public static CFProxy[] ExecuteProxyAutoConfigurationURL(IntPtr proxyAutoConfigURL, Uri targetURL)
{
CFUrl url = CFUrl.Create(targetURL.AbsoluteUri);
if (url == null)
{
return(null);
}
CFProxy[] proxies = null;
var runLoop = CFRunLoop.CurrentRunLoop;
// Callback that will be called after executing the configuration script
CFProxyAutoConfigurationResultCallback cb = delegate(IntPtr client, IntPtr proxyList, IntPtr error) {
if (proxyList != IntPtr.Zero)
{
var array = new CFArray(proxyList, false);
proxies = new CFProxy[array.Count];
for (int i = 0; i < proxies.Length; i++)
{
CFDictionary dict = new CFDictionary(array[i], false);
proxies[i] = new CFProxy(dict);
}
array.Dispose();
}
runLoop.Stop();
};
var clientContext = new CFStreamClientContext();
var loopSource = CFNetworkExecuteProxyAutoConfigurationURL(proxyAutoConfigURL, url.Handle, cb, ref clientContext);
// Create a private mode
var mode = CFString.Create("Mono.MacProxy");
runLoop.AddSource(loopSource, mode);
runLoop.RunInMode(mode, double.MaxValue, false);
runLoop.RemoveSource(loopSource, mode);
return(proxies);
}
extern static IntPtr CFNetworkExecuteProxyAutoConfigurationURL(IntPtr proxyAutoConfigURL, IntPtr targetURL, CFProxyAutoConfigurationResultCallback cb, ref CFStreamClientContext clientContext);