编写android灯光系统的hal程序

编写android灯光系统的hal程序
Java: frameworks/base/services/core/java/com/android/server/lights/LightsService.java
JNI:  frameworks/base/services/core/jni/com_android_server_lights_LightsService.cpp
Hal:  lights.c

 

public LightsService(Context context) {
        super(context);

        mNativePointer = init_native();

static jlong init_native(JNIEnv *env, jobject clazz)
{
    int err;
   hw_module_t* module;
   Devices* devices;
   
   devices = (Devices*)malloc(sizeof(Devices));

    return (jlong)devices;

static void setLight_native(JNIEnv *env, jobject clazz, jlong ptr,
        jint light, jint colorARGB, jint flashMode, jint onMS, jint offMS, jint brightnessMode)
{
    Devices* devices =