Function printCallstack

cli/sehwrapper.cpp:74–149

    void printCallstack(FILE* outputFile, PEXCEPTION_POINTERS ex)
    {
        if (!loadDbgHelp())
            return;
        const HANDLE hProcess   = GetCurrentProcess();
        const HANDLE hThread    = GetCurrentThread();
        pSymInitialize(
            hProcess,
            nullptr,
            TRUE
            );
        CONTEXT context = *(ex->ContextRecord);
        STACKFRAME64 stack= {0};
        stack.AddrPC.Mode    = AddrModeFlat;
        stack.AddrStack.Mode = AddrModeFlat;
        stack.AddrFrame.Mode = AddrModeFlat;
#if defined(_M_IX86)
        stack.AddrPC.Offset    = context.Eip;
        stack.AddrStack.Offset = context.Esp;
        stack.AddrFrame.Offset = context.Ebp;
#elif defined(_M_AMD64)
        stack.AddrPC.Offset    = context.Rip;
        stack.AddrStack.Offset = context.Rsp;
        stack.AddrFrame.Offset = context.Rsp;
#elif defined(_M_ARM64)
        stack.AddrPC.Offset    = context.Pc;
        stack.AddrStack.Offset = context.Sp;
        stack.AddrFrame.Offset = context.Fp;
#else
#error Platform not supported!
#endif
        IMAGEHLP_SYMBOL64_EXT symbol;
        symbol.SizeOfStruct  = sizeof(IMAGEHLP_SYMBOL64);
        symbol.MaxNameLength = maxnamelength;
        DWORD64 displacement   = 0;
        int beyond_main=-1; // emergency exit, see below
        for (ULONG frame = 0; ; frame++) {
            BOOL result = pStackWalk64
                          (
#if defined(_M_IX86)
                IMAGE_FILE_MACHINE_I386,
#elif defined(_M_AMD64)
                IMAGE_FILE_MACHINE_AMD64,
#elif defined(_M_ARM64)
                IMAGE_FILE_MACHINE_ARM64,
#endif
                hProcess,
                hThread,
                &stack,
                &context,
                nullptr,
                pSymFunctionTableAccess64,
                pSymGetModuleBase64,
                nullptr
                          );
            if (!result)  // official end...
                break;
            pSymGetSymFromAddr64(hProcess, (ULONG64)stack.AddrPC.Offset, &displacement, &symbol);