mirror of https://github.com/google/oss-fuzz.git
85 lines
3.2 KiB
Java
85 lines
3.2 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 com.fasterxml.jackson.core.JsonParser;
|
|
import com.fasterxml.jackson.core.Base64Variant;
|
|
import com.fasterxml.jackson.core.Base64Variants;
|
|
import com.fasterxml.jackson.core.JsonFactory;
|
|
import com.fasterxml.jackson.core.io.SerializedString;
|
|
|
|
import java.io.Writer;
|
|
import java.io.StringWriter;
|
|
import java.io.IOException;
|
|
import java.io.ByteArrayOutputStream;
|
|
import java.io.ByteArrayInputStream;
|
|
import java.io.InputStream;
|
|
|
|
public class ParseNextTokenFuzzer {
|
|
public static void fuzzerTestOneInput(FuzzedDataProvider data) {
|
|
JsonFactory jf = new JsonFactory();
|
|
JsonParser jp;
|
|
|
|
try {
|
|
jp = jf.createParser(data.consumeRemainingAsBytes());
|
|
for (int i = 0;i < data.consumeInt(3, 1000); i++) {
|
|
int execType = data.consumeInt(0, 17);
|
|
if (execType==0) {
|
|
InputStream myInputStream = new ByteArrayInputStream(data.consumeRemainingAsBytes());
|
|
jp = jf.createParser(myInputStream);
|
|
} else if(execType==1) {
|
|
jp.nextToken();
|
|
} else if(execType==2) {
|
|
jp.nextTextValue();
|
|
} else if(execType==3) {
|
|
jp.nextBooleanValue();
|
|
} else if(execType==4) {
|
|
jp.nextFieldName();
|
|
} else if(execType==5) {
|
|
jp.nextFieldName(new SerializedString(data.consumeString(10000)));
|
|
} else if(execType==6) {
|
|
ByteArrayOutputStream bytes = new ByteArrayOutputStream();
|
|
Base64Variant orig = Base64Variants.PEM;
|
|
jp.readBinaryValue(orig, bytes);
|
|
} else if(execType==7) {
|
|
String outString = jp.getValueAsString();
|
|
} else if(execType==8) {
|
|
int outInt = jp.getValueAsInt();
|
|
} else if(execType==9) {
|
|
Writer writer = new StringWriter();
|
|
int len = jp.getText(writer);
|
|
} else if(execType==10) {
|
|
char[] textChars = jp.getTextCharacters();
|
|
} else if(execType==11) {
|
|
int textLen = jp.getTextLength();
|
|
} else if(execType==12) {
|
|
int textOffset = jp.getTextOffset();
|
|
} else if(execType==13) {
|
|
jp.getBinaryValue(Base64Variants.PEM);
|
|
} else if(execType==14) {
|
|
jp.nextIntValue(data.consumeInt());
|
|
} else if(execType==15) {
|
|
jp.nextLongValue(data.consumeLong());
|
|
} else if(execType==16) {
|
|
jp.finishToken();
|
|
}
|
|
}
|
|
} catch (IOException | IllegalArgumentException ignored) {
|
|
}
|
|
}
|
|
}
|