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base / win / hstring_reference.cc [blame]
// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/win/hstring_reference.h"
#include <windows.h>
#include <wchar.h>
#include <winstring.h>
#include "base/check_op.h"
#include "base/numerics/safe_conversions.h"
namespace base::win {
HStringReference::HStringReference(const wchar_t* str) {
// String must be null terminated for WindowsCreateStringReference.
// nullptr str is OK so long as the length is 0.
size_t length = str ? wcslen(str) : 0;
const HRESULT hr = ::WindowsCreateStringReference(
str, checked_cast<UINT32>(length), &hstring_header_, &hstring_);
DCHECK_EQ(hr, S_OK);
}
} // namespace base::win