| // Copyright 2014 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef SERVICES_DEVICE_USB_USB_DEVICE_LINUX_H_ |
| #define SERVICES_DEVICE_USB_USB_DEVICE_LINUX_H_ |
| |
| #include <stdint.h> |
| |
| #include <memory> |
| #include <string> |
| #include <utility> |
| |
| #include "base/files/scoped_file.h" |
| #include "base/sequence_checker.h" |
| #include "build/build_config.h" |
| #include "services/device/usb/usb_device.h" |
| |
| namespace base { |
| class SequencedTaskRunner; |
| } |
| |
| namespace device { |
| |
| struct UsbDeviceDescriptor; |
| |
| class UsbDeviceLinux : public UsbDevice { |
| public: |
| UsbDeviceLinux(const UsbDeviceLinux&) = delete; |
| UsbDeviceLinux& operator=(const UsbDeviceLinux&) = delete; |
| |
| // UsbDevice implementation: |
| #if BUILDFLAG(IS_CHROMEOS) |
| void CheckUsbAccess(ResultCallback callback) override; |
| #endif // BUILDFLAG(IS_CHROMEOS) |
| void Open(OpenCallback callback) override; |
| |
| const std::string& device_path() const { return device_path_; } |
| |
| // This function is used during enumeration only. The values must not |
| // change during the object's lifetime. |
| void set_webusb_landing_page(const GURL& url) { |
| device_info_->webusb_landing_page = url; |
| } |
| |
| protected: |
| friend class UsbServiceLinux; |
| |
| // Called by UsbServiceLinux only. |
| UsbDeviceLinux(const std::string& device_path, |
| std::unique_ptr<UsbDeviceDescriptor> descriptor); |
| |
| ~UsbDeviceLinux() override; |
| |
| private: |
| #if BUILDFLAG(IS_CHROMEOS) |
| void OnOpenRequestComplete(OpenCallback callback, |
| base::ScopedFD fd, |
| const std::string& client_id, |
| base::ScopedFD lifeline_fd); |
| void OnOpenRequestError(OpenCallback callback, |
| const std::string& error_name, |
| const std::string& error_message); |
| #else |
| void OpenOnBlockingThread( |
| OpenCallback callback, |
| scoped_refptr<base::SequencedTaskRunner> task_runner, |
| scoped_refptr<base::SequencedTaskRunner> blocking_task_runner); |
| #endif // BUILDFLAG(IS_CHROMEOS) |
| void Opened(base::ScopedFD fd, |
| base::ScopedFD lifeline_fd, |
| const std::string& client_id, |
| OpenCallback callback, |
| scoped_refptr<base::SequencedTaskRunner> blocking_task_runner); |
| |
| SEQUENCE_CHECKER(sequence_checker_); |
| |
| const std::string device_path_; |
| }; |
| |
| } // namespace device |
| |
| #endif // SERVICES_DEVICE_USB_USB_DEVICE_LINUX_H_ |