VBoxGuestR0LibSharedFolders.c@ 47151

Last change on this file since 47151 was 45016, checked in by vboxsync, 12 years ago
VBoxGuestR0LibSharedFolders.c: nits.
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1	/* $Revision: 45016 $ */
2	/** @file
3	* VBoxGuestR0LibSharedFolders - Ring 0 Shared Folders calls.
4	*/
5
6	/*
7	* Copyright (C) 2006-2013 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	* The contents of this file may alternatively be used under the terms
18	* of the Common Development and Distribution License Version 1.0
19	* (CDDL) only, as it comes in the "COPYING.CDDL" file of the
20	* VirtualBox OSE distribution, in which case the provisions of the
21	* CDDL are applicable instead of those of the GPL.
22	*
23	* You may elect to license modified versions of this file under the
24	* terms and conditions of either the GPL or the CDDL or both.
25	*/
26
27	/* Entire file is ifdef'ed with !VBGL_VBOXGUEST */
28	#ifndef VBGL_VBOXGUEST
29
30	/*******************************************************************************
31	* Header Files *
32	*******************************************************************************/
33	#define LOG_GROUP LOG_GROUP_SHARED_FOLDERS
34	#ifdef RT_OS_LINUX
35	# include "VBoxGuestR0LibSharedFolders.h"
36	#else
37	# include "VBoxGuestR0LibSharedFolders.h"
38	#endif
39	#include <VBox/log.h>
40	#include <iprt/time.h>
41	#include <iprt/mem.h>
42	#include <iprt/path.h>
43	#include <iprt/string.h>
44
45
46	/*******************************************************************************
47	* Defined Constants And Macros *
48	*******************************************************************************/
49	#define SHFL_CPARMS_SET_UTF8 0
50	#define SHFL_CPARMS_SET_SYMLINKS 0
51
52	#define VBOX_INIT_CALL(a, b, c) \
53	LogFunc(("%s, u32ClientID=%d\n", "SHFL_FN_" # b, \
54	(c)->ulClientID)); \
55	(a)->result = VINF_SUCCESS; \
56	(a)->u32ClientID = (c)->ulClientID; \
57	(a)->u32Function = SHFL_FN_##b; \
58	(a)->cParms = SHFL_CPARMS_##b
59
60
61
62	DECLVBGL(int) vboxInit (void)
63	{
64	int rc = VINF_SUCCESS;
65
66	rc = VbglInit ();
67	return rc;
68	}
69
70	DECLVBGL(void) vboxUninit (void)
71	{
72	VbglTerminate ();
73	}
74
75	DECLVBGL(int) vboxConnect (PVBSFCLIENT pClient)
76	{
77	int rc;
78	VBoxGuestHGCMConnectInfo data;
79
80	pClient->handle = NULL;
81
82	RT_ZERO(data);
83	data.result = VINF_SUCCESS;
84	data.Loc.type = VMMDevHGCMLoc_LocalHost_Existing;
85	strcpy (data.Loc.u.host.achName, "VBoxSharedFolders");
86
87	rc = VbglHGCMConnect (&pClient->handle, &data);
88
89	/* Log(("VBOXSF: VBoxSF::vboxConnect: VbglHGCMConnect rc = %#x, result = %#x\n",
90	rc, data.result));
91	*/
92	if (RT_SUCCESS (rc))
93	{
94	rc = data.result;
95	}
96
97	if (RT_SUCCESS (rc))
98	{
99	pClient->ulClientID = data.u32ClientID;
100	LogFunc(("u32ClientID=%d\n", pClient->ulClientID));
101	}
102	return rc;
103	}
104
105	DECLVBGL(void) vboxDisconnect (PVBSFCLIENT pClient)
106	{
107	int rc;
108	VBoxGuestHGCMDisconnectInfo data;
109
110	LogFunc(("u32ClientID=%d\n", pClient->ulClientID));
111	if (pClient->handle == NULL)
112	return; /* not connected */
113
114	RT_ZERO(data);
115	data.result = VINF_SUCCESS;
116	data.u32ClientID = pClient->ulClientID;
117
118	rc = VbglHGCMDisconnect (pClient->handle, &data);
119	NOREF(rc);
120	/* Log(("VBOXSF: VBoxSF::vboxDisconnect: "
121	"VbglHGCMDisconnect rc = %#x, result = %#x\n", rc, data.result));
122	*/
123	return;
124	}
125
126	DECLVBGL(int) vboxCallQueryMappings (PVBSFCLIENT pClient, SHFLMAPPING paMappings[],
127	uint32_t *pcMappings)
128	{
129	int rc = VINF_SUCCESS;
130
131	VBoxSFQueryMappings data;
132
133	VBOX_INIT_CALL(&data.callInfo, QUERY_MAPPINGS, pClient);
134
135	data.flags.type = VMMDevHGCMParmType_32bit;
136	data.flags.u.value32 = SHFL_MF_UCS2;
137
138	data.numberOfMappings.type = VMMDevHGCMParmType_32bit;
139	data.numberOfMappings.u.value32 = *pcMappings;
140
141	data.mappings.type = VMMDevHGCMParmType_LinAddr;
142	data.mappings.u.Pointer.size = sizeof (SHFLMAPPING) * *pcMappings;
143	data.mappings.u.Pointer.u.linearAddr = (uintptr_t)&paMappings[0];
144
145	/* Log(("VBOXSF: in ifs difference %d\n",
146	(char )&data.flags.type - (char )&data.callInfo.cParms));
147	*/
148	rc = VbglHGCMCall (pClient->handle, &data.callInfo, sizeof (data));
149
150	/*
151	Log(("VBOXSF: VBoxSF::vboxCallQueryMappings: "
152	"VbglHGCMCall rc = %#x, result = %#x\n", rc, data.callInfo.result));
153	*/
154	if (RT_SUCCESS (rc))
155	{
156	rc = data.callInfo.result;
157	}
158
159	if (RT_SUCCESS (rc))
160	{
161	*pcMappings = data.numberOfMappings.u.value32;
162	}
163
164	return rc;
165	}
166
167	DECLVBGL(int) vboxCallQueryMapName (PVBSFCLIENT pClient, SHFLROOT root, SHFLSTRING *pString, uint32_t size)
168	{
169	int rc = VINF_SUCCESS;
170
171	VBoxSFQueryMapName data;
172
173	VBOX_INIT_CALL(&data.callInfo, QUERY_MAP_NAME, pClient);
174
175	data.root.type = VMMDevHGCMParmType_32bit;
176	data.root.u.value32 = root;
177
178	data.name.type = VMMDevHGCMParmType_LinAddr;
179	data.name.u.Pointer.size = size;
180	data.name.u.Pointer.u.linearAddr = (uintptr_t)pString;
181
182	rc = VbglHGCMCall (pClient->handle, &data.callInfo, sizeof (data));
183
184	/* Log(("VBOXSF: VBoxSF::vboxCallQueryMapName: "
185	"VbglHGCMCall rc = %#x, result = %#x\n", rc, data.callInfo.result));
186	*/
187	if (RT_SUCCESS (rc))
188	{
189	rc = data.callInfo.result;
190	}
191
192	return rc;
193	}
194
195	DECLVBGL(int) vboxCallMapFolder(PVBSFCLIENT pClient, PSHFLSTRING szFolderName,
196	PVBSFMAP pMap)
197	{
198	int rc = VINF_SUCCESS;
199
200	VBoxSFMapFolder data;
201
202	VBOX_INIT_CALL(&data.callInfo, MAP_FOLDER, pClient);
203
204	data.path.type = VMMDevHGCMParmType_LinAddr;
205	data.path.u.Pointer.size = ShflStringSizeOfBuffer (szFolderName);
206	data.path.u.Pointer.u.linearAddr = (uintptr_t)szFolderName;
207
208	data.root.type = VMMDevHGCMParmType_32bit;
209	data.root.u.value32 = 0;
210
211	data.delimiter.type = VMMDevHGCMParmType_32bit;
212	data.delimiter.u.value32 = RTPATH_DELIMITER;
213
214	data.fCaseSensitive.type = VMMDevHGCMParmType_32bit;
215	#if defined(RT_OS_WINDOWS) \|\| defined(RT_OS_OS2)
216	data.fCaseSensitive.u.value32 = 0;
217	#else
218	data.fCaseSensitive.u.value32 = 1;
219	#endif
220
221	rc = VbglHGCMCall (pClient->handle, &data.callInfo, sizeof (data));
222
223	/* Log(("VBOXSF: VBoxSF::vboxCallMapFolder: "
224	"VbglHGCMCall rc = %#x, result = %#x\n", rc, data.callInfo.result));
225	*/
226	if (RT_SUCCESS (rc))
227	{
228	pMap->root = data.root.u.value32;
229	rc = data.callInfo.result;
230	}
231	else if (rc == VERR_NOT_IMPLEMENTED)
232	{
233	/* try the legacy interface too; temporary to assure backwards compatibility */
234	VBoxSFMapFolder_Old OldData;
235
236	VBOX_INIT_CALL(&OldData.callInfo, MAP_FOLDER_OLD, pClient);
237
238	OldData.path.type = VMMDevHGCMParmType_LinAddr;
239	OldData.path.u.Pointer.size = ShflStringSizeOfBuffer (szFolderName);
240	OldData.path.u.Pointer.u.linearAddr = (uintptr_t)szFolderName;
241
242	OldData.root.type = VMMDevHGCMParmType_32bit;
243	OldData.root.u.value32 = 0;
244
245	OldData.delimiter.type = VMMDevHGCMParmType_32bit;
246	OldData.delimiter.u.value32 = RTPATH_DELIMITER;
247
248	rc = VbglHGCMCall (pClient->handle, &OldData.callInfo, sizeof (OldData));
249
250	if (RT_SUCCESS (rc))
251	{
252	pMap->root = OldData.root.u.value32;
253	rc = OldData.callInfo.result;
254	}
255	}
256	return rc;
257	}
258
259	DECLVBGL(int) vboxCallUnmapFolder(PVBSFCLIENT pClient, PVBSFMAP pMap)
260	{
261	int rc = VINF_SUCCESS;
262
263	VBoxSFUnmapFolder data;
264
265	VBOX_INIT_CALL(&data.callInfo, UNMAP_FOLDER, pClient);
266
267	data.root.type = VMMDevHGCMParmType_32bit;
268	data.root.u.value32 = pMap->root;
269
270	rc = VbglHGCMCall (pClient->handle, &data.callInfo, sizeof (data));
271
272	/* Log(("VBOXSF: VBoxSF::vboxCallUnmapFolder: "
273	"VbglHGCMCall rc = %#x, result = %#x\n", rc, data.callInfo.result));
274	*/
275	if (RT_SUCCESS (rc))
276	{
277	rc = data.callInfo.result;
278	}
279	return rc;
280	}
281
282	DECLVBGL(int) vboxCallCreate (PVBSFCLIENT pClient, PVBSFMAP pMap,
283	PSHFLSTRING pParsedPath, PSHFLCREATEPARMS pCreateParms)
284	{
285	/** @todo copy buffers to physical or mapped memory. */
286	int rc = VINF_SUCCESS;
287
288	VBoxSFCreate data;
289
290	VBOX_INIT_CALL(&data.callInfo, CREATE, pClient);
291
292	data.root.type = VMMDevHGCMParmType_32bit;
293	data.root.u.value32 = pMap->root;
294
295	data.path.type = VMMDevHGCMParmType_LinAddr;
296	data.path.u.Pointer.size = ShflStringSizeOfBuffer (pParsedPath);
297	data.path.u.Pointer.u.linearAddr = (uintptr_t)pParsedPath;
298
299	data.parms.type = VMMDevHGCMParmType_LinAddr;
300	data.parms.u.Pointer.size = sizeof (SHFLCREATEPARMS);
301	data.parms.u.Pointer.u.linearAddr = (uintptr_t)pCreateParms;
302
303	rc = VbglHGCMCall (pClient->handle, &data.callInfo, sizeof (data));
304
305	/* Log(("VBOXSF: VBoxSF::vboxCallCreate: "
306	"VbglHGCMCall rc = %#x, result = %#x\n", rc, data.callInfo.result));
307	*/
308	if (RT_SUCCESS (rc))
309	{
310	rc = data.callInfo.result;
311	}
312	return rc;
313	}
314
315	DECLVBGL(int) vboxCallClose (PVBSFCLIENT pClient, PVBSFMAP pMap, SHFLHANDLE Handle)
316	{
317	int rc = VINF_SUCCESS;
318
319	VBoxSFClose data;
320
321	VBOX_INIT_CALL(&data.callInfo, CLOSE, pClient);
322
323	data.root.type = VMMDevHGCMParmType_32bit;
324	data.root.u.value32 = pMap->root;
325
326	data.handle.type = VMMDevHGCMParmType_64bit;
327	data.handle.u.value64 = Handle;
328
329	rc = VbglHGCMCall (pClient->handle, &data.callInfo, sizeof (data));
330
331	/* Log(("VBOXSF: VBoxSF::vboxCallClose: "
332	"VbglHGCMCall rc = %#x, result = %#x\n", rc, data.callInfo.result));
333	*/
334	if (RT_SUCCESS (rc))
335	{
336	rc = data.callInfo.result;
337	}
338
339	return rc;
340	}
341
342	DECLVBGL(int) vboxCallRemove (PVBSFCLIENT pClient, PVBSFMAP pMap,
343	PSHFLSTRING pParsedPath, uint32_t flags)
344	{
345	int rc = VINF_SUCCESS;
346
347	VBoxSFRemove data;
348
349	VBOX_INIT_CALL(&data.callInfo, REMOVE, pClient);
350
351	data.root.type = VMMDevHGCMParmType_32bit;
352	data.root.u.value32 = pMap->root;
353
354	data.path.type = VMMDevHGCMParmType_LinAddr_In;
355	data.path.u.Pointer.size = ShflStringSizeOfBuffer (pParsedPath);
356	data.path.u.Pointer.u.linearAddr = (uintptr_t)pParsedPath;
357
358	data.flags.type = VMMDevHGCMParmType_32bit;
359	data.flags.u.value32 = flags;
360
361	rc = VbglHGCMCall (pClient->handle, &data.callInfo, sizeof (data));
362
363	/* Log(("VBOXSF: VBoxSF::vboxCallRemove: "
364	"VbglHGCMCall rc = %#x, result = %#x\n", rc, data.callInfo.result));
365	*/
366	if (RT_SUCCESS (rc))
367	{
368	rc = data.callInfo.result;
369	}
370
371	return rc;
372	}
373
374	DECLVBGL(int) vboxCallRename (PVBSFCLIENT pClient, PVBSFMAP pMap,
375	PSHFLSTRING pSrcPath, PSHFLSTRING pDestPath, uint32_t flags)
376	{
377	int rc = VINF_SUCCESS;
378
379	VBoxSFRename data;
380
381	VBOX_INIT_CALL(&data.callInfo, RENAME, pClient);
382
383	data.root.type = VMMDevHGCMParmType_32bit;
384	data.root.u.value32 = pMap->root;
385
386	data.src.type = VMMDevHGCMParmType_LinAddr_In;
387	data.src.u.Pointer.size = ShflStringSizeOfBuffer (pSrcPath);
388	data.src.u.Pointer.u.linearAddr = (uintptr_t)pSrcPath;
389
390	data.dest.type = VMMDevHGCMParmType_LinAddr_In;
391	data.dest.u.Pointer.size = ShflStringSizeOfBuffer (pDestPath);
392	data.dest.u.Pointer.u.linearAddr = (uintptr_t)pDestPath;
393
394	data.flags.type = VMMDevHGCMParmType_32bit;
395	data.flags.u.value32 = flags;
396
397	rc = VbglHGCMCall (pClient->handle, &data.callInfo, sizeof (data));
398
399	/* Log(("VBOXSF: VBoxSF::vboxCallRename: "
400	"VbglHGCMCall rc = %#x, result = %#x\n", rc, data.callInfo.result));
401	*/
402	if (RT_SUCCESS (rc))
403	{
404	rc = data.callInfo.result;
405	}
406	return rc;
407	}
408
409	DECLVBGL(int) vboxCallRead(PVBSFCLIENT pClient, PVBSFMAP pMap, SHFLHANDLE hFile,
410	uint64_t offset, uint32_t pcbBuffer, uint8_t pBuffer, bool fLocked)
411	{
412	int rc = VINF_SUCCESS;
413
414	VBoxSFRead data;
415
416	VBOX_INIT_CALL(&data.callInfo, READ, pClient);
417
418	data.root.type = VMMDevHGCMParmType_32bit;
419	data.root.u.value32 = pMap->root;
420
421	data.handle.type = VMMDevHGCMParmType_64bit;
422	data.handle.u.value64 = hFile;
423	data.offset.type = VMMDevHGCMParmType_64bit;
424	data.offset.u.value64 = offset;
425	data.cb.type = VMMDevHGCMParmType_32bit;
426	data.cb.u.value32 = *pcbBuffer;
427	data.buffer.type = (fLocked) ? VMMDevHGCMParmType_LinAddr_Locked_Out : VMMDevHGCMParmType_LinAddr_Out;
428	data.buffer.u.Pointer.size = *pcbBuffer;
429	data.buffer.u.Pointer.u.linearAddr = (uintptr_t)pBuffer;
430
431	rc = VbglHGCMCall (pClient->handle, &data.callInfo, sizeof (data));
432
433	/* Log(("VBOXSF: VBoxSF::vboxCallRead: "
434	"VbglHGCMCall rc = %#x, result = %#x\n", rc, data.callInfo.result));
435	*/
436	if (RT_SUCCESS (rc))
437	{
438	rc = data.callInfo.result;
439	*pcbBuffer = data.cb.u.value32;
440	}
441	return rc;
442	}
443
444	DECLVBGL(int) VbglR0SharedFolderReadPageList(PVBSFCLIENT pClient, PVBSFMAP pMap, SHFLHANDLE hFile,
445	uint64_t offset, uint32_t *pcbBuffer,
446	uint16_t offFirstPage, uint16_t cPages, RTGCPHYS64 *paPages)
447	{
448	uint32_t cbToRead = *pcbBuffer;
449	uint32_t cbData = sizeof(VBoxSFRead) + RT_UOFFSETOF(HGCMPageListInfo, aPages[cPages]);
450	VBoxSFRead pData = (VBoxSFRead )RTMemTmpAlloc(cbData);
451	HGCMPageListInfo pPgLst = (HGCMPageListInfo )(pData + 1);
452	uint16_t iPage;
453	int rc;
454
455	if (RT_UNLIKELY(!pData))
456	return VERR_NO_TMP_MEMORY;
457
458	VBOX_INIT_CALL(&pData->callInfo, READ, pClient);
459
460	pData->root.type = VMMDevHGCMParmType_32bit;
461	pData->root.u.value32 = pMap->root;
462
463	pData->handle.type = VMMDevHGCMParmType_64bit;
464	pData->handle.u.value64 = hFile;
465	pData->offset.type = VMMDevHGCMParmType_64bit;
466	pData->offset.u.value64 = offset;
467	pData->cb.type = VMMDevHGCMParmType_32bit;
468	pData->cb.u.value32 = cbToRead;
469	pData->buffer.type = VMMDevHGCMParmType_PageList;
470	pData->buffer.u.PageList.size = cbToRead;
471	pData->buffer.u.PageList.offset = sizeof(VBoxSFRead);
472
473	pPgLst->flags = VBOX_HGCM_F_PARM_DIRECTION_FROM_HOST;
474	pPgLst->offFirstPage = offFirstPage;
475	pPgLst->cPages = cPages;
476	for (iPage = 0; iPage < cPages; iPage++)
477	pPgLst->aPages[iPage] = paPages[iPage];
478
479	rc = VbglHGCMCall(pClient->handle, &pData->callInfo, cbData);
480	if (RT_SUCCESS (rc))
481	{
482	rc = pData->callInfo.result;
483	*pcbBuffer = pData->cb.u.value32;
484	}
485
486	RTMemTmpFree(pData);
487	return rc;
488	}
489
490	DECLVBGL(int) vboxCallWrite(PVBSFCLIENT pClient, PVBSFMAP pMap, SHFLHANDLE hFile,
491	uint64_t offset, uint32_t pcbBuffer, uint8_t pBuffer, bool fLocked)
492	{
493	int rc = VINF_SUCCESS;
494
495	VBoxSFWrite data;
496
497	VBOX_INIT_CALL(&data.callInfo, WRITE, pClient);
498
499	data.root.type = VMMDevHGCMParmType_32bit;
500	data.root.u.value32 = pMap->root;
501
502	data.handle.type = VMMDevHGCMParmType_64bit;
503	data.handle.u.value64 = hFile;
504	data.offset.type = VMMDevHGCMParmType_64bit;
505	data.offset.u.value64 = offset;
506	data.cb.type = VMMDevHGCMParmType_32bit;
507	data.cb.u.value32 = *pcbBuffer;
508	data.buffer.type = (fLocked) ? VMMDevHGCMParmType_LinAddr_Locked_In : VMMDevHGCMParmType_LinAddr_In;
509	data.buffer.u.Pointer.size = *pcbBuffer;
510	data.buffer.u.Pointer.u.linearAddr = (uintptr_t)pBuffer;
511
512	rc = VbglHGCMCall (pClient->handle, &data.callInfo, sizeof (data));
513
514	/* Log(("VBOXSF: VBoxSF::vboxCallWrite: "
515	"VbglHGCMCall rc = %#x, result = %#x\n", rc, data.callInfo.result));
516	*/
517	if (RT_SUCCESS (rc))
518	{
519	rc = data.callInfo.result;
520	*pcbBuffer = data.cb.u.value32;
521	}
522	return rc;
523	}
524
525	DECLVBGL(int) VbglR0SfWritePhysCont(PVBSFCLIENT pClient, PVBSFMAP pMap, SHFLHANDLE hFile, uint64_t offset, uint32_t *pcbBuffer, RTCCPHYS PhysBuffer)
526	{
527	uint32_t cbToWrite = *pcbBuffer;
528	uint32_t cPages = RT_ALIGN_32((PhysBuffer & PAGE_OFFSET_MASK) + cbToWrite, PAGE_SIZE) >> PAGE_SHIFT;
529	uint32_t cbData = sizeof(VBoxSFWrite) + RT_UOFFSETOF(HGCMPageListInfo, aPages[cPages]);
530	VBoxSFWrite pData = (VBoxSFWrite )RTMemTmpAlloc(cbData);
531	HGCMPageListInfo pPgLst = (HGCMPageListInfo )(pData + 1);
532	uint32_t iPage;
533	int rc;
534
535	if (RT_UNLIKELY(!pData))
536	return VERR_NO_TMP_MEMORY;
537
538	VBOX_INIT_CALL(&pData->callInfo, WRITE, pClient);
539
540	pData->root.type = VMMDevHGCMParmType_32bit;
541	pData->root.u.value32 = pMap->root;
542
543	pData->handle.type = VMMDevHGCMParmType_64bit;
544	pData->handle.u.value64 = hFile;
545	pData->offset.type = VMMDevHGCMParmType_64bit;
546	pData->offset.u.value64 = offset;
547	pData->cb.type = VMMDevHGCMParmType_32bit;
548	pData->cb.u.value32 = cbToWrite;
549	pData->buffer.type = VMMDevHGCMParmType_PageList;
550	pData->buffer.u.PageList.size = cbToWrite;
551	pData->buffer.u.PageList.offset = sizeof(VBoxSFWrite);
552
553	pPgLst->flags = VBOX_HGCM_F_PARM_DIRECTION_TO_HOST;
554	pPgLst->offFirstPage = (uint16_t)(PhysBuffer & PAGE_OFFSET_MASK);
555	pPgLst->cPages = cPages;
556	PhysBuffer &= ~(RTCCPHYS)PAGE_OFFSET_MASK;
557	for (iPage = 0; iPage < cPages; iPage++, PhysBuffer += PAGE_SIZE)
558	pPgLst->aPages[iPage] = PhysBuffer;
559
560	rc = VbglHGCMCall (pClient->handle, &pData->callInfo, cbData);
561	if (RT_SUCCESS (rc))
562	{
563	rc = pData->callInfo.result;
564	*pcbBuffer = pData->cb.u.value32;
565	}
566
567	RTMemTmpFree(pData);
568	return rc;
569
570	}
571
572	DECLVBGL(int) VbglR0SharedFolderWritePageList(PVBSFCLIENT pClient, PVBSFMAP pMap, SHFLHANDLE hFile,
573	uint64_t offset, uint32_t *pcbBuffer,
574	uint16_t offFirstPage, uint16_t cPages, RTGCPHYS64 *paPages)
575	{
576	uint32_t cbToWrite = *pcbBuffer;
577	uint32_t cbData = sizeof(VBoxSFWrite) + RT_UOFFSETOF(HGCMPageListInfo, aPages[cPages]);
578	VBoxSFWrite pData = (VBoxSFWrite )RTMemTmpAlloc(cbData);
579	HGCMPageListInfo pPgLst = (HGCMPageListInfo )(pData + 1);
580	uint16_t iPage;
581	int rc;
582
583	if (RT_UNLIKELY(!pData))
584	return VERR_NO_TMP_MEMORY;
585
586	VBOX_INIT_CALL(&pData->callInfo, WRITE, pClient);
587
588	pData->root.type = VMMDevHGCMParmType_32bit;
589	pData->root.u.value32 = pMap->root;
590
591	pData->handle.type = VMMDevHGCMParmType_64bit;
592	pData->handle.u.value64 = hFile;
593	pData->offset.type = VMMDevHGCMParmType_64bit;
594	pData->offset.u.value64 = offset;
595	pData->cb.type = VMMDevHGCMParmType_32bit;
596	pData->cb.u.value32 = cbToWrite;
597	pData->buffer.type = VMMDevHGCMParmType_PageList;
598	pData->buffer.u.PageList.size = cbToWrite;
599	pData->buffer.u.PageList.offset = sizeof(VBoxSFWrite);
600
601	pPgLst->flags = VBOX_HGCM_F_PARM_DIRECTION_TO_HOST;
602	pPgLst->offFirstPage = offFirstPage;
603	pPgLst->cPages = cPages;
604	for (iPage = 0; iPage < cPages; iPage++)
605	pPgLst->aPages[iPage] = paPages[iPage];
606
607	rc = VbglHGCMCall (pClient->handle, &pData->callInfo, cbData);
608	if (RT_SUCCESS (rc))
609	{
610	rc = pData->callInfo.result;
611	*pcbBuffer = pData->cb.u.value32;
612	}
613
614	RTMemTmpFree(pData);
615	return rc;
616	}
617
618	DECLVBGL(int) vboxCallFlush(PVBSFCLIENT pClient, PVBSFMAP pMap, SHFLHANDLE hFile)
619	{
620	int rc = VINF_SUCCESS;
621
622	VBoxSFFlush data;
623
624	VBOX_INIT_CALL(&data.callInfo, FLUSH, pClient);
625
626	data.root.type = VMMDevHGCMParmType_32bit;
627	data.root.u.value32 = pMap->root;
628
629	data.handle.type = VMMDevHGCMParmType_64bit;
630	data.handle.u.value64 = hFile;
631
632	rc = VbglHGCMCall (pClient->handle, &data.callInfo, sizeof (data));
633
634	/* Log(("VBOXSF: VBoxSF::vboxCallFlush: "
635	"VbglHGCMCall rc = %#x, result = %#x\n", rc, data.callInfo.result));
636	*/
637	if (RT_SUCCESS (rc))
638	{
639	rc = data.callInfo.result;
640	}
641	return rc;
642	}
643
644	DECLVBGL(int) vboxCallDirInfo (
645	PVBSFCLIENT pClient,
646	PVBSFMAP pMap,
647	SHFLHANDLE hFile,
648	PSHFLSTRING ParsedPath,
649	uint32_t flags,
650	uint32_t index,
651	uint32_t *pcbBuffer,
652	PSHFLDIRINFO pBuffer,
653	uint32_t *pcFiles)
654	{
655	int rc = VINF_SUCCESS;
656
657	VBoxSFList data;
658
659	VBOX_INIT_CALL(&data.callInfo, LIST, pClient);
660
661	data.root.type = VMMDevHGCMParmType_32bit;
662	data.root.u.value32 = pMap->root;
663
664	data.handle.type = VMMDevHGCMParmType_64bit;
665	data.handle.u.value64 = hFile;
666	data.flags.type = VMMDevHGCMParmType_32bit;
667	data.flags.u.value32 = flags;
668	data.cb.type = VMMDevHGCMParmType_32bit;
669	data.cb.u.value32 = *pcbBuffer;
670	data.path.type = VMMDevHGCMParmType_LinAddr_In;
671	data.path.u.Pointer.size =
672	(ParsedPath) ? ShflStringSizeOfBuffer(ParsedPath) : 0;
673	data.path.u.Pointer.u.linearAddr = (uintptr_t) ParsedPath;
674
675	data.buffer.type = VMMDevHGCMParmType_LinAddr_Out;
676	data.buffer.u.Pointer.size = *pcbBuffer;
677	data.buffer.u.Pointer.u.linearAddr = (uintptr_t)pBuffer;
678
679	data.resumePoint.type = VMMDevHGCMParmType_32bit;
680	data.resumePoint.u.value32 = index;
681	data.cFiles.type = VMMDevHGCMParmType_32bit;
682	data.cFiles.u.value32 = 0; /* out parameters only */
683
684	rc = VbglHGCMCall (pClient->handle, &data.callInfo, sizeof (data));
685
686	/* Log(("VBOXSF: VBoxSF::vboxCallDirInfo: "
687	"VbglHGCMCall rc = %#x, result = %#x\n", rc, data.callInfo.result));
688	*/
689	if (RT_SUCCESS (rc))
690	{
691	rc = data.callInfo.result;
692	}
693	*pcbBuffer = data.cb.u.value32;
694	*pcFiles = data.cFiles.u.value32;
695	return rc;
696	}
697
698	DECLVBGL(int) vboxCallFSInfo(PVBSFCLIENT pClient, PVBSFMAP pMap, SHFLHANDLE hFile,
699	uint32_t flags, uint32_t *pcbBuffer, PSHFLDIRINFO pBuffer)
700	{
701	int rc = VINF_SUCCESS;
702
703	VBoxSFInformation data;
704
705	VBOX_INIT_CALL(&data.callInfo, INFORMATION, pClient);
706
707	data.root.type = VMMDevHGCMParmType_32bit;
708	data.root.u.value32 = pMap->root;
709
710	data.handle.type = VMMDevHGCMParmType_64bit;
711	data.handle.u.value64 = hFile;
712	data.flags.type = VMMDevHGCMParmType_32bit;
713	data.flags.u.value32 = flags;
714	data.cb.type = VMMDevHGCMParmType_32bit;
715	data.cb.u.value32 = *pcbBuffer;
716	data.info.type = VMMDevHGCMParmType_LinAddr;
717	data.info.u.Pointer.size = *pcbBuffer;
718	data.info.u.Pointer.u.linearAddr = (uintptr_t)pBuffer;
719
720	rc = VbglHGCMCall (pClient->handle, &data.callInfo, sizeof (data));
721
722	/* Log(("VBOXSF: VBoxSF::vboxCallFileInfo: "
723	"VbglHGCMCall rc = %#x, result = %#x\n", rc, data.callInfo.result));
724	*/
725	if (RT_SUCCESS (rc))
726	{
727	rc = data.callInfo.result;
728	*pcbBuffer = data.cb.u.value32;
729	}
730	return rc;
731	}
732
733	DECLVBGL(int) vboxCallLock(PVBSFCLIENT pClient, PVBSFMAP pMap, SHFLHANDLE hFile,
734	uint64_t offset, uint64_t cbSize, uint32_t fLock)
735	{
736	int rc = VINF_SUCCESS;
737
738	VBoxSFLock data;
739
740	VBOX_INIT_CALL(&data.callInfo, LOCK, pClient);
741
742	data.root.type = VMMDevHGCMParmType_32bit;
743	data.root.u.value32 = pMap->root;
744
745	data.handle.type = VMMDevHGCMParmType_64bit;
746	data.handle.u.value64 = hFile;
747	data.offset.type = VMMDevHGCMParmType_64bit;
748	data.offset.u.value64 = offset;
749	data.length.type = VMMDevHGCMParmType_64bit;
750	data.length.u.value64 = cbSize;
751
752	data.flags.type = VMMDevHGCMParmType_32bit;
753	data.flags.u.value32 = fLock;
754
755	rc = VbglHGCMCall (pClient->handle, &data.callInfo, sizeof (data));
756
757	/* Log(("VBOXSF: VBoxSF::vboxCallLock: "
758	"VbglHGCMCall rc = %#x, result = %#x\n", rc, data.callInfo.result));
759	*/
760	if (RT_SUCCESS (rc))
761	{
762	rc = data.callInfo.result;
763	}
764	return rc;
765	}
766
767	DECLVBGL(int) vboxCallSetUtf8 (PVBSFCLIENT pClient)
768	{
769	int rc = VINF_SUCCESS;
770
771	VBoxGuestHGCMCallInfo callInfo;
772
773	VBOX_INIT_CALL (&callInfo, SET_UTF8, pClient);
774	rc = VbglHGCMCall (pClient->handle, &callInfo, sizeof (callInfo));
775	if (RT_SUCCESS (rc))
776	{
777	rc = callInfo.result;
778	}
779	return rc;
780	}
781
782	DECLVBGL(int) vboxReadLink (PVBSFCLIENT pClient, PVBSFMAP pMap, PSHFLSTRING pParsedPath,
783	uint32_t cbBuffer, uint8_t *pBuffer)
784	{
785	int rc = VINF_SUCCESS;
786
787	VBoxSFReadLink data;
788
789	VBOX_INIT_CALL(&data.callInfo, READLINK, pClient);
790
791	data.root.type = VMMDevHGCMParmType_32bit;
792	data.root.u.value32 = pMap->root;
793
794	data.path.type = VMMDevHGCMParmType_LinAddr_In;
795	data.path.u.Pointer.size = ShflStringSizeOfBuffer (pParsedPath);
796	data.path.u.Pointer.u.linearAddr = (uintptr_t)pParsedPath;
797
798	data.buffer.type = VMMDevHGCMParmType_LinAddr_Out;
799	data.buffer.u.Pointer.size = cbBuffer;
800	data.buffer.u.Pointer.u.linearAddr = (uintptr_t)pBuffer;
801
802	rc = VbglHGCMCall (pClient->handle, &data.callInfo, sizeof (data));
803
804	/* Log(("VBOXSF: VBoxSF::vboxCallReadline: "
805	"VbglHGCMCall rc = %#x, result = %#x\n", rc, data.callInfo.result));
806	*/
807	if (RT_SUCCESS (rc))
808	{
809	rc = data.callInfo.result;
810	}
811	return rc;
812	}
813
814	DECLVBGL(int) vboxCallSymlink (PVBSFCLIENT pClient, PVBSFMAP pMap, PSHFLSTRING pNewPath, PSHFLSTRING pOldPath,
815	PSHFLFSOBJINFO pBuffer)
816	{
817	int rc = VINF_SUCCESS;
818
819	VBoxSFSymlink data;
820
821	VBOX_INIT_CALL(&data.callInfo, SYMLINK, pClient);
822
823	data.root.type = VMMDevHGCMParmType_32bit;
824	data.root.u.value32 = pMap->root;
825
826	data.newPath.type = VMMDevHGCMParmType_LinAddr_In;
827	data.newPath.u.Pointer.size = ShflStringSizeOfBuffer (pNewPath);
828	data.newPath.u.Pointer.u.linearAddr = (uintptr_t)pNewPath;
829
830	data.oldPath.type = VMMDevHGCMParmType_LinAddr_In;
831	data.oldPath.u.Pointer.size = ShflStringSizeOfBuffer (pOldPath);
832	data.oldPath.u.Pointer.u.linearAddr = (uintptr_t)pOldPath;
833
834	data.info.type = VMMDevHGCMParmType_LinAddr_Out;
835	data.info.u.Pointer.size = sizeof(SHFLFSOBJINFO);
836	data.info.u.Pointer.u.linearAddr = (uintptr_t)pBuffer;
837
838	rc = VbglHGCMCall (pClient->handle, &data.callInfo, sizeof (data));
839
840	/* Log(("VBOXSF: VBoxSF::vboxCallSymlink: "
841	"VbglHGCMCall rc = %#x, result = %#x\n", rc, data.callInfo.result));
842	*/
843	if (RT_SUCCESS (rc))
844	{
845	rc = data.callInfo.result;
846	}
847	return rc;
848	}
849
850	DECLVBGL(int) vboxCallSetSymlinks (PVBSFCLIENT pClient)
851	{
852	int rc = VINF_SUCCESS;
853
854	VBoxGuestHGCMCallInfo callInfo;
855
856	VBOX_INIT_CALL (&callInfo, SET_SYMLINKS, pClient);
857	rc = VbglHGCMCall (pClient->handle, &callInfo, sizeof (callInfo));
858	if (RT_SUCCESS (rc))
859	{
860	rc = callInfo.result;
861	}
862	return rc;
863	}
864
865
866	#endif /* !VBGL_VBOXGUEST */

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source: vbox/trunk/src/VBox/Additions/common/VBoxGuestLib/VBoxGuestR0LibSharedFolders.c@ 47151

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