Bluetooth: Add Get/Set socket option to the Bluetooth Socket (3/4)

Introduced Get/Set socket option to the Bluetooth Socket.
For these APIs it will directly call the APIs of Adapter
Service.The corresponding APIs have been implemented in
the Adapter service of native Bluetooth APK.

CRs-Fixed: 557180
Change-Id: Ic49b66599fb3c4c500e52295895d708dbc172cc7

2 files changed, 59 insertions, 0 deletions

diff --git a/core/java/android/bluetooth/BluetoothSocket.java b/core/java/android/bluetooth/BluetoothSocket.java
index fb81fd1..2eb4953 100644
--- a/core/java/android/bluetooth/BluetoothSocket.java
+++ b/core/java/android/bluetooth/BluetoothSocket.java
@@ -247,6 +247,7 @@ public final class BluetoothSocket implements Closeable {
         as.mSocketOS = as.mSocket.getOutputStream();
         as.mAddress = RemoteAddr;
         as.mDevice = BluetoothAdapter.getDefaultAdapter().getRemoteDevice(RemoteAddr);
+        as.mPort = mPort;
         return as;
     }
     /**
@@ -468,6 +469,61 @@ public final class BluetoothSocket implements Closeable {
         return acceptedSocket;
     }
 
+    /**
+     * setSocketOpt for the Buetooth Socket.
+     *
+     * @param optionName socket option name
+     * @param optionVal  socket option value
+     * @param optionLen  socket option length
+     * @return -1 on immediate error,
+     *               0 otherwise
+     * @hide
+     */
+    public int setSocketOpt(int optionName, byte [] optionVal, int optionLen) throws IOException {
+        int ret = 0;
+        if (mSocketState == SocketState.CLOSED) throw new IOException("socket closed");
+        IBluetooth bluetoothProxy = BluetoothAdapter.getDefaultAdapter().getBluetoothService(null);
+        if (bluetoothProxy == null) {
+            Log.e(TAG, "setSocketOpt fail, reason: bluetooth is off");
+            return -1;
+        }
+        try {
+            if(VDBG) Log.d(TAG, "setSocketOpt(), mType: " + mType + " mPort: " + mPort);
+            ret = bluetoothProxy.setSocketOpt(mType, mPort, optionName, optionVal, optionLen);
+        } catch (RemoteException e) {
+            Log.e(TAG, Log.getStackTraceString(new Throwable()));
+            return -1;
+        }
+        return ret;
+    }
+
+    /**
+     * getSocketOpt for the Buetooth Socket.
+     *
+     * @param optionName socket option name
+     * @param optionVal  socket option value
+     * @return -1 on immediate error,
+     *               length of returned socket option otherwise
+     * @hide
+     */
+    public int getSocketOpt(int optionName, byte [] optionVal) throws IOException {
+        int ret = 0;
+        if (mSocketState == SocketState.CLOSED) throw new IOException("socket closed");
+        IBluetooth bluetoothProxy = BluetoothAdapter.getDefaultAdapter().getBluetoothService(null);
+        if (bluetoothProxy == null) {
+            Log.e(TAG, "getSocketOpt fail, reason: bluetooth is off");
+            return -1;
+        }
+        try {
+            if(VDBG) Log.d(TAG, "getSocketOpt(), mType: " + mType + " mPort: " + mPort);
+            ret = bluetoothProxy.getSocketOpt(mType, mPort, optionName, optionVal);
+        } catch (RemoteException e) {
+            Log.e(TAG, Log.getStackTraceString(new Throwable()));
+            return -1;
+        }
+        return ret;
+    }
+
     /*package*/ int available() throws IOException {
         if (VDBG) Log.d(TAG, "available: " + mSocketIS);
         return mSocketIS.available();
diff --git a/core/java/android/bluetooth/IBluetooth.aidl b/core/java/android/bluetooth/IBluetooth.aidl
index 66f3418..3ca32b6 100644
--- a/core/java/android/bluetooth/IBluetooth.aidl
+++ b/core/java/android/bluetooth/IBluetooth.aidl
@@ -106,4 +106,7 @@ interface IBluetooth
     void dump(in ParcelFileDescriptor fd);
     void onLeServiceUp();
     void onBrEdrDown();
+
+    int setSocketOpt(int type, int port, int optionName, in byte [] optionVal, int optionLen);
+    int getSocketOpt(int type, int port, int optionName, out byte [] optionVal);
 }