| // 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/usb/mojo/device_manager_impl.h" |
| |
| #include <stddef.h> |
| |
| #include <memory> |
| #include <string> |
| #include <utility> |
| #include <vector> |
| |
| #include "base/bind.h" |
| #include "base/memory/ptr_util.h" |
| #include "device/base/device_client.h" |
| #include "device/usb/mojo/device_impl.h" |
| #include "device/usb/mojo/type_converters.h" |
| #include "device/usb/public/cpp/usb_utils.h" |
| #include "device/usb/public/mojom/device.mojom.h" |
| #include "device/usb/usb_device.h" |
| #include "device/usb/usb_service.h" |
| |
| namespace device { |
| namespace usb { |
| |
| DeviceManagerImpl::DeviceManagerImpl() : observer_(this), weak_factory_(this) { |
| usb_service_ = DeviceClient::Get()->GetUsbService(); |
| if (usb_service_) |
| observer_.Add(usb_service_); |
| } |
| |
| DeviceManagerImpl::~DeviceManagerImpl() = default; |
| |
| void DeviceManagerImpl::AddBinding(mojom::UsbDeviceManagerRequest request) { |
| if (usb_service_) |
| bindings_.AddBinding(this, std::move(request)); |
| } |
| |
| void DeviceManagerImpl::GetDevices(mojom::UsbEnumerationOptionsPtr options, |
| GetDevicesCallback callback) { |
| usb_service_->GetDevices( |
| base::Bind(&DeviceManagerImpl::OnGetDevices, weak_factory_.GetWeakPtr(), |
| base::Passed(&options), base::Passed(&callback))); |
| } |
| |
| void DeviceManagerImpl::GetDevice(const std::string& guid, |
| mojom::UsbDeviceRequest device_request, |
| mojom::UsbDeviceClientPtr device_client) { |
| scoped_refptr<UsbDevice> device = usb_service_->GetDevice(guid); |
| if (!device) |
| return; |
| |
| DeviceImpl::Create(std::move(device), std::move(device_request), |
| std::move(device_client)); |
| } |
| |
| void DeviceManagerImpl::SetClient( |
| mojom::UsbDeviceManagerClientAssociatedPtrInfo client) { |
| DCHECK(client); |
| mojom::UsbDeviceManagerClientAssociatedPtr client_ptr; |
| client_ptr.Bind(std::move(client)); |
| clients_.AddPtr(std::move(client_ptr)); |
| } |
| |
| void DeviceManagerImpl::OnGetDevices( |
| mojom::UsbEnumerationOptionsPtr options, |
| GetDevicesCallback callback, |
| const std::vector<scoped_refptr<UsbDevice>>& devices) { |
| std::vector<mojom::UsbDeviceFilterPtr> filters; |
| if (options) |
| filters.swap(options->filters); |
| |
| std::vector<mojom::UsbDeviceInfoPtr> device_infos; |
| for (const auto& device : devices) { |
| if (UsbDeviceFilterMatchesAny(filters, *device)) { |
| device_infos.push_back(mojom::UsbDeviceInfo::From(*device)); |
| } |
| } |
| |
| std::move(callback).Run(std::move(device_infos)); |
| } |
| |
| void DeviceManagerImpl::OnDeviceAdded(scoped_refptr<UsbDevice> device) { |
| auto device_info = device::mojom::UsbDeviceInfo::From(*device); |
| DCHECK(device_info); |
| clients_.ForAllPtrs([&device_info](mojom::UsbDeviceManagerClient* client) { |
| client->OnDeviceAdded(device_info->Clone()); |
| }); |
| } |
| |
| void DeviceManagerImpl::OnDeviceRemoved(scoped_refptr<UsbDevice> device) { |
| auto device_info = device::mojom::UsbDeviceInfo::From(*device); |
| DCHECK(device_info); |
| clients_.ForAllPtrs([&device_info](mojom::UsbDeviceManagerClient* client) { |
| client->OnDeviceRemoved(device_info->Clone()); |
| }); |
| } |
| |
| void DeviceManagerImpl::WillDestroyUsbService() { |
| observer_.RemoveAll(); |
| usb_service_ = nullptr; |
| |
| // Close all the connections. |
| bindings_.CloseAllBindings(); |
| clients_.CloseAll(); |
| } |
| |
| } // namespace usb |
| } // namespace device |