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// Copyright 2019 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include <cstddef>
#include <cstdint>
#include <cstdlib>
#include <string>
#include <fuzzer/FuzzedDataProvider.h>
#include "zopfli.h"
extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
if (size > 8192)
return 0;
FuzzedDataProvider stream(data, size);
ZopfliOptions options;
ZopfliInitOptions(&options);
const ZopfliFormat format = stream.PickValueInArray(
{ZOPFLI_FORMAT_GZIP, ZOPFLI_FORMAT_ZLIB, ZOPFLI_FORMAT_DEFLATE});
unsigned char* outbuf = nullptr;
size_t outsize = 0;
std::vector<unsigned char> input =
stream.ConsumeRemainingBytes<unsigned char>();
ZopfliCompress(&options, format, input.data(), input.size(), &outbuf,
&outsize);
if (outbuf != nullptr) {
free(outbuf);
}
return 0;
}