Handle AsyncChannel disconnect in WifiService
Backport change I928544a0 to LTE branch and also handle
disconnect on WifiStateMachine channel
Bug: 4473750
Change-Id: I556330c10243a1805555f6bf6dcc7e43b78e3bfd
diff --git a/services/java/com/android/server/WifiService.java b/services/java/com/android/server/WifiService.java
index 6acc32f..9e0f26c 100644
--- a/services/java/com/android/server/WifiService.java
+++ b/services/java/com/android/server/WifiService.java
@@ -235,6 +235,15 @@
}
break;
}
+ case AsyncChannel.CMD_CHANNEL_DISCONNECTED: {
+ if (msg.arg1 == AsyncChannel.STATUS_SEND_UNSUCCESSFUL) {
+ Slog.d(TAG, "Send failed, client connection lost");
+ } else {
+ Slog.d(TAG, "Client connection lost with reason: " + msg.arg1);
+ }
+ mClients.remove((AsyncChannel) msg.obj);
+ break;
+ }
case AsyncChannel.CMD_CHANNEL_FULL_CONNECTION: {
AsyncChannel ac = new AsyncChannel();
ac.connect(mContext, this, msg.replyTo);
@@ -312,6 +321,13 @@
}
break;
}
+ case AsyncChannel.CMD_CHANNEL_DISCONNECTED: {
+ Slog.e(TAG, "WifiStateMachine channel lost, msg.arg1 =" + msg.arg1);
+ mWifiStateMachineChannel = null;
+ //Re-establish connection to state machine
+ mWsmChannel.connect(mContext, this, mWifiStateMachine.getHandler());
+ break;
+ }
default: {
Slog.d(TAG, "WifiStateMachineHandler.handleMessage ignoring msg=" + msg);
break;
@@ -584,7 +600,12 @@
*/
public WifiConfiguration getWifiApConfiguration() {
enforceAccessPermission();
- return mWifiStateMachine.syncGetWifiApConfiguration(mWifiStateMachineChannel);
+ if (mWifiStateMachineChannel != null) {
+ return mWifiStateMachine.syncGetWifiApConfiguration(mWifiStateMachineChannel);
+ } else {
+ Slog.e(TAG, "mWifiStateMachineChannel is not initialized");
+ return null;
+ }
}
/**