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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_DESCRIPTORS_H_ | |
6 #define DEVICE_USB_USB_DESCRIPTORS_H_ | |
7 | |
8 #include <stdint.h> | |
9 #include <vector> | |
10 | |
11 namespace device { | |
12 | |
13 enum UsbTransferType { | |
14 USB_TRANSFER_CONTROL = 0, | |
15 USB_TRANSFER_ISOCHRONOUS, | |
16 USB_TRANSFER_BULK, | |
17 USB_TRANSFER_INTERRUPT, | |
18 }; | |
19 | |
20 enum UsbEndpointDirection { | |
21 USB_DIRECTION_INBOUND = 0, | |
22 USB_DIRECTION_OUTBOUND, | |
23 }; | |
24 | |
25 enum UsbSynchronizationType { | |
26 USB_SYNCHRONIZATION_NONE = 0, | |
27 USB_SYNCHRONIZATION_ASYNCHRONOUS, | |
28 USB_SYNCHRONIZATION_ADAPTIVE, | |
29 USB_SYNCHRONIZATION_SYNCHRONOUS, | |
30 }; | |
31 | |
32 enum UsbUsageType { | |
33 USB_USAGE_DATA = 0, | |
34 USB_USAGE_FEEDBACK, | |
35 USB_USAGE_EXPLICIT_FEEDBACK | |
36 }; | |
37 | |
38 struct UsbEndpointDescriptor { | |
39 UsbEndpointDescriptor(); | |
40 ~UsbEndpointDescriptor(); | |
41 | |
42 typedef std::vector<UsbEndpointDescriptor>::const_iterator Iterator; | |
43 | |
44 uint8_t address; | |
45 UsbEndpointDirection direction; | |
46 uint16_t maximum_packet_size; | |
47 UsbSynchronizationType synchronization_type; | |
48 UsbTransferType transfer_type; | |
49 UsbUsageType usage_type; | |
50 uint16_t polling_interval; | |
51 std::vector<uint8_t> extra_data; | |
52 }; | |
53 | |
54 struct UsbInterfaceDescriptor { | |
55 UsbInterfaceDescriptor(); | |
56 ~UsbInterfaceDescriptor(); | |
57 | |
58 typedef std::vector<UsbInterfaceDescriptor>::const_iterator Iterator; | |
59 | |
60 uint8_t interface_number; | |
61 uint8_t alternate_setting; | |
62 uint8_t interface_class; | |
63 uint8_t interface_subclass; | |
64 uint8_t interface_protocol; | |
65 std::vector<UsbEndpointDescriptor> endpoints; | |
66 std::vector<uint8_t> extra_data; | |
67 }; | |
68 | |
69 struct UsbConfigDescriptor { | |
70 UsbConfigDescriptor(); | |
71 ~UsbConfigDescriptor(); | |
72 | |
73 uint8_t configuration_value; | |
74 bool self_powered; | |
75 bool remote_wakeup; | |
76 uint16_t maximum_power; | |
77 std::vector<UsbInterfaceDescriptor> interfaces; | |
78 std::vector<uint8_t> extra_data; | |
79 }; | |
80 | |
81 } // namespace device | |
82 | |
83 #endif // DEVICE_USB_USB_DESCRIPTORS_H_ | |
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