michael@0: /* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */
michael@0: /* vim: set ts=2 et sw=2 tw=80: */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
michael@0:  * You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "base/basictypes.h"
michael@0: #include "BluetoothHfpManager.h"
michael@0: #include "BluetoothProfileController.h"
michael@0: #include "mozilla/Services.h"
michael@0: #include "mozilla/StaticPtr.h"
michael@0: #include "nsIObserverService.h"
michael@0: #include "nsThreadUtils.h"
michael@0: 
michael@0: using namespace mozilla;
michael@0: USING_BLUETOOTH_NAMESPACE
michael@0: 
michael@0: namespace {
michael@0:   StaticRefPtr<BluetoothHfpManager> sBluetoothHfpManager;
michael@0:   bool sInShutdown = false;
michael@0: } // anonymous namespace
michael@0: 
michael@0: /**
michael@0:  * nsIObserver function
michael@0:  */
michael@0: NS_IMETHODIMP
michael@0: BluetoothHfpManager::Observe(nsISupports* aSubject,
michael@0:                              const char* aTopic,
michael@0:                              const char16_t* aData)
michael@0: {
michael@0:   if (!strcmp(aTopic, NS_XPCOM_SHUTDOWN_OBSERVER_ID)) {
michael@0:     HandleShutdown();
michael@0:   } else {
michael@0:     MOZ_ASSERT(false, "BluetoothHfpManager got unexpected topic!");
michael@0:     return NS_ERROR_UNEXPECTED;
michael@0:   }
michael@0: 
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: /**
michael@0:  * BluetoothProfileManagerBase functions
michael@0:  */
michael@0: void
michael@0: BluetoothHfpManager::Connect(const nsAString& aDeviceAddress,
michael@0:                              BluetoothProfileController* aController)
michael@0: {
michael@0:   MOZ_ASSERT(aController);
michael@0: 
michael@0:   aController->NotifyCompletion(NS_LITERAL_STRING(ERR_NO_AVAILABLE_RESOURCE));
michael@0: }
michael@0: 
michael@0: void
michael@0: BluetoothHfpManager::Disconnect(BluetoothProfileController* aController)
michael@0: {
michael@0:   MOZ_ASSERT(aController);
michael@0: 
michael@0:   aController->NotifyCompletion(NS_LITERAL_STRING(ERR_NO_AVAILABLE_RESOURCE));
michael@0: }
michael@0: 
michael@0: bool
michael@0: BluetoothHfpManager::IsConnected()
michael@0: {
michael@0:   return false;
michael@0: }
michael@0: 
michael@0: void
michael@0: BluetoothHfpManager::OnConnect(const nsAString& aErrorStr)
michael@0: {
michael@0:   MOZ_ASSERT(false);
michael@0: }
michael@0: 
michael@0: void
michael@0: BluetoothHfpManager::OnDisconnect(const nsAString& aErrorStr)
michael@0: {
michael@0:   MOZ_ASSERT(false);
michael@0: }
michael@0: 
michael@0: void
michael@0: BluetoothHfpManager::GetAddress(nsAString& aDeviceAddress)
michael@0: {
michael@0:   aDeviceAddress.AssignLiteral(BLUETOOTH_ADDRESS_NONE);
michael@0: }
michael@0: 
michael@0: void
michael@0: BluetoothHfpManager::OnGetServiceChannel(const nsAString& aDeviceAddress,
michael@0:                                          const nsAString& aServiceUuid,
michael@0:                                          int aChannel)
michael@0: {
michael@0:   MOZ_ASSERT(false);
michael@0: }
michael@0: 
michael@0: void
michael@0: BluetoothHfpManager::OnUpdateSdpRecords(const nsAString& aDeviceAddress)
michael@0: {
michael@0:   MOZ_ASSERT(false);
michael@0: }
michael@0: 
michael@0: /**
michael@0:  * BluetoothHfpManagerBase function
michael@0:  */
michael@0: bool
michael@0: BluetoothHfpManager::IsScoConnected()
michael@0: {
michael@0:   return false;
michael@0: }
michael@0: 
michael@0: /**
michael@0:  * Non-inherited functions
michael@0:  */
michael@0: // static
michael@0: BluetoothHfpManager*
michael@0: BluetoothHfpManager::Get()
michael@0: {
michael@0:   MOZ_ASSERT(NS_IsMainThread());
michael@0: 
michael@0:   // If sBluetoothHfpManager already exists, exit early
michael@0:   if (sBluetoothHfpManager) {
michael@0:     return sBluetoothHfpManager;
michael@0:   }
michael@0: 
michael@0:   // If we're in shutdown, don't create a new instance
michael@0:   NS_ENSURE_FALSE(sInShutdown, nullptr);
michael@0: 
michael@0:   // Create a new instance and return
michael@0:   BluetoothHfpManager* manager = new BluetoothHfpManager();
michael@0:   NS_ENSURE_TRUE(manager->Init(), nullptr);
michael@0: 
michael@0:   sBluetoothHfpManager = manager;
michael@0:   return sBluetoothHfpManager;
michael@0: }
michael@0: 
michael@0: bool
michael@0: BluetoothHfpManager::Init()
michael@0: {
michael@0:   MOZ_ASSERT(NS_IsMainThread());
michael@0: 
michael@0:   nsCOMPtr<nsIObserverService> obs = services::GetObserverService();
michael@0:   NS_ENSURE_TRUE(obs, false);
michael@0: 
michael@0:   if (NS_FAILED(obs->AddObserver(this, NS_XPCOM_SHUTDOWN_OBSERVER_ID, false))) {
michael@0:     BT_WARNING("Failed to add observers!");
michael@0:     return false;
michael@0:   }
michael@0: 
michael@0:   return true;
michael@0: }
michael@0: 
michael@0: void
michael@0: BluetoothHfpManager::HandleShutdown()
michael@0: {
michael@0:   MOZ_ASSERT(NS_IsMainThread());
michael@0:   sInShutdown = true;
michael@0:   sBluetoothHfpManager = nullptr;
michael@0: }
michael@0: 
michael@0: bool
michael@0: BluetoothHfpManager::ConnectSco()
michael@0: {
michael@0:   MOZ_ASSERT(NS_IsMainThread());
michael@0: 
michael@0:   /**
michael@0:    * TODO:
michael@0:    *   Implement ConnectSco() for applications that want to create SCO link
michael@0:    *   without a HFP connection (e.g., VoIP).
michael@0:    */
michael@0:   return false;
michael@0: }
michael@0: 
michael@0: bool
michael@0: BluetoothHfpManager::DisconnectSco()
michael@0: {
michael@0:   MOZ_ASSERT(NS_IsMainThread());
michael@0: 
michael@0:   /**
michael@0:    * TODO:
michael@0:    *   Implement DisconnectSco() for applications that want to destroy SCO link
michael@0:    *   without a HFP connection (e.g., VoIP).
michael@0:    */
michael@0:   return false;
michael@0: }
michael@0: 
michael@0: void
michael@0: BluetoothHfpManager::Reset()
michael@0: {
michael@0:   MOZ_ASSERT(NS_IsMainThread());
michael@0: }
michael@0: 
michael@0: NS_IMPL_ISUPPORTS(BluetoothHfpManager, nsIObserver)