Creating a kernel extension (kext) with Xcode

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Tutorials on site Apple.com :

---> http://developer.apple.com/documentation/D...hello_kext.html

 

 

 

This document contains the following information:

 

• “About Kernel Extensions” provides some basic information about kernel extensions, including how to decide if you need to write one.
  
• “Hello Kernel: Creating a Kernel Extension With Xcode” is a tutorial that shows you how to write, test, load, and unload a simple kernel extension.
  
• “Hello I/O Kit: Creating a Device Driver With Xcode” is a tutorial that shows you how to write, test, load, and unload a simple I/O Kit driver.
  
• “Hello Debugger: Debugging a Device Driver With GDB” is a tutorial that shows you how to debug a kernel extension using GDB (a command-line debugger).
  
• “Packaging Your KEXT for Distribution and Installation” describes how to use the Package Maker application to package your KEXT.
  
• “Loading Kernel Extensions at Boot Time” describes how kernel extensions are loaded in Mac OS X.
  
• “Kernel Extension Dependencies” describes how KEXTs declare dependencies and lists version numbers of kernel subcomponents and loadable extensions.
  
• “Kernel Extension Ownership and Permissions” describes the ownership and permissions rules that apply to all KEXTs.