VirtualBox

source: vbox/trunk/src/VBox/Runtime/common/dbg/dbgmoddbghelp.cpp@ 75482

Last change on this file since 75482 was 75188, checked in by vboxsync, 6 years ago

IPRT/dbgmoddbghelp.cpp: Don't panic if RVA=NIL_RTLDRADDR and make sure we return failures on failure.
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1/* $Id: dbgmoddbghelp.cpp 75188 2018-10-30 16:46:17Z vboxsync $ */
2/** @file
3 * IPRT - Debug Info Reader Using DbgHelp.dll if Present.
4 */
5
6/*
7 * Copyright (C) 2013-2017 Oracle Corporation
8 *
9 * This file is part of VirtualBox Open Source Edition (OSE), as
10 * available from http://www.virtualbox.org. This file is free software;
11 * you can redistribute it and/or modify it under the terms of the GNU
12 * General Public License (GPL) as published by the Free Software
13 * Foundation, in version 2 as it comes in the "COPYING" file of the
14 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16 *
17 * The contents of this file may alternatively be used under the terms
18 * of the Common Development and Distribution License Version 1.0
19 * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
20 * VirtualBox OSE distribution, in which case the provisions of the
21 * CDDL are applicable instead of those of the GPL.
22 *
23 * You may elect to license modified versions of this file under the
24 * terms and conditions of either the GPL or the CDDL or both.
25 */
26
27
28/*********************************************************************************************************************************
29* Header Files *
30*********************************************************************************************************************************/
31#define LOG_GROUP RTLOGGROUP_DBG
32#include <iprt/dbg.h>
33#include "internal/iprt.h"
34
35#include <iprt/asm.h>
36#include <iprt/ctype.h>
37#include <iprt/err.h>
38#include <iprt/list.h>
39#include <iprt/log.h>
40#include <iprt/mem.h>
41#include <iprt/path.h>
42#include <iprt/string.h>
43#include "internal/dbgmod.h"
44
45#include <iprt/win/windows.h>
46#include <Dbghelp.h>
47#include <iprt/win/lazy-dbghelp.h>
48
49
50/*********************************************************************************************************************************
51* Structures and Typedefs *
52*********************************************************************************************************************************/
53/** For passing arguments to DbgHelp.dll callback. */
54typedef struct RTDBGMODBGHELPARGS
55{
56 RTDBGMOD hCnt;
57 PRTDBGMODINT pMod;
58 uint64_t uModAddr;
59 RTLDRADDR uNextRva;
60
61 /** UTF-8 version of the previous file name. */
62 char *pszPrev;
63 /** Copy of the previous file name. */
64 PRTUTF16 pwszPrev;
65 /** Number of bytes pwszPrev points to. */
66 size_t cbPrevUtf16Alloc;
67} RTDBGMODBGHELPARGS;
68
69
70/** @interface_method_impl{RTDBGMODVTDBG,pfnUnwindFrame} */
71static DECLCALLBACK(int) rtDbgModDbgHelp_UnwindFrame(PRTDBGMODINT pMod, RTDBGSEGIDX iSeg, RTUINTPTR off, PRTDBGUNWINDSTATE pState)
72{
73 RT_NOREF(pMod, iSeg, off, pState);
74 return VERR_DBG_NO_UNWIND_INFO;
75}
76
77
78
79/** @interface_method_impl{RTDBGMODVTDBG,pfnLineByAddr} */
80static DECLCALLBACK(int) rtDbgModDbgHelp_LineByAddr(PRTDBGMODINT pMod, RTDBGSEGIDX iSeg, RTUINTPTR off,
81 PRTINTPTR poffDisp, PRTDBGLINE pLineInfo)
82{
83 RTDBGMOD hCnt = (RTDBGMOD)pMod->pvDbgPriv;
84 return RTDbgModLineByAddr(hCnt, iSeg, off, poffDisp, pLineInfo);
85}
86
87
88/** @interface_method_impl{RTDBGMODVTDBG,pfnLineByOrdinal} */
89static DECLCALLBACK(int) rtDbgModDbgHelp_LineByOrdinal(PRTDBGMODINT pMod, uint32_t iOrdinal, PRTDBGLINE pLineInfo)
90{
91 RTDBGMOD hCnt = (RTDBGMOD)pMod->pvDbgPriv;
92 return RTDbgModLineByOrdinal(hCnt, iOrdinal, pLineInfo);
93}
94
95
96/** @interface_method_impl{RTDBGMODVTDBG,pfnLineCount} */
97static DECLCALLBACK(uint32_t) rtDbgModDbgHelp_LineCount(PRTDBGMODINT pMod)
98{
99 RTDBGMOD hCnt = (RTDBGMOD)pMod->pvDbgPriv;
100 return RTDbgModLineCount(hCnt);
101}
102
103
104/** @interface_method_impl{RTDBGMODVTDBG,pfnLineAdd} */
105static DECLCALLBACK(int) rtDbgModDbgHelp_LineAdd(PRTDBGMODINT pMod, const char *pszFile, size_t cchFile, uint32_t uLineNo,
106 uint32_t iSeg, RTUINTPTR off, uint32_t *piOrdinal)
107{
108 RTDBGMOD hCnt = (RTDBGMOD)pMod->pvDbgPriv;
109 Assert(!pszFile[cchFile]); NOREF(cchFile);
110 return RTDbgModLineAdd(hCnt, pszFile, uLineNo, iSeg, off, piOrdinal);
111}
112
113
114/** @interface_method_impl{RTDBGMODVTDBG,pfnSymbolByAddr} */
115static DECLCALLBACK(int) rtDbgModDbgHelp_SymbolByAddr(PRTDBGMODINT pMod, RTDBGSEGIDX iSeg, RTUINTPTR off, uint32_t fFlags,
116 PRTINTPTR poffDisp, PRTDBGSYMBOL pSymInfo)
117{
118 RTDBGMOD hCnt = (RTDBGMOD)pMod->pvDbgPriv;
119 return RTDbgModSymbolByAddr(hCnt, iSeg, off, fFlags, poffDisp, pSymInfo);
120}
121
122
123/** @interface_method_impl{RTDBGMODVTDBG,pfnSymbolByName} */
124static DECLCALLBACK(int) rtDbgModDbgHelp_SymbolByName(PRTDBGMODINT pMod, const char *pszSymbol, size_t cchSymbol,
125 PRTDBGSYMBOL pSymInfo)
126{
127 RTDBGMOD hCnt = (RTDBGMOD)pMod->pvDbgPriv;
128 Assert(!pszSymbol[cchSymbol]); RT_NOREF_PV(cchSymbol);
129 return RTDbgModSymbolByName(hCnt, pszSymbol/*, cchSymbol*/, pSymInfo);
130}
131
132
133/** @interface_method_impl{RTDBGMODVTDBG,pfnSymbolByOrdinal} */
134static DECLCALLBACK(int) rtDbgModDbgHelp_SymbolByOrdinal(PRTDBGMODINT pMod, uint32_t iOrdinal, PRTDBGSYMBOL pSymInfo)
135{
136 RTDBGMOD hCnt = (RTDBGMOD)pMod->pvDbgPriv;
137 return RTDbgModSymbolByOrdinal(hCnt, iOrdinal, pSymInfo);
138}
139
140
141/** @interface_method_impl{RTDBGMODVTDBG,pfnSymbolCount} */
142static DECLCALLBACK(uint32_t) rtDbgModDbgHelp_SymbolCount(PRTDBGMODINT pMod)
143{
144 RTDBGMOD hCnt = (RTDBGMOD)pMod->pvDbgPriv;
145 return RTDbgModSymbolCount(hCnt);
146}
147
148
149/** @interface_method_impl{RTDBGMODVTDBG,pfnSymbolAdd} */
150static DECLCALLBACK(int) rtDbgModDbgHelp_SymbolAdd(PRTDBGMODINT pMod, const char *pszSymbol, size_t cchSymbol,
151 RTDBGSEGIDX iSeg, RTUINTPTR off, RTUINTPTR cb, uint32_t fFlags,
152 uint32_t *piOrdinal)
153{
154 RTDBGMOD hCnt = (RTDBGMOD)pMod->pvDbgPriv;
155 Assert(!pszSymbol[cchSymbol]); NOREF(cchSymbol);
156 return RTDbgModSymbolAdd(hCnt, pszSymbol, iSeg, off, cb, fFlags, piOrdinal);
157}
158
159
160/** @interface_method_impl{RTDBGMODVTDBG,pfnSegmentByIndex} */
161static DECLCALLBACK(int) rtDbgModDbgHelp_SegmentByIndex(PRTDBGMODINT pMod, RTDBGSEGIDX iSeg, PRTDBGSEGMENT pSegInfo)
162{
163 RTDBGMOD hCnt = (RTDBGMOD)pMod->pvDbgPriv;
164 return RTDbgModSegmentByIndex(hCnt, iSeg, pSegInfo);
165}
166
167
168/** @interface_method_impl{RTDBGMODVTDBG,pfnSegmentCount} */
169static DECLCALLBACK(RTDBGSEGIDX) rtDbgModDbgHelp_SegmentCount(PRTDBGMODINT pMod)
170{
171 RTDBGMOD hCnt = (RTDBGMOD)pMod->pvDbgPriv;
172 return RTDbgModSegmentCount(hCnt);
173}
174
175
176/** @interface_method_impl{RTDBGMODVTDBG,pfnSegmentAdd} */
177static DECLCALLBACK(int) rtDbgModDbgHelp_SegmentAdd(PRTDBGMODINT pMod, RTUINTPTR uRva, RTUINTPTR cb, const char *pszName, size_t cchName,
178 uint32_t fFlags, PRTDBGSEGIDX piSeg)
179{
180 RTDBGMOD hCnt = (RTDBGMOD)pMod->pvDbgPriv;
181 Assert(!pszName[cchName]); NOREF(cchName);
182 return RTDbgModSegmentAdd(hCnt, uRva, cb, pszName, fFlags, piSeg);
183}
184
185
186/** @interface_method_impl{RTDBGMODVTDBG,pfnImageSize} */
187static DECLCALLBACK(RTUINTPTR) rtDbgModDbgHelp_ImageSize(PRTDBGMODINT pMod)
188{
189 RTDBGMOD hCnt = (RTDBGMOD)pMod->pvDbgPriv;
190 RTUINTPTR cb1 = RTDbgModImageSize(hCnt);
191 RTUINTPTR cb2 = pMod->pImgVt->pfnImageSize(pMod);
192 return RT_MAX(cb1, cb2);
193}
194
195
196/** @interface_method_impl{RTDBGMODVTDBG,pfnRvaToSegOff} */
197static DECLCALLBACK(RTDBGSEGIDX) rtDbgModDbgHelp_RvaToSegOff(PRTDBGMODINT pMod, RTUINTPTR uRva, PRTUINTPTR poffSeg)
198{
199 RTDBGMOD hCnt = (RTDBGMOD)pMod->pvDbgPriv;
200 return RTDbgModRvaToSegOff(hCnt, uRva, poffSeg);
201}
202
203
204/** @interface_method_impl{RTDBGMODVTDBG,pfnClose} */
205static DECLCALLBACK(int) rtDbgModDbgHelp_Close(PRTDBGMODINT pMod)
206{
207 RTDBGMOD hCnt = (RTDBGMOD)pMod->pvDbgPriv;;
208 RTDbgModRelease(hCnt);
209 pMod->pvDbgPriv = NULL;
210 return VINF_SUCCESS;
211}
212
213
214/**
215 * SymEnumLinesW callback that adds a line number to the container.
216 *
217 * @returns TRUE, FALSE if we're out of memory.
218 * @param pLineInfo Line number information.
219 * @param pvUser Pointer to a RTDBGMODBGHELPARGS structure.
220 */
221static BOOL CALLBACK rtDbgModDbgHelpCopyLineNumberCallback(PSRCCODEINFOW pLineInfo, PVOID pvUser)
222{
223 RTDBGMODBGHELPARGS *pArgs = (RTDBGMODBGHELPARGS *)pvUser;
224
225 if (pLineInfo->Address < pArgs->uModAddr)
226 {
227 Log((" %#018RX64 %05u %s [SKIPPED - INVALID ADDRESS!]\n", pLineInfo->Address, pLineInfo->LineNumber));
228 return TRUE;
229 }
230
231 /*
232 * To save having to call RTUtf16ToUtf8 every time, we keep a copy of the
233 * previous file name both as UTF-8 and UTF-16.
234 */
235 /** @todo we could combine RTUtf16Len and memcmp... */
236 size_t cbLen = (RTUtf16Len(pLineInfo->FileName) + 1) * sizeof(RTUTF16);
237 if ( !pArgs->pwszPrev
238 || memcmp(pArgs->pwszPrev, pLineInfo->FileName, cbLen) )
239 {
240 if (pArgs->cbPrevUtf16Alloc >= cbLen)
241 memcpy(pArgs->pwszPrev, pLineInfo->FileName, cbLen);
242 else
243 {
244 RTMemFree(pArgs->pwszPrev);
245 pArgs->cbPrevUtf16Alloc = cbLen;
246 pArgs->pwszPrev = (PRTUTF16)RTMemDupEx(pLineInfo->FileName, cbLen, pArgs->cbPrevUtf16Alloc - cbLen);
247 if (!pArgs->pwszPrev)
248 pArgs->cbPrevUtf16Alloc = 0;
249 }
250
251 RTStrFree(pArgs->pszPrev);
252 pArgs->pszPrev = NULL;
253 int rc = RTUtf16ToUtf8(pLineInfo->FileName, &pArgs->pszPrev);
254 if (RT_FAILURE(rc))
255 {
256 SetLastError(ERROR_OUTOFMEMORY);
257 Log(("rtDbgModDbgHelpCopyLineNumberCallback: Out of memory\n"));
258 return FALSE;
259 }
260 }
261
262 /*
263 * Add the line number to the container.
264 */
265 int rc = RTDbgModLineAdd(pArgs->hCnt, pArgs->pszPrev, pLineInfo->LineNumber,
266 RTDBGSEGIDX_RVA, pLineInfo->Address - pArgs->uModAddr, NULL);
267 Log((" %#018RX64 %05u %s [%Rrc]\n", pLineInfo->Address, pLineInfo->LineNumber, pArgs->pszPrev, rc));
268 NOREF(rc);
269
270 return TRUE;
271}
272
273
274/**
275 * Copies the line numbers into the container.
276 *
277 * @returns IPRT status code.
278 * @param pMod The debug module.
279 * @param hCnt The container that will keep the symbols.
280 * @param hFake The fake process handle.
281 * @param uModAddr The module load address.
282 */
283static int rtDbgModDbgHelpCopyLineNumbers(PRTDBGMODINT pMod, RTDBGMOD hCnt, HANDLE hFake, uint64_t uModAddr)
284{
285 RTDBGMODBGHELPARGS Args;
286 Args.hCnt = hCnt;
287 Args.pMod = pMod;
288 Args.uModAddr = uModAddr;
289 Args.pszPrev = NULL;
290 Args.pwszPrev = NULL;
291 Args.cbPrevUtf16Alloc = 0;
292
293 int rc;
294 if (SymEnumLinesW(hFake, uModAddr, NULL /*pszObj*/, NULL /*pszFile*/, rtDbgModDbgHelpCopyLineNumberCallback, &Args))
295 rc = VINF_SUCCESS;
296 else
297 {
298 rc = RTErrConvertFromWin32(GetLastError());
299 Log(("Line number enum: %Rrc (%u)\n", rc, GetLastError()));
300 if (rc == VERR_NOT_SUPPORTED)
301 rc = VINF_SUCCESS;
302 }
303
304 RTStrFree(Args.pszPrev);
305 RTMemFree(Args.pwszPrev);
306 return rc;
307}
308
309
310/**
311 * SymEnumSymbols callback that adds a symbol to the container.
312 *
313 * @returns TRUE
314 * @param pSymInfo The symbol information.
315 * @param cbSymbol The symbol size (estimated).
316 * @param pvUser Pointer to a RTDBGMODBGHELPARGS structure.
317 */
318static BOOL CALLBACK rtDbgModDbgHelpCopySymbolsCallback(PSYMBOL_INFO pSymInfo, ULONG cbSymbol, PVOID pvUser)
319{
320 RTDBGMODBGHELPARGS *pArgs = (RTDBGMODBGHELPARGS *)pvUser;
321 if (pSymInfo->Address < pArgs->uModAddr) /* NT4 SP1 ntfs.dbg */
322 {
323 Log((" %#018RX64 LB %#07x %s [SKIPPED - INVALID ADDRESS!]\n", pSymInfo->Address, cbSymbol, pSymInfo->Name));
324 return TRUE;
325 }
326 if (pSymInfo->NameLen >= RTDBG_SYMBOL_NAME_LENGTH)
327 {
328 Log((" %#018RX64 LB %#07x %s [SKIPPED - TOO LONG (%u > %u)!]\n", pSymInfo->Address, cbSymbol, pSymInfo->Name,
329 pSymInfo->NameLen, RTDBG_SYMBOL_NAME_LENGTH));
330 return TRUE;
331 }
332
333 /* ASSUMES the symbol name is ASCII. */
334 int rc = RTDbgModSymbolAdd(pArgs->hCnt, pSymInfo->Name, RTDBGSEGIDX_RVA,
335 pSymInfo->Address - pArgs->uModAddr, cbSymbol, 0, NULL);
336 Log((" %#018RX64 LB %#07x %s [%Rrc]\n", pSymInfo->Address, cbSymbol, pSymInfo->Name, rc));
337 NOREF(rc);
338
339 return TRUE;
340}
341
342
343/**
344 * Copies the symbols into the container.
345 *
346 * @returns IPRT status code.
347 * @param pMod The debug module.
348 * @param hCnt The container that will keep the symbols.
349 * @param hFake The fake process handle.
350 * @param uModAddr The module load address.
351 */
352static int rtDbgModDbgHelpCopySymbols(PRTDBGMODINT pMod, RTDBGMOD hCnt, HANDLE hFake, uint64_t uModAddr)
353{
354 RTDBGMODBGHELPARGS Args;
355 Args.hCnt = hCnt;
356 Args.pMod = pMod;
357 Args.uModAddr = uModAddr;
358 int rc;
359 if (SymEnumSymbols(hFake, uModAddr, NULL, rtDbgModDbgHelpCopySymbolsCallback, &Args))
360 rc = VINF_SUCCESS;
361 else
362 {
363 rc = RTErrConvertFromWin32(GetLastError());
364 Log(("SymEnumSymbols: %Rrc (%u)\n", rc, GetLastError()));
365 }
366 return rc;
367}
368
369
370/** @callback_method_impl{FNRTLDRENUMSEGS,
371 * Copies the PE segments over into the container.} */
372static DECLCALLBACK(int) rtDbgModDbgHelpAddSegmentsCallback(RTLDRMOD hLdrMod, PCRTLDRSEG pSeg, void *pvUser)
373{
374 RTDBGMODBGHELPARGS *pArgs = (RTDBGMODBGHELPARGS *)pvUser;
375 RT_NOREF_PV(hLdrMod);
376
377 Log(("Segment %.*s: LinkAddress=%#llx RVA=%#llx cb=%#llx\n",
378 pSeg->cchName, pSeg->pszName, (uint64_t)pSeg->LinkAddress, (uint64_t)pSeg->RVA, pSeg->cb));
379
380 Assert(pSeg->cchName > 0);
381 Assert(!pSeg->pszName[pSeg->cchName]);
382
383 RTLDRADDR cb = RT_MAX(pSeg->cb, pSeg->cbMapped);
384 RTLDRADDR uRva = pSeg->RVA;
385 if (!uRva)
386 pArgs->uModAddr = pSeg->LinkAddress;
387 else if (uRva == NIL_RTLDRADDR)
388 {
389 cb = 0;
390 uRva = pArgs->uNextRva;
391 }
392 pArgs->uNextRva = uRva + cb;
393
394 return RTDbgModSegmentAdd(pArgs->hCnt, uRva, cb, pSeg->pszName, 0 /*fFlags*/, NULL);
395}
396
397
398/** @interface_method_impl{RTDBGMODVTDBG,pfnTryOpen} */
399static DECLCALLBACK(int) rtDbgModDbgHelp_TryOpen(PRTDBGMODINT pMod, RTLDRARCH enmArch)
400{
401 NOREF(enmArch);
402
403 /*
404 * Currently only support external files with a executable already present.
405 */
406 if (!pMod->pszDbgFile)
407 return VERR_DBG_NO_MATCHING_INTERPRETER;
408 if (!pMod->pImgVt)
409 return VERR_DBG_NO_MATCHING_INTERPRETER;
410
411 /*
412 * Create a container for copying the information into. We do this early
413 * so we can determine the image base address.
414 */
415 RTDBGMOD hCnt;
416 int rc = RTDbgModCreate(&hCnt, pMod->pszName, 0 /*cbSeg*/, 0 /*fFlags*/);
417 if (RT_SUCCESS(rc))
418 {
419 RTDBGMODBGHELPARGS Args;
420 RT_ZERO(Args);
421 Args.hCnt = hCnt;
422 rc = pMod->pImgVt->pfnEnumSegments(pMod, rtDbgModDbgHelpAddSegmentsCallback, &Args);
423 if (RT_SUCCESS(rc))
424 {
425 uint32_t cbImage = pMod->pImgVt->pfnImageSize(pMod);
426 uint64_t uImageBase = Args.uModAddr ? Args.uModAddr : 0x4000000;
427
428 /*
429 * Try load the module into an empty address space.
430 */
431 static uint32_t volatile s_uFakeHandle = 0x3940000;
432 HANDLE hFake;
433 do
434 hFake = (HANDLE)(uintptr_t)ASMAtomicIncU32(&s_uFakeHandle);
435 while (hFake == NULL || hFake == INVALID_HANDLE_VALUE);
436
437 LogFlow(("rtDbgModDbgHelp_TryOpen: \n"));
438 if (SymInitialize(hFake, NULL /*SearchPath*/, FALSE /*fInvalidProcess*/))
439 {
440 SymSetOptions(SYMOPT_LOAD_LINES | SymGetOptions());
441
442 PRTUTF16 pwszDbgFile;
443 rc = RTStrToUtf16(pMod->pszDbgFile, &pwszDbgFile);
444 if (RT_SUCCESS(rc))
445 {
446 uint64_t uModAddr = SymLoadModuleExW(hFake, NULL /*hFile*/, pwszDbgFile, NULL /*pszModName*/,
447 uImageBase, cbImage, NULL /*pModData*/, 0 /*fFlags*/);
448 if (uModAddr != 0)
449 {
450 rc = rtDbgModDbgHelpCopySymbols(pMod, hCnt, hFake, uModAddr);
451 if (RT_SUCCESS(rc))
452 rc = rtDbgModDbgHelpCopyLineNumbers(pMod, hCnt, hFake, uModAddr);
453 if (RT_SUCCESS(rc))
454 {
455 pMod->pvDbgPriv = hCnt;
456 pMod->pDbgVt = &g_rtDbgModVtDbgDbgHelp;
457 hCnt = NIL_RTDBGMOD;
458 LogFlow(("rtDbgModDbgHelp_TryOpen: Successfully loaded '%s' at %#llx\n",
459 pMod->pszDbgFile, (uint64_t)uImageBase));
460 }
461
462 SymUnloadModule64(hFake, uModAddr);
463 }
464 else
465 {
466 rc = RTErrConvertFromWin32(GetLastError());
467 if (RT_SUCCESS_NP(rc))
468 rc = VERR_DBG_NO_MATCHING_INTERPRETER;
469 LogFlow(("rtDbgModDbgHelp_TryOpen: Error loading the module '%s' at %#llx: %Rrc (%u)\n",
470 pMod->pszDbgFile, (uint64_t)uImageBase, rc, GetLastError()));
471 }
472 RTUtf16Free(pwszDbgFile);
473 }
474 else
475 LogFlow(("rtDbgModDbgHelp_TryOpen: Unicode version issue: %Rrc\n", rc));
476
477 BOOL fRc2 = SymCleanup(hFake); Assert(fRc2); NOREF(fRc2);
478 }
479 else
480 {
481 rc = RTErrConvertFromWin32(GetLastError());
482 if (RT_SUCCESS_NP(rc))
483 rc = VERR_DBG_NO_MATCHING_INTERPRETER;
484 LogFlow(("rtDbgModDbgHelp_TryOpen: SymInitialize failed: %Rrc (%u)\n", rc, GetLastError()));
485 }
486 }
487 RTDbgModRelease(hCnt);
488 }
489 return rc;
490}
491
492
493
494/** Virtual function table for the DBGHELP debug info reader. */
495DECL_HIDDEN_CONST(RTDBGMODVTDBG) const g_rtDbgModVtDbgDbgHelp =
496{
497 /*.u32Magic = */ RTDBGMODVTDBG_MAGIC,
498 /*.fSupports = */ RT_DBGTYPE_CODEVIEW,
499 /*.pszName = */ "dbghelp",
500 /*.pfnTryOpen = */ rtDbgModDbgHelp_TryOpen,
501 /*.pfnClose = */ rtDbgModDbgHelp_Close,
502
503 /*.pfnRvaToSegOff = */ rtDbgModDbgHelp_RvaToSegOff,
504 /*.pfnImageSize = */ rtDbgModDbgHelp_ImageSize,
505
506 /*.pfnSegmentAdd = */ rtDbgModDbgHelp_SegmentAdd,
507 /*.pfnSegmentCount = */ rtDbgModDbgHelp_SegmentCount,
508 /*.pfnSegmentByIndex = */ rtDbgModDbgHelp_SegmentByIndex,
509
510 /*.pfnSymbolAdd = */ rtDbgModDbgHelp_SymbolAdd,
511 /*.pfnSymbolCount = */ rtDbgModDbgHelp_SymbolCount,
512 /*.pfnSymbolByOrdinal = */ rtDbgModDbgHelp_SymbolByOrdinal,
513 /*.pfnSymbolByName = */ rtDbgModDbgHelp_SymbolByName,
514 /*.pfnSymbolByAddr = */ rtDbgModDbgHelp_SymbolByAddr,
515
516 /*.pfnLineAdd = */ rtDbgModDbgHelp_LineAdd,
517 /*.pfnLineCount = */ rtDbgModDbgHelp_LineCount,
518 /*.pfnLineByOrdinal = */ rtDbgModDbgHelp_LineByOrdinal,
519 /*.pfnLineByAddr = */ rtDbgModDbgHelp_LineByAddr,
520
521 /*.pfnUnwindFrame = */ rtDbgModDbgHelp_UnwindFrame,
522
523 /*.u32EndMagic = */ RTDBGMODVTDBG_MAGIC
524};
525
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