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| 1 // Copyright 2017 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_PUBLIC_INTERFACES_DEVICE_MANAGER_STRUCT_TRAITS_H_ |
| 6 #define DEVICE_USB_PUBLIC_INTERFACES_DEVICE_MANAGER_STRUCT_TRAITS_H_ |
| 7 |
| 8 #include "device/usb/public/interfaces/device_manager.mojom.h" |
| 9 #include "device/usb/usb_device_filter.h" |
| 10 |
| 11 namespace mojo { |
| 12 |
| 13 template <> |
| 14 struct StructTraits<device::usb::DeviceFilterDataView, |
| 15 device::UsbDeviceFilter> { |
| 16 static bool has_vendor_id(const device::UsbDeviceFilter& filter) { |
| 17 return filter.vendor_id.has_value(); |
| 18 } |
| 19 |
| 20 static uint16_t vendor_id(const device::UsbDeviceFilter& filter) { |
| 21 return filter.vendor_id.value_or(0); |
| 22 } |
| 23 |
| 24 static bool has_product_id(const device::UsbDeviceFilter& filter) { |
| 25 return filter.product_id.has_value(); |
| 26 } |
| 27 |
| 28 static uint16_t product_id(const device::UsbDeviceFilter& filter) { |
| 29 return filter.product_id.value_or(0); |
| 30 } |
| 31 |
| 32 static bool has_class_code(const device::UsbDeviceFilter& filter) { |
| 33 return filter.interface_class.has_value(); |
| 34 } |
| 35 |
| 36 static uint8_t class_code(const device::UsbDeviceFilter& filter) { |
| 37 return filter.interface_class.value_or(0); |
| 38 } |
| 39 |
| 40 static bool has_subclass_code(const device::UsbDeviceFilter& filter) { |
| 41 return filter.interface_subclass.has_value(); |
| 42 } |
| 43 |
| 44 static uint8_t subclass_code(const device::UsbDeviceFilter& filter) { |
| 45 return filter.interface_subclass.value_or(0); |
| 46 } |
| 47 |
| 48 static bool has_protocol_code(const device::UsbDeviceFilter& filter) { |
| 49 return filter.interface_protocol.has_value(); |
| 50 } |
| 51 |
| 52 static uint8_t protocol_code(const device::UsbDeviceFilter& filter) { |
| 53 return filter.interface_protocol.value_or(0); |
| 54 } |
| 55 |
| 56 static bool Read(device::usb::DeviceFilterDataView input, |
| 57 device::UsbDeviceFilter* output); |
| 58 }; |
| 59 |
| 60 } // namespace mojo |
| 61 |
| 62 #endif // DEVICE_USB_PUBLIC_INTERFACES_DEVICE_MANAGER_STRUCT_TRAITS_H_ |
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