| // Copyright 2014 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_IMPL_H_ |
| #define DEVICE_USB_USB_DEVICE_IMPL_H_ |
| |
| #include <stdint.h> |
| |
| #include <string> |
| #include <utility> |
| |
| #include "base/files/scoped_file.h" |
| #include "base/macros.h" |
| #include "base/threading/thread_checker.h" |
| #include "build/build_config.h" |
| #include "device/usb/usb_device.h" |
| #include "device/usb/webusb_descriptors.h" |
| |
| namespace base { |
| class SequencedTaskRunner; |
| } |
| |
| namespace device { |
| |
| struct UsbDeviceDescriptor; |
| |
| class UsbDeviceLinux : public UsbDevice { |
| public: |
| // UsbDevice implementation: |
| #if defined(OS_CHROMEOS) |
| void CheckUsbAccess(const ResultCallback& callback) override; |
| #endif // OS_CHROMEOS |
| void Open(const OpenCallback& callback) override; |
| |
| const std::string& device_path() const { return device_path_; } |
| |
| // These functions are used during enumeration only. The values must not |
| // change during the object's lifetime. |
| void set_webusb_allowed_origins( |
| std::unique_ptr<WebUsbAllowedOrigins> allowed_origins) { |
| webusb_allowed_origins_ = std::move(allowed_origins); |
| } |
| void set_webusb_landing_page(const GURL& url) { webusb_landing_page_ = url; } |
| |
| protected: |
| friend class UsbServiceLinux; |
| |
| // Called by UsbServiceLinux only. |
| UsbDeviceLinux(const std::string& device_path, |
| const UsbDeviceDescriptor& descriptor, |
| const std::string& manufacturer_string, |
| const std::string& product_string, |
| const std::string& serial_number, |
| uint8_t active_configuration, |
| scoped_refptr<base::SequencedTaskRunner> blocking_task_runner); |
| |
| ~UsbDeviceLinux() override; |
| |
| private: |
| #if defined(OS_CHROMEOS) |
| void OnOpenRequestComplete(const OpenCallback& callback, base::ScopedFD fd); |
| void OnOpenRequestError(const OpenCallback& callback, |
| const std::string& error_name, |
| const std::string& error_message); |
| #else |
| void OpenOnBlockingThread(const OpenCallback& callback); |
| #endif // defined(OS_CHROMEOS) |
| void Opened(base::ScopedFD fd, const OpenCallback& callback); |
| |
| base::ThreadChecker thread_checker_; |
| |
| const std::string device_path_; |
| |
| scoped_refptr<base::SequencedTaskRunner> task_runner_; |
| scoped_refptr<base::SequencedTaskRunner> blocking_task_runner_; |
| |
| DISALLOW_COPY_AND_ASSIGN(UsbDeviceLinux); |
| }; |
| |
| } // namespace device |
| |
| #endif // DEVICE_USB_USB_DEVICE_IMPL_H_ |