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// Copyright 2014 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 COMPONENTS_USB_SERVICE_USB_INTERFACE_H_
#define COMPONENTS_USB_SERVICE_USB_INTERFACE_H_
#include "base/memory/ref_counted.h"
#include "components/usb_service/usb_service_export.h"
namespace usb_service {
enum UsbTransferType {
USB_TRANSFER_CONTROL = 0,
USB_TRANSFER_ISOCHRONOUS,
USB_TRANSFER_BULK,
USB_TRANSFER_INTERRUPT,
};
enum UsbEndpointDirection {
USB_DIRECTION_INBOUND = 0,
USB_DIRECTION_OUTBOUND,
};
enum UsbSynchronizationType {
USB_SYNCHRONIZATION_NONE = 0,
USB_SYNCHRONIZATION_ASYNCHRONOUS,
USB_SYNCHRONIZATION_ADAPTIVE,
USB_SYNCHRONIZATION_SYNCHRONOUS,
};
enum UsbUsageType {
USB_USAGE_DATA = 0,
USB_USAGE_FEEDBACK,
USB_USAGE_EXPLICIT_FEEDBACK
};
class USB_SERVICE_EXPORT UsbEndpointDescriptor
: public base::RefCounted<const UsbEndpointDescriptor> {
public:
virtual int GetAddress() const = 0;
virtual UsbEndpointDirection GetDirection() const = 0;
virtual int GetMaximumPacketSize() const = 0;
virtual UsbSynchronizationType GetSynchronizationType() const = 0;
virtual UsbTransferType GetTransferType() const = 0;
virtual UsbUsageType GetUsageType() const = 0;
virtual int GetPollingInterval() const = 0;
protected:
friend class base::RefCounted<const UsbEndpointDescriptor>;
UsbEndpointDescriptor() {};
virtual ~UsbEndpointDescriptor() {};
DISALLOW_COPY_AND_ASSIGN(UsbEndpointDescriptor);
};
class USB_SERVICE_EXPORT UsbInterfaceAltSettingDescriptor
: public base::RefCounted<const UsbInterfaceAltSettingDescriptor> {
public:
virtual size_t GetNumEndpoints() const = 0;
virtual scoped_refptr<const UsbEndpointDescriptor> GetEndpoint(
size_t index) const = 0;
virtual int GetInterfaceNumber() const = 0;
virtual int GetAlternateSetting() const = 0;
virtual int GetInterfaceClass() const = 0;
virtual int GetInterfaceSubclass() const = 0;
virtual int GetInterfaceProtocol() const = 0;
protected:
friend class base::RefCounted<const UsbInterfaceAltSettingDescriptor>;
UsbInterfaceAltSettingDescriptor() {};
virtual ~UsbInterfaceAltSettingDescriptor() {};
DISALLOW_COPY_AND_ASSIGN(UsbInterfaceAltSettingDescriptor);
};
class USB_SERVICE_EXPORT UsbInterfaceDescriptor
: public base::RefCounted<const UsbInterfaceDescriptor> {
public:
virtual size_t GetNumAltSettings() const = 0;
virtual scoped_refptr<const UsbInterfaceAltSettingDescriptor> GetAltSetting(
size_t index) const = 0;
protected:
friend class base::RefCounted<const UsbInterfaceDescriptor>;
UsbInterfaceDescriptor() {};
virtual ~UsbInterfaceDescriptor() {};
DISALLOW_COPY_AND_ASSIGN(UsbInterfaceDescriptor);
};
class USB_SERVICE_EXPORT UsbConfigDescriptor
: public base::RefCounted<UsbConfigDescriptor> {
public:
virtual size_t GetNumInterfaces() const = 0;
virtual scoped_refptr<const UsbInterfaceDescriptor> GetInterface(
size_t index) const = 0;
protected:
friend class base::RefCounted<UsbConfigDescriptor>;
UsbConfigDescriptor() {};
virtual ~UsbConfigDescriptor() {};
DISALLOW_COPY_AND_ASSIGN(UsbConfigDescriptor);
};
} // namespace usb_service;
#endif // COMPONENTS_USB_SERVICE_USB_INTERFACE_H_
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