oss-fuzz/projects/icu/break_iterator_utf32_fuzzer.cc

49 lines
1.3 KiB
C++

// Copyright 2016 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 <memory>
#include "fuzzer_utils.h"
#include "unicode/brkiter.h"
IcuEnvironment* env = new IcuEnvironment();
extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
UErrorCode status = U_ZERO_ERROR;
icu::UnicodeString str(UnicodeStringFromUtf32(data, size));
auto rng = CreateRng(data, size);
const icu::Locale& locale = GetRandomLocale(&rng);
std::unique_ptr<icu::BreakIterator> bi;
switch (rng() % 5) {
case 0:
bi.reset(icu::BreakIterator::createWordInstance(locale, status));
break;
case 1:
bi.reset(icu::BreakIterator::createLineInstance(locale, status));
break;
case 2:
bi.reset(icu::BreakIterator::createCharacterInstance(locale, status));
break;
case 3:
bi.reset(icu::BreakIterator::createSentenceInstance(locale, status));
break;
case 4:
bi.reset(icu::BreakIterator::createTitleInstance(locale, status));
break;
}
if (U_FAILURE(status))
return 0;
bi->setText(str);
for (int32_t p = bi->first(); p != icu::BreakIterator::DONE; p = bi->next())
if (U_FAILURE(status))
return 0;
return 0;
}