Browse Source

MOVEONLY: Separate CTransaction and dependencies from core

pull/1/head
jtimon 8 years ago
parent
commit
4a3587d8db
  1. 2
      src/Makefile.am
  2. 2
      src/bitcoin-tx.cpp
  3. 2
      src/bloom.cpp
  4. 2
      src/coincontrol.h
  5. 3
      src/coins.h
  6. 132
      src/core.cpp
  7. 270
      src/core.h
  8. 142
      src/core/transaction.cpp
  9. 276
      src/core/transaction.h
  10. 2
      src/core_read.cpp
  11. 2
      src/core_write.cpp
  12. 1
      src/main.h
  13. 1
      src/miner.cpp
  14. 2
      src/net.cpp
  15. 2
      src/qt/bitcoinunits.cpp
  16. 2
      src/qt/guiutil.cpp
  17. 2
      src/rpcrawtransaction.cpp
  18. 2
      src/script/interpreter.cpp
  19. 2
      src/script/sign.cpp
  20. 2
      src/test/main_tests.cpp
  21. 2
      src/test/util_tests.cpp
  22. 1
      src/txdb.cpp
  23. 1
      src/txmempool.cpp
  24. 2
      src/txmempool.h
  25. 2
      src/utilmoneystr.cpp
  26. 1
      src/wallet.h

2
src/Makefile.am

@ -81,6 +81,7 @@ BITCOIN_CORE_H = \ @@ -81,6 +81,7 @@ BITCOIN_CORE_H = \
coins.h \
compat.h \
core.h \
core/transaction.h \
core_io.h \
crypter.h \
db.h \
@ -213,6 +214,7 @@ libbitcoin_common_a_SOURCES = \ @@ -213,6 +214,7 @@ libbitcoin_common_a_SOURCES = \
chainparams.cpp \
coins.cpp \
core.cpp \
core/transaction.cpp \
core_read.cpp \
core_write.cpp \
hash.cpp \

2
src/bitcoin-tx.cpp

@ -3,7 +3,7 @@ @@ -3,7 +3,7 @@
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include "base58.h"
#include "core.h"
#include "core/transaction.h"
#include "core_io.h"
#include "keystore.h"
#include "main.h" // for MAX_BLOCK_SIZE

2
src/bloom.cpp

@ -4,7 +4,7 @@ @@ -4,7 +4,7 @@
#include "bloom.h"
#include "core.h"
#include "core/transaction.h"
#include "script/script.h"
#include "script/standard.h"
#include "streams.h"

2
src/coincontrol.h

@ -5,7 +5,7 @@ @@ -5,7 +5,7 @@
#ifndef COINCONTROL_H
#define COINCONTROL_H
#include "core.h"
#include "core/transaction.h"
/** Coin Control Features. */
class CCoinControl

3
src/coins.h

@ -6,7 +6,8 @@ @@ -6,7 +6,8 @@
#ifndef BITCOIN_COINS_H
#define BITCOIN_COINS_H
#include "core.h"
#include "core.h" // Only for CTxOutCompressor
#include "core/transaction.h"
#include "serialize.h"
#include "uint256.h"

132
src/core.cpp

@ -9,138 +9,6 @@ @@ -9,138 +9,6 @@
#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", scriptSig.ToString().substr(0,24));
if (nSequence != std::numeric_limits<unsigned int>::max())
str += strprintf(", nSequence=%u", nSequence);
str += ")";
return str;
}
CTxOut::CTxOut(const CAmount& nValueIn, CScript scriptPubKeyIn)
{
nValue = nValueIn;
scriptPubKey = scriptPubKeyIn;
}
uint256 CTxOut::GetHash() const
{
return SerializeHash(*this);
}
std::string CTxOut::ToString() const
{
return strprintf("CTxOut(nValue=%d.%08d, scriptPubKey=%s)", nValue / COIN, nValue % COIN, scriptPubKey.ToString().substr(0,30));
}
CMutableTransaction::CMutableTransaction() : nVersion(CTransaction::CURRENT_VERSION), nLockTime(0) {}
CMutableTransaction::CMutableTransaction(const CTransaction& tx) : nVersion(tx.nVersion), vin(tx.vin), vout(tx.vout), nLockTime(tx.nLockTime) {}
uint256 CMutableTransaction::GetHash() const
{
return SerializeHash(*this);
}
void CTransaction::UpdateHash() const
{
*const_cast<uint256*>(&hash) = SerializeHash(*this);
}
CTransaction::CTransaction() : hash(0), nVersion(CTransaction::CURRENT_VERSION), vin(), vout(), nLockTime(0) { }
CTransaction::CTransaction(const CMutableTransaction &tx) : nVersion(tx.nVersion), vin(tx.vin), vout(tx.vout), nLockTime(tx.nLockTime) {
UpdateHash();
}
CTransaction& CTransaction::operator=(const CTransaction &tx) {
*const_cast<int*>(&nVersion) = tx.nVersion;
*const_cast<std::vector<CTxIn>*>(&vin) = tx.vin;
*const_cast<std::vector<CTxOut>*>(&vout) = tx.vout;
*const_cast<unsigned int*>(&nLockTime) = tx.nLockTime;
*const_cast<uint256*>(&hash) = tx.hash;
return *this;
}
CAmount CTransaction::GetValueOut() const
{
CAmount nValueOut = 0;
for (std::vector<CTxOut>::const_iterator it(vout.begin()); it != vout.end(); ++it)
{
nValueOut += it->nValue;
if (!MoneyRange(it->nValue) || !MoneyRange(nValueOut))
throw std::runtime_error("CTransaction::GetValueOut() : value out of range");
}
return nValueOut;
}
double CTransaction::ComputePriority(double dPriorityInputs, unsigned int nTxSize) const
{
nTxSize = CalculateModifiedSize(nTxSize);
if (nTxSize == 0) return 0.0;
return dPriorityInputs / nTxSize;
}
unsigned int CTransaction::CalculateModifiedSize(unsigned int nTxSize) const
{
// In order to avoid disincentivizing cleaning up the UTXO set we don't count
// the constant overhead for each txin and up to 110 bytes of scriptSig (which
// is enough to cover a compressed pubkey p2sh redemption) for priority.
// Providing any more cleanup incentive than making additional inputs free would
// risk encouraging people to create junk outputs to redeem later.
if (nTxSize == 0)
nTxSize = ::GetSerializeSize(*this, SER_NETWORK, PROTOCOL_VERSION);
for (std::vector<CTxIn>::const_iterator it(vin.begin()); it != vin.end(); ++it)
{
unsigned int offset = 41U + std::min(110U, (unsigned int)it->scriptSig.size());
if (nTxSize > offset)
nTxSize -= offset;
}
return nTxSize;
}
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 (unsigned int i = 0; i < vin.size(); i++)
str += " " + vin[i].ToString() + "\n";
for (unsigned int i = 0; i < vout.size(); i++)
str += " " + vout[i].ToString() + "\n";
return str;
}
// Amount compression:
// * If the amount is 0, output 0
// * first, divide the amount (in base units) by the largest power of 10 possible; call the exponent e (e is max 9)

270
src/core.h

@ -6,279 +6,11 @@ @@ -6,279 +6,11 @@
#ifndef BITCOIN_CORE_H
#define BITCOIN_CORE_H
#include "amount.h"
#include "core/transaction.h"
#include "script/compressor.h"
#include "script/script.h"
#include "serialize.h"
#include "uint256.h"
#include <stdint.h>
class CTransaction;
/** An outpoint - a combination of a transaction hash and an index n into its vout */
class COutPoint
{
public:
uint256 hash;
uint32_t n;
COutPoint() { SetNull(); }
COutPoint(uint256 hashIn, uint32_t nIn) { hash = hashIn; n = nIn; }
ADD_SERIALIZE_METHODS;
template <typename Stream, typename Operation>
inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) {
READWRITE(FLATDATA(*this));
}
void SetNull() { hash = 0; n = (uint32_t) -1; }
bool IsNull() const { return (hash == 0 && n == (uint32_t) -1); }
friend bool operator<(const COutPoint& a, const COutPoint& b)
{
return (a.hash < b.hash || (a.hash == b.hash && a.n < b.n));
}
friend bool operator==(const COutPoint& a, const COutPoint& b)
{
return (a.hash == b.hash && a.n == b.n);
}
friend bool operator!=(const COutPoint& a, const COutPoint& b)
{
return !(a == b);
}
std::string ToString() const;
};
/** An input of a transaction. It contains the location of the previous
* transaction's output that it claims and a signature that matches the
* output's public key.
*/
class CTxIn
{
public:
COutPoint prevout;
CScript scriptSig;
uint32_t nSequence;
CTxIn()
{
nSequence = std::numeric_limits<unsigned int>::max();
}
explicit CTxIn(COutPoint prevoutIn, CScript scriptSigIn=CScript(), uint32_t nSequenceIn=std::numeric_limits<unsigned int>::max());
CTxIn(uint256 hashPrevTx, uint32_t nOut, CScript scriptSigIn=CScript(), uint32_t nSequenceIn=std::numeric_limits<uint32_t>::max());
ADD_SERIALIZE_METHODS;
template <typename Stream, typename Operation>
inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) {
READWRITE(prevout);
READWRITE(scriptSig);
READWRITE(nSequence);
}
bool IsFinal() const
{
return (nSequence == std::numeric_limits<uint32_t>::max());
}
friend bool operator==(const CTxIn& a, const CTxIn& b)
{
return (a.prevout == b.prevout &&
a.scriptSig == b.scriptSig &&
a.nSequence == b.nSequence);
}
friend bool operator!=(const CTxIn& a, const CTxIn& b)
{
return !(a == b);
}
std::string ToString() const;
};
/** An output of a transaction. It contains the public key that the next input
* must be able to sign with to claim it.
*/
class CTxOut
{
public:
CAmount nValue;
CScript scriptPubKey;
CTxOut()
{
SetNull();
}
CTxOut(const CAmount& nValueIn, CScript scriptPubKeyIn);
ADD_SERIALIZE_METHODS;
template <typename Stream, typename Operation>
inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) {
READWRITE(nValue);
READWRITE(scriptPubKey);
}
void SetNull()
{
nValue = -1;
scriptPubKey.clear();
}
bool IsNull() const
{
return (nValue == -1);
}
uint256 GetHash() const;
bool IsDust(CFeeRate minRelayTxFee) const
{
// "Dust" is defined in terms of CTransaction::minRelayTxFee,
// which has units satoshis-per-kilobyte.
// If you'd pay more than 1/3 in fees
// to spend something, then we consider it dust.
// A typical txout is 34 bytes big, and will
// need a CTxIn of at least 148 bytes to spend:
// so dust is a txout less than 546 satoshis
// with default minRelayTxFee.
size_t nSize = GetSerializeSize(SER_DISK,0)+148u;
return (nValue < 3*minRelayTxFee.GetFee(nSize));
}
friend bool operator==(const CTxOut& a, const CTxOut& b)
{
return (a.nValue == b.nValue &&
a.scriptPubKey == b.scriptPubKey);
}
friend bool operator!=(const CTxOut& a, const CTxOut& b)
{
return !(a == b);
}
std::string ToString() const;
};
struct CMutableTransaction;
/** The basic transaction that is broadcasted on the network and contained in
* blocks. A transaction can contain multiple inputs and outputs.
*/
class CTransaction
{
private:
/** Memory only. */
const uint256 hash;
void UpdateHash() const;
public:
static const int32_t CURRENT_VERSION=1;
// The local variables are made const to prevent unintended modification
// without updating the cached hash value. However, CTransaction is not
// actually immutable; deserialization and assignment are implemented,
// and bypass the constness. This is safe, as they update the entire
// structure, including the hash.
const int32_t nVersion;
const std::vector<CTxIn> vin;
const std::vector<CTxOut> vout;
const uint32_t nLockTime;
/** Construct a CTransaction that qualifies as IsNull() */
CTransaction();
/** Convert a CMutableTransaction into a CTransaction. */
CTransaction(const CMutableTransaction &tx);
CTransaction& operator=(const CTransaction& tx);
ADD_SERIALIZE_METHODS;
template <typename Stream, typename Operation>
inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) {
READWRITE(*const_cast<int32_t*>(&this->nVersion));
nVersion = this->nVersion;
READWRITE(*const_cast<std::vector<CTxIn>*>(&vin));
READWRITE(*const_cast<std::vector<CTxOut>*>(&vout));
READWRITE(*const_cast<uint32_t*>(&nLockTime));
if (ser_action.ForRead())
UpdateHash();
}
bool IsNull() const {
return vin.empty() && vout.empty();
}
const uint256& GetHash() const {
return hash;
}
// Return sum of txouts.
CAmount GetValueOut() const;
// GetValueIn() is a method on CCoinsViewCache, because
// inputs must be known to compute value in.
// Compute priority, given priority of inputs and (optionally) tx size
double ComputePriority(double dPriorityInputs, unsigned int nTxSize=0) const;
// Compute modified tx size for priority calculation (optionally given tx size)
unsigned int CalculateModifiedSize(unsigned int nTxSize=0) const;
bool IsCoinBase() const
{
return (vin.size() == 1 && vin[0].prevout.IsNull());
}
friend bool operator==(const CTransaction& a, const CTransaction& b)
{
return a.hash == b.hash;
}
friend bool operator!=(const CTransaction& a, const CTransaction& b)
{
return a.hash != b.hash;
}
std::string ToString() const;
};
/** A mutable version of CTransaction. */
struct CMutableTransaction
{
int32_t nVersion;
std::vector<CTxIn> vin;
std::vector<CTxOut> vout;
uint32_t nLockTime;
CMutableTransaction();
CMutableTransaction(const CTransaction& tx);
ADD_SERIALIZE_METHODS;
template <typename Stream, typename Operation>
inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) {
READWRITE(this->nVersion);
nVersion = this->nVersion;
READWRITE(vin);
READWRITE(vout);
READWRITE(nLockTime);
}
/** Compute the hash of this CMutableTransaction. This is computed on the
* fly, as opposed to GetHash() in CTransaction, which uses a cached result.
*/
uint256 GetHash() const;
};
/** wrapper for CTxOut that provides a more compact serialization */
class CTxOutCompressor
{

142
src/core/transaction.cpp

@ -0,0 +1,142 @@ @@ -0,0 +1,142 @@
// Copyright (c) 2009-2010 Satoshi Nakamoto
// Copyright (c) 2009-2014 The Bitcoin developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include "core/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", scriptSig.ToString().substr(0,24));
if (nSequence != std::numeric_limits<unsigned int>::max())
str += strprintf(", nSequence=%u", nSequence);
str += ")";
return str;
}
CTxOut::CTxOut(const CAmount& nValueIn, CScript scriptPubKeyIn)
{
nValue = nValueIn;
scriptPubKey = scriptPubKeyIn;
}
uint256 CTxOut::GetHash() const
{
return SerializeHash(*this);
}
std::string CTxOut::ToString() const
{
return strprintf("CTxOut(nValue=%d.%08d, scriptPubKey=%s)", nValue / COIN, nValue % COIN, scriptPubKey.ToString().substr(0,30));
}
CMutableTransaction::CMutableTransaction() : nVersion(CTransaction::CURRENT_VERSION), nLockTime(0) {}
CMutableTransaction::CMutableTransaction(const CTransaction& tx) : nVersion(tx.nVersion), vin(tx.vin), vout(tx.vout), nLockTime(tx.nLockTime) {}
uint256 CMutableTransaction::GetHash() const
{
return SerializeHash(*this);
}
void CTransaction::UpdateHash() const
{
*const_cast<uint256*>(&hash) = SerializeHash(*this);
}
CTransaction::CTransaction() : hash(0), nVersion(CTransaction::CURRENT_VERSION), vin(), vout(), nLockTime(0) { }
CTransaction::CTransaction(const CMutableTransaction &tx) : nVersion(tx.nVersion), vin(tx.vin), vout(tx.vout), nLockTime(tx.nLockTime) {
UpdateHash();
}
CTransaction& CTransaction::operator=(const CTransaction &tx) {
*const_cast<int*>(&nVersion) = tx.nVersion;
*const_cast<std::vector<CTxIn>*>(&vin) = tx.vin;
*const_cast<std::vector<CTxOut>*>(&vout) = tx.vout;
*const_cast<unsigned int*>(&nLockTime) = tx.nLockTime;
*const_cast<uint256*>(&hash) = tx.hash;
return *this;
}
CAmount CTransaction::GetValueOut() const
{
CAmount nValueOut = 0;
for (std::vector<CTxOut>::const_iterator it(vout.begin()); it != vout.end(); ++it)
{
nValueOut += it->nValue;
if (!MoneyRange(it->nValue) || !MoneyRange(nValueOut))
throw std::runtime_error("CTransaction::GetValueOut() : value out of range");
}
return nValueOut;
}
double CTransaction::ComputePriority(double dPriorityInputs, unsigned int nTxSize) const
{
nTxSize = CalculateModifiedSize(nTxSize);
if (nTxSize == 0) return 0.0;
return dPriorityInputs / nTxSize;
}
unsigned int CTransaction::CalculateModifiedSize(unsigned int nTxSize) const
{
// In order to avoid disincentivizing cleaning up the UTXO set we don't count
// the constant overhead for each txin and up to 110 bytes of scriptSig (which
// is enough to cover a compressed pubkey p2sh redemption) for priority.
// Providing any more cleanup incentive than making additional inputs free would
// risk encouraging people to create junk outputs to redeem later.
if (nTxSize == 0)
nTxSize = ::GetSerializeSize(*this, SER_NETWORK, PROTOCOL_VERSION);
for (std::vector<CTxIn>::const_iterator it(vin.begin()); it != vin.end(); ++it)
{
unsigned int offset = 41U + std::min(110U, (unsigned int)it->scriptSig.size());
if (nTxSize > offset)
nTxSize -= offset;
}
return nTxSize;
}
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 (unsigned int i = 0; i < vin.size(); i++)
str += " " + vin[i].ToString() + "\n";
for (unsigned int i = 0; i < vout.size(); i++)
str += " " + vout[i].ToString() + "\n";
return str;
}

276
src/core/transaction.h

@ -0,0 +1,276 @@ @@ -0,0 +1,276 @@
// Copyright (c) 2009-2010 Satoshi Nakamoto
// Copyright (c) 2009-2014 The Bitcoin developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#ifndef H_BITCOIN_CORE_TRANSACTION
#define H_BITCOIN_CORE_TRANSACTION
#include "amount.h"
#include "script/script.h"
#include "serialize.h"
#include "uint256.h"
/** An outpoint - a combination of a transaction hash and an index n into its vout */
class COutPoint
{
public:
uint256 hash;
uint32_t n;
COutPoint() { SetNull(); }
COutPoint(uint256 hashIn, uint32_t nIn) { hash = hashIn; n = nIn; }
ADD_SERIALIZE_METHODS;
template <typename Stream, typename Operation>
inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) {
READWRITE(FLATDATA(*this));
}
void SetNull() { hash = 0; n = (uint32_t) -1; }
bool IsNull() const { return (hash == 0 && n == (uint32_t) -1); }
friend bool operator<(const COutPoint& a, const COutPoint& b)
{
return (a.hash < b.hash || (a.hash == b.hash && a.n < b.n));
}
friend bool operator==(const COutPoint& a, const COutPoint& b)
{
return (a.hash == b.hash && a.n == b.n);
}
friend bool operator!=(const COutPoint& a, const COutPoint& b)
{
return !(a == b);
}
std::string ToString() const;
};
/** An input of a transaction. It contains the location of the previous
* transaction's output that it claims and a signature that matches the
* output's public key.
*/
class CTxIn
{
public:
COutPoint prevout;
CScript scriptSig;
uint32_t nSequence;
CTxIn()
{
nSequence = std::numeric_limits<unsigned int>::max();
}
explicit CTxIn(COutPoint prevoutIn, CScript scriptSigIn=CScript(), uint32_t nSequenceIn=std::numeric_limits<unsigned int>::max());
CTxIn(uint256 hashPrevTx, uint32_t nOut, CScript scriptSigIn=CScript(), uint32_t nSequenceIn=std::numeric_limits<uint32_t>::max());
ADD_SERIALIZE_METHODS;
template <typename Stream, typename Operation>
inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) {
READWRITE(prevout);
READWRITE(scriptSig);
READWRITE(nSequence);
}
bool IsFinal() const
{
return (nSequence == std::numeric_limits<uint32_t>::max());
}
friend bool operator==(const CTxIn& a, const CTxIn& b)
{
return (a.prevout == b.prevout &&
a.scriptSig == b.scriptSig &&
a.nSequence == b.nSequence);
}
friend bool operator!=(const CTxIn& a, const CTxIn& b)
{
return !(a == b);
}
std::string ToString() const;
};
/** An output of a transaction. It contains the public key that the next input
* must be able to sign with to claim it.
*/
class CTxOut
{
public:
CAmount nValue;
CScript scriptPubKey;
CTxOut()
{
SetNull();
}
CTxOut(const CAmount& nValueIn, CScript scriptPubKeyIn);
ADD_SERIALIZE_METHODS;
template <typename Stream, typename Operation>
inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) {
READWRITE(nValue);
READWRITE(scriptPubKey);
}
void SetNull()
{
nValue = -1;
scriptPubKey.clear();
}
bool IsNull() const
{
return (nValue == -1);
}
uint256 GetHash() const;
bool IsDust(CFeeRate minRelayTxFee) const
{
// "Dust" is defined in terms of CTransaction::minRelayTxFee,
// which has units satoshis-per-kilobyte.
// If you'd pay more than 1/3 in fees
// to spend something, then we consider it dust.
// A typical txout is 34 bytes big, and will
// need a CTxIn of at least 148 bytes to spend:
// so dust is a txout less than 546 satoshis
// with default minRelayTxFee.
size_t nSize = GetSerializeSize(SER_DISK,0)+148u;
return (nValue < 3*minRelayTxFee.GetFee(nSize));
}
friend bool operator==(const CTxOut& a, const CTxOut& b)
{
return (a.nValue == b.nValue &&
a.scriptPubKey == b.scriptPubKey);
}
friend bool operator!=(const CTxOut& a, const CTxOut& b)
{
return !(a == b);
}
std::string ToString() const;
};
struct CMutableTransaction;
/** The basic transaction that is broadcasted on the network and contained in
* blocks. A transaction can contain multiple inputs and outputs.
*/
class CTransaction
{
private:
/** Memory only. */
const uint256 hash;
void UpdateHash() const;
public:
static const int32_t CURRENT_VERSION=1;
// The local variables are made const to prevent unintended modification
// without updating the cached hash value. However, CTransaction is not
// actually immutable; deserialization and assignment are implemented,
// and bypass the constness. This is safe, as they update the entire
// structure, including the hash.
const int32_t nVersion;
const std::vector<CTxIn> vin;
const std::vector<CTxOut> vout;
const uint32_t nLockTime;
/** Construct a CTransaction that qualifies as IsNull() */
CTransaction();
/** Convert a CMutableTransaction into a CTransaction. */
CTransaction(const CMutableTransaction &tx);
CTransaction& operator=(const CTransaction& tx);
ADD_SERIALIZE_METHODS;
template <typename Stream, typename Operation>
inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) {
READWRITE(*const_cast<int32_t*>(&this->nVersion));
nVersion = this->nVersion;
READWRITE(*const_cast<std::vector<CTxIn>*>(&vin));
READWRITE(*const_cast<std::vector<CTxOut>*>(&vout));
READWRITE(*const_cast<uint32_t*>(&nLockTime));
if (ser_action.ForRead())
UpdateHash();
}
bool IsNull() const {
return vin.empty() && vout.empty();
}
const uint256& GetHash() const {
return hash;
}
// Return sum of txouts.
CAmount GetValueOut() const;
// GetValueIn() is a method on CCoinsViewCache, because
// inputs must be known to compute value in.
// Compute priority, given priority of inputs and (optionally) tx size
double ComputePriority(double dPriorityInputs, unsigned int nTxSize=0) const;
// Compute modified tx size for priority calculation (optionally given tx size)
unsigned int CalculateModifiedSize(unsigned int nTxSize=0) const;
bool IsCoinBase() const
{
return (vin.size() == 1 && vin[0].prevout.IsNull());
}
friend bool operator==(const CTransaction& a, const CTransaction& b)
{
return a.hash == b.hash;
}
friend bool operator!=(const CTransaction& a, const CTransaction& b)
{
return a.hash != b.hash;
}
std::string ToString() const;
};
/** A mutable version of CTransaction. */
struct CMutableTransaction
{
int32_t nVersion;
std::vector<CTxIn> vin;
std::vector<CTxOut> vout;
uint32_t nLockTime;
CMutableTransaction();
CMutableTransaction(const CTransaction& tx);
ADD_SERIALIZE_METHODS;
template <typename Stream, typename Operation>
inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) {
READWRITE(this->nVersion);
nVersion = this->nVersion;
READWRITE(vin);
READWRITE(vout);
READWRITE(nLockTime);
}
/** Compute the hash of this CMutableTransaction. This is computed on the
* fly, as opposed to GetHash() in CTransaction, which uses a cached result.
*/
uint256 GetHash() const;
};
#endif // H_BITCOIN_CORE_TRANSACTION

2
src/core_read.cpp

@ -4,7 +4,7 @@ @@ -4,7 +4,7 @@
#include "core_io.h"
#include "core.h"
#include "core/transaction.h"
#include "script/script.h"
#include "serialize.h"
#include "streams.h"

2
src/core_write.cpp

@ -5,7 +5,7 @@ @@ -5,7 +5,7 @@
#include "core_io.h"
#include "base58.h"
#include "core.h"
#include "core/transaction.h"
#include "script/script.h"
#include "script/standard.h"
#include "serialize.h"

1
src/main.h

@ -15,6 +15,7 @@ @@ -15,6 +15,7 @@
#include "chainparams.h"
#include "coins.h"
#include "core.h"
#include "core/transaction.h"
#include "net.h"
#include "pow.h"
#include "script/script.h"

1
src/miner.cpp

@ -7,6 +7,7 @@ @@ -7,6 +7,7 @@
#include "amount.h"
#include "core.h"
#include "core/transaction.h"
#include "hash.h"
#include "main.h"
#include "net.h"

2
src/net.cpp

@ -11,7 +11,7 @@ @@ -11,7 +11,7 @@
#include "addrman.h"
#include "chainparams.h"
#include "core.h"
#include "core/transaction.h"
#include "ui_interface.h"
#ifdef WIN32

2
src/qt/bitcoinunits.cpp

@ -4,7 +4,7 @@ @@ -4,7 +4,7 @@
#include "bitcoinunits.h"
#include "core.h"
#include "core/transaction.h"
#include <QStringList>

2
src/qt/guiutil.cpp

@ -9,7 +9,7 @@ @@ -9,7 +9,7 @@
#include "qvalidatedlineedit.h"
#include "walletmodel.h"
#include "core.h"
#include "core/transaction.h"
#include "init.h"
#include "main.h"
#include "protocol.h"

2
src/rpcrawtransaction.cpp

@ -4,7 +4,7 @@ @@ -4,7 +4,7 @@
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include "base58.h"
#include "core.h"
#include "core/transaction.h"
#include "core_io.h"
#include "init.h"
#include "keystore.h"

2
src/script/interpreter.cpp

@ -5,7 +5,7 @@ @@ -5,7 +5,7 @@
#include "interpreter.h"
#include "core.h"
#include "core/transaction.h"
#include "crypto/ripemd160.h"
#include "crypto/sha1.h"
#include "crypto/sha2.h"

2
src/script/sign.cpp

@ -5,7 +5,7 @@ @@ -5,7 +5,7 @@
#include "script/sign.h"
#include "core.h"
#include "core/transaction.h"
#include "key.h"
#include "keystore.h"
#include "script/standard.h"

2
src/test/main_tests.cpp

@ -2,7 +2,7 @@ @@ -2,7 +2,7 @@
// Distributed under the MIT/X11 software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include "core.h"
#include "core/transaction.h"
#include "main.h"
#include <boost/test/unit_test.hpp>

2
src/test/util_tests.cpp

@ -4,7 +4,7 @@ @@ -4,7 +4,7 @@
#include "util.h"
#include "core.h"
#include "core/transaction.h"
#include "random.h"
#include "sync.h"
#include "utilstrencodings.h"

1
src/txdb.cpp

@ -5,7 +5,6 @@ @@ -5,7 +5,6 @@
#include "txdb.h"
#include "core.h"
#include "pow.h"
#include "uint256.h"

1
src/txmempool.cpp

@ -5,7 +5,6 @@ @@ -5,7 +5,6 @@
#include "txmempool.h"
#include "core.h"
#include "streams.h"
#include "util.h"
#include "utilmoneystr.h"

2
src/txmempool.h

@ -10,7 +10,7 @@ @@ -10,7 +10,7 @@
#include "amount.h"
#include "coins.h"
#include "core.h"
#include "core/transaction.h"
#include "sync.h"
class CAutoFile;

2
src/utilmoneystr.cpp

@ -5,7 +5,7 @@ @@ -5,7 +5,7 @@
#include "utilmoneystr.h"
#include "core.h"
#include "core/transaction.h"
#include "tinyformat.h"
#include "utilstrencodings.h"

1
src/wallet.h

@ -8,6 +8,7 @@ @@ -8,6 +8,7 @@
#include "amount.h"
#include "core.h"
#include "core/transaction.h"
#include "crypter.h"
#include "key.h"
#include "keystore.h"

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