idevicerestore : Restore/upgrade firmware of iOS devices ( https://libimobiledevice.org/ )
libirecovery : Library and utility to talk to iBoot/iBSS via USB on Mac OS X, Windows, and Linux ( https://libimobiledevice.org/ )
usbmuxd : USB multiplex daemon for use with Apple iPhone/iPod Touch devices ( https://libimobiledevice.org/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a chloverlay
For Paludis use this rsync : rsync://gentoo.zugaina.org/chloverlay-portage
If you have a problem : ycarus(-at-)zugaina.org