Android/Abi (Abi-related code. Abi: applicationbinary interface, application binary Interface)
Android/bionic (bionic C Library)
Android/bootable (startup guide code)
Android/build (stores Basic Development Configuration packages such as system compilation rules and generic)
Android/CTS (Android compatibility test kit Standard)
Android/Dalvik (Dalvik Java Virtual Machine)
Android/Development (Application Development)
Android/device (device-related code)
Android/Docs (about open-source documentation)
Android/external (some open-source modules used by Android)
Android/frameworks (the core framework-Java and C ++, is the framework of Android applications .)
Android/hardware (mainly hardware Adaptation Layer HAL code)
Android/libcore (core library)
Android/ndk (ndk-related code. Androidndk (Android nativedevelopment kit) is a series of development tools that allow program developers to embed C/C ++ language-written unmanaged code in Android applications .)
Android/out (the code output after compilation is in this directory)
Android/packages (Application Package)
Android/prebuilt (resources pre-compiled in x86 and arm architectures)
Android/SDK (SDK and simulator)
Android/system (file system, application, and component-C language)
Android/makefile
Android/v8.log