vbox-img.cpp@ 45761

Last change on this file since 45761 was 44528, checked in by vboxsync, 12 years ago
header (C) fixes
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 49.7 KB

Line
1	/* $Id: vbox-img.cpp 44528 2013-02-04 14:27:54Z vboxsync $ */
2	/** @file
3	* Standalone image manipulation tool
4	*/
5
6	/*
7	* Copyright (C) 2010-2012 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	* Header Files *
20	*******************************************************************************/
21	#include <VBox/vd.h>
22	#include <VBox/err.h>
23	#include <VBox/version.h>
24	#include <iprt/initterm.h>
25	#include <iprt/buildconfig.h>
26	#include <iprt/path.h>
27	#include <iprt/string.h>
28	#include <iprt/uuid.h>
29	#include <iprt/stream.h>
30	#include <iprt/message.h>
31	#include <iprt/getopt.h>
32	#include <iprt/assert.h>
33	#include <iprt/dvm.h>
34	#include <iprt/filesystem.h>
35	#include <iprt/vfs.h>
36
37	const char *g_pszProgName = "";
38	static void printUsage(PRTSTREAM pStrm)
39	{
40	RTStrmPrintf(pStrm,
41	"Usage: %s\n"
42	" setuuid --filename <filename>\n"
43	" [--format VDI\|VMDK\|VHD\|...]\n"
44	" [--uuid <uuid>]\n"
45	" [--parentuuid <uuid>]\n"
46	" [--zeroparentuuid]\n"
47	"\n"
48	" convert --srcfilename <filename>\n"
49	" --dstfilename <filename>\n"
50	" [--stdin]\|[--stdout]\n"
51	" [--srcformat VDI\|VMDK\|VHD\|RAW\|..]\n"
52	" [--dstformat VDI\|VMDK\|VHD\|RAW\|..]\n"
53	" [--variant Standard,Fixed,Split2G,Stream,ESX]\n"
54	"\n"
55	" info --filename <filename>\n"
56	"\n"
57	" compact --filename <filename>\n"
58	" [--filesystemaware]\n"
59	"\n"
60	" createcache --filename <filename>\n"
61	" --size <cache size>\n"
62	"\n"
63	" createbase --filename <filename>\n"
64	" --size <size in bytes>\n"
65	" [--format VDI\|VMDK\|VHD] (default: VDI)\n"
66	" [--variant Standard,Fixed,Split2G,Stream,ESX]\n"
67	" [--dataalignment <alignment in bytes>]\n"
68	"\n"
69	" repair --filename <filename>\n"
70	" [--dry-run]\n"
71	" [--format VDI\|VMDK\|VHD] (default: autodetect)\n",
72	g_pszProgName);
73	}
74
75	void showLogo(PRTSTREAM pStrm)
76	{
77	static bool s_fShown; /* show only once */
78
79	if (!s_fShown)
80	{
81	RTStrmPrintf(pStrm, VBOX_PRODUCT " Disk Utility " VBOX_VERSION_STRING "\n"
82	"(C) 2005-" VBOX_C_YEAR " " VBOX_VENDOR "\n"
83	"All rights reserved.\n"
84	"\n");
85	s_fShown = true;
86	}
87	}
88
89	/** command handler argument */
90	struct HandlerArg
91	{
92	int argc;
93	char **argv;
94	};
95
96	PVDINTERFACE pVDIfs;
97
98	static DECLCALLBACK(void) handleVDError(void *pvUser, int rc, RT_SRC_POS_DECL,
99	const char *pszFormat, va_list va)
100	{
101	NOREF(pvUser);
102	NOREF(rc);
103	RTMsgErrorV(pszFormat, va);
104	}
105
106	static int handleVDMessage(void pvUser, const char pszFormat, va_list va)
107	{
108	NOREF(pvUser);
109	RTPrintfV(pszFormat, va);
110	return VINF_SUCCESS;
111	}
112
113	/**
114	* Print a usage synopsis and the syntax error message.
115	*/
116	int errorSyntax(const char *pszFormat, ...)
117	{
118	va_list args;
119	showLogo(g_pStdErr); // show logo even if suppressed
120	va_start(args, pszFormat);
121	RTStrmPrintf(g_pStdErr, "\nSyntax error: %N\n", pszFormat, &args);
122	va_end(args);
123	printUsage(g_pStdErr);
124	return 1;
125	}
126
127	int errorRuntime(const char *pszFormat, ...)
128	{
129	va_list args;
130
131	va_start(args, pszFormat);
132	RTMsgErrorV(pszFormat, args);
133	va_end(args);
134	return 1;
135	}
136
137	static int parseDiskVariant(const char psz, unsigned puImageFlags)
138	{
139	int rc = VINF_SUCCESS;
140	unsigned uImageFlags = *puImageFlags;
141
142	while (psz && *psz && RT_SUCCESS(rc))
143	{
144	size_t len;
145	const char *pszComma = strchr(psz, ',');
146	if (pszComma)
147	len = pszComma - psz;
148	else
149	len = strlen(psz);
150	if (len > 0)
151	{
152	/*
153	* Parsing is intentionally inconsistent: "standard" resets the
154	* variant, whereas the other flags are cumulative.
155	*/
156	if (!RTStrNICmp(psz, "standard", len))
157	uImageFlags = VD_IMAGE_FLAGS_NONE;
158	else if ( !RTStrNICmp(psz, "fixed", len)
159	\|\| !RTStrNICmp(psz, "static", len))
160	uImageFlags \|= VD_IMAGE_FLAGS_FIXED;
161	else if (!RTStrNICmp(psz, "Diff", len))
162	uImageFlags \|= VD_IMAGE_FLAGS_DIFF;
163	else if (!RTStrNICmp(psz, "split2g", len))
164	uImageFlags \|= VD_VMDK_IMAGE_FLAGS_SPLIT_2G;
165	else if ( !RTStrNICmp(psz, "stream", len)
166	\|\| !RTStrNICmp(psz, "streamoptimized", len))
167	uImageFlags \|= VD_VMDK_IMAGE_FLAGS_STREAM_OPTIMIZED;
168	else if (!RTStrNICmp(psz, "esx", len))
169	uImageFlags \|= VD_VMDK_IMAGE_FLAGS_ESX;
170	else
171	rc = VERR_PARSE_ERROR;
172	}
173	if (pszComma)
174	psz += len + 1;
175	else
176	psz += len;
177	}
178
179	if (RT_SUCCESS(rc))
180	*puImageFlags = uImageFlags;
181	return rc;
182	}
183
184
185	int handleSetUUID(HandlerArg *a)
186	{
187	const char *pszFilename = NULL;
188	char *pszFormat = NULL;
189	VDTYPE enmType = VDTYPE_INVALID;
190	RTUUID imageUuid;
191	RTUUID parentUuid;
192	bool fSetImageUuid = false;
193	bool fSetParentUuid = false;
194	RTUuidClear(&imageUuid);
195	RTUuidClear(&parentUuid);
196	int rc;
197
198	/* Parse the command line. */
199	static const RTGETOPTDEF s_aOptions[] =
200	{
201	{ "--filename", 'f', RTGETOPT_REQ_STRING },
202	{ "--format", 'o', RTGETOPT_REQ_STRING },
203	{ "--uuid", 'u', RTGETOPT_REQ_UUID },
204	{ "--parentuuid", 'p', RTGETOPT_REQ_UUID },
205	{ "--zeroparentuuid", 'P', RTGETOPT_REQ_NOTHING }
206	};
207	int ch;
208	RTGETOPTUNION ValueUnion;
209	RTGETOPTSTATE GetState;
210	RTGetOptInit(&GetState, a->argc, a->argv, s_aOptions, RT_ELEMENTS(s_aOptions), 0, 0 /* fFlags */);
211	while ((ch = RTGetOpt(&GetState, &ValueUnion)))
212	{
213	switch (ch)
214	{
215	case 'f': // --filename
216	pszFilename = ValueUnion.psz;
217	break;
218	case 'o': // --format
219	pszFormat = RTStrDup(ValueUnion.psz);
220	break;
221	case 'u': // --uuid
222	imageUuid = ValueUnion.Uuid;
223	fSetImageUuid = true;
224	break;
225	case 'p': // --parentuuid
226	parentUuid = ValueUnion.Uuid;
227	fSetParentUuid = true;
228	break;
229	case 'P': // --zeroparentuuid
230	RTUuidClear(&parentUuid);
231	fSetParentUuid = true;
232	break;
233
234	default:
235	ch = RTGetOptPrintError(ch, &ValueUnion);
236	printUsage(g_pStdErr);
237	return ch;
238	}
239	}
240
241	/* Check for mandatory parameters. */
242	if (!pszFilename)
243	return errorSyntax("Mandatory --filename option missing\n");
244
245	/* Check for consistency of optional parameters. */
246	if (fSetImageUuid && RTUuidIsNull(&imageUuid))
247	return errorSyntax("Invalid parameter to --uuid option\n");
248
249	/* Autodetect image format. */
250	if (!pszFormat)
251	{
252	/* Don't pass error interface, as that would triggers error messages
253	* because some backends fail to open the image. */
254	rc = VDGetFormat(NULL, NULL, pszFilename, &pszFormat, &enmType);
255	if (RT_FAILURE(rc))
256	return errorRuntime("Format autodetect failed: %Rrc\n", rc);
257	}
258
259	PVBOXHDD pVD = NULL;
260	rc = VDCreate(pVDIfs, enmType, &pVD);
261	if (RT_FAILURE(rc))
262	return errorRuntime("Cannot create the virtual disk container: %Rrc\n", rc);
263
264
265	rc = VDOpen(pVD, pszFormat, pszFilename, VD_OPEN_FLAGS_NORMAL, NULL);
266	if (RT_FAILURE(rc))
267	return errorRuntime("Cannot open the virtual disk image \"%s\": %Rrc\n",
268	pszFilename, rc);
269
270	RTUUID oldImageUuid;
271	rc = VDGetUuid(pVD, VD_LAST_IMAGE, &oldImageUuid);
272	if (RT_FAILURE(rc))
273	return errorRuntime("Cannot get UUID of virtual disk image \"%s\": %Rrc\n",
274	pszFilename, rc);
275
276	RTPrintf("Old image UUID: %RTuuid\n", &oldImageUuid);
277
278	RTUUID oldParentUuid;
279	rc = VDGetParentUuid(pVD, VD_LAST_IMAGE, &oldParentUuid);
280	if (RT_FAILURE(rc))
281	return errorRuntime("Cannot get parent UUID of virtual disk image \"%s\": %Rrc\n",
282	pszFilename, rc);
283
284	RTPrintf("Old parent UUID: %RTuuid\n", &oldParentUuid);
285
286	if (fSetImageUuid)
287	{
288	RTPrintf("New image UUID: %RTuuid\n", &imageUuid);
289	rc = VDSetUuid(pVD, VD_LAST_IMAGE, &imageUuid);
290	if (RT_FAILURE(rc))
291	return errorRuntime("Cannot set UUID of virtual disk image \"%s\": %Rrc\n",
292	pszFilename, rc);
293	}
294
295	if (fSetParentUuid)
296	{
297	RTPrintf("New parent UUID: %RTuuid\n", &parentUuid);
298	rc = VDSetParentUuid(pVD, VD_LAST_IMAGE, &parentUuid);
299	if (RT_FAILURE(rc))
300	return errorRuntime("Cannot set parent UUID of virtual disk image \"%s\": %Rrc\n",
301	pszFilename, rc);
302	}
303
304	VDDestroy(pVD);
305
306	if (pszFormat)
307	{
308	RTStrFree(pszFormat);
309	pszFormat = NULL;
310	}
311
312	return 0;
313	}
314
315
316	typedef struct FILEIOSTATE
317	{
318	RTFILE file;
319	/** Offset in the file. */
320	uint64_t off;
321	/** Offset where the buffer contents start. UINT64_MAX=buffer invalid. */
322	uint64_t offBuffer;
323	/** Size of valid data in the buffer. */
324	uint32_t cbBuffer;
325	/** Buffer for efficient I/O */
326	uint8_t abBuffer[16 *_1M];
327	} FILEIOSTATE, *PFILEIOSTATE;
328
329	static int convInOpen(void pvUser, const char pszLocation,
330	uint32_t fOpen, PFNVDCOMPLETED pfnCompleted,
331	void **ppStorage)
332	{
333	NOREF(pvUser);
334	/* Validate input. */
335	AssertPtrReturn(ppStorage, VERR_INVALID_POINTER);
336	AssertPtrNullReturn(pfnCompleted, VERR_INVALID_PARAMETER);
337	AssertReturn((fOpen & RTFILE_O_ACCESS_MASK) == RTFILE_O_READ, VERR_INVALID_PARAMETER);
338	RTFILE file;
339	int rc = RTFileFromNative(&file, RTFILE_NATIVE_STDIN);
340	if (RT_FAILURE(rc))
341	return rc;
342
343	/* No need to clear the buffer, the data will be read from disk. */
344	PFILEIOSTATE pFS = (PFILEIOSTATE)RTMemAlloc(sizeof(FILEIOSTATE));
345	if (!pFS)
346	return VERR_NO_MEMORY;
347
348	pFS->file = file;
349	pFS->off = 0;
350	pFS->offBuffer = UINT64_MAX;
351	pFS->cbBuffer = 0;
352
353	*ppStorage = pFS;
354	return VINF_SUCCESS;
355	}
356
357	static int convInClose(void pvUser, void pStorage)
358	{
359	NOREF(pvUser);
360	AssertPtrReturn(pStorage, VERR_INVALID_POINTER);
361	PFILEIOSTATE pFS = (PFILEIOSTATE)pStorage;
362
363	RTMemFree(pFS);
364
365	return VINF_SUCCESS;
366	}
367
368	static int convInDelete(void pvUser, const char pcszFilename)
369	{
370	NOREF(pvUser);
371	NOREF(pcszFilename);
372	AssertFailedReturn(VERR_NOT_SUPPORTED);
373	}
374
375	static int convInMove(void pvUser, const char pcszSrc, const char *pcszDst,
376	unsigned fMove)
377	{
378	NOREF(pvUser);
379	NOREF(pcszSrc);
380	NOREF(pcszDst);
381	NOREF(fMove);
382	AssertFailedReturn(VERR_NOT_SUPPORTED);
383	}
384
385	static int convInGetFreeSpace(void pvUser, const char pcszFilename,
386	int64_t *pcbFreeSpace)
387	{
388	NOREF(pvUser);
389	NOREF(pcszFilename);
390	AssertPtrReturn(pcbFreeSpace, VERR_INVALID_POINTER);
391	*pcbFreeSpace = 0;
392	return VINF_SUCCESS;
393	}
394
395	static int convInGetModificationTime(void pvUser, const char pcszFilename,
396	PRTTIMESPEC pModificationTime)
397	{
398	NOREF(pvUser);
399	NOREF(pcszFilename);
400	AssertPtrReturn(pModificationTime, VERR_INVALID_POINTER);
401	AssertFailedReturn(VERR_NOT_SUPPORTED);
402	}
403
404	static int convInGetSize(void pvUser, void pStorage, uint64_t *pcbSize)
405	{
406	NOREF(pvUser);
407	NOREF(pStorage);
408	AssertPtrReturn(pcbSize, VERR_INVALID_POINTER);
409	AssertFailedReturn(VERR_NOT_SUPPORTED);
410	}
411
412	static int convInSetSize(void pvUser, void pStorage, uint64_t cbSize)
413	{
414	NOREF(pvUser);
415	NOREF(pStorage);
416	NOREF(cbSize);
417	AssertFailedReturn(VERR_NOT_SUPPORTED);
418	}
419
420	static int convInRead(void pvUser, void pStorage, uint64_t uOffset,
421	void pvBuffer, size_t cbBuffer, size_t pcbRead)
422	{
423	NOREF(pvUser);
424	AssertPtrReturn(pStorage, VERR_INVALID_POINTER);
425	AssertPtrReturn(pvBuffer, VERR_INVALID_POINTER);
426	PFILEIOSTATE pFS = (PFILEIOSTATE)pStorage;
427	AssertReturn(uOffset >= pFS->off, VERR_INVALID_PARAMETER);
428	int rc;
429
430	/* Fill buffer if it is empty. */
431	if (pFS->offBuffer == UINT64_MAX)
432	{
433	/* Repeat reading until buffer is full or EOF. */
434	size_t cbSumRead = 0, cbRead;
435	uint8_t pTmp = (uint8_t )&pFS->abBuffer[0];
436	size_t cbTmp = sizeof(pFS->abBuffer);
437	do
438	{
439	rc = RTFileRead(pFS->file, pTmp, cbTmp, &cbRead);
440	if (RT_FAILURE(rc))
441	return rc;
442	pTmp += cbRead;
443	cbTmp -= cbRead;
444	cbSumRead += cbRead;
445	} while (cbTmp && cbRead);
446
447	pFS->offBuffer = 0;
448	pFS->cbBuffer = cbSumRead;
449	if (!cbSumRead && !pcbRead) /* Caller can't handle partial reads. */
450	return VERR_EOF;
451	}
452
453	/* Read several blocks and assemble the result if necessary */
454	size_t cbTotalRead = 0;
455	do
456	{
457	/* Skip over areas no one wants to read. */
458	while (uOffset > pFS->offBuffer + pFS->cbBuffer - 1)
459	{
460	if (pFS->cbBuffer < sizeof(pFS->abBuffer))
461	{
462	if (pcbRead)
463	*pcbRead = cbTotalRead;
464	return VERR_EOF;
465	}
466
467	/* Repeat reading until buffer is full or EOF. */
468	size_t cbSumRead = 0, cbRead;
469	uint8_t pTmp = (uint8_t )&pFS->abBuffer[0];
470	size_t cbTmp = sizeof(pFS->abBuffer);
471	do
472	{
473	rc = RTFileRead(pFS->file, pTmp, cbTmp, &cbRead);
474	if (RT_FAILURE(rc))
475	return rc;
476	pTmp += cbRead;
477	cbTmp -= cbRead;
478	cbSumRead += cbRead;
479	} while (cbTmp && cbRead);
480
481	pFS->offBuffer += pFS->cbBuffer;
482	pFS->cbBuffer = cbSumRead;
483	}
484
485	uint32_t cbThisRead = RT_MIN(cbBuffer,
486	pFS->cbBuffer - uOffset % sizeof(pFS->abBuffer));
487	memcpy(pvBuffer, &pFS->abBuffer[uOffset % sizeof(pFS->abBuffer)],
488	cbThisRead);
489	uOffset += cbThisRead;
490	pvBuffer = (uint8_t *)pvBuffer + cbThisRead;
491	cbBuffer -= cbThisRead;
492	cbTotalRead += cbThisRead;
493	if (!cbTotalRead && !pcbRead) /* Caller can't handle partial reads. */
494	return VERR_EOF;
495	} while (cbBuffer > 0);
496
497	if (pcbRead)
498	*pcbRead = cbTotalRead;
499
500	pFS->off = uOffset;
501
502	return VINF_SUCCESS;
503	}
504
505	static int convInWrite(void pvUser, void pStorage, uint64_t uOffset,
506	const void *pvBuffer, size_t cbBuffer,
507	size_t *pcbWritten)
508	{
509	NOREF(pvUser);
510	NOREF(pStorage);
511	NOREF(uOffset);
512	NOREF(cbBuffer);
513	NOREF(pcbWritten);
514	AssertPtrReturn(pvBuffer, VERR_INVALID_POINTER);
515	AssertFailedReturn(VERR_NOT_SUPPORTED);
516	}
517
518	static int convInFlush(void pvUser, void pStorage)
519	{
520	NOREF(pvUser);
521	NOREF(pStorage);
522	return VINF_SUCCESS;
523	}
524
525	static int convOutOpen(void pvUser, const char pszLocation,
526	uint32_t fOpen, PFNVDCOMPLETED pfnCompleted,
527	void **ppStorage)
528	{
529	NOREF(pvUser);
530	/* Validate input. */
531	AssertPtrReturn(ppStorage, VERR_INVALID_POINTER);
532	AssertPtrNullReturn(pfnCompleted, VERR_INVALID_PARAMETER);
533	AssertReturn((fOpen & RTFILE_O_ACCESS_MASK) == RTFILE_O_WRITE, VERR_INVALID_PARAMETER);
534	RTFILE file;
535	int rc = RTFileFromNative(&file, RTFILE_NATIVE_STDOUT);
536	if (RT_FAILURE(rc))
537	return rc;
538
539	/* Must clear buffer, so that skipped over data is initialized properly. */
540	PFILEIOSTATE pFS = (PFILEIOSTATE)RTMemAllocZ(sizeof(FILEIOSTATE));
541	if (!pFS)
542	return VERR_NO_MEMORY;
543
544	pFS->file = file;
545	pFS->off = 0;
546	pFS->offBuffer = 0;
547	pFS->cbBuffer = sizeof(FILEIOSTATE);
548
549	*ppStorage = pFS;
550	return VINF_SUCCESS;
551	}
552
553	static int convOutClose(void pvUser, void pStorage)
554	{
555	NOREF(pvUser);
556	AssertPtrReturn(pStorage, VERR_INVALID_POINTER);
557	PFILEIOSTATE pFS = (PFILEIOSTATE)pStorage;
558	int rc = VINF_SUCCESS;
559
560	/* Flush any remaining buffer contents. */
561	if (pFS->cbBuffer)
562	rc = RTFileWrite(pFS->file, &pFS->abBuffer[0], pFS->cbBuffer, NULL);
563
564	RTMemFree(pFS);
565
566	return rc;
567	}
568
569	static int convOutDelete(void pvUser, const char pcszFilename)
570	{
571	NOREF(pvUser);
572	NOREF(pcszFilename);
573	AssertFailedReturn(VERR_NOT_SUPPORTED);
574	}
575
576	static int convOutMove(void pvUser, const char pcszSrc, const char *pcszDst,
577	unsigned fMove)
578	{
579	NOREF(pvUser);
580	NOREF(pcszSrc);
581	NOREF(pcszDst);
582	NOREF(fMove);
583	AssertFailedReturn(VERR_NOT_SUPPORTED);
584	}
585
586	static int convOutGetFreeSpace(void pvUser, const char pcszFilename,
587	int64_t *pcbFreeSpace)
588	{
589	NOREF(pvUser);
590	NOREF(pcszFilename);
591	AssertPtrReturn(pcbFreeSpace, VERR_INVALID_POINTER);
592	*pcbFreeSpace = INT64_MAX;
593	return VINF_SUCCESS;
594	}
595
596	static int convOutGetModificationTime(void pvUser, const char pcszFilename,
597	PRTTIMESPEC pModificationTime)
598	{
599	NOREF(pvUser);
600	NOREF(pcszFilename);
601	AssertPtrReturn(pModificationTime, VERR_INVALID_POINTER);
602	AssertFailedReturn(VERR_NOT_SUPPORTED);
603	}
604
605	static int convOutGetSize(void pvUser, void pStorage, uint64_t *pcbSize)
606	{
607	NOREF(pvUser);
608	NOREF(pStorage);
609	AssertPtrReturn(pcbSize, VERR_INVALID_POINTER);
610	AssertFailedReturn(VERR_NOT_SUPPORTED);
611	}
612
613	static int convOutSetSize(void pvUser, void pStorage, uint64_t cbSize)
614	{
615	NOREF(pvUser);
616	NOREF(pStorage);
617	NOREF(cbSize);
618	AssertFailedReturn(VERR_NOT_SUPPORTED);
619	}
620
621	static int convOutRead(void pvUser, void pStorage, uint64_t uOffset,
622	void pvBuffer, size_t cbBuffer, size_t pcbRead)
623	{
624	NOREF(pvUser);
625	NOREF(pStorage);
626	NOREF(uOffset);
627	NOREF(cbBuffer);
628	NOREF(pcbRead);
629	AssertPtrReturn(pvBuffer, VERR_INVALID_POINTER);
630	AssertFailedReturn(VERR_NOT_SUPPORTED);
631	}
632
633	static int convOutWrite(void pvUser, void pStorage, uint64_t uOffset,
634	const void *pvBuffer, size_t cbBuffer,
635	size_t *pcbWritten)
636	{
637	NOREF(pvUser);
638	AssertPtrReturn(pStorage, VERR_INVALID_POINTER);
639	AssertPtrReturn(pvBuffer, VERR_INVALID_POINTER);
640	PFILEIOSTATE pFS = (PFILEIOSTATE)pStorage;
641	AssertReturn(uOffset >= pFS->off, VERR_INVALID_PARAMETER);
642	int rc;
643
644	/* Write the data to the buffer, flushing as required. */
645	size_t cbTotalWritten = 0;
646	do
647	{
648	/* Flush the buffer if we need a new one. */
649	while (uOffset > pFS->offBuffer + sizeof(pFS->abBuffer) - 1)
650	{
651	rc = RTFileWrite(pFS->file, &pFS->abBuffer[0],
652	sizeof(pFS->abBuffer), NULL);
653	RT_ZERO(pFS->abBuffer);
654	pFS->offBuffer += sizeof(pFS->abBuffer);
655	pFS->cbBuffer = 0;
656	}
657
658	uint32_t cbThisWrite = RT_MIN(cbBuffer,
659	sizeof(pFS->abBuffer) - uOffset % sizeof(pFS->abBuffer));
660	memcpy(&pFS->abBuffer[uOffset % sizeof(pFS->abBuffer)], pvBuffer,
661	cbThisWrite);
662	uOffset += cbThisWrite;
663	pvBuffer = (uint8_t *)pvBuffer + cbThisWrite;
664	cbBuffer -= cbThisWrite;
665	cbTotalWritten += cbThisWrite;
666	} while (cbBuffer > 0);
667
668	if (pcbWritten)
669	*pcbWritten = cbTotalWritten;
670
671	pFS->cbBuffer = uOffset % sizeof(pFS->abBuffer);
672	if (!pFS->cbBuffer)
673	pFS->cbBuffer = sizeof(pFS->abBuffer);
674	pFS->off = uOffset;
675
676	return VINF_SUCCESS;
677	}
678
679	static int convOutFlush(void pvUser, void pStorage)
680	{
681	NOREF(pvUser);
682	NOREF(pStorage);
683	return VINF_SUCCESS;
684	}
685
686	int handleConvert(HandlerArg *a)
687	{
688	const char *pszSrcFilename = NULL;
689	const char *pszDstFilename = NULL;
690	bool fStdIn = false;
691	bool fStdOut = false;
692	const char *pszSrcFormat = NULL;
693	VDTYPE enmSrcType = VDTYPE_HDD;
694	const char *pszDstFormat = NULL;
695	const char *pszVariant = NULL;
696	PVBOXHDD pSrcDisk = NULL;
697	PVBOXHDD pDstDisk = NULL;
698	unsigned uImageFlags = VD_IMAGE_FLAGS_NONE;
699	PVDINTERFACE pIfsImageInput = NULL;
700	PVDINTERFACE pIfsImageOutput = NULL;
701	VDINTERFACEIO IfsInputIO;
702	VDINTERFACEIO IfsOutputIO;
703	int rc = VINF_SUCCESS;
704
705	/* Parse the command line. */
706	static const RTGETOPTDEF s_aOptions[] =
707	{
708	{ "--srcfilename", 'i', RTGETOPT_REQ_STRING },
709	{ "--dstfilename", 'o', RTGETOPT_REQ_STRING },
710	{ "--stdin", 'p', RTGETOPT_REQ_NOTHING },
711	{ "--stdout", 'P', RTGETOPT_REQ_NOTHING },
712	{ "--srcformat", 's', RTGETOPT_REQ_STRING },
713	{ "--dstformat", 'd', RTGETOPT_REQ_STRING },
714	{ "--variant", 'v', RTGETOPT_REQ_STRING }
715	};
716	int ch;
717	RTGETOPTUNION ValueUnion;
718	RTGETOPTSTATE GetState;
719	RTGetOptInit(&GetState, a->argc, a->argv, s_aOptions, RT_ELEMENTS(s_aOptions), 0, 0 /* fFlags */);
720	while ((ch = RTGetOpt(&GetState, &ValueUnion)))
721	{
722	switch (ch)
723	{
724	case 'i': // --srcfilename
725	pszSrcFilename = ValueUnion.psz;
726	break;
727	case 'o': // --dstfilename
728	pszDstFilename = ValueUnion.psz;
729	break;
730	case 'p': // --stdin
731	fStdIn = true;
732	break;
733	case 'P': // --stdout
734	fStdOut = true;
735	break;
736	case 's': // --srcformat
737	pszSrcFormat = ValueUnion.psz;
738	break;
739	case 'd': // --dstformat
740	pszDstFormat = ValueUnion.psz;
741	break;
742	case 'v': // --variant
743	pszVariant = ValueUnion.psz;
744	break;
745
746	default:
747	ch = RTGetOptPrintError(ch, &ValueUnion);
748	printUsage(g_pStdErr);
749	return ch;
750	}
751	}
752
753	/* Check for mandatory parameters and handle dummies/defaults. */
754	if (fStdIn && !pszSrcFormat)
755	return errorSyntax("Mandatory --srcformat option missing\n");
756	if (!pszDstFormat)
757	pszDstFormat = "VDI";
758	if (fStdIn && !pszSrcFilename)
759	{
760	/* Complete dummy, will be just passed to various calls to fulfill
761	* the "must be non-NULL" requirement, and is completely ignored
762	* otherwise. It shown in the stderr message below. */
763	pszSrcFilename = "stdin";
764	}
765	if (fStdOut && !pszDstFilename)
766	{
767	/* Will be stored in the destination image if it is a streamOptimized
768	* VMDK, but it isn't really relevant - use it for "branding". */
769	if (!RTStrICmp(pszDstFormat, "VMDK"))
770	pszDstFilename = "VirtualBoxStream.vmdk";
771	else
772	pszDstFilename = "stdout";
773	}
774	if (!pszSrcFilename)
775	return errorSyntax("Mandatory --srcfilename option missing\n");
776	if (!pszDstFilename)
777	return errorSyntax("Mandatory --dstfilename option missing\n");
778
779	if (fStdIn)
780	{
781	IfsInputIO.pfnOpen = convInOpen;
782	IfsInputIO.pfnClose = convInClose;
783	IfsInputIO.pfnDelete = convInDelete;
784	IfsInputIO.pfnMove = convInMove;
785	IfsInputIO.pfnGetFreeSpace = convInGetFreeSpace;
786	IfsInputIO.pfnGetModificationTime = convInGetModificationTime;
787	IfsInputIO.pfnGetSize = convInGetSize;
788	IfsInputIO.pfnSetSize = convInSetSize;
789	IfsInputIO.pfnReadSync = convInRead;
790	IfsInputIO.pfnWriteSync = convInWrite;
791	IfsInputIO.pfnFlushSync = convInFlush;
792	VDInterfaceAdd(&IfsInputIO.Core, "stdin", VDINTERFACETYPE_IO,
793	NULL, sizeof(VDINTERFACEIO), &pIfsImageInput);
794	}
795	if (fStdOut)
796	{
797	IfsOutputIO.pfnOpen = convOutOpen;
798	IfsOutputIO.pfnClose = convOutClose;
799	IfsOutputIO.pfnDelete = convOutDelete;
800	IfsOutputIO.pfnMove = convOutMove;
801	IfsOutputIO.pfnGetFreeSpace = convOutGetFreeSpace;
802	IfsOutputIO.pfnGetModificationTime = convOutGetModificationTime;
803	IfsOutputIO.pfnGetSize = convOutGetSize;
804	IfsOutputIO.pfnSetSize = convOutSetSize;
805	IfsOutputIO.pfnReadSync = convOutRead;
806	IfsOutputIO.pfnWriteSync = convOutWrite;
807	IfsOutputIO.pfnFlushSync = convOutFlush;
808	VDInterfaceAdd(&IfsOutputIO.Core, "stdout", VDINTERFACETYPE_IO,
809	NULL, sizeof(VDINTERFACEIO), &pIfsImageOutput);
810	}
811
812	/* check the variant parameter */
813	if (pszVariant)
814	{
815	char psz = (char)pszVariant;
816	while (psz && *psz && RT_SUCCESS(rc))
817	{
818	size_t len;
819	const char *pszComma = strchr(psz, ',');
820	if (pszComma)
821	len = pszComma - psz;
822	else
823	len = strlen(psz);
824	if (len > 0)
825	{
826	if (!RTStrNICmp(pszVariant, "standard", len))
827	uImageFlags \|= VD_IMAGE_FLAGS_NONE;
828	else if (!RTStrNICmp(pszVariant, "fixed", len))
829	uImageFlags \|= VD_IMAGE_FLAGS_FIXED;
830	else if (!RTStrNICmp(pszVariant, "split2g", len))
831	uImageFlags \|= VD_VMDK_IMAGE_FLAGS_SPLIT_2G;
832	else if (!RTStrNICmp(pszVariant, "stream", len))
833	uImageFlags \|= VD_VMDK_IMAGE_FLAGS_STREAM_OPTIMIZED;
834	else if (!RTStrNICmp(pszVariant, "esx", len))
835	uImageFlags \|= VD_VMDK_IMAGE_FLAGS_ESX;
836	else
837	return errorSyntax("Invalid --variant option\n");
838	}
839	if (pszComma)
840	psz += len + 1;
841	else
842	psz += len;
843	}
844	}
845
846	do
847	{
848	/* try to determine input format if not specified */
849	if (!pszSrcFormat)
850	{
851	char *pszFormat = NULL;
852	VDTYPE enmType = VDTYPE_INVALID;
853	rc = VDGetFormat(NULL, NULL, pszSrcFilename, &pszFormat, &enmType);
854	if (RT_FAILURE(rc))
855	{
856	errorSyntax("No file format specified, please specify format: %Rrc\n", rc);
857	break;
858	}
859	pszSrcFormat = pszFormat;
860	enmSrcType = enmType;
861	}
862
863	rc = VDCreate(pVDIfs, enmSrcType, &pSrcDisk);
864	if (RT_FAILURE(rc))
865	{
866	errorRuntime("Error while creating source disk container: %Rrc\n", rc);
867	break;
868	}
869
870	rc = VDOpen(pSrcDisk, pszSrcFormat, pszSrcFilename,
871	VD_OPEN_FLAGS_READONLY \| VD_OPEN_FLAGS_SEQUENTIAL,
872	pIfsImageInput);
873	if (RT_FAILURE(rc))
874	{
875	errorRuntime("Error while opening source image: %Rrc\n", rc);
876	break;
877	}
878
879	rc = VDCreate(pVDIfs, VDTYPE_HDD, &pDstDisk);
880	if (RT_FAILURE(rc))
881	{
882	errorRuntime("Error while creating the destination disk container: %Rrc\n", rc);
883	break;
884	}
885
886	uint64_t cbSize = VDGetSize(pSrcDisk, VD_LAST_IMAGE);
887	RTStrmPrintf(g_pStdErr, "Converting image \"%s\" with size %RU64 bytes (%RU64MB)...\n", pszSrcFilename, cbSize, (cbSize + _1M - 1) / _1M);
888
889	/* Create the output image */
890	rc = VDCopy(pSrcDisk, VD_LAST_IMAGE, pDstDisk, pszDstFormat,
891	pszDstFilename, false, 0, uImageFlags, NULL,
892	VD_OPEN_FLAGS_NORMAL \| VD_OPEN_FLAGS_SEQUENTIAL, NULL,
893	pIfsImageOutput, NULL);
894	if (RT_FAILURE(rc))
895	{
896	errorRuntime("Error while copying the image: %Rrc\n", rc);
897	break;
898	}
899
900	}
901	while (0);
902
903	if (pDstDisk)
904	VDDestroy(pDstDisk);
905	if (pSrcDisk)
906	VDDestroy(pSrcDisk);
907
908	return RT_SUCCESS(rc) ? 0 : 1;
909	}
910
911
912	int handleInfo(HandlerArg *a)
913	{
914	int rc = VINF_SUCCESS;
915	PVBOXHDD pDisk = NULL;
916	const char *pszFilename = NULL;
917
918	/* Parse the command line. */
919	static const RTGETOPTDEF s_aOptions[] =
920	{
921	{ "--filename", 'f', RTGETOPT_REQ_STRING }
922	};
923	int ch;
924	RTGETOPTUNION ValueUnion;
925	RTGETOPTSTATE GetState;
926	RTGetOptInit(&GetState, a->argc, a->argv, s_aOptions, RT_ELEMENTS(s_aOptions), 0, 0 /* fFlags */);
927	while ((ch = RTGetOpt(&GetState, &ValueUnion)))
928	{
929	switch (ch)
930	{
931	case 'f': // --filename
932	pszFilename = ValueUnion.psz;
933	break;
934
935	default:
936	ch = RTGetOptPrintError(ch, &ValueUnion);
937	printUsage(g_pStdErr);
938	return ch;
939	}
940	}
941
942	/* Check for mandatory parameters. */
943	if (!pszFilename)
944	return errorSyntax("Mandatory --filename option missing\n");
945
946	/* just try it */
947	char *pszFormat = NULL;
948	VDTYPE enmType = VDTYPE_INVALID;
949	rc = VDGetFormat(NULL, NULL, pszFilename, &pszFormat, &enmType);
950	if (RT_FAILURE(rc))
951	return errorSyntax("Format autodetect failed: %Rrc\n", rc);
952
953	rc = VDCreate(pVDIfs, enmType, &pDisk);
954	if (RT_FAILURE(rc))
955	return errorRuntime("Error while creating the virtual disk container: %Rrc\n", rc);
956
957	/* Open the image */
958	rc = VDOpen(pDisk, pszFormat, pszFilename, VD_OPEN_FLAGS_INFO, NULL);
959	if (RT_FAILURE(rc))
960	return errorRuntime("Error while opening the image: %Rrc\n", rc);
961
962	VDDumpImages(pDisk);
963
964	VDDestroy(pDisk);
965
966	return rc;
967	}
968
969
970	static DECLCALLBACK(int) vboximgDvmRead(void pvUser, uint64_t off, void pvBuf, size_t cbRead)
971	{
972	int rc = VINF_SUCCESS;
973	PVBOXHDD pDisk = (PVBOXHDD)pvUser;
974
975	/* Take shortcut if possible. */
976	if ( off % 512 == 0
977	&& cbRead % 512 == 0)
978	rc = VDRead(pDisk, off, pvBuf, cbRead);
979	else
980	{
981	uint8_t pbBuf = (uint8_t )pvBuf;
982	uint8_t abBuf[512];
983
984	/* Unaligned access, make it aligned. */
985	if (off % 512 != 0)
986	{
987	uint64_t offAligned = off & ~(uint64_t)(512 - 1);
988	size_t cbToCopy = 512 - (off - offAligned);
989	rc = VDRead(pDisk, offAligned, abBuf, 512);
990	if (RT_SUCCESS(rc))
991	{
992	memcpy(pbBuf, &abBuf[off - offAligned], cbToCopy);
993	pbBuf += cbToCopy;
994	off += cbToCopy;
995	cbRead -= cbToCopy;
996	}
997	}
998
999	if ( RT_SUCCESS(rc)
1000	&& (cbRead & ~(uint64_t)(512 - 1)))
1001	{
1002	size_t cbReadAligned = cbRead & ~(uint64_t)(512 - 1);
1003
1004	Assert(!(off % 512));
1005	rc = VDRead(pDisk, off, pbBuf, cbReadAligned);
1006	if (RT_SUCCESS(rc))
1007	{
1008	pbBuf += cbReadAligned;
1009	off += cbReadAligned;
1010	cbRead -= cbReadAligned;
1011	}
1012	}
1013
1014	if ( RT_SUCCESS(rc)
1015	&& cbRead)
1016	{
1017	Assert(cbRead < 512);
1018	Assert(!(off % 512));
1019
1020	rc = VDRead(pDisk, off, abBuf, 512);
1021	if (RT_SUCCESS(rc))
1022	memcpy(pbBuf, abBuf, cbRead);
1023	}
1024	}
1025
1026	return rc;
1027	}
1028
1029
1030	static DECLCALLBACK(int) vboximgDvmWrite(void pvUser, uint64_t off, const void pvBuf, size_t cbWrite)
1031	{
1032	PVBOXHDD pDisk = (PVBOXHDD)pvUser;
1033	return VDWrite(pDisk, off, pvBuf, cbWrite);
1034	}
1035
1036
1037	static DECLCALLBACK(int) vboximgQueryBlockStatus(void *pvUser, uint64_t off,
1038	uint64_t cb, bool *pfAllocated)
1039	{
1040	RTVFS hVfs = (RTVFS)pvUser;
1041	return RTVfsIsRangeInUse(hVfs, off, cb, pfAllocated);
1042	}
1043
1044
1045	static DECLCALLBACK(int) vboximgQueryRangeUse(void *pvUser, uint64_t off, uint64_t cb,
1046	bool *pfUsed)
1047	{
1048	RTDVM hVolMgr = (RTDVM)pvUser;
1049	return RTDvmMapQueryBlockStatus(hVolMgr, off, cb, pfUsed);
1050	}
1051
1052
1053	typedef struct VBOXIMGVFS
1054	{
1055	/** Pointer to the next VFS handle. */
1056	struct VBOXIMGVFS *pNext;
1057	/** VFS handle. */
1058	RTVFS hVfs;
1059	} VBOXIMGVFS, *PVBOXIMGVFS;
1060
1061	int handleCompact(HandlerArg *a)
1062	{
1063	int rc = VINF_SUCCESS;
1064	PVBOXHDD pDisk = NULL;
1065	const char *pszFilename = NULL;
1066	bool fFilesystemAware = false;
1067	VDINTERFACEQUERYRANGEUSE VDIfQueryRangeUse;
1068	PVDINTERFACE pIfsCompact = NULL;
1069	RTDVM hDvm = NIL_RTDVM;
1070	PVBOXIMGVFS pVBoxImgVfsHead = NULL;
1071
1072	/* Parse the command line. */
1073	static const RTGETOPTDEF s_aOptions[] =
1074	{
1075	{ "--filename", 'f', RTGETOPT_REQ_STRING },
1076	{ "--filesystemaware", 'a', RTGETOPT_REQ_NOTHING }
1077	};
1078	int ch;
1079	RTGETOPTUNION ValueUnion;
1080	RTGETOPTSTATE GetState;
1081	RTGetOptInit(&GetState, a->argc, a->argv, s_aOptions, RT_ELEMENTS(s_aOptions), 0, 0 /* fFlags */);
1082	while ((ch = RTGetOpt(&GetState, &ValueUnion)))
1083	{
1084	switch (ch)
1085	{
1086	case 'f': // --filename
1087	pszFilename = ValueUnion.psz;
1088	break;
1089
1090	case 'a':
1091	fFilesystemAware = true;
1092	break;
1093
1094	default:
1095	ch = RTGetOptPrintError(ch, &ValueUnion);
1096	printUsage(g_pStdErr);
1097	return ch;
1098	}
1099	}
1100
1101	/* Check for mandatory parameters. */
1102	if (!pszFilename)
1103	return errorSyntax("Mandatory --filename option missing\n");
1104
1105	/* just try it */
1106	char *pszFormat = NULL;
1107	VDTYPE enmType = VDTYPE_INVALID;
1108	rc = VDGetFormat(NULL, NULL, pszFilename, &pszFormat, &enmType);
1109	if (RT_FAILURE(rc))
1110	return errorSyntax("Format autodetect failed: %Rrc\n", rc);
1111
1112	rc = VDCreate(pVDIfs, enmType, &pDisk);
1113	if (RT_FAILURE(rc))
1114	return errorRuntime("Error while creating the virtual disk container: %Rrc\n", rc);
1115
1116	/* Open the image */
1117	rc = VDOpen(pDisk, pszFormat, pszFilename, VD_OPEN_FLAGS_NORMAL, NULL);
1118	if (RT_FAILURE(rc))
1119	return errorRuntime("Error while opening the image: %Rrc\n", rc);
1120
1121	if ( RT_SUCCESS(rc)
1122	&& fFilesystemAware)
1123	{
1124	uint64_t cbDisk = 0;
1125
1126	cbDisk = VDGetSize(pDisk, 0);
1127	if (cbDisk > 0)
1128	{
1129	rc = RTDvmCreate(&hDvm, vboximgDvmRead, vboximgDvmWrite, cbDisk, 512,
1130	0 /* fFlags*/, pDisk);
1131	if (RT_SUCCESS(rc))
1132	{
1133	rc = RTDvmMapOpen(hDvm);
1134	if ( RT_SUCCESS(rc)
1135	&& RTDvmMapGetValidVolumes(hDvm))
1136	{
1137	RTDVMVOLUME hVol;
1138
1139	/* Get all volumes and set the block query status callback. */
1140	rc = RTDvmMapQueryFirstVolume(hDvm, &hVol);
1141	AssertRC(rc);
1142
1143	do
1144	{
1145	RTVFSFILE hVfsFile;
1146	RTVFS hVfs;
1147	RTDVMVOLUME hVolNext;
1148
1149	rc = RTDvmVolumeCreateVfsFile(hVol, &hVfsFile);
1150	if (RT_FAILURE(rc))
1151	break;
1152
1153	/* Try to detect the filesystem in this volume. */
1154	rc = RTFilesystemVfsFromFile(hVfsFile, &hVfs);
1155	if (rc == VERR_NOT_SUPPORTED)
1156	{
1157	/* Release the file handle and continue.*/
1158	RTVfsFileRelease(hVfsFile);
1159	}
1160	else if RT_FAILURE(rc)
1161	break;
1162	else
1163	{
1164	PVBOXIMGVFS pVBoxImgVfs = (PVBOXIMGVFS)RTMemAllocZ(sizeof(VBOXIMGVFS));
1165	if (!pVBoxImgVfs)
1166	rc = VERR_NO_MEMORY;
1167	else
1168	{
1169	pVBoxImgVfs->hVfs = hVfs;
1170	pVBoxImgVfs->pNext = pVBoxImgVfsHead;
1171	pVBoxImgVfsHead = pVBoxImgVfs;
1172	RTDvmVolumeSetQueryBlockStatusCallback(hVol, vboximgQueryBlockStatus, hVfs);
1173	}
1174	}
1175
1176	if (RT_SUCCESS(rc))
1177	rc = RTDvmMapQueryNextVolume(hDvm, hVol, &hVolNext);
1178
1179	/*
1180	* Release the volume handle, the file handle has a reference
1181	* to keep it open.
1182	*/
1183	RTDvmVolumeRelease(hVol);
1184	hVol = hVolNext;
1185	} while (RT_SUCCESS(rc));
1186
1187	if (rc == VERR_DVM_MAP_NO_VOLUME)
1188	rc = VINF_SUCCESS;
1189
1190	if (RT_SUCCESS(rc))
1191	{
1192	VDIfQueryRangeUse.pfnQueryRangeUse = vboximgQueryRangeUse;
1193	VDInterfaceAdd(&VDIfQueryRangeUse.Core, "QueryRangeUse", VDINTERFACETYPE_QUERYRANGEUSE,
1194	hDvm, sizeof(VDINTERFACEQUERYRANGEUSE), &pIfsCompact);
1195	}
1196	}
1197	else if (RT_SUCCESS(rc))
1198	RTPrintf("There are no partitions in the volume map\n");
1199	else if (rc == VERR_NOT_FOUND)
1200	{
1201	rc = VINF_SUCCESS;
1202	RTPrintf("No known volume format on disk found\n");
1203	}
1204	else
1205	errorRuntime("Error while opening the volume manager: %Rrc\n", rc);
1206	}
1207	else
1208	errorRuntime("Error creating the volume manager: %Rrc\n", rc);
1209	}
1210	else
1211	{
1212	rc = VERR_INVALID_STATE;
1213	errorRuntime("Error while getting the disk size\n");
1214	}
1215	}
1216
1217	if (RT_SUCCESS(rc))
1218	{
1219	rc = VDCompact(pDisk, 0, pIfsCompact);
1220	if (RT_FAILURE(rc))
1221	errorRuntime("Error while compacting image: %Rrc\n", rc);
1222	}
1223
1224	while (pVBoxImgVfsHead)
1225	{
1226	PVBOXIMGVFS pVBoxImgVfsFree = pVBoxImgVfsHead;
1227
1228	pVBoxImgVfsHead = pVBoxImgVfsHead->pNext;
1229	RTVfsRelease(pVBoxImgVfsFree->hVfs);
1230	RTMemFree(pVBoxImgVfsFree);
1231	}
1232
1233	if (hDvm)
1234	RTDvmRelease(hDvm);
1235
1236	VDDestroy(pDisk);
1237
1238	return rc;
1239	}
1240
1241
1242	int handleCreateCache(HandlerArg *a)
1243	{
1244	int rc = VINF_SUCCESS;
1245	PVBOXHDD pDisk = NULL;
1246	const char *pszFilename = NULL;
1247	uint64_t cbSize = 0;
1248
1249	/* Parse the command line. */
1250	static const RTGETOPTDEF s_aOptions[] =
1251	{
1252	{ "--filename", 'f', RTGETOPT_REQ_STRING },
1253	{ "--size", 's', RTGETOPT_REQ_UINT64 }
1254	};
1255	int ch;
1256	RTGETOPTUNION ValueUnion;
1257	RTGETOPTSTATE GetState;
1258	RTGetOptInit(&GetState, a->argc, a->argv, s_aOptions, RT_ELEMENTS(s_aOptions), 0, 0 /* fFlags */);
1259	while ((ch = RTGetOpt(&GetState, &ValueUnion)))
1260	{
1261	switch (ch)
1262	{
1263	case 'f': // --filename
1264	pszFilename = ValueUnion.psz;
1265	break;
1266
1267	case 's': // --size
1268	cbSize = ValueUnion.u64;
1269	break;
1270
1271	default:
1272	ch = RTGetOptPrintError(ch, &ValueUnion);
1273	printUsage(g_pStdErr);
1274	return ch;
1275	}
1276	}
1277
1278	/* Check for mandatory parameters. */
1279	if (!pszFilename)
1280	return errorSyntax("Mandatory --filename option missing\n");
1281
1282	if (!cbSize)
1283	return errorSyntax("Mandatory --size option missing\n");
1284
1285	/* just try it */
1286	rc = VDCreate(pVDIfs, VDTYPE_HDD, &pDisk);
1287	if (RT_FAILURE(rc))
1288	return errorRuntime("Error while creating the virtual disk container: %Rrc\n", rc);
1289
1290	rc = VDCreateCache(pDisk, "VCI", pszFilename, cbSize, VD_IMAGE_FLAGS_DEFAULT,
1291	NULL, NULL, VD_OPEN_FLAGS_NORMAL, NULL, NULL);
1292	if (RT_FAILURE(rc))
1293	return errorRuntime("Error while creating the virtual disk cache: %Rrc\n", rc);
1294
1295	VDDestroy(pDisk);
1296
1297	return rc;
1298	}
1299
1300	static DECLCALLBACK(bool) vdIfCfgCreateBaseAreKeysValid(void pvUser, const char pszzValid)
1301	{
1302	return VINF_SUCCESS; /** @todo: Implement. */
1303	}
1304
1305	static DECLCALLBACK(int) vdIfCfgCreateBaseQuerySize(void pvUser, const char pszName, size_t *pcbValue)
1306	{
1307	AssertReturn(VALID_PTR(pcbValue), VERR_INVALID_POINTER);
1308
1309	AssertPtrReturn(pvUser, VERR_GENERAL_FAILURE);
1310
1311	if (RTStrCmp(pszName, "DataAlignment"))
1312	return VERR_CFGM_VALUE_NOT_FOUND;
1313
1314	pcbValue = strlen((const char )pvUser) + 1 /* include terminator */;
1315
1316	return VINF_SUCCESS;
1317	}
1318
1319	static DECLCALLBACK(int) vdIfCfgCreateBaseQuery(void pvUser, const char pszName, char *pszValue, size_t cchValue)
1320	{
1321	AssertReturn(VALID_PTR(pszValue), VERR_INVALID_POINTER);
1322
1323	AssertPtrReturn(pvUser, VERR_GENERAL_FAILURE);
1324
1325	if (RTStrCmp(pszName, "DataAlignment"))
1326	return VERR_CFGM_VALUE_NOT_FOUND;
1327
1328	if (strlen((const char *)pvUser) >= cchValue)
1329	return VERR_CFGM_NOT_ENOUGH_SPACE;
1330
1331	memcpy(pszValue, pvUser, strlen((const char *)pvUser) + 1);
1332
1333	return VINF_SUCCESS;
1334
1335	}
1336
1337	int handleCreateBase(HandlerArg *a)
1338	{
1339	int rc = VINF_SUCCESS;
1340	PVBOXHDD pDisk = NULL;
1341	const char *pszFilename = NULL;
1342	const char *pszBackend = "VDI";
1343	const char *pszVariant = NULL;
1344	unsigned uImageFlags = VD_IMAGE_FLAGS_NONE;
1345	uint64_t cbSize = 0;
1346	const char *pszDataAlignment = NULL;
1347	VDGEOMETRY LCHSGeometry, PCHSGeometry;
1348	PVDINTERFACE pVDIfsOperation = NULL;
1349	VDINTERFACECONFIG vdIfCfg;
1350
1351	memset(&LCHSGeometry, 0, sizeof(VDGEOMETRY));
1352	memset(&PCHSGeometry, 0, sizeof(VDGEOMETRY));
1353
1354	/* Parse the command line. */
1355	static const RTGETOPTDEF s_aOptions[] =
1356	{
1357	{ "--filename", 'f', RTGETOPT_REQ_STRING },
1358	{ "--size", 's', RTGETOPT_REQ_UINT64 },
1359	{ "--format", 'b', RTGETOPT_REQ_STRING },
1360	{ "--variant", 'v', RTGETOPT_REQ_STRING },
1361	{ "--dataalignment", 'a', RTGETOPT_REQ_STRING }
1362	};
1363	int ch;
1364	RTGETOPTUNION ValueUnion;
1365	RTGETOPTSTATE GetState;
1366	RTGetOptInit(&GetState, a->argc, a->argv, s_aOptions, RT_ELEMENTS(s_aOptions), 0, 0 /* fFlags */);
1367	while ((ch = RTGetOpt(&GetState, &ValueUnion)))
1368	{
1369	switch (ch)
1370	{
1371	case 'f': // --filename
1372	pszFilename = ValueUnion.psz;
1373	break;
1374
1375	case 's': // --size
1376	cbSize = ValueUnion.u64;
1377	break;
1378
1379	case 'b': // --format
1380	pszBackend = ValueUnion.psz;
1381	break;
1382
1383	case 'v': // --variant
1384	pszVariant = ValueUnion.psz;
1385	break;
1386
1387	case 'a': // --dataalignment
1388	pszDataAlignment = ValueUnion.psz;
1389	break;
1390
1391	default:
1392	ch = RTGetOptPrintError(ch, &ValueUnion);
1393	printUsage(g_pStdErr);
1394	return ch;
1395	}
1396	}
1397
1398	/* Check for mandatory parameters. */
1399	if (!pszFilename)
1400	return errorSyntax("Mandatory --filename option missing\n");
1401
1402	if (!cbSize)
1403	return errorSyntax("Mandatory --size option missing\n");
1404
1405	if (pszVariant)
1406	{
1407	rc = parseDiskVariant(pszVariant, &uImageFlags);
1408	if (RT_FAILURE(rc))
1409	return errorSyntax("Invalid variant %s given\n", pszVariant);
1410	}
1411
1412	/* Setup the config interface if required. */
1413	if (pszDataAlignment)
1414	{
1415	vdIfCfg.pfnAreKeysValid = vdIfCfgCreateBaseAreKeysValid;
1416	vdIfCfg.pfnQuerySize = vdIfCfgCreateBaseQuerySize;
1417	vdIfCfg.pfnQuery = vdIfCfgCreateBaseQuery;
1418	VDInterfaceAdd(&vdIfCfg.Core, "Config", VDINTERFACETYPE_CONFIG, (void *)pszDataAlignment,
1419	sizeof(vdIfCfg), &pVDIfsOperation);
1420	}
1421
1422	/* just try it */
1423	rc = VDCreate(pVDIfs, VDTYPE_HDD, &pDisk);
1424	if (RT_FAILURE(rc))
1425	return errorRuntime("Error while creating the virtual disk container: %Rrc\n", rc);
1426
1427	rc = VDCreateBase(pDisk, pszBackend, pszFilename, cbSize, uImageFlags,
1428	NULL, &PCHSGeometry, &LCHSGeometry, NULL, VD_OPEN_FLAGS_NORMAL,
1429	NULL, pVDIfsOperation);
1430	if (RT_FAILURE(rc))
1431	return errorRuntime("Error while creating the virtual disk: %Rrc\n", rc);
1432
1433	VDDestroy(pDisk);
1434
1435	return rc;
1436	}
1437
1438
1439	int handleRepair(HandlerArg *a)
1440	{
1441	int rc = VINF_SUCCESS;
1442	PVBOXHDD pDisk = NULL;
1443	const char *pszFilename = NULL;
1444	char *pszBackend = NULL;
1445	const char *pszFormat = NULL;
1446	bool fDryRun = false;
1447	VDTYPE enmType = VDTYPE_HDD;
1448
1449	/* Parse the command line. */
1450	static const RTGETOPTDEF s_aOptions[] =
1451	{
1452	{ "--filename", 'f', RTGETOPT_REQ_STRING },
1453	{ "--dry-run", 'd', RTGETOPT_REQ_NOTHING },
1454	{ "--format", 'b', RTGETOPT_REQ_STRING }
1455	};
1456	int ch;
1457	RTGETOPTUNION ValueUnion;
1458	RTGETOPTSTATE GetState;
1459	RTGetOptInit(&GetState, a->argc, a->argv, s_aOptions, RT_ELEMENTS(s_aOptions), 0, 0 /* fFlags */);
1460	while ((ch = RTGetOpt(&GetState, &ValueUnion)))
1461	{
1462	switch (ch)
1463	{
1464	case 'f': // --filename
1465	pszFilename = ValueUnion.psz;
1466	break;
1467
1468	case 'd': // --dry-run
1469	fDryRun = true;
1470	break;
1471
1472	case 'b': // --format
1473	pszFormat = ValueUnion.psz;
1474	break;
1475
1476	default:
1477	ch = RTGetOptPrintError(ch, &ValueUnion);
1478	printUsage(g_pStdErr);
1479	return ch;
1480	}
1481	}
1482
1483	/* Check for mandatory parameters. */
1484	if (!pszFilename)
1485	return errorSyntax("Mandatory --filename option missing\n");
1486
1487	/* just try it */
1488	if (!pszFormat)
1489	{
1490	rc = VDGetFormat(NULL, NULL, pszFilename, &pszBackend, &enmType);
1491	if (RT_FAILURE(rc))
1492	return errorSyntax("Format autodetect failed: %Rrc\n", rc);
1493	pszFormat = pszBackend;
1494	}
1495
1496	rc = VDRepair(pVDIfs, NULL, pszFilename, pszFormat, fDryRun ? VD_REPAIR_DRY_RUN : 0);
1497	if (RT_FAILURE(rc))
1498	rc = errorRuntime("Error while repairing the virtual disk: %Rrc\n", rc);
1499
1500	if (pszBackend)
1501	RTStrFree(pszBackend);
1502	return rc;
1503	}
1504
1505
1506	int main(int argc, char *argv[])
1507	{
1508	int exitcode = 0;
1509
1510	int rc = RTR3InitExe(argc, &argv, 0);
1511	if (RT_FAILURE(rc))
1512	return RTMsgInitFailure(rc);
1513
1514	g_pszProgName = RTPathFilename(argv[0]);
1515
1516	bool fShowLogo = false;
1517	int iCmd = 1;
1518	int iCmdArg;
1519
1520	/* global options */
1521	for (int i = 1; i < argc \|\| argc <= iCmd; i++)
1522	{
1523	if ( argc <= iCmd
1524	\|\| !strcmp(argv[i], "help")
1525	\|\| !strcmp(argv[i], "-?")
1526	\|\| !strcmp(argv[i], "-h")
1527	\|\| !strcmp(argv[i], "-help")
1528	\|\| !strcmp(argv[i], "--help"))
1529	{
1530	showLogo(g_pStdOut);
1531	printUsage(g_pStdOut);
1532	return 0;
1533	}
1534
1535	if ( !strcmp(argv[i], "-v")
1536	\|\| !strcmp(argv[i], "-version")
1537	\|\| !strcmp(argv[i], "-Version")
1538	\|\| !strcmp(argv[i], "--version"))
1539	{
1540	/* Print version number, and do nothing else. */
1541	RTPrintf("%sr%d\n", VBOX_VERSION_STRING, RTBldCfgRevision());
1542	return 0;
1543	}
1544
1545	if ( !strcmp(argv[i], "--nologo")
1546	\|\| !strcmp(argv[i], "-nologo")
1547	\|\| !strcmp(argv[i], "-q"))
1548	{
1549	/* suppress the logo */
1550	fShowLogo = false;
1551	iCmd++;
1552	}
1553	else
1554	{
1555	break;
1556	}
1557	}
1558
1559	iCmdArg = iCmd + 1;
1560
1561	if (fShowLogo)
1562	showLogo(g_pStdOut);
1563
1564	/* initialize the VD backend with dummy handlers */
1565	VDINTERFACEERROR vdInterfaceError;
1566	vdInterfaceError.pfnError = handleVDError;
1567	vdInterfaceError.pfnMessage = handleVDMessage;
1568
1569	rc = VDInterfaceAdd(&vdInterfaceError.Core, "VBoxManage_IError", VDINTERFACETYPE_ERROR,
1570	NULL, sizeof(VDINTERFACEERROR), &pVDIfs);
1571
1572	rc = VDInit();
1573	if (RT_FAILURE(rc))
1574	{
1575	errorSyntax("Initializing backends failed! rc=%Rrc\n", rc);
1576	return 1;
1577	}
1578
1579	/*
1580	* All registered command handlers
1581	*/
1582	static const struct
1583	{
1584	const char *command;
1585	int (handler)(HandlerArg a);
1586	} s_commandHandlers[] =
1587	{
1588	{ "setuuid", handleSetUUID },
1589	{ "convert", handleConvert },
1590	{ "info", handleInfo },
1591	{ "compact", handleCompact },
1592	{ "createcache", handleCreateCache },
1593	{ "createbase", handleCreateBase },
1594	{ "repair", handleRepair },
1595	{ NULL, NULL }
1596	};
1597
1598	HandlerArg handlerArg = { 0, NULL };
1599	int commandIndex;
1600	for (commandIndex = 0; s_commandHandlers[commandIndex].command != NULL; commandIndex++)
1601	{
1602	if (!strcmp(s_commandHandlers[commandIndex].command, argv[iCmd]))
1603	{
1604	handlerArg.argc = argc - iCmdArg;
1605	handlerArg.argv = &argv[iCmdArg];
1606
1607	exitcode = s_commandHandlers[commandIndex].handler(&handlerArg);
1608	break;
1609	}
1610	}
1611	if (!s_commandHandlers[commandIndex].command)
1612	{
1613	errorSyntax("Invalid command '%s'", argv[iCmd]);
1614	return 1;
1615	}
1616
1617	rc = VDShutdown();
1618	if (RT_FAILURE(rc))
1619	{
1620	errorSyntax("Unloading backends failed! rc=%Rrc\n", rc);
1621	return 1;
1622	}
1623
1624	return exitcode;
1625	}
1626
1627	/* dummy stub for RuntimeR3 */
1628	#ifndef RT_OS_WINDOWS
1629	RTDECL(bool) RTAssertShouldPanic(void)
1630	{
1631	return true;
1632	}
1633	#endif

Note: See TracBrowser for help on using the repository browser.

source: vbox/trunk/src/VBox/Storage/testcase/vbox-img.cpp@ 45761

Download in other formats: