blob: 12e4b54c765f143b0ef11c98d6c0bb69231c9fc6 [file] [log] [blame]
// Copyright 2018 The Chromium Authors
// 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;
}