Donpedro13

#include <iostream>
#include <sys/stat.h>

int main (int /*argc*/, char* argv[])
{
  struct stat fileInfo;
  if (stat (argv[1], &fileInfo) == 0) {
     std::cout << "The file's size is: " << fileInfo.st_size <<
       " bytes" << std::endl;
  } else {

Donpedro13

#include <iostream>
#include <process.h>

#include <windows.h>

CRITICAL_SECTION g_cs;

static unsigned int ThreadMain (void* /*context*/)
{
    EnterCriticalSection (&g_cs);

Donpedro13

Donpedro13

#include <ntifs.h>
#include <ntddk.h>
#include <ntstrsafe.h>

#define MFTPF_DEV_SYMLINK_NAME L"MFTPrefetch"

#define MFTPF_DEVICE 0x8000

#define IOCTL_MFTPF_PREFETCH_MFT CTL_CODE (MFTPF_DEVICE, 0x800, METHOD_NEITHER, FILE_ANY_ACCESS)

Donpedro13

// Compile with MSVC. Target x86, then target x64.
// See what happens (run without a debugger attached).
#include <cstdint>
#include <iostream>
#include <windows.h>

LONG WINAPI MyUEF (PEXCEPTION_POINTERS pExp)
{
  std::cout << "Unhandled exception with code " << std::hex <<
    pExp->ExceptionRecord->ExceptionCode << std::endl;

Donpedro13

#include <windows.h>
#include <werapi.h>

extern "C" {

__declspec(dllexport) HRESULT WINAPI OutOfProcessExceptionEventCallback (
  PVOID                                     /*pContext*/,
  const  PWER_RUNTIME_EXCEPTION_INFORMATION /*pExceptionInformation*/,
  BOOL*                                     pbOwnershipClaimed,
  PWSTR                                     pwszEventName,

Donpedro13

// Compile with MSVC.
#include <windows.h>
#include <winnt.h>

#include <cstdio>

#pragma warning(disable:4717)

LONG WINAPI StackOverflowHandler (PEXCEPTION_POINTERS pExp)
{

Donpedro13

size_t __chkstk (size_t stackSpaceSize)
{
  // Calculate what the stack pointer would be, if the caller of
  //   __chkstk simply made its stack allocation instead of
  //   calling __chkstk.
  //
  //   0x18: 0x10 for 2 saved registers (used by __chkstk), plus
  //         0x8 for the saved return address (__chkstk was call'd)
  uintptr_t adjustedSP = __rsp + 0x18 - stackSpaceSize;

Donpedro13

/* ... */
PEXCEPTION_RECORDS pExc = __rax;

if (pExc->ExceptionCode == EXCEPTION_STACK_OVERFLOW ||
    (pExc->ExceptionCode == EXCEPTION_ACCESS_VIOLATION &&
    pExc.ExceptionInformation[0] == EXCEPTION_EXECUTE_FAULT))
{
	return E_NOTIMPL;
}
/* ... */

Donpedro13

// Compile with MSVC, *Release* configuration
#include <iostream>
#include <new>
#include <windows.h>

LONG WINAPI MyUEF (PEXCEPTION_POINTERS pExp)
{
  if (pExp->ExceptionRecord->ExceptionCode == STATUS_HEAP_CORRUPTION) {
    std::cout << "Heap corruption detected!" << std::endl;