1010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles)// Copyright 2014 The Chromium Authors. All rights reserved. 2010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 3010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles)// found in the LICENSE file. 4010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) 51320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci#ifndef DEVICE_USB_USB_DEVICE_IMPL_H_ 61320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci#define DEVICE_USB_USB_DEVICE_IMPL_H_ 7010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) 8010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles)#include <vector> 9010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) 10010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles)#include "base/basictypes.h" 11010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles)#include "base/callback.h" 12010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles)#include "base/threading/thread_checker.h" 131320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci#include "device/usb/usb_descriptors.h" 141320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci#include "device/usb/usb_device.h" 15010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) 16010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles)struct libusb_device; 17cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles)struct libusb_config_descriptor; 18010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) 191320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tuccinamespace base { 201320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucciclass SingleThreadTaskRunner; 211320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci} 221320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci 231320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tuccinamespace device { 24010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) 25cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles)class UsbDeviceHandleImpl; 26010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles)class UsbContext; 27010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) 28010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles)typedef libusb_device* PlatformUsbDevice; 29cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles)typedef libusb_config_descriptor* PlatformUsbConfigDescriptor; 30010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) 31010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles)class UsbDeviceImpl : public UsbDevice { 32010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) public: 33010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles)// UsbDevice implementation: 34010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles)#if defined(OS_CHROMEOS) 356e8cce623b6e4fe0c9e4af605d675dd9d0338c38Torne (Richard Coles) virtual void RequestUsbAccess( 36010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) int interface_id, 37010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) const base::Callback<void(bool success)>& callback) OVERRIDE; 38010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles)#endif // OS_CHROMEOS 39010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) virtual scoped_refptr<UsbDeviceHandle> Open() OVERRIDE; 40010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) virtual bool Close(scoped_refptr<UsbDeviceHandle> handle) OVERRIDE; 411320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci virtual const UsbConfigDescriptor& GetConfiguration() OVERRIDE; 421320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci virtual bool GetManufacturer(base::string16* manufacturer) OVERRIDE; 431320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci virtual bool GetProduct(base::string16* product) OVERRIDE; 441320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci virtual bool GetSerialNumber(base::string16* serial_number) OVERRIDE; 45010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) 46010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) protected: 47010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) friend class UsbServiceImpl; 48010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) 49010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) // Called by UsbServiceImpl only; 50010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) UsbDeviceImpl(scoped_refptr<UsbContext> context, 511320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner, 52010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) PlatformUsbDevice platform_device, 53010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) uint16 vendor_id, 54010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) uint16 product_id, 55010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) uint32 unique_id); 56010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) 57010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) virtual ~UsbDeviceImpl(); 58010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) 59010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) // Called only be UsbService. 60010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) void OnDisconnect(); 61010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) 62010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) private: 63010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) base::ThreadChecker thread_checker_; 64010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) PlatformUsbDevice platform_device_; 65010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) 661320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci#if defined(USE_UDEV) 671320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci // On Linux these properties are read from sysfs when the device is enumerated 681320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci // to avoid hitting the permission broker on Chrome OS for a real string 691320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci // descriptor request. 701320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci std::string manufacturer_; 711320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci std::string product_; 721320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci std::string serial_number_; 731320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci#endif 741320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci 751320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci // The active configuration descriptor is not read immediately but cached for 761320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci // later use. 771320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci bool current_configuration_cached_; 781320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci UsbConfigDescriptor current_configuration_; 791320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci 80010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) // Retain the context so that it will not be released before UsbDevice. 81010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) scoped_refptr<UsbContext> context_; 82010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) 83010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) // Opened handles. 84cedac228d2dd51db4b79ea1e72c7f249408ee061Torne (Richard Coles) typedef std::vector<scoped_refptr<UsbDeviceHandleImpl> > HandlesVector; 85010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) HandlesVector handles_; 86010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) 871320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci // Reference to the UI thread for permission-broker calls. 881320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner_; 891320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci 90010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(UsbDeviceImpl); 91010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles)}; 92010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) 931320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci} // namespace device 94010d83a9304c5a91596085d917d248abff47903aTorne (Richard Coles) 951320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci#endif // DEVICE_USB_USB_DEVICE_IMPL_H_ 96