// Copyright 2020 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.

#include <stddef.h>

#include <stdint.h>

#include <stdlib.h>

#include <string>

#include "libevent/include/event2/http.h"

#include "libevent/include/event2/keyvalq_struct.h"

extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {

  std::string fuzz_string(reinterpret_cast<const char *>(data), size);

  struct evkeyvalq headers;

  if (evhttp_parse_query(fuzz_string.c_str(), &headers) == 0) {

    evhttp_clear_headers(&headers);

  }

  if (size > 4) {

    uint32_t flags = *(uint32_t *)data;

    data += 4;

    size -= 4;

    std::string fuzz_string2(reinterpret_cast<const char *>(data), size);

    if (evhttp_parse_query_str_flags(fuzz_string2.c_str(), &headers, flags) == 0) {

      evhttp_clear_headers(&headers);

    }

  }

  return 0;

}