> On Apr 10, 2015, at 4:13 PM, Jens Alfke <[email protected]> wrote: > > Are there any frameworks or sample code that illustrate best practices for > doing TCP socket I/O using GCD (dispatch queues and/or NSOperationQueues?) > > The conundrum seems to be that: > * dispatch_io looks like a great lightweight mechanism for doing I/O on > dispatch queues. > But since it operates on raw file descriptors it doesn’t support SSL. > And implementing SSL support using SecureTransport is messy. > * CFStream on the other hand has transparent support for SSL. > But it’s an old API that uses runloops to schedule callbacks. > So you have to use a workaround like creating a background thread with > a runloop, > and making the callbacks trampoline to your dispatch queue.*
Or you would use CFReadStreamSetDispatchQueue/CFWriteStreamSetDispatchQueue. > Thus far I’ve been using GCDAsyncSocket, but it’s a huge and impenetrable > piece of code and I’d like to ditch it for something smaller and more > manageable. I’d love to use dispatch_io, but SSL is an absolute necessity for > me, and remembering my last experience working with SecureTransport, I’m not > eager to do it again. > > —Jens > > * PocketSocket is a good example of this approach > (https://github.com/zwopple/PocketSocket/tree/master/PocketSocket > <https://github.com/zwopple/PocketSocket/tree/master/PocketSocket>) > _______________________________________________ > Do not post admin requests to the list. They will be ignored. > Macnetworkprog mailing list ([email protected]) > Help/Unsubscribe/Update your Subscription: > https://lists.apple.com/mailman/options/macnetworkprog/marc%40apple.com > > This email sent to [email protected]
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