USBProxyDevice-solaris.cpp@ 35346

Last change on this file since 35346 was 35346, checked in by vboxsync, 14 years ago
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1	/* $Id: USBProxyDevice-solaris.cpp 35346 2010-12-27 16:13:13Z vboxsync $ */
2	/** @file
3	* USB device proxy - the Solaris backend.
4	*/
5
6	/*
7	* Copyright (C) 2009 Oracle Corporation
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*/
17
18
19	/*******************************************************************************
20	* Header Files *
21	*******************************************************************************/
22	#define LOG_GROUP LOG_GROUP_DRV_USBPROXY
23	#include <sys/poll.h>
24	#include <errno.h>
25	#include <strings.h>
26	#include <limits.h>
27
28	#include <VBox/log.h>
29	#include <VBox/err.h>
30	#include <VBox/vmm/pdm.h>
31
32	#include <iprt/string.h>
33	#include <iprt/critsect.h>
34	#include <iprt/time.h>
35	#include <iprt/file.h>
36	#include <iprt/mem.h>
37	#include "../USBProxyDevice.h"
38	#include <VBox/usblib.h>
39
40	/*******************************************************************************
41	* Defined Constants And Macros *
42	*******************************************************************************/
43	/** Log Prefix. */
44	#define USBPROXY "USBProxy"
45
46	#if defined(DEBUG_ramshankar)
47	#undef Log
48	#define Log LogRel
49	#undef LogFlow
50	#define LogFlow LogRel
51	#undef LogFlowFunc
52	#define LogFlowFunc LogRel
53	#endif
54
55	/*******************************************************************************
56	* Structures and Typedefs *
57	*******************************************************************************/
58	/**
59	* Wrapper around the solaris urb request structure.
60	* This is required to track in-flight and landed URBs.
61	*/
62	typedef struct USBPROXYURBSOL
63	{
64	/** Pointer to the Solaris device. */
65	struct USBPROXYDEVSOL *pDevSol;
66	/** Pointer to the VUSB URB (set to NULL if canceled). */
67	PVUSBURB pVUsbUrb;
68	/** Pointer to the next solaris URB. */
69	struct USBPROXYURBSOL *pNext;
70	/** Pointer to the previous solaris URB. */
71	struct USBPROXYURBSOL *pPrev;
72	} USBPROXYURBSOL, *PUSBPROXYURBSOL;
73
74	/**
75	* Data for the solaris usb proxy backend.
76	*/
77	typedef struct USBPROXYDEVSOL
78	{
79	/** Path of the USB device in the devices tree (persistent). */
80	char *pszDevicePath;
81	/** The connection to the client driver. */
82	RTFILE File;
83	/** Pointer to the proxy device instance. */
84	PUSBPROXYDEV pProxyDev;
85	/** Critical section protecting the two lists. */
86	RTCRITSECT CritSect;
87	/** The list of free solaris URBs. Singly linked. */
88	PUSBPROXYURBSOL pFreeHead;
89	/** The list of active solaris URBs. Doubly linked.
90	* We must maintain this so we can properly reap URBs of a detached device.
91	* Only the split head will appear in this list. */
92	PUSBPROXYURBSOL pInFlightHead;
93	/** The list of landed solaris URBs. Doubly linked.
94	* Only the split head will appear in this list. */
95	PUSBPROXYURBSOL pTaxingHead;
96	/** The tail of the landed solaris URBs. */
97	PUSBPROXYURBSOL pTaxingTail;
98	} USBPROXYDEVSOL, *PUSBPROXYDEVSOL;
99
100	PVUSBURB usbProxySolarisUrbComplete(PUSBPROXYDEVSOL pDevSol);
101
102
103	/**
104	* Allocates a Solaris URB request structure.
105	*
106	* @returns Pointer to an active URB request.
107	* @returns NULL on failure.
108	*
109	* @param pDevSol The solaris USB device.
110	*/
111	static PUSBPROXYURBSOL usbProxySolarisUrbAlloc(PUSBPROXYDEVSOL pDevSol)
112	{
113	PUSBPROXYURBSOL pUrbSol;
114
115	RTCritSectEnter(&pDevSol->CritSect);
116
117	/*
118	* Try remove a Solaris URB from the free list, if none there allocate a new one.
119	*/
120	pUrbSol = pDevSol->pFreeHead;
121	if (pUrbSol)
122	pDevSol->pFreeHead = pUrbSol->pNext;
123	else
124	{
125	RTCritSectLeave(&pDevSol->CritSect);
126	pUrbSol = (PUSBPROXYURBSOL)RTMemAlloc(sizeof(*pUrbSol));
127	if (!pUrbSol)
128	return NULL;
129	RTCritSectEnter(&pDevSol->CritSect);
130	}
131	pUrbSol->pVUsbUrb = NULL;
132	pUrbSol->pDevSol = pDevSol;
133
134	/*
135	* Link it into the active list
136	*/
137	pUrbSol->pPrev = NULL;
138	pUrbSol->pNext = pDevSol->pInFlightHead;
139	if (pUrbSol->pNext)
140	pUrbSol->pNext->pPrev = pUrbSol;
141	pDevSol->pInFlightHead = pUrbSol;
142
143	RTCritSectLeave(&pDevSol->CritSect);
144	return pUrbSol;
145	}
146
147
148	/**
149	* Frees a Solaris URB request structure.
150	*
151	* @param pDevSol The Solaris USB device.
152	* @param pUrbSol The Solaris URB to free.
153	*/
154	static void usbProxySolarisUrbFree(PUSBPROXYDEVSOL pDevSol, PUSBPROXYURBSOL pUrbSol)
155	{
156	RTCritSectEnter(&pDevSol->CritSect);
157
158	/*
159	* Remove from the active or taxing list.
160	*/
161	if (pUrbSol->pNext)
162	pUrbSol->pNext->pPrev = pUrbSol->pPrev;
163	else if (pDevSol->pTaxingTail == pUrbSol)
164	pDevSol->pTaxingTail = pUrbSol->pPrev;
165
166	if (pUrbSol->pPrev)
167	pUrbSol->pPrev->pNext = pUrbSol->pNext;
168	else if (pDevSol->pTaxingHead == pUrbSol)
169	pDevSol->pTaxingHead = pUrbSol->pNext;
170	else if (pDevSol->pInFlightHead == pUrbSol)
171	pDevSol->pInFlightHead = pUrbSol->pNext;
172	else
173	AssertFailed();
174
175	/*
176	* Link it into the free list.
177	*/
178	pUrbSol->pPrev = NULL;
179	pUrbSol->pNext = pDevSol->pFreeHead;
180	pDevSol->pFreeHead = pUrbSol;
181
182	pUrbSol->pVUsbUrb = NULL;
183	pUrbSol->pDevSol = NULL;
184
185	RTCritSectLeave(&pDevSol->CritSect);
186	}
187
188
189	/*
190	* Close the connection to the USB client driver.
191	*
192	* This is required because our userland enumeration relies on drivers/device trees
193	* to recognize active devices, and hence if this device is unplugged we should no
194	* longer keep the client driver loaded.
195	*/
196	static void usbProxySolarisCloseFile(PUSBPROXYDEVSOL pDevSol)
197	{
198	if (pDevSol->File != NIL_RTFILE)
199	{
200	RTFileClose(pDevSol->File);
201	pDevSol->File = NIL_RTFILE;
202	}
203	}
204
205
206	/**
207	* The client driver IOCtl Wrapper function.
208	*
209	* @returns VBox status code.
210	* @param pDevSol The Solaris device instance.
211	* @param Function The Function.
212	* @param pvData Opaque pointer to the data.
213	* @param cbData Size of the data pointed to by pvData.
214	*/
215	static int usbProxySolarisIOCtl(PUSBPROXYDEVSOL pDevSol, unsigned Function, void *pvData, size_t cbData)
216	{
217	if (RT_UNLIKELY(pDevSol->File == NIL_RTFILE))
218	{
219	LogFlow((USBPROXY ":usbProxySolarisIOCtl connection to driver gone!\n"));
220	return VERR_VUSB_DEVICE_NOT_ATTACHED;
221	}
222
223	VBOXUSBREQ Req;
224	Req.u32Magic = VBOXUSB_MAGIC;
225	Req.rc = -1;
226	Req.cbData = cbData;
227	Req.pvDataR3 = pvData;
228
229	int Ret = -1;
230	int rc = RTFileIoCtl(pDevSol->File, Function, &Req, sizeof(Req), &Ret);
231	if (RT_SUCCESS(rc))
232	{
233	if (RT_FAILURE(Req.rc))
234	{
235	if (Req.rc == VERR_VUSB_DEVICE_NOT_ATTACHED)
236	{
237	pDevSol->pProxyDev->fDetached = true;
238	usbProxySolarisCloseFile(pDevSol);
239	LogRel((USBPROXY ":Command %#x failed, USB Device '%s' disconnected!\n", Function, pDevSol->pProxyDev->pUsbIns->pszName));
240	}
241	else
242	LogRel((USBPROXY ":Command %#x failed. Req.rc=%Rrc\n", Function, Req.rc));
243	}
244
245	return Req.rc;
246	}
247
248	LogRel((USBPROXY ":Function %#x failed. rc=%Rrc\n", Function, rc));
249	return rc;
250	}
251
252
253	/**
254	* Get the active configuration from the device. The first time this is called
255	* our client driver would returned the cached configuration since the device is first plugged in.
256	* Subsequent get configuration requests are passed on to the device.
257	*
258	* @returns VBox status code.
259	* @param pDevSol The Solaris device instance.
260	*
261	*/
262	static inline int usbProxySolarisGetActiveConfig(PUSBPROXYDEVSOL pDevSol)
263	{
264	VBOXUSBREQ_GET_CONFIG GetConfigReq;
265	bzero(&GetConfigReq, sizeof(GetConfigReq));
266	int rc = usbProxySolarisIOCtl(pDevSol, VBOXUSB_IOCTL_GET_CONFIG, &GetConfigReq, sizeof(GetConfigReq));
267	if (RT_SUCCESS(rc))
268	{
269	pDevSol->pProxyDev->iActiveCfg = GetConfigReq.bConfigValue;
270	pDevSol->pProxyDev->cIgnoreSetConfigs = 0;
271	}
272	else
273	{
274	if (rc != VERR_VUSB_DEVICE_NOT_ATTACHED)
275	LogRel((USBPROXY ":Failed to get configuration. rc=%Rrc\n", rc));
276
277	pDevSol->pProxyDev->iActiveCfg = -1;
278	pDevSol->pProxyDev->cIgnoreSetConfigs = 0;
279	}
280	return rc;
281	}
282
283
284	/**
285	* Opens the USB device.
286	*
287	* @returns VBox status code.
288	* @param pProxyDev The device instance.
289	* @param pszAddress The unique device identifier.
290	* The format of this string is "VendorId:ProducIt:Release:StaticPath".
291	* @param pvBackend Backend specific pointer, unused for the solaris backend.
292	*/
293	static int usbProxySolarisOpen(PUSBPROXYDEV pProxyDev, const char pszAddress, void pvBackend)
294	{
295	LogFlowFunc((USBPROXY ":usbProxySolarisOpen pProxyDev=%p pszAddress=%s pvBackend=%p\n", pProxyDev, pszAddress, pvBackend));
296
297	/*
298	* Initialize our USB R3 lib.
299	*/
300	int rc = USBLibInit();
301	if (RT_SUCCESS(rc))
302	{
303	/*
304	* Allocate and initialize the solaris backend data.
305	*/
306	PUSBPROXYDEVSOL pDevSol = (PUSBPROXYDEVSOL)RTMemAllocZ(sizeof(*pDevSol));
307	if (RT_LIKELY(pDevSol))
308	{
309	AssertCompile(PATH_MAX >= MAXPATHLEN);
310	char szDeviceIdent[PATH_MAX+48];
311	rc = RTStrPrintf(szDeviceIdent, sizeof(szDeviceIdent), "%s", pszAddress);
312	if (RT_SUCCESS(rc))
313	{
314	rc = RTCritSectInit(&pDevSol->CritSect);
315	if (RT_SUCCESS(rc))
316	{
317	pProxyDev->Backend.pv = pDevSol;
318
319	int Instance;
320	char *pszDevicePath = NULL;
321	rc = USBLibGetClientInfo(szDeviceIdent, &pszDevicePath, &Instance);
322	if (RT_SUCCESS(rc))
323	{
324	pDevSol->pszDevicePath = pszDevicePath;
325
326	/*
327	* Open the client driver.
328	*/
329	RTFILE File;
330	rc = RTFileOpen(&File, pDevSol->pszDevicePath, RTFILE_O_READWRITE \| RTFILE_O_OPEN \| RTFILE_O_DENY_NONE);
331	if (RT_SUCCESS(rc))
332	{
333	pDevSol->File = File;
334	pDevSol->pProxyDev = pProxyDev;
335
336	/*
337	* Verify client driver version.
338	*/
339	VBOXUSBREQ_GET_VERSION GetVersionReq;
340	bzero(&GetVersionReq, sizeof(GetVersionReq));
341	rc = usbProxySolarisIOCtl(pDevSol, VBOXUSB_IOCTL_GET_VERSION, &GetVersionReq, sizeof(GetVersionReq));
342	if (RT_SUCCESS(rc))
343	{
344	if ( GetVersionReq.u32Major == VBOXUSB_VERSION_MAJOR
345	&& GetVersionReq.u32Minor >= VBOXUSB_VERSION_MINOR)
346	{
347	/*
348	* Try & get the current cached config from Solaris.
349	*/
350	usbProxySolarisGetActiveConfig(pDevSol);
351	return VINF_SUCCESS;
352	}
353	else
354	{
355	LogRel((USBPROXY ":version mismatch! driver v%d.%d expecting ~v%d.%d\n", GetVersionReq.u32Major,
356	GetVersionReq.u32Minor, VBOXUSB_VERSION_MAJOR, VBOXUSB_VERSION_MINOR));
357	rc = VERR_VERSION_MISMATCH;
358	}
359	}
360	else
361	{
362	LogRel((USBPROXY ":failed to query driver version. rc=%Rrc\n", rc));
363	}
364
365	RTFileClose(pDevSol->File);
366	pDevSol->File = NIL_RTFILE;
367	pDevSol->pProxyDev = NULL;
368	}
369	else
370	LogRel((USBPROXY ":failed to open device. rc=%Rrc pszDevicePath=%s\n", rc, pDevSol->pszDevicePath));
371
372	RTStrFree(pDevSol->pszDevicePath);
373	pDevSol->pszDevicePath = NULL;
374	}
375	else
376	{
377	LogRel((USBPROXY ":failed to get client info. rc=%Rrc pszDevicePath=%s\n", rc, pDevSol->pszDevicePath));
378	if (rc == VERR_NOT_FOUND)
379	rc = VERR_OPEN_FAILED;
380	}
381
382	RTCritSectDelete(&pDevSol->CritSect);
383	}
384	else
385	LogRel((USBPROXY ":RTCritSectInit failed. rc=%Rrc pszAddress=%s\n", rc, pszAddress));
386	}
387	else
388	LogRel((USBPROXY ":RTStrAPrintf failed. rc=%Rrc pszAddress=%s\n", rc, pszAddress));
389
390	RTMemFree(pDevSol);
391	pDevSol = NULL;
392	}
393	else
394	rc = VERR_NO_MEMORY;
395	}
396	else
397	LogRel((USBPROXY ":USBLibInit failed. rc=%Rrc\n", rc));
398
399	USBLibTerm();
400	pProxyDev->Backend.pv = NULL;
401	return rc;
402	}
403
404
405	/**
406	* Close the USB device.
407	*
408	* @param pProxyDev The device instance.
409	*/
410	static void usbProxySolarisClose(PUSBPROXYDEV pProxyDev)
411	{
412	LogFlow((USBPROXY ":usbProxySolarisClose: pProxyDev=%p\n", pProxyDev));
413
414	PUSBPROXYDEVSOL pDevSol = (PUSBPROXYDEVSOL)pProxyDev->Backend.pv;
415
416	/* Close the device (do not re-enumerate). */
417	VBOXUSBREQ_CLOSE_DEVICE CloseReq;
418	CloseReq.ResetLevel = VBOXUSB_RESET_LEVEL_NONE;
419	usbProxySolarisIOCtl(pDevSol, VBOXUSB_IOCTL_CLOSE_DEVICE, &CloseReq, sizeof(CloseReq));
420
421	pProxyDev->fDetached = true;
422	usbProxySolarisCloseFile(pDevSol);
423
424	/*
425	* Now we can close it and free all the resources.
426	*/
427	RTCritSectDelete(&pDevSol->CritSect);
428
429	PUSBPROXYURBSOL pUrbSol = NULL;
430	while ((pUrbSol = pDevSol->pInFlightHead) != NULL)
431	{
432	pDevSol->pInFlightHead = pUrbSol->pNext;
433	RTMemFree(pUrbSol);
434	}
435
436	while ((pUrbSol = pDevSol->pFreeHead) != NULL)
437	{
438	pDevSol->pFreeHead = pUrbSol->pNext;
439	RTMemFree(pUrbSol);
440	}
441
442	RTStrFree(pDevSol->pszDevicePath);
443	pDevSol->pszDevicePath = NULL;
444
445	RTMemFree(pDevSol);
446	pProxyDev->Backend.pv = NULL;
447
448	USBLibTerm();
449	}
450
451
452	/**
453	* Reset the device.
454	*
455	* @returns VBox status code.
456	* @param pProxyDev The device to reset.
457	* @param fRootHubReset Is this a root hub reset or device specific reset request.
458	*/
459	static int usbProxySolarisReset(PUSBPROXYDEV pProxyDev, bool fRootHubReset)
460	{
461	LogFlowFunc((USBPROXY ":usbProxySolarisReset pProxyDev=%s fRootHubReset=%d\n", pProxyDev->pUsbIns->pszName, fRootHubReset));
462
463	/** Pass all resets to the device. The Trekstor USB (1.1) stick requires this to work. */
464	PUSBPROXYDEVSOL pDevSol = (PUSBPROXYDEVSOL)pProxyDev->Backend.pv;
465
466	/* Soft reset the device. */
467	VBOXUSBREQ_CLOSE_DEVICE CloseReq;
468	CloseReq.ResetLevel = VBOXUSB_RESET_LEVEL_SOFT;
469	int rc = usbProxySolarisIOCtl(pDevSol, VBOXUSB_IOCTL_CLOSE_DEVICE, &CloseReq, sizeof(CloseReq));
470	if (RT_SUCCESS(rc))
471	{
472	/* Get the active config. Solaris USBA sets a default config. */
473	usbProxySolarisGetActiveConfig(pDevSol);
474	}
475	else if (rc != VERR_VUSB_DEVICE_NOT_ATTACHED)
476	LogRel((USBPROXY ":usbProxySolarisReset failed. rc=%d\n", rc));
477
478	return rc;
479	}
480
481
482	/**
483	* Set the active configuration.
484	*
485	* The caller makes sure that it's not called first time after open or reset
486	* with the active interface.
487	*
488	* @returns success indicator.
489	* @param pProxyDev The device instance data.
490	* @param iCfg The configuration value to set.
491	*/
492	static int usbProxySolarisSetConfig(PUSBPROXYDEV pProxyDev, int iCfg)
493	{
494	LogFlowFunc((USBPROXY ":usbProxySolarisSetConfig: pProxyDev=%p iCfg=%#x\n", pProxyDev, iCfg));
495
496	PUSBPROXYDEVSOL pDevSol = (PUSBPROXYDEVSOL)pProxyDev->Backend.pv;
497	AssertPtrReturn(pDevSol, VERR_INVALID_POINTER);
498
499	VBOXUSBREQ_SET_CONFIG SetConfigReq;
500	SetConfigReq.bConfigValue = iCfg;
501	int rc = usbProxySolarisIOCtl(pDevSol, VBOXUSB_IOCTL_SET_CONFIG, &SetConfigReq, sizeof(SetConfigReq));
502	if (RT_SUCCESS(rc))
503	return true;
504
505	if (rc != VERR_VUSB_DEVICE_NOT_ATTACHED)
506	LogRel((USBPROXY ":usbProxySolarisSetConfig failed to switch configuration. rc=%Rrc\n", rc));
507
508	return false;
509	}
510
511
512	/**
513	* Claims an interface.
514	*
515	* This is a stub on Solaris since we release/claim all interfaces at
516	* as and when required with endpoint opens.
517	*
518	* @returns success indicator (always true).
519	*/
520	static int usbProxySolarisClaimInterface(PUSBPROXYDEV pProxyDev, int iIf)
521	{
522	return true;
523	}
524
525
526	/**
527	* Releases an interface.
528	*
529	* This is a stub on Solaris since we release/claim all interfaces at
530	* as and when required with endpoint opens.
531	*
532	* @returns success indicator.
533	*/
534	static int usbProxySolarisReleaseInterface(PUSBPROXYDEV pProxyDev, int iIf)
535	{
536	return true;
537	}
538
539
540	/**
541	* Specify an alternate setting for the specified interface of the current configuration.
542	*
543	* @returns success indicator.
544	*/
545	static int usbProxySolarisSetInterface(PUSBPROXYDEV pProxyDev, int iIf, int iAlt)
546	{
547	LogFlowFunc((USBPROXY ":usbProxySolarisSetInterface: pProxyDev=%p iIf=%d iAlt=%d\n", pProxyDev, iIf, iAlt));
548
549	PUSBPROXYDEVSOL pDevSol = (PUSBPROXYDEVSOL)pProxyDev->Backend.pv;
550	AssertPtrReturn(pDevSol, VERR_INVALID_POINTER);
551
552	VBOXUSBREQ_SET_INTERFACE SetInterfaceReq;
553	SetInterfaceReq.bInterface = iIf;
554	SetInterfaceReq.bAlternate = iAlt;
555	int rc = usbProxySolarisIOCtl(pDevSol, VBOXUSB_IOCTL_SET_INTERFACE, &SetInterfaceReq, sizeof(SetInterfaceReq));
556	if (RT_SUCCESS(rc))
557	return true;
558
559	if (rc != VERR_VUSB_DEVICE_NOT_ATTACHED)
560	LogRel((USBPROXY ":usbProxySolarisSetInterface failed to set interface. rc=%Rrc\n", rc));
561
562	return false;
563	}
564
565
566	/**
567	* Clears the halted endpoint 'EndPt'.
568	*/
569	static bool usbProxySolarisClearHaltedEp(PUSBPROXYDEV pProxyDev, unsigned int EndPt)
570	{
571	LogFlowFunc((USBPROXY ":usbProxySolarisClearHaltedEp pProxyDev=%p EndPt=%#x\n", pProxyDev, EndPt));
572
573	PUSBPROXYDEVSOL pDevSol = (PUSBPROXYDEVSOL)pProxyDev->Backend.pv;
574	AssertPtrReturn(pDevSol, VERR_INVALID_POINTER);
575
576	VBOXUSBREQ_CLEAR_EP ClearEpReq;
577	ClearEpReq.bEndpoint = EndPt;
578	int rc = usbProxySolarisIOCtl(pDevSol, VBOXUSB_IOCTL_CLEAR_EP, &ClearEpReq, sizeof(ClearEpReq));
579	if (RT_SUCCESS(rc))
580	return true;
581
582	if (rc != VERR_VUSB_DEVICE_NOT_ATTACHED)
583	LogRel((USBPROXY ":usbProxySolarisClearHaltedEp failed! rc=%Rrc\n", rc));
584
585	return false;
586	}
587
588
589	/**
590	* @copydoc USBPROXYBACK::pfnUrbQueue
591	*/
592	static int usbProxySolarisUrbQueue(PVUSBURB pUrb)
593	{
594	PUSBPROXYDEV pProxyDev = PDMINS_2_DATA(pUrb->pUsbIns, PUSBPROXYDEV);
595	PUSBPROXYDEVSOL pDevSol = (PUSBPROXYDEVSOL)pProxyDev->Backend.pv;
596
597	LogFlowFunc((USBPROXY ": usbProxySolarisUrbQueue: pProxyDev=%s pUrb=%p EndPt=%#x enmDir=%d cbData=%d pvData=%p\n",
598	pProxyDev->pUsbIns->pszName, pUrb, pUrb->EndPt, pUrb->enmDir, pUrb->cbData, pUrb->abData));
599
600	// Enable Isoc. Xfers
601	#if 0
602	if (pUrb->enmType == VUSBXFERTYPE_ISOC)
603	{
604	/* Not yet complete (disabled for now) */
605	LogFlow((USBPROXY ":usbProxySolarisUrbQueue: Isoc. Xfers not supported\n"));
606	return false;
607	}
608	#endif
609
610	PUSBPROXYURBSOL pUrbSol = usbProxySolarisUrbAlloc(pDevSol);
611	if (RT_UNLIKELY(!pUrbSol))
612	{
613	LogRel((USBPROXY ":usbProxySolarisUrbQueue: Failed to allocate URB.\n"));
614	return false;
615	}
616
617	pUrbSol->pVUsbUrb = pUrb;
618	pUrbSol->pDevSol = pDevSol;
619
620	uint8_t EndPt = pUrb->EndPt;
621	if (EndPt)
622	EndPt \|= pUrb->enmDir == VUSBDIRECTION_IN ? VUSB_DIR_TO_HOST : VUSB_DIR_TO_DEVICE;
623
624	VBOXUSBREQ_URB UrbReq;
625	UrbReq.pvUrbR3 = pUrbSol;
626	UrbReq.bEndpoint = EndPt;
627	UrbReq.enmType = pUrb->enmType;
628	UrbReq.enmDir = pUrb->enmDir;
629	UrbReq.enmStatus = pUrb->enmStatus;
630	UrbReq.cbData = pUrb->cbData;
631	UrbReq.pvData = pUrb->abData;
632	if (pUrb->enmType == VUSBXFERTYPE_ISOC)
633	{
634	UrbReq.cIsocPkts = pUrb->cIsocPkts;
635	for (unsigned i = 0; i < pUrb->cIsocPkts; i++)
636	{
637	UrbReq.aIsocPkts[i].cbPkt = pUrb->aIsocPkts[i].cb;
638	UrbReq.aIsocPkts[i].cbActPkt = 0;
639	UrbReq.aIsocPkts[i].enmStatus = VUSBSTATUS_INVALID;
640	}
641	}
642
643	int rc = usbProxySolarisIOCtl(pDevSol, VBOXUSB_IOCTL_SEND_URB, &UrbReq, sizeof(UrbReq));
644	if (RT_SUCCESS(rc))
645	{
646	if (pUrb->enmType == VUSBXFERTYPE_ISOC)
647	LogFlow((USBPROXY ":usbProxySolarisUrbQueue success cbData=%d.\n", pUrb->cbData));
648	pUrb->Dev.pvPrivate = pUrbSol;
649	return true;
650	}
651
652	if (rc != VERR_VUSB_DEVICE_NOT_ATTACHED)
653	LogRel((USBPROXY ":usbProxySolarisUrbQueue Failed!! pProxyDev=%s pUrb=%p EndPt=%#x bEndpoint=%#x enmType=%d enmDir=%d cbData=%u rc=%Rrc\n",
654	pProxyDev->pUsbIns->pszName, pUrb, pUrb->EndPt, UrbReq.bEndpoint, pUrb->enmType, pUrb->enmDir, pUrb->cbData, rc));
655
656	return false;
657	}
658
659
660	/**
661	* Cancels a URB.
662	*
663	* The URB requires reaping, so we don't change its state.
664	* @remark There isn't any way to cancel a specific asynchronous request
665	* on Solaris. So we just abort pending URBs on the pipe.
666	*/
667	static void usbProxySolarisUrbCancel(PVUSBURB pUrb)
668	{
669	PUSBPROXYURBSOL pUrbSol = (PUSBPROXYURBSOL)pUrb->Dev.pvPrivate;
670
671	PUSBPROXYDEV pProxyDev = PDMINS_2_DATA(pUrb->pUsbIns, PUSBPROXYDEV);
672	PUSBPROXYDEVSOL pDevSol = (PUSBPROXYDEVSOL)pProxyDev->Backend.pv;
673	AssertPtrReturnVoid(pDevSol);
674
675	LogFlowFunc((USBPROXY ":usbProxySolarisUrbCancel pUrb=%p pUrbSol=%p pDevSol=%p\n", pUrb, pUrbSol, pUrbSol->pDevSol));
676
677	/* Aborting the control pipe isn't supported, pretend success. */
678	if (!pUrb->EndPt)
679	return;
680
681	VBOXUSBREQ_ABORT_PIPE AbortPipeReq;
682	AbortPipeReq.bEndpoint = pUrb->EndPt \| (pUrb->enmDir == VUSBDIRECTION_IN ? VUSB_DIR_TO_HOST : VUSB_DIR_TO_DEVICE);
683	int rc = usbProxySolarisIOCtl(pDevSol, VBOXUSB_IOCTL_ABORT_PIPE, &AbortPipeReq, sizeof(AbortPipeReq));
684	if (RT_FAILURE(rc))
685	{
686	if (rc != VERR_VUSB_DEVICE_NOT_ATTACHED)
687	LogRel((USBPROXY ":usbProxySolarisUrbCancel failed to abort pipe. rc=%Rrc\n", rc));
688	return;
689	}
690
691	LogFlow((USBPROXY ":usbProxySolarisUrbCancel success.\n", rc));
692	}
693
694
695	/**
696	* Reap URBs in-flight on a device.
697	*
698	* @returns Pointer to a completed URB.
699	* @returns NULL if no URB was completed.
700	* @param pProxyDev The device.
701	* @param cMillies Number of milliseconds to wait. Use 0 to not wait at all.
702	*/
703	static PVUSBURB usbProxySolarisUrbReap(PUSBPROXYDEV pProxyDev, RTMSINTERVAL cMillies)
704	{
705	//LogFlowFunc((USBPROXY ":usbProxySolarisUrbReap pProxyDev=%p cMillies=%u\n", pProxyDev, cMillies));
706
707	PUSBPROXYDEVSOL pDevSol = (PUSBPROXYDEVSOL)pProxyDev->Backend.pv;
708
709	/*
710	* Don't block if nothing is in the air.
711	*/
712	if (!pDevSol->pInFlightHead)
713	return NULL;
714
715	/*
716	* Deque URBs inflight or those landed.
717	*/
718	if (cMillies > 0)
719	{
720	for (;;)
721	{
722	struct pollfd pfd;
723	int rc;
724
725	pfd.fd = pDevSol->File;
726	pfd.events = POLLIN;
727	pfd.revents = 0;
728	rc = poll(&pfd, 1, cMillies);
729
730	if (rc > 0)
731	{
732	if (pfd.revents & POLLHUP)
733	{
734	LogRel((USBPROXY ":Reaping failed, USB Device '%s' disconnected!\n", pDevSol->pProxyDev->pUsbIns->pszName));
735	pProxyDev->fDetached = true;
736	usbProxySolarisCloseFile(pDevSol);
737	}
738	break;
739	}
740
741	if (rc == 0)
742	{
743	//LogFlow((USBPROXY ":usbProxySolarisUrbReap: Timed out\n"));
744	return NULL;
745	}
746	else if (rc != EAGAIN)
747	{
748	LogFlow((USBPROXY ":usbProxySolarisUrbReap Poll rc=%d errno=%d\n", rc, errno));
749	return NULL;
750	}
751	}
752	}
753
754	usbProxySolarisUrbComplete(pDevSol);
755
756	/*
757	* Any URBs pending delivery?
758	*/
759	PVUSBURB pUrb = NULL;
760	while (pDevSol->pTaxingHead)
761	{
762	RTCritSectEnter(&pDevSol->CritSect);
763
764	PUSBPROXYURBSOL pUrbSol = pDevSol->pTaxingHead;
765	if (pUrbSol)
766	{
767	pUrb = pUrbSol->pVUsbUrb;
768	if (pUrb)
769	{
770	pUrb->Dev.pvPrivate = NULL;
771	usbProxySolarisUrbFree(pDevSol, pUrbSol);
772	}
773	}
774	RTCritSectLeave(&pDevSol->CritSect);
775	}
776
777	return pUrb;
778	}
779
780
781	/**
782	* Reads a completed/error'd URB from the client driver (no waiting).
783	*
784	* @param pDevSol The Solaris device instance.
785	*/
786	PVUSBURB usbProxySolarisUrbComplete(PUSBPROXYDEVSOL pDevSol)
787	{
788	LogFlowFunc((USBPROXY ":usbProxySolarisUrbComplete pDevSol=%p\n", pDevSol));
789
790	VBOXUSBREQ_URB UrbReq;
791	bzero(&UrbReq, sizeof(UrbReq));
792
793	int rc = usbProxySolarisIOCtl(pDevSol, VBOXUSB_IOCTL_REAP_URB, &UrbReq, sizeof(UrbReq));
794	if (RT_SUCCESS(rc))
795	{
796	if (UrbReq.pvUrbR3)
797	{
798	PUSBPROXYURBSOL pUrbSol = (PUSBPROXYURBSOL)UrbReq.pvUrbR3;
799	PVUSBURB pUrb = pUrbSol->pVUsbUrb;
800	if (RT_LIKELY(pUrb))
801	{
802	Assert(pUrb->u32Magic == VUSBURB_MAGIC);
803
804	/*
805	* Update the URB.
806	*/
807	if ( pUrb->enmType == VUSBXFERTYPE_ISOC
808	&& pUrb->enmDir == VUSBDIRECTION_IN)
809	{
810	size_t cbData = 0;
811	for (unsigned i = 0; i < UrbReq.cIsocPkts; i++)
812	{
813	pUrb->aIsocPkts[i].cb = UrbReq.aIsocPkts[i].cbActPkt;
814	cbData += UrbReq.aIsocPkts[i].cbActPkt;
815	pUrb->aIsocPkts[i].enmStatus = UrbReq.aIsocPkts[i].enmStatus;
816	}
817
818	LogFlow((USBPROXY ":usbProxySolarisUrbComplete ISOC cbData=%d cbActPktSum=%d\n", pUrb->cbData, cbData));
819	pUrb->cbData = cbData;
820	pUrb->enmStatus = UrbReq.enmStatus;
821	}
822	else
823	{
824	pUrb->cbData = UrbReq.cbData;
825	pUrb->enmStatus = UrbReq.enmStatus;
826	}
827
828	RTCritSectEnter(&pDevSol->CritSect);
829
830	/*
831	* Remove from the active list.
832	*/
833	if (pUrbSol->pNext)
834	pUrbSol->pNext->pPrev = pUrbSol->pPrev;
835	if (pUrbSol->pPrev)
836	pUrbSol->pPrev->pNext = pUrbSol->pNext;
837	else
838	{
839	Assert(pDevSol->pInFlightHead == pUrbSol);
840	pDevSol->pInFlightHead = pUrbSol->pNext;
841	}
842
843	/*
844	* Link it into the taxing list.
845	*/
846	pUrbSol->pNext = NULL;
847	pUrbSol->pPrev = pDevSol->pTaxingTail;
848	if (pDevSol->pTaxingTail)
849	pDevSol->pTaxingTail->pNext = pUrbSol;
850	else
851	pDevSol->pTaxingHead = pUrbSol;
852	pDevSol->pTaxingTail = pUrbSol;
853
854	RTCritSectLeave(&pDevSol->CritSect);
855
856	LogFlow((USBPROXY "usbProxySolarisUrbComplete: cb=%d EndPt=%#x enmDir=%d enmStatus=%s (%d) \n",
857	pUrb->cbData, pUrb->EndPt, pUrb->enmDir, pUrb->enmStatus == VUSBSTATUS_OK ? "OK" : " Failed ", pUrb->enmStatus));
858	// if (pUrb->cbData < 2049)
859	// LogFlow((USBPROXY "%.*Rhxd\n", pUrb->cbData, pUrb->abData));
860	return pUrb;
861	}
862	}
863	}
864	else
865	{
866	if (rc != VERR_VUSB_DEVICE_NOT_ATTACHED)
867	LogRel((USBPROXY ":Reaping URB failed. rc=%Rrc\n", rc));
868	}
869
870	return NULL;
871	}
872
873
874
875	/**
876	* The Solaris USB Proxy Backend.
877	*/
878	extern const USBPROXYBACK g_USBProxyDeviceHost =
879	{
880	"host",
881	usbProxySolarisOpen,
882	NULL,
883	usbProxySolarisClose,
884	usbProxySolarisReset,
885	usbProxySolarisSetConfig,
886	usbProxySolarisClaimInterface,
887	usbProxySolarisReleaseInterface,
888	usbProxySolarisSetInterface,
889	usbProxySolarisClearHaltedEp,
890	usbProxySolarisUrbQueue,
891	usbProxySolarisUrbCancel,
892	usbProxySolarisUrbReap,
893	NULL
894	};
895

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source: vbox/trunk/src/VBox/Devices/USB/solaris/USBProxyDevice-solaris.cpp@ 35346

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