1 // Copyright 2018 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #include "base/strings/string_util.h" 6 #include "base/strings/utf_string_conversions.h" 7 8 std::string output_std_string; 9 std::wstring output_std_wstring; 10 base::string16 output_string16; 11 12 // Entry point for LibFuzzer. 13 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) { 14 base::StringPiece string_piece_input(reinterpret_cast<const char*>(data), 15 size); 16 17 base::UTF8ToWide(string_piece_input); 18 base::UTF8ToWide(reinterpret_cast<const char*>(data), size, 19 &output_std_wstring); 20 base::UTF8ToUTF16(string_piece_input); 21 base::UTF8ToUTF16(reinterpret_cast<const char*>(data), size, 22 &output_string16); 23 24 // Test for char16. 25 if (size % 2 == 0) { 26 base::StringPiece16 string_piece_input16( 27 reinterpret_cast<const base::char16*>(data), size / 2); 28 base::UTF16ToWide(output_string16); 29 base::UTF16ToWide(reinterpret_cast<const base::char16*>(data), size / 2, 30 &output_std_wstring); 31 base::UTF16ToUTF8(string_piece_input16); 32 base::UTF16ToUTF8(reinterpret_cast<const base::char16*>(data), size / 2, 33 &output_std_string); 34 } 35 36 // Test for wchar_t. 37 size_t wchar_t_size = sizeof(wchar_t); 38 if (size % wchar_t_size == 0) { 39 base::WideToUTF8(output_std_wstring); 40 base::WideToUTF8(reinterpret_cast<const wchar_t*>(data), 41 size / wchar_t_size, &output_std_string); 42 base::WideToUTF16(output_std_wstring); 43 base::WideToUTF16(reinterpret_cast<const wchar_t*>(data), 44 size / wchar_t_size, &output_string16); 45 } 46 47 // Test for ASCII. This condition is needed to avoid hitting instant CHECK 48 // failures. 49 if (base::IsStringASCII(string_piece_input)) { 50 output_string16 = base::ASCIIToUTF16(string_piece_input); 51 base::StringPiece16 string_piece_input16(output_string16); 52 base::UTF16ToASCII(string_piece_input16); 53 } 54 55 return 0; 56 } 57
