oss-fuzz/projects/zip4j/Zip4jFuzzer.java

98 lines
2.4 KiB
Java

// Copyright 2022 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.
//
////////////////////////////////////////////////////////////////////////////////
import com.code_intelligence.jazzer.api.FuzzedDataProvider;
import java.io.IOException;
import java.io.ByteArrayInputStream;
import java.util.List;
import net.lingala.zip4j.io.inputstream.ZipInputStream;
import net.lingala.zip4j.model.LocalFileHeader;
import net.lingala.zip4j.model.ExtraDataRecord;
import net.lingala.zip4j.model.AESExtraDataRecord;
import net.lingala.zip4j.model.enums.CompressionMethod;
import net.lingala.zip4j.model.enums.EncryptionMethod;
import net.lingala.zip4j.model.Zip64ExtendedInfo;
import com.code_intelligence.jazzer.api.FuzzedDataProvider;
public class Zip4jFuzzer {
public static void fuzzerTestOneInput(FuzzedDataProvider data) {
ZipInputStream v0 = null;
LocalFileHeader v1 = null;
AESExtraDataRecord v2 = null;
CompressionMethod v3 = null;
EncryptionMethod v4 = null;
List<ExtraDataRecord> v5 = null;
Zip64ExtendedInfo v6 = null;
try {
v0 = new ZipInputStream(new ByteArrayInputStream(data.consumeRemainingAsBytes()));
if (v0 != null) {
while (true) {
v1 = v0.getNextEntry();
if (v1 == null)
break;
else {
v1.isDirectory();
v1.isEncrypted();
v2 = v1.getAesExtraDataRecord();
if (v2 != null) {
v2.getCompressionMethod();
v2.getDataSize();
}
v3 = v1.getCompressionMethod();
if (v3 != null) {
v3.getCode();
}
v4 = v1.getEncryptionMethod();
v5 = v1.getExtraDataRecords();
if (v5 != null) {
for (ExtraDataRecord v7 : v5) {
v7.getData();
v7.getHeader();
v7.getSizeOfData();
}
}
v6 = v1.getZip64ExtendedInfo();
if (v6 != null) {
v6.getCompressedSize();
v6.getUncompressedSize();
}
}
}
}
} catch (IOException e) {
return;
}
}
}