internal CFSocket(CFSocketNativeHandle sock)
{
var cbTypes = CFSocketCallBackType.DataCallBack | CFSocketCallBackType.WriteCallBack;
gch = GCHandle.Alloc(this);
var ctx = new CFStreamClientContext();
ctx.Info = GCHandle.ToIntPtr(gch);
var ptr = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(CFStreamClientContext)));
try {
Marshal.StructureToPtr(ctx, ptr, false);
handle = CFSocketCreateWithNative(
IntPtr.Zero, sock, (nuint)(ulong)cbTypes, OnCallback, ptr);
} finally {
Marshal.FreeHGlobal(ptr);
}
if (handle == IntPtr.Zero)
{
throw new CFSocketException(CFSocketError.Error);
}
var source = new CFRunLoopSource(CFSocketCreateRunLoopSource(IntPtr.Zero, handle, 0));
var loop = CFRunLoop.Current;
loop.AddSource(source, CFRunLoop.ModeDefault);
}
public void EnableEvents(CFRunLoop runLoop, NSString runLoopMode)
{
if (open || closed || (loop != null))
{
throw new InvalidOperationException();
}
CheckHandle();
loop = runLoop;
loopMode = runLoopMode;
var ctx = new CFStreamClientContext();
ctx.Info = GCHandle.ToIntPtr(gch);
var args = CFStreamEventType.OpenCompleted |
CFStreamEventType.CanAcceptBytes | CFStreamEventType.HasBytesAvailable |
CFStreamEventType.CanAcceptBytes | CFStreamEventType.ErrorOccurred |
CFStreamEventType.EndEncountered;
var ptr = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(CFStreamClientContext)));
try {
Marshal.StructureToPtr(ctx, ptr, false);
if (!DoSetClient(OnCallback, (nint)(long)args, ptr))
{
throw new InvalidOperationException("Stream does not support async events.");
}
} finally {
Marshal.FreeHGlobal(ptr);
}
ScheduleWithRunLoop(runLoop, runLoopMode);
}
CFSocket(int family, int type, int proto, CFRunLoop loop)
{
var cbTypes = CFSocketCallBackType.DataCallBack | CFSocketCallBackType.ConnectCallBack;
gch = GCHandle.Alloc(this);
var ctx = new CFStreamClientContext();
ctx.Info = GCHandle.ToIntPtr(gch);
var ptr = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(CFStreamClientContext)));
try {
Marshal.StructureToPtr(ctx, ptr, false);
handle = CFSocketCreate(
IntPtr.Zero, family, type, proto, (nuint)(ulong)cbTypes, OnCallback, ptr);
} finally {
Marshal.FreeHGlobal(ptr);
}
if (handle == IntPtr.Zero)
{
throw new CFSocketException(CFSocketError.Error);
}
gch = GCHandle.Alloc(this);
var source = new CFRunLoopSource(CFSocketCreateRunLoopSource(IntPtr.Zero, handle, 0));
loop.AddSource(source, CFRunLoop.ModeDefault);
}
public static CFRunLoopSource ExecuteProxyAutoConfigurationURL(NSUrl proxyAutoConfigurationURL, NSUrl targetURL, CFProxyAutoConfigurationResultCallback resultCallback, CFStreamClientContext clientContext)
{
if (proxyAutoConfigurationURL == null)
{
throw new ArgumentNullException("proxyAutoConfigurationURL");
}
if (targetURL == null)
{
throw new ArgumentNullException("targetURL");
}
if (resultCallback == null)
{
throw new ArgumentNullException("resultCallback");
}
if (clientContext == null)
{
throw new ArgumentNullException("clientContext");
}
IntPtr source = CFNetworkExecuteProxyAutoConfigurationURL(proxyAutoConfigurationURL.Handle, targetURL.Handle, resultCallback, clientContext);
return((source == IntPtr.Zero) ? null : new CFRunLoopSource(source));
}
protected virtual bool SetCFClientFlags(CFStreamEventType inFlags, IntPtr inCallback, IntPtr inContextPtr)
{
CFStreamClientContext inContext;
if (inContextPtr == IntPtr.Zero)
return false;
inContext = (CFStreamClientContext) Marshal.PtrToStructure (inContextPtr, typeof (CFStreamClientContext));
if (inContext.Version != 0)
return false;
context.Release ();
context = inContext;
context.Retain ();
flags = inFlags;
callback = inCallback;
return true;
}
