As we know from previous chapters, Android applications use managers to access system services. The managers will use various system services to access Hardware Abstraction Layer (HAL). The Wi-Fi architecture also follows the same approach for applications to access Wi-Fi hardware.
Android Wi-Fi architecture
As we can see from the preceding diagram showing Wi-Fi layers in the Android system, WifiSettings is the application in the default AOSP build used to control Wi-Fi connections. WifiSettings uses WifiManager to get access to Wi-Fi services.
WifiManager provides the following functionalities:
- Providing a list of ...
