Android SmsProvider, what does ICC stand for?

Question

Specifically in the com/android/providers/telephony/SmsProvider.java

what does ICC stand for?

Answer 1

ICC stands for Integrated Circuit Card (or, smart card). In this case, it looks like they use ICC to refer to the SIM card inside the phone, which is a smart card.

Answer 2

ICC is for Sim messages. See ManageSimMessages.Java inside mms/ui package which handles this.

Also see framework/base/telephony/java/android/telephony/SmsManager.Java where it "ICC (Integrated Circuit Card) is the card of the device. For example, this can be the SIM or USIM for GSM."