device/usb/usb_device_filter.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef DEVICE_USB_USB_DEVICE_FILTER_H_
   6 #define DEVICE_USB_USB_DEVICE_FILTER_H_
   7
   8 #include <vector>
   9
  10 #include "base/memory/ref_counted.h"
  11 #include "base/memory/scoped_ptr.h"
  12
  13 namespace base {
  14 class Value;
  15 }
  16
  17 namespace device {
  18
  19 class UsbDevice;
  20
  21 class UsbDeviceFilter {
  22  public:
  23   UsbDeviceFilter();
  24   ~UsbDeviceFilter();
  25
  26   void SetVendorId(uint16 vendor_id);
  27   void SetProductId(uint16 product_id);
  28   void SetInterfaceClass(uint8 interface_class);
  29   void SetInterfaceSubclass(uint8 interface_subclass);
  30   void SetInterfaceProtocol(uint8 interface_protocol);
  31
  32   bool Matches(scoped_refptr<UsbDevice> device) const;
  33   scoped_ptr<base::Value> ToValue() const;
  34
  35   static bool MatchesAny(scoped_refptr<UsbDevice> device,
  36                          const std::vector<UsbDeviceFilter>& filters);
  37
  38  private:
  39   uint16 vendor_id_;
  40   uint16 product_id_;
  41   uint8 interface_class_;
  42   uint8 interface_subclass_;
  43   uint8 interface_protocol_;
  44   bool vendor_id_set_ : 1;
  45   bool product_id_set_ : 1;
  46   bool interface_class_set_ : 1;
  47   bool interface_subclass_set_ : 1;
  48   bool interface_protocol_set_ : 1;
  49 };
  50
  51 }  // namespace device
  52
  53 #endif  // DEVICE_USB_USB_DEVICE_FILTER_H_