mirror of https://github.com/google/oss-fuzz.git
69 lines
2.4 KiB
C++
69 lines
2.4 KiB
C++
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// Copyright 2020 Google Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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////////////////////////////////////////////////////////////////////////////////
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#include "json.pb.h"
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#include "json_proto_converter.h"
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#include "libprotobuf-mutator/src/libfuzzer/libfuzzer_macro.h"
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#include <cstdint>
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#include <json/config.h>
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#include <json/json.h>
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#include <memory>
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#include <string>
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#include <iostream>
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#include <cstddef>
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#include <stdint.h>
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#include <cstring>
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#include <iostream>
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namespace Json {
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class Exception;
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}
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void FuzzJson(std::string data_str, int32_t hash_settings) {
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Json::CharReaderBuilder builder;
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builder.settings_["failIfExtra"] = hash_settings & (1 << 0);
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builder.settings_["allowComments_"] = hash_settings & (1 << 1);
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builder.settings_["strictRoot_"] = hash_settings & (1 << 2);
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builder.settings_["allowDroppedNullPlaceholders_"] = hash_settings & (1 << 3);
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builder.settings_["allowNumericKeys_"] = hash_settings & (1 << 4);
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builder.settings_["allowSingleQuotes_"] = hash_settings & (1 << 5);
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builder.settings_["failIfExtra_"] = hash_settings & (1 << 6);
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builder.settings_["rejectDupKeys_"] = hash_settings & (1 << 7);
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builder.settings_["allowSpecialFloats_"] = hash_settings & (1 << 8);
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builder.settings_["collectComments"] = hash_settings & (1 << 9);
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builder.settings_["allowTrailingCommas_"] = hash_settings & (1 << 10);
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std::unique_ptr<Json::CharReader> reader(builder.newCharReader());
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const char* begin = data_str.c_str();
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const char* end = begin + data_str.length();
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Json::Value root;
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try {
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reader->parse(begin, end, &root, nullptr);
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} catch (Json::Exception const&) {
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}
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}
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DEFINE_PROTO_FUZZER(const json_proto::JsonParseAPI &json_proto) {
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json_proto::JsonProtoConverter converter;
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std::string data_str = converter.Convert(json_proto.object_value());
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int32_t hash_settings = json_proto.settings();
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FuzzJson(data_str, hash_settings);
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}
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