| // Copyright 2017 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. |
| |
| #ifndef DEVICE_USB_USB_DEVICE_WIN_H_ |
| #define DEVICE_USB_USB_DEVICE_WIN_H_ |
| |
| #include <string> |
| |
| #include "base/macros.h" |
| #include "base/threading/thread_checker.h" |
| #include "device/usb/usb_device.h" |
| |
| namespace base { |
| class SequencedTaskRunner; |
| } |
| |
| namespace device { |
| |
| struct UsbDeviceDescriptor; |
| |
| class UsbDeviceWin : public UsbDevice { |
| public: |
| // UsbDevice implementation: |
| void Open(const OpenCallback& callback) override; |
| |
| protected: |
| friend class UsbServiceWin; |
| friend class UsbDeviceHandleWin; |
| |
| // Called by UsbServiceWin only; |
| UsbDeviceWin(const std::string& device_path, |
| const std::string& hub_path, |
| int port_number, |
| const std::string& driver_name, |
| scoped_refptr<base::SequencedTaskRunner> task_runner); |
| |
| ~UsbDeviceWin() override; |
| |
| const std::string& device_path() const { return device_path_; } |
| int port_number() const { return port_number_; } |
| const std::string& driver_name() const { return driver_name_; } |
| |
| // Opens the device's parent hub in order to read the device, configuration |
| // and string descriptors. |
| void ReadDescriptors(const base::Callback<void(bool)>& callback); |
| |
| private: |
| void OpenOnBlockingThread(const OpenCallback& callback); |
| void OnReadDescriptors(const base::Callback<void(bool)>& callback, |
| scoped_refptr<UsbDeviceHandle> device_handle, |
| std::unique_ptr<UsbDeviceDescriptor> descriptor); |
| void OnReadStringDescriptors( |
| const base::Callback<void(bool)>& callback, |
| scoped_refptr<UsbDeviceHandle> device_handle, |
| std::unique_ptr<std::map<uint8_t, base::string16>> string_map); |
| |
| private: |
| base::ThreadChecker thread_checker_; |
| |
| const std::string device_path_; |
| const std::string hub_path_; |
| const int port_number_; |
| const std::string driver_name_; |
| |
| scoped_refptr<base::SequencedTaskRunner> task_runner_; |
| scoped_refptr<base::SequencedTaskRunner> blocking_task_runner_; |
| |
| DISALLOW_COPY_AND_ASSIGN(UsbDeviceWin); |
| }; |
| |
| } // namespace device |
| |
| #endif // DEVICE_USB_USB_DEVICE_WIN_H_ |