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- // 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 <tuple>
- #include "base/strings/string_util.h"
- #include "base/strings/utf_string_conversions.h"
- std::string output_std_string;
- std::wstring output_std_wstring;
- std::u16string output_string16;
- // Entry point for LibFuzzer.
- extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
- base::StringPiece string_piece_input(reinterpret_cast<const char*>(data),
- size);
- std::ignore = base::UTF8ToWide(string_piece_input);
- base::UTF8ToWide(reinterpret_cast<const char*>(data), size,
- &output_std_wstring);
- std::ignore = base::UTF8ToUTF16(string_piece_input);
- base::UTF8ToUTF16(reinterpret_cast<const char*>(data), size,
- &output_string16);
- // Test for char16_t.
- if (size % 2 == 0) {
- base::StringPiece16 string_piece_input16(
- reinterpret_cast<const char16_t*>(data), size / 2);
- std::ignore = base::UTF16ToWide(output_string16);
- base::UTF16ToWide(reinterpret_cast<const char16_t*>(data), size / 2,
- &output_std_wstring);
- std::ignore = base::UTF16ToUTF8(string_piece_input16);
- base::UTF16ToUTF8(reinterpret_cast<const char16_t*>(data), size / 2,
- &output_std_string);
- }
- // Test for wchar_t.
- size_t wchar_t_size = sizeof(wchar_t);
- if (size % wchar_t_size == 0) {
- std::ignore = base::WideToUTF8(output_std_wstring);
- base::WideToUTF8(reinterpret_cast<const wchar_t*>(data),
- size / wchar_t_size, &output_std_string);
- std::ignore = base::WideToUTF16(output_std_wstring);
- base::WideToUTF16(reinterpret_cast<const wchar_t*>(data),
- size / wchar_t_size, &output_string16);
- }
- // Test for ASCII. This condition is needed to avoid hitting instant CHECK
- // failures.
- if (base::IsStringASCII(string_piece_input)) {
- output_string16 = base::ASCIIToUTF16(string_piece_input);
- base::StringPiece16 string_piece_input16(output_string16);
- std::ignore = base::UTF16ToASCII(string_piece_input16);
- }
- return 0;
- }
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