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Bug 297723 stackwalk code not working for WinXP 

patch by colin@theblakes.com (cenzic) r=dougt a=bsmedberg
This commit is contained in:
timeless%mozdev.org 2005-06-24 02:32:05 +00:00
Родитель 8fa9b149b7
Коммит 5d1f516686
2 изменённых файлов: 530 добавлений и 145 удалений
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519
xpcom/base/nsStackFrameWin.cpp
Просмотреть файл

@ -1,4 +1,4 @@
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- /* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
* *
* ***** BEGIN LICENSE BLOCK ***** * ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
@ -40,7 +40,6 @@
#include "nscore.h" #include "nscore.h"
#include "windows.h" #include "windows.h"
#include "imagehlp.h"
#include "stdio.h" #include "stdio.h"
#include "nsStackFrameWin.h" #include "nsStackFrameWin.h"
@ -61,36 +60,79 @@ SYMINITIALIZEPROC _SymInitialize;
SYMCLEANUPPROC _SymCleanup; SYMCLEANUPPROC _SymCleanup;
STACKWALKPROC _StackWalk; STACKWALKPROC _StackWalk;
STACKWALKPROC64 _StackWalk64;
SYMFUNCTIONTABLEACCESSPROC _SymFunctionTableAccess; SYMFUNCTIONTABLEACCESSPROC _SymFunctionTableAccess;
SYMFUNCTIONTABLEACCESSPROC64 _SymFunctionTableAccess64;
SYMGETMODULEBASEPROC _SymGetModuleBase; SYMGETMODULEBASEPROC _SymGetModuleBase;
SYMGETMODULEBASEPROC64 _SymGetModuleBase64;
SYMGETSYMFROMADDRPROC _SymGetSymFromAddr; SYMFROMADDRPROC _SymFromAddr;
SYMLOADMODULE _SymLoadModule; SYMLOADMODULE _SymLoadModule;
SYMLOADMODULE64 _SymLoadModule64;
SYMUNDNAME _SymUnDName; SYMUNDNAME _SymUnDName;
SYMGETMODULEINFO _SymGetModuleInfo; SYMGETMODULEINFO _SymGetModuleInfo;
SYMGETMODULEINFO64 _SymGetModuleInfo64;
ENUMLOADEDMODULES _EnumerateLoadedModules; ENUMLOADEDMODULES _EnumerateLoadedModules;
ENUMLOADEDMODULES64 _EnumerateLoadedModules64;
SYMGETLINEFROMADDRPROC _SymGetLineFromAddr; SYMGETLINEFROMADDRPROC _SymGetLineFromAddr;
SYMGETLINEFROMADDRPROC64 _SymGetLineFromAddr64;
HANDLE hStackWalkMutex;
PR_END_EXTERN_C PR_END_EXTERN_C
// Routine to print an error message to standard error.
// Will also print to an additional stream if one is supplied.
void PrintError(char *prefix, FILE *out)
{
LPVOID lpMsgBuf;
DWORD lastErr = GetLastError();
FormatMessage(
FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
NULL,
lastErr,
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language
(LPTSTR) &lpMsgBuf,
0,
NULL
);
fprintf(stderr, "### ERROR: %s: %s", prefix, lpMsgBuf);
if (out)
fprintf(out, "### ERROR: %s: %s\n", prefix, lpMsgBuf);
LocalFree( lpMsgBuf );
}
PRBool PRBool
EnsureImageHlpInitialized() EnsureImageHlpInitialized()
{ {
static PRBool gInitialized = PR_FALSE; static PRBool gInitialized = PR_FALSE;
if (! gInitialized) { if (gInitialized)
HMODULE module = ::LoadLibrary("IMAGEHLP.DLL"); return gInitialized;
// Create a mutex with no initial owner.
hStackWalkMutex = CreateMutex(
NULL, // default security attributes
FALSE, // initially not owned
NULL); // unnamed mutex
if (hStackWalkMutex == NULL) {
PrintError("CreateMutex", NULL);
return PR_FALSE;
}
HMODULE module = ::LoadLibrary("DBGHELP.DLL");
if (!module) {
module = ::LoadLibrary("IMAGEHLP.DLL");
if (!module) return PR_FALSE; if (!module) return PR_FALSE;
}
_SymSetOptions = (SYMSETOPTIONSPROC) ::GetProcAddress(module, "SymSetOptions"); _SymSetOptions = (SYMSETOPTIONSPROC) ::GetProcAddress(module, "SymSetOptions");
if (!_SymSetOptions) return PR_FALSE; if (!_SymSetOptions) return PR_FALSE;
@ -101,46 +143,81 @@ EnsureImageHlpInitialized()
_SymCleanup = (SYMCLEANUPPROC)GetProcAddress(module, "SymCleanup"); _SymCleanup = (SYMCLEANUPPROC)GetProcAddress(module, "SymCleanup");
if (!_SymCleanup) return PR_FALSE; if (!_SymCleanup) return PR_FALSE;
_StackWalk64 = (STACKWALKPROC64)GetProcAddress(module, "StackWalk64");
_StackWalk = (STACKWALKPROC)GetProcAddress(module, "StackWalk"); _StackWalk = (STACKWALKPROC)GetProcAddress(module, "StackWalk");
if (!_StackWalk) return PR_FALSE; if (!_StackWalk64 && !_StackWalk) return PR_FALSE;
_SymFunctionTableAccess64 = (SYMFUNCTIONTABLEACCESSPROC64) GetProcAddress(module, "SymFunctionTableAccess64");
_SymFunctionTableAccess = (SYMFUNCTIONTABLEACCESSPROC) GetProcAddress(module, "SymFunctionTableAccess"); _SymFunctionTableAccess = (SYMFUNCTIONTABLEACCESSPROC) GetProcAddress(module, "SymFunctionTableAccess");
if (!_SymFunctionTableAccess) return PR_FALSE; if (!_SymFunctionTableAccess64 && !_SymFunctionTableAccess) return PR_FALSE;
_SymGetModuleBase64 = (SYMGETMODULEBASEPROC64)GetProcAddress(module, "SymGetModuleBase64");
_SymGetModuleBase = (SYMGETMODULEBASEPROC)GetProcAddress(module, "SymGetModuleBase"); _SymGetModuleBase = (SYMGETMODULEBASEPROC)GetProcAddress(module, "SymGetModuleBase");
if (!_SymGetModuleBase) return PR_FALSE; if (!_SymGetModuleBase64 && !_SymGetModuleBase) return PR_FALSE;
_SymGetSymFromAddr = (SYMGETSYMFROMADDRPROC)GetProcAddress(module, "SymGetSymFromAddr"); _SymFromAddr = (SYMFROMADDRPROC)GetProcAddress(module, "SymFromAddr");
if (!_SymGetSymFromAddr) return PR_FALSE; if (!_SymFromAddr) return PR_FALSE;
_SymLoadModule64 = (SYMLOADMODULE64)GetProcAddress(module, "SymLoadModule64");
_SymLoadModule = (SYMLOADMODULE)GetProcAddress(module, "SymLoadModule"); _SymLoadModule = (SYMLOADMODULE)GetProcAddress(module, "SymLoadModule");
if (!_SymLoadModule) return PR_FALSE; if (!_SymLoadModule64 && !_SymLoadModule) return PR_FALSE;
_SymUnDName = (SYMUNDNAME)GetProcAddress(module, "SymUnDName"); _SymUnDName = (SYMUNDNAME)GetProcAddress(module, "SymUnDName");
if (!_SymUnDName) return PR_FALSE; if (!_SymUnDName) return PR_FALSE;
_SymGetModuleInfo64 = (SYMGETMODULEINFO64)GetProcAddress(module, "SymGetModuleInfo64");
_SymGetModuleInfo = (SYMGETMODULEINFO)GetProcAddress(module, "SymGetModuleInfo"); _SymGetModuleInfo = (SYMGETMODULEINFO)GetProcAddress(module, "SymGetModuleInfo");
if (!_SymGetModuleInfo) return PR_FALSE; if (!_SymGetModuleInfo64 && !_SymGetModuleInfo) return PR_FALSE;
_EnumerateLoadedModules64 = (ENUMLOADEDMODULES64)GetProcAddress(module, "EnumerateLoadedModules64");
_EnumerateLoadedModules = (ENUMLOADEDMODULES)GetProcAddress(module, "EnumerateLoadedModules"); _EnumerateLoadedModules = (ENUMLOADEDMODULES)GetProcAddress(module, "EnumerateLoadedModules");
if (!_EnumerateLoadedModules) return PR_FALSE; if (!_EnumerateLoadedModules64 && !_EnumerateLoadedModules) return PR_FALSE;
_SymGetLineFromAddr64 = (SYMGETLINEFROMADDRPROC64)GetProcAddress(module, "SymGetLineFromAddr64");
_SymGetLineFromAddr = (SYMGETLINEFROMADDRPROC)GetProcAddress(module, "SymGetLineFromAddr"); _SymGetLineFromAddr = (SYMGETLINEFROMADDRPROC)GetProcAddress(module, "SymGetLineFromAddr");
if (!_SymGetLineFromAddr) return PR_FALSE; if (!_SymGetLineFromAddr64 && !_SymGetLineFromAddr) return PR_FALSE;
gInitialized = PR_TRUE; return gInitialized = PR_TRUE;
}
return gInitialized;
} }
/*
* Callback used by SymGetModuleInfoEspecial static BOOL CALLBACK callbackEspecial(
*/ LPSTR aModuleName,
static BOOL CALLBACK callbackEspecial(LPSTR aModuleName, ULONG aModuleBase, ULONG aModuleSize, PVOID aUserContext) DWORD aModuleBase,
ULONG aModuleSize,
PVOID aUserContext)
{ {
BOOL retval = TRUE; BOOL retval = TRUE;
DWORD addr = (DWORD)aUserContext; DWORD addr = *(DWORD*)aUserContext;
/*
* You'll want to control this if we are running on an
* architecture where the addresses go the other direction.
* Not sure this is even a realistic consideration.
*/
const BOOL addressIncreases = TRUE;
/*
* If it falls inside the known range, load the symbols.
*/
if (addressIncreases
? (addr >= aModuleBase && addr <= (aModuleBase + aModuleSize))
: (addr <= aModuleBase && addr >= (aModuleBase - aModuleSize))
) {
retval = _SymLoadModule(GetCurrentProcess(), NULL, aModuleName, NULL, aModuleBase, aModuleSize);
}
return retval;
}
static BOOL CALLBACK callbackEspecial64(
PTSTR aModuleName,
DWORD64 aModuleBase,
ULONG aModuleSize,
PVOID aUserContext)
{
BOOL retval = TRUE;
DWORD64 addr = *(DWORD64*)aUserContext;
/* /*
* You'll want to control this if we are running on an * You'll want to control this if we are running on an
@ -152,16 +229,11 @@ static BOOL CALLBACK callbackEspecial(LPSTR aModuleName, ULONG aModuleBase, ULON
/* /*
* If it falls in side the known range, load the symbols. * If it falls in side the known range, load the symbols.
*/ */
if(addressIncreases if (addressIncreases
? (addr >= aModuleBase && addr <= (aModuleBase + aModuleSize)) ? (addr >= aModuleBase && addr <= (aModuleBase + aModuleSize))
: (addr <= aModuleBase && addr >= (aModuleBase - aModuleSize)) : (addr <= aModuleBase && addr >= (aModuleBase - aModuleSize))
) ) {
{ retval = _SymLoadModule64(GetCurrentProcess(), NULL, aModuleName, NULL, aModuleBase, aModuleSize);
BOOL loadRes = FALSE;
HANDLE process = GetCurrentProcess();
loadRes = _SymLoadModule(process, NULL, aModuleName, NULL, aModuleBase, aModuleSize);
PR_ASSERT(FALSE != loadRes);
} }
return retval; return retval;
@ -201,8 +273,8 @@ BOOL SymGetModuleInfoEspecial(HANDLE aProcess, DWORD aAddr, PIMAGEHLP_MODULE aMo
* Not loaded, here's the magic. * Not loaded, here's the magic.
* Go through all the modules. * Go through all the modules.
*/ */
enumRes = _EnumerateLoadedModules(aProcess, callbackEspecial, (PVOID)aAddr); enumRes = _EnumerateLoadedModules(aProcess, callbackEspecial, (PVOID)&aAddr);
if(FALSE != enumRes) if (FALSE != enumRes)
{ {
/* /*
* One final go. * One final go.
@ -219,59 +291,306 @@ BOOL SymGetModuleInfoEspecial(HANDLE aProcess, DWORD aAddr, PIMAGEHLP_MODULE aMo
if (FALSE != retval && nsnull != aLineInfo && nsnull != _SymGetLineFromAddr) { if (FALSE != retval && nsnull != aLineInfo && nsnull != _SymGetLineFromAddr) {
DWORD displacement = 0; DWORD displacement = 0;
BOOL lineRes = FALSE; BOOL lineRes = FALSE;
lineRes = _SymGetLineFromAddr(aProcess, aAddr, &displacement, aLineInfo); lineRes = _SymGetLineFromAddr(aProcess, aAddr, &displacement, aLineInfo);
} }
return retval; return retval;
} }
BOOL SymGetModuleInfoEspecial64(HANDLE aProcess, DWORD64 aAddr, PIMAGEHLP_MODULE64 aModuleInfo, PIMAGEHLP_LINE64 aLineInfo)
{
BOOL retval = FALSE;
/*
* Init the vars if we have em.
*/
aModuleInfo->SizeOfStruct = sizeof(IMAGEHLP_MODULE64);
if (nsnull != aLineInfo) {
aLineInfo->SizeOfStruct = sizeof(IMAGEHLP_LINE64);
}
/*
* Give it a go.
* It may already be loaded.
*/
retval = _SymGetModuleInfo64(aProcess, aAddr, aModuleInfo);
if (FALSE == retval) {
BOOL enumRes = FALSE;
/*
* Not loaded, here's the magic.
* Go through all the modules.
*/
enumRes = _EnumerateLoadedModules64(aProcess, callbackEspecial64, (PVOID)&aAddr);
if (FALSE != enumRes)
{
/*
* One final go.
* If it fails, then well, we have other problems.
*/
retval = _SymGetModuleInfo64(aProcess, aAddr, aModuleInfo);
}
}
/*
* If we got module info, we may attempt line info as well.
* We will not report failure if this does not work.
*/
if (FALSE != retval && nsnull != aLineInfo && nsnull != _SymGetLineFromAddr64) {
DWORD displacement = 0;
BOOL lineRes = FALSE;
lineRes = _SymGetLineFromAddr64(aProcess, aAddr, &displacement, aLineInfo);
}
return retval;
}
HANDLE
GetCurrentPIDorHandle()
{
if (_SymGetModuleBase64)
return GetCurrentProcess(); // winxp and friends use process handle
return (HANDLE) GetCurrentProcessId(); // winme win98 win95 etc use process identifier
}
PRBool PRBool
EnsureSymInitialized() EnsureSymInitialized()
{ {
static PRBool gInitialized = PR_FALSE; PRBool retStat;
if (! gInitialized) { if (!EnsureImageHlpInitialized())
if (! EnsureImageHlpInitialized())
return PR_FALSE; return PR_FALSE;
_SymSetOptions(SYMOPT_LOAD_LINES | SYMOPT_UNDNAME); _SymSetOptions(SYMOPT_LOAD_LINES | SYMOPT_UNDNAME);
gInitialized = _SymInitialize(GetCurrentProcess(), 0, TRUE); retStat = _SymInitialize(GetCurrentPIDorHandle(), NULL, TRUE);
} if (!retStat)
return gInitialized; PrintError("SymInitialize", NULL);
return retStat;
} }
/** /**
* Walk the stack, translating PC's found into strings and recording the * Walk the stack, translating PC's found into strings and recording the
* chain in aBuffer. For this to work properly, the dll's must be rebased * chain in aBuffer. For this to work properly, the DLLs must be rebased
* so that the address in the file agrees with the address in memory. * so that the address in the file agrees with the address in memory.
* Otherwise StackWalk will return FALSE when it hits a frame in a dll's * Otherwise StackWalk will return FALSE when it hits a frame in a DLLs
* whose in memory address doesn't match it's in-file address. * whose in memory address doesn't match it's in-file address.
*/ */
void void
DumpStackToFile(FILE* aStream) DumpStackToFile(FILE* aStream)
{ {
HANDLE myProcess = ::GetCurrentProcess(); HANDLE myProcess = ::GetCurrentProcess();
HANDLE myThread = ::GetCurrentThread(); HANDLE myThread, walkerThread;
BOOL ok; DWORD walkerReturn;
struct DumpStackToFileData data;
ok = EnsureSymInitialized(); if (!EnsureSymInitialized())
if (! ok)
return; return;
// Get the context information for this thread. That way we will // Have to duplicate handle to get a real handle.
::DuplicateHandle(
::GetCurrentProcess(),
::GetCurrentThread(),
::GetCurrentProcess(),
&myThread,
THREAD_ALL_ACCESS, FALSE, 0
);
data.stream = aStream;
data.thread = myThread;
data.process = myProcess;
walkerThread = ::CreateThread( NULL, 0, DumpStackToFileThread, (LPVOID) &data, 0, NULL ) ;
walkerReturn = ::WaitForSingleObject(walkerThread, INFINITE);
CloseHandle(myThread) ;
if (walkerReturn != WAIT_OBJECT_0)
PrintError("ThreadWait", aStream);
return;
}
DWORD WINAPI
DumpStackToFileThread(LPVOID lpdata)
{
struct DumpStackToFileData *data = (DumpStackToFileData *)lpdata;
DWORD ret ;
// Suspend the calling thread, dump his stack, and then resume him.
// He's currently waiting for us to finish so now should be a good time.
ret = ::SuspendThread( data->thread );
if (ret == -1) {
PrintError("ThreadSuspend", data->stream);
}
else {
if (_StackWalk64)
DumpStackToFileMain64(data);
else
DumpStackToFileMain(data);
ret = ::ResumeThread( data->thread );
if (ret == -1) {
PrintError("ThreadResume", data->stream);
}
}
return 0;
}
void
DumpStackToFileMain64(struct DumpStackToFileData* data)
{
// Get the context information for the thread. That way we will
// know where our sp, fp, pc, etc. are and can fill in the
// STACKFRAME64 with the initial values.
CONTEXT context;
HANDLE myProcess = data->process;
HANDLE myThread = data->thread;
FILE* aStream = data->stream;
DWORD64 addr;
STACKFRAME64 frame64;
int skip = 6; // skip our own stack walking frames
BOOL ok;
// Get a context for the specified thread.
memset(&context, 0, sizeof(CONTEXT));
context.ContextFlags = CONTEXT_FULL;
if (!GetThreadContext(myThread, &context)) {
PrintError("GetThreadContext", aStream);
return;
}
// Setup initial stack frame to walk from
memset(&frame64, 0, sizeof(frame64));
#ifdef _M_IX86
frame64.AddrPC.Offset = context.Eip;
frame64.AddrStack.Offset = context.Esp;
frame64.AddrFrame.Offset = context.Ebp;
#elif defined _M_AMD64
frame64.AddrPC.Offset = context.Rip;
frame64.AddrStack.Offset = context.Rsp;
frame64.AddrFrame.Offset = context.Rbp;
#elif defined _M_IA64
frame64.AddrPC.Offset = context.StIIP;
frame64.AddrStack.Offset = context.SP;
frame64.AddrFrame.Offset = context.RsBSP;
#else
fprintf(aStream, "Unknown platform. No stack walking.");
return;
#endif
frame64.AddrPC.Mode = AddrModeFlat;
frame64.AddrStack.Mode = AddrModeFlat;
frame64.AddrFrame.Mode = AddrModeFlat;
frame64.AddrReturn.Mode = AddrModeFlat;
// Now walk the stack and map the pc's to symbol names
while (1) {
ok = 0;
// stackwalk is not threadsafe, so grab the lock.
DWORD dwWaitResult;
dwWaitResult = WaitForSingleObject(hStackWalkMutex, INFINITE);
if (dwWaitResult == WAIT_OBJECT_0) {
ok = _StackWalk64(
#ifdef _M_AMD64
IMAGE_FILE_MACHINE_AMD64,
#elif defined _M_IA64
IMAGE_FILE_MACHINE_IA64,
#elif defined _M_IX86
IMAGE_FILE_MACHINE_I386,
#else
0,
#endif
myProcess,
myThread,
&frame64,
&context,
NULL,
_SymFunctionTableAccess64, // function table access routine
_SymGetModuleBase64, // module base routine
0
);
if (ok)
addr = frame64.AddrPC.Offset;
else
PrintError("WalkStack64", aStream);
if (!ok || (addr == 0)) {
ReleaseMutex(hStackWalkMutex); // release our lock
break;
}
if (skip-- > 0) {
ReleaseMutex(hStackWalkMutex); // release our lock
continue;
}
//
// Attempt to load module info before we attempt to reolve the symbol.
// This just makes sure we get good info if available.
//
IMAGEHLP_MODULE64 modInfo;
modInfo.SizeOfStruct = sizeof(modInfo);
BOOL modInfoRes;
modInfoRes = SymGetModuleInfoEspecial64(myProcess, addr, &modInfo, nsnull);
ULONG64 buffer[(sizeof(SYMBOL_INFO) +
MAX_SYM_NAME*sizeof(TCHAR) + sizeof(ULONG64) - 1) / sizeof(ULONG64)];
PSYMBOL_INFO pSymbol = (PSYMBOL_INFO)buffer;
pSymbol->SizeOfStruct = sizeof(SYMBOL_INFO);
pSymbol->MaxNameLen = MAX_SYM_NAME;
DWORD64 displacement;
ok = _SymFromAddr(myProcess, addr, &displacement, pSymbol);
// All done with debug calls so release our lock.
ReleaseMutex(hStackWalkMutex);
if (ok)
fprintf(aStream, "%s!%s+0x%016X\n", modInfo.ImageName, pSymbol->Name, displacement);
else
fprintf(aStream, "0x%016X\n", addr);
// Stop walking when we get to kernel32.dll.
if (strcmp(modInfo.ImageName,"kernel32.dll") == 0)
break;
}
else {
PrintError("LockError64", aStream);
}
}
return;
}
void
DumpStackToFileMain(struct DumpStackToFileData* data)
{
// Get the context information for the thread. That way we will
// know where our sp, fp, pc, etc. are and can fill in the // know where our sp, fp, pc, etc. are and can fill in the
// STACKFRAME with the initial values. // STACKFRAME with the initial values.
CONTEXT context; CONTEXT context;
HANDLE myProcess = data->process;
HANDLE myThread = data->thread;
FILE* aStream = data->stream;
DWORD addr;
STACKFRAME frame;
int skip = 2; // skip our own stack walking frames
BOOL ok;
// Get a context for the specified thread.
memset(&context, 0, sizeof(CONTEXT));
context.ContextFlags = CONTEXT_FULL; context.ContextFlags = CONTEXT_FULL;
ok = GetThreadContext(myThread, &context); if (!GetThreadContext(myThread, &context)) {
if (! ok) PrintError("GetThreadContext", aStream);
return; return;
}
// Setup initial stack frame to walk from // Setup initial stack frame to walk from
STACKFRAME frame; #if defined _M_IX86
memset(&frame, 0, sizeof(frame)); memset(&frame, 0, sizeof(frame));
frame.AddrPC.Offset = context.Eip; frame.AddrPC.Offset = context.Eip;
frame.AddrPC.Mode = AddrModeFlat; frame.AddrPC.Mode = AddrModeFlat;
@ -279,11 +598,23 @@ DumpStackToFile(FILE* aStream)
frame.AddrStack.Mode = AddrModeFlat; frame.AddrStack.Mode = AddrModeFlat;
frame.AddrFrame.Offset = context.Ebp; frame.AddrFrame.Offset = context.Ebp;
frame.AddrFrame.Mode = AddrModeFlat; frame.AddrFrame.Mode = AddrModeFlat;
#else
fprintf(aStream, "Unknown platform. No stack walking.");
return;
#endif
// Now walk the stack and map the pc's to symbol names // Now walk the stack and map the pc's to symbol names
int skip = 2;
while (1) { while (1) {
ok = _StackWalk(IMAGE_FILE_MACHINE_I386,
ok = 0;
// debug routines are not threadsafe, so grab the lock.
DWORD dwWaitResult;
dwWaitResult = WaitForSingleObject(hStackWalkMutex, INFINITE);
if (dwWaitResult == WAIT_OBJECT_0) {
ok = _StackWalk(
IMAGE_FILE_MACHINE_I386,
myProcess, myProcess,
myThread, myThread,
&frame, &frame,
@ -291,57 +622,63 @@ DumpStackToFile(FILE* aStream)
0, // read process memory routine 0, // read process memory routine
_SymFunctionTableAccess, // function table access routine _SymFunctionTableAccess, // function table access routine
_SymGetModuleBase, // module base routine _SymGetModuleBase, // module base routine
0); // translate address routine 0 // translate address routine
if (!ok) {
LPVOID lpMsgBuf;
FormatMessage(
FORMAT_MESSAGE_ALLOCATE_BUFFER |
FORMAT_MESSAGE_FROM_SYSTEM |
FORMAT_MESSAGE_IGNORE_INSERTS,
NULL,
GetLastError(),
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language
(LPTSTR) &lpMsgBuf,
0,
NULL
); );
fprintf(aStream, "### ERROR: WalkStack: %s", lpMsgBuf);
fflush(aStream);
LocalFree( lpMsgBuf );
}
if (!ok || frame.AddrPC.Offset == 0)
break;
if (skip-- > 0) if (ok)
addr = frame.AddrPC.Offset;
else
PrintError("WalkStack", aStream);
if (!ok || (addr == 0)) {
ReleaseMutex(hStackWalkMutex); // release our lock
break;
}
if (skip-- > 0) {
ReleaseMutex(hStackWalkMutex); // release the lock
continue; continue;
}
// //
// Attempt to load module info before we attempt to reolve the symbol. // Attempt to load module info before we attempt to resolve the symbol.
// This just makes sure we get good info if available. // This just makes sure we get good info if available.
// //
IMAGEHLP_MODULE modInfo; IMAGEHLP_MODULE modInfo;
modInfo.SizeOfStruct = sizeof(modInfo); modInfo.SizeOfStruct = sizeof(modInfo);
BOOL modInfoRes = TRUE; BOOL modInfoRes;
modInfoRes = SymGetModuleInfoEspecial(myProcess, frame.AddrPC.Offset, &modInfo, nsnull); modInfoRes = SymGetModuleInfoEspecial(myProcess, addr, &modInfo, nsnull);
char buf[sizeof(IMAGEHLP_SYMBOL) + 512]; ULONG64 buffer[(sizeof(SYMBOL_INFO) +
PIMAGEHLP_SYMBOL symbol = (PIMAGEHLP_SYMBOL) buf; MAX_SYM_NAME*sizeof(TCHAR) + sizeof(ULONG64) - 1) / sizeof(ULONG64)];
symbol->SizeOfStruct = sizeof(buf); PSYMBOL_INFO pSymbol = (PSYMBOL_INFO)buffer;
symbol->MaxNameLength = 512; pSymbol->SizeOfStruct = sizeof(SYMBOL_INFO);
pSymbol->MaxNameLen = MAX_SYM_NAME;
DWORD displacement; DWORD64 displacement;
ok = _SymGetSymFromAddr(myProcess, ok = _SymFromAddr(myProcess, addr, &displacement, pSymbol);
frame.AddrPC.Offset,
&displacement, // All done with debug calls so release our lock.
symbol); ReleaseMutex(hStackWalkMutex);
if (ok)
fprintf(aStream, "%s!%s+0x%08X\n", modInfo.ImageName, pSymbol->Name, displacement);
else
fprintf(aStream, "0x%08X\n", (DWORD) addr);
// Stop walking when we get to kernel32.dll.
if (strcmp(modInfo.ImageName,"kernel32.dll") == 0)
break;
if (ok) {
fprintf(aStream, "%s+0x%08X\n", symbol->Name, displacement);
} }
else { else {
fprintf(aStream, "0x%08X\n", frame.AddrPC.Offset); PrintError("LockError", aStream);
} }
} }
return;
} }

54
xpcom/base/nsStackFrameWin.h
Просмотреть файл

@ -41,10 +41,13 @@
#define nsStackFrameWin_h___ #define nsStackFrameWin_h___
#if defined(_WIN32) && defined(_M_IX86) // WIN32 x86 stack walking code #if defined(_WIN32) && (defined(_M_IX86) || defined(_M_AMD64) || defined(_M_IA64))
// WIN32 x86 stack walking code
#include "nspr.h" #include "nspr.h"
#include <windows.h> #include <windows.h>
#ifdef _M_IX86
#include <imagehlp.h> #include <imagehlp.h>
#endif
// Define these as static pointers so that we can load the DLL on the // Define these as static pointers so that we can load the DLL on the
// fly (and not introduce a link-time dependency on it). Tip o' the // fly (and not introduce a link-time dependency on it). Tip o' the
@ -74,30 +77,63 @@ typedef BOOL (__stdcall *STACKWALKPROC)(DWORD,
PTRANSLATE_ADDRESS_ROUTINE); PTRANSLATE_ADDRESS_ROUTINE);
extern STACKWALKPROC _StackWalk; extern STACKWALKPROC _StackWalk;
typedef BOOL (__stdcall *STACKWALKPROC64)(DWORD,
HANDLE,
HANDLE,
LPSTACKFRAME64,
PVOID,
PREAD_PROCESS_MEMORY_ROUTINE64,
PFUNCTION_TABLE_ACCESS_ROUTINE64,
PGET_MODULE_BASE_ROUTINE64,
PTRANSLATE_ADDRESS_ROUTINE64);
extern STACKWALKPROC64 _StackWalk64;
typedef LPVOID (__stdcall *SYMFUNCTIONTABLEACCESSPROC)(HANDLE, DWORD); typedef LPVOID (__stdcall *SYMFUNCTIONTABLEACCESSPROC)(HANDLE, DWORD);
extern SYMFUNCTIONTABLEACCESSPROC _SymFunctionTableAccess; extern SYMFUNCTIONTABLEACCESSPROC _SymFunctionTableAccess;
typedef LPVOID (__stdcall *SYMFUNCTIONTABLEACCESSPROC64)(HANDLE, DWORD64);
extern SYMFUNCTIONTABLEACCESSPROC64 _SymFunctionTableAccess64;
typedef DWORD (__stdcall *SYMGETMODULEBASEPROC)(HANDLE, DWORD); typedef DWORD (__stdcall *SYMGETMODULEBASEPROC)(HANDLE, DWORD);
extern SYMGETMODULEBASEPROC _SymGetModuleBase; extern SYMGETMODULEBASEPROC _SymGetModuleBase;
typedef BOOL (__stdcall *SYMGETSYMFROMADDRPROC)(HANDLE, DWORD, PDWORD, PIMAGEHLP_SYMBOL); typedef DWORD64 (__stdcall *SYMGETMODULEBASEPROC64)(HANDLE, DWORD64);
extern SYMGETSYMFROMADDRPROC _SymGetSymFromAddr; extern SYMGETMODULEBASEPROC64 _SymGetModuleBase64;
typedef BOOL (__stdcall *SYMFROMADDRPROC)(HANDLE, DWORD64, PDWORD64, PSYMBOL_INFO);
extern SYMFROMADDRPROC _SymFromAddr;
typedef DWORD ( __stdcall *SYMLOADMODULE)(HANDLE, HANDLE, PSTR, PSTR, DWORD, DWORD); typedef DWORD ( __stdcall *SYMLOADMODULE)(HANDLE, HANDLE, PSTR, PSTR, DWORD, DWORD);
extern SYMLOADMODULE _SymLoadModule; extern SYMLOADMODULE _SymLoadModule;
typedef DWORD ( __stdcall *SYMLOADMODULE64)(HANDLE, HANDLE, PCSTR, PCSTR, DWORD64, DWORD);
extern SYMLOADMODULE64 _SymLoadModule64;
typedef DWORD ( __stdcall *SYMUNDNAME)(PIMAGEHLP_SYMBOL, PSTR, DWORD); typedef DWORD ( __stdcall *SYMUNDNAME)(PIMAGEHLP_SYMBOL, PSTR, DWORD);
extern SYMUNDNAME _SymUnDName; extern SYMUNDNAME _SymUnDName;
typedef DWORD ( __stdcall *SYMGETMODULEINFO)( HANDLE, DWORD, PIMAGEHLP_MODULE); typedef DWORD ( __stdcall *SYMGETMODULEINFO)( HANDLE, DWORD, PIMAGEHLP_MODULE);
extern SYMGETMODULEINFO _SymGetModuleInfo; extern SYMGETMODULEINFO _SymGetModuleInfo;
typedef BOOL ( __stdcall *SYMGETMODULEINFO64)( HANDLE, DWORD64, PIMAGEHLP_MODULE64);
extern SYMGETMODULEINFO64 _SymGetModuleInfo64;
typedef BOOL ( __stdcall *ENUMLOADEDMODULES)( HANDLE, PENUMLOADED_MODULES_CALLBACK, PVOID); typedef BOOL ( __stdcall *ENUMLOADEDMODULES)( HANDLE, PENUMLOADED_MODULES_CALLBACK, PVOID);
extern ENUMLOADEDMODULES _EnumerateLoadedModules; extern ENUMLOADEDMODULES _EnumerateLoadedModules;
typedef BOOL ( __stdcall *ENUMLOADEDMODULES64)( HANDLE, PENUMLOADED_MODULES_CALLBACK64, PVOID);
extern ENUMLOADEDMODULES64 _EnumerateLoadedModules64;
typedef BOOL (__stdcall *SYMGETLINEFROMADDRPROC)(HANDLE, DWORD, PDWORD, PIMAGEHLP_LINE); typedef BOOL (__stdcall *SYMGETLINEFROMADDRPROC)(HANDLE, DWORD, PDWORD, PIMAGEHLP_LINE);
extern SYMGETLINEFROMADDRPROC _SymGetLineFromAddr; extern SYMGETLINEFROMADDRPROC _SymGetLineFromAddr;
typedef BOOL (__stdcall *SYMGETLINEFROMADDRPROC64)(HANDLE, DWORD64, PDWORD, PIMAGEHLP_LINE64);
extern SYMGETLINEFROMADDRPROC64 _SymGetLineFromAddr64;
extern HANDLE hStackWalkMutex;
HANDLE GetCurrentPIDorHandle();
PRBool EnsureSymInitialized(); PRBool EnsureSymInitialized();
PRBool EnsureImageHlpInitialized(); PRBool EnsureImageHlpInitialized();
@ -114,11 +150,23 @@ PRBool EnsureImageHlpInitialized();
*/ */
BOOL SymGetModuleInfoEspecial(HANDLE aProcess, DWORD aAddr, PIMAGEHLP_MODULE aModuleInfo, PIMAGEHLP_LINE aLineInfo); BOOL SymGetModuleInfoEspecial(HANDLE aProcess, DWORD aAddr, PIMAGEHLP_MODULE aModuleInfo, PIMAGEHLP_LINE aLineInfo);
struct DumpStackToFileData {
FILE *stream;
HANDLE thread;
HANDLE process;
};
void PrintError(char *prefix, FILE* out);
void DumpStackToFile(FILE* out); void DumpStackToFile(FILE* out);
DWORD WINAPI DumpStackToFileThread(LPVOID data);
void DumpStackToFileMain64(struct DumpStackToFileData* data);
void DumpStackToFileMain(struct DumpStackToFileData* data);
PR_END_EXTERN_C PR_END_EXTERN_C
#else
#pragma message( "You probably need to fix this file to handle your target platform" )
#endif //WIN32 #endif //WIN32
#endif //nsStackFrameWin_h___ #endif //nsStackFrameWin_h___