// Copyright 2020 Google LLC. All Rights Reserved. This file and proprietary
// source code may only be used and distributed under the Widevine
// License Agreement.

#include "oemcrypto_fuzz_helper.h"
#include "oemcrypto_fuzz_structs.h"

namespace wvoec {
extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
  // Redirect printf and log statements from oemcrypto functions to a file to
  // reduce noise
  RedirectStdoutToFile();
  // If input size is less than fuzz data structure, reject the input.
  if (size < sizeof(OEMCrypto_Request_Fuzz)) {
    return 0;
  }
  // Input for renewal request API will be modified by OEMCrypto, hence it
  // cannot be a const. Fuzzer complains if const identifier is removed of data,
  // hence copying data into a non const pointer.
  uint8_t* input = new uint8_t[size];
  memcpy(input, data, size);
  OEMCryptoRenewalAPIFuzz renewal_api_fuzz;
  renewal_api_fuzz.renewal_messages().InjectFuzzedRequestData(input, size);
  delete[] input;
  return 0;
}
}  // namespace wvoec