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** contained in the Technology Preview License Agreement accompanying
** this package.
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#include "qcorewlanengine_mac_p.h"
#include "qnetworkconfiguration_p.h"
#include <QtCore/qthread.h>
#include <QtCore/qmutex.h>
#include <QtCore/qcoreapplication.h>
#include <QtCore/qstringlist.h>
#include <QtCore/qdebug.h>
#include <QDir>
#if defined(MAC_SDK_10_6) //not much functionality without this
#include <CoreWLAN/CoreWLAN.h>
#include <CoreWLAN/CWInterface.h>
#include <CoreWLAN/CWNetwork.h>
#include <CoreWLAN/CWNetwork.h>
#include <CoreWLAN/CW8021XProfile.h>
#endif
#include <Foundation/NSEnumerator.h>
#include <Foundation/NSKeyValueObserving.h>
#include <Foundation/NSAutoreleasePool.h>
#include <SystemConfiguration/SCNetworkConfiguration.h>
QMap <QString, QString> networkInterfaces;
#ifdef MAC_SDK_10_6
@interface QNSListener : NSObject
{
NSNotificationCenter *center;
CWInterface * currentInterface;
}
- (void)notificationHandler;//:(NSNotification *)notification;
- (void)remove;
@end
@implementation QNSListener
- (id) init
{
[super init];
center = [NSNotificationCenter defaultCenter];
currentInterface = [CWInterface interface];
[center addObserver:self selector:@selector(notificationHandler:) name:kCWLinkDidChangeNotification object:nil];
[center addObserver:self selector:@selector(notificationHandler:) name:kCWPowerDidChangeNotification object:nil];
return self;
}
-(void)dealloc
{
[center release];
[currentInterface release];
[super dealloc];
}
-(void)remove
{
[center removeObserver:self];
}
- (void)notificationHandler;//:(NSNotification *)notification
{
QTM_NAMESPACE::QCoreWlanEngine::instance()->requestUpdate();
}
@end
#endif
QTM_BEGIN_NAMESPACE
Q_GLOBAL_STATIC(QCoreWlanEngine, coreWlanEngine)
inline QString cfstringRefToQstring(CFStringRef cfStringRef) {
QString retVal;
CFIndex maxLength = 2 * CFStringGetLength(cfStringRef) + 1/*zero term*/; // max UTF8
char *cstring = new char[maxLength];
if (CFStringGetCString(CFStringRef(cfStringRef), cstring, maxLength, kCFStringEncodingUTF8)) {
retVal = QString::fromUtf8(cstring);
}
delete[] cstring;
return retVal;
}
inline CFStringRef qstringToCFStringRef(const QString &string)
{
return CFStringCreateWithCharacters(0, reinterpret_cast<const UniChar *>(string.unicode()),
string.length());
}
inline NSString *qstringToNSString(const QString &qstr)
{ return [reinterpret_cast<const NSString *>(qstringToCFStringRef(qstr)) autorelease]; }
inline QString nsstringToQString(const NSString *nsstr)
{ return cfstringRefToQstring(reinterpret_cast<const CFStringRef>(nsstr)); }
inline QStringList nsarrayToQStringList(void *nsarray)
{
QStringList result;
NSArray *array = static_cast<NSArray *>(nsarray);
for (NSUInteger i=0; i<[array count]; ++i)
result << nsstringToQString([array objectAtIndex:i]);
return result;
}
static QString qGetInterfaceType(const QString &interfaceString)
{
return networkInterfaces.value(interfaceString, QLatin1String("Unknown"));
}
void networkChangeCallback(SCDynamicStoreRef/* store*/, CFArrayRef changedKeys, void *info)
{
for ( long i = 0; i < CFArrayGetCount(changedKeys); i++) {
CFStringRef changed = (CFStringRef)CFArrayGetValueAtIndex(changedKeys, i);
if( cfstringRefToQstring(changed).contains("/Network/Global/IPv4")) {
QCoreWlanEngine* wlanEngine = static_cast<QCoreWlanEngine*>(info);
wlanEngine->requestUpdate();
}
}
return;
}
QCoreWlanEngine::QCoreWlanEngine(QObject *parent)
: QNetworkSessionEngine(parent)
{
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
getAllScInterfaces();
startNetworkChangeLoop();
#ifdef MAC_SDK_10_6
if([[CWInterface supportedInterfaces] count] > 0 ) {
QNSListener *listener;
listener = [[QNSListener alloc] init];
hasWifi = true;
} else {
hasWifi = false;
}
#endif
getUserConfigurations();
requestUpdate();
[pool release];
}
QCoreWlanEngine::~QCoreWlanEngine()
{
QNetworkConfigurationPrivate* cpPriv = 0;
foundConfigurations.clear();
while(!foundConfigurations.isEmpty()) {
cpPriv = foundConfigurations.takeFirst();
delete cpPriv;
}
}
QList<QNetworkConfigurationPrivate *> QCoreWlanEngine::getConfigurations(bool *ok)
{
if (ok)
*ok = true;
foundConfigurations.clear();
uint identifier;
QMapIterator<QString, QString> i(networkInterfaces);
QNetworkConfigurationPrivate* cpPriv = 0;
while (i.hasNext()) {
i.next();
if (i.value() == "WLAN") {
QList<QNetworkConfigurationPrivate *> fetchedConfigurations = scanForSsids(i.key());
for (int i = 0; i < fetchedConfigurations.count(); ++i) {
QNetworkConfigurationPrivate *config = new QNetworkConfigurationPrivate();
cpPriv = fetchedConfigurations.at(i);
config->name = cpPriv->name;
config->isValid = cpPriv->isValid;
config->id = cpPriv->id;
config->state = cpPriv->state;
config->type = cpPriv->type;
config->roamingSupported = cpPriv->roamingSupported;
config->purpose = cpPriv->purpose;
config->internet = cpPriv->internet;
config->serviceInterface = cpPriv->serviceInterface;
config->bearer = cpPriv->bearer;
identifier = config->name.toUInt();
configurationInterface[identifier] = config->serviceInterface.name();
foundConfigurations.append(config);
delete cpPriv;
}
}
QNetworkInterface interface = QNetworkInterface::interfaceFromName(i.key());
QNetworkConfigurationPrivate *cpPriv = new QNetworkConfigurationPrivate();
const QString humanReadableName = interface.humanReadableName();
cpPriv->name = humanReadableName.isEmpty() ? interface.name() : humanReadableName;
cpPriv->isValid = true;
if (interface.index())
identifier = interface.index();
else
identifier = qHash(interface.hardwareAddress());
cpPriv->id = QString::number(identifier);
cpPriv->type = QNetworkConfiguration::InternetAccessPoint;
cpPriv->state = QNetworkConfiguration::Undefined;
if (interface.flags() & QNetworkInterface::IsRunning) {
cpPriv->state = QNetworkConfiguration::Defined;
cpPriv->internet = true;
}
if ( !interface.addressEntries().isEmpty()) {
cpPriv->state |= QNetworkConfiguration::Active;
cpPriv->internet = true;
}
configurationInterface[identifier] = interface.name();
cpPriv->bearer = interface.name().isEmpty()? QLatin1String("Unknown") : qGetInterfaceType(interface.name());
foundConfigurations.append(cpPriv);
}
pollTimer.start();
return foundConfigurations;
}
QString QCoreWlanEngine::getInterfaceFromId(const QString &id)
{
return configurationInterface.value(id.toUInt());
}
bool QCoreWlanEngine::hasIdentifier(const QString &id)
{
return configurationInterface.contains(id.toUInt());
}
void QCoreWlanEngine::connectToId(const QString &id)
{
QString interfaceString = getInterfaceFromId(id);
if(networkInterfaces.value(interfaceString) == "WLAN") {
#if defined(MAC_SDK_10_6)
NSAutoreleasePool *autoreleasepool = [[NSAutoreleasePool alloc] init];
CWInterface *wifiInterface = [CWInterface interfaceWithName: qstringToNSString(interfaceString)];
if([wifiInterface power]) {
NSError *err = nil;
NSMutableDictionary *params = [NSMutableDictionary dictionaryWithCapacity:0];
NSString *wantedSsid = 0;
bool okToProceed = true;
if(getNetworkNameFromSsid(id) != id) {
NSArray *array = [CW8021XProfile allUser8021XProfiles];
for (NSUInteger i=0; i<[array count]; ++i) {
if(id == nsstringToQString([[array objectAtIndex:i] userDefinedName])
|| id == nsstringToQString([[array objectAtIndex:i] ssid]) ) {
QString thisName = getSsidFromNetworkName(id);
if(thisName.isEmpty()) {
wantedSsid = qstringToNSString(id);
} else {
wantedSsid = qstringToNSString(thisName);
}
okToProceed = false;
[params setValue: [array objectAtIndex:i] forKey:kCWAssocKey8021XProfile];
break;
}
}
}
if(okToProceed) {
NSUInteger index = 0;
CWConfiguration *userConfig = [ wifiInterface configuration];
NSSet *remNets = [userConfig rememberedNetworks];
NSEnumerator *enumerator = [remNets objectEnumerator];
CWWirelessProfile *wProfile;
while ((wProfile = [enumerator nextObject])) {
if(id == nsstringToQString([wProfile ssid])) {
wantedSsid = [wProfile ssid];
[params setValue: [wProfile passphrase] forKey: kCWAssocKeyPassphrase];
break;
}
index++;
}
}
NSDictionary *parametersDict = nil;
NSArray *apArray = [NSMutableArray arrayWithArray:[wifiInterface scanForNetworksWithParameters:parametersDict error:&err]];
if(!err) {
for(uint row=0; row < [apArray count]; row++ ) {
CWNetwork *apNetwork = [apArray objectAtIndex:row];
if([[apNetwork ssid] compare:wantedSsid] == NSOrderedSame) {
bool result = [wifiInterface associateToNetwork: apNetwork parameters:[NSDictionary dictionaryWithDictionary:params] error:&err];
if(!result) {
emit connectionError(id, ConnectError);
} else {
[autoreleasepool release];
return;
}
}
}
} else {
qDebug() <<"ERROR"<< nsstringToQString([err localizedDescription ]);
}
emit connectionError(id, InterfaceLookupError);
[autoreleasepool release];
} else {
// not wifi
}
#endif
}
emit connectionError(id, OperationNotSupported);
}
void QCoreWlanEngine::disconnectFromId(const QString &id)
{
QString interfaceString = getInterfaceFromId(id);
if(networkInterfaces.value(getInterfaceFromId(id)) == "WLAN") { //wifi only for now
#if defined(MAC_SDK_10_6)
NSAutoreleasePool *autoreleasepool = [[NSAutoreleasePool alloc] init];
CWInterface *wifiInterface = [CWInterface interfaceWithName: qstringToNSString(interfaceString)];
[wifiInterface disassociate];
if([[wifiInterface interfaceState]intValue] != kCWInterfaceStateInactive) {
emit connectionError(id, DisconnectionError);
}
[autoreleasepool release];
return;
#endif
} else {
}
emit connectionError(id, OperationNotSupported);
}
void QCoreWlanEngine::requestUpdate()
{
getAllScInterfaces();
getUserConfigurations();
emit configurationsChanged();
}
QCoreWlanEngine *QCoreWlanEngine::instance()
{
return coreWlanEngine();
}
QString QCoreWlanEngine::getSsidFromNetworkName(const QString &name)
{
QMapIterator<QString, QMap<QString,QString> > i(userProfiles);
while (i.hasNext()) {
i.next();
QMap<QString,QString> map = i.value();
QMapIterator<QString, QString> ij(i.value());
while (ij.hasNext()) {
ij.next();
if(name == i.key()) {
return ij.key();
}
}
}
return QString();
}
QString QCoreWlanEngine::getNetworkNameFromSsid(const QString &ssid)
{
QMapIterator<QString, QMap<QString,QString> > i(userProfiles);
while (i.hasNext()) {
i.next();
QMap<QString,QString> map = i.value();
QMapIterator<QString, QString> ij(i.value());
while (ij.hasNext()) {
ij.next();
if(ij.key() == ssid) {
return i.key();
}
}
return map.key(ssid);
}
return QString();
}
QList<QNetworkConfigurationPrivate *> QCoreWlanEngine::scanForSsids(const QString &interfaceName)
{
QList<QNetworkConfigurationPrivate *> foundConfigs;
if(!hasWifi) {
return foundConfigs;
}
#if defined(MAC_SDK_10_6)
NSAutoreleasePool *autoreleasepool = [[NSAutoreleasePool alloc] init];
CWInterface *currentInterface = [CWInterface interfaceWithName:qstringToNSString(interfaceName)];
QStringList addedConfigs;
if([currentInterface power]) {
NSError *err = nil;
NSDictionary *parametersDict = nil;
NSArray* apArray = [currentInterface scanForNetworksWithParameters:parametersDict error:&err];
CWNetwork *apNetwork;
if(!err) {
for(uint row=0; row < [apArray count]; row++ ) {
apNetwork = [apArray objectAtIndex:row];
QString networkSsid = nsstringToQString([apNetwork ssid]);
QNetworkConfigurationPrivate* cpPriv = new QNetworkConfigurationPrivate();
cpPriv->name = networkSsid;
cpPriv->isValid = true;
cpPriv->id = networkSsid;
cpPriv->internet = true;
cpPriv->bearer = QLatin1String("WLAN");
cpPriv->type = QNetworkConfiguration::InternetAccessPoint;
cpPriv->serviceInterface = QNetworkInterface::interfaceFromName(interfaceName);
bool known = isKnownSsid(networkSsid);
if( [currentInterface.interfaceState intValue] == kCWInterfaceStateRunning) {
if( cpPriv->name == nsstringToQString( [currentInterface ssid])) {
cpPriv->state |= QNetworkConfiguration::Active;
}
}
if(!cpPriv->state) {
if(known) {
cpPriv->state = QNetworkConfiguration::Discovered;
} else {
cpPriv->state = QNetworkConfiguration::Undefined;
}
}
if([[apNetwork securityMode ] intValue]== kCWSecurityModeOpen)
cpPriv->purpose = QNetworkConfiguration::PublicPurpose;
else
cpPriv->purpose = QNetworkConfiguration::PrivatePurpose;
foundConfigs.append(cpPriv);
addedConfigs << networkSsid;
} //end scanned row
}
} //end power
// add known configurations that are not around.
QMapIterator<QString, QMap<QString,QString> > i(userProfiles);
while (i.hasNext()) {
i.next();
QString networkName = i.key();
if(!addedConfigs.contains(networkName)) {
QString interfaceName;
QMapIterator<QString, QString> ij(i.value());
while (ij.hasNext()) {
ij.next();
interfaceName = ij.value();
}
QNetworkConfigurationPrivate* cpPriv = new QNetworkConfigurationPrivate();
cpPriv->name = networkName;
cpPriv->isValid = true;
cpPriv->id = networkName;
cpPriv->internet = true;
cpPriv->bearer = QLatin1String("WLAN");
cpPriv->type = QNetworkConfiguration::InternetAccessPoint;
cpPriv->serviceInterface = QNetworkInterface::interfaceFromName(interfaceName);
QString ssid = getSsidFromNetworkName(networkName);
if( [currentInterface.interfaceState intValue] == kCWInterfaceStateRunning) {
if( ssid == nsstringToQString( [currentInterface ssid])) {
cpPriv->state |= QNetworkConfiguration::Active;
}
}
if( addedConfigs.contains(ssid)) {
cpPriv->state |= QNetworkConfiguration::Discovered;
}
if(!cpPriv->state) {
cpPriv->state = QNetworkConfiguration::Defined;
}
foundConfigs.append(cpPriv);
}
}
[autoreleasepool drain];
#else
Q_UNUSED(interfaceName);
#endif
return foundConfigs;
}
bool QCoreWlanEngine::isWifiReady(const QString &wifiDeviceName)
{
#if defined(MAC_SDK_10_6)
if([[CWInterface supportedInterfaces] count] > 0 ) {
CWInterface *defaultInterface = [CWInterface interfaceWithName: qstringToNSString(wifiDeviceName)];
if([defaultInterface power])
return true;
}
#else
Q_UNUSED(wifiDeviceName);
#endif
return false;
}
bool QCoreWlanEngine::isKnownSsid( const QString &ssid)
{
#if defined(MAC_SDK_10_6)
QMapIterator<QString, QMap<QString,QString> > i(userProfiles);
while (i.hasNext()) {
i.next();
QMap<QString,QString> map = i.value();
if(map.keys().contains(ssid)) {
return true;
}
}
#else
Q_UNUSED(ssid);
#endif
return false;
}
bool QCoreWlanEngine::getAllScInterfaces()
{
networkInterfaces.clear();
NSAutoreleasePool *autoreleasepool = [[NSAutoreleasePool alloc] init];
CFArrayRef interfaces = SCNetworkInterfaceCopyAll();
if (interfaces != NULL) {
CFIndex interfaceCount;
CFIndex interfaceIndex;
interfaceCount = CFArrayGetCount(interfaces);
for (interfaceIndex = 0; interfaceIndex < interfaceCount; interfaceIndex++) {
NSAutoreleasePool *looppool = [[NSAutoreleasePool alloc] init];
CFStringRef bsdName;
CFTypeRef thisInterface = CFArrayGetValueAtIndex(interfaces, interfaceIndex);
bsdName = SCNetworkInterfaceGetBSDName((SCNetworkInterfaceRef)thisInterface);
QString interfaceName = cfstringRefToQstring(bsdName);
QString typeStr;
CFStringRef type = SCNetworkInterfaceGetInterfaceType((SCNetworkInterfaceRef)thisInterface);
if ( CFEqual(type, kSCNetworkInterfaceTypeIEEE80211)) {
typeStr = "WLAN";
// } else if (CFEqual(type, kSCNetworkInterfaceTypeBluetooth)) {
// typeStr = "Bluetooth";
} else if(CFEqual(type, kSCNetworkInterfaceTypeEthernet)) {
typeStr = "Ethernet";
} else if(CFEqual(type, kSCNetworkInterfaceTypeFireWire)) {
typeStr = "Ethernet"; //ok a bit fudged
}
if(!networkInterfaces.contains(interfaceName) && !typeStr.isEmpty()) {
networkInterfaces.insert(interfaceName,typeStr);
}
[looppool release];
}
}
CFRelease(interfaces);
[autoreleasepool drain];
return true;
}
void QCoreWlanEngine::startNetworkChangeLoop()
{
storeSession = NULL;
SCDynamicStoreContext dynStoreContext = { 0, this/*(void *)storeSession*/, NULL, NULL, NULL };
storeSession = SCDynamicStoreCreate(NULL,
CFSTR("networkChangeCallback"),
networkChangeCallback,
&dynStoreContext);
if (!storeSession ) {
qWarning() << "could not open dynamic store: error:" << SCErrorString(SCError());
return;
}
CFMutableArrayRef notificationKeys;
notificationKeys = CFArrayCreateMutable(NULL, 0, &kCFTypeArrayCallBacks);
CFMutableArrayRef patternsArray;
patternsArray = CFArrayCreateMutable(NULL, 0, &kCFTypeArrayCallBacks);
CFStringRef storeKey;
storeKey = SCDynamicStoreKeyCreateNetworkGlobalEntity(NULL,
kSCDynamicStoreDomainState,
kSCEntNetIPv4);
CFArrayAppendValue(notificationKeys, storeKey);
CFRelease(storeKey);
storeKey = SCDynamicStoreKeyCreateNetworkServiceEntity(NULL,
kSCDynamicStoreDomainState,
kSCCompAnyRegex,
kSCEntNetIPv4);
CFArrayAppendValue(patternsArray, storeKey);
CFRelease(storeKey);
if (!SCDynamicStoreSetNotificationKeys(storeSession , notificationKeys, patternsArray)) {
qWarning() << "register notification error:"<< SCErrorString(SCError());
CFRelease(storeSession );
CFRelease(notificationKeys);
CFRelease(patternsArray);
return;
}
CFRelease(notificationKeys);
CFRelease(patternsArray);
runloopSource = SCDynamicStoreCreateRunLoopSource(NULL, storeSession , 0);
if (!runloopSource) {
qWarning() << "runloop source error:"<< SCErrorString(SCError());
CFRelease(storeSession );
return;
}
CFRunLoopAddSource(CFRunLoopGetCurrent(), runloopSource, kCFRunLoopDefaultMode);
return;
}
void QCoreWlanEngine::getUserConfigurations()
{
#ifdef MAC_SDK_10_6
NSAutoreleasePool *autoreleasepool = [[NSAutoreleasePool alloc] init];
userProfiles.clear();
NSArray *wifiInterfaces = [CWInterface supportedInterfaces];
for(uint row=0; row < [wifiInterfaces count]; row++ ) {
CWInterface *wifiInterface = [CWInterface interfaceWithName: [wifiInterfaces objectAtIndex:row]];
NSString *nsInterfaceName = [wifiInterface name];
// add user configured system networks
SCDynamicStoreRef dynRef = SCDynamicStoreCreate(kCFAllocatorSystemDefault, (CFStringRef)@"Qt corewlan", nil, nil);
CFDictionaryRef airportPlist = (const __CFDictionary*)SCDynamicStoreCopyValue(dynRef, (CFStringRef)[NSString stringWithFormat:@"Setup:/Network/Interface/%@/AirPort", nsInterfaceName]);
CFRelease(dynRef);
NSDictionary *prefNetDict = [airportPlist objectForKey:@"PreferredNetworks"];
NSArray *thisSsidarray = [prefNetDict valueForKey:@"SSID_STR"];
for(NSString *ssidkey in thisSsidarray) {
QString thisSsid = nsstringToQString(ssidkey);
if(!userProfiles.contains(thisSsid)) {
QMap <QString,QString> map;
map.insert(thisSsid, nsstringToQString(nsInterfaceName));
userProfiles.insert(thisSsid, map);
}
}
CFRelease(airportPlist);
// 802.1X user profiles
QString userProfilePath = QDir::homePath() + "/Library/Preferences/com.apple.eap.profiles.plist";
NSDictionary* eapDict = [[NSMutableDictionary alloc] initWithContentsOfFile:qstringToNSString(userProfilePath)];
NSString *profileStr= @"Profiles";
NSString *nameStr = @"UserDefinedName";
NSString *networkSsidStr = @"Wireless Network";
for (id profileKey in eapDict) {
if ([profileStr isEqualToString:profileKey]) {
NSDictionary *itemDict = [eapDict objectForKey:profileKey];
for (id itemKey in itemDict) {
NSInteger dictSize = [itemKey count];
id objects[dictSize];
id keys[dictSize];
[itemKey getObjects:objects andKeys:keys];
QString networkName;
QString ssid;
for(int i = 0; i < dictSize; i++) {
if([nameStr isEqualToString:keys[i]]) {
networkName = nsstringToQString(objects[i]);
}
if([networkSsidStr isEqualToString:keys[i]]) {
ssid = nsstringToQString(objects[i]);
}
if(!userProfiles.contains(networkName)
&& !ssid.isEmpty()) {
QMap<QString,QString> map;
map.insert(ssid, nsstringToQString(nsInterfaceName));
userProfiles.insert(networkName, map);
}
}
}
}
}
}
[autoreleasepool release];
#endif
}
#include "moc_qcorewlanengine_mac_p.cpp"
QTM_END_NAMESPACE