December 2005
Intermediate to advanced
252 pages
8h 55m
English
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Chapter 9. Using the CFNetwork and Cocoa APIs
In the previous three chapters, you have learned about techniques and APIs that work on multiple platforms. In Chapter 6, we covered the general concepts and the dns-sd command-line tool, which apply to all the supported platforms. In Chapter 7 we covered the DNSServiceDiscovery C API, which is available on all the supported platforms. In Chapter 8, you saw the Java API, which lets you write a Java program that will run on any supported platform with Java installed.
If you’re writing a program in C that’s built around a Core Foundation CFRunLoop as its central event-handling mechanism, or a
program in Objective-C that’s built around a Cocoa RunLoop as its central event-handling mechanism, you have two options. The
first option is that you can use the standard C DNSServiceDiscovery API and add those
active operations as event sources to your RunLoop, as
shown in the Core Foundation and Cocoa examples toward the end of Chapter 7. If you’re comfortable mixing standard C in
with your Core Foundation-style or Cocoa-style programming, this is fine. However, if you
prefer to stick to a single programming style, then you have a second option: Apple has
provided additional wrapper APIs that follow the Core Foundation and Cocoa idioms.
In this chapter, you will look at how to perform the basic DNS-SD operations of registering a service, browsing for services, and resolving a service using these Mac OS X-specific APIs, which Apple has provided for ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.