// Copyright 2025 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 <stdint.h>

#include <stddef.h>

#include <vector>

#include <cstdlib>

#include <algorithm>

#include "microhttpd2.h"

#include "fuzzer/FuzzedDataProvider.h"

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

  FuzzedDataProvider fdp(data, size);

  // Generate random ids

  int fixed_id   = fdp.ConsumeIntegral<int>();

  int dynamic_id = fdp.ConsumeIntegral<int>();

  // Generate random raw data

  std::vector<uint8_t> raw_data = fdp.ConsumeRemainingBytes<uint8_t>();

  // Fuzz MHD_lib_get_info_fixed_sz

  MHD_lib_get_info_fixed_sz(

      static_cast<MHD_LibInfoFixed>(fixed_id),

      raw_data.size() > 0 ? reinterpret_cast<MHD_LibInfoFixedData*>(raw_data.data()) : nullptr,

      raw_data.size());

  // Fuzz MHD_lib_get_info_dynamic_sz

  MHD_lib_get_info_dynamic_sz(

      static_cast<MHD_LibInfoDynamic>(dynamic_id),

      raw_data.size() > 0 ? reinterpret_cast<MHD_LibInfoDynamicData*>(raw_data.data()) : nullptr,

      raw_data.size());

  return 0;

}