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