Index: device/devices_app/usb/device_manager_impl.cc |
diff --git a/device/devices_app/usb/device_manager_impl.cc b/device/devices_app/usb/device_manager_impl.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..6776438c953a5e69620bd802e3d886ab49eef751 |
--- /dev/null |
+++ b/device/devices_app/usb/device_manager_impl.cc |
@@ -0,0 +1,159 @@ |
+// Copyright 2015 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#include "device/devices_app/usb/device_manager_impl.h" |
+ |
+#include "base/bind.h" |
+#include "base/location.h" |
+#include "base/memory/scoped_ptr.h" |
+#include "base/sequenced_task_runner.h" |
+#include "base/thread_task_runner_handle.h" |
+#include "device/core/device_client.h" |
+#include "device/devices_app/usb/device_impl.h" |
+#include "device/devices_app/usb/public/cpp/device_manager_delegate.h" |
+#include "device/devices_app/usb/public/interfaces/device.mojom.h" |
+#include "device/devices_app/usb/type_converters.h" |
+#include "device/usb/usb_device.h" |
+#include "device/usb/usb_device_filter.h" |
+#include "device/usb/usb_service.h" |
+#include "third_party/mojo/src/mojo/public/cpp/bindings/array.h" |
+#include "third_party/mojo/src/mojo/public/cpp/bindings/interface_request.h" |
+ |
+namespace device { |
+namespace usb { |
+ |
+namespace { |
+ |
+void OnGetDevicesOnServiceThread( |
+ const UsbService::GetDevicesCallback& callback, |
+ scoped_refptr<base::TaskRunner> callback_task_runner, |
+ const std::vector<scoped_refptr<UsbDevice>>& devices) { |
+ callback_task_runner->PostTask(FROM_HERE, base::Bind(callback, devices)); |
+} |
+ |
+void GetDevicesOnServiceThread( |
+ const UsbService::GetDevicesCallback& callback, |
+ scoped_refptr<base::TaskRunner> callback_task_runner) { |
+ DCHECK(DeviceClient::Get()); |
+ UsbService* usb_service = DeviceClient::Get()->GetUsbService(); |
+ if (!usb_service) { |
+ std::vector<scoped_refptr<UsbDevice>> no_devices; |
+ callback_task_runner->PostTask(FROM_HERE, base::Bind(callback, no_devices)); |
+ return; |
+ } |
+ usb_service->GetDevices( |
+ base::Bind(&OnGetDevicesOnServiceThread, callback, callback_task_runner)); |
+} |
+ |
+void RunOpenDeviceCallback(const DeviceManager::OpenDeviceCallback& callback, |
+ OpenDeviceError error) { |
+ callback.Run(error); |
+} |
+ |
+void OnOpenDeviceOnServiceThread( |
+ mojo::InterfaceRequest<Device> device_request, |
+ const DeviceManager::OpenDeviceCallback& callback, |
+ scoped_refptr<base::TaskRunner> callback_task_runner, |
+ scoped_refptr<UsbDeviceHandle> device_handle) { |
+ if (!device_handle) { |
+ callback_task_runner->PostTask(FROM_HERE, |
+ base::Bind(&RunOpenDeviceCallback, callback, |
+ OPEN_DEVICE_ERROR_ACCESS_DENIED)); |
+ return; |
+ } |
+ |
+ // Owned by its MessagePipe. |
+ new DeviceImpl(device_handle, device_request.Pass()); |
+ |
+ callback_task_runner->PostTask( |
+ FROM_HERE, |
+ base::Bind(&RunOpenDeviceCallback, callback, OPEN_DEVICE_ERROR_OK)); |
+} |
+ |
+void OpenDeviceOnServiceThread( |
+ const std::string& guid, |
+ mojo::InterfaceRequest<Device> device_request, |
+ const DeviceManager::OpenDeviceCallback& callback, |
+ scoped_refptr<base::TaskRunner> callback_task_runner) { |
+ DCHECK(DeviceClient::Get()); |
+ UsbService* usb_service = DeviceClient::Get()->GetUsbService(); |
+ if (!usb_service) { |
+ callback_task_runner->PostTask(FROM_HERE, |
+ base::Bind(&RunOpenDeviceCallback, callback, |
+ OPEN_DEVICE_ERROR_NOT_FOUND)); |
+ return; |
+ } |
+ scoped_refptr<UsbDevice> device = usb_service->GetDevice(guid); |
+ if (!device) { |
+ callback_task_runner->PostTask(FROM_HERE, |
+ base::Bind(&RunOpenDeviceCallback, callback, |
+ OPEN_DEVICE_ERROR_NOT_FOUND)); |
+ return; |
+ } |
+ device->Open(base::Bind(&OnOpenDeviceOnServiceThread, |
+ base::Passed(&device_request), callback, |
+ callback_task_runner)); |
+} |
+ |
+} // namespace |
+ |
+DeviceManagerImpl::DeviceManagerImpl( |
+ mojo::InterfaceRequest<DeviceManager> request, |
+ scoped_ptr<DeviceManagerDelegate> delegate, |
+ scoped_refptr<base::SequencedTaskRunner> service_task_runner) |
+ : binding_(this, request.Pass()), |
+ delegate_(delegate.Pass()), |
+ service_task_runner_(service_task_runner), |
+ weak_factory_(this) { |
+} |
+ |
+DeviceManagerImpl::~DeviceManagerImpl() { |
+} |
+ |
+void DeviceManagerImpl::set_error_handler(mojo::ErrorHandler* error_handler) { |
+ binding_.set_error_handler(error_handler); |
+} |
+ |
+void DeviceManagerImpl::GetDevices(EnumerationOptionsPtr options, |
+ const GetDevicesCallback& callback) { |
+ auto get_devices_callback = |
+ base::Bind(&DeviceManagerImpl::OnGetDevices, weak_factory_.GetWeakPtr(), |
+ base::Passed(&options), callback); |
+ service_task_runner_->PostTask( |
+ FROM_HERE, base::Bind(&GetDevicesOnServiceThread, get_devices_callback, |
+ base::ThreadTaskRunnerHandle::Get())); |
+} |
+ |
+void DeviceManagerImpl::OpenDevice( |
+ const mojo::String& guid, |
+ mojo::InterfaceRequest<Device> device_request, |
+ const OpenDeviceCallback& callback) { |
+ service_task_runner_->PostTask( |
+ FROM_HERE, base::Bind(&OpenDeviceOnServiceThread, guid, |
+ base::Passed(&device_request), callback, |
+ base::ThreadTaskRunnerHandle::Get())); |
+} |
+ |
+void DeviceManagerImpl::OnGetDevices( |
+ EnumerationOptionsPtr options, |
+ const GetDevicesCallback& callback, |
+ const std::vector<scoped_refptr<UsbDevice>>& devices) { |
+ auto filters = options->filters.To<std::vector<UsbDeviceFilter>>(); |
+ mojo::Array<DeviceInfoPtr> device_infos(0); |
+ for (size_t i = 0; i < devices.size(); ++i) { |
+ DeviceInfoPtr device_info = DeviceInfo::From(*devices[i]); |
+ if (UsbDeviceFilter::MatchesAny(devices[i], filters) && |
+ delegate_->IsDeviceAllowed(*device_info)) { |
+ const UsbConfigDescriptor* config = devices[i]->GetConfiguration(); |
+ device_info->configurations = mojo::Array<ConfigurationInfoPtr>::New(0); |
+ if (config) |
+ device_info->configurations.push_back(ConfigurationInfo::From(*config)); |
+ device_infos.push_back(device_info.Pass()); |
+ } |
+ } |
+ callback.Run(device_infos.Pass()); |
+} |
+ |
+} // namespace usb |
+} // namespace device |