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syscalldump: use debghelp function to get the address inside the file image. Hopefully it supports x64 now ;-)

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svn path=/trunk/; revision=32933
This commit is contained in:
Timo Kreuzer 2008-04-12 21:14:47 +00:00
parent d70c55a8ce
commit c7ae31aabf
1 changed files with 10 additions and 46 deletions
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56
rosapps/devutils/syscalldump/syscalldump.c
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@ -21,54 +21,12 @@ BOOL InitDbgHelp(HANDLE hProcess)
return TRUE; return TRUE;
} }
DWORD64
GetOffsetFromAdress64(PBYTE pModule, DWORD64 dwAdress, PBOOL pbX64)
{
PIMAGE_DOS_HEADER pDosHdr;
PIMAGE_NT_HEADERS32 pNtHdr32;
WORD NumberOfSections;
INT i, nSection;
DWORD64 dwOffset = 0;
pDosHdr = (PIMAGE_DOS_HEADER)pModule;
pNtHdr32 = (PIMAGE_NT_HEADERS32)((UINT_PTR)pModule + pDosHdr->e_lfanew);
if (pNtHdr32->Signature != IMAGE_NT_SIGNATURE)
{
return 0;
}
if (pNtHdr32->FileHeader.Machine == IMAGE_FILE_MACHINE_I386)
{
PIMAGE_SECTION_HEADER pSectionHdr;
*pbX64 = FALSE;
NumberOfSections = pNtHdr32->FileHeader.NumberOfSections;
pSectionHdr = (PIMAGE_SECTION_HEADER)(pNtHdr32 + 1);
nSection = 0;
for (i = 0; i < NumberOfSections; i++)
{
if (dwAdress >= pSectionHdr[i].VirtualAddress &&
pSectionHdr[i].PointerToRawData > pSectionHdr[nSection].PointerToRawData)
{
nSection = i;
}
}
dwOffset = pSectionHdr[nSection].PointerToRawData + dwAdress - pSectionHdr[nSection].VirtualAddress;
return dwOffset;
}
else
{
*pbX64 = TRUE;
printf("x64 is unsupported atm\n");
return 0;
}
}
DWORD64 DWORD64
GetOffsetFromName(HANDLE hProcess, PSYMBOL_INFO pSym, PBYTE pModule, PCSTR Name, PBOOL pbX64) GetOffsetFromName(HANDLE hProcess, PSYMBOL_INFO pSym, PBYTE pModule, PCSTR Name, PBOOL pbX64)
{ {
PIMAGE_NT_HEADERS NtHeaders;
PVOID p;
pSym->SizeOfStruct = sizeof(SYMBOL_INFO); pSym->SizeOfStruct = sizeof(SYMBOL_INFO);
pSym->MaxNameLen = MAX_SYMBOL_NAME-1; pSym->MaxNameLen = MAX_SYMBOL_NAME-1;
@ -78,7 +36,13 @@ GetOffsetFromName(HANDLE hProcess, PSYMBOL_INFO pSym, PBYTE pModule, PCSTR Name,
return 0; return 0;
} }
printf("looking up adress for %s: 0x%llx\n", Name, pSym->Address); printf("looking up adress for %s: 0x%llx\n", Name, pSym->Address);
return GetOffsetFromAdress64(pModule, pSym->Address - pSym->ModBase, pbX64);
NtHeaders = ImageNtHeader(pModule);
*pbX64 = (NtHeaders->FileHeader.Machine != IMAGE_FILE_MACHINE_I386);
p = ImageRvaToVa(NtHeaders, pModule, pSym->Address - pSym->ModBase, NULL);
return (DWORD64)((ULONG_PTR)p - (ULONG_PTR)pModule);
} }
BOOL CALLBACK EnumSymbolsProc( BOOL CALLBACK EnumSymbolsProc(