Thellë brenda Android me System Services
summary
Concrete steps to add a custom system service into AOSP: write the service logic in native C++ or Java, declare the API with Android interface definition language, compile and package it into the system server, register it with the Service Manager and expose it over binder IPC, add SELinux rules and manifest permissions, and enable bootstart. Covers wakelock and power cost tradeoffs and shows a working "HELLO 2" service built, registered, and callable from apps with measured startup and IPC latency numbers.
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