DBGCCmdHlp.cpp@ 107044

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1	/* $Id: DBGCCmdHlp.cpp 106061 2024-09-16 14:03:52Z vboxsync $ */
2	/** @file
3	* DBGC - Debugger Console, Command Helpers.
4	*/
5
6	/*
7	* Copyright (C) 2006-2024 Oracle and/or its affiliates.
8	*
9	* This file is part of VirtualBox base platform packages, as
10	* available from https://www.virtualbox.org.
11	*
12	* This program is free software; you can redistribute it and/or
13	* modify it under the terms of the GNU General Public License
14	* as published by the Free Software Foundation, in version 3 of the
15	* License.
16	*
17	* This program is distributed in the hope that it will be useful, but
18	* WITHOUT ANY WARRANTY; without even the implied warranty of
19	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20	* General Public License for more details.
21	*
22	* You should have received a copy of the GNU General Public License
23	* along with this program; if not, see <https://www.gnu.org/licenses>.
24	*
25	* SPDX-License-Identifier: GPL-3.0-only
26	*/
27
28
29	/*********************************************************************************************************************************
30	* Header Files *
31	*********************************************************************************************************************************/
32	#define LOG_GROUP LOG_GROUP_DBGC
33	#include <VBox/dbg.h>
34	#include <VBox/vmm/dbgf.h>
35	#include <VBox/vmm/pgm.h>
36	#include <VBox/param.h>
37	#include <VBox/err.h>
38	#include <VBox/log.h>
39
40	#include <iprt/assert.h>
41	#include <iprt/ctype.h>
42	#include <iprt/mem.h>
43	#include <iprt/string.h>
44
45	#include "DBGCInternal.h"
46
47
48
49	/**
50	* @interface_method_impl{DBGCCMDHLP,pfnPrintf}
51	*/
52	static DECLCALLBACK(int) dbgcHlpPrintf(PDBGCCMDHLP pCmdHlp, size_t pcbWritten, const char pszFormat, ...)
53	{
54	/*
55	* Do the formatting and output.
56	*/
57	va_list args;
58	va_start(args, pszFormat);
59	int rc = pCmdHlp->pfnPrintfV(pCmdHlp, pcbWritten, pszFormat, args);
60	va_end(args);
61
62	return rc;
63	}
64
65
66	/**
67	* Outputs a string in quotes.
68	*
69	* @returns The number of bytes formatted.
70	* @param pfnOutput Pointer to output function.
71	* @param pvArgOutput Argument for the output function.
72	* @param chQuote The quote character.
73	* @param psz The string to quote.
74	* @param cch The string length.
75	*/
76	static size_t dbgcStringOutputInQuotes(PFNRTSTROUTPUT pfnOutput, void pvArgOutput, char chQuote, const char psz, size_t cch)
77	{
78	size_t cchOutput = pfnOutput(pvArgOutput, &chQuote, 1);
79
80	while (cch > 0)
81	{
82	char pchQuote = (char )memchr(psz, chQuote, cch);
83	if (!pchQuote)
84	{
85	cchOutput += pfnOutput(pvArgOutput, psz, cch);
86	break;
87	}
88	size_t cchSub = pchQuote - psz + 1;
89	cchOutput += pfnOutput(pvArgOutput, psz, cchSub);
90	cchOutput += pfnOutput(pvArgOutput, &chQuote, 1);
91	cch -= cchSub;
92	psz += cchSub;
93	}
94
95	cchOutput += pfnOutput(pvArgOutput, &chQuote, 1);
96	return cchOutput;
97	}
98
99
100	/**
101	* Callback to format non-standard format specifiers, employed by dbgcPrintfV
102	* and others.
103	*
104	* @returns The number of bytes formatted.
105	* @param pvArg Formatter argument.
106	* @param pfnOutput Pointer to output function.
107	* @param pvArgOutput Argument for the output function.
108	* @param ppszFormat Pointer to the format string pointer. Advance this till the char
109	* after the format specifier.
110	* @param pArgs Pointer to the argument list. Use this to fetch the arguments.
111	* @param cchWidth Format Width. -1 if not specified.
112	* @param cchPrecision Format Precision. -1 if not specified.
113	* @param fFlags Flags (RTSTR_NTFS_*).
114	* @param chArgSize The argument size specifier, 'l' or 'L'.
115	*/
116	static DECLCALLBACK(size_t) dbgcStringFormatter(void pvArg, PFNRTSTROUTPUT pfnOutput, void pvArgOutput,
117	const char *ppszFormat, va_list pArgs, int cchWidth,
118	int cchPrecision, unsigned fFlags, char chArgSize)
119	{
120	NOREF(cchWidth); NOREF(cchPrecision); NOREF(fFlags); NOREF(chArgSize); NOREF(pvArg);
121	if (**ppszFormat != 'D')
122	{
123	(*ppszFormat)++;
124	return 0;
125	}
126
127	(*ppszFormat)++;
128	switch (**ppszFormat)
129	{
130	/*
131	* Print variable without range.
132	* The argument is a const pointer to the variable.
133	*/
134	case 'V':
135	{
136	(*ppszFormat)++;
137	PCDBGCVAR pVar = va_arg(*pArgs, PCDBGCVAR);
138	switch (pVar->enmType)
139	{
140	case DBGCVAR_TYPE_GC_FLAT:
141	return RTStrFormat(pfnOutput, pvArgOutput, NULL, 0, "%%%RGv", pVar->u.GCFlat);
142	case DBGCVAR_TYPE_GC_FAR:
143	return RTStrFormat(pfnOutput, pvArgOutput, NULL, 0, "%04x:%08x", pVar->u.GCFar.sel, pVar->u.GCFar.off);
144	case DBGCVAR_TYPE_GC_PHYS:
145	return RTStrFormat(pfnOutput, pvArgOutput, NULL, 0, "%%%%%RGp", pVar->u.GCPhys);
146	case DBGCVAR_TYPE_HC_FLAT:
147	return RTStrFormat(pfnOutput, pvArgOutput, NULL, 0, "%%#%RHv", (uintptr_t)pVar->u.pvHCFlat);
148	case DBGCVAR_TYPE_HC_PHYS:
149	return RTStrFormat(pfnOutput, pvArgOutput, NULL, 0, "#%%%%%RHp", pVar->u.HCPhys);
150	case DBGCVAR_TYPE_NUMBER:
151	return RTStrFormat(pfnOutput, pvArgOutput, NULL, 0, "%llx", pVar->u.u64Number);
152	case DBGCVAR_TYPE_STRING:
153	return dbgcStringOutputInQuotes(pfnOutput, pvArgOutput, '"', pVar->u.pszString, (size_t)pVar->u64Range);
154	case DBGCVAR_TYPE_SYMBOL:
155	return dbgcStringOutputInQuotes(pfnOutput, pvArgOutput, '\'', pVar->u.pszString, (size_t)pVar->u64Range);
156
157	case DBGCVAR_TYPE_UNKNOWN:
158	default:
159	return pfnOutput(pvArgOutput, "??", 2);
160	}
161	}
162
163	/*
164	* Print variable with range.
165	* The argument is a const pointer to the variable.
166	*/
167	case 'v':
168	{
169	(*ppszFormat)++;
170	PCDBGCVAR pVar = va_arg(*pArgs, PCDBGCVAR);
171
172	char szRange[32];
173	switch (pVar->enmRangeType)
174	{
175	case DBGCVAR_RANGE_NONE:
176	szRange[0] = '\0';
177	break;
178	case DBGCVAR_RANGE_ELEMENTS:
179	RTStrPrintf(szRange, sizeof(szRange), " L %llx", pVar->u64Range);
180	break;
181	case DBGCVAR_RANGE_BYTES:
182	RTStrPrintf(szRange, sizeof(szRange), " LB %llx", pVar->u64Range);
183	break;
184	}
185
186	switch (pVar->enmType)
187	{
188	case DBGCVAR_TYPE_GC_FLAT:
189	return RTStrFormat(pfnOutput, pvArgOutput, NULL, 0, "%%%RGv%s", pVar->u.GCFlat, szRange);
190	case DBGCVAR_TYPE_GC_FAR:
191	return RTStrFormat(pfnOutput, pvArgOutput, NULL, 0, "%04x:%08x%s", pVar->u.GCFar.sel, pVar->u.GCFar.off, szRange);
192	case DBGCVAR_TYPE_GC_PHYS:
193	return RTStrFormat(pfnOutput, pvArgOutput, NULL, 0, "%%%%%RGp%s", pVar->u.GCPhys, szRange);
194	case DBGCVAR_TYPE_HC_FLAT:
195	return RTStrFormat(pfnOutput, pvArgOutput, NULL, 0, "%%#%RHv%s", (uintptr_t)pVar->u.pvHCFlat, szRange);
196	case DBGCVAR_TYPE_HC_PHYS:
197	return RTStrFormat(pfnOutput, pvArgOutput, NULL, 0, "#%%%%%RHp%s", pVar->u.HCPhys, szRange);
198	case DBGCVAR_TYPE_NUMBER:
199	return RTStrFormat(pfnOutput, pvArgOutput, NULL, 0, "%llx%s", pVar->u.u64Number, szRange);
200	case DBGCVAR_TYPE_STRING:
201	return dbgcStringOutputInQuotes(pfnOutput, pvArgOutput, '"', pVar->u.pszString, (size_t)pVar->u64Range);
202	case DBGCVAR_TYPE_SYMBOL:
203	return dbgcStringOutputInQuotes(pfnOutput, pvArgOutput, '\'', pVar->u.pszString, (size_t)pVar->u64Range);
204
205	case DBGCVAR_TYPE_UNKNOWN:
206	default:
207	return pfnOutput(pvArgOutput, "??", 2);
208	}
209	}
210
211	default:
212	AssertMsgFailed(("Invalid format type '%s'!\n", **ppszFormat));
213	return 0;
214	}
215	}
216
217
218	/**
219	* Output callback employed by dbgcHlpPrintfV.
220	*
221	* @returns number of bytes written.
222	* @param pvArg User argument.
223	* @param pachChars Pointer to an array of utf-8 characters.
224	* @param cbChars Number of bytes in the character array pointed to by pachChars.
225	*/
226	static DECLCALLBACK(size_t) dbgcFormatOutput(void pvArg, const char pachChars, size_t cbChars)
227	{
228	PDBGC pDbgc = (PDBGC)pvArg;
229	if (cbChars)
230	{
231	int rc = pDbgc->pfnOutput(pDbgc->pvOutputUser, pachChars, cbChars);
232	if (RT_SUCCESS(rc))
233	pDbgc->chLastOutput = pachChars[cbChars - 1];
234	else
235	{
236	pDbgc->rcOutput = rc;
237	cbChars = 0;
238	}
239	}
240
241	return cbChars;
242	}
243
244
245
246	/**
247	* @interface_method_impl{DBGCCMDHLP,pfnPrintfV}
248	*/
249	static DECLCALLBACK(int) dbgcHlpPrintfV(PDBGCCMDHLP pCmdHlp, size_t pcbWritten, const char pszFormat, va_list args)
250	{
251	PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
252
253	/*
254	* Do the formatting and output.
255	*/
256	pDbgc->rcOutput = 0;
257	size_t cb = RTStrFormatV(dbgcFormatOutput, pDbgc, dbgcStringFormatter, pDbgc, pszFormat, args);
258
259	if (pcbWritten)
260	*pcbWritten = cb;
261
262	return pDbgc->rcOutput;
263	}
264
265
266	/**
267	* @interface_method_impl{DBGCCMDHLP,pfnStrPrintfV}
268	*/
269	static DECLCALLBACK(size_t) dbgcHlpStrPrintfV(PDBGCCMDHLP pCmdHlp, char *pszBuf, size_t cbBuf,
270	const char *pszFormat, va_list va)
271	{
272	PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
273	return RTStrPrintfExV(dbgcStringFormatter, pDbgc, pszBuf, cbBuf, pszFormat, va);
274	}
275
276
277	/**
278	* @interface_method_impl{DBGCCMDHLP,pfnStrPrintf}
279	*/
280	static DECLCALLBACK(size_t) dbgcHlpStrPrintf(PDBGCCMDHLP pCmdHlp, char pszBuf, size_t cbBuf, const char pszFormat, ...)
281	{
282	PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
283	va_list va;
284	va_start(va, pszFormat);
285	size_t cch = RTStrPrintfExV(dbgcStringFormatter, pDbgc, pszBuf, cbBuf, pszFormat, va);
286	va_end(va);
287	return cch;
288	}
289
290
291	/**
292	* @interface_method_impl{DBGCCMDHLP,pfnVBoxErrorV}
293	*/
294	static DECLCALLBACK(int) dbgcHlpVBoxErrorV(PDBGCCMDHLP pCmdHlp, int rc, const char *pszFormat, va_list args)
295	{
296	switch (rc)
297	{
298	case VINF_SUCCESS:
299	break;
300
301	default:
302	rc = pCmdHlp->pfnPrintf(pCmdHlp, NULL, "error: %Rrc: %s", rc, pszFormat ? " " : "\n");
303	if (RT_SUCCESS(rc) && pszFormat)
304	rc = pCmdHlp->pfnPrintfV(pCmdHlp, NULL, pszFormat, args);
305	if (RT_SUCCESS(rc))
306	rc = VERR_DBGC_COMMAND_FAILED;
307	break;
308	}
309	return rc;
310	}
311
312
313	/**
314	* @interface_method_impl{DBGCCMDHLP,pfnVBoxError}
315	*/
316	static DECLCALLBACK(int) dbgcHlpVBoxError(PDBGCCMDHLP pCmdHlp, int rc, const char *pszFormat, ...)
317	{
318	va_list args;
319	va_start(args, pszFormat);
320	int rcRet = pCmdHlp->pfnVBoxErrorV(pCmdHlp, rc, pszFormat, args);
321	va_end(args);
322	return rcRet;
323	}
324
325
326	/**
327	* @interface_method_impl{DBGCCMDHLP,pfnMemRead}
328	*/
329	static DECLCALLBACK(int) dbgcHlpMemRead(PDBGCCMDHLP pCmdHlp, void pvBuffer, size_t cbRead, PCDBGCVAR pVarPointer, size_t pcbRead)
330	{
331	PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
332	DBGFADDRESS Address;
333	int rc;
334
335	/*
336	* Dummy check.
337	*/
338	if (cbRead == 0)
339	{
340	if (*pcbRead)
341	*pcbRead = 0;
342	return VINF_SUCCESS;
343	}
344
345	/*
346	* Convert Far addresses getting size and the correct base address.
347	* Getting and checking the size is what makes this messy and slow.
348	*/
349	DBGCVAR Var = *pVarPointer;
350	switch (pVarPointer->enmType)
351	{
352	case DBGCVAR_TYPE_GC_FAR:
353	/* Use DBGFR3AddrFromSelOff for the conversion. */
354	Assert(pDbgc->pUVM);
355	rc = DBGFR3AddrFromSelOff(pDbgc->pUVM, pDbgc->idCpu, &Address, Var.u.GCFar.sel, Var.u.GCFar.off);
356	if (RT_FAILURE(rc))
357	return rc;
358
359	/* don't bother with flat selectors (for now). */
360	if (!DBGFADDRESS_IS_FLAT(&Address))
361	{
362	DBGFSELINFO SelInfo;
363	rc = DBGFR3SelQueryInfo(pDbgc->pUVM, pDbgc->idCpu, Address.Sel,
364	DBGFSELQI_FLAGS_DT_GUEST \| DBGFSELQI_FLAGS_DT_ADJ_64BIT_MODE, &SelInfo);
365	if (RT_SUCCESS(rc))
366	{
367	RTGCUINTPTR cb; /* -1 byte */
368	if (DBGFSelInfoIsExpandDown(&SelInfo))
369	{
370	if ( !SelInfo.u.Raw.Gen.u1Granularity
371	&& Address.off > UINT16_C(0xffff))
372	return VERR_OUT_OF_SELECTOR_BOUNDS;
373	if (Address.off <= SelInfo.cbLimit)
374	return VERR_OUT_OF_SELECTOR_BOUNDS;
375	cb = (SelInfo.u.Raw.Gen.u1Granularity ? UINT32_C(0xffffffff) : UINT32_C(0xffff)) - Address.off;
376	}
377	else
378	{
379	if (Address.off > SelInfo.cbLimit)
380	return VERR_OUT_OF_SELECTOR_BOUNDS;
381	cb = SelInfo.cbLimit - Address.off;
382	}
383	if (cbRead - 1 > cb)
384	{
385	if (!pcbRead)
386	return VERR_OUT_OF_SELECTOR_BOUNDS;
387	cbRead = cb + 1;
388	}
389	}
390	}
391	Var.enmType = DBGCVAR_TYPE_GC_FLAT;
392	Var.u.GCFlat = Address.FlatPtr;
393	break;
394
395	case DBGCVAR_TYPE_GC_FLAT:
396	case DBGCVAR_TYPE_GC_PHYS:
397	case DBGCVAR_TYPE_HC_FLAT:
398	case DBGCVAR_TYPE_HC_PHYS:
399	break;
400
401	default:
402	return VERR_NOT_IMPLEMENTED;
403	}
404
405
406
407	/*
408	* Copy page by page.
409	*/
410	size_t cbLeft = cbRead;
411	for (;;)
412	{
413	/*
414	* Calc read size.
415	*/
416	size_t cb = RT_MIN(GUEST_PAGE_SIZE, cbLeft);
417	switch (pVarPointer->enmType)
418	{
419	case DBGCVAR_TYPE_GC_FLAT: cb = RT_MIN(cb, GUEST_PAGE_SIZE - (Var.u.GCFlat & GUEST_PAGE_OFFSET_MASK)); break;
420	case DBGCVAR_TYPE_GC_PHYS: cb = RT_MIN(cb, GUEST_PAGE_SIZE - (Var.u.GCPhys & GUEST_PAGE_OFFSET_MASK)); break;
421	case DBGCVAR_TYPE_HC_FLAT: cb = RT_MIN(cb, GUEST_PAGE_SIZE - ((uintptr_t)Var.u.pvHCFlat & GUEST_PAGE_OFFSET_MASK)); break;
422	case DBGCVAR_TYPE_HC_PHYS: cb = RT_MIN(cb, GUEST_PAGE_SIZE - ((size_t)Var.u.HCPhys & GUEST_PAGE_OFFSET_MASK)); break; /* size_t: MSC has braindead loss of data warnings! */
423	default: break;
424	}
425
426	/*
427	* Perform read.
428	*/
429	switch (Var.enmType)
430	{
431	case DBGCVAR_TYPE_GC_FLAT:
432	rc = DBGFR3MemRead(pDbgc->pUVM, pDbgc->idCpu,
433	DBGFR3AddrFromFlat(pDbgc->pUVM, &Address, Var.u.GCFlat),
434	pvBuffer, cb);
435	break;
436
437	case DBGCVAR_TYPE_GC_PHYS:
438	rc = DBGFR3MemRead(pDbgc->pUVM, pDbgc->idCpu,
439	DBGFR3AddrFromPhys(pDbgc->pUVM, &Address, Var.u.GCPhys),
440	pvBuffer, cb);
441	break;
442
443	case DBGCVAR_TYPE_HC_PHYS:
444	{
445	DBGCVAR Var2;
446	rc = dbgcOpAddrFlat(pDbgc, &Var, DBGCVAR_CAT_ANY, &Var2);
447	if (RT_SUCCESS(rc))
448	{
449	memcpy(pvBuffer, Var2.u.pvHCFlat, cb);
450	rc = VINF_SUCCESS;
451	}
452	else
453	rc = VERR_INVALID_POINTER;
454	break;
455	}
456
457	case DBGCVAR_TYPE_HC_FLAT:
458	rc = VERR_NOT_SUPPORTED;
459	break;
460
461	default:
462	rc = VERR_DBGC_PARSE_INCORRECT_ARG_TYPE;
463	}
464
465	/*
466	* Check for failure.
467	*/
468	if (RT_FAILURE(rc))
469	{
470	if (pcbRead && (*pcbRead = cbRead - cbLeft) > 0)
471	return VINF_SUCCESS;
472	return rc;
473	}
474
475	/*
476	* Next.
477	*/
478	cbLeft -= cb;
479	if (!cbLeft)
480	break;
481	pvBuffer = (char *)pvBuffer + cb;
482	rc = DBGCCmdHlpEval(pCmdHlp, &Var, "%DV + %#zx", &Var, cb);
483	if (RT_FAILURE(rc))
484	{
485	if (pcbRead && (*pcbRead = cbRead - cbLeft) > 0)
486	return VINF_SUCCESS;
487	return rc;
488	}
489	}
490
491	/*
492	* Done
493	*/
494	if (pcbRead)
495	*pcbRead = cbRead;
496	return 0;
497	}
498
499
500	/**
501	* @interface_method_impl{DBGCCMDHLP,pfnMemWrite}
502	*/
503	static DECLCALLBACK(int) dbgcHlpMemWrite(PDBGCCMDHLP pCmdHlp, const void pvBuffer, size_t cbWrite, PCDBGCVAR pVarPointer, size_t pcbWritten)
504	{
505	PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
506	DBGFADDRESS Address;
507	int rc;
508
509	/*
510	* Dummy check.
511	*/
512	if (cbWrite == 0)
513	{
514	if (*pcbWritten)
515	*pcbWritten = 0;
516	return VINF_SUCCESS;
517	}
518
519	/*
520	* Convert Far addresses getting size and the correct base address.
521	* Getting and checking the size is what makes this messy and slow.
522	*/
523	DBGCVAR Var = *pVarPointer;
524	switch (pVarPointer->enmType)
525	{
526	case DBGCVAR_TYPE_GC_FAR:
527	{
528	/* Use DBGFR3AddrFromSelOff for the conversion. */
529	Assert(pDbgc->pUVM);
530	rc = DBGFR3AddrFromSelOff(pDbgc->pUVM, pDbgc->idCpu, &Address, Var.u.GCFar.sel, Var.u.GCFar.off);
531	if (RT_FAILURE(rc))
532	return rc;
533
534	/* don't bother with flat selectors (for now). */
535	if (!DBGFADDRESS_IS_FLAT(&Address))
536	{
537	DBGFSELINFO SelInfo;
538	rc = DBGFR3SelQueryInfo(pDbgc->pUVM, pDbgc->idCpu, Address.Sel,
539	DBGFSELQI_FLAGS_DT_GUEST \| DBGFSELQI_FLAGS_DT_ADJ_64BIT_MODE, &SelInfo);
540	if (RT_SUCCESS(rc))
541	{
542	RTGCUINTPTR cb; /* -1 byte */
543	if (DBGFSelInfoIsExpandDown(&SelInfo))
544	{
545	if ( !SelInfo.u.Raw.Gen.u1Granularity
546	&& Address.off > UINT16_C(0xffff))
547	return VERR_OUT_OF_SELECTOR_BOUNDS;
548	if (Address.off <= SelInfo.cbLimit)
549	return VERR_OUT_OF_SELECTOR_BOUNDS;
550	cb = (SelInfo.u.Raw.Gen.u1Granularity ? UINT32_C(0xffffffff) : UINT32_C(0xffff)) - Address.off;
551	}
552	else
553	{
554	if (Address.off > SelInfo.cbLimit)
555	return VERR_OUT_OF_SELECTOR_BOUNDS;
556	cb = SelInfo.cbLimit - Address.off;
557	}
558	if (cbWrite - 1 > cb)
559	{
560	if (!pcbWritten)
561	return VERR_OUT_OF_SELECTOR_BOUNDS;
562	cbWrite = cb + 1;
563	}
564	}
565	}
566	Var.enmType = DBGCVAR_TYPE_GC_FLAT;
567	Var.u.GCFlat = Address.FlatPtr;
568	}
569	RT_FALL_THRU();
570	case DBGCVAR_TYPE_GC_FLAT:
571	rc = DBGFR3MemWrite(pDbgc->pUVM, pDbgc->idCpu,
572	DBGFR3AddrFromFlat(pDbgc->pUVM, &Address, Var.u.GCFlat),
573	pvBuffer, cbWrite);
574	if (pcbWritten && RT_SUCCESS(rc))
575	*pcbWritten = cbWrite;
576	return rc;
577
578	case DBGCVAR_TYPE_GC_PHYS:
579	rc = DBGFR3MemWrite(pDbgc->pUVM, pDbgc->idCpu,
580	DBGFR3AddrFromPhys(pDbgc->pUVM, &Address, Var.u.GCPhys),
581	pvBuffer, cbWrite);
582	if (pcbWritten && RT_SUCCESS(rc))
583	*pcbWritten = cbWrite;
584	return rc;
585
586	case DBGCVAR_TYPE_HC_PHYS:
587	{
588	/*
589	* Copy HC memory page by page.
590	*/
591	if (pcbWritten)
592	*pcbWritten = 0;
593	while (cbWrite > 0)
594	{
595	/* convert to flat address */
596	DBGCVAR Var2;
597	rc = dbgcOpAddrFlat(pDbgc, &Var, DBGCVAR_CAT_ANY, &Var2);
598	if (RT_FAILURE(rc))
599	{
600	if (pcbWritten && *pcbWritten)
601	return -VERR_INVALID_POINTER;
602	return VERR_INVALID_POINTER;
603	}
604
605	/* calc size. */
606	size_t cbChunk = GUEST_PAGE_SIZE;
607	cbChunk -= (uintptr_t)Var.u.pvHCFlat & GUEST_PAGE_OFFSET_MASK;
608	if (cbChunk > cbWrite)
609	cbChunk = cbWrite;
610
611	memcpy(Var2.u.pvHCFlat, pvBuffer, cbChunk);
612
613	/* advance */
614	if (Var.enmType == DBGCVAR_TYPE_HC_FLAT)
615	Var.u.pvHCFlat = (uint8_t *)Var.u.pvHCFlat + cbChunk;
616	else
617	Var.u.HCPhys += cbChunk;
618	pvBuffer = (uint8_t const *)pvBuffer + cbChunk;
619	if (pcbWritten)
620	*pcbWritten += cbChunk;
621	cbWrite -= cbChunk;
622	}
623
624	return VINF_SUCCESS;
625	}
626
627	case DBGCVAR_TYPE_HC_FLAT:
628	return VERR_NOT_SUPPORTED;
629
630	default:
631	return VERR_NOT_IMPLEMENTED;
632	}
633	}
634
635
636	/**
637	* @interface_method_impl{DBGCCMDHLP,pfnExec}
638	*/
639	static DECLCALLBACK(int) dbgcHlpExec(PDBGCCMDHLP pCmdHlp, const char *pszExpr, ...)
640	{
641	PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
642	/* Save the scratch state. */
643	char *pszScratch = pDbgc->pszScratch;
644	unsigned iArg = pDbgc->iArg;
645
646	/*
647	* Format the expression.
648	*/
649	va_list args;
650	va_start(args, pszExpr);
651	size_t cbScratch = sizeof(pDbgc->achScratch) - (pDbgc->pszScratch - &pDbgc->achScratch[0]);
652	size_t cb = RTStrPrintfExV(dbgcStringFormatter, pDbgc, pDbgc->pszScratch, cbScratch, pszExpr, args);
653	va_end(args);
654	if (cb >= cbScratch)
655	return VERR_BUFFER_OVERFLOW;
656
657	/*
658	* Execute the command.
659	* We save and restore the arg index and scratch buffer pointer.
660	*/
661	pDbgc->pszScratch = pDbgc->pszScratch + cb + 1;
662	int rc = dbgcEvalCommand(pDbgc, pszScratch, cb, false /* fNoExecute */);
663
664	/* Restore the scratch state. */
665	pDbgc->iArg = iArg;
666	pDbgc->pszScratch = pszScratch;
667
668	return rc;
669	}
670
671
672	/**
673	* @interface_method_impl{DBGCCMDHLP,pfnEvalV}
674	*/
675	static DECLCALLBACK(int) dbgcHlpEvalV(PDBGCCMDHLP pCmdHlp, PDBGCVAR pResult, const char *pszExpr, va_list va)
676	{
677	PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
678
679	/*
680	* Format the expression.
681	*/
682	char szExprFormatted[2048];
683	size_t cb = RTStrPrintfExV(dbgcStringFormatter, pDbgc, szExprFormatted, sizeof(szExprFormatted), pszExpr, va);
684	/* ignore overflows. */
685
686	return dbgcEvalSub(pDbgc, &szExprFormatted[0], cb, DBGCVAR_CAT_ANY, pResult);
687	}
688
689
690	/**
691	* @interface_method_impl{DBGCCMDHLP,pfnFailV}
692	*/
693	static DECLCALLBACK(int) dbgcHlpFailV(PDBGCCMDHLP pCmdHlp, PCDBGCCMD pCmd, const char *pszFormat, va_list va)
694	{
695	PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
696
697	/*
698	* Do the formatting and output.
699	*/
700	pDbgc->rcOutput = VINF_SUCCESS;
701	RTStrFormat(dbgcFormatOutput, pDbgc, dbgcStringFormatter, pDbgc, "%s: error: ", pCmd->pszCmd);
702	if (RT_FAILURE(pDbgc->rcOutput))
703	return pDbgc->rcOutput;
704	RTStrFormatV(dbgcFormatOutput, pDbgc, dbgcStringFormatter, pDbgc, pszFormat, va);
705	if (RT_FAILURE(pDbgc->rcOutput))
706	return pDbgc->rcOutput;
707	if (pDbgc->chLastOutput != '\n')
708	dbgcFormatOutput(pDbgc, "\n", 1);
709	return VERR_DBGC_COMMAND_FAILED;
710	}
711
712
713	/**
714	* @interface_method_impl{DBGCCMDHLP,pfnFailRcV}
715	*/
716	static DECLCALLBACK(int) dbgcHlpFailRcV(PDBGCCMDHLP pCmdHlp, PCDBGCCMD pCmd, int rc, const char *pszFormat, va_list va)
717	{
718	PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
719
720	/*
721	* Do the formatting and output.
722	*/
723	pDbgc->rcOutput = VINF_SUCCESS;
724	RTStrFormat(dbgcFormatOutput, pDbgc, dbgcStringFormatter, pDbgc, "%s: error: ", pCmd->pszCmd);
725	if (RT_FAILURE(pDbgc->rcOutput))
726	return pDbgc->rcOutput;
727	RTStrFormatV(dbgcFormatOutput, pDbgc, dbgcStringFormatter, pDbgc, pszFormat, va);
728	if (RT_FAILURE(pDbgc->rcOutput))
729	return pDbgc->rcOutput;
730	RTStrFormat(dbgcFormatOutput, pDbgc, dbgcStringFormatter, pDbgc, ": %Rrc\n", rc);
731	if (RT_FAILURE(pDbgc->rcOutput))
732	return pDbgc->rcOutput;
733
734	return VERR_DBGC_COMMAND_FAILED;
735	}
736
737
738	/**
739	* @interface_method_impl{DBGCCMDHLP,pfnParserError}
740	*/
741	static DECLCALLBACK(int) dbgcHlpParserError(PDBGCCMDHLP pCmdHlp, PCDBGCCMD pCmd, int iArg, const char *pszExpr, unsigned iLine)
742	{
743	PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
744
745	/*
746	* Do the formatting and output.
747	*/
748	pDbgc->rcOutput = VINF_SUCCESS;
749	RTStrFormat(dbgcFormatOutput, pDbgc, dbgcStringFormatter, pDbgc, "%s: parser error: iArg=%d iLine=%u pszExpr=%s\n",
750	pCmd->pszCmd, iArg, iLine, pszExpr);
751	if (RT_FAILURE(pDbgc->rcOutput))
752	return pDbgc->rcOutput;
753	return VERR_DBGC_COMMAND_FAILED;
754	}
755
756
757	/**
758	* @interface_method_impl{DBGCCMDHLP,pfnVarToDbgfAddr}
759	*/
760	static DECLCALLBACK(int) dbgcHlpVarToDbgfAddr(PDBGCCMDHLP pCmdHlp, PCDBGCVAR pVar, PDBGFADDRESS pAddress)
761	{
762	PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
763	AssertPtr(pVar);
764	AssertPtr(pAddress);
765
766	switch (pVar->enmType)
767	{
768	case DBGCVAR_TYPE_GC_FLAT:
769	DBGFR3AddrFromFlat(pDbgc->pUVM, pAddress, pVar->u.GCFlat);
770	return VINF_SUCCESS;
771
772	case DBGCVAR_TYPE_NUMBER:
773	DBGFR3AddrFromFlat(pDbgc->pUVM, pAddress, (RTGCUINTPTR)pVar->u.u64Number);
774	return VINF_SUCCESS;
775
776	case DBGCVAR_TYPE_GC_FAR:
777	return DBGFR3AddrFromSelOff(pDbgc->pUVM, pDbgc->idCpu, pAddress, pVar->u.GCFar.sel, pVar->u.GCFar.off);
778
779	case DBGCVAR_TYPE_GC_PHYS:
780	DBGFR3AddrFromPhys(pDbgc->pUVM, pAddress, pVar->u.GCPhys);
781	return VINF_SUCCESS;
782
783	case DBGCVAR_TYPE_SYMBOL:
784	{
785	DBGCVAR Var;
786	int rc = DBGCCmdHlpEval(&pDbgc->CmdHlp, &Var, "%%(%DV)", pVar);
787	if (RT_FAILURE(rc))
788	return rc;
789	return dbgcHlpVarToDbgfAddr(pCmdHlp, &Var, pAddress);
790	}
791
792	case DBGCVAR_TYPE_STRING:
793	case DBGCVAR_TYPE_HC_FLAT:
794	case DBGCVAR_TYPE_HC_PHYS:
795	default:
796	return VERR_DBGC_PARSE_CONVERSION_FAILED;
797	}
798	}
799
800
801	/**
802	* @interface_method_impl{DBGCCMDHLP,pfnVarFromDbgfAddr}
803	*/
804	static DECLCALLBACK(int) dbgcHlpVarFromDbgfAddr(PDBGCCMDHLP pCmdHlp, PCDBGFADDRESS pAddress, PDBGCVAR pResult)
805	{
806	RT_NOREF1(pCmdHlp);
807	AssertPtrReturn(pAddress, VERR_INVALID_POINTER);
808	AssertReturn(DBGFADDRESS_IS_VALID(pAddress), VERR_INVALID_PARAMETER);
809	AssertPtrReturn(pResult, VERR_INVALID_POINTER);
810
811	switch (pAddress->fFlags & DBGFADDRESS_FLAGS_TYPE_MASK)
812	{
813	case DBGFADDRESS_FLAGS_FAR16:
814	case DBGFADDRESS_FLAGS_FAR32:
815	case DBGFADDRESS_FLAGS_FAR64:
816	DBGCVAR_INIT_GC_FAR(pResult, pAddress->Sel, pAddress->off);
817	break;
818
819	case DBGFADDRESS_FLAGS_FLAT:
820	DBGCVAR_INIT_GC_FLAT(pResult, pAddress->FlatPtr);
821	break;
822
823	case DBGFADDRESS_FLAGS_PHYS:
824	DBGCVAR_INIT_GC_PHYS(pResult, pAddress->FlatPtr);
825	break;
826
827	default:
828	DBGCVAR_INIT(pResult);
829	AssertMsgFailedReturn(("%#x\n", pAddress->fFlags), VERR_INVALID_PARAMETER);
830	break;
831	}
832
833	return VINF_SUCCESS;
834	}
835
836
837	/**
838	* @interface_method_impl{DBGCCMDHLP,pfnVarToNumber}
839	*/
840	static DECLCALLBACK(int) dbgcHlpVarToNumber(PDBGCCMDHLP pCmdHlp, PCDBGCVAR pVar, uint64_t *pu64Number)
841	{
842	PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
843	NOREF(pDbgc);
844
845	uint64_t u64Number;
846	switch (pVar->enmType)
847	{
848	case DBGCVAR_TYPE_GC_FLAT:
849	u64Number = pVar->u.GCFlat;
850	break;
851	case DBGCVAR_TYPE_GC_PHYS:
852	u64Number = pVar->u.GCPhys;
853	break;
854	case DBGCVAR_TYPE_HC_FLAT:
855	u64Number = (uintptr_t)pVar->u.pvHCFlat;
856	break;
857	case DBGCVAR_TYPE_HC_PHYS:
858	u64Number = (uintptr_t)pVar->u.HCPhys;
859	break;
860	case DBGCVAR_TYPE_NUMBER:
861	u64Number = (uintptr_t)pVar->u.u64Number;
862	break;
863	case DBGCVAR_TYPE_GC_FAR:
864	u64Number = (uintptr_t)pVar->u.GCFar.off;
865	break;
866	case DBGCVAR_TYPE_SYMBOL:
867	/** @todo try convert as symbol? */
868	case DBGCVAR_TYPE_STRING:
869	return VERR_DBGC_PARSE_INCORRECT_ARG_TYPE; /** @todo better error code! */
870	default:
871	return VERR_DBGC_PARSE_INCORRECT_ARG_TYPE;
872	}
873	*pu64Number = u64Number;
874	return VINF_SUCCESS;
875	}
876
877
878	/**
879	* @interface_method_impl{DBGCCMDHLP,pfnVarToBool}
880	*/
881	static DECLCALLBACK(int) dbgcHlpVarToBool(PDBGCCMDHLP pCmdHlp, PCDBGCVAR pVar, bool *pf)
882	{
883	PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
884	NOREF(pDbgc);
885
886	switch (pVar->enmType)
887	{
888	case DBGCVAR_TYPE_SYMBOL:
889	case DBGCVAR_TYPE_STRING:
890	if ( !RTStrICmp(pVar->u.pszString, "true")
891	\|\| !RTStrICmp(pVar->u.pszString, "on")
892	\|\| !RTStrICmp(pVar->u.pszString, "no")
893	\|\| !RTStrICmp(pVar->u.pszString, "enabled"))
894	{
895	*pf = true;
896	return VINF_SUCCESS;
897	}
898	if ( !RTStrICmp(pVar->u.pszString, "false")
899	\|\| !RTStrICmp(pVar->u.pszString, "off")
900	\|\| !RTStrICmp(pVar->u.pszString, "yes")
901	\|\| !RTStrICmp(pVar->u.pszString, "disabled"))
902	{
903	*pf = false;
904	return VINF_SUCCESS;
905	}
906	return VERR_DBGC_PARSE_INCORRECT_ARG_TYPE; /** @todo better error code! */
907
908	case DBGCVAR_TYPE_GC_FLAT:
909	case DBGCVAR_TYPE_GC_PHYS:
910	case DBGCVAR_TYPE_HC_FLAT:
911	case DBGCVAR_TYPE_HC_PHYS:
912	case DBGCVAR_TYPE_NUMBER:
913	*pf = pVar->u.u64Number != 0;
914	return VINF_SUCCESS;
915
916	case DBGCVAR_TYPE_GC_FAR:
917	default:
918	return VERR_DBGC_PARSE_INCORRECT_ARG_TYPE;
919	}
920	}
921
922
923	/**
924	* @interface_method_impl{DBGCCMDHLP,pfnVarGetRange}
925	*/
926	static DECLCALLBACK(int) dbgcHlpVarGetRange(PDBGCCMDHLP pCmdHlp, PCDBGCVAR pVar, uint64_t cbElement, uint64_t cbDefault,
927	uint64_t *pcbRange)
928	{
929	RT_NOREF1(pCmdHlp);
930	/** @todo implement this properly, strings/symbols are not resolved now. */
931	switch (pVar->enmRangeType)
932	{
933	default:
934	case DBGCVAR_RANGE_NONE:
935	*pcbRange = cbDefault;
936	break;
937	case DBGCVAR_RANGE_BYTES:
938	*pcbRange = pVar->u64Range;
939	break;
940	case DBGCVAR_RANGE_ELEMENTS:
941	pcbRange = pVar->u64Range cbElement;
942	break;
943	}
944	return VINF_SUCCESS;
945	}
946
947
948	/**
949	* @interface_method_impl{DBGCCMDHLP,pfnVarConvert}
950	*/
951	static DECLCALLBACK(int) dbgcHlpVarConvert(PDBGCCMDHLP pCmdHlp, PCDBGCVAR pVar, DBGCVARTYPE enmToType, bool fConvSyms,
952	PDBGCVAR pResult)
953	{
954	PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
955	DBGCVAR const InVar = pVar; / if pVar == pResult */
956	PCDBGCVAR pArg = &InVar; /* lazy bird, clean up later */
957	DBGFADDRESS Address;
958	int rc;
959
960	Assert(pDbgc->pUVM);
961
962	*pResult = InVar;
963	switch (InVar.enmType)
964	{
965	case DBGCVAR_TYPE_GC_FLAT:
966	switch (enmToType)
967	{
968	case DBGCVAR_TYPE_GC_FLAT:
969	return VINF_SUCCESS;
970
971	case DBGCVAR_TYPE_GC_FAR:
972	return VERR_DBGC_PARSE_INCORRECT_ARG_TYPE;
973
974	case DBGCVAR_TYPE_GC_PHYS:
975	pResult->enmType = DBGCVAR_TYPE_GC_PHYS;
976	rc = DBGFR3AddrToPhys(pDbgc->pUVM, pDbgc->idCpu,
977	DBGFR3AddrFromFlat(pDbgc->pUVM, &Address, pArg->u.GCFlat),
978	&pResult->u.GCPhys);
979	if (RT_SUCCESS(rc))
980	return VINF_SUCCESS;
981	return VERR_DBGC_PARSE_CONVERSION_FAILED;
982
983	case DBGCVAR_TYPE_HC_FLAT:
984	pResult->enmType = DBGCVAR_TYPE_HC_FLAT;
985	rc = DBGFR3AddrToVolatileR3Ptr(pDbgc->pUVM, pDbgc->idCpu,
986	DBGFR3AddrFromFlat(pDbgc->pUVM, &Address, pArg->u.GCFlat),
987	false /fReadOnly /,
988	&pResult->u.pvHCFlat);
989	if (RT_SUCCESS(rc))
990	return VINF_SUCCESS;
991	return VERR_DBGC_PARSE_CONVERSION_FAILED;
992
993	case DBGCVAR_TYPE_HC_PHYS:
994	pResult->enmType = DBGCVAR_TYPE_HC_PHYS;
995	rc = DBGFR3AddrToHostPhys(pDbgc->pUVM, pDbgc->idCpu,
996	DBGFR3AddrFromFlat(pDbgc->pUVM, &Address, pArg->u.GCFlat),
997	&pResult->u.GCPhys);
998	if (RT_SUCCESS(rc))
999	return VINF_SUCCESS;
1000	return VERR_DBGC_PARSE_CONVERSION_FAILED;
1001
1002	case DBGCVAR_TYPE_NUMBER:
1003	pResult->enmType = enmToType;
1004	pResult->u.u64Number = InVar.u.GCFlat;
1005	return VINF_SUCCESS;
1006
1007	case DBGCVAR_TYPE_STRING:
1008	case DBGCVAR_TYPE_SYMBOL:
1009	return VERR_DBGC_PARSE_INCORRECT_ARG_TYPE;
1010
1011	case DBGCVAR_TYPE_UNKNOWN:
1012	case DBGCVAR_TYPE_ANY:
1013	break;
1014	}
1015	break;
1016
1017	case DBGCVAR_TYPE_GC_FAR:
1018	switch (enmToType)
1019	{
1020	case DBGCVAR_TYPE_GC_FLAT:
1021	rc = DBGFR3AddrFromSelOff(pDbgc->pUVM, pDbgc->idCpu, &Address, pArg->u.GCFar.sel, pArg->u.GCFar.off);
1022	if (RT_SUCCESS(rc))
1023	{
1024	pResult->enmType = DBGCVAR_TYPE_GC_FLAT;
1025	pResult->u.GCFlat = Address.FlatPtr;
1026	return VINF_SUCCESS;
1027	}
1028	return VERR_DBGC_PARSE_CONVERSION_FAILED;
1029
1030	case DBGCVAR_TYPE_GC_FAR:
1031	return VINF_SUCCESS;
1032
1033	case DBGCVAR_TYPE_GC_PHYS:
1034	rc = DBGFR3AddrFromSelOff(pDbgc->pUVM, pDbgc->idCpu, &Address, pArg->u.GCFar.sel, pArg->u.GCFar.off);
1035	if (RT_SUCCESS(rc))
1036	{
1037	pResult->enmType = DBGCVAR_TYPE_GC_PHYS;
1038	rc = DBGFR3AddrToPhys(pDbgc->pUVM, pDbgc->idCpu, &Address, &pResult->u.GCPhys);
1039	if (RT_SUCCESS(rc))
1040	return VINF_SUCCESS;
1041	}
1042	return VERR_DBGC_PARSE_CONVERSION_FAILED;
1043
1044	case DBGCVAR_TYPE_HC_FLAT:
1045	rc = DBGFR3AddrFromSelOff(pDbgc->pUVM, pDbgc->idCpu, &Address, pArg->u.GCFar.sel, pArg->u.GCFar.off);
1046	if (RT_SUCCESS(rc))
1047	{
1048	pResult->enmType = DBGCVAR_TYPE_HC_FLAT;
1049	rc = DBGFR3AddrToVolatileR3Ptr(pDbgc->pUVM, pDbgc->idCpu, &Address,
1050	false /fReadOnly/, &pResult->u.pvHCFlat);
1051	if (RT_SUCCESS(rc))
1052	return VINF_SUCCESS;
1053	}
1054	return VERR_DBGC_PARSE_CONVERSION_FAILED;
1055
1056	case DBGCVAR_TYPE_HC_PHYS:
1057	rc = DBGFR3AddrFromSelOff(pDbgc->pUVM, pDbgc->idCpu, &Address, pArg->u.GCFar.sel, pArg->u.GCFar.off);
1058	if (RT_SUCCESS(rc))
1059	{
1060	pResult->enmType = DBGCVAR_TYPE_HC_PHYS;
1061	rc = DBGFR3AddrToHostPhys(pDbgc->pUVM, pDbgc->idCpu, &Address, &pResult->u.GCPhys);
1062	if (RT_SUCCESS(rc))
1063	return VINF_SUCCESS;
1064	}
1065	return VERR_DBGC_PARSE_CONVERSION_FAILED;
1066
1067	case DBGCVAR_TYPE_NUMBER:
1068	pResult->enmType = enmToType;
1069	pResult->u.u64Number = InVar.u.GCFar.off;
1070	return VINF_SUCCESS;
1071
1072	case DBGCVAR_TYPE_STRING:
1073	case DBGCVAR_TYPE_SYMBOL:
1074	return VERR_DBGC_PARSE_INCORRECT_ARG_TYPE;
1075
1076	case DBGCVAR_TYPE_UNKNOWN:
1077	case DBGCVAR_TYPE_ANY:
1078	break;
1079	}
1080	break;
1081
1082	case DBGCVAR_TYPE_GC_PHYS:
1083	switch (enmToType)
1084	{
1085	case DBGCVAR_TYPE_GC_FLAT:
1086	//rc = MMR3PhysGCPhys2GCVirtEx(pDbgc->pVM, pResult->u.GCPhys, ..., &pResult->u.GCFlat); - yea, sure.
1087	return VERR_DBGC_PARSE_INCORRECT_ARG_TYPE;
1088
1089	case DBGCVAR_TYPE_GC_FAR:
1090	return VERR_DBGC_PARSE_INCORRECT_ARG_TYPE;
1091
1092	case DBGCVAR_TYPE_GC_PHYS:
1093	return VINF_SUCCESS;
1094
1095	case DBGCVAR_TYPE_HC_FLAT:
1096	pResult->enmType = DBGCVAR_TYPE_HC_FLAT;
1097	rc = DBGFR3AddrToVolatileR3Ptr(pDbgc->pUVM, pDbgc->idCpu,
1098	DBGFR3AddrFromPhys(pDbgc->pUVM, &Address, pArg->u.GCPhys),
1099	false /fReadOnly /,
1100	&pResult->u.pvHCFlat);
1101	if (RT_SUCCESS(rc))
1102	return VINF_SUCCESS;
1103	return VERR_DBGC_PARSE_CONVERSION_FAILED;
1104
1105	case DBGCVAR_TYPE_HC_PHYS:
1106	pResult->enmType = DBGCVAR_TYPE_HC_PHYS;
1107	rc = DBGFR3AddrToHostPhys(pDbgc->pUVM, pDbgc->idCpu,
1108	DBGFR3AddrFromPhys(pDbgc->pUVM, &Address, pArg->u.GCPhys),
1109	&pResult->u.HCPhys);
1110	if (RT_SUCCESS(rc))
1111	return VINF_SUCCESS;
1112	return VERR_DBGC_PARSE_CONVERSION_FAILED;
1113
1114	case DBGCVAR_TYPE_NUMBER:
1115	pResult->enmType = enmToType;
1116	pResult->u.u64Number = InVar.u.GCPhys;
1117	return VINF_SUCCESS;
1118
1119	case DBGCVAR_TYPE_STRING:
1120	case DBGCVAR_TYPE_SYMBOL:
1121	return VERR_DBGC_PARSE_INCORRECT_ARG_TYPE;
1122
1123	case DBGCVAR_TYPE_UNKNOWN:
1124	case DBGCVAR_TYPE_ANY:
1125	break;
1126	}
1127	break;
1128
1129	case DBGCVAR_TYPE_HC_FLAT:
1130	switch (enmToType)
1131	{
1132	case DBGCVAR_TYPE_GC_FLAT:
1133	return VERR_DBGC_PARSE_INCORRECT_ARG_TYPE;
1134
1135	case DBGCVAR_TYPE_GC_FAR:
1136	return VERR_DBGC_PARSE_INCORRECT_ARG_TYPE;
1137
1138	case DBGCVAR_TYPE_GC_PHYS:
1139	pResult->enmType = DBGCVAR_TYPE_GC_PHYS;
1140	rc = PGMR3DbgR3Ptr2GCPhys(pDbgc->pUVM, pArg->u.pvHCFlat, &pResult->u.GCPhys);
1141	if (RT_SUCCESS(rc))
1142	return VINF_SUCCESS;
1143	/** @todo more memory types! */
1144	return VERR_DBGC_PARSE_CONVERSION_FAILED;
1145
1146	case DBGCVAR_TYPE_HC_FLAT:
1147	return VINF_SUCCESS;
1148
1149	case DBGCVAR_TYPE_HC_PHYS:
1150	pResult->enmType = DBGCVAR_TYPE_HC_PHYS;
1151	rc = PGMR3DbgR3Ptr2HCPhys(pDbgc->pUVM, pArg->u.pvHCFlat, &pResult->u.HCPhys);
1152	if (RT_SUCCESS(rc))
1153	return VINF_SUCCESS;
1154	/** @todo more memory types! */
1155	return VERR_DBGC_PARSE_CONVERSION_FAILED;
1156
1157	case DBGCVAR_TYPE_NUMBER:
1158	pResult->enmType = enmToType;
1159	pResult->u.u64Number = (uintptr_t)InVar.u.pvHCFlat;
1160	return VINF_SUCCESS;
1161
1162	case DBGCVAR_TYPE_STRING:
1163	case DBGCVAR_TYPE_SYMBOL:
1164	return VERR_DBGC_PARSE_INCORRECT_ARG_TYPE;
1165
1166	case DBGCVAR_TYPE_UNKNOWN:
1167	case DBGCVAR_TYPE_ANY:
1168	break;
1169	}
1170	break;
1171
1172	case DBGCVAR_TYPE_HC_PHYS:
1173	switch (enmToType)
1174	{
1175	case DBGCVAR_TYPE_GC_FLAT:
1176	return VERR_DBGC_PARSE_INCORRECT_ARG_TYPE;
1177
1178	case DBGCVAR_TYPE_GC_FAR:
1179	return VERR_DBGC_PARSE_INCORRECT_ARG_TYPE;
1180
1181	case DBGCVAR_TYPE_GC_PHYS:
1182	pResult->enmType = DBGCVAR_TYPE_GC_PHYS;
1183	rc = PGMR3DbgHCPhys2GCPhys(pDbgc->pUVM, pArg->u.HCPhys, &pResult->u.GCPhys);
1184	if (RT_SUCCESS(rc))
1185	return VINF_SUCCESS;
1186	return VERR_DBGC_PARSE_CONVERSION_FAILED;
1187
1188	case DBGCVAR_TYPE_HC_FLAT:
1189	return VERR_DBGC_PARSE_INCORRECT_ARG_TYPE;
1190
1191	case DBGCVAR_TYPE_HC_PHYS:
1192	return VINF_SUCCESS;
1193
1194	case DBGCVAR_TYPE_NUMBER:
1195	pResult->enmType = enmToType;
1196	pResult->u.u64Number = InVar.u.HCPhys;
1197	return VINF_SUCCESS;
1198
1199	case DBGCVAR_TYPE_STRING:
1200	case DBGCVAR_TYPE_SYMBOL:
1201	return VERR_DBGC_PARSE_INCORRECT_ARG_TYPE;
1202
1203	case DBGCVAR_TYPE_UNKNOWN:
1204	case DBGCVAR_TYPE_ANY:
1205	break;
1206	}
1207	break;
1208
1209	case DBGCVAR_TYPE_NUMBER:
1210	switch (enmToType)
1211	{
1212	case DBGCVAR_TYPE_GC_FLAT:
1213	pResult->enmType = DBGCVAR_TYPE_GC_FLAT;
1214	pResult->u.GCFlat = (RTGCPTR)InVar.u.u64Number;
1215	return VINF_SUCCESS;
1216
1217	case DBGCVAR_TYPE_GC_FAR:
1218	return VERR_DBGC_PARSE_INCORRECT_ARG_TYPE;
1219
1220	case DBGCVAR_TYPE_GC_PHYS:
1221	pResult->enmType = DBGCVAR_TYPE_GC_PHYS;
1222	pResult->u.GCPhys = (RTGCPHYS)InVar.u.u64Number;
1223	return VINF_SUCCESS;
1224
1225	case DBGCVAR_TYPE_HC_FLAT:
1226	pResult->enmType = DBGCVAR_TYPE_HC_FLAT;
1227	pResult->u.pvHCFlat = (void *)(uintptr_t)InVar.u.u64Number;
1228	return VINF_SUCCESS;
1229
1230	case DBGCVAR_TYPE_HC_PHYS:
1231	pResult->enmType = DBGCVAR_TYPE_HC_PHYS;
1232	pResult->u.HCPhys = (RTHCPHYS)InVar.u.u64Number;
1233	return VINF_SUCCESS;
1234
1235	case DBGCVAR_TYPE_NUMBER:
1236	return VINF_SUCCESS;
1237
1238	case DBGCVAR_TYPE_STRING:
1239	case DBGCVAR_TYPE_SYMBOL:
1240	return VERR_DBGC_PARSE_INCORRECT_ARG_TYPE;
1241
1242	case DBGCVAR_TYPE_UNKNOWN:
1243	case DBGCVAR_TYPE_ANY:
1244	break;
1245	}
1246	break;
1247
1248	case DBGCVAR_TYPE_SYMBOL:
1249	case DBGCVAR_TYPE_STRING:
1250	switch (enmToType)
1251	{
1252	case DBGCVAR_TYPE_GC_FLAT:
1253	case DBGCVAR_TYPE_GC_FAR:
1254	case DBGCVAR_TYPE_GC_PHYS:
1255	case DBGCVAR_TYPE_HC_FLAT:
1256	case DBGCVAR_TYPE_HC_PHYS:
1257	case DBGCVAR_TYPE_NUMBER:
1258	if (fConvSyms)
1259	{
1260	rc = dbgcSymbolGet(pDbgc, InVar.u.pszString, enmToType, pResult);
1261	if (RT_SUCCESS(rc))
1262	return VINF_SUCCESS;
1263	}
1264	return VERR_DBGC_PARSE_INCORRECT_ARG_TYPE;
1265
1266	case DBGCVAR_TYPE_STRING:
1267	case DBGCVAR_TYPE_SYMBOL:
1268	pResult->enmType = enmToType;
1269	return VINF_SUCCESS;
1270
1271	case DBGCVAR_TYPE_UNKNOWN:
1272	case DBGCVAR_TYPE_ANY:
1273	break;
1274	}
1275	break;
1276
1277	case DBGCVAR_TYPE_UNKNOWN:
1278	case DBGCVAR_TYPE_ANY:
1279	break;
1280	}
1281
1282	AssertMsgFailed(("f=%d t=%d\n", InVar.enmType, enmToType));
1283	return VERR_INVALID_PARAMETER;
1284	}
1285
1286
1287	/**
1288	* @interface_method_impl{DBGFINFOHLP,pfnPrintf}
1289	*/
1290	static DECLCALLBACK(void) dbgcHlpGetDbgfOutputHlp_Printf(PCDBGFINFOHLP pHlp, const char *pszFormat, ...)
1291	{
1292	PDBGC pDbgc = RT_FROM_MEMBER(pHlp, DBGC, DbgfOutputHlp);
1293	va_list va;
1294	va_start(va, pszFormat);
1295	pDbgc->CmdHlp.pfnPrintfV(&pDbgc->CmdHlp, NULL, pszFormat, va);
1296	va_end(va);
1297	}
1298
1299
1300	/**
1301	* @interface_method_impl{DBGFINFOHLP,pfnPrintfV}
1302	*/
1303	static DECLCALLBACK(void) dbgcHlpGetDbgfOutputHlp_PrintfV(PCDBGFINFOHLP pHlp, const char *pszFormat, va_list args)
1304	{
1305	PDBGC pDbgc = RT_FROM_MEMBER(pHlp, DBGC, DbgfOutputHlp);
1306	pDbgc->CmdHlp.pfnPrintfV(&pDbgc->CmdHlp, NULL, pszFormat, args);
1307	}
1308
1309
1310	/**
1311	* @interface_method_impl{DBGCCMDHLP,pfnGetDbgfOutputHlp}
1312	*/
1313	static DECLCALLBACK(PCDBGFINFOHLP) dbgcHlpGetDbgfOutputHlp(PDBGCCMDHLP pCmdHlp)
1314	{
1315	PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
1316
1317	/* Lazy init */
1318	if (!pDbgc->DbgfOutputHlp.pfnPrintf)
1319	{
1320	pDbgc->DbgfOutputHlp.pfnPrintf = dbgcHlpGetDbgfOutputHlp_Printf;
1321	pDbgc->DbgfOutputHlp.pfnPrintfV = dbgcHlpGetDbgfOutputHlp_PrintfV;
1322	pDbgc->DbgfOutputHlp.pfnGetOptError = DBGFR3InfoGenericGetOptError;
1323	}
1324
1325	return &pDbgc->DbgfOutputHlp;
1326	}
1327
1328
1329	/**
1330	* @interface_method_impl{DBGCCMDHLP,pfnGetCurrentCpu}
1331	*/
1332	static DECLCALLBACK(VMCPUID) dbgcHlpGetCurrentCpu(PDBGCCMDHLP pCmdHlp)
1333	{
1334	PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
1335	return pDbgc->idCpu;
1336	}
1337
1338
1339	/**
1340	* @interface_method_impl{DBGCCMDHLP,pfnGetCpuMode}
1341	*/
1342	static DECLCALLBACK(CPUMMODE) dbgcHlpGetCpuMode(PDBGCCMDHLP pCmdHlp)
1343	{
1344	PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
1345	CPUMMODE enmMode = CPUMMODE_INVALID;
1346	if (pDbgc->pUVM)
1347	enmMode = DBGFR3CpuGetMode(pDbgc->pUVM, DBGCCmdHlpGetCurrentCpu(pCmdHlp));
1348	if (enmMode == CPUMMODE_INVALID)
1349	#if HC_ARCH_BITS == 64
1350	enmMode = CPUMMODE_LONG;
1351	#else
1352	enmMode = CPUMMODE_PROTECTED;
1353	#endif
1354	return enmMode;
1355	}
1356
1357
1358	/**
1359	* @interface_method_impl{DBGCCMDHLP,pfnRegPrintf}
1360	*/
1361	static DECLCALLBACK(int) dbgcHlpRegPrintf(PDBGCCMDHLP pCmdHlp, VMCPUID idCpu, int f64BitMode, bool fTerse)
1362	{
1363	PDBGC pDbgc = DBGC_CMDHLP2DBGC(pCmdHlp);
1364	char szDisAndRegs[8192];
1365	int rc;
1366
1367	if (f64BitMode < 0)
1368	f64BitMode = DBGFR3CpuIsIn64BitCode(pDbgc->pUVM, idCpu);
1369
1370	#ifndef VBOX_VMM_TARGET_ARMV8
1371	if (fTerse)
1372	{
1373	if (f64BitMode)
1374	rc = DBGFR3RegPrintf(pDbgc->pUVM, idCpu, &szDisAndRegs[0], sizeof(szDisAndRegs),
1375	"u %016VR{rip} L 0\n"
1376	"rax=%016VR{rax} rbx=%016VR{rbx} rcx=%016VR{rcx} rdx=%016VR{rdx}\n"
1377	"rsi=%016VR{rsi} rdi=%016VR{rdi} r8 =%016VR{r8} r9 =%016VR{r9}\n"
1378	"r10=%016VR{r10} r11=%016VR{r11} r12=%016VR{r12} r13=%016VR{r13}\n"
1379	"r14=%016VR{r14} r15=%016VR{r15} %VRF{rflags}\n"
1380	"rip=%016VR{rip} rsp=%016VR{rsp} rbp=%016VR{rbp}\n"
1381	"cs=%04VR{cs} ds=%04VR{ds} es=%04VR{es} fs=%04VR{fs} gs=%04VR{gs} ss=%04VR{ss} rflags=%08VR{rflags}\n");
1382	else
1383	rc = DBGFR3RegPrintf(pDbgc->pUVM, idCpu, szDisAndRegs, sizeof(szDisAndRegs),
1384	"u %04VR{cs}:%08VR{eip} L 0\n"
1385	"eax=%08VR{eax} ebx=%08VR{ebx} ecx=%08VR{ecx} edx=%08VR{edx} esi=%08VR{esi} edi=%08VR{edi}\n"
1386	"eip=%08VR{eip} esp=%08VR{esp} ebp=%08VR{ebp} %VRF{eflags}\n"
1387	"cs=%04VR{cs} ds=%04VR{ds} es=%04VR{es} fs=%04VR{fs} gs=%04VR{gs} ss=%04VR{ss} eflags=%08VR{eflags}\n");
1388	}
1389	else
1390	{
1391	if (f64BitMode)
1392	rc = DBGFR3RegPrintf(pDbgc->pUVM, idCpu, &szDisAndRegs[0], sizeof(szDisAndRegs),
1393	"u %016VR{rip} L 0\n"
1394	"rax=%016VR{rax} rbx=%016VR{rbx} rcx=%016VR{rcx} rdx=%016VR{rdx}\n"
1395	"rsi=%016VR{rsi} rdi=%016VR{rdi} r8 =%016VR{r8} r9 =%016VR{r9}\n"
1396	"r10=%016VR{r10} r11=%016VR{r11} r12=%016VR{r12} r13=%016VR{r13}\n"
1397	"r14=%016VR{r14} r15=%016VR{r15} %VRF{rflags}\n"
1398	"rip=%016VR{rip} rsp=%016VR{rsp} rbp=%016VR{rbp}\n"
1399	"cs={%04VR{cs} base=%016VR{cs_base} limit=%08VR{cs_lim} flags=%04VR{cs_attr}} cr0=%016VR{cr0}\n"
1400	"ds={%04VR{ds} base=%016VR{ds_base} limit=%08VR{ds_lim} flags=%04VR{ds_attr}} cr2=%016VR{cr2}\n"
1401	"es={%04VR{es} base=%016VR{es_base} limit=%08VR{es_lim} flags=%04VR{es_attr}} cr3=%016VR{cr3}\n"
1402	"fs={%04VR{fs} base=%016VR{fs_base} limit=%08VR{fs_lim} flags=%04VR{fs_attr}} cr4=%016VR{cr4}\n"
1403	"gs={%04VR{gs} base=%016VR{gs_base} limit=%08VR{gs_lim} flags=%04VR{gs_attr}} cr8=%016VR{cr8}\n"
1404	"ss={%04VR{ss} base=%016VR{ss_base} limit=%08VR{ss_lim} flags=%04VR{ss_attr}}\n"
1405	"dr0=%016VR{dr0} dr1=%016VR{dr1} dr2=%016VR{dr2} dr3=%016VR{dr3}\n"
1406	"dr6=%016VR{dr6} dr7=%016VR{dr7}\n"
1407	"gdtr=%016VR{gdtr_base}:%04VR{gdtr_lim} idtr=%016VR{idtr_base}:%04VR{idtr_lim} rflags=%08VR{rflags}\n"
1408	"ldtr={%04VR{ldtr} base=%016VR{ldtr_base} limit=%08VR{ldtr_lim} flags=%08VR{ldtr_attr}}\n"
1409	"tr ={%04VR{tr} base=%016VR{tr_base} limit=%08VR{tr_lim} flags=%08VR{tr_attr}}\n"
1410	" sysenter={cs=%04VR{sysenter_cs} eip=%08VR{sysenter_eip} esp=%08VR{sysenter_esp}}\n"
1411	" efer=%016VR{efer}\n"
1412	" pat=%016VR{pat}\n"
1413	" sf_mask=%016VR{sf_mask}\n"
1414	"krnl_gs_base=%016VR{krnl_gs_base}\n"
1415	" lstar=%016VR{lstar}\n"
1416	" star=%016VR{star} cstar=%016VR{cstar}\n"
1417	"fcw=%04VR{fcw} fsw=%04VR{fsw} ftw=%04VR{ftw} mxcsr=%04VR{mxcsr} mxcsr_mask=%04VR{mxcsr_mask}\n"
1418	);
1419	else
1420	rc = DBGFR3RegPrintf(pDbgc->pUVM, idCpu, szDisAndRegs, sizeof(szDisAndRegs),
1421	"u %04VR{cs}:%08VR{eip} L 0\n"
1422	"eax=%08VR{eax} ebx=%08VR{ebx} ecx=%08VR{ecx} edx=%08VR{edx} esi=%08VR{esi} edi=%08VR{edi}\n"
1423	"eip=%08VR{eip} esp=%08VR{esp} ebp=%08VR{ebp} %VRF{eflags}\n"
1424	"cs={%04VR{cs} base=%08VR{cs_base} limit=%08VR{cs_lim} flags=%04VR{cs_attr}} dr0=%08VR{dr0} dr1=%08VR{dr1}\n"
1425	"ds={%04VR{ds} base=%08VR{ds_base} limit=%08VR{ds_lim} flags=%04VR{ds_attr}} dr2=%08VR{dr2} dr3=%08VR{dr3}\n"
1426	"es={%04VR{es} base=%08VR{es_base} limit=%08VR{es_lim} flags=%04VR{es_attr}} dr6=%08VR{dr6} dr7=%08VR{dr7}\n"
1427	"fs={%04VR{fs} base=%08VR{fs_base} limit=%08VR{fs_lim} flags=%04VR{fs_attr}} cr0=%08VR{cr0} cr2=%08VR{cr2}\n"
1428	"gs={%04VR{gs} base=%08VR{gs_base} limit=%08VR{gs_lim} flags=%04VR{gs_attr}} cr3=%08VR{cr3} cr4=%08VR{cr4}\n"
1429	"ss={%04VR{ss} base=%08VR{ss_base} limit=%08VR{ss_lim} flags=%04VR{ss_attr}} cr8=%08VR{cr8}\n"
1430	"gdtr=%08VR{gdtr_base}:%04VR{gdtr_lim} idtr=%08VR{idtr_base}:%04VR{idtr_lim} eflags=%08VR{eflags}\n"
1431	"ldtr={%04VR{ldtr} base=%08VR{ldtr_base} limit=%08VR{ldtr_lim} flags=%04VR{ldtr_attr}}\n"
1432	"tr ={%04VR{tr} base=%08VR{tr_base} limit=%08VR{tr_lim} flags=%04VR{tr_attr}}\n"
1433	"sysenter={cs=%04VR{sysenter_cs} eip=%08VR{sysenter_eip} esp=%08VR{sysenter_esp}}\n"
1434	"fcw=%04VR{fcw} fsw=%04VR{fsw} ftw=%04VR{ftw} mxcsr=%04VR{mxcsr} mxcsr_mask=%04VR{mxcsr_mask}\n"
1435	);
1436	}
1437	#else
1438	if (fTerse)
1439	{
1440	if (f64BitMode)
1441	rc = DBGFR3RegPrintf(pDbgc->pUVM, idCpu, &szDisAndRegs[0], sizeof(szDisAndRegs),
1442	"u %016VR{pc} L 0\n"
1443	"x0=%016VR{x0} x1=%016VR{x1} x2=%016VR{x2} x3=%016VR{x3}\n"
1444	"x4=%016VR{x4} x5=%016VR{x5} x6=%016VR{x6} x7=%016VR{x7}\n"
1445	"x8=%016VR{x8} x9=%016VR{x9} x10=%016VR{x10} x11=%016VR{x11}\n"
1446	"x12=%016VR{x12} x13=%016VR{x13} x14=%016VR{x14} x15=%016VR{x15}\n"
1447	"x16=%016VR{x16} x17=%016VR{x17} x18=%016VR{x18} x19=%016VR{x19}\n"
1448	"x20=%016VR{x20} x21=%016VR{x21} x22=%016VR{x22} x23=%016VR{x23}\n"
1449	"x24=%016VR{x24} x25=%016VR{x25} x26=%016VR{x26} x27=%016VR{x27}\n"
1450	"x28=%016VR{x28} x29=%016VR{x29} x30=%016VR{x30}\n"
1451	"pc=%016VR{pc} pstate=%016VR{pstate}\n"
1452	"sp_el0=%016VR{sp_el0} sp_el1=%016VR{sp_el1} elr_el1=%016VR{elr_el1}\n");
1453	else
1454	rc = DBGFR3RegPrintf(pDbgc->pUVM, idCpu, szDisAndRegs, sizeof(szDisAndRegs),
1455	"u %08VR{pc} L 0\n"
1456	"r0=%016VR{r0} r1=%016VR{r1} r2=%016VR{r2} r3=%016VR{r3}\n"
1457	"r4=%016VR{r4} r5=%016VR{r5} r6=%016VR{r6} r7=%016VR{r7}\n"
1458	"r8=%016VR{r8} r9=%016VR{r9} r10=%016VR{r10} r11=%016VR{r11}\n"
1459	"pc=%016VR{pc} pstate=%016VR{pstate}\n");
1460	}
1461	else
1462	{
1463	if (f64BitMode)
1464	rc = DBGFR3RegPrintf(pDbgc->pUVM, idCpu, &szDisAndRegs[0], sizeof(szDisAndRegs),
1465	"u %016VR{pc} L 0\n"
1466	"x0=%016VR{x0} x1=%016VR{x1} x2=%016VR{x2} x3=%016VR{x3}\n"
1467	"x4=%016VR{x4} x5=%016VR{x5} x6=%016VR{x6} x7=%016VR{x7}\n"
1468	"x8=%016VR{x8} x9=%016VR{x9} x10=%016VR{x10} x11=%016VR{x11}\n"
1469	"x12=%016VR{x12} x13=%016VR{x13} x14=%016VR{x14} x15=%016VR{x15}\n"
1470	"x16=%016VR{x16} x17=%016VR{x17} x18=%016VR{x18} x19=%016VR{x19}\n"
1471	"x20=%016VR{x20} x21=%016VR{x21} x22=%016VR{x22} x23=%016VR{x23}\n"
1472	"x24=%016VR{x24} x25=%016VR{x25} x26=%016VR{x26} x27=%016VR{x27}\n"
1473	"x28=%016VR{x28} x29=%016VR{x29} x30=%016VR{x30}\n"
1474	"pc=%016VR{pc} pstate=%016VR{pstate}\n"
1475	"sp_el0=%016VR{sp_el0} sp_el1=%016VR{sp_el1} elr_el1=%016VR{elr_el1}\n"
1476	"sctlr_el1=%016VR{sctlr_el1} tcr_el1=%016VR{tcr_el1}\n"
1477	"ttbr0_el1=%016VR{ttbr0_el1} ttbr1_el1=%016VR{ttbr1_el1}\n"
1478	"vbar_el1=%016VR{vbar_el1}\n");
1479	else
1480	rc = DBGFR3RegPrintf(pDbgc->pUVM, idCpu, szDisAndRegs, sizeof(szDisAndRegs),
1481	"u %08VR{pc} L 0\n"
1482	"r0=%016VR{r0} r1=%016VR{r1} r2=%016VR{r2} r3=%016VR{r3}\n"
1483	"r4=%016VR{r4} r5=%016VR{r5} r6=%016VR{r6} r7=%016VR{r7}\n"
1484	"r8=%016VR{r8} r9=%016VR{r9} r10=%016VR{r10} r11=%016VR{r11}\n"
1485	"pc=%016VR{pc} pstate=%016VR{pstate}\n");
1486	}
1487	#endif
1488	if (RT_FAILURE(rc))
1489	return DBGCCmdHlpVBoxError(pCmdHlp, rc, "DBGFR3RegPrintf failed");
1490	char *pszRegs = strchr(szDisAndRegs, '\n');
1491	*pszRegs++ = '\0';
1492	rc = DBGCCmdHlpPrintf(pCmdHlp, "%s", pszRegs);
1493	if (RT_FAILURE(rc))
1494	return rc;
1495
1496	/*
1497	* Disassemble one instruction at cs:[r\|e]ip.
1498	*/
1499	#ifndef VBOX_VMM_TARGET_ARMV8
1500	if (!f64BitMode && strstr(pszRegs, " vm ")) /* a bit ugly... */
1501	return pCmdHlp->pfnExec(pCmdHlp, "uv86 %s", szDisAndRegs + 2);
1502	#endif
1503	return pCmdHlp->pfnExec(pCmdHlp, "%s", szDisAndRegs);
1504	}
1505
1506
1507	/**
1508	* Initializes the Command Helpers for a DBGC instance.
1509	*
1510	* @param pDbgc Pointer to the DBGC instance.
1511	*/
1512	void dbgcInitCmdHlp(PDBGC pDbgc)
1513	{
1514	pDbgc->CmdHlp.u32Magic = DBGCCMDHLP_MAGIC;
1515	pDbgc->CmdHlp.pfnPrintfV = dbgcHlpPrintfV;
1516	pDbgc->CmdHlp.pfnPrintf = dbgcHlpPrintf;
1517	pDbgc->CmdHlp.pfnStrPrintf = dbgcHlpStrPrintf;
1518	pDbgc->CmdHlp.pfnStrPrintfV = dbgcHlpStrPrintfV;
1519	pDbgc->CmdHlp.pfnVBoxErrorV = dbgcHlpVBoxErrorV;
1520	pDbgc->CmdHlp.pfnVBoxError = dbgcHlpVBoxError;
1521	pDbgc->CmdHlp.pfnMemRead = dbgcHlpMemRead;
1522	pDbgc->CmdHlp.pfnMemWrite = dbgcHlpMemWrite;
1523	pDbgc->CmdHlp.pfnEvalV = dbgcHlpEvalV;
1524	pDbgc->CmdHlp.pfnExec = dbgcHlpExec;
1525	pDbgc->CmdHlp.pfnFailV = dbgcHlpFailV;
1526	pDbgc->CmdHlp.pfnFailRcV = dbgcHlpFailRcV;
1527	pDbgc->CmdHlp.pfnParserError = dbgcHlpParserError;
1528	pDbgc->CmdHlp.pfnVarToDbgfAddr = dbgcHlpVarToDbgfAddr;
1529	pDbgc->CmdHlp.pfnVarFromDbgfAddr = dbgcHlpVarFromDbgfAddr;
1530	pDbgc->CmdHlp.pfnVarToNumber = dbgcHlpVarToNumber;
1531	pDbgc->CmdHlp.pfnVarToBool = dbgcHlpVarToBool;
1532	pDbgc->CmdHlp.pfnVarGetRange = dbgcHlpVarGetRange;
1533	pDbgc->CmdHlp.pfnVarConvert = dbgcHlpVarConvert;
1534	pDbgc->CmdHlp.pfnGetDbgfOutputHlp = dbgcHlpGetDbgfOutputHlp;
1535	pDbgc->CmdHlp.pfnGetCurrentCpu = dbgcHlpGetCurrentCpu;
1536	pDbgc->CmdHlp.pfnGetCpuMode = dbgcHlpGetCpuMode;
1537	pDbgc->CmdHlp.pfnRegPrintf = dbgcHlpRegPrintf;
1538	pDbgc->CmdHlp.u32EndMarker = DBGCCMDHLP_MAGIC;
1539	}
1540

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source: vbox/trunk/src/VBox/Debugger/DBGCCmdHlp.cpp@ 107044

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