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// Copyright (c) 2019 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include <chainparams.h>
#include <coins.h>
#include <consensus/tx_check.h>
#include <consensus/tx_verify.h>
#include <consensus/validation.h>
#include <core_io.h>
#include <core_memusage.h>
#include <policy/policy.h>
#include <policy/settings.h>
#include <primitives/transaction.h>
#include <streams.h>
#include <test/fuzz/fuzz.h>
#include <univalue.h>
#include <util/rbf.h>
#include <validation.h>
#include <version.h>
#include <cassert>
void initialize()
{
SelectParams(CBaseChainParams::REGTEST);
}
void test_one_input(const std::vector<uint8_t>& buffer)
{
CDataStream ds(buffer, SER_NETWORK, INIT_PROTO_VERSION);
try {
int nVersion;
ds >> nVersion;
ds.SetVersion(nVersion);
} catch (const std::ios_base::failure&) {
return;
}
bool valid_tx = true;
const CTransaction tx = [&] {
try {
return CTransaction(deserialize, ds);
} catch (const std::ios_base::failure&) {
valid_tx = false;
return CTransaction();
}
}();
bool valid_mutable_tx = true;
CDataStream ds_mtx(buffer, SER_NETWORK, INIT_PROTO_VERSION);
CMutableTransaction mutable_tx;
try {
int nVersion;
ds_mtx >> nVersion;
ds_mtx.SetVersion(nVersion);
ds_mtx >> mutable_tx;
} catch (const std::ios_base::failure&) {
valid_mutable_tx = false;
}
assert(valid_tx == valid_mutable_tx);
if (!valid_tx) {
return;
}
TxValidationState state_with_dupe_check;
(void)CheckTransaction(tx, state_with_dupe_check);
const CFeeRate dust_relay_fee{DUST_RELAY_TX_FEE};
std::string reason;
const bool is_standard_with_permit_bare_multisig = IsStandardTx(tx, /* permit_bare_multisig= */ true, dust_relay_fee, reason);
const bool is_standard_without_permit_bare_multisig = IsStandardTx(tx, /* permit_bare_multisig= */ false, dust_relay_fee, reason);
if (is_standard_without_permit_bare_multisig) {
assert(is_standard_with_permit_bare_multisig);
}
(void)tx.GetHash();
(void)tx.GetTotalSize();
try {
(void)tx.GetValueOut();
} catch (const std::runtime_error&) {
}
(void)tx.GetWitnessHash();
(void)tx.HasWitness();
(void)tx.IsCoinBase();
(void)tx.IsNull();
(void)tx.ToString();
(void)EncodeHexTx(tx);
(void)GetLegacySigOpCount(tx);
(void)GetTransactionWeight(tx);
(void)GetVirtualTransactionSize(tx);
(void)IsFinalTx(tx, /* nBlockHeight= */ 1024, /* nBlockTime= */ 1024);
(void)IsStandardTx(tx, reason);
(void)RecursiveDynamicUsage(tx);
(void)SignalsOptInRBF(tx);
CCoinsView coins_view;
const CCoinsViewCache coins_view_cache(&coins_view);
(void)AreInputsStandard(tx, coins_view_cache);
(void)IsWitnessStandard(tx, coins_view_cache);
UniValue u(UniValue::VOBJ);
// ValueFromAmount(i) not defined when i == std::numeric_limits<int64_t>::min()
bool skip_tx_to_univ = false;
for (const CTxOut& txout : tx.vout) {
if (txout.nValue == std::numeric_limits<int64_t>::min()) {
skip_tx_to_univ = true;
}
}
if (!skip_tx_to_univ) {
TxToUniv(tx, /* hashBlock */ {}, u);
static const uint256 u256_max(uint256S("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"));
TxToUniv(tx, u256_max, u);
}
}
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