[Index]

Core Foundation Plugins

Use described in Accessing Hardware from Applications

But implementation not documented by Apple

Wrap calls to IOServiceOpen, Mach messaging, etc.

Present Microsoft COM interfaces to applications

Provide stable, public binary interface with versioning

Not necessary for private access to user clients

Open with IOCreatePlugInInterfaceForService

Selected by 128-bit GUID declared in Info.plist

Note - I said 64-bit at first, but I was mistaken.

• I don't know how to generate the GUIDs. It's not documented by Apple.
• Note - yes it is. Give the command uuidgen in the Terminal