as NM reads the address exactly the other way round as Qt
 			for(;it_dns != _dns.end(); ++it_dns)
-				dns.append(QDBusData::fromUInt32(swap32((*it_dns).toIPv4Address())));
+				dns.append(QDBusData::fromUInt32(htonl((*it_dns).toIPv4Address())));
 		
 			map.insert(NM_SETTING_IP4_CONFIG_DNS, QDBusData::fromQValueList(dns));
 		}
@@ -216,10 +205,10 @@ IPv4::toMap() const
 			for (QValueList<IPv4Address>::ConstIterator it = _addresses.begin(); it != _addresses.end(); ++it)
 			{
 				QValueList<QDBusData> cur_ip;
-				cur_ip.append(QDBusData::fromUInt32(swap32((*it).address.toIPv4Address())));
+				cur_ip.append(QDBusData::fromUInt32(htonl((*it).address.toIPv4Address())));
 				cur_ip.append(QDBusData::fromUInt32(toCIDRSuffix((*it).netmask)));
 				if (!(*it).gateway.isNull())
-					cur_ip.append(QDBusData::fromUInt32(swap32((*it).gateway.toIPv4Address())));
+					cur_ip.append(QDBusData::fromUInt32(htonl((*it).gateway.toIPv4Address())));
 				ips.append(QDBusData::fromQValueList(cur_ip));
 			}
 			map.insert(NM_SETTING_IP4_CONFIG_ADDRESSES, QDBusData::fromQValueList(ips));
@@ -263,7 +252,7 @@ IPv4::fromMap(const SettingsMap& map)
 		QValueList<QDBusData> dns = it.data().toQValueList();
 		for (QValueList<QDBusData>::Iterator it = dns.begin(); it != dns.end(); ++it)
 		{
-			_dns.append( QHostAddress(swap32((*it).toUInt32())) );
+			_dns.append( QHostAddress(ntohl((*it).toUInt32())) );
 		}
 	}
 
@@ -276,15 +265,15 @@ IPv4::fromMap(const SettingsMap& map)
 			QValueList<QDBusData> cur_ip = (*it2).toQValueList();
 			IPv4Address address;
 
-			address.address = swap32(cur_ip[0].toUInt32());
+			address.address = ntohl(cur_ip[0].toUInt32());
 
 			if (cur_ip[1].toUInt32() >= 0 && cur_ip[1].toUInt32() <= 32)
 				address.netmask = fromCIDRSuffix(cur_ip[1].toUInt32());
 			else
-				address.netmask = swap32(cur_ip[1].toUInt32());
+				address.netmask = ntohl(cur_ip[1].toUInt32());
 
 			if (cur_ip.size() > 2)
-				address.gateway = swap32(cur_ip[2].toUInt32());
+				address.gateway = ntohl(cur_ip[2].toUInt32());
 		
 			_addresses.append(address);
 		}
@@ -312,7 +301,10 @@ Q_UINT32 IPv4::toCIDRSuffix(const QHostA
 QHostAddress IPv4::fromCIDRSuffix(Q_UINT32 suffix)
 {
 	Q_UINT32 netmask = 0xFFFFFFFF;
-	netmask = netmask << (32 - suffix);
+	if (suffix > 0)
+		netmask = netmask << (32 - suffix);
+	else
+		netmask = 0;
 	return QHostAddress(netmask);
 }