FlashSync is a project mainly written in OBJECTIVE-C and C, it's free.
Flash Sync
Install FlashSync.app
ln -s /var/mnt/mount1/ipad_documents find /var/mobile/Applications -name FlashSync.app
/../Documents/FlashDisk
find /var/mobile/Applications -name FlashSync.app
/../Documents/Imported/ /var/mobile/Imported