December 2011
Intermediate to advanced
485 pages
15h 47m
English
Content preview from OS X and iOS Kernel ProgrammingBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Media Filter Drivers
The top of the driver storage stack may contain one or more media filter drivers. A media filter driver, also known as a filter scheme driver, matches against an existing IOMedia object in the storage stack, and creates a new IOMedia object that represents the filtered media object. All read and write requests to the disk pass through the filter scheme driver, allowing the filter driver to manipulate the blocks that are read, or even to manipulate the data as it travels between the original IOMedia object and the filtered IOMedia object above it in the storage stack.
A filter scheme driver can be used to implement various types of functionality. For example, a filter driver could be used to implement block-level disk encryption ...
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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.