1 // Licensed under the Apache License, Version 2.0
2 // <LICENSE-APACHE or http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
3 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your option.
4 // All files in the project carrying such notice may not be copied, modified, or distributed
5 // except according to those terms.
6 //! USB Definitions.
7 use shared::minwindef::{UCHAR, ULONG, USHORT};
8 use shared::usbspec::{
9     PUSB_CONFIGURATION_DESCRIPTOR, USB_DEVICE_DESCRIPTOR, USB_ENDPOINT_DIRECTION_MASK,
10 };
11 use um::winnt::{LONG, PVOID, WCHAR};
12 pub type PRIP = PVOID;
13 pub type PMDL = PVOID;
14 pub const USBDI_VERSION: ULONG = 0x00000600;
15 pub const USB_PORTATTR_NO_CONNECTOR: ULONG = 0x00000001;
16 pub const USB_PORTATTR_SHARED_USB2: ULONG = 0x00000002;
17 pub const USB_PORTATTR_MINI_CONNECTOR: ULONG = 0x00000004;
18 pub const USB_PORTATTR_OEM_CONNECTOR: ULONG = 0x00000008;
19 pub const USB_PORTATTR_OWNED_BY_CC: ULONG = 0x01000000;
20 pub const USB_PORTATTR_NO_OVERCURRENT_UI: ULONG = 0x02000000;
21 ENUM!{enum USB_CONTROLLER_FLAVOR {
22     USB_HcGeneric = 0,
23     OHCI_Generic = 100,
24     OHCI_Hydra,
25     OHCI_NEC,
26     UHCI_Generic = 200,
27     UHCI_Piix4 = 201,
28     UHCI_Piix3 = 202,
29     UHCI_Ich2 = 203,
30     UHCI_Reserved204 = 204,
31     UHCI_Ich1 = 205,
32     UHCI_Ich3m = 206,
33     UHCI_Ich4 = 207,
34     UHCI_Ich5 = 208,
35     UHCI_Ich6 = 209,
36     UHCI_Intel = 249,
37     UHCI_VIA = 250,
38     UHCI_VIA_x01 = 251,
39     UHCI_VIA_x02 = 252,
40     UHCI_VIA_x03 = 253,
41     UHCI_VIA_x04 = 254,
42     UHCI_VIA_x0E_FIFO = 264,
43     EHCI_Generic = 1000,
44     EHCI_NEC = 2000,
45     EHCI_Lucent = 3000,
46     EHCI_NVIDIA_Tegra2 = 4000,
47     EHCI_NVIDIA_Tegra3 = 4001,
48     EHCI_Intel_Medfield = 5001,
49 }}
50 pub const USB_DEFAULT_DEVICE_ADDRESS: UCHAR = 0;
51 pub const USB_DEFAULT_ENDPOINT_ADDRESS: UCHAR = 0;
52 pub const USB_DEFAULT_MAX_PACKET: USHORT = 64;
53 pub const URB_FUNCTION_SELECT_CONFIGURATION: USHORT = 0x0000;
54 pub const URB_FUNCTION_SELECT_INTERFACE: USHORT = 0x0001;
55 pub const URB_FUNCTION_ABORT_PIPE: USHORT = 0x0002;
56 pub const URB_FUNCTION_TAKE_FRAME_LENGTH_CONTROL: USHORT = 0x0003;
57 pub const URB_FUNCTION_RELEASE_FRAME_LENGTH_CONTROL: USHORT = 0x0004;
58 pub const URB_FUNCTION_GET_FRAME_LENGTH: USHORT = 0x0005;
59 pub const URB_FUNCTION_SET_FRAME_LENGTH: USHORT = 0x0006;
60 pub const URB_FUNCTION_GET_CURRENT_FRAME_NUMBER: USHORT = 0x0007;
61 pub const URB_FUNCTION_CONTROL_TRANSFER: USHORT = 0x0008;
62 pub const URB_FUNCTION_BULK_OR_INTERRUPT_TRANSFER: USHORT = 0x0009;
63 pub const URB_FUNCTION_ISOCH_TRANSFER: USHORT = 0x000A;
64 pub const URB_FUNCTION_GET_DESCRIPTOR_FROM_DEVICE: USHORT = 0x000B;
65 pub const URB_FUNCTION_SET_DESCRIPTOR_TO_DEVICE: USHORT = 0x000C;
66 pub const URB_FUNCTION_SET_FEATURE_TO_DEVICE: USHORT = 0x000D;
67 pub const URB_FUNCTION_SET_FEATURE_TO_INTERFACE: USHORT = 0x000E;
68 pub const URB_FUNCTION_SET_FEATURE_TO_ENDPOINT: USHORT = 0x000F;
69 pub const URB_FUNCTION_CLEAR_FEATURE_TO_DEVICE: USHORT = 0x0010;
70 pub const URB_FUNCTION_CLEAR_FEATURE_TO_INTERFACE: USHORT = 0x0011;
71 pub const URB_FUNCTION_CLEAR_FEATURE_TO_ENDPOINT: USHORT = 0x0012;
72 pub const URB_FUNCTION_GET_STATUS_FROM_DEVICE: USHORT = 0x0013;
73 pub const URB_FUNCTION_GET_STATUS_FROM_INTERFACE: USHORT = 0x0014;
74 pub const URB_FUNCTION_GET_STATUS_FROM_ENDPOINT: USHORT = 0x0015;
75 pub const URB_FUNCTION_RESERVED_0X0016: USHORT = 0x0016;
76 pub const URB_FUNCTION_VENDOR_DEVICE: USHORT = 0x0017;
77 pub const URB_FUNCTION_VENDOR_INTERFACE: USHORT = 0x0018;
78 pub const URB_FUNCTION_VENDOR_ENDPOINT: USHORT = 0x0019;
79 pub const URB_FUNCTION_CLASS_DEVICE: USHORT = 0x001A;
80 pub const URB_FUNCTION_CLASS_INTERFACE: USHORT = 0x001B;
81 pub const URB_FUNCTION_CLASS_ENDPOINT: USHORT = 0x001C;
82 pub const URB_FUNCTION_RESERVE_0X001D: USHORT = 0x001D;
83 pub const URB_FUNCTION_SYNC_RESET_PIPE_AND_CLEAR_STALL: USHORT = 0x001E;
84 pub const URB_FUNCTION_CLASS_OTHER: USHORT = 0x001F;
85 pub const URB_FUNCTION_VENDOR_OTHER: USHORT = 0x0020;
86 pub const URB_FUNCTION_GET_STATUS_FROM_OTHER: USHORT = 0x0021;
87 pub const URB_FUNCTION_CLEAR_FEATURE_TO_OTHER: USHORT = 0x0022;
88 pub const URB_FUNCTION_SET_FEATURE_TO_OTHER: USHORT = 0x0023;
89 pub const URB_FUNCTION_GET_DESCRIPTOR_FROM_ENDPOINT: USHORT = 0x0024;
90 pub const URB_FUNCTION_SET_DESCRIPTOR_TO_ENDPOINT: USHORT = 0x0025;
91 pub const URB_FUNCTION_GET_CONFIGURATION: USHORT = 0x0026;
92 pub const URB_FUNCTION_GET_INTERFACE: USHORT = 0x0027;
93 pub const URB_FUNCTION_GET_DESCRIPTOR_FROM_INTERFACE: USHORT = 0x0028;
94 pub const URB_FUNCTION_SET_DESCRIPTOR_TO_INTERFACE: USHORT = 0x0029;
95 pub const URB_FUNCTION_GET_MS_FEATURE_DESCRIPTOR: USHORT = 0x002A;
96 pub const URB_FUNCTION_SYNC_RESET_PIPE: USHORT = 0x0030;
97 pub const URB_FUNCTION_SYNC_CLEAR_STALL: USHORT = 0x0031;
98 pub const URB_FUNCTION_CONTROL_TRANSFER_EX: USHORT = 0x0032;
99 pub const URB_FUNCTION_RESERVE_0X0033: USHORT = 0x0033;
100 pub const URB_FUNCTION_RESERVE_0X0034: USHORT = 0x0034;
101 pub const URB_FUNCTION_OPEN_STATIC_STREAMS: USHORT = 0x0035;
102 pub const URB_FUNCTION_CLOSE_STATIC_STREAMS: USHORT = 0x0036;
103 pub const URB_FUNCTION_BULK_OR_INTERRUPT_TRANSFER_USING_CHAINED_MDL: USHORT = 0x0037;
104 pub const URB_FUNCTION_ISOCH_TRANSFER_USING_CHAINED_MDL: USHORT = 0x0038;
105 pub const URB_FUNCTION_RESERVE_0X002B: USHORT = 0x002B;
106 pub const URB_FUNCTION_RESERVE_0X002C: USHORT = 0x002C;
107 pub const URB_FUNCTION_RESERVE_0X002D: USHORT = 0x002D;
108 pub const URB_FUNCTION_RESERVE_0X002E: USHORT = 0x002E;
109 pub const URB_FUNCTION_RESERVE_0X002F: USHORT = 0x002F;
110 pub const URB_FUNCTION_RESET_PIPE: USHORT = URB_FUNCTION_SYNC_RESET_PIPE_AND_CLEAR_STALL;
111 pub const USBD_SHORT_TRANSFER_OK: ULONG = 0x00000002;
112 pub const USBD_START_ISO_TRANSFER_ASAP: ULONG = 0x00000004;
113 pub const USBD_DEFAULT_PIPE_TRANSFER: ULONG = 0x00000008;
114 pub const USBD_TRANSFER_DIRECTION_OUT: ULONG = 0;
115 pub const USBD_TRANSFER_DIRECTION_IN: ULONG = 1;
116 pub const USBD_TRANSFER_DIRECTION: ULONG = USBD_TRANSFER_DIRECTION_IN;
117 #[inline]
USBD_TRANSFER_DIRECTION_FLAG(flags: ULONG) -> ULONG118 pub fn USBD_TRANSFER_DIRECTION_FLAG(flags: ULONG) -> ULONG {
119     flags & USBD_TRANSFER_DIRECTION
120 }
121 pub const VALID_TRANSFER_FLAGS_MASK: ULONG = USBD_SHORT_TRANSFER_OK | USBD_TRANSFER_DIRECTION
122     | USBD_START_ISO_TRANSFER_ASAP | USBD_DEFAULT_PIPE_TRANSFER;
123 pub const USBD_ISO_START_FRAME_RANGE: ULONG = 1024;
124 pub type USBD_STATUS = LONG;
125 #[inline]
USBD_SUCCESS(Status: USBD_STATUS) -> bool126 pub fn USBD_SUCCESS(Status: USBD_STATUS) -> bool {
127     Status >= 0
128 }
129 #[inline]
USBD_PENDING(Status: ULONG) -> bool130 pub fn USBD_PENDING(Status: ULONG) -> bool {
131     (Status >> 30) == 1
132 }
133 pub const USBD_STATUS_SUCCESS: USBD_STATUS = 0x00000000;
134 pub const USBD_STATUS_PORT_OPERATION_PENDING: USBD_STATUS = 0x00000001;
135 pub const USBD_STATUS_PENDING: USBD_STATUS = 0x40000000;
136 pub const USBD_STATUS_CRC: USBD_STATUS = 0xC0000001;
137 pub const USBD_STATUS_BTSTUFF: USBD_STATUS = 0xC0000002;
138 pub const USBD_STATUS_DATA_TOGGLE_MISMATCH: USBD_STATUS = 0xC0000003;
139 pub const USBD_STATUS_STALL_PID: USBD_STATUS = 0xC0000004;
140 pub const USBD_STATUS_DEV_NOT_RESPONDING: USBD_STATUS = 0xC0000005;
141 pub const USBD_STATUS_PID_CHECK_FAILURE: USBD_STATUS = 0xC0000006;
142 pub const USBD_STATUS_UNEXPECTED_PID: USBD_STATUS = 0xC0000007;
143 pub const USBD_STATUS_DATA_OVERRUN: USBD_STATUS = 0xC0000008;
144 pub const USBD_STATUS_DATA_UNDERRUN: USBD_STATUS = 0xC0000009;
145 pub const USBD_STATUS_RESERVED1: USBD_STATUS = 0xC000000A;
146 pub const USBD_STATUS_RESERVED2: USBD_STATUS = 0xC000000B;
147 pub const USBD_STATUS_BUFFER_OVERRUN: USBD_STATUS = 0xC000000C;
148 pub const USBD_STATUS_BUFFER_UNDERRUN: USBD_STATUS = 0xC000000D;
149 pub const USBD_STATUS_NOT_ACCESSED: USBD_STATUS = 0xC000000F;
150 pub const USBD_STATUS_FIFO: USBD_STATUS = 0xC0000010;
151 pub const USBD_STATUS_XACT_ERROR: USBD_STATUS = 0xC0000011;
152 pub const USBD_STATUS_BABBLE_DETECTED: USBD_STATUS = 0xC0000012;
153 pub const USBD_STATUS_DATA_BUFFER_ERROR: USBD_STATUS = 0xC0000013;
154 pub const USBD_STATUS_NO_PING_RESPONSE: USBD_STATUS = 0xC0000014;
155 pub const USBD_STATUS_INVALID_STREAM_TYPE: USBD_STATUS = 0xC0000015;
156 pub const USBD_STATUS_INVALID_STREAM_ID: USBD_STATUS = 0xC0000016;
157 pub const USBD_STATUS_ENDPOINT_HALTED: USBD_STATUS = 0xC0000030;
158 pub const USBD_STATUS_INVALID_URB_FUNCTION: USBD_STATUS = 0x80000200;
159 pub const USBD_STATUS_INVALID_PARAMETER: USBD_STATUS = 0x80000300;
160 pub const USBD_STATUS_ERROR_BUSY: USBD_STATUS = 0x80000400;
161 pub const USBD_STATUS_INVALID_PIPE_HANDLE: USBD_STATUS = 0x80000600;
162 pub const USBD_STATUS_NO_BANDWIDTH: USBD_STATUS = 0x80000700;
163 pub const USBD_STATUS_INTERNAL_HC_ERROR: USBD_STATUS = 0x80000800;
164 pub const USBD_STATUS_ERROR_SHORT_TRANSFER: USBD_STATUS = 0x80000900;
165 pub const USBD_STATUS_BAD_START_FRAME: USBD_STATUS = 0xC0000A00;
166 pub const USBD_STATUS_ISOCH_REQUEST_FAILED: USBD_STATUS = 0xC0000B00;
167 pub const USBD_STATUS_FRAME_CONTROL_OWNED: USBD_STATUS = 0xC0000C00;
168 pub const USBD_STATUS_FRAME_CONTROL_NOT_OWNED: USBD_STATUS = 0xC0000D00;
169 pub const USBD_STATUS_NOT_SUPPORTED: USBD_STATUS = 0xC0000E00;
170 pub const USBD_STATUS_INAVLID_CONFIGURATION_DESCRIPTOR: USBD_STATUS = 0xC0000F00;
171 pub const USBD_STATUS_INVALID_CONFIGURATION_DESCRIPTOR: USBD_STATUS = 0xC0000F00;
172 pub const USBD_STATUS_INSUFFICIENT_RESOURCES: USBD_STATUS = 0xC0001000;
173 pub const USBD_STATUS_SET_CONFIG_FAILED: USBD_STATUS = 0xC0002000;
174 pub const USBD_STATUS_BUFFER_TOO_SMALL: USBD_STATUS = 0xC0003000;
175 pub const USBD_STATUS_INTERFACE_NOT_FOUND: USBD_STATUS = 0xC0004000;
176 pub const USBD_STATUS_INAVLID_PIPE_FLAGS: USBD_STATUS = 0xC0005000;
177 pub const USBD_STATUS_TIMEOUT: USBD_STATUS = 0xC0006000;
178 pub const USBD_STATUS_DEVICE_GONE: USBD_STATUS = 0xC0007000;
179 pub const USBD_STATUS_STATUS_NOT_MAPPED: USBD_STATUS = 0xC0008000;
180 pub const USBD_STATUS_HUB_INTERNAL_ERROR: USBD_STATUS = 0xC0009000;
181 pub const USBD_STATUS_CANCELED: USBD_STATUS = 0xC0010000;
182 pub const USBD_STATUS_ISO_NOT_ACCESSED_BY_HW: USBD_STATUS = 0xC0020000;
183 pub const USBD_STATUS_ISO_TD_ERROR: USBD_STATUS = 0xC0030000;
184 pub const USBD_STATUS_ISO_NA_LATE_USBPORT: USBD_STATUS = 0xC0040000;
185 pub const USBD_STATUS_ISO_NOT_ACCESSED_LATE: USBD_STATUS = 0xC0050000;
186 pub const USBD_STATUS_BAD_DESCRIPTOR: USBD_STATUS = 0xC0100000;
187 pub const USBD_STATUS_BAD_DESCRIPTOR_BLEN: USBD_STATUS = 0xC0100001;
188 pub const USBD_STATUS_BAD_DESCRIPTOR_TYPE: USBD_STATUS = 0xC0100002;
189 pub const USBD_STATUS_BAD_INTERFACE_DESCRIPTOR: USBD_STATUS = 0xC0100003;
190 pub const USBD_STATUS_BAD_ENDPOINT_DESCRIPTOR: USBD_STATUS = 0xC0100004;
191 pub const USBD_STATUS_BAD_INTERFACE_ASSOC_DESCRIPTOR: USBD_STATUS = 0xC0100005;
192 pub const USBD_STATUS_BAD_CONFIG_DESC_LENGTH: USBD_STATUS = 0xC0100006;
193 pub const USBD_STATUS_BAD_NUMBER_OF_INTERFACES: USBD_STATUS = 0xC0100007;
194 pub const USBD_STATUS_BAD_NUMBER_OF_ENDPOINTS: USBD_STATUS = 0xC0100008;
195 pub const USBD_STATUS_BAD_ENDPOINT_ADDRESS: USBD_STATUS = 0xC0100009;
196 pub type USBD_PIPE_HANDLE = PVOID;
197 pub type USBD_CONFIGURATION_HANDLE = PVOID;
198 pub type USBD_INTERFACE_HANDLE = PVOID;
199 pub const USBD_DEFAULT_MAXIMUM_TRANSFER_SIZE: ULONG = 0xFFFFFFFF;
200 STRUCT!{struct USBD_VERSION_INFORMATION {
201     USBDI_Version: ULONG,
202     Supported_USB_Version: ULONG,
203 }}
204 pub type PUSBD_VERSION_INFORMATION = *mut USBD_VERSION_INFORMATION;
205 ENUM!{enum USBD_PIPE_TYPE {
206     UsbdPipeTypeControl,
207     UsbdPipeTypeIsochronous,
208     UsbdPipeTypeBulk,
209     UsbdPipeTypeInterrupt,
210 }}
211 #[inline]
USBD_PIPE_DIRECTION_IN(pipeInformation: &USBD_PIPE_INFORMATION) -> UCHAR212 pub fn USBD_PIPE_DIRECTION_IN(pipeInformation: &USBD_PIPE_INFORMATION) -> UCHAR {
213     pipeInformation.EndpointAddress & USB_ENDPOINT_DIRECTION_MASK
214 }
215 STRUCT!{struct USBD_DEVICE_INFORMATION {
216     OffsetNext: ULONG,
217     UsbdDeviceHandle: PVOID,
218     DeviceDescriptor: USB_DEVICE_DESCRIPTOR,
219 }}
220 pub type PUSBD_DEVICE_INFORMATION = *mut USBD_DEVICE_INFORMATION;
221 STRUCT!{struct USBD_PIPE_INFORMATION {
222     MaximumPacketSize: USHORT,
223     EndpointAddress: UCHAR,
224     Interval: UCHAR,
225     PipeType: USBD_PIPE_TYPE,
226     PipeHandle: USBD_PIPE_HANDLE,
227     MaximumTransferSize: ULONG,
228     PipeFlags: ULONG,
229 }}
230 pub type PUSBD_PIPE_INFORMATION = *mut USBD_PIPE_INFORMATION;
231 pub const USBD_PF_CHANGE_MAX_PACKET: ULONG = 0x00000001;
232 pub const USBD_PF_SHORT_PACKET_OPT: ULONG = 0x00000002;
233 pub const USBD_PF_ENABLE_RT_THREAD_ACCESS: ULONG = 0x00000004;
234 pub const USBD_PF_MAP_ADD_TRANSFERS: ULONG = 0x00000008;
235 pub const USBD_PF_VALID_MASK: ULONG = USBD_PF_CHANGE_MAX_PACKET | USBD_PF_SHORT_PACKET_OPT
236     | USBD_PF_ENABLE_RT_THREAD_ACCESS | USBD_PF_MAP_ADD_TRANSFERS;
237 STRUCT!{struct USBD_INTERFACE_INFORMATION {
238     Length: USHORT,
239     InterfaceNumber: UCHAR,
240     AlternateSetting: UCHAR,
241     Class: UCHAR,
242     SubClass: UCHAR,
243     Protocol: UCHAR,
244     Reserved: UCHAR,
245     InterfaceHandle: USBD_INTERFACE_HANDLE,
246     NumberOfPipes: ULONG,
247     Pipes: [USBD_PIPE_INFORMATION; 1],
248 }}
249 pub type PUSBD_INTERFACE_INFORMATION = *mut USBD_INTERFACE_INFORMATION;
250 STRUCT!{struct URB_HCD_AREA {
251     Reserved8: [PVOID; 8],
252 }}
253 STRUCT!{struct URB_HEADER {
254     Length: USHORT,
255     Function: USHORT,
256     Status: USBD_STATUS,
257     UsbdDeviceHandle: PVOID,
258     UsbdFlags: ULONG,
259 }}
260 STRUCT!{struct URB_SELECT_INTERFACE {
261     Hdr: URB_HEADER,
262     ConfigurationHandle: USBD_CONFIGURATION_HANDLE,
263     Interface: USBD_INTERFACE_INFORMATION,
264 }}
265 STRUCT!{struct URB_SELECT_CONFIGURATION {
266     Hdr: URB_HEADER,
267     ConfigurationDescriptor: PUSB_CONFIGURATION_DESCRIPTOR,
268     ConfigurationHandle: USBD_CONFIGURATION_HANDLE,
269     Interface: USBD_INTERFACE_INFORMATION,
270 }}
271 STRUCT!{struct URB_PIPE_REQUEST {
272     Hdr: URB_HEADER,
273     PipeHandle: USBD_PIPE_HANDLE,
274     Reserved: ULONG,
275 }}
276 STRUCT!{struct URB_FRAME_LENGTH_CONTROL {
277     Hdr: URB_HEADER,
278 }}
279 STRUCT!{struct URB_GET_FRAME_LENGTH {
280     Hdr: URB_HEADER,
281     FrameLength: ULONG,
282     FrameNumber: ULONG,
283 }}
284 STRUCT!{struct URB_SET_FRAME_LENGTH {
285     Hdr: URB_HEADER,
286     FrameLengthDelta: LONG,
287 }}
288 STRUCT!{struct URB_GET_CURRENT_FRAME_NUMBER {
289     Hdr: URB_HEADER,
290     FrameNumber: ULONG,
291 }}
292 STRUCT!{struct URB_CONTROL_DESCRIPTOR_REQUEST {
293     Hdr: URB_HEADER,
294     Reserved: PVOID,
295     Reserved0: ULONG,
296     TransferBufferLength: ULONG,
297     TransferBuffer: PVOID,
298     TransferBufferMDL: PMDL,
299     UrbLink: *mut URB,
300     hca: URB_HCD_AREA,
301     Reserved1: USHORT,
302     Index: UCHAR,
303     DescriptorType: UCHAR,
304     LanguageId: USHORT,
305     Reserved2: USHORT,
306 }}
307 STRUCT!{struct URB_CONTROL_GET_STATUS_REQUEST {
308     Hdr: URB_HEADER,
309     Reserved: PVOID,
310     Reserved0: ULONG,
311     TransferBufferLength: ULONG,
312     TransferBuffer: PVOID,
313     TransferBufferMDL: PMDL,
314     UrbLink: *mut URB,
315     hca: URB_HCD_AREA,
316     Reserved1: [UCHAR; 4],
317     Index: USHORT,
318     Reserved2: USHORT,
319 }}
320 STRUCT!{struct URB_CONTROL_FEATURE_REQUEST {
321     Hdr: URB_HEADER,
322     Reserved: PVOID,
323     Reserved2: ULONG,
324     Reserved3: ULONG,
325     Reserved4: PVOID,
326     Reserved5: PMDL,
327     UrbLink: *mut URB,
328     hca: URB_HCD_AREA,
329     Reserved0: USHORT,
330     FeatureSelector: USHORT,
331     Index: USHORT,
332     Reserved1: USHORT,
333 }}
334 STRUCT!{struct URB_CONTROL_VENDOR_OR_CLASS_REQUEST {
335     Hdr: URB_HEADER,
336     Reserved: PVOID,
337     TransferFlags: ULONG,
338     TransferBufferLength: ULONG,
339     TransferBuffer: PVOID,
340     TransferBufferMDL: PMDL,
341     UrbLink: *mut URB,
342     hca: URB_HCD_AREA,
343     RequestTypeReservedBits: UCHAR,
344     Request: UCHAR,
345     Value: USHORT,
346     Index: USHORT,
347     Reserved1: USHORT,
348 }}
349 STRUCT!{struct URB_CONTROL_GET_INTERFACE_REQUEST {
350     Hdr: URB_HEADER,
351     Reserved: PVOID,
352     Reserved0: ULONG,
353     TransferBufferLength: ULONG,
354     TransferBuffer: PVOID,
355     TransferBufferMDL: PMDL,
356     UrbLink: *mut URB,
357     hca: URB_HCD_AREA,
358     Reserved1: [UCHAR; 4],
359     Interface: USHORT,
360     Reserved2: USHORT,
361 }}
362 STRUCT!{struct URB_CONTROL_GET_CONFIGURATION_REQUEST {
363     Hdr: URB_HEADER,
364     Reserved: PVOID,
365     Reserved0: ULONG,
366     TransferBufferLength: ULONG,
367     TransferBuffer: PVOID,
368     TransferBufferMDL: PMDL,
369     UrbLink: *mut URB,
370     hca: URB_HCD_AREA,
371     Reserved1: [UCHAR; 8],
372 }}
373 pub const OS_STRING_DESCRIPTOR_INDEX: UCHAR = 0xEE;
374 pub const MS_GENRE_DESCRIPTOR_INDEX: USHORT = 0x0001;
375 pub const MS_POWER_DESCRIPTOR_INDEX: USHORT = 0x0002;
376 pub const MS_OS_STRING_SIGNATURE: &'static str = "MSFT100";
377 pub const MS_OS_FLAGS_CONTAINERID: UCHAR = 0x02;
378 UNION!{union OS_STRING_u {
379     [u8; 1],
380     bPad bPad_mut: UCHAR,
381     bFlags bFlags_mut: UCHAR,
382 }}
383 STRUCT!{struct OS_STRING {
384     bLength: UCHAR,
385     bDescriptorType: UCHAR,
386     MicrosoftString: [WCHAR; 7],
387     bVendorCode: UCHAR,
388     u: OS_STRING_u,
389 }}
390 pub type POS_STRING = *mut OS_STRING;
391 STRUCT!{struct URB_OS_FEATURE_DESCRIPTOR_REQUEST {
392     Hdr: URB_HEADER,
393     Reserved: PVOID,
394     Reserved0: ULONG,
395     TransferBufferLength: ULONG,
396     TransferBuffer: PVOID,
397     TransferBufferMDL: PMDL,
398     UrbLink: *mut URB,
399     hca: URB_HCD_AREA,
400     BitField: UCHAR,
401     Reserved2: UCHAR,
402     InterfaceNumber: UCHAR,
403     MS_PageIndex: UCHAR,
404     MS_FeatureDescriptorIndex: USHORT,
405     Reserved3: USHORT,
406 }}
407 BITFIELD!{URB_OS_FEATURE_DESCRIPTOR_REQUEST BitField: UCHAR [
408     Recipient set_Recipient[0..5],
409     Reserved1 set_Reserved1[5..8],
410 ]}
411 STRUCT!{struct URB_CONTROL_TRANSFER {
412     Hdr: URB_HEADER,
413     PipeHandle: USBD_PIPE_HANDLE,
414     TransferFlags: ULONG,
415     TransferBufferLength: ULONG,
416     TransferBuffer: PVOID,
417     TransferBufferMDL: PMDL,
418     UrbLink: *mut URB,
419     hca: URB_HCD_AREA,
420     SetupPacket: [UCHAR; 8],
421 }}
422 #[cfg(target_pointer_width = "64")]
423 STRUCT!{struct URB_CONTROL_TRANSFER_EX {
424     Hdr: URB_HEADER,
425     PipeHandle: USBD_PIPE_HANDLE,
426     TransferFlags: ULONG,
427     TransferBufferLength: ULONG,
428     TransferBuffer: PVOID,
429     TransferBufferMDL: PMDL,
430     Timeout: ULONG,
431     Pad: ULONG,
432     hca: URB_HCD_AREA,
433     SetupPacket: [UCHAR; 8],
434 }}
435 #[cfg(target_pointer_width = "32")]
436 STRUCT!{struct URB_CONTROL_TRANSFER_EX {
437     Hdr: URB_HEADER,
438     PipeHandle: USBD_PIPE_HANDLE,
439     TransferFlags: ULONG,
440     TransferBufferLength: ULONG,
441     TransferBuffer: PVOID,
442     TransferBufferMDL: PMDL,
443     Timeout: ULONG,
444     hca: URB_HCD_AREA,
445     SetupPacket: [UCHAR; 8],
446 }}
447 STRUCT!{struct URB_BULK_OR_INTERRUPT_TRANSFER {
448     Hdr: URB_HEADER,
449     PipeHandle: USBD_PIPE_HANDLE,
450     TransferFlags: ULONG,
451     TransferBufferLength: ULONG,
452     TransferBuffer: PVOID,
453     TransferBufferMDL: PMDL,
454     UrbLink: *mut URB,
455     hca: URB_HCD_AREA,
456 }}
457 STRUCT!{struct USBD_ISO_PACKET_DESCRIPTOR {
458     Offset: ULONG,
459     Length: ULONG,
460     Status: USBD_STATUS,
461 }}
462 pub type PUSBD_ISO_PACKET_DESCRIPTOR = *mut USBD_ISO_PACKET_DESCRIPTOR;
463 STRUCT!{struct URB_ISOCH_TRANSFER {
464     Hdr: URB_HEADER,
465     PipeHandle: USBD_PIPE_HANDLE,
466     TransferFlags: ULONG,
467     TransferBufferLength: ULONG,
468     TransferBuffer: PVOID,
469     TransferBufferMDL: PMDL,
470     UrbLink: *mut URB,
471     hca: URB_HCD_AREA,
472     StartFrame: ULONG,
473     NumberOfPackets: ULONG,
474     ErrorCount: ULONG,
475     IsoPacket: [USBD_ISO_PACKET_DESCRIPTOR; 1],
476 }}
477 pub const URB_OPEN_STATIC_STREAMS_VERSION_100: USHORT = 0x100;
478 STRUCT!{struct USBD_STREAM_INFORMATION {
479     PipeHandle: USBD_PIPE_HANDLE,
480     StreamID: ULONG,
481     MaximumTransferSize: ULONG,
482     PipeFlags: ULONG,
483 }}
484 pub type PUSBD_STREAM_INFORMATION = *mut USBD_STREAM_INFORMATION;
485 STRUCT!{struct URB_OPEN_STATIC_STREAMS {
486     Hdr: URB_HEADER,
487     PipeHandle: USBD_PIPE_HANDLE,
488     NumberOfStreams: ULONG,
489     StreamInfoVersion: USHORT,
490     StreamInfoSize: USHORT,
491     Streams: PUSBD_STREAM_INFORMATION,
492 }}
493 UNION!{union URB_u {
494     [u32; 24] [u64; 19],
495     UrbHeader UrbHeader_mut: URB_HEADER,
496     UrbSelectInterface UrbSelectInterface_mut: URB_SELECT_INTERFACE,
497     UrbSelectConfiguration UrbSelectConfiguration_mut: URB_SELECT_CONFIGURATION,
498     UrbPipeRequest UrbPipeRequest_mut: URB_PIPE_REQUEST,
499     UrbFrameLengthControl UrbFrameLengthControl_mut: URB_FRAME_LENGTH_CONTROL,
500     UrbGetFrameLength UrbGetFrameLength_mut: URB_GET_FRAME_LENGTH,
501     UrbSetFrameLength UrbSetFrameLength_mut: URB_SET_FRAME_LENGTH,
502     UrbGetCurrentFrameNumber UrbGetCurrentFrameNumber_mut: URB_GET_CURRENT_FRAME_NUMBER,
503     UrbControlTransfer UrbControlTransfer_mut: URB_CONTROL_TRANSFER,
504     UrbControlTransferEx UrbControlTransferEx_mut: URB_CONTROL_TRANSFER_EX,
505     UrbBulkOrInterruptTransfer UrbBulkOrInterruptTransfer_mut: URB_BULK_OR_INTERRUPT_TRANSFER,
506     UrbIsochronousTransfer UrbIsochronousTransfer_mut: URB_ISOCH_TRANSFER,
507     UrbControlDescriptorRequest UrbControlDescriptorRequest_mut: URB_CONTROL_DESCRIPTOR_REQUEST,
508     UrbControlGetStatusRequest UrbControlGetStatusRequest_mut: URB_CONTROL_GET_STATUS_REQUEST,
509     UrbControlFeatureRequest UrbControlFeatureRequest_mut: URB_CONTROL_FEATURE_REQUEST,
510     UrbControlVendorClassRequest UrbControlVendorClassRequest_mut:
511         URB_CONTROL_VENDOR_OR_CLASS_REQUEST,
512     UrbControlGetInterfaceRequest UrbControlGetInterfaceRequest_mut:
513         URB_CONTROL_GET_INTERFACE_REQUEST,
514     UrbControlGetConfigurationRequest UrbControlGetConfigurationRequest_mut:
515         URB_CONTROL_GET_CONFIGURATION_REQUEST,
516     UrbOSFeatureDescriptorRequest UrbOSFeatureDescriptorRequest_mut:
517         URB_OS_FEATURE_DESCRIPTOR_REQUEST,
518     UrbOpenStaticStreams UrbOpenStaticStreams_mut: URB_OPEN_STATIC_STREAMS,
519 }}
520 STRUCT!{struct URB {
521     u: URB_u,
522 }}
523 pub type PURB = *mut URB;
524