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Changed exception format in kernel32 slightly to make the offset of the

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addresses apparent.  Made a change suggested by ion, to remove the line
numbers of the lines printing the stack trace.


svn path=/trunk/; revision=13867
This commit is contained in:
Art Yerkes 2005-03-07 16:37:49 +00:00
parent 15539c1521
commit 63981fc041
1 changed files with 19 additions and 9 deletions
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28
reactos/lib/kernel32/except/except.c
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@ -83,13 +83,19 @@ SetUnhandledExceptionFilter(
* The address can point to anywhere within the module. * The address can point to anywhere within the module.
*/ */
static const char* static const char*
_module_name_from_addr(const void* addr, char* psz, size_t nChars) _module_name_from_addr(const void* addr, void **module_start_addr,
char* psz, size_t nChars)
{ {
MEMORY_BASIC_INFORMATION mbi; MEMORY_BASIC_INFORMATION mbi;
if (VirtualQuery(addr, &mbi, sizeof(mbi)) != sizeof(mbi) || if (VirtualQuery(addr, &mbi, sizeof(mbi)) != sizeof(mbi) ||
!GetModuleFileNameA((HMODULE)mbi.AllocationBase, psz, nChars)) !GetModuleFileNameA((HMODULE)mbi.AllocationBase, psz, nChars))
{ {
psz[0] = '\0'; psz[0] = '\0';
*module_start_addr = 0;
}
else
{
*module_start_addr = (void *)mbi.AllocationBase;
} }
return psz; return psz;
} }
@ -152,26 +158,30 @@ UnhandledExceptionFilter(struct _EXCEPTION_POINTERS *ExceptionInfo)
{ {
#ifdef _X86_ #ifdef _X86_
PULONG Frame; PULONG Frame;
PVOID StartAddr;
CHAR szMod[128] = ""; CHAR szMod[128] = "";
#endif #endif
/* Print a stack trace. */ /* Print a stack trace. */
DPRINT1("Unhandled exception\n"); DbgPrint("Unhandled exception\n");
DPRINT1("Address:\n"); DbgPrint("Address:\n");
DPRINT1(" %8x %s\n", DbgPrint(" %8x %s\n",
ExceptionInfo->ExceptionRecord->ExceptionAddress, ExceptionInfo->ExceptionRecord->ExceptionAddress,
_module_name_from_addr(ExceptionInfo->ExceptionRecord->ExceptionAddress, szMod, sizeof(szMod))); _module_name_from_addr(ExceptionInfo->ExceptionRecord->ExceptionAddress, &StartAddr, szMod, sizeof(szMod)));
_dump_context ( ExceptionInfo->ContextRecord ); _dump_context ( ExceptionInfo->ContextRecord );
#ifdef _X86_ #ifdef _X86_
DPRINT1("Frames:\n"); DbgPrint("Frames:\n");
Frame = (PULONG)ExceptionInfo->ContextRecord->Ebp; Frame = (PULONG)ExceptionInfo->ContextRecord->Ebp;
while (Frame[1] != 0 && Frame[1] != 0xdeadbeef) while (Frame[1] != 0 && Frame[1] != 0xdeadbeef)
{ {
if (IsBadReadPtr((PVOID)Frame[1], 4)) { if (IsBadReadPtr((PVOID)Frame[1], 4)) {
DPRINT1(" %8x %s\n", Frame[1], "<invalid address>"); DbgPrint(" %8x%9s %s\n", Frame[1], "<invalid address>"," ");
} else { } else {
_module_name_from_addr((const void*)Frame[1], szMod, sizeof(szMod)); _module_name_from_addr((const void*)Frame[1], &StartAddr,
DPRINT1(" %8x %s\n", Frame[1], szMod); szMod, sizeof(szMod));
DbgPrint(" %8x+%-8x %s\n",
(PVOID)StartAddr,
(ULONG_PTR)Frame[1] - (ULONG_PTR)StartAddr, szMod);
} }
if (IsBadReadPtr((PVOID)Frame[0], sizeof(*Frame) * 2)) { if (IsBadReadPtr((PVOID)Frame[0], sizeof(*Frame) * 2)) {
break; break;