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Unified Diff: device/usb/type_converters.h

Issue 1155163008: Build a basic Mojo service framework for device/usb (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: DISALLOW Created 5 years, 7 months ago
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Index: device/usb/type_converters.h
diff --git a/device/usb/type_converters.h b/device/usb/type_converters.h
new file mode 100644
index 0000000000000000000000000000000000000000..861f98e02cd953498aa29fade525156575312134
--- /dev/null
+++ b/device/usb/type_converters.h
@@ -0,0 +1,83 @@
+// Copyright 2015 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_TYPE_CONVERTERS_H_
+#define DEVICE_USB_TYPE_CONVERTERS_H_
+
+#include <vector>
+
+#include "device/usb/public/interfaces/device.mojom.h"
+#include "device/usb/public/interfaces/device_manager.mojom.h"
+#include "device/usb/usb_descriptors.h"
+#include "device/usb/usb_device_filter.h"
+#include "third_party/mojo/src/mojo/public/cpp/bindings/array.h"
+#include "third_party/mojo/src/mojo/public/cpp/bindings/type_converter.h"
+
+// Type converters to convert objects between internal device/usb data types and
+// public Mojo interface data types.
+
+namespace device {
+class UsbDevice;
+}
+
+namespace mojo {
+
+template <>
+struct TypeConverter<device::UsbDeviceFilter, device::usb::DeviceFilterPtr> {
+ static device::UsbDeviceFilter Convert(
+ const device::usb::DeviceFilterPtr& mojo_filter);
+};
+
+template <>
+struct TypeConverter<device::usb::TransferDirection,
+ device::UsbEndpointDirection> {
+ static device::usb::TransferDirection Convert(
+ const device::UsbEndpointDirection& direction);
+};
+
+template <>
+struct TypeConverter<device::usb::EndpointType, device::UsbTransferType> {
+ static device::usb::EndpointType Convert(const device::UsbTransferType& type);
+};
+
+template <>
+struct TypeConverter<device::usb::EndpointInfoPtr,
+ device::UsbEndpointDescriptor> {
+ static device::usb::EndpointInfoPtr Convert(
+ const device::UsbEndpointDescriptor& endpoint);
+};
+
+template <>
+struct TypeConverter<device::usb::AlternateInterfaceInfoPtr,
+ device::UsbInterfaceDescriptor> {
+ static device::usb::AlternateInterfaceInfoPtr Convert(
+ const device::UsbInterfaceDescriptor& interface);
+};
+
+// Note that this is an explicit vector-to-array conversion, as
+// UsbInterfaceDescriptor collections are flattened to contain all alternate
+// settings, whereas InterfaceInfos contain their own sets of alternates with
+// a different structure type.
+template <>
+struct TypeConverter<mojo::Array<device::usb::InterfaceInfoPtr>,
+ std::vector<device::UsbInterfaceDescriptor>> {
+ static mojo::Array<device::usb::InterfaceInfoPtr> Convert(
+ const std::vector<device::UsbInterfaceDescriptor>& interfaces);
+};
+
+template <>
+struct TypeConverter<device::usb::ConfigurationInfoPtr,
+ device::UsbConfigDescriptor> {
+ static device::usb::ConfigurationInfoPtr Convert(
+ const device::UsbConfigDescriptor& config);
+};
+
+template <>
+struct TypeConverter<device::usb::DeviceInfoPtr, device::UsbDevice> {
+ static device::usb::DeviceInfoPtr Convert(const device::UsbDevice& device);
+};
+
+} // namespace mojo
+
+#endif // DEVICE_USB_TYPE_CONVERTERS_H_
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