Add support for creating bluetooth RFCOMM sockets.

chrome/browser/chromeos/bluetooth/bluetooth_device.h

Index: chrome/browser/chromeos/bluetooth/bluetooth_device.h
diff --git a/chrome/browser/chromeos/bluetooth/bluetooth_device.h b/chrome/browser/chromeos/bluetooth/bluetooth_device.h
index 97203faca158d01704a3b72f258dcf7c18f75ac9..1ff58838548a961f4a9f77e2d2e52ecb55ed012d 100644
--- a/chrome/browser/chromeos/bluetooth/bluetooth_device.h
+++ b/chrome/browser/chromeos/bluetooth/bluetooth_device.h
@@ -6,12 +6,14 @@
 #define CHROME_BROWSER_CHROMEOS_BLUETOOTH_BLUETOOTH_DEVICE_H_
 #pragma once
 
+#include <map>
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/callback.h"
 #include "base/memory/scoped_ptr.h"
+#include "base/memory/weak_ptr.h"
 #include "base/string16.h"
 #include "chrome/browser/chromeos/dbus/bluetooth_agent_service_provider.h"
 #include "chrome/browser/chromeos/dbus/bluetooth_device_client.h"
@@ -20,6 +22,7 @@
 namespace chromeos {
 
 class BluetoothAdapter;
+class BluetoothSocket;
 
 // The BluetoothDevice class represents a remote Bluetooth device, both
 // its properties and capabilities as discovered by a local adapter and
@@ -238,6 +241,12 @@ class BluetoothDevice : private BluetoothDeviceClient::Observer,
   // have been deleted. If the request fails, |error_callback| will be called.
   void Forget(ErrorCallback error_callback);
 
+  // Opens a socket to this device for the given service.
+  base::WeakPtr<BluetoothSocket> OpenSocket(const std::string &service_uuid);

[keybuk, 2012/04/16 22:25:36]

nit "& " not " &"

Should this be a weak ptr or a refcounted pointer?

+
+  // Close the socket with the given id.
+  void CloseSocket(int socket_id);

[keybuk, 2012/04/16 22:25:36]

If BluetoothSocket were refcounted, we could encapsulate close as "the last
owner dropped the socket"

+
  private:
   friend class BluetoothAdapter;
 
@@ -433,6 +442,9 @@ class BluetoothDevice : private BluetoothDeviceClient::Observer,
       BluetoothAdapter* adapter,
       const BluetoothDeviceClient::Properties* properties);
 
+  // Close all open sockets from this device.
+  void CloseAllSockets();
+
   // Weak pointer factory for generating 'this' pointers that might live longer
   // than we do.
   base::WeakPtrFactory<BluetoothDevice> weak_ptr_factory_;
@@ -478,6 +490,9 @@ class BluetoothDevice : private BluetoothDeviceClient::Observer,
   PasskeyCallback passkey_callback_;
   ConfirmationCallback confirmation_callback_;
 
+  typedef std::map<int, BluetoothSocket*> SocketMap;
+  SocketMap socket_map_;

[keybuk, 2012/04/16 22:25:36]

What's the int here? the fd?

+
   DISALLOW_COPY_AND_ASSIGN(BluetoothDevice);
 };