blob: 1807e62ffc16b619437148e3d852c966636bdcc2 [file] [log] [blame]
// Copyright 2018 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <stddef.h>
#include <stdint.h>
#include <string>
#include <vector>
#include "base/strings/string_piece.h"
namespace chrome_cleaner {
// Holds a std::wstring with embedded nulls, which is allowed in registry paths.
// Provides a method to access the string as a WStringPiece, in order to prevent
// potential errors due to accidental uses of c_str().
class WStringEmbeddedNulls {
typedef const wchar_t* const_iterator;
explicit WStringEmbeddedNulls(nullptr_t);
WStringEmbeddedNulls(const WStringEmbeddedNulls& str);
WStringEmbeddedNulls(const wchar_t* array, size_t size);
explicit WStringEmbeddedNulls(const std::vector<wchar_t>& str);
explicit WStringEmbeddedNulls(const std::wstring& str);
explicit WStringEmbeddedNulls(base::WStringPiece str);
explicit WStringEmbeddedNulls(std::initializer_list<wchar_t> chars);
WStringEmbeddedNulls& operator=(const WStringEmbeddedNulls& str);
bool operator==(const WStringEmbeddedNulls& str) const;
size_t size() const;
// These methods don't create a copy of the underlying string. Make sure the
// returned values don't outlive the current object.
const base::WStringPiece CastAsWStringPiece() const;
const wchar_t* CastAsWCharArray() const;
const uint16_t* CastAsUInt16Array() const;
const std::vector<wchar_t>& data() const { return data_; }
std::vector<wchar_t>& data() { return data_; }
std::vector<wchar_t> data_;
} // namespace chrome_cleaner