decode_tx.cpp raw

   1  // Copyright (c) 2019-present The Bitcoin Core developers
   2  // Distributed under the MIT software license, see the accompanying
   3  // file COPYING or http://www.opensource.org/licenses/mit-license.php.
   4  
   5  #include <core_io.h>
   6  #include <primitives/transaction.h>
   7  #include <test/fuzz/fuzz.h>
   8  #include <util/strencodings.h>
   9  
  10  #include <cassert>
  11  #include <cstdint>
  12  #include <string>
  13  #include <vector>
  14  
  15  FUZZ_TARGET(decode_tx)
  16  {
  17      const std::string tx_hex = HexStr(buffer);
  18      CMutableTransaction mtx;
  19      const bool result_none = DecodeHexTx(mtx, tx_hex, false, false);
  20      const bool result_try_witness = DecodeHexTx(mtx, tx_hex, false, true);
  21      const bool result_try_witness_and_maybe_no_witness = DecodeHexTx(mtx, tx_hex, true, true);
  22      CMutableTransaction no_witness_mtx;
  23      const bool result_try_no_witness = DecodeHexTx(no_witness_mtx, tx_hex, true, false);
  24      assert(!result_none);
  25      if (result_try_witness_and_maybe_no_witness) {
  26          assert(result_try_no_witness || result_try_witness);
  27      }
  28      if (result_try_no_witness) {
  29          assert(!no_witness_mtx.HasWitness());
  30          assert(result_try_witness_and_maybe_no_witness);
  31      }
  32  }
  33