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Diffstat (limited to 'projects/jackson-core/JsonFuzzer.java')
-rw-r--r-- | projects/jackson-core/JsonFuzzer.java | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/projects/jackson-core/JsonFuzzer.java b/projects/jackson-core/JsonFuzzer.java new file mode 100644 index 000000000..05c0bb365 --- /dev/null +++ b/projects/jackson-core/JsonFuzzer.java @@ -0,0 +1,44 @@ +// Copyright 2021 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.databind.ObjectMapper; + +import java.io.IOException; + +public class JsonFuzzer { + public static void fuzzerTestOneInput(FuzzedDataProvider data) { + ObjectMapper mapper = new ObjectMapper(); + if (data.consumeBoolean()) + mapper.enable(JsonParser.Feature.ALLOW_COMMENTS); + if (data.consumeBoolean()) + mapper.enable(JsonParser.Feature.ALLOW_SINGLE_QUOTES); + if (data.consumeBoolean()) + mapper.enable(JsonParser.Feature.ALLOW_UNQUOTED_FIELD_NAMES); + if (data.consumeBoolean()) + mapper.enable(JsonParser.Feature.ALLOW_YAML_COMMENTS); + if (data.consumeBoolean()) + mapper.enable(JsonParser.Feature.IGNORE_UNDEFINED); + if (data.consumeBoolean()) + mapper.enable(JsonParser.Feature.STRICT_DUPLICATE_DETECTION); + + try { + mapper.readTree(data.consumeRemainingAsBytes()); + } catch (IOException ignored) { + } + } +} |