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// Copyright (c) 2009-2010 Satoshi Nakamoto
// Copyright (c) 2009-2018 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 <primitives/transaction.h>
#include <hash.h>
#include <tinyformat.h>
#include <utilstrencodings.h>
std::string COutPoint::ToString() const
{
return strprintf("COutPoint(%s, %u)", hash.ToString().substr(0,10), n);
}
CTxIn::CTxIn(COutPoint prevoutIn, CScript scriptSigIn, uint32_t nSequenceIn)
{
prevout = prevoutIn;
scriptSig = scriptSigIn;
nSequence = nSequenceIn;
}
CTxIn::CTxIn(uint256 hashPrevTx, uint32_t nOut, CScript scriptSigIn, uint32_t nSequenceIn)
{
prevout = COutPoint(hashPrevTx, nOut);
scriptSig = scriptSigIn;
nSequence = nSequenceIn;
}
std::string CTxIn::ToString() const
{
std::string str;
str += "CTxIn(";
str += prevout.ToString();
if (prevout.IsNull())
str += strprintf(", coinbase %s", HexStr(scriptSig));
else
str += strprintf(", scriptSig=%s", HexStr(scriptSig).substr(0, 24));
if (nSequence != SEQUENCE_FINAL)
str += strprintf(", nSequence=%u", nSequence);
str += ")";
return str;
}
CTxOut::CTxOut(const CAmount& nValueIn, CScript scriptPubKeyIn)
{
nValue = nValueIn;
scriptPubKey = scriptPubKeyIn;
}
std::string CTxOut::ToString() const
{
return strprintf("CTxOut(nValue=%d.%08d, scriptPubKey=%s)", nValue / COIN, nValue % COIN, HexStr(scriptPubKey).substr(0, 30));
}
CMutableTransaction::CMutableTransaction() : nVersion(CTransaction::CURRENT_VERSION), nLockTime(0) {}
CMutableTransaction::CMutableTransaction(const CTransaction& tx) : vin(tx.vin), vout(tx.vout), nVersion(tx.nVersion), nLockTime(tx.nLockTime) {}
uint256 CMutableTransaction::GetHash() const
{
return SerializeHash(*this, SER_GETHASH, SERIALIZE_TRANSACTION_NO_WITNESS);
}
uint256 CTransaction::ComputeHash() const
{
return SerializeHash(*this, SER_GETHASH, SERIALIZE_TRANSACTION_NO_WITNESS);
}
uint256 CTransaction::ComputeWitnessHash() const
{
if (!HasWitness()) {
return hash;
}
return SerializeHash(*this, SER_GETHASH, 0);
}
/* For backward compatibility, the hash is initialized to 0. TODO: remove the need for this default constructor entirely. */
CTransaction::CTransaction() : vin(), vout(), nVersion(CTransaction::CURRENT_VERSION), nLockTime(0), hash{}, m_witness_hash{} {}
CTransaction::CTransaction(const CMutableTransaction& tx) : vin(tx.vin), vout(tx.vout), nVersion(tx.nVersion), nLockTime(tx.nLockTime), hash{ComputeHash()}, m_witness_hash{ComputeWitnessHash()} {}
CTransaction::CTransaction(CMutableTransaction&& tx) : vin(std::move(tx.vin)), vout(std::move(tx.vout)), nVersion(tx.nVersion), nLockTime(tx.nLockTime), hash{ComputeHash()}, m_witness_hash{ComputeWitnessHash()} {}
CAmount CTransaction::GetValueOut() const
{
CAmount nValueOut = 0;
for (const auto& tx_out : vout) {
nValueOut += tx_out.nValue;
if (!MoneyRange(tx_out.nValue) || !MoneyRange(nValueOut))
throw std::runtime_error(std::string(__func__) + ": value out of range");
}
return nValueOut;
}
unsigned int CTransaction::GetTotalSize() const
{
return ::GetSerializeSize(*this, PROTOCOL_VERSION);
}
std::string CTransaction::ToString() const
{
std::string str;
str += strprintf("CTransaction(hash=%s, ver=%d, vin.size=%u, vout.size=%u, nLockTime=%u)\n",
GetHash().ToString().substr(0,10),
nVersion,
vin.size(),
vout.size(),
nLockTime);
for (const auto& tx_in : vin)
str += " " + tx_in.ToString() + "\n";
for (const auto& tx_in : vin)
str += " " + tx_in.scriptWitness.ToString() + "\n";
for (const auto& tx_out : vout)
str += " " + tx_out.ToString() + "\n";
return str;
}
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