Using MobileGestalt As Private API. include DeviceInfo.h And Follow Some Other Tips Inside It. Call something like [ID uniqueIdentifier]in your Progamme to get your demanded info. Doesn't Work Inside Sandboxd Apps unless the Binary is signed with special entitlements. Working On A System Daemon the fix that. USAGE
USE ldid -e BINARY>>entitle.xml TO DUMP THE ENTITLEMENTS OF THE BINARY.ADD CONTENTS OF Entitlements.xml PROVIDED INTO entitle.xml AND USE ldid -Sentitle.xml BINARY to sign the entitlements back. This Must Be Done,Recommend Using PRE-Install Script. Not Doing So With Cause Your Call RETURNS NIL.
PULL REQUESTS ARE FAVOURED