xref: /aosp_15_r20/external/libusb/libusb/os/windows_winusb.h (revision 86b64dcb59b3a0b37502ecd56e119234366a6f7e)
1 /*
2  * Windows backend for libusb 1.0
3  * Copyright © 2009-2012 Pete Batard <[email protected]>
4  * With contributions from Michael Plante, Orin Eman et al.
5  * Parts of this code adapted from libusb-win32-v1 by Stephan Meyer
6  * Major code testing contribution by Xiaofan Chen
7  *
8  * This library is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU Lesser General Public
10  * License as published by the Free Software Foundation; either
11  * version 2.1 of the License, or (at your option) any later version.
12  *
13  * This library is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16  * Lesser General Public License for more details.
17  *
18  * You should have received a copy of the GNU Lesser General Public
19  * License along with this library; if not, write to the Free Software
20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21  */
22 
23 #ifndef LIBUSB_WINDOWS_WINUSB_H
24 #define LIBUSB_WINDOWS_WINUSB_H
25 
26 #include <devioctl.h>
27 #include <initguid.h>
28 #include <usbiodef.h>
29 
30 #include "windows_common.h"
31 
32 #define MAX_CTRL_BUFFER_LENGTH	4096
33 #define MAX_USB_STRING_LENGTH	128
34 #define MAX_HID_REPORT_SIZE	1024
35 #define MAX_HID_DESCRIPTOR_SIZE	256
36 #define MAX_GUID_STRING_LENGTH	39
37 #define MAX_PATH_LENGTH		256
38 #define MAX_KEY_LENGTH		256
39 #define LIST_SEPARATOR		';'
40 
41 // Handle code for HID interface that have been claimed ("dibs")
42 #define INTERFACE_CLAIMED	((HANDLE)(intptr_t)0xD1B5)
43 // Additional return code for HID operations that completed synchronously
44 #define LIBUSB_COMPLETED	(LIBUSB_SUCCESS + 1)
45 
46 // libusb0 Filter Device Interface GUID
47 DEFINE_GUID(GUID_DEVINTERFACE_LIBUSB0_FILTER, 0xF9F3FF14, 0xAE21, 0x48A0, 0x8A, 0x25, 0x80, 0x11, 0xA7, 0xA9, 0x31, 0xD9);
48 
49 // The following define MUST be == sizeof(USB_DESCRIPTOR_REQUEST)
50 #define USB_DESCRIPTOR_REQUEST_SIZE	12U
51 
52 /*
53  * Multiple USB API backend support
54  */
55 #define USB_API_UNSUPPORTED	0
56 #define USB_API_HUB		1
57 #define USB_API_COMPOSITE	2
58 #define USB_API_WINUSBX		3
59 #define USB_API_HID		4
60 #define USB_API_MAX		5
61 
62 // Sub-APIs for WinUSB-like driver APIs (WinUSB, libusbK, libusb-win32 through the libusbK DLL)
63 // Must have the same values as the KUSB_DRVID enum from libusbk.h
64 #define SUB_API_NOTSET		-1
65 #define SUB_API_LIBUSBK		0
66 #define SUB_API_LIBUSB0		1
67 #define SUB_API_WINUSB		2
68 #define SUB_API_MAX		3
69 
70 struct windows_usb_api_backend {
71 	const uint8_t id;
72 	const char * const designation;
73 	const char * const * const driver_name_list; // Driver name, without .sys, e.g. "usbccgp"
74 	const uint8_t nb_driver_names;
75 	bool (*init)(struct libusb_context *ctx);
76 	void (*exit)(void);
77 	int (*open)(int sub_api, struct libusb_device_handle *dev_handle);
78 	void (*close)(int sub_api, struct libusb_device_handle *dev_handle);
79 	int (*configure_endpoints)(int sub_api, struct libusb_device_handle *dev_handle, uint8_t iface);
80 	int (*claim_interface)(int sub_api, struct libusb_device_handle *dev_handle, uint8_t iface);
81 	int (*set_interface_altsetting)(int sub_api, struct libusb_device_handle *dev_handle, uint8_t iface, uint8_t altsetting);
82 	int (*release_interface)(int sub_api, struct libusb_device_handle *dev_handle, uint8_t iface);
83 	int (*clear_halt)(int sub_api, struct libusb_device_handle *dev_handle, unsigned char endpoint);
84 	int (*reset_device)(int sub_api, struct libusb_device_handle *dev_handle);
85 	int (*submit_bulk_transfer)(int sub_api, struct usbi_transfer *itransfer);
86 	int (*submit_iso_transfer)(int sub_api, struct usbi_transfer *itransfer);
87 	int (*submit_control_transfer)(int sub_api, struct usbi_transfer *itransfer);
88 	int (*cancel_transfer)(int sub_api, struct usbi_transfer *itransfer);
89 	enum libusb_transfer_status (*copy_transfer_data)(int sub_api, struct usbi_transfer *itransfer, DWORD length);
90 };
91 
92 extern const struct windows_usb_api_backend usb_api_backend[USB_API_MAX];
93 
94 #define PRINT_UNSUPPORTED_API(fname)				\
95 	usbi_dbg(NULL, "unsupported API call for '%s' "		\
96 		"(unrecognized device driver)", #fname)
97 
98 #define CHECK_SUPPORTED_API(apip, fname)			\
99 	do {							\
100 		if ((apip)->fname == NULL) {			\
101 			PRINT_UNSUPPORTED_API(fname);		\
102 			return LIBUSB_ERROR_NOT_SUPPORTED;	\
103 		}						\
104 	} while (0)
105 
106 /*
107  * private structures definition
108  * with inline pseudo constructors/destructors
109  */
110 
111 // TODO (v2+): move hid desc to libusb.h?
112 struct libusb_hid_descriptor {
113 	uint8_t bLength;
114 	uint8_t bDescriptorType;
115 	uint16_t bcdHID;
116 	uint8_t bCountryCode;
117 	uint8_t bNumDescriptors;
118 	uint8_t bClassDescriptorType;
119 	uint16_t wClassDescriptorLength;
120 };
121 
122 #define LIBUSB_DT_HID_SIZE		9
123 #define HID_MAX_CONFIG_DESC_SIZE (LIBUSB_DT_CONFIG_SIZE + LIBUSB_DT_INTERFACE_SIZE \
124 	+ LIBUSB_DT_HID_SIZE + 2 * LIBUSB_DT_ENDPOINT_SIZE)
125 #define HID_MAX_REPORT_SIZE		1024
126 #define HID_IN_EP			0x81
127 #define HID_OUT_EP			0x02
128 #define LIBUSB_REQ_RECIPIENT(request_type)	((request_type) & 0x1F)
129 #define LIBUSB_REQ_TYPE(request_type)		((request_type) & (0x03 << 5))
130 #define LIBUSB_REQ_IN(request_type)		((request_type) & LIBUSB_ENDPOINT_IN)
131 #define LIBUSB_REQ_OUT(request_type)		(!LIBUSB_REQ_IN(request_type))
132 
133 // The following are used for HID reports IOCTLs
134 #define HID_IN_CTL_CODE(id) \
135 	CTL_CODE(FILE_DEVICE_KEYBOARD, (id), METHOD_IN_DIRECT, FILE_ANY_ACCESS)
136 #define HID_OUT_CTL_CODE(id) \
137 	CTL_CODE(FILE_DEVICE_KEYBOARD, (id), METHOD_OUT_DIRECT, FILE_ANY_ACCESS)
138 
139 #define IOCTL_HID_GET_FEATURE		HID_OUT_CTL_CODE(100)
140 #define IOCTL_HID_GET_INPUT_REPORT	HID_OUT_CTL_CODE(104)
141 #define IOCTL_HID_SET_FEATURE		HID_IN_CTL_CODE(100)
142 #define IOCTL_HID_SET_OUTPUT_REPORT	HID_IN_CTL_CODE(101)
143 
144 enum libusb_hid_request_type {
145 	HID_REQ_GET_REPORT = 0x01,
146 	HID_REQ_GET_IDLE = 0x02,
147 	HID_REQ_GET_PROTOCOL = 0x03,
148 	HID_REQ_SET_REPORT = 0x09,
149 	HID_REQ_SET_IDLE = 0x0A,
150 	HID_REQ_SET_PROTOCOL = 0x0B
151 };
152 
153 enum libusb_hid_report_type {
154 	HID_REPORT_TYPE_INPUT = 0x01,
155 	HID_REPORT_TYPE_OUTPUT = 0x02,
156 	HID_REPORT_TYPE_FEATURE = 0x03
157 };
158 
159 struct hid_device_priv {
160 	uint16_t vid;
161 	uint16_t pid;
162 	uint8_t config;
163 	uint8_t nb_interfaces;
164 	bool uses_report_ids[3]; // input, ouptput, feature
165 	uint16_t input_report_size;
166 	uint16_t output_report_size;
167 	uint16_t feature_report_size;
168 	uint16_t usage;
169 	uint16_t usagePage;
170 	WCHAR string[3][MAX_USB_STRING_LENGTH];
171 	uint8_t string_index[3]; // man, prod, ser
172 };
173 
winusb_device_priv_init(struct libusb_device * dev)174 static inline struct winusb_device_priv *winusb_device_priv_init(struct libusb_device *dev)
175 {
176 	struct winusb_device_priv *priv = usbi_get_device_priv(dev);
177 	int i;
178 
179 	priv->apib = &usb_api_backend[USB_API_UNSUPPORTED];
180 	priv->sub_api = SUB_API_NOTSET;
181 	for (i = 0; i < USB_MAXINTERFACES; i++) {
182 		priv->usb_interface[i].apib = &usb_api_backend[USB_API_UNSUPPORTED];
183 		priv->usb_interface[i].sub_api = SUB_API_NOTSET;
184 	}
185 
186 	return priv;
187 }
188 
winusb_device_priv_release(struct libusb_device * dev)189 static inline void winusb_device_priv_release(struct libusb_device *dev)
190 {
191 	struct winusb_device_priv *priv = usbi_get_device_priv(dev);
192 	int i;
193 
194 	free(priv->dev_id);
195 	free(priv->path);
196 	if ((dev->device_descriptor.bNumConfigurations > 0) && (priv->config_descriptor != NULL)) {
197 		for (i = 0; i < dev->device_descriptor.bNumConfigurations; i++) {
198 			if (priv->config_descriptor[i] == NULL)
199 				continue;
200 			free((UCHAR *)priv->config_descriptor[i] - USB_DESCRIPTOR_REQUEST_SIZE);
201 		}
202 	}
203 	free(priv->config_descriptor);
204 	free(priv->hid);
205 	for (i = 0; i < USB_MAXINTERFACES; i++) {
206 		free(priv->usb_interface[i].path);
207 		free(priv->usb_interface[i].endpoint);
208 	}
209 }
210 
211 // used to match a device driver (including filter drivers) against a supported API
212 struct driver_lookup {
213 	char list[MAX_KEY_LENGTH + 1]; // REG_MULTI_SZ list of services (driver) names
214 	const DWORD reg_prop;          // SPDRP registry key to use to retrieve list
215 	const char *designation;       // internal designation (for debug output)
216 };
217 
218 /*
219  * Windows DDK API definitions. Most of it copied from MinGW's includes
220  */
221 typedef DWORD DEVNODE, DEVINST;
222 typedef DEVNODE *PDEVNODE, *PDEVINST;
223 typedef DWORD RETURN_TYPE;
224 typedef RETURN_TYPE CONFIGRET;
225 
226 #define CR_SUCCESS	0x00000000
227 
228 /* Cfgmgr32 dependencies */
229 DLL_DECLARE_HANDLE(Cfgmgr32);
230 DLL_DECLARE_FUNC(WINAPI, CONFIGRET, CM_Get_Parent, (PDEVINST, DEVINST, ULONG));
231 DLL_DECLARE_FUNC(WINAPI, CONFIGRET, CM_Get_Child, (PDEVINST, DEVINST, ULONG));
232 
233 /* AdvAPI32 dependencies */
234 DLL_DECLARE_HANDLE(AdvAPI32);
235 DLL_DECLARE_FUNC_PREFIXED(WINAPI, LONG, p, RegQueryValueExA, (HKEY, LPCSTR, LPDWORD, LPDWORD, LPBYTE, LPDWORD));
236 DLL_DECLARE_FUNC_PREFIXED(WINAPI, LONG, p, RegCloseKey, (HKEY));
237 
238 /* SetupAPI dependencies */
239 DLL_DECLARE_HANDLE(SetupAPI);
240 DLL_DECLARE_FUNC_PREFIXED(WINAPI, HDEVINFO, p, SetupDiGetClassDevsA, (LPCGUID, PCSTR, HWND, DWORD));
241 DLL_DECLARE_FUNC_PREFIXED(WINAPI, BOOL, p, SetupDiEnumDeviceInfo, (HDEVINFO, DWORD, PSP_DEVINFO_DATA));
242 DLL_DECLARE_FUNC_PREFIXED(WINAPI, BOOL, p, SetupDiEnumDeviceInterfaces, (HDEVINFO, PSP_DEVINFO_DATA,
243 			LPCGUID, DWORD, PSP_DEVICE_INTERFACE_DATA));
244 DLL_DECLARE_FUNC_PREFIXED(WINAPI, BOOL, p, SetupDiGetDeviceInstanceIdA, (HDEVINFO, PSP_DEVINFO_DATA,
245 			PCSTR, DWORD, PDWORD));
246 DLL_DECLARE_FUNC_PREFIXED(WINAPI, BOOL, p, SetupDiGetDeviceInterfaceDetailA, (HDEVINFO, PSP_DEVICE_INTERFACE_DATA,
247 			PSP_DEVICE_INTERFACE_DETAIL_DATA_A, DWORD, PDWORD, PSP_DEVINFO_DATA));
248 DLL_DECLARE_FUNC_PREFIXED(WINAPI, BOOL, p, SetupDiGetDeviceRegistryPropertyA, (HDEVINFO,
249 			PSP_DEVINFO_DATA, DWORD, PDWORD, PBYTE, DWORD, PDWORD));
250 DLL_DECLARE_FUNC_PREFIXED(WINAPI, BOOL, p, SetupDiDestroyDeviceInfoList, (HDEVINFO));
251 DLL_DECLARE_FUNC_PREFIXED(WINAPI, HKEY, p, SetupDiOpenDevRegKey, (HDEVINFO, PSP_DEVINFO_DATA, DWORD, DWORD, DWORD, REGSAM));
252 DLL_DECLARE_FUNC_PREFIXED(WINAPI, HKEY, p, SetupDiOpenDeviceInterfaceRegKey, (HDEVINFO, PSP_DEVICE_INTERFACE_DATA, DWORD, DWORD));
253 
254 #define FILE_DEVICE_USB	FILE_DEVICE_UNKNOWN
255 
256 #define USB_GET_NODE_INFORMATION			258
257 #define USB_GET_DESCRIPTOR_FROM_NODE_CONNECTION		260
258 #define USB_GET_NODE_CONNECTION_INFORMATION_EX		274
259 #define USB_GET_NODE_CONNECTION_INFORMATION_EX_V2	279
260 
261 #define USB_CTL_CODE(id) \
262 	CTL_CODE(FILE_DEVICE_USB, (id), METHOD_BUFFERED, FILE_ANY_ACCESS)
263 
264 #define IOCTL_USB_GET_NODE_INFORMATION \
265 	USB_CTL_CODE(USB_GET_NODE_INFORMATION)
266 
267 #define IOCTL_USB_GET_DESCRIPTOR_FROM_NODE_CONNECTION \
268 	USB_CTL_CODE(USB_GET_DESCRIPTOR_FROM_NODE_CONNECTION)
269 
270 #define IOCTL_USB_GET_NODE_CONNECTION_INFORMATION_EX \
271 	USB_CTL_CODE(USB_GET_NODE_CONNECTION_INFORMATION_EX)
272 
273 #define IOCTL_USB_GET_NODE_CONNECTION_INFORMATION_EX_V2 \
274 	USB_CTL_CODE(USB_GET_NODE_CONNECTION_INFORMATION_EX_V2)
275 
276 typedef enum _USB_CONNECTION_STATUS {
277 	NoDeviceConnected,
278 	DeviceConnected,
279 	DeviceFailedEnumeration,
280 	DeviceGeneralFailure,
281 	DeviceCausedOvercurrent,
282 	DeviceNotEnoughPower,
283 	DeviceNotEnoughBandwidth,
284 	DeviceHubNestedTooDeeply,
285 	DeviceInLegacyHub,
286 	DeviceEnumerating,
287 	DeviceReset
288 } USB_CONNECTION_STATUS;
289 
290 typedef enum _USB_DEVICE_SPEED {
291 	UsbLowSpeed = 0,
292 	UsbFullSpeed,
293 	UsbHighSpeed,
294 	UsbSuperSpeed,
295 	UsbSuperSpeedPlus	// Not in Microsoft headers
296 } USB_DEVICE_SPEED;
297 
298 typedef enum _USB_HUB_NODE {
299 	UsbHub,
300 	UsbMIParent
301 } USB_HUB_NODE;
302 
303 #if defined(_MSC_VER)
304 // disable /W4 MSVC warnings that are benign
305 #pragma warning(push)
306 #pragma warning(disable:4214)  // bit field types other than int
307 #endif
308 
309 // Most of the structures below need to be packed
310 #include <pshpack1.h>
311 
312 typedef struct _USB_HUB_DESCRIPTOR {
313 	UCHAR bDescriptorLength;
314 	UCHAR bDescriptorType;
315 	UCHAR bNumberOfPorts;
316 	USHORT wHubCharacteristics;
317 	UCHAR bPowerOnToPowerGood;
318 	UCHAR bHubControlCurrent;
319 	UCHAR bRemoveAndPowerMask[64];
320 } USB_HUB_DESCRIPTOR, *PUSB_HUB_DESCRIPTOR;
321 
322 typedef struct _USB_HUB_INFORMATION {
323 	USB_HUB_DESCRIPTOR HubDescriptor;
324 	BOOLEAN HubIsBusPowered;
325 } USB_HUB_INFORMATION, *PUSB_HUB_INFORMATION;
326 
327 typedef struct _USB_NODE_INFORMATION {
328 	USB_HUB_NODE NodeType;
329 	union {
330 		USB_HUB_INFORMATION HubInformation;
331 //		USB_MI_PARENT_INFORMATION MiParentInformation;
332 	} u;
333 } USB_NODE_INFORMATION, *PUSB_NODE_INFORMATION;
334 
335 typedef struct _USB_DESCRIPTOR_REQUEST {
336 	ULONG ConnectionIndex;
337 	struct {
338 		UCHAR bmRequest;
339 		UCHAR bRequest;
340 		USHORT wValue;
341 		USHORT wIndex;
342 		USHORT wLength;
343 	} SetupPacket;
344 //	UCHAR Data[0];
345 } USB_DESCRIPTOR_REQUEST, *PUSB_DESCRIPTOR_REQUEST;
346 
347 typedef struct _USB_CONFIGURATION_DESCRIPTOR_SHORT {
348 	USB_DESCRIPTOR_REQUEST req;
349 	USB_CONFIGURATION_DESCRIPTOR desc;
350 } USB_CONFIGURATION_DESCRIPTOR_SHORT;
351 
352 typedef struct USB_INTERFACE_DESCRIPTOR {
353 	UCHAR bLength;
354 	UCHAR bDescriptorType;
355 	UCHAR bInterfaceNumber;
356 	UCHAR bAlternateSetting;
357 	UCHAR bNumEndpoints;
358 	UCHAR bInterfaceClass;
359 	UCHAR bInterfaceSubClass;
360 	UCHAR bInterfaceProtocol;
361 	UCHAR iInterface;
362 } USB_INTERFACE_DESCRIPTOR, *PUSB_INTERFACE_DESCRIPTOR;
363 
364 typedef struct _USB_NODE_CONNECTION_INFORMATION_EX {
365 	ULONG ConnectionIndex;
366 	USB_DEVICE_DESCRIPTOR DeviceDescriptor;
367 	UCHAR CurrentConfigurationValue;
368 	UCHAR Speed;
369 	BOOLEAN DeviceIsHub;
370 	USHORT DeviceAddress;
371 	ULONG NumberOfOpenPipes;
372 	USB_CONNECTION_STATUS ConnectionStatus;
373 //	USB_PIPE_INFO PipeList[0];
374 } USB_NODE_CONNECTION_INFORMATION_EX, *PUSB_NODE_CONNECTION_INFORMATION_EX;
375 
376 typedef union _USB_PROTOCOLS {
377 	ULONG ul;
378 	struct {
379 		ULONG Usb110:1;
380 		ULONG Usb200:1;
381 		ULONG Usb300:1;
382 		ULONG ReservedMBZ:29;
383 	};
384 } USB_PROTOCOLS, *PUSB_PROTOCOLS;
385 
386 typedef union _USB_NODE_CONNECTION_INFORMATION_EX_V2_FLAGS {
387 	ULONG ul;
388 	struct {
389 		ULONG DeviceIsOperatingAtSuperSpeedOrHigher:1;
390 		ULONG DeviceIsSuperSpeedCapableOrHigher:1;
391 		ULONG DeviceIsOperatingAtSuperSpeedPlusOrHigher:1;
392 		ULONG DeviceIsSuperSpeedPlusCapableOrHigher:1;
393 		ULONG ReservedMBZ:28;
394 	};
395 } USB_NODE_CONNECTION_INFORMATION_EX_V2_FLAGS, *PUSB_NODE_CONNECTION_INFORMATION_EX_V2_FLAGS;
396 
397 typedef struct _USB_NODE_CONNECTION_INFORMATION_EX_V2 {
398 	ULONG ConnectionIndex;
399 	ULONG Length;
400 	USB_PROTOCOLS SupportedUsbProtocols;
401 	USB_NODE_CONNECTION_INFORMATION_EX_V2_FLAGS Flags;
402 } USB_NODE_CONNECTION_INFORMATION_EX_V2, *PUSB_NODE_CONNECTION_INFORMATION_EX_V2;
403 
404 #include <poppack.h>
405 
406 #if defined(_MSC_VER)
407 // Restore original warnings
408 #pragma warning(pop)
409 #endif
410 
411 /* winusb.dll interface */
412 
413 /* pipe policies */
414 #define SHORT_PACKET_TERMINATE	0x01
415 #define AUTO_CLEAR_STALL	0x02
416 #define PIPE_TRANSFER_TIMEOUT	0x03
417 #define IGNORE_SHORT_PACKETS	0x04
418 #define ALLOW_PARTIAL_READS	0x05
419 #define AUTO_FLUSH		0x06
420 #define RAW_IO			0x07
421 #define MAXIMUM_TRANSFER_SIZE	0x08
422 /* libusbK */
423 #define ISO_ALWAYS_START_ASAP	0x21
424 
425 typedef struct _USBD_ISO_PACKET_DESCRIPTOR {
426 	ULONG Offset;
427 	ULONG Length;
428 	USBD_STATUS Status;
429 } USBD_ISO_PACKET_DESCRIPTOR, *PUSBD_ISO_PACKET_DESCRIPTOR;
430 
431 typedef enum _USBD_PIPE_TYPE {
432 	UsbdPipeTypeControl,
433 	UsbdPipeTypeIsochronous,
434 	UsbdPipeTypeBulk,
435 	UsbdPipeTypeInterrupt
436 } USBD_PIPE_TYPE;
437 
438 typedef struct {
439 	USBD_PIPE_TYPE PipeType;
440 	UCHAR PipeId;
441 	USHORT MaximumPacketSize;
442 	UCHAR Interval;
443 	ULONG MaximumBytesPerInterval;
444 } WINUSB_PIPE_INFORMATION_EX, *PWINUSB_PIPE_INFORMATION_EX;
445 
446 #include <pshpack1.h>
447 
448 typedef struct _WINUSB_SETUP_PACKET {
449 	UCHAR RequestType;
450 	UCHAR Request;
451 	USHORT Value;
452 	USHORT Index;
453 	USHORT Length;
454 } WINUSB_SETUP_PACKET, *PWINUSB_SETUP_PACKET;
455 
456 #include <poppack.h>
457 
458 typedef PVOID WINUSB_INTERFACE_HANDLE, *PWINUSB_INTERFACE_HANDLE;
459 typedef PVOID WINUSB_ISOCH_BUFFER_HANDLE, *PWINUSB_ISOCH_BUFFER_HANDLE;
460 
461 typedef BOOL (WINAPI *WinUsb_AbortPipe_t)(
462 	WINUSB_INTERFACE_HANDLE InterfaceHandle,
463 	UCHAR PipeID
464 );
465 typedef BOOL (WINAPI *WinUsb_ControlTransfer_t)(
466 	WINUSB_INTERFACE_HANDLE InterfaceHandle,
467 	WINUSB_SETUP_PACKET SetupPacket,
468 	PUCHAR Buffer,
469 	ULONG BufferLength,
470 	PULONG LengthTransferred,
471 	LPOVERLAPPED Overlapped
472 );
473 typedef BOOL (WINAPI *WinUsb_FlushPipe_t)(
474 	WINUSB_INTERFACE_HANDLE InterfaceHandle,
475 	UCHAR PipeID
476 );
477 typedef BOOL (WINAPI *WinUsb_Free_t)(
478 	WINUSB_INTERFACE_HANDLE InterfaceHandle
479 );
480 typedef BOOL (WINAPI *WinUsb_GetAssociatedInterface_t)(
481 	WINUSB_INTERFACE_HANDLE InterfaceHandle,
482 	UCHAR AssociatedInterfaceIndex,
483 	PWINUSB_INTERFACE_HANDLE AssociatedInterfaceHandle
484 );
485 typedef BOOL (WINAPI *WinUsb_Initialize_t)(
486 	HANDLE DeviceHandle,
487 	PWINUSB_INTERFACE_HANDLE InterfaceHandle
488 );
489 typedef BOOL (WINAPI *WinUsb_QueryPipeEx_t)(
490 	WINUSB_INTERFACE_HANDLE InterfaceHandle,
491 	UCHAR AlternateInterfaceHandle,
492 	UCHAR PipeIndex,
493 	PWINUSB_PIPE_INFORMATION_EX PipeInformationEx
494 );
495 typedef BOOL (WINAPI *WinUsb_ReadIsochPipeAsap_t)(
496 	PWINUSB_ISOCH_BUFFER_HANDLE BufferHandle,
497 	ULONG Offset,
498 	ULONG Length,
499 	BOOL ContinueStream,
500 	ULONG NumberOfPackets,
501 	PUSBD_ISO_PACKET_DESCRIPTOR IsoPacketDescriptors,
502 	LPOVERLAPPED Overlapped
503 );
504 typedef BOOL (WINAPI *WinUsb_ReadPipe_t)(
505 	WINUSB_INTERFACE_HANDLE InterfaceHandle,
506 	UCHAR PipeID,
507 	PUCHAR Buffer,
508 	ULONG BufferLength,
509 	PULONG LengthTransferred,
510 	LPOVERLAPPED Overlapped
511 );
512 typedef BOOL (WINAPI *WinUsb_RegisterIsochBuffer_t)(
513 	WINUSB_INTERFACE_HANDLE InterfaceHandle,
514 	UCHAR PipeID,
515 	PVOID Buffer,
516 	ULONG BufferLength,
517 	PWINUSB_ISOCH_BUFFER_HANDLE BufferHandle
518 );
519 typedef BOOL (WINAPI *WinUsb_ResetPipe_t)(
520 	WINUSB_INTERFACE_HANDLE InterfaceHandle,
521 	UCHAR PipeID
522 );
523 typedef BOOL (WINAPI *WinUsb_SetCurrentAlternateSetting_t)(
524 	WINUSB_INTERFACE_HANDLE InterfaceHandle,
525 	UCHAR AlternateSetting
526 );
527 typedef BOOL (WINAPI *WinUsb_SetPipePolicy_t)(
528 	WINUSB_INTERFACE_HANDLE InterfaceHandle,
529 	UCHAR PipeID,
530 	ULONG PolicyType,
531 	ULONG ValueLength,
532 	PVOID Value
533 );
534 typedef BOOL (WINAPI *WinUsb_GetPipePolicy_t)(
535 	WINUSB_INTERFACE_HANDLE InterfaceHandle,
536 	UCHAR PipeID,
537 	ULONG PolicyType,
538 	PULONG ValueLength,
539 	PVOID Value
540 );
541 typedef BOOL (WINAPI *WinUsb_UnregisterIsochBuffer_t)(
542 	WINUSB_ISOCH_BUFFER_HANDLE BufferHandle
543 );
544 typedef BOOL (WINAPI *WinUsb_WriteIsochPipeAsap_t)(
545 	WINUSB_ISOCH_BUFFER_HANDLE BufferHandle,
546 	ULONG Offset,
547 	ULONG Length,
548 	BOOL ContinueStream,
549 	LPOVERLAPPED Overlapped
550 );
551 typedef BOOL (WINAPI *WinUsb_WritePipe_t)(
552 	WINUSB_INTERFACE_HANDLE InterfaceHandle,
553 	UCHAR PipeID,
554 	PUCHAR Buffer,
555 	ULONG BufferLength,
556 	PULONG LengthTransferred,
557 	LPOVERLAPPED Overlapped
558 );
559 
560 /* /!\ These must match the ones from the official libusbk.h */
561 typedef enum _KUSB_FNID {
562 	KUSB_FNID_Init,
563 	KUSB_FNID_Free,
564 	KUSB_FNID_ClaimInterface,
565 	KUSB_FNID_ReleaseInterface,
566 	KUSB_FNID_SetAltInterface,
567 	KUSB_FNID_GetAltInterface,
568 	KUSB_FNID_GetDescriptor,
569 	KUSB_FNID_ControlTransfer,
570 	KUSB_FNID_SetPowerPolicy,
571 	KUSB_FNID_GetPowerPolicy,
572 	KUSB_FNID_SetConfiguration,
573 	KUSB_FNID_GetConfiguration,
574 	KUSB_FNID_ResetDevice,
575 	KUSB_FNID_Initialize,
576 	KUSB_FNID_SelectInterface,
577 	KUSB_FNID_GetAssociatedInterface,
578 	KUSB_FNID_Clone,
579 	KUSB_FNID_QueryInterfaceSettings,
580 	KUSB_FNID_QueryDeviceInformation,
581 	KUSB_FNID_SetCurrentAlternateSetting,
582 	KUSB_FNID_GetCurrentAlternateSetting,
583 	KUSB_FNID_QueryPipe,
584 	KUSB_FNID_SetPipePolicy,
585 	KUSB_FNID_GetPipePolicy,
586 	KUSB_FNID_ReadPipe,
587 	KUSB_FNID_WritePipe,
588 	KUSB_FNID_ResetPipe,
589 	KUSB_FNID_AbortPipe,
590 	KUSB_FNID_FlushPipe,
591 	KUSB_FNID_IsoReadPipe,
592 	KUSB_FNID_IsoWritePipe,
593 	KUSB_FNID_GetCurrentFrameNumber,
594 	KUSB_FNID_GetOverlappedResult,
595 	KUSB_FNID_GetProperty,
596 	KUSB_FNID_COUNT,
597 } KUSB_FNID;
598 
599 typedef struct _KLIB_VERSION {
600 	INT Major;
601 	INT Minor;
602 	INT Micro;
603 	INT Nano;
604 } KLIB_VERSION, *PKLIB_VERSION;
605 
606 typedef BOOL (WINAPI *LibK_GetProcAddress_t)(
607 	PVOID ProcAddress,
608 	INT DriverID,
609 	INT FunctionID
610 );
611 
612 typedef VOID (WINAPI *LibK_GetVersion_t)(
613 	PKLIB_VERSION Version
614 );
615 
616 typedef BOOL (WINAPI *LibK_ResetDevice_t)(
617 	WINUSB_INTERFACE_HANDLE InterfaceHandle
618 );
619 
620 //KISO_PACKET is equivalent of libusb_iso_packet_descriptor except uses absolute "offset" field instead of sequential Lengths
621 typedef struct _KISO_PACKET {
622 	UINT offset;
623 	USHORT actual_length; //changed from libusbk_shared.h "Length" for clarity
624 	USHORT status;
625 } KISO_PACKET, *PKISO_PACKET;
626 
627 typedef enum _KISO_FLAG {
628 	KISO_FLAG_NONE = 0,
629 	KISO_FLAG_SET_START_FRAME = 0x00000001,
630 } KISO_FLAG;
631 
632 //KISO_CONTEXT is the conceptual equivalent of libusb_transfer except is isochronous-specific and must match libusbk's version
633 typedef struct _KISO_CONTEXT {
634 	KISO_FLAG Flags;
635 	UINT StartFrame;
636 	SHORT ErrorCount;
637 	SHORT NumberOfPackets;
638 	UINT UrbHdrStatus;
639 	KISO_PACKET IsoPackets[0];
640 } KISO_CONTEXT, *PKISO_CONTEXT;
641 
642 typedef BOOL(WINAPI *LibK_IsoReadPipe_t)(
643 	WINUSB_INTERFACE_HANDLE InterfaceHandle,
644 	UCHAR PipeID,
645 	PUCHAR Buffer,
646 	ULONG BufferLength,
647 	LPOVERLAPPED Overlapped,
648 	PKISO_CONTEXT IsoContext
649 );
650 
651 typedef BOOL(WINAPI *LibK_IsoWritePipe_t)(
652 	WINUSB_INTERFACE_HANDLE InterfaceHandle,
653 	UCHAR PipeID,
654 	PUCHAR Buffer,
655 	ULONG BufferLength,
656 	LPOVERLAPPED Overlapped,
657 	PKISO_CONTEXT IsoContext
658 );
659 
660 struct winusb_interface {
661 	HMODULE hDll;
662 	WinUsb_AbortPipe_t AbortPipe;
663 	WinUsb_ControlTransfer_t ControlTransfer;
664 	WinUsb_FlushPipe_t FlushPipe;
665 	WinUsb_Free_t Free;
666 	WinUsb_GetAssociatedInterface_t GetAssociatedInterface;
667 	WinUsb_Initialize_t Initialize;
668 	WinUsb_ReadPipe_t ReadPipe;
669 	WinUsb_ResetPipe_t ResetPipe;
670 	WinUsb_SetCurrentAlternateSetting_t SetCurrentAlternateSetting;
671 	WinUsb_SetPipePolicy_t SetPipePolicy;
672 	WinUsb_GetPipePolicy_t GetPipePolicy;
673 	WinUsb_WritePipe_t WritePipe;
674 	union {
675 		struct {
676 			// Isochoronous functions for libusbK sub api:
677 			LibK_IsoReadPipe_t IsoReadPipe;
678 			LibK_IsoWritePipe_t IsoWritePipe;
679 			// Reset device function for libusbK sub api:
680 			LibK_ResetDevice_t ResetDevice;
681 		};
682 		struct {
683 			// Isochronous functions for WinUSB sub api:
684 			WinUsb_QueryPipeEx_t QueryPipeEx;
685 			WinUsb_ReadIsochPipeAsap_t ReadIsochPipeAsap;
686 			WinUsb_RegisterIsochBuffer_t RegisterIsochBuffer;
687 			WinUsb_UnregisterIsochBuffer_t UnregisterIsochBuffer;
688 			WinUsb_WriteIsochPipeAsap_t WriteIsochPipeAsap;
689 		};
690 	};
691 };
692 
693 /* hid.dll interface */
694 
695 #define HIDP_STATUS_SUCCESS	0x110000
696 typedef void * PHIDP_PREPARSED_DATA;
697 
698 #include <pshpack1.h>
699 
700 typedef struct _HIDD_ATTIRBUTES {
701 	ULONG Size;
702 	USHORT VendorID;
703 	USHORT ProductID;
704 	USHORT VersionNumber;
705 } HIDD_ATTRIBUTES, *PHIDD_ATTRIBUTES;
706 
707 #include <poppack.h>
708 
709 typedef USHORT USAGE;
710 typedef struct _HIDP_CAPS {
711 	USAGE Usage;
712 	USAGE UsagePage;
713 	USHORT InputReportByteLength;
714 	USHORT OutputReportByteLength;
715 	USHORT FeatureReportByteLength;
716 	USHORT Reserved[17];
717 	USHORT NumberLinkCollectionNodes;
718 	USHORT NumberInputButtonCaps;
719 	USHORT NumberInputValueCaps;
720 	USHORT NumberInputDataIndices;
721 	USHORT NumberOutputButtonCaps;
722 	USHORT NumberOutputValueCaps;
723 	USHORT NumberOutputDataIndices;
724 	USHORT NumberFeatureButtonCaps;
725 	USHORT NumberFeatureValueCaps;
726 	USHORT NumberFeatureDataIndices;
727 } HIDP_CAPS, *PHIDP_CAPS;
728 
729 typedef enum _HIDP_REPORT_TYPE {
730 	HidP_Input,
731 	HidP_Output,
732 	HidP_Feature
733 } HIDP_REPORT_TYPE;
734 
735 typedef struct _HIDP_VALUE_CAPS {
736 	USAGE UsagePage;
737 	UCHAR ReportID;
738 	BOOLEAN IsAlias;
739 	USHORT BitField;
740 	USHORT LinkCollection;
741 	USAGE LinkUsage;
742 	USAGE LinkUsagePage;
743 	BOOLEAN IsRange;
744 	BOOLEAN IsStringRange;
745 	BOOLEAN IsDesignatorRange;
746 	BOOLEAN IsAbsolute;
747 	BOOLEAN HasNull;
748 	UCHAR Reserved;
749 	USHORT BitSize;
750 	USHORT ReportCount;
751 	USHORT Reserved2[5];
752 	ULONG UnitsExp;
753 	ULONG Units;
754 	LONG LogicalMin, LogicalMax;
755 	LONG PhysicalMin, PhysicalMax;
756 	union {
757 		struct {
758 			USAGE UsageMin, UsageMax;
759 			USHORT StringMin, StringMax;
760 			USHORT DesignatorMin, DesignatorMax;
761 			USHORT DataIndexMin, DataIndexMax;
762 		} Range;
763 		struct {
764 			USAGE Usage, Reserved1;
765 			USHORT StringIndex, Reserved2;
766 			USHORT DesignatorIndex, Reserved3;
767 			USHORT DataIndex, Reserved4;
768 		} NotRange;
769 	} u;
770 } HIDP_VALUE_CAPS, *PHIDP_VALUE_CAPS;
771 
772 DLL_DECLARE_HANDLE(hid);
773 DLL_DECLARE_FUNC(WINAPI, VOID, HidD_GetHidGuid, (LPGUID));
774 DLL_DECLARE_FUNC(WINAPI, BOOL, HidD_GetAttributes, (HANDLE, PHIDD_ATTRIBUTES));
775 DLL_DECLARE_FUNC(WINAPI, BOOL, HidD_GetPreparsedData, (HANDLE, PHIDP_PREPARSED_DATA *));
776 DLL_DECLARE_FUNC(WINAPI, BOOL, HidD_FreePreparsedData, (PHIDP_PREPARSED_DATA));
777 DLL_DECLARE_FUNC(WINAPI, BOOL, HidD_GetManufacturerString, (HANDLE, PVOID, ULONG));
778 DLL_DECLARE_FUNC(WINAPI, BOOL, HidD_GetProductString, (HANDLE, PVOID, ULONG));
779 DLL_DECLARE_FUNC(WINAPI, BOOL, HidD_GetSerialNumberString, (HANDLE, PVOID, ULONG));
780 DLL_DECLARE_FUNC(WINAPI, BOOL, HidD_GetIndexedString, (HANDLE, ULONG, PVOID, ULONG));
781 DLL_DECLARE_FUNC(WINAPI, LONG, HidP_GetCaps, (PHIDP_PREPARSED_DATA, PHIDP_CAPS));
782 DLL_DECLARE_FUNC(WINAPI, BOOL, HidD_SetNumInputBuffers, (HANDLE, ULONG));
783 DLL_DECLARE_FUNC(WINAPI, BOOL, HidD_GetPhysicalDescriptor, (HANDLE, PVOID, ULONG));
784 DLL_DECLARE_FUNC(WINAPI, BOOL, HidD_FlushQueue, (HANDLE));
785 DLL_DECLARE_FUNC(WINAPI, BOOL, HidP_GetValueCaps, (HIDP_REPORT_TYPE, PHIDP_VALUE_CAPS, PULONG, PHIDP_PREPARSED_DATA));
786 
787 #endif
788