static INLINE boolean
debug_symbol_print_imagehlp(const void *addr)
{
HANDLE hProcess;
BYTE symbolBuffer[1024];
PIMAGEHLP_SYMBOL pSymbol = (PIMAGEHLP_SYMBOL) symbolBuffer;
DWORD dwDisplacement = 0; /* Displacement of the input address, relative to the start of the symbol */
hProcess = GetCurrentProcess();
pSymbol->SizeOfStruct = sizeof(symbolBuffer);
pSymbol->MaxNameLength = sizeof(symbolBuffer) - offsetof(IMAGEHLP_SYMBOL, Name);
if(!bSymInitialized) {
j_SymSetOptions(/* SYMOPT_UNDNAME | */ SYMOPT_LOAD_LINES);
if(j_SymInitialize(hProcess, NULL, TRUE))
bSymInitialized = TRUE;
}
if(!j_SymGetSymFromAddr(hProcess, (DWORD)addr, &dwDisplacement, pSymbol))
return FALSE;
debug_printf("\t%s\n", pSymbol->Name);
return TRUE;
}
static
BOOL ImagehlpGetSymFromAddr(HANDLE hProcess, DWORD dwAddress, LPTSTR lpSymName, DWORD nSize)
{
// IMAGEHLP is wacky, and requires you to pass in a pointer to a
// IMAGEHLP_SYMBOL structure. The problem is that this structure is
// variable length. That is, you determine how big the structure is
// at runtime. This means that you can't use sizeof(struct).
// So...make a buffer that's big enough, and make a pointer
// to the buffer. We also need to initialize not one, but TWO
// members of the structure before it can be used.
BYTE symbolBuffer[sizeof(IMAGEHLP_SYMBOL) + 512];
PIMAGEHLP_SYMBOL pSymbol = (PIMAGEHLP_SYMBOL) symbolBuffer;
DWORD dwDisplacement = 0; // Displacement of the input address, relative to the start of the symbol
pSymbol->SizeOfStruct = sizeof(symbolBuffer);
pSymbol->MaxNameLength = 512;
assert(bSymInitialized);
if(!j_SymGetSymFromAddr(hProcess, dwAddress, &dwDisplacement, pSymbol))
return FALSE;
lstrcpyn(lpSymName, pSymbol->Name, nSize);
return TRUE;
}
static INLINE void
debug_symbol_name_imagehlp(const void *addr, char* buf, unsigned size)
{
HANDLE hProcess;
BYTE symbolBuffer[1024];
PIMAGEHLP_SYMBOL pSymbol = (PIMAGEHLP_SYMBOL) symbolBuffer;
DWORD dwDisplacement = 0; /* Displacement of the input address, relative to the start of the symbol */
hProcess = GetCurrentProcess();
pSymbol->SizeOfStruct = sizeof(symbolBuffer);
pSymbol->MaxNameLength = sizeof(symbolBuffer) - offsetof(IMAGEHLP_SYMBOL, Name);
if(!bSymInitialized) {
j_SymSetOptions(/* SYMOPT_UNDNAME | */ SYMOPT_LOAD_LINES);
if(j_SymInitialize(hProcess, NULL, TRUE))
bSymInitialized = TRUE;
}
if(!j_SymGetSymFromAddr(hProcess, (DWORD)addr, &dwDisplacement, pSymbol))
buf[0] = 0;
else
{
strncpy(buf, pSymbol->Name, size);
buf[size - 1] = 0;
}
}
