text: // Copyright (c) 2009-2020 The Bitcoin Core developers
  // Copyright (c) 2021 The AgroCoin Core developers
  // Distributed under the MIT software license, see the accompanying
  // file COPYING or http://www.opensource.org/licenses/mit-license.php.
  
  #include <pubkey.h>
  #include <script/interpreter.h>
  #include <test/fuzz/FuzzedDataProvider.h>
  #include <test/fuzz/fuzz.h>
  #include <util/memory.h>
  
  #include <limits>
  
  void initialize()
  {
      static const ECCVerifyHandle verify_handle;
  }
  
  void test_one_input(const std::vector<uint8_t>& buffer)
  {
      FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size());
      const unsigned int flags = fuzzed_data_provider.ConsumeIntegral<unsigned int>();
      const std::vector<uint8_t> script_bytes = [&] {
          if (fuzzed_data_provider.remaining_bytes() != 0) {
              return fuzzed_data_provider.ConsumeRemainingBytes<uint8_t>();
          } else {
              // Avoid UBSan warning:
              //   test/fuzz/FuzzedDataProvider.h:212:17: runtime error: null pointer passed as argument 1, which is declared to never be null
              //   /usr/include/string.h:43:28: note: nonnull attribute specified here
              return std::vector<uint8_t>();
          }
      }();
      const CScript script(script_bytes.begin(), script_bytes.end());
      for (const auto sig_version : {SigVersion::BASE, SigVersion::WITNESS_V0}) {
          std::vector<std::vector<unsigned char>> stack;
          (void)EvalScript(stack, script, flags, BaseSignatureChecker(), sig_version, nullptr);
      }
  }
  