chrome/browser/chrome_device_client.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/chrome_device_client.h"
   6
   7 #include "base/logging.h"
   8 #include "base/macros.h"
   9 #include "content/public/browser/browser_thread.h"
  10 #include "device/hid/hid_service.h"
  11 #include "device/usb/public/cpp/device_manager_delegate.h"
  12 #include "device/usb/public/cpp/device_manager_factory.h"
  13 #include "device/usb/public/interfaces/device.mojom.h"
  14 #include "device/usb/usb_service.h"
  15
  16 using content::BrowserThread;
  17
  18 namespace {
  19
  20 // DeviceManagerDelegate implementation which allows access to all devices.
  21 class BrowserDeviceManagerDelegate : public device::usb::DeviceManagerDelegate {
  22  public:
  23   BrowserDeviceManagerDelegate() {}
  24   ~BrowserDeviceManagerDelegate() override {}
  25
  26  private:
  27   bool IsDeviceAllowed(const device::usb::DeviceInfo& device) override {
  28     return true;
  29   }
  30
  31   DISALLOW_COPY_AND_ASSIGN(BrowserDeviceManagerDelegate);
  32 };
  33
  34 }  // namespace
  35
  36 ChromeDeviceClient::ChromeDeviceClient() {}
  37
  38 ChromeDeviceClient::~ChromeDeviceClient() {}
  39
  40 device::UsbService* ChromeDeviceClient::GetUsbService() {
  41   DCHECK_CURRENTLY_ON(BrowserThread::UI);
  42   return device::UsbService::GetInstance(
  43       BrowserThread::GetMessageLoopProxyForThread(BrowserThread::FILE));
  44 }
  45
  46 void ChromeDeviceClient::ConnectToUSBDeviceManager(
  47     mojo::InterfaceRequest<device::usb::DeviceManager> request) {
  48   device::usb::DeviceManagerFactory::Build(
  49       request.Pass(),
  50       scoped_ptr<device::usb::DeviceManagerDelegate>(
  51           new BrowserDeviceManagerDelegate));
  52 }
  53
  54 device::HidService* ChromeDeviceClient::GetHidService() {
  55   DCHECK_CURRENTLY_ON(BrowserThread::UI);
  56   return device::HidService::GetInstance(
  57       BrowserThread::GetMessageLoopProxyForThread(BrowserThread::FILE));
  58 }