pdmusb.h@ 78235

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1	/** @file
2	* PDM - Pluggable Device Manager, USB Devices.
3	*/
4
5	/*
6	* Copyright (C) 2006-2019 Oracle Corporation
7	*
8	* This file is part of VirtualBox Open Source Edition (OSE), as
9	* available from http://www.virtualbox.org. This file is free software;
10	* you can redistribute it and/or modify it under the terms of the GNU
11	* General Public License (GPL) as published by the Free Software
12	* Foundation, in version 2 as it comes in the "COPYING" file of the
13	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
14	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
15	*
16	* The contents of this file may alternatively be used under the terms
17	* of the Common Development and Distribution License Version 1.0
18	* (CDDL) only, as it comes in the "COPYING.CDDL" file of the
19	* VirtualBox OSE distribution, in which case the provisions of the
20	* CDDL are applicable instead of those of the GPL.
21	*
22	* You may elect to license modified versions of this file under the
23	* terms and conditions of either the GPL or the CDDL or both.
24	*/
25
26	#ifndef VBOX_INCLUDED_vmm_pdmusb_h
27	#define VBOX_INCLUDED_vmm_pdmusb_h
28	#ifndef RT_WITHOUT_PRAGMA_ONCE
29	# pragma once
30	#endif
31
32	#include <VBox/vmm/pdmqueue.h>
33	#include <VBox/vmm/pdmcritsect.h>
34	#include <VBox/vmm/pdmthread.h>
35	#include <VBox/vmm/pdmifs.h>
36	#include <VBox/vmm/pdmins.h>
37	#include <VBox/vmm/pdmcommon.h>
38	#include <VBox/vmm/tm.h>
39	#include <VBox/vmm/ssm.h>
40	#include <VBox/vmm/cfgm.h>
41	#include <VBox/vmm/dbgf.h>
42	#include <VBox/vmm/mm.h>
43	#include <VBox/vusb.h>
44	#include <iprt/errcore.h>
45	#include <iprt/stdarg.h>
46
47	RT_C_DECLS_BEGIN
48
49	/** @defgroup grp_pdm_usbdev The USB Devices API
50	* @ingroup grp_pdm
51	* @{
52	*/
53
54
55	/**
56	* A string entry for the USB descriptor cache.
57	*/
58	typedef struct PDMUSBDESCCACHESTRING
59	{
60	/** The string index. */
61	uint8_t idx;
62	/** The UTF-8 representation of the string. */
63	const char *psz;
64	} PDMUSBDESCCACHESTRING;
65	/** Pointer to a const string entry. */
66	typedef PDMUSBDESCCACHESTRING const *PCPDMUSBDESCCACHESTRING;
67
68
69	/**
70	* A language entry for the USB descriptor cache.
71	*/
72	typedef struct PDMUSBDESCCACHELANG
73	{
74	/** The language ID for the strings in this block. */
75	uint16_t idLang;
76	/** The number of strings in the array. */
77	uint16_t cStrings;
78	/** Pointer to an array of associated strings.
79	* This must be sorted in ascending order by string index as a binary lookup
80	* will be performed. */
81	PCPDMUSBDESCCACHESTRING paStrings;
82	} PDMUSBDESCCACHELANG;
83	/** Pointer to a const language entry. */
84	typedef PDMUSBDESCCACHELANG const *PCPDMUSBDESCCACHELANG;
85
86
87	/**
88	* USB descriptor cache.
89	*
90	* This structure is owned by the USB device but provided to the PDM/VUSB layer
91	* thru the PDMUSBREG::pfnGetDescriptorCache method. PDM/VUSB will use the
92	* information here to map addresses to endpoints, perform SET_CONFIGURATION
93	* requests, and optionally perform GET_DESCRIPTOR requests (see flag).
94	*
95	* Currently, only device and configuration descriptors are cached.
96	*/
97	typedef struct PDMUSBDESCCACHE
98	{
99	/** USB device descriptor */
100	PCVUSBDESCDEVICE pDevice;
101	/** USB Descriptor arrays (pDev->bNumConfigurations) */
102	PCVUSBDESCCONFIGEX paConfigs;
103	/** Language IDs and their associated strings.
104	* This must be sorted in ascending order by language ID as a binary lookup
105	* will be used. */
106	PCPDMUSBDESCCACHELANG paLanguages;
107	/** The number of entries in the array pointed to by paLanguages. */
108	uint16_t cLanguages;
109	/** Use the cached descriptors for GET_DESCRIPTOR requests. */
110	bool fUseCachedDescriptors;
111	/** Use the cached string descriptors. */
112	bool fUseCachedStringsDescriptors;
113	} PDMUSBDESCCACHE;
114	/** Pointer to an USB descriptor cache. */
115	typedef PDMUSBDESCCACHE *PPDMUSBDESCCACHE;
116	/** Pointer to a const USB descriptor cache. */
117	typedef const PDMUSBDESCCACHE *PCPDMUSBDESCCACHE;
118
119
120	/** PDM Device Flags.
121	* @{ */
122	/** A high-speed capable USB 2.0 device (also required to support full-speed). */
123	#define PDM_USBREG_HIGHSPEED_CAPABLE RT_BIT(0)
124	/** Indicates that the device implements the saved state handlers. */
125	#define PDM_USBREG_SAVED_STATE_SUPPORTED RT_BIT(1)
126	/** A SuperSpeed USB 3.0 device. */
127	#define PDM_USBREG_SUPERSPEED_CAPABLE RT_BIT(2)
128	/** @} */
129
130	/** PDM USB Device Registration Structure,
131	*
132	* This structure is used when registering a device from VBoxUsbRegister() in HC Ring-3.
133	* The PDM will make use of this structure until the VM is destroyed.
134	*/
135	typedef struct PDMUSBREG
136	{
137	/** Structure version. PDM_DEVREG_VERSION defines the current version. */
138	uint32_t u32Version;
139	/** Device name. */
140	char szName[32];
141	/** The description of the device. The UTF-8 string pointed to shall, like this structure,
142	* remain unchanged from registration till VM destruction. */
143	const char *pszDescription;
144
145	/** Flags, combination of the PDM_USBREG_FLAGS_* \#defines. */
146	RTUINT fFlags;
147	/** Maximum number of instances (per VM). */
148	RTUINT cMaxInstances;
149	/** Size of the instance data. */
150	RTUINT cbInstance;
151
152
153	/**
154	* Construct an USB device instance for a VM.
155	*
156	* @returns VBox status.
157	* @param pUsbIns The USB device instance data.
158	* If the registration structure is needed, it will be
159	* accessible thru pUsbDev->pReg.
160	* @param iInstance Instance number. Use this to figure out which registers
161	* and such to use. The instance number is also found in
162	* pUsbDev->iInstance, but since it's likely to be
163	* frequently used PDM passes it as parameter.
164	* @param pCfg Configuration node handle for the device. Use this to
165	* obtain the configuration of the device instance. It is
166	* also found in pUsbDev->pCfg, but since it is primary
167	* usage will in this function it is passed as a parameter.
168	* @param pCfgGlobal Handle to the global device configuration. Also found
169	* in pUsbDev->pCfgGlobal.
170	* @remarks This callback is required.
171	*/
172	DECLR3CALLBACKMEMBER(int, pfnConstruct,(PPDMUSBINS pUsbIns, int iInstance, PCFGMNODE pCfg, PCFGMNODE pCfgGlobal));
173
174	/**
175	* Destruct an USB device instance.
176	*
177	* Most VM resources are freed by the VM. This callback is provided so that any non-VM
178	* resources can be freed correctly.
179	*
180	* This method will be called regardless of the pfnConstruct result to avoid
181	* complicated failure paths.
182	*
183	* @param pUsbIns The USB device instance data.
184	* @remarks Optional.
185	*/
186	DECLR3CALLBACKMEMBER(void, pfnDestruct,(PPDMUSBINS pUsbIns));
187
188
189	/**
190	* Init complete notification.
191	*
192	* This can be done to do communication with other devices and other
193	* initialization which requires everything to be in place.
194	*
195	* @returns VBOX status code.
196	* @param pUsbIns The USB device instance data.
197	* @remarks Optional.
198	* @remarks Not called when hotplugged.
199	*/
200	DECLR3CALLBACKMEMBER(int, pfnVMInitComplete,(PPDMUSBINS pUsbIns));
201
202	/**
203	* VM Power On notification.
204	*
205	* @returns VBox status.
206	* @param pUsbIns The USB device instance data.
207	* @remarks Optional.
208	*/
209	DECLR3CALLBACKMEMBER(void, pfnVMPowerOn,(PPDMUSBINS pUsbIns));
210
211	/**
212	* VM Reset notification.
213	*
214	* @returns VBox status.
215	* @param pUsbIns The USB device instance data.
216	* @remarks Optional.
217	*/
218	DECLR3CALLBACKMEMBER(void, pfnVMReset,(PPDMUSBINS pUsbIns));
219
220	/**
221	* VM Suspend notification.
222	*
223	* @returns VBox status.
224	* @param pUsbIns The USB device instance data.
225	* @remarks Optional.
226	*/
227	DECLR3CALLBACKMEMBER(void, pfnVMSuspend,(PPDMUSBINS pUsbIns));
228
229	/**
230	* VM Resume notification.
231	*
232	* @returns VBox status.
233	* @param pUsbIns The USB device instance data.
234	* @remarks Optional.
235	*/
236	DECLR3CALLBACKMEMBER(void, pfnVMResume,(PPDMUSBINS pUsbIns));
237
238	/**
239	* VM Power Off notification.
240	*
241	* This is only called when the VMR3PowerOff call is made on a running VM. This
242	* means that there is no notification if the VM was suspended before being
243	* powered of. There will also be no callback when hot plugging devices.
244	*
245	* @param pUsbIns The USB device instance data.
246	*/
247	DECLR3CALLBACKMEMBER(void, pfnVMPowerOff,(PPDMUSBINS pUsbIns));
248
249	/**
250	* Called after the constructor when attaching a device at run time.
251	*
252	* This can be used to do tasks normally assigned to pfnInitComplete and/or pfnVMPowerOn.
253	*
254	* @returns VBox status.
255	* @param pUsbIns The USB device instance data.
256	* @remarks Optional.
257	*/
258	DECLR3CALLBACKMEMBER(void, pfnHotPlugged,(PPDMUSBINS pUsbIns));
259
260	/**
261	* Called before the destructor when a device is unplugged at run time.
262	*
263	* This can be used to do tasks normally assigned to pfnVMSuspend and/or pfnVMPowerOff.
264	*
265	* @returns VBox status.
266	* @param pUsbIns The USB device instance data.
267	* @remarks Optional.
268	*/
269	DECLR3CALLBACKMEMBER(void, pfnHotUnplugged,(PPDMUSBINS pUsbIns));
270	/**
271	* Driver Attach command.
272	*
273	* This is called to let the USB device attach to a driver for a specified LUN
274	* at runtime. This is not called during VM construction, the device constructor
275	* have to attach to all the available drivers.
276	*
277	* @returns VBox status code.
278	* @param pUsbIns The USB device instance data.
279	* @param iLUN The logical unit which is being detached.
280	* @param fFlags Flags, combination of the PDM_TACH_FLAGS_* \#defines.
281	* @remarks Optional.
282	*/
283	DECLR3CALLBACKMEMBER(int, pfnDriverAttach,(PPDMUSBINS pUsbIns, unsigned iLUN, uint32_t fFlags));
284
285	/**
286	* Driver Detach notification.
287	*
288	* This is called when a driver is detaching itself from a LUN of the device.
289	* The device should adjust it's state to reflect this.
290	*
291	* @param pUsbIns The USB device instance data.
292	* @param iLUN The logical unit which is being detached.
293	* @param fFlags Flags, combination of the PDM_TACH_FLAGS_* \#defines.
294	* @remarks Optional.
295	*/
296	DECLR3CALLBACKMEMBER(void, pfnDriverDetach,(PPDMUSBINS pUsbIns, unsigned iLUN, uint32_t fFlags));
297
298	/**
299	* Query the base interface of a logical unit.
300	*
301	* @returns VBOX status code.
302	* @param pUsbIns The USB device instance data.
303	* @param iLUN The logicial unit to query.
304	* @param ppBase Where to store the pointer to the base interface of the LUN.
305	* @remarks Optional.
306	*/
307	DECLR3CALLBACKMEMBER(int, pfnQueryInterface,(PPDMUSBINS pUsbIns, unsigned iLUN, PPDMIBASE *ppBase));
308
309	/**
310	* Requests the USB device to reset.
311	*
312	* @returns VBox status code.
313	* @param pUsbIns The USB device instance.
314	* @param fResetOnLinux A hint to the usb proxy.
315	* Don't use this unless you're the linux proxy device.
316	* @thread Any thread.
317	* @remarks Optional.
318	*/
319	DECLR3CALLBACKMEMBER(int, pfnUsbReset,(PPDMUSBINS pUsbIns, bool fResetOnLinux));
320
321	/**
322	* Query device and configuration descriptors for the caching and servicing
323	* relevant GET_DESCRIPTOR requests.
324	*
325	* @returns Pointer to the descriptor cache (read-only).
326	* @param pUsbIns The USB device instance.
327	* @remarks Mandatory.
328	*/
329	DECLR3CALLBACKMEMBER(PCPDMUSBDESCCACHE, pfnUsbGetDescriptorCache,(PPDMUSBINS pUsbIns));
330
331	/**
332	* SET_CONFIGURATION request.
333	*
334	* @returns VBox status code.
335	* @param pUsbIns The USB device instance.
336	* @param bConfigurationValue The bConfigurationValue of the new configuration.
337	* @param pvOldCfgDesc Internal - for the device proxy.
338	* @param pvOldIfState Internal - for the device proxy.
339	* @param pvNewCfgDesc Internal - for the device proxy.
340	* @remarks Optional.
341	*/
342	DECLR3CALLBACKMEMBER(int, pfnUsbSetConfiguration,(PPDMUSBINS pUsbIns, uint8_t bConfigurationValue,
343	const void pvOldCfgDesc, const void pvOldIfState, const void *pvNewCfgDesc));
344
345	/**
346	* SET_INTERFACE request.
347	*
348	* @returns VBox status code.
349	* @param pUsbIns The USB device instance.
350	* @param bInterfaceNumber The interface number.
351	* @param bAlternateSetting The alternate setting.
352	* @remarks Optional.
353	*/
354	DECLR3CALLBACKMEMBER(int, pfnUsbSetInterface,(PPDMUSBINS pUsbIns, uint8_t bInterfaceNumber, uint8_t bAlternateSetting));
355
356	/**
357	* Clears the halted state of an endpoint. (Optional)
358	*
359	* This called when VUSB sees a CLEAR_FEATURE(ENDPOINT_HALT) on request
360	* on the zero pipe.
361	*
362	* @returns VBox status code.
363	* @param pUsbIns The USB device instance.
364	* @param uEndpoint The endpoint to clear.
365	* @remarks Optional.
366	*/
367	DECLR3CALLBACKMEMBER(int, pfnUsbClearHaltedEndpoint,(PPDMUSBINS pUsbIns, unsigned uEndpoint));
368
369	/**
370	* Allocates an URB.
371	*
372	* This can be used to make use of shared user/kernel mode buffers.
373	*
374	* @returns VBox status code.
375	* @param pUsbIns The USB device instance.
376	* @param cbData The size of the data buffer.
377	* @param cTds The number of TDs.
378	* @param enmType The type of URB.
379	* @param ppUrb Where to store the allocated URB.
380	* @remarks Optional.
381	* @remarks Not implemented yet.
382	*/
383	DECLR3CALLBACKMEMBER(int, pfnUrbNew,(PPDMUSBINS pUsbIns, size_t cbData, size_t cTds, VUSBXFERTYPE enmType, PVUSBURB *ppUrb));
384
385	/**
386	* Queues an URB for processing.
387	*
388	* @returns VBox status code.
389	* @retval VINF_SUCCESS on success.
390	* @retval VERR_VUSB_DEVICE_NOT_ATTACHED if the device has been disconnected.
391	* @retval VERR_VUSB_FAILED_TO_QUEUE_URB as a general failure kind of thing.
392	* @retval TBD - document new stuff!
393	*
394	* @param pUsbIns The USB device instance.
395	* @param pUrb The URB to process.
396	* @remarks Mandatory.
397	*/
398	DECLR3CALLBACKMEMBER(int, pfnUrbQueue,(PPDMUSBINS pUsbIns, PVUSBURB pUrb));
399
400	/**
401	* Cancels an URB.
402	*
403	* @returns VBox status code.
404	* @param pUsbIns The USB device instance.
405	* @param pUrb The URB to cancel.
406	* @remarks Mandatory.
407	*/
408	DECLR3CALLBACKMEMBER(int, pfnUrbCancel,(PPDMUSBINS pUsbIns, PVUSBURB pUrb));
409
410	/**
411	* Reaps an URB.
412	*
413	* @returns A ripe URB, NULL if none.
414	* @param pUsbIns The USB device instance.
415	* @param cMillies How log to wait for an URB to become ripe.
416	* @remarks Mandatory.
417	*/
418	DECLR3CALLBACKMEMBER(PVUSBURB, pfnUrbReap,(PPDMUSBINS pUsbIns, RTMSINTERVAL cMillies));
419
420	/**
421	* Wakes a thread waiting in pfnUrbReap.
422	*
423	* @returns VBox status code.
424	* @param pUsbIns The USB device instance.
425	*/
426	DECLR3CALLBACKMEMBER(int, pfnWakeup,(PPDMUSBINS pUsbIns));
427
428	/** Just some init precaution. Must be set to PDM_USBREG_VERSION. */
429	uint32_t u32TheEnd;
430	} PDMUSBREG;
431	/** Pointer to a PDM USB Device Structure. */
432	typedef PDMUSBREG *PPDMUSBREG;
433	/** Const pointer to a PDM USB Device Structure. */
434	typedef PDMUSBREG const *PCPDMUSBREG;
435
436	/** Current USBREG version number. */
437	#define PDM_USBREG_VERSION PDM_VERSION_MAKE(0xeeff, 1, 0)
438
439	/** PDM USB Device Flags.
440	* @{ */
441	/* none yet */
442	/** @} */
443
444
445	#ifdef IN_RING3
446
447	/**
448	* PDM USB Device API.
449	*/
450	typedef struct PDMUSBHLP
451	{
452	/** Structure version. PDM_USBHLP_VERSION defines the current version. */
453	uint32_t u32Version;
454
455	/**
456	* Attaches a driver (chain) to the USB device.
457	*
458	* The first call for a LUN this will serve as a registration of the LUN. The pBaseInterface and
459	* the pszDesc string will be registered with that LUN and kept around for PDMR3QueryUSBDeviceLun().
460	*
461	* @returns VBox status code.
462	* @param pUsbIns The USB device instance.
463	* @param iLun The logical unit to attach.
464	* @param pBaseInterface Pointer to the base interface for that LUN. (device side / down)
465	* @param ppBaseInterface Where to store the pointer to the base interface. (driver side / up)
466	* @param pszDesc Pointer to a string describing the LUN. This string must remain valid
467	* for the live of the device instance.
468	*/
469	DECLR3CALLBACKMEMBER(int, pfnDriverAttach,(PPDMUSBINS pUsbIns, RTUINT iLun, PPDMIBASE pBaseInterface, PPDMIBASE ppBaseInterface, const char pszDesc));
470
471	/**
472	* Assert that the current thread is the emulation thread.
473	*
474	* @returns True if correct.
475	* @returns False if wrong.
476	* @param pUsbIns The USB device instance.
477	* @param pszFile Filename of the assertion location.
478	* @param iLine Linenumber of the assertion location.
479	* @param pszFunction Function of the assertion location.
480	*/
481	DECLR3CALLBACKMEMBER(bool, pfnAssertEMT,(PPDMUSBINS pUsbIns, const char pszFile, unsigned iLine, const char pszFunction));
482
483	/**
484	* Assert that the current thread is NOT the emulation thread.
485	*
486	* @returns True if correct.
487	* @returns False if wrong.
488	* @param pUsbIns The USB device instance.
489	* @param pszFile Filename of the assertion location.
490	* @param iLine Linenumber of the assertion location.
491	* @param pszFunction Function of the assertion location.
492	*/
493	DECLR3CALLBACKMEMBER(bool, pfnAssertOther,(PPDMUSBINS pUsbIns, const char pszFile, unsigned iLine, const char pszFunction));
494
495	/**
496	* Stops the VM and enters the debugger to look at the guest state.
497	*
498	* Use the PDMUsbDBGFStop() inline function with the RT_SRC_POS macro instead of
499	* invoking this function directly.
500	*
501	* @returns VBox status code which must be passed up to the VMM.
502	* @param pUsbIns The USB device instance.
503	* @param pszFile Filename of the assertion location.
504	* @param iLine The linenumber of the assertion location.
505	* @param pszFunction Function of the assertion location.
506	* @param pszFormat Message. (optional)
507	* @param va Message parameters.
508	*/
509	DECLR3CALLBACKMEMBER(int, pfnDBGFStopV,(PPDMUSBINS pUsbIns, const char pszFile, unsigned iLine, const char pszFunction,
510	const char *pszFormat, va_list va) RT_IPRT_FORMAT_ATTR(5, 0));
511
512	/**
513	* Register a info handler with DBGF,
514	*
515	* @returns VBox status code.
516	* @param pUsbIns The USB device instance.
517	* @param pszName The identifier of the info.
518	* @param pszDesc The description of the info and any arguments the handler may take.
519	* @param pfnHandler The handler function to be called to display the info.
520	*/
521	DECLR3CALLBACKMEMBER(int, pfnDBGFInfoRegister,(PPDMUSBINS pUsbIns, const char pszName, const char pszDesc, PFNDBGFHANDLERUSB pfnHandler));
522
523	/**
524	* Allocate memory which is associated with current VM instance
525	* and automatically freed on it's destruction.
526	*
527	* @returns Pointer to allocated memory. The memory is NOT zero-ed.
528	* @param pUsbIns The USB device instance.
529	* @param cb Number of bytes to allocate.
530	*/
531	DECLR3CALLBACKMEMBER(void *, pfnMMHeapAlloc,(PPDMUSBINS pUsbIns, size_t cb));
532
533	/**
534	* Allocate memory which is associated with current VM instance
535	* and automatically freed on it's destruction. The memory is ZEROed.
536	*
537	* @returns Pointer to allocated memory. The memory is NOT zero-ed.
538	* @param pUsbIns The USB device instance.
539	* @param cb Number of bytes to allocate.
540	*/
541	DECLR3CALLBACKMEMBER(void *, pfnMMHeapAllocZ,(PPDMUSBINS pUsbIns, size_t cb));
542
543	/**
544	* Create a queue.
545	*
546	* @returns VBox status code.
547	* @param pUsbIns The USB device instance.
548	* @param cbItem Size a queue item.
549	* @param cItems Number of items in the queue.
550	* @param cMilliesInterval Number of milliseconds between polling the queue.
551	* If 0 then the emulation thread will be notified whenever an item arrives.
552	* @param pfnCallback The consumer function.
553	* @param pszName The queue base name. The instance number will be
554	* appended automatically.
555	* @param ppQueue Where to store the queue handle on success.
556	* @thread The emulation thread.
557	*/
558	DECLR3CALLBACKMEMBER(int, pfnPDMQueueCreate,(PPDMUSBINS pUsbIns, RTUINT cbItem, RTUINT cItems, uint32_t cMilliesInterval,
559	PFNPDMQUEUEUSB pfnCallback, const char pszName, PPDMQUEUE ppQueue));
560
561	/**
562	* Register a save state data unit.
563	*
564	* @returns VBox status.
565	* @param pUsbIns The USB device instance.
566	* @param uVersion Data layout version number.
567	* @param cbGuess The approximate amount of data in the unit.
568	* Only for progress indicators.
569	*
570	* @param pfnLivePrep Prepare live save callback, optional.
571	* @param pfnLiveExec Execute live save callback, optional.
572	* @param pfnLiveVote Vote live save callback, optional.
573	*
574	* @param pfnSavePrep Prepare save callback, optional.
575	* @param pfnSaveExec Execute save callback, optional.
576	* @param pfnSaveDone Done save callback, optional.
577	*
578	* @param pfnLoadPrep Prepare load callback, optional.
579	* @param pfnLoadExec Execute load callback, optional.
580	* @param pfnLoadDone Done load callback, optional.
581	*/
582	DECLR3CALLBACKMEMBER(int, pfnSSMRegister,(PPDMUSBINS pUsbIns, uint32_t uVersion, size_t cbGuess,
583	PFNSSMUSBLIVEPREP pfnLivePrep, PFNSSMUSBLIVEEXEC pfnLiveExec, PFNSSMUSBLIVEVOTE pfnLiveVote,
584	PFNSSMUSBSAVEPREP pfnSavePrep, PFNSSMUSBSAVEEXEC pfnSaveExec, PFNSSMUSBSAVEDONE pfnSaveDone,
585	PFNSSMUSBLOADPREP pfnLoadPrep, PFNSSMUSBLOADEXEC pfnLoadExec, PFNSSMUSBLOADDONE pfnLoadDone));
586
587	/**
588	* Register a STAM sample.
589	*
590	* Use the PDMUsbHlpSTAMRegister wrapper.
591	*
592	* @returns VBox status.
593	* @param pUsbIns The USB device instance.
594	* @param pvSample Pointer to the sample.
595	* @param enmType Sample type. This indicates what pvSample is pointing at.
596	* @param enmVisibility Visibility type specifying whether unused statistics should be visible or not.
597	* @param enmUnit Sample unit.
598	* @param pszDesc Sample description.
599	* @param pszName The sample name format string.
600	* @param va Arguments to the format string.
601	*/
602	DECLR3CALLBACKMEMBER(void, pfnSTAMRegisterV,(PPDMUSBINS pUsbIns, void *pvSample, STAMTYPE enmType,
603	STAMVISIBILITY enmVisibility, STAMUNIT enmUnit, const char *pszDesc,
604	const char *pszName, va_list va) RT_IPRT_FORMAT_ATTR(7, 0));
605
606	/**
607	* Creates a timer.
608	*
609	* @returns VBox status.
610	* @param pUsbIns The USB device instance.
611	* @param enmClock The clock to use on this timer.
612	* @param pfnCallback Callback function.
613	* @param pvUser User argument for the callback.
614	* @param fFlags Flags, see TMTIMER_FLAGS_*.
615	* @param pszDesc Pointer to description string which must stay around
616	* until the timer is fully destroyed (i.e. a bit after TMTimerDestroy()).
617	* @param ppTimer Where to store the timer on success.
618	*/
619	DECLR3CALLBACKMEMBER(int, pfnTMTimerCreate,(PPDMUSBINS pUsbIns, TMCLOCK enmClock, PFNTMTIMERUSB pfnCallback, void *pvUser,
620	uint32_t fFlags, const char *pszDesc, PPTMTIMERR3 ppTimer));
621
622	/**
623	* Set the VM error message
624	*
625	* @returns rc.
626	* @param pUsbIns The USB device instance.
627	* @param rc VBox status code.
628	* @param SRC_POS Use RT_SRC_POS.
629	* @param pszFormat Error message format string.
630	* @param va Error message arguments.
631	*/
632	DECLR3CALLBACKMEMBER(int, pfnVMSetErrorV,(PPDMUSBINS pUsbIns, int rc, RT_SRC_POS_DECL,
633	const char *pszFormat, va_list va) RT_IPRT_FORMAT_ATTR(6, 0));
634
635	/**
636	* Set the VM runtime error message
637	*
638	* @returns VBox status code.
639	* @param pUsbIns The USB device instance.
640	* @param fFlags The action flags. See VMSETRTERR_FLAGS_*.
641	* @param pszErrorId Error ID string.
642	* @param pszFormat Error message format string.
643	* @param va Error message arguments.
644	*/
645	DECLR3CALLBACKMEMBER(int, pfnVMSetRuntimeErrorV,(PPDMUSBINS pUsbIns, uint32_t fFlags, const char *pszErrorId,
646	const char *pszFormat, va_list va) RT_IPRT_FORMAT_ATTR(4, 0));
647
648	/**
649	* Gets the VM state.
650	*
651	* @returns VM state.
652	* @param pUsbIns The USB device instance.
653	* @thread Any thread (just keep in mind that it's volatile info).
654	*/
655	DECLR3CALLBACKMEMBER(VMSTATE, pfnVMState, (PPDMUSBINS pUsbIns));
656
657	/**
658	* Creates a PDM thread.
659	*
660	* This differs from the RTThreadCreate() API in that PDM takes care of suspending,
661	* resuming, and destroying the thread as the VM state changes.
662	*
663	* @returns VBox status code.
664	* @param pUsbIns The USB device instance.
665	* @param ppThread Where to store the thread 'handle'.
666	* @param pvUser The user argument to the thread function.
667	* @param pfnThread The thread function.
668	* @param pfnWakeup The wakup callback. This is called on the EMT
669	* thread when a state change is pending.
670	* @param cbStack See RTThreadCreate.
671	* @param enmType See RTThreadCreate.
672	* @param pszName See RTThreadCreate.
673	*/
674	DECLR3CALLBACKMEMBER(int, pfnThreadCreate,(PPDMUSBINS pUsbIns, PPPDMTHREAD ppThread, void *pvUser, PFNPDMTHREADUSB pfnThread,
675	PFNPDMTHREADWAKEUPUSB pfnWakeup, size_t cbStack, RTTHREADTYPE enmType, const char *pszName));
676
677	/**
678	* Set up asynchronous handling of a suspend, reset or power off notification.
679	*
680	* This shall only be called when getting the notification. It must be called
681	* for each one.
682	*
683	* @returns VBox status code.
684	* @param pUsbIns The USB device instance.
685	* @param pfnAsyncNotify The callback.
686	* @thread EMT(0)
687	*/
688	DECLR3CALLBACKMEMBER(int, pfnSetAsyncNotification, (PPDMUSBINS pUSbIns, PFNPDMUSBASYNCNOTIFY pfnAsyncNotify));
689
690	/**
691	* Notify EMT(0) that the device has completed the asynchronous notification
692	* handling.
693	*
694	* This can be called at any time, spurious calls will simply be ignored.
695	*
696	* @param pUsbIns The USB device instance.
697	* @thread Any
698	*/
699	DECLR3CALLBACKMEMBER(void, pfnAsyncNotificationCompleted, (PPDMUSBINS pUsbIns));
700
701	/**
702	* Gets the reason for the most recent VM suspend.
703	*
704	* @returns The suspend reason. VMSUSPENDREASON_INVALID is returned if no
705	* suspend has been made or if the pUsbIns is invalid.
706	* @param pUsbIns The driver instance.
707	*/
708	DECLR3CALLBACKMEMBER(VMSUSPENDREASON, pfnVMGetSuspendReason,(PPDMUSBINS pUsbIns));
709
710	/**
711	* Gets the reason for the most recent VM resume.
712	*
713	* @returns The resume reason. VMRESUMEREASON_INVALID is returned if no
714	* resume has been made or if the pUsbIns is invalid.
715	* @param pUsbIns The driver instance.
716	*/
717	DECLR3CALLBACKMEMBER(VMRESUMEREASON, pfnVMGetResumeReason,(PPDMUSBINS pUsbIns));
718
719	/** @name Space reserved for minor interface changes.
720	* @{ */
721	DECLR3CALLBACKMEMBER(void, pfnReserved0,(PPDMUSBINS pUsbIns));
722	DECLR3CALLBACKMEMBER(void, pfnReserved1,(PPDMUSBINS pUsbIns));
723	DECLR3CALLBACKMEMBER(void, pfnReserved2,(PPDMUSBINS pUsbIns));
724	DECLR3CALLBACKMEMBER(void, pfnReserved3,(PPDMUSBINS pUsbIns));
725	DECLR3CALLBACKMEMBER(void, pfnReserved4,(PPDMUSBINS pUsbIns));
726	DECLR3CALLBACKMEMBER(void, pfnReserved5,(PPDMUSBINS pUsbIns));
727	DECLR3CALLBACKMEMBER(void, pfnReserved6,(PPDMUSBINS pUsbIns));
728	DECLR3CALLBACKMEMBER(void, pfnReserved7,(PPDMUSBINS pUsbIns));
729	DECLR3CALLBACKMEMBER(void, pfnReserved8,(PPDMUSBINS pUsbIns));
730	DECLR3CALLBACKMEMBER(void, pfnReserved9,(PPDMUSBINS pUsbIns));
731	/** @} */
732
733	/** Just a safety precaution. */
734	uint32_t u32TheEnd;
735	} PDMUSBHLP;
736	/** Pointer PDM USB Device API. */
737	typedef PDMUSBHLP *PPDMUSBHLP;
738	/** Pointer const PDM USB Device API. */
739	typedef const PDMUSBHLP *PCPDMUSBHLP;
740
741	/** Current USBHLP version number. */
742	#define PDM_USBHLP_VERSION PDM_VERSION_MAKE(0xeefe, 3, 0)
743
744	#endif /* IN_RING3 */
745
746	/**
747	* PDM USB Device Instance.
748	*/
749	typedef struct PDMUSBINS
750	{
751	/** Structure version. PDM_USBINS_VERSION defines the current version. */
752	uint32_t u32Version;
753	/** USB device instance number. */
754	uint32_t iInstance;
755	/** The base interface of the device.
756	* The device constructor initializes this if it has any device level
757	* interfaces to export. To obtain this interface call PDMR3QueryUSBDevice(). */
758	PDMIBASE IBase;
759	#if HC_ARCH_BITS == 32
760	uint32_t u32Alignment; /*< Alignment padding. /
761	#endif
762
763	/** Internal data. */
764	union
765	{
766	#ifdef PDMUSBINSINT_DECLARED
767	PDMUSBINSINT s;
768	#endif
769	uint8_t padding[HC_ARCH_BITS == 32 ? 96 : 128];
770	} Internal;
771
772	/** Pointer the PDM USB Device API. */
773	R3PTRTYPE(PCPDMUSBHLP) pHlpR3;
774	/** Pointer to the USB device registration structure. */
775	R3PTRTYPE(PCPDMUSBREG) pReg;
776	/** Configuration handle. */
777	R3PTRTYPE(PCFGMNODE) pCfg;
778	/** The (device) global configuration handle. */
779	R3PTRTYPE(PCFGMNODE) pCfgGlobal;
780	/** Pointer to device instance data. */
781	R3PTRTYPE(void *) pvInstanceDataR3;
782	/** Pointer to the VUSB Device structure.
783	* Internal to VUSB, don't touch.
784	* @todo Moved this to PDMUSBINSINT. */
785	R3PTRTYPE(void *) pvVUsbDev2;
786	/** Device name for using when logging.
787	* The constructor sets this and the destructor frees it. */
788	R3PTRTYPE(char *) pszName;
789	/** Tracing indicator. */
790	uint32_t fTracing;
791	/** The tracing ID of this device. */
792	uint32_t idTracing;
793	/** The port/device speed. HCs and emulated devices need to know. */
794	VUSBSPEED enmSpeed;
795
796	/** Padding to make achInstanceData aligned at 32 byte boundary. */
797	uint32_t au32Padding[HC_ARCH_BITS == 32 ? 2 : 3];
798
799	/** Device instance data. The size of this area is defined
800	* in the PDMUSBREG::cbInstanceData field. */
801	char achInstanceData[8];
802	} PDMUSBINS;
803
804	/** Current USBINS version number. */
805	#define PDM_USBINS_VERSION PDM_VERSION_MAKE(0xeefd, 3, 0)
806
807	/**
808	* Checks the structure versions of the USB device instance and USB device
809	* helpers, returning if they are incompatible.
810	*
811	* This shall be the first statement of the constructor!
812	*
813	* @param pUsbIns The USB device instance pointer.
814	*/
815	#define PDMUSB_CHECK_VERSIONS_RETURN(pUsbIns) \
816	do \
817	{ \
818	PPDMUSBINS pUsbInsTypeCheck = (pUsbIns); NOREF(pUsbInsTypeCheck); \
819	AssertLogRelMsgReturn(PDM_VERSION_ARE_COMPATIBLE((pUsbIns)->u32Version, PDM_USBINS_VERSION), \
820	("DevIns=%#x mine=%#x\n", (pUsbIns)->u32Version, PDM_USBINS_VERSION), \
821	VERR_PDM_USBINS_VERSION_MISMATCH); \
822	AssertLogRelMsgReturn(PDM_VERSION_ARE_COMPATIBLE((pUsbIns)->pHlpR3->u32Version, PDM_USBHLP_VERSION), \
823	("DevHlp=%#x mine=%#x\n", (pUsbIns)->pHlpR3->u32Version, PDM_USBHLP_VERSION), \
824	VERR_PDM_USBHLPR3_VERSION_MISMATCH); \
825	} while (0)
826
827	/**
828	* Quietly checks the structure versions of the USB device instance and
829	* USB device helpers, returning if they are incompatible.
830	*
831	* This shall be invoked as the first statement in the destructor!
832	*
833	* @param pUsbIns The USB device instance pointer.
834	*/
835	#define PDMUSB_CHECK_VERSIONS_RETURN_VOID(pUsbIns) \
836	do \
837	{ \
838	PPDMUSBINS pUsbInsTypeCheck = (pUsbIns); NOREF(pUsbInsTypeCheck); \
839	if (RT_LIKELY(PDM_VERSION_ARE_COMPATIBLE((pUsbIns)->u32Version, PDM_USBINS_VERSION) )) \
840	{ /* likely */ } else return; \
841	if (RT_LIKELY(PDM_VERSION_ARE_COMPATIBLE((pUsbIns)->pHlpR3->u32Version, PDM_USBHLP_VERSION) )) \
842	{ /* likely */ } else return; \
843	} while (0)
844
845
846	/** Converts a pointer to the PDMUSBINS::IBase to a pointer to PDMUSBINS. */
847	#define PDMIBASE_2_PDMUSB(pInterface) ( (PPDMUSBINS)((char *)(pInterface) - RT_UOFFSETOF(PDMUSBINS, IBase)) )
848
849
850	/** @def PDMUSB_ASSERT_EMT
851	* Assert that the current thread is the emulation thread.
852	*/
853	#ifdef VBOX_STRICT
854	# define PDMUSB_ASSERT_EMT(pUsbIns) pUsbIns->pHlpR3->pfnAssertEMT(pUsbIns, __FILE__, __LINE__, __FUNCTION__)
855	#else
856	# define PDMUSB_ASSERT_EMT(pUsbIns) do { } while (0)
857	#endif
858
859	/** @def PDMUSB_ASSERT_OTHER
860	* Assert that the current thread is NOT the emulation thread.
861	*/
862	#ifdef VBOX_STRICT
863	# define PDMUSB_ASSERT_OTHER(pUsbIns) pUsbIns->pHlpR3->pfnAssertOther(pUsbIns, __FILE__, __LINE__, __FUNCTION__)
864	#else
865	# define PDMUSB_ASSERT_OTHER(pUsbIns) do { } while (0)
866	#endif
867
868	/** @def PDMUSB_SET_ERROR
869	* Set the VM error. See PDMUsbHlpVMSetError() for printf like message
870	* formatting.
871	*/
872	#define PDMUSB_SET_ERROR(pUsbIns, rc, pszError) \
873	PDMUsbHlpVMSetError(pUsbIns, rc, RT_SRC_POS, "%s", pszError)
874
875	/** @def PDMUSB_SET_RUNTIME_ERROR
876	* Set the VM runtime error. See PDMUsbHlpVMSetRuntimeError() for printf like
877	* message formatting.
878	*/
879	#define PDMUSB_SET_RUNTIME_ERROR(pUsbIns, fFlags, pszErrorId, pszError) \
880	PDMUsbHlpVMSetRuntimeError(pUsbIns, fFlags, pszErrorId, "%s", pszError)
881
882
883	#ifdef IN_RING3
884
885	/**
886	* @copydoc PDMUSBHLP::pfnDriverAttach
887	*/
888	DECLINLINE(int) PDMUsbHlpDriverAttach(PPDMUSBINS pUsbIns, RTUINT iLun, PPDMIBASE pBaseInterface, PPDMIBASE ppBaseInterface, const char pszDesc)
889	{
890	return pUsbIns->pHlpR3->pfnDriverAttach(pUsbIns, iLun, pBaseInterface, ppBaseInterface, pszDesc);
891	}
892
893	/**
894	* VBOX_STRICT wrapper for pHlpR3->pfnDBGFStopV.
895	*
896	* @returns VBox status code which must be passed up to the VMM.
897	* @param pUsbIns Device instance.
898	* @param SRC_POS Use RT_SRC_POS.
899	* @param pszFormat Message. (optional)
900	* @param ... Message parameters.
901	*/
902	DECLINLINE(int) RT_IPRT_FORMAT_ATTR(5, 6) PDMUsbDBGFStop(PPDMUSBINS pUsbIns, RT_SRC_POS_DECL, const char *pszFormat, ...)
903	{
904	#ifdef VBOX_STRICT
905	int rc;
906	va_list va;
907	va_start(va, pszFormat);
908	rc = pUsbIns->pHlpR3->pfnDBGFStopV(pUsbIns, RT_SRC_POS_ARGS, pszFormat, va);
909	va_end(va);
910	return rc;
911	#else
912	NOREF(pUsbIns);
913	NOREF(pszFile);
914	NOREF(iLine);
915	NOREF(pszFunction);
916	NOREF(pszFormat);
917	return VINF_SUCCESS;
918	#endif
919	}
920
921	/**
922	* @copydoc PDMUSBHLP::pfnVMState
923	*/
924	DECLINLINE(VMSTATE) PDMUsbHlpVMState(PPDMUSBINS pUsbIns)
925	{
926	return pUsbIns->pHlpR3->pfnVMState(pUsbIns);
927	}
928
929	/**
930	* @copydoc PDMUSBHLP::pfnThreadCreate
931	*/
932	DECLINLINE(int) PDMUsbHlpThreadCreate(PPDMUSBINS pUsbIns, PPPDMTHREAD ppThread, void *pvUser, PFNPDMTHREADUSB pfnThread,
933	PFNPDMTHREADWAKEUPUSB pfnWakeup, size_t cbStack, RTTHREADTYPE enmType, const char *pszName)
934	{
935	return pUsbIns->pHlpR3->pfnThreadCreate(pUsbIns, ppThread, pvUser, pfnThread, pfnWakeup, cbStack, enmType, pszName);
936	}
937
938
939	/**
940	* @copydoc PDMUSBHLP::pfnSetAsyncNotification
941	*/
942	DECLINLINE(int) PDMUsbHlpSetAsyncNotification(PPDMUSBINS pUsbIns, PFNPDMUSBASYNCNOTIFY pfnAsyncNotify)
943	{
944	return pUsbIns->pHlpR3->pfnSetAsyncNotification(pUsbIns, pfnAsyncNotify);
945	}
946
947	/**
948	* @copydoc PDMUSBHLP::pfnAsyncNotificationCompleted
949	*/
950	DECLINLINE(void) PDMUsbHlpAsyncNotificationCompleted(PPDMUSBINS pUsbIns)
951	{
952	pUsbIns->pHlpR3->pfnAsyncNotificationCompleted(pUsbIns);
953	}
954
955	/**
956	* Set the VM error message
957	*
958	* @returns rc.
959	* @param pUsbIns The USB device instance.
960	* @param rc VBox status code.
961	* @param SRC_POS Use RT_SRC_POS.
962	* @param pszFormat Error message format string.
963	* @param ... Error message arguments.
964	*/
965	DECLINLINE(int) RT_IPRT_FORMAT_ATTR(6, 7) PDMUsbHlpVMSetError(PPDMUSBINS pUsbIns, int rc, RT_SRC_POS_DECL,
966	const char *pszFormat, ...)
967	{
968	va_list va;
969	va_start(va, pszFormat);
970	rc = pUsbIns->pHlpR3->pfnVMSetErrorV(pUsbIns, rc, RT_SRC_POS_ARGS, pszFormat, va);
971	va_end(va);
972	return rc;
973	}
974
975	/**
976	* @copydoc PDMUSBHLP::pfnMMHeapAlloc
977	*/
978	DECLINLINE(void *) PDMUsbHlpMMHeapAlloc(PPDMUSBINS pUsbIns, size_t cb)
979	{
980	return pUsbIns->pHlpR3->pfnMMHeapAlloc(pUsbIns, cb);
981	}
982
983	/**
984	* @copydoc PDMUSBHLP::pfnMMHeapAllocZ
985	*/
986	DECLINLINE(void *) PDMUsbHlpMMHeapAllocZ(PPDMUSBINS pUsbIns, size_t cb)
987	{
988	return pUsbIns->pHlpR3->pfnMMHeapAllocZ(pUsbIns, cb);
989	}
990
991	/**
992	* Frees memory allocated by PDMUsbHlpMMHeapAlloc or PDMUsbHlpMMHeapAllocZ.
993	*
994	* @param pUsbIns The USB device instance.
995	* @param pv The memory to free. NULL is fine.
996	*/
997	DECLINLINE(void) PDMUsbHlpMMHeapFree(PPDMUSBINS pUsbIns, void *pv)
998	{
999	NOREF(pUsbIns);
1000	MMR3HeapFree(pv);
1001	}
1002
1003	/**
1004	* @copydoc PDMUSBHLP::pfnTMTimerCreate
1005	*/
1006	DECLINLINE(int) PDMUsbHlpTMTimerCreate(PPDMUSBINS pUsbIns, TMCLOCK enmClock, PFNTMTIMERUSB pfnCallback, void *pvUser,
1007	uint32_t fFlags, const char *pszDesc, PPTMTIMERR3 ppTimer)
1008	{
1009	return pUsbIns->pHlpR3->pfnTMTimerCreate(pUsbIns, enmClock, pfnCallback, pvUser, fFlags, pszDesc, ppTimer);
1010	}
1011
1012	/**
1013	* @copydoc PDMUSBHLP::pfnSSMRegister
1014	*/
1015	DECLINLINE(int) PDMUsbHlpSSMRegister(PPDMUSBINS pUsbIns, uint32_t uVersion, size_t cbGuess,
1016	PFNSSMUSBLIVEPREP pfnLivePrep, PFNSSMUSBLIVEEXEC pfnLiveExec, PFNSSMUSBLIVEVOTE pfnLiveVote,
1017	PFNSSMUSBSAVEPREP pfnSavePrep, PFNSSMUSBSAVEEXEC pfnSaveExec, PFNSSMUSBSAVEDONE pfnSaveDone,
1018	PFNSSMUSBLOADPREP pfnLoadPrep, PFNSSMUSBLOADEXEC pfnLoadExec, PFNSSMUSBLOADDONE pfnLoadDone)
1019	{
1020	return pUsbIns->pHlpR3->pfnSSMRegister(pUsbIns, uVersion, cbGuess,
1021	pfnLivePrep, pfnLiveExec, pfnLiveVote,
1022	pfnSavePrep, pfnSaveExec, pfnSaveDone,
1023	pfnLoadPrep, pfnLoadExec, pfnLoadDone);
1024	}
1025
1026	#endif /* IN_RING3 */
1027
1028
1029
1030	/** Pointer to callbacks provided to the VBoxUsbRegister() call. */
1031	typedef const struct PDMUSBREGCB *PCPDMUSBREGCB;
1032
1033	/**
1034	* Callbacks for VBoxUSBDeviceRegister().
1035	*/
1036	typedef struct PDMUSBREGCB
1037	{
1038	/** Interface version.
1039	* This is set to PDM_USBREG_CB_VERSION. */
1040	uint32_t u32Version;
1041
1042	/**
1043	* Registers a device with the current VM instance.
1044	*
1045	* @returns VBox status code.
1046	* @param pCallbacks Pointer to the callback table.
1047	* @param pReg Pointer to the USB device registration record.
1048	* This data must be permanent and readonly.
1049	*/
1050	DECLR3CALLBACKMEMBER(int, pfnRegister,(PCPDMUSBREGCB pCallbacks, PCPDMUSBREG pReg));
1051	} PDMUSBREGCB;
1052
1053	/** Current version of the PDMUSBREGCB structure. */
1054	#define PDM_USBREG_CB_VERSION PDM_VERSION_MAKE(0xeefc, 1, 0)
1055
1056
1057	/**
1058	* The VBoxUsbRegister callback function.
1059	*
1060	* PDM will invoke this function after loading a USB device module and letting
1061	* the module decide which devices to register and how to handle conflicts.
1062	*
1063	* @returns VBox status code.
1064	* @param pCallbacks Pointer to the callback table.
1065	* @param u32Version VBox version number.
1066	*/
1067	typedef DECLCALLBACK(int) FNPDMVBOXUSBREGISTER(PCPDMUSBREGCB pCallbacks, uint32_t u32Version);
1068
1069	VMMR3DECL(int) PDMR3UsbCreateEmulatedDevice(PUVM pUVM, const char *pszDeviceName, PCFGMNODE pDeviceNode, PCRTUUID pUuid,
1070	const char *pszCaptureFilename);
1071	VMMR3DECL(int) PDMR3UsbCreateProxyDevice(PUVM pUVM, PCRTUUID pUuid, const char pszBackend, const char pszAddress, void *pvBackend,
1072	VUSBSPEED enmSpeed, uint32_t fMaskedIfs, const char *pszCaptureFilename);
1073	VMMR3DECL(int) PDMR3UsbDetachDevice(PUVM pUVM, PCRTUUID pUuid);
1074	VMMR3DECL(bool) PDMR3UsbHasHub(PUVM pUVM);
1075	VMMR3DECL(int) PDMR3UsbDriverAttach(PUVM pUVM, const char *pszDevice, unsigned iDevIns, unsigned iLun, uint32_t fFlags,
1076	PPPDMIBASE ppBase);
1077	VMMR3DECL(int) PDMR3UsbDriverDetach(PUVM pUVM, const char *pszDevice, unsigned iDevIns, unsigned iLun,
1078	const char *pszDriver, unsigned iOccurrence, uint32_t fFlags);
1079	VMMR3DECL(int) PDMR3UsbQueryLun(PUVM pUVM, const char pszDevice, unsigned iInstance, unsigned iLun, PPDMIBASE ppBase);
1080	VMMR3DECL(int) PDMR3UsbQueryDriverOnLun(PUVM pUVM, const char *pszDevice, unsigned iInstance, unsigned iLun,
1081	const char *pszDriver, PPPDMIBASE ppBase);
1082
1083	/** @} */
1084
1085	RT_C_DECLS_END
1086
1087	#endif /* !VBOX_INCLUDED_vmm_pdmusb_h */

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source: vbox/trunk/include/VBox/vmm/pdmusb.h@ 78235

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