Bitcoin Core  22.99.0
P2P Digital Currency
decode_tx.cpp
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1 // Copyright (c) 2019-2020 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>
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);
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 }
assert
assert(!tx.IsCoinBase())
transaction.h
core_io.h
strencodings.h
CMutableTransaction::HasWitness
bool HasWitness() const
Definition: transaction.h:375
fuzz.h
FUZZ_TARGET
FUZZ_TARGET(decode_tx)
Definition: decode_tx.cpp:15
CMutableTransaction
A mutable version of CTransaction.
Definition: transaction.h:344
HexStr
std::string HexStr(const Span< const uint8_t > s)
Convert a span of bytes to a lower-case hexadecimal string.
Definition: strencodings.cpp:594
DecodeHexTx
bool DecodeHexTx(CMutableTransaction &tx, const std::string &hex_tx, bool try_no_witness=false, bool try_witness=true)
Definition: core_read.cpp:198