Android — get MEID
16lz
2021-01-23
NDKJNIEnv *env;jobject context;/* then call (with error-checking) */jclass cls = (*env)->FindClass(env, "android/context/Context");jmethodId mid = (*env)->GetMethodID(env, context_cls, "getSystemService", "(Ljava/lang/String;)Ljava/lang/Object;");jfieldID fid = (*env)->GetStaticFieldID(env, cls, "TELEPHONY_SERVICE", "Ljava/lang/String;");jstring str = (*env)->GetStaticObjectField(env, cls, fid);jobject telephony = (*env)->CallObjectMethod(env, context, mid, str);cls = (*env)->FindClass(env, "android/telephony/TelephonyManager");mid =(*env)->GetMethodID(env, cls, "getDeviceId", "()Ljava/lang/String;");str = (*env)->CallObjectMethod(env, telephony, mid);jsize len = (*env)->GetStringUTFLength(env, str);char* deviceId = calloc(len + 1, 1);(*env)->GetStringUTFRegion(env, str, 0, len, deviceId);(*env)->DeleteLocalRef(env, str);/* to get a string in deviceId */java code:TelephonyManager manager = (TelephonyManager) context .getSystemService(Context.TELEPHONY_SERVICE); if (manager != null) { str_uniqueID = manager.getDeviceId(); }更多相关文章
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