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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.
"""USB constant definitions.
"""
class DescriptorType(object):
"""Descriptor Types.
See Universal Serial Bus Specification Revision 2.0 Table 9-5.
"""
DEVICE = 1
CONFIGURATION = 2
STRING = 3
INTERFACE = 4
ENDPOINT = 5
QUALIFIER = 6
OTHER_SPEED_CONFIGURATION = 7
class DeviceClass(object):
"""Class code.
See http://www.usb.org/developers/defined_class.
"""
PER_INTERFACE = 0
AUDIO = 1
COMM = 2
HID = 3
PHYSICAL = 5
STILL_IMAGE = 6
PRINTER = 7
MASS_STORAGE = 8
HUB = 9
CDC_DATA = 10
CSCID = 11
CONTENT_SEC = 13
VIDEO = 14
VENDOR = 0xFF
class DeviceSubClass(object):
"""Subclass code.
See http://www.usb.org/developers/defined_class.
"""
PER_INTERFACE = 0
VENDOR = 0xFF
class DeviceProtocol(object):
"""Protocol code.
See http://www.usb.org/developers/defined_class.
"""
PER_INTERFACE = 0
VENDOR = 0xFF
class InterfaceClass(object):
"""Class code.
See http://www.usb.org/developers/defined_class.
"""
VENDOR = 0xFF
class InterfaceSubClass(object):
"""Subclass code.
See http://www.usb.org/developers/defined_class.
"""
VENDOR = 0xFF
class InterfaceProtocol(object):
"""Protocol code.
See http://www.usb.org/developers/defined_class.
"""
VENDOR = 0xFF
class TransferType(object):
"""Transfer Type.
See http://www.usb.org/developers/defined_class.
"""
MASK = 3
CONTROL = 0
ISOCHRONOUS = 1
BULK = 2
INTERRUPT = 3
class Dir(object):
"""Data transfer direction.
See Universal Serial Bus Specification Revision 2.0 Table 9-2.
"""
OUT = 0
IN = 0x80
class Type(object):
"""Request Type.
See Universal Serial Bus Specification Revision 2.0 Table 9-2.
"""
MASK = 0x60
STANDARD = 0x00
CLASS = 0x20
VENDOR = 0x40
RESERVED = 0x60
class Recipient(object):
"""Request Recipient.
See Universal Serial Bus Specification Revision 2.0 Table 9-2.
"""
MASK = 0x1f
DEVICE = 0
INTERFACE = 1
ENDPOINT = 2
OTHER = 3
class Request(object):
"""Standard Request Codes.
See Universal Serial Bus Specification Revision 2.0 Table 9-4.
"""
GET_STATUS = 0x00
CLEAR_FEATURE = 0x01
SET_FEATURE = 0x03
SET_ADDRESS = 0x05
GET_DESCRIPTOR = 0x06
SET_DESCRIPTOR = 0x07
GET_CONFIGURATION = 0x08
SET_CONFIGURATION = 0x09
GET_INTERFACE = 0x0A
SET_INTERFACE = 0x0B
SYNCH_FRAME = 0x0C
SET_SEL = 0x30
SET_ISOCH_DELAY = 0x31
class Speed(object):
UNKNOWN = 0
LOW = 1
FULL = 2
HIGH = 3
WIRELESS = 4
SUPER = 5
class VendorID(object):
GOOGLE = 0x18D1
class ProductID(object):
GOOGLE_TEST_GADGET = 0x58F0
GOOGLE_KEYBOARD_GADGET = 0x58F1
GOOGLE_MOUSE_GADGET = 0x58F2
GOOGLE_HID_ECHO_GADGET = 0x58F3
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