Revert "Allow L2CAP sockets"

This reverts commit 34b0f92613.

core/java/android/bluetooth/BluetoothAdapter.java

@@ -922,42 +922,6 @@ public final class BluetoothAdapter {
         return BluetoothProfile.STATE_DISCONNECTED;
     }
 
-    /**
-     * Create a listening, L2CAP Bluetooth socket.
-     * <p>A remote device connecting to this socket will optionally be
-     * authenticated and communication on this socket will optionally be
-     * encrypted.
-     * <p>Use {@link BluetoothServerSocket#accept} to retrieve incoming
-     * connections from a listening {@link BluetoothServerSocket}.
-     * <p>Requires {@link android.Manifest.permission#BLUETOOTH_ADMIN}
-     * @param secure whether security and authentication are required
-     * @param fixedChannel whether we're looking for a PSM-based connection or a fixed channel
-     * @param channel L2CAP PSM or channel to use
-     * @return a listening L2CAP BluetoothServerSocket
-     * @throws IOException on error, for example Bluetooth not available, or
-     *                     insufficient permissions, or channel in use.
-     * @hide
-     */
-    public BluetoothServerSocket listenUsingL2CapOn(boolean secure, boolean fixedChannel,
-            int channel) throws IOException {
-        BluetoothServerSocket socket;
-
-        if (fixedChannel) {
-            channel |= BluetoothSocket.PORT_MASK_FIXED_CHAN;
-        }
-
-        socket = new BluetoothServerSocket(
-                BluetoothSocket.TYPE_L2CAP, secure, secure, channel);
-        int errno = socket.mSocket.bindListen();
-        if (errno != 0) {
-            //TODO(BT): Throw the same exception error code
-            // that the previous code was using.
-            //socket.mSocket.throwErrnoNative(errno);
-            throw new IOException("Error: " + errno);
-        }
-        return socket;
-    }
-
     /**
      * Create a listening, secure RFCOMM Bluetooth socket.
      * <p>A remote device connecting to this socket will be authenticated and

core/java/android/bluetooth/BluetoothDevice.java

@@ -1172,33 +1172,6 @@ public final class BluetoothDevice implements Parcelable {
         return new BluetoothSocket(BluetoothSocket.TYPE_SCO, -1, true, true, this, -1, null);
     }
 
-
-    /**
-     * Construct a L2CAP socket ready to start an outgoing connection.
-     * Call #connect on the returned #BluetoothSocket to begin the connection.
-     * <p>Requires {@link android.Manifest.permission#BLUETOOTH_ADMIN}
-     *
-     * @param secure    select whether security will be required
-     * @param fixedChannel    select if this will be a "fixed channel" L2CAP connection
-     *                        or a PSM-based connection
-     * @param channel    fixed channel or PSM to connect to
-     * @return a L2CAP BluetoothSocket
-     * @throws IOException on error, for example Bluetooth not available, or
-     *                     insufficient permissions.
-     * @hide
-     */
-    public BluetoothSocket createL2CapSocket(boolean secure, boolean fixedChannel, int channel)
-            throws IOException {
-
-        if (fixedChannel) {
-            channel |= BluetoothSocket.PORT_MASK_FIXED_CHAN;
-        }
-
-        return new BluetoothSocket(BluetoothSocket.TYPE_L2CAP, -1, secure, secure, this,
-                channel, null);
-    }
-
-
     /**
      * Check that a pin is valid and convert to byte array.
      *

core/java/android/bluetooth/BluetoothSocket.java

@@ -103,8 +103,6 @@ public final class BluetoothSocket implements Closeable {
     /*package*/ static final int SEC_FLAG_ENCRYPT = 1;
     /*package*/ static final int SEC_FLAG_AUTH = 1 << 1;
 
-    /*package*/ static final int PORT_MASK_FIXED_CHAN = 1 << 16;
-
     private final int mType;  /* one of TYPE_RFCOMM etc */
     private BluetoothDevice mDevice;    /* remote device */
     private String mAddress;    /* remote address */
@@ -117,7 +115,7 @@ public final class BluetoothSocket implements Closeable {
     private LocalSocket mSocket;
     private InputStream mSocketIS;
     private OutputStream mSocketOS;
-    private int mPort;  /* RFCOMM channel or L2CAP psm/channel */
+    private int mPort;  /* RFCOMM channel or L2CAP psm */
     private int mFd;
     private String mServiceName;
     private static int PROXY_CONNECTION_TIMEOUT = 5000;