/src/json_parser_fuzzer.cpp
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1 | | /* Copyright 2026 Google LLC |
2 | | Licensed under the Apache License, Version 2.0 (the "License"); |
3 | | you may not use this file except in compliance with the License. |
4 | | You may obtain a copy of the License at |
5 | | http://www.apache.org/licenses/LICENSE-2.0 |
6 | | Unless required by applicable law or agreed to in writing, software |
7 | | distributed under the License is distributed on an "AS IS" BASIS, |
8 | | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
9 | | See the License for the specific language governing permissions and |
10 | | limitations under the License. |
11 | | */ |
12 | | |
13 | | #include "http/parsing.hpp" |
14 | | |
15 | | #include <cstddef> |
16 | | #include <cstdint> |
17 | | #include <string> |
18 | | #include <string_view> |
19 | | |
20 | | extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) |
21 | 4.58k | { |
22 | 4.58k | std::string input(reinterpret_cast<const char*>(data), size); |
23 | | |
24 | | // Exercise the main JSON parser with depth/width limits |
25 | 4.58k | parseStringAsJson(input); |
26 | | |
27 | | // Also exercise content-type checking (cheap, reuses same input) |
28 | 4.58k | std::string_view sv(reinterpret_cast<const char*>(data), size); |
29 | 4.58k | isJsonContentType(sv); |
30 | | |
31 | 4.58k | return 0; |
32 | 4.58k | } |