shellcode test harnesses

char sc[] = "...\xCD\x80";

int main()
{
  int *ret;
  ret = &ret + 2;
  *ret = (int *) sc;
  return 0;
}

char sc[] = "";

int main()
{
  // mmap(NULL, size, 7, 34, -1, 0);
  void *map = mmap(NULL, strlen(sc), PROT_EXEC|PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0); 
  memcpy(map, sc, strlen(sc));
  ((int(*)())map)();
}