Ops, thanks!
I have not really done much with sockets. Is there an example you know of that
I can learn from?
Thanks,
tom
On Nov 7, 2010, at 2:14 PM, Dave Carrigan wrote:
> On Nov 7, 2010, at 2:02 PM, Tom Jones wrote:
>> Thanks, yes its a tcp port. I tried this but for some reason "port" is
>> always nil.
>>
>> NSSocketPort *port = [[NSSocketPort alloc] initRemoteWithTCPPort:3651
>> host:@"localhost"];
>> if(!port) {
>> NSLog(@"Port is open...");
>> } else {
>> NSLog(@"Port is not open...");
>> }
>> [port release];
>
> As Scott pointed out, your check is backwards. In addition, the discussion of
> that initializer says that the connection is not opened until data is sent,
> so it doesn't really matter what it returns - it still tells you nothing
> about if the host is actually listening on that port. For that, you would
> actually need to send some data and look at the result. You are way better
> off dropping down to socket/connect.
>
> --
> Dave Carrigan
> d...@rudedog.org
> Seattle, WA, USA
>
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