Method Unpatch

BeefRT/gperftools/src/windows/patch_functions.cc:569–580

template<int T>
void LibcInfoWithPatchFunctions<T>::Unpatch() {
  // We have to cast our GenericFnPtrs to void* for unpatch.  This is
  // contra the C++ spec; we use C-style casts to empahsize that.
  for (int i = 0; i < kNumFunctions; i++) {
    if (windows_fn_[i])
      CHECK_EQ(sidestep::SIDESTEP_SUCCESS,
               PreamblePatcher::Unpatch((void*)windows_fn_[i],
                                        (void*)perftools_fn_[i],
                                        (void*)origstub_fn_[i]));
  }
  set_is_valid(false);
}

void WindowsInfo::Patch() {
  HMODULE hkernel32 = ::GetModuleHandleA("kernel32");