// 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 #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(data), size); std::ignore = base::UTF8ToWide(string_piece_input); base::UTF8ToWide(reinterpret_cast(data), size, &output_std_wstring); std::ignore = base::UTF8ToUTF16(string_piece_input); base::UTF8ToUTF16(reinterpret_cast(data), size, &output_string16); // Test for char16_t. if (size % 2 == 0) { base::StringPiece16 string_piece_input16( reinterpret_cast(data), size / 2); std::ignore = base::UTF16ToWide(output_string16); base::UTF16ToWide(reinterpret_cast(data), size / 2, &output_std_wstring); std::ignore = base::UTF16ToUTF8(string_piece_input16); base::UTF16ToUTF8(reinterpret_cast(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(data), size / wchar_t_size, &output_std_string); std::ignore = base::WideToUTF16(output_std_wstring); base::WideToUTF16(reinterpret_cast(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; }