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标题: 再次追踪RJ45插入流程 [打印本页]

作者: zangcf 时间: 2016-4-11 13:11
标题: 再次追踪RJ45插入流程
      public void run() {
         //noinspection InfiniteLoopStatement
         for (;;) {
            int index;
            int i;
            int cmd;
            String dev;

            if (localLOGV) Slog.v(TAG, "zcfdebug go poll events");

            String eventName = EthernetNative.waitForEvent();

            if (eventName == null) {
                  if (localLOGV) Slog.v(TAG, "zcfdebug no ethernet monitor events");
                  continue;
            }

            if (localLOGV) Slog.v(TAG, "zcfdebug get event " + eventName);

            /*
               * Map event name into event enum
               */
               if (eventName.length()==0) {
                  EthUeventFail=true;
                  Slog.v(TAG, "the eventName length is " + eventName.length());
            }
            i = 0;
            while (i < eventName.length()) {
                  index = eventName.substring(i).indexOf(":");
                  if (index == -1)
                     break;
                  dev = eventName.substring(i, index);
                  i += index + 1;
                  index = eventName.substring(i).indexOf(":");
                  if (index == -1)
                     break;
                  cmd = Integer.parseInt(eventName.substring(i, i+index));
                  i += index + 1;
                  if (localLOGV) Slog.v(TAG, "zcfdebug dev: " + dev + " ev " + cmd);
                  switch (cmd) {
                     case DEL_LINK:
                        handleEvent(dev, DISCONNECTED);
                        break;
                     case ADD_ADDR:
                        handleEvent(dev, CONNECTED);
                        break;
                     case NEW_LINK:
                        handleEvent(dev, PHYUP);
                        break;
                  }
            }

         }
      }

作者: zangcf 时间: 2016-4-11 13:21
本帖最后由 zangcf 于 2016-4-11 13:22 编辑

      void handleEvent(String ifname,int event) {
         switch (event) {
            case DISCONNECTED:
                  Log.e("zcfdebug","DISCONNECTED in EthernetMonitor");//zcfdebug++
                  mTracker.notifyStateChange(ifname,NetworkInfo.DetailedState.DISCONNECTED);
                  break;
            case CONNECTED:
                  Log.e("zcfdebug","CONNECTED in EthernetMonitor");//zcfdebug++
                  mTracker.notifyStateChange(ifname,NetworkInfo.DetailedState.CONNECTED);
                  break;
            case PHYUP:
                  Log.e("zcfdebug","PHYUP in EthernetMonitor");//zcfdebug++
                  mTracker.notifyPhyConnected(ifname);
                  mTracker.notifyStateChange(ifname,NetworkInfo.DetailedState.CONNECTED); //zcfdebug++
                  break;
            default:
                  Log.e("zcfdebug","default in EthernetMonitor");//zcfdebug++
                  mTracker.notifyStateChange(ifname,NetworkInfo.DetailedState.FAILED);
                  break;
         }
      }

这里面与其他地方不同是走了两个通知

作者: zangcf 时间: 2016-4-11 13:23
public void notifyPhyConnected(String ifname) {
      if (localLOGV) Slog.v(TAG, "report interface is up for " + ifname);
      synchronized(this) {
          this.sendEmptyMessage(EVENT_HW_PHYCONNECTED);
      }
}

作者: zangcf 时间: 2016-4-11 13:24
         case EVENT_HW_PHYCONNECTED:
            if (localLOGV) Slog.i(TAG, "interface up event, kick off connection request");
            if (!mStartingDhcp) {
                  int state = mEM.getState();
                  if (state != mEM.ETHERNET_STATE_DISABLED) {
                     EthernetDevInfo info = mEM.getSavedConfig();
                     if (info != null && mEM.isConfigured()) {
                        try {
                           configureInterface(info);
                        } catch (UnknownHostException e) {
                              // TODO Auto-generated catch block
                              //e.printStackTrace();
                              Slog.e(TAG, "Cannot configure interface");
                        }
                     }
                  }
            }
            break;

作者: zangcf 时间: 2016-4-11 15:05
以上部分log如下：
V/zcfdebug EthernetStateTracker(  460): report interface is up for eth0
E/zcfdebug EthernetStateTracker(  460): notifyStateChange in EthernetStateTracker!
I/zcfdebug EthernetStateTracker(  460): interface up event, kick off connection request

作者: zangcf 时间: 2016-4-11 15:11
本帖最后由 zangcf 于 2016-4-11 15:24 编辑

后面奇怪了，configureInterface怎么没有打印出来任何信息呢？
如果这样将这个通知几乎没有做任何工作。
-----------------------------------
主要就是trigger DHCP！

作者: zangcf 时间: 2016-4-11 15:18
下面追踪：
mTracker.notifyStateChange(ifname,NetworkInfo.DetailedState.CONNECTED);
----------------------------------------------------------------
public void notifyStateChange(String ifname,DetailedState state) {
      Log.e(TAG,"notifyStateChange in EthernetStateTracker!");
      if(state.equals(DetailedState.CONNECTED)){
         Log.e(TAG,"Ethernet connected in EthernetStateTracker!");
      }else
      {
         Log.e(TAG,"Ethernet disconnected in EthernetStateTracker!");
         setState(mHWConnected = false, EVENT_HW_DISCONNECTED); //zcfdebug++20150508
      }
      if (localLOGV) Slog.i(TAG, "zcfdebug report new state " + state.toString() + " on dev " + ifname);
      if (ifname.equals(mInterfaceName)) {
         if (localLOGV) Slog.v(TAG, "zcfdebug update network state tracker");
         synchronized(this) {
            this.sendEmptyMessage(state.equals(DetailedState.CONNECTED)
                  ? EVENT_HW_CONNECTED : EVENT_HW_DISCONNECTED);
         }
      }
}

作者: zangcf 时间: 2016-4-11 15:19
         case EVENT_HW_CONNECTED:
            if (localLOGV) Slog.i(TAG, "zcfdebug received HW connected, stack=" + mStackConnected + " HW=" + mHWConnected);
            mHWConnected = true;
            mStackConnected = true; //zcfdebug++
            if (mStackConnected)
               setState(true, msg.what);
            break;

作者: zangcf 时间: 2016-4-11 15:25
本帖最后由 zangcf 于 2016-4-11 15:28 编辑

private void setState(boolean state, int event) {
         Log.e(TAG,"in setState program!");
      if (mNetworkInfo.isConnected() != state) {
         if (state) {
            mNetworkInfo.setDetailedState(DetailedState.CONNECTED, null, null);
            mNetworkInfo.setIsAvailable(true); //zcfdebug++20150510
            Log.e(TAG,"Ethernet connect in EthernetStateTracker!");
         } else {
            mNetworkInfo.setDetailedState(DetailedState.DISCONNECTED, null, null);
            stopInterface(true);
            Log.e(TAG,"Ethernet disconnect in EthernetStateTracker!");
         }
         mNetworkInfo.setIsAvailable(state);
          postNotification(event);
      }
}
////////////////////////
这段代码中间有废的代码

作者: zangcf 时间: 2016-4-11 15:28
本帖最后由 zangcf 于 2016-4-11 16:16 编辑

private void postNotification(int event) {
      //zcfdebug-- Message msg = mCsHandler.obtainMessage(EVENT_STATE_CHANGED, new NetworkInfo(mNetworkInfo));
//zcfdebug++<<
      Message msg = mCsHandler.obtainMessage(EVENT_CONFIGURATION_CHANGED, mNetworkInfo);
      msg.sendToTarget();

      msg = mCsHandler.obtainMessage(EVENT_STATE_CHANGED, mNetworkInfo);
            Slog.d(TAG, "Send Message to EVENT_STATE_CHANGED");
//zcfdebug>>++
      msg.sendToTarget();
}

作者: zangcf 时间: 2016-4-11 22:00
本帖最后由 zangcf 于 2016-4-11 22:05 编辑

            case NetworkStateTracker.EVENT_CONFIGURATION_CHANGED:
                  info = (NetworkInfo) msg.obj;
                  // TODO: Temporary allowing network configuration
                  //    change not resetting sockets.
                  //    @see bug/4455071
                  handleConnectivityChange(info.getType(), false);
                  break;

=====================================
这句话怎么好像没有执行一样，没有log信息打印出来
=====================================
有在执行，打印出来如下信息：
D/zcfdebug ConnectivityService(  460): handleConnectivityChange: changed linkProperty[9]: doReset=false resetMask=0
D/zcfdebug ConnectivityService(  460): curLp=null
D/zcfdebug ConnectivityService(  460): newLp=LinkAddresses: [] Routes: [] DnsAddresses: []
D/zcfdebug ConnectivityService(  460): net Type is ConnectivityManager.TYPE_ETHERNET 9 Setting mGlobalProxy

作者: zangcf 时间: 2016-4-11 22:07
下面执行到？
            case NetworkStateTracker.EVENT_STATE_CHANGED:
                  log("zcfdebug handle EVENT_STATE_CHANGED message!"); //zcfdebug++

                  info = (NetworkInfo) msg.obj;
                  int type = info.getType();
                  NetworkInfo.State state = info.getState();

                  Xlog.e("zcfdebug", "The NetworkInfo.State state is "+ state);

                  if (VDBG || (state == NetworkInfo.State.CONNECTED) ||
                        (state == NetworkInfo.State.DISCONNECTED)) {
                     log("ConnectivityChange for " +
                        info.getTypeName() + ": " +
                        state + "/" + info.getDetailedState());
                  }

                  EventLogTags.writeConnectivityStateChanged(
                        info.getType(), info.getSubtype(), info.getDetailedState().ordinal());

                  if (info.getDetailedState() ==
                        NetworkInfo.DetailedState.FAILED) {
                     handleConnectionFailure(info);
                  } else if (info.getDetailedState() ==
                        DetailedState.CAPTIVE_PORTAL_CHECK) {
                     handleCaptivePortalTrackerCheck(info);
                  } else if (state == NetworkInfo.State.DISCONNECTED) {
                     handleDisconnect(info);
                  } else if (state == NetworkInfo.State.SUSPENDED) {
                     // TODO: need to think this over.
                     // the logic here is, handle SUSPENDED the same as
                     // DISCONNECTED. The only difference being we are
                     // broadcasting an intent with NetworkInfo that's
                     // suspended. This allows the applications an
                     // opportunity to handle DISCONNECTED and SUSPENDED
                     // differently, or not.
                     Slog.d(TAG, "Change to Suspend_State due to reason=" + info.getReason() + " with network=" + info.getSubtypeName()) ;
                     if (((info.getReason() != null) && info.getReason().equals(Phone.REASON_VOICE_CALL_STARTED))
                              && (info.getSubtype() == TelephonyManager.NETWORK_TYPE_GPRS
                                    || info.getSubtype() == TelephonyManager.NETWORK_TYPE_EDGE
                                    || info.getSubtype() == TelephonyManager.NETWORK_TYPE_UNKNOWN)) {
                        Xlog.e(MTK_TAG, "Suspend PS TX/RX Temporarily without deactivating PDP context");
                        sendSuspendedBroadcast(info);
                     } else {
                        Xlog.e(MTK_TAG, "Switch to Suspend:invoke handleDisconnect()");
                        handleDisconnect(info);
                     }
                  } else if (state == NetworkInfo.State.CONNECTED) {
                     handleConnect(info);
                  }
                  if (mLockdownTracker != null) {
                     mLockdownTracker.onNetworkInfoChanged(info);
                  }
                  break;
=================这个msg和上面的有什么差别呢？

作者: zangcf 时间: 2016-4-11 22:18
E/zcfdebug EthernetStateTracker(  460): Ethernet connect in EthernetStateTracker!
D/zcfdebug EthernetStateTracker(  460): Send Message to EVENT_STATE_CHANGED
V/ActivityManager(  460): Broadcast sticky: Intent { act=android.net.conn.TETHER_STATE_CHANGED flg=0x28000010 (has extras) } ordered=false userid=-1 callerApp=ProcessRecord{4146d450 460:system/1000}
D/zcfdebug ConnectivityService(  460): handleConnectivityChange: changed linkProperty[9]: doReset=false resetMask=0
D/zcfdebug ConnectivityService(  460): curLp=null
D/zcfdebug ConnectivityService(  460): newLp=LinkAddresses: [] Routes: [] DnsAddresses: []
D/zcfdebug ConnectivityService(  460): net Type is ConnectivityManager.TYPE_ETHERNET 9 Setting mGlobalProxy
D/zcfdebug ConnectivityService(  460): zcfdebug handle EVENT_STATE_CHANGED message!
E/zcfdebug(  460): The NetworkInfo.State state is CONNECTED
D/zcfdebug ConnectivityService(  460): ConnectivityChange for ETH: CONNECTED/CONNECTED
D/zcfdebug ConnectivityService(  460): zcfdebug in handleConnect!
D/zcfdebug ConnectivityService(  460): zcfdebug newNetType value is 9
D/zcfdebug ConnectivityService(  460): zcfdebug in mNetConfigs[newNetType].isDefault()
D/zcfdebug ConnectivityService(  460): zcfdebug ConnectivityService newNetType value is 9 mActiveDefaultNetwork = newNetType
D/zcfdebug ConnectivityService(  460): zcfdebug ConnectivityService mActiveDefaultNetwork is 9
D/zcfdebug ConnectivityService(  460): Setting TCP values: [4096,87380,524288,4096,16384,524288] which comes from [net.tcp.buffersize.default]
D/zcfdebug Tethering(  460): sendTetherStateChangedBroadcast 1, 0, 0
D/zcfdebug ConnectivityService(  460): MTU is only applied to mobile/MMS
D/zcfdebug Tethering(  460): Skip the state:0
D/zcfdebug Tethering(  460): we will broadcast rj45 plug in!
V/ActivityManager(  460): Broadcast sticky: Intent { act=android.hardware.rj45.action.PLUG_IN flg=0x10 } ordered=false userid=-1 callerApp=ProcessRecord{4146d450 460:system/1000}
D/BroadcastQueue(  460): BDC-Delivered broadcast: Intent { act=android.hardware.rj45.action.PLUG_IN flg=0x10 cmp=com.mediatek.oobe/.RJ45PlugInReceiver }, ordered=true, app=ProcessRecord{4126f338 748:com.mediatek.oobe/1000}, receiver=android.os.BinderProxy@4133e6c0
D/zcfdebug ConnectivityService(  460): handleConnectivityChange: changed linkProperty[9]: doReset=false resetMask=0
D/zcfdebug ConnectivityService(  460): curLp=LinkAddresses: [] Routes: [] DnsAddresses: []
D/zcfdebug ConnectivityService(  460): newLp=LinkAddresses: [] Routes: [] DnsAddresses: []
D/zcfdebug ConnectivityService(  460): handleConnectivityChange: address are the same reset per doReset linkProperty[9]: resetMask=0
D/zcfdebug ConnectivityService(  460): net Type is ConnectivityManager.TYPE_ETHERNET 9 Setting mGlobalProxy
V/Provider/Settings(  460):  from settings cache , name = connectivity_change_delay , value = null
D/zcfdebug ConnectivityService(  460): sendStickyBroadcast: action=android.net.conn.CONNECTIVITY_CHANGE_IMMEDIATE
V/ActivityManager(  460): Broadcast sticky: Intent { act=android.net.conn.CONNECTIVITY_CHANGE_IMMEDIATE flg=0x8000010 (has extras) } ordered=false userid=-1 callerApp=ProcessRecord{4146d450 460:system/1000}
D/zcfdebug ConnectivityService(  460): sendStickyBroadcastDelayed: delayMs=3000, action=android.net.conn.CONNECTIVITY_CHANGE
================
这个地方是有毛病的，好像执行了两次这个东西

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