Android bluetooth doc

android_blue蓝牙模块
AUDIO PHONE

PhoneApp
HEADSET_STATE_CHA NGED_ACTION HEADSET_STATE_CHA NGED_ACTION

BluetoothSettings

WirelessSettings

BluetoothPINReque st
PAIRING_REQUEST_A CTION

Activity

ENABLED_ACTION DISABLED_ACTION

InCallScreen

BluetoothHeadset BLUETOOTH
AIDL

BluetoothHeadset Service

BluetoothDevice
ENABLED_ACTION BONDING_CREATED_ACTION DISABLED_ACTION REMOTE_DEVICE_DISCONNECT_ REQUESTED_ACTION

AIDL

AudioManager
setBluetoothScoOn

BluetoothHandsfree SCOSocket

SDPClient

HeadsetBase

BluetoothAudioGate way
JNI

Bluetooth EventLoop

BluetoothDevice Service

JNI

JNI

JNI

JNI

android_bluetooth_SC OSocket

在 SystemServer 启动的时候，会生成一个 BluetoothDeviceService 的实例， // Skip Bluetooth if we have an emulator kernel // TODO: Use a more reliable check to see if this product should // support Bluet