/* extern */ void
_CFTypeInvalidate(CFTypeRef obj) {
CFTypeID t = CFGetTypeID(obj);
/* Invalidate according to type of object. */
if (t == CFRunLoopSourceGetTypeID()) {
CFRunLoopSourceInvalidate((CFRunLoopSourceRef)obj);
}
else if (t == CFMachPortGetTypeID()) {
CFMachPortInvalidate((CFMachPortRef)obj);
}
else if (t == CFSocketGetTypeID()) {
CFSocketInvalidate((CFSocketRef)obj);
}
/* For scheduled types of objects, it is invalidated by setting the client to NULL. */
else if (t == CFReadStreamGetTypeID()) {
CFReadStreamSetClient((CFReadStreamRef)obj, kCFStreamEventNone, NULL, NULL);
}
else if (t == CFWriteStreamGetTypeID()) {
CFWriteStreamSetClient((CFWriteStreamRef)obj, kCFStreamEventNone, NULL, NULL);
}
else if (t == CFHostGetTypeID()) {
CFHostSetClient((CFHostRef)obj, NULL, NULL);
}
else if (t == SCNetworkReachabilityGetTypeID()) {
SCNetworkReachabilitySetCallback((SCNetworkReachabilityRef)obj, NULL, NULL);
}
else if (t == CFRunLoopTimerGetTypeID()) {
CFRunLoopTimerInvalidate((CFRunLoopTimerRef)obj);
}
else if (t == CFNetServiceGetTypeID()) {
CFNetServiceSetClient((CFNetServiceRef)obj, NULL, NULL);
}
else if (t == CFNetServiceBrowserGetTypeID()) {
CFNetServiceBrowserInvalidate((CFNetServiceBrowserRef)obj);
}
else if (t == CFNetServiceMonitorGetTypeID()) {
CFNetServiceMonitorInvalidate((CFNetServiceMonitorRef)obj);
}
else if (t == SCNetworkReachabilityGetTypeID()) {
SCNetworkConnectionStop((SCNetworkConnectionRef)obj, FALSE);
}
}
void DNSResolveQueue::resolve(const String& hostname)
{
ASSERT(isMainThread());
RetainPtr<CFStringRef> hostnameCF(AdoptCF, hostname.createCFString());
RetainPtr<CFHostRef> host(AdoptCF, CFHostCreateWithName(0, hostnameCF.get()));
if (!host) {
atomicDecrement(&m_requestsInFlight);
return;
}
CFHostClientContext context = { 0, 0, 0, 0, 0 };
Boolean result = CFHostSetClient(host.get(), clientCallback, &context);
ASSERT_UNUSED(result, result);
#if !PLATFORM(WIN)
CFHostScheduleWithRunLoop(host.get(), CFRunLoopGetMain(), kCFRunLoopCommonModes);
#else
// On Windows, we run a separate thread with CFRunLoop, which is where clientCallback will be called.
CFHostScheduleWithRunLoop(host.get(), loaderRunLoop(), kCFRunLoopDefaultMode);
#endif
CFHostStartInfoResolution(host.get(), kCFHostAddresses, 0);
host.releaseRef(); // The host will be released from clientCallback().
}
void DNSResolveQueue::platformResolve(const String& hostname)
{
ASSERT(isMainThread());
RetainPtr<CFHostRef> host = adoptCF(CFHostCreateWithName(0, hostname.createCFString().get()));
if (!host) {
decrementRequestCount();
return;
}
CFHostClientContext context = { 0, 0, 0, 0, 0 };
CFHostRef leakedHost = host.leakRef(); // The host will be released from clientCallback().
Boolean result = CFHostSetClient(leakedHost, clientCallback, &context);
ASSERT_UNUSED(result, result);
#if !PLATFORM(WIN)
CFHostScheduleWithRunLoop(leakedHost, CFRunLoopGetMain(), kCFRunLoopCommonModes);
#else
// On Windows, we run a separate thread with CFRunLoop, which is where clientCallback will be called.
CFHostScheduleWithRunLoop(leakedHost, loaderRunLoop(), kCFRunLoopDefaultMode);
#endif
CFHostStartInfoResolution(leakedHost, kCFHostAddresses, 0);
}
