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121 lines
4.0 KiB
121 lines
4.0 KiB
// Copyright (c) 2009-2010 Satoshi Nakamoto |
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// Copyright (c) 2009-2016 The Bitcoin Core developers |
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// Distributed under the MIT software license, see the accompanying |
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// file COPYING or http://www.opensource.org/licenses/mit-license.php. |
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#include "primitives/transaction.h" |
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#include "hash.h" |
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#include "tinyformat.h" |
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#include "utilstrencodings.h" |
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std::string COutPoint::ToString() const |
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{ |
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return strprintf("COutPoint(%s, %u)", hash.ToString().substr(0,10), n); |
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} |
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CTxIn::CTxIn(COutPoint prevoutIn, CScript scriptSigIn, uint32_t nSequenceIn) |
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{ |
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prevout = prevoutIn; |
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scriptSig = scriptSigIn; |
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nSequence = nSequenceIn; |
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} |
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CTxIn::CTxIn(uint256 hashPrevTx, uint32_t nOut, CScript scriptSigIn, uint32_t nSequenceIn) |
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{ |
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prevout = COutPoint(hashPrevTx, nOut); |
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scriptSig = scriptSigIn; |
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nSequence = nSequenceIn; |
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} |
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std::string CTxIn::ToString() const |
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{ |
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std::string str; |
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str += "CTxIn("; |
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str += prevout.ToString(); |
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if (prevout.IsNull()) |
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str += strprintf(", coinbase %s", HexStr(scriptSig)); |
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else |
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str += strprintf(", scriptSig=%s", HexStr(scriptSig).substr(0, 24)); |
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if (nSequence != SEQUENCE_FINAL) |
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str += strprintf(", nSequence=%u", nSequence); |
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str += ")"; |
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return str; |
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} |
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CTxOut::CTxOut(const CAmount& nValueIn, CScript scriptPubKeyIn) |
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{ |
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nValue = nValueIn; |
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scriptPubKey = scriptPubKeyIn; |
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} |
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std::string CTxOut::ToString() const |
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{ |
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return strprintf("CTxOut(nValue=%d.%08d, scriptPubKey=%s)", nValue / COIN, nValue % COIN, HexStr(scriptPubKey).substr(0, 30)); |
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} |
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CMutableTransaction::CMutableTransaction() : nVersion(CTransaction::CURRENT_VERSION), nLockTime(0) {} |
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CMutableTransaction::CMutableTransaction(const CTransaction& tx) : nVersion(tx.nVersion), vin(tx.vin), vout(tx.vout), nLockTime(tx.nLockTime) {} |
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uint256 CMutableTransaction::GetHash() const |
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{ |
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return SerializeHash(*this, SER_GETHASH, SERIALIZE_TRANSACTION_NO_WITNESS); |
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} |
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uint256 CTransaction::ComputeHash() const |
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{ |
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return SerializeHash(*this, SER_GETHASH, SERIALIZE_TRANSACTION_NO_WITNESS); |
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} |
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uint256 CTransaction::GetWitnessHash() const |
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{ |
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if (!HasWitness()) { |
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return GetHash(); |
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} |
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return SerializeHash(*this, SER_GETHASH, 0); |
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} |
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/* For backward compatibility, the hash is initialized to 0. TODO: remove the need for this default constructor entirely. */ |
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CTransaction::CTransaction() : nVersion(CTransaction::CURRENT_VERSION), vin(), vout(), nLockTime(0), hash() {} |
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CTransaction::CTransaction(const CMutableTransaction &tx) : nVersion(tx.nVersion), vin(tx.vin), vout(tx.vout), nLockTime(tx.nLockTime), hash(ComputeHash()) {} |
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CTransaction::CTransaction(CMutableTransaction &&tx) : nVersion(tx.nVersion), vin(std::move(tx.vin)), vout(std::move(tx.vout)), nLockTime(tx.nLockTime), hash(ComputeHash()) {} |
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CAmount CTransaction::GetValueOut() const |
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{ |
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CAmount nValueOut = 0; |
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for (std::vector<CTxOut>::const_iterator it(vout.begin()); it != vout.end(); ++it) |
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{ |
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nValueOut += it->nValue; |
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if (!MoneyRange(it->nValue) || !MoneyRange(nValueOut)) |
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throw std::runtime_error(std::string(__func__) + ": value out of range"); |
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} |
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return nValueOut; |
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} |
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unsigned int CTransaction::GetTotalSize() const |
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{ |
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return ::GetSerializeSize(*this, SER_NETWORK, PROTOCOL_VERSION); |
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} |
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std::string CTransaction::ToString() const |
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{ |
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std::string str; |
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str += strprintf("CTransaction(hash=%s, ver=%d, vin.size=%u, vout.size=%u, nLockTime=%u)\n", |
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GetHash().ToString().substr(0,10), |
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nVersion, |
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vin.size(), |
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vout.size(), |
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nLockTime); |
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for (unsigned int i = 0; i < vin.size(); i++) |
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str += " " + vin[i].ToString() + "\n"; |
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for (unsigned int i = 0; i < vin.size(); i++) |
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str += " " + vin[i].scriptWitness.ToString() + "\n"; |
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for (unsigned int i = 0; i < vout.size(); i++) |
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str += " " + vout[i].ToString() + "\n"; |
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return str; |
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} |
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int64_t GetTransactionWeight(const CTransaction& tx) |
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{ |
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return ::GetSerializeSize(tx, SER_NETWORK, PROTOCOL_VERSION | SERIALIZE_TRANSACTION_NO_WITNESS) * (WITNESS_SCALE_FACTOR -1) + ::GetSerializeSize(tx, SER_NETWORK, PROTOCOL_VERSION); |
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}
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