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-rw-r--r--src/Makefile.qt.include1
-rw-r--r--src/allocators.h2
-rw-r--r--src/main.cpp3
-rw-r--r--src/qt/bitcoinamountfield.cpp272
-rw-r--r--src/qt/bitcoinamountfield.h14
-rw-r--r--src/qt/bitcoinunits.cpp29
-rw-r--r--src/qt/bitcoinunits.h7
-rw-r--r--src/qt/sendcoinsentry.cpp18
-rw-r--r--src/rpcdump.cpp26
-rw-r--r--src/timedata.cpp18
-rw-r--r--src/txmempool.cpp7
-rw-r--r--src/version.h4
12 files changed, 242 insertions, 159 deletions
diff --git a/src/Makefile.qt.include b/src/Makefile.qt.include
index 75b7b683dd..2772bc753a 100644
--- a/src/Makefile.qt.include
+++ b/src/Makefile.qt.include
@@ -145,6 +145,7 @@ BITCOIN_MM = \
QT_MOC = \
qt/bitcoin.moc \
+ qt/bitcoinamountfield.moc \
qt/intro.moc \
qt/overviewpage.moc \
qt/rpcconsole.moc
diff --git a/src/allocators.h b/src/allocators.h
index 7012ef7e2a..be0be7ab96 100644
--- a/src/allocators.h
+++ b/src/allocators.h
@@ -131,7 +131,7 @@ public:
* Due to the unpredictable order of static initializers, we have to make sure the
* LockedPageManager instance exists before any other STL-based objects that use
* secure_allocator are created. So instead of having LockedPageManager also be
- * static-intialized, it is created on demand.
+ * static-initialized, it is created on demand.
*/
class LockedPageManager: public LockedPageManagerBase<MemoryPageLocker>
{
diff --git a/src/main.cpp b/src/main.cpp
index 84178b16e2..06ce15b5b3 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -2016,7 +2016,7 @@ static CBlockIndex* FindMostWorkChain() {
CBlockIndex *pindexTest = pindexNew;
bool fInvalidAncestor = false;
while (pindexTest && !chainActive.Contains(pindexTest)) {
- if (!pindexTest->IsValid(BLOCK_VALID_TRANSACTIONS) || !(pindexTest->nStatus & BLOCK_HAVE_DATA)) {
+ if (pindexTest->nStatus & BLOCK_FAILED_MASK) {
// Candidate has an invalid ancestor, remove entire chain from the set.
if (pindexBestInvalid == NULL || pindexNew->nChainWork > pindexBestInvalid->nChainWork)
pindexBestInvalid = pindexNew;
@@ -2026,6 +2026,7 @@ static CBlockIndex* FindMostWorkChain() {
setBlockIndexValid.erase(pindexFailed);
pindexFailed = pindexFailed->pprev;
}
+ setBlockIndexValid.erase(pindexTest);
fInvalidAncestor = true;
break;
}
diff --git a/src/qt/bitcoinamountfield.cpp b/src/qt/bitcoinamountfield.cpp
index e047c278b7..6466039013 100644
--- a/src/qt/bitcoinamountfield.cpp
+++ b/src/qt/bitcoinamountfield.cpp
@@ -9,63 +9,185 @@
#include "qvaluecombobox.h"
#include <QApplication>
-#include <QDoubleSpinBox>
+#include <QAbstractSpinBox>
#include <QHBoxLayout>
#include <QKeyEvent>
-#include <qmath.h> // for qPow()
+#include <QLineEdit>
-// QDoubleSpinBox that shows SI-style thin space thousands separators
-class AmountSpinBox: public QDoubleSpinBox
+/** QSpinBox that uses fixed-point numbers internally and uses our own
+ * formatting/parsing functions.
+ */
+class AmountSpinBox: public QAbstractSpinBox
{
+ Q_OBJECT
public:
explicit AmountSpinBox(QWidget *parent):
- QDoubleSpinBox(parent)
+ QAbstractSpinBox(parent),
+ currentUnit(BitcoinUnits::BTC),
+ singleStep(100000) // satoshis
{
+ setAlignment(Qt::AlignRight);
+
+ connect(lineEdit(), SIGNAL(textEdited(QString)), this, SIGNAL(valueChanged()));
+ }
+
+ QValidator::State validate(QString &text, int &pos) const
+ {
+ if(text.isEmpty())
+ return QValidator::Intermediate;
+ bool valid = false;
+ parse(text, &valid);
+ /* Make sure we return Intermediate so that fixup() is called on defocus */
+ return valid ? QValidator::Intermediate : QValidator::Invalid;
+ }
+
+ void fixup(QString &input) const
+ {
+ bool valid = false;
+ qint64 val = parse(input, &valid);
+ if(valid)
+ {
+ input = BitcoinUnits::format(currentUnit, val, false, BitcoinUnits::separatorAlways);
+ lineEdit()->setText(input);
+ }
}
- QString textFromValue(double value) const
+
+ qint64 value(bool *valid_out=0) const
{
- QStringList parts = QDoubleSpinBox::textFromValue(value).split(".");
- QString quotient_str = parts[0];
- QString remainder_str;
- if(parts.size() > 1)
- remainder_str = parts[1];
-
- // Code duplication between here and BitcoinUnits::format
- // TODO: Figure out how to share this code
- QChar thin_sp(THIN_SP_CP);
- int q_size = quotient_str.size();
- if (q_size > 4)
- for (int i = 3; i < q_size; i += 3)
- quotient_str.insert(q_size - i, thin_sp);
-
- int r_size = remainder_str.size();
- if (r_size > 4)
- for (int i = 3, adj = 0; i < r_size; i += 3, adj++)
- remainder_str.insert(i + adj, thin_sp);
-
- if(remainder_str.isEmpty())
- return quotient_str;
+ return parse(text(), valid_out);
+ }
+
+ void setValue(qint64 value)
+ {
+ lineEdit()->setText(BitcoinUnits::format(currentUnit, value, false, BitcoinUnits::separatorAlways));
+ emit valueChanged();
+ }
+
+ void stepBy(int steps)
+ {
+ bool valid = false;
+ qint64 val = value(&valid);
+ val = val + steps * singleStep;
+ val = qMin(qMax(val, Q_INT64_C(0)), BitcoinUnits::maxMoney());
+ setValue(val);
+ }
+
+ StepEnabled stepEnabled() const
+ {
+ StepEnabled rv = 0;
+ if(text().isEmpty()) // Allow step-up with empty field
+ return StepUpEnabled;
+ bool valid = false;
+ qint64 val = value(&valid);
+ if(valid)
+ {
+ if(val > 0)
+ rv |= StepDownEnabled;
+ if(val < BitcoinUnits::maxMoney())
+ rv |= StepUpEnabled;
+ }
+ return rv;
+ }
+
+ void setDisplayUnit(int unit)
+ {
+ bool valid = false;
+ qint64 val = value(&valid);
+
+ currentUnit = unit;
+
+ if(valid)
+ setValue(val);
else
- return quotient_str + QString(".") + remainder_str;
+ clear();
}
- QValidator::State validate (QString &text, int &pos) const
+
+ void setSingleStep(qint64 step)
{
- QString s(BitcoinUnits::removeSpaces(text));
- return QDoubleSpinBox::validate(s, pos);
+ singleStep = step;
+ }
+
+ QSize minimumSizeHint() const
+ {
+ if(cachedMinimumSizeHint.isEmpty())
+ {
+ ensurePolished();
+
+ const QFontMetrics fm(fontMetrics());
+ int h = lineEdit()->minimumSizeHint().height();
+ int w = fm.width(BitcoinUnits::format(BitcoinUnits::BTC, BitcoinUnits::maxMoney(), false, BitcoinUnits::separatorAlways));
+ w += 2; // cursor blinking space
+
+ QStyleOptionSpinBox opt;
+ initStyleOption(&opt);
+ QSize hint(w, h);
+ QSize extra(35, 6);
+ opt.rect.setSize(hint + extra);
+ extra += hint - style()->subControlRect(QStyle::CC_SpinBox, &opt,
+ QStyle::SC_SpinBoxEditField, this).size();
+ // get closer to final result by repeating the calculation
+ opt.rect.setSize(hint + extra);
+ extra += hint - style()->subControlRect(QStyle::CC_SpinBox, &opt,
+ QStyle::SC_SpinBoxEditField, this).size();
+ hint += extra;
+
+ opt.rect = rect();
+
+ cachedMinimumSizeHint = style()->sizeFromContents(QStyle::CT_SpinBox, &opt, hint, this)
+ .expandedTo(QApplication::globalStrut());
+ }
+ return cachedMinimumSizeHint;
+ }
+private:
+ int currentUnit;
+ qint64 singleStep;
+ mutable QSize cachedMinimumSizeHint;
+
+ /**
+ * Parse a string into a number of base monetary units and
+ * return validity.
+ * @note Must return 0 if !valid.
+ */
+ qint64 parse(const QString &text, bool *valid_out=0) const
+ {
+ qint64 val = 0;
+ bool valid = BitcoinUnits::parse(currentUnit, text, &val);
+ if(valid)
+ {
+ if(val < 0 || val > BitcoinUnits::maxMoney())
+ valid = false;
+ }
+ if(valid_out)
+ *valid_out = valid;
+ return valid ? val : 0;
}
- double valueFromText(const QString& text) const
+
+protected:
+ bool event(QEvent *event)
{
- return QDoubleSpinBox::valueFromText(BitcoinUnits::removeSpaces(text));
+ if (event->type() == QEvent::KeyPress || event->type() == QEvent::KeyRelease)
+ {
+ QKeyEvent *keyEvent = static_cast<QKeyEvent *>(event);
+ if (keyEvent->key() == Qt::Key_Comma)
+ {
+ // Translate a comma into a period
+ QKeyEvent periodKeyEvent(event->type(), Qt::Key_Period, keyEvent->modifiers(), ".", keyEvent->isAutoRepeat(), keyEvent->count());
+ return QAbstractSpinBox::event(&periodKeyEvent);
+ }
+ }
+ return QAbstractSpinBox::event(event);
}
+
+signals:
+ void valueChanged();
};
+#include "bitcoinamountfield.moc"
+
BitcoinAmountField::BitcoinAmountField(QWidget *parent) :
QWidget(parent),
- amount(0),
- currentUnit(-1)
+ amount(0)
{
- nSingleStep = 100000; // satoshis
-
amount = new AmountSpinBox(this);
amount->setLocale(QLocale::c());
amount->installEventFilter(this);
@@ -85,21 +207,13 @@ BitcoinAmountField::BitcoinAmountField(QWidget *parent) :
setFocusProxy(amount);
// If one if the widgets changes, the combined content changes as well
- connect(amount, SIGNAL(valueChanged(QString)), this, SIGNAL(textChanged()));
+ connect(amount, SIGNAL(valueChanged()), this, SIGNAL(valueChanged()));
connect(unit, SIGNAL(currentIndexChanged(int)), this, SLOT(unitChanged(int)));
// Set default based on configuration
unitChanged(unit->currentIndex());
}
-void BitcoinAmountField::setText(const QString &text)
-{
- if (text.isEmpty())
- amount->clear();
- else
- amount->setValue(BitcoinUnits::removeSpaces(text).toDouble());
-}
-
void BitcoinAmountField::clear()
{
amount->clear();
@@ -108,16 +222,9 @@ void BitcoinAmountField::clear()
bool BitcoinAmountField::validate()
{
- bool valid = true;
- if (amount->value() == 0.0)
- valid = false;
- else if (!BitcoinUnits::parse(currentUnit, text(), 0))
- valid = false;
- else if (amount->value() > BitcoinUnits::maxAmount(currentUnit))
- valid = false;
-
+ bool valid = false;
+ value(&valid);
setValid(valid);
-
return valid;
}
@@ -129,14 +236,6 @@ void BitcoinAmountField::setValid(bool valid)
amount->setStyleSheet(STYLE_INVALID);
}
-QString BitcoinAmountField::text() const
-{
- if (amount->text().isEmpty())
- return QString();
- else
- return amount->text();
-}
-
bool BitcoinAmountField::eventFilter(QObject *object, QEvent *event)
{
if (event->type() == QEvent::FocusIn)
@@ -144,17 +243,6 @@ bool BitcoinAmountField::eventFilter(QObject *object, QEvent *event)
// Clear invalid flag on focus
setValid(true);
}
- else if (event->type() == QEvent::KeyPress || event->type() == QEvent::KeyRelease)
- {
- QKeyEvent *keyEvent = static_cast<QKeyEvent *>(event);
- if (keyEvent->key() == Qt::Key_Comma)
- {
- // Translate a comma into a period
- QKeyEvent periodKeyEvent(event->type(), Qt::Key_Period, keyEvent->modifiers(), ".", keyEvent->isAutoRepeat(), keyEvent->count());
- QApplication::sendEvent(object, &periodKeyEvent);
- return true;
- }
- }
return QWidget::eventFilter(object, event);
}
@@ -167,18 +255,12 @@ QWidget *BitcoinAmountField::setupTabChain(QWidget *prev)
qint64 BitcoinAmountField::value(bool *valid_out) const
{
- qint64 val_out = 0;
- bool valid = BitcoinUnits::parse(currentUnit, text(), &val_out);
- if (valid_out)
- {
- *valid_out = valid;
- }
- return val_out;
+ return amount->value(valid_out);
}
void BitcoinAmountField::setValue(qint64 value)
{
- setText(BitcoinUnits::format(currentUnit, value));
+ amount->setValue(value);
}
void BitcoinAmountField::setReadOnly(bool fReadOnly)
@@ -195,28 +277,7 @@ void BitcoinAmountField::unitChanged(int idx)
// Determine new unit ID
int newUnit = unit->itemData(idx, BitcoinUnits::UnitRole).toInt();
- // Parse current value and convert to new unit
- bool valid = false;
- qint64 currentValue = value(&valid);
-
- currentUnit = newUnit;
-
- // Set max length after retrieving the value, to prevent truncation
- amount->setDecimals(BitcoinUnits::decimals(currentUnit));
- amount->setMaximum(qPow(10, BitcoinUnits::amountDigits(currentUnit)) - qPow(10, -amount->decimals()));
- amount->setSingleStep((double)nSingleStep / (double)BitcoinUnits::factor(currentUnit));
-
- if (valid)
- {
- // If value was valid, re-place it in the widget with the new unit
- setValue(currentValue);
- }
- else
- {
- // If current value is invalid, just clear field
- setText("");
- }
- setValid(true);
+ amount->setDisplayUnit(newUnit);
}
void BitcoinAmountField::setDisplayUnit(int newUnit)
@@ -226,6 +287,5 @@ void BitcoinAmountField::setDisplayUnit(int newUnit)
void BitcoinAmountField::setSingleStep(qint64 step)
{
- nSingleStep = step;
- unitChanged(unit->currentIndex());
+ amount->setSingleStep(step);
}
diff --git a/src/qt/bitcoinamountfield.h b/src/qt/bitcoinamountfield.h
index 521a9ed561..c713f5d687 100644
--- a/src/qt/bitcoinamountfield.h
+++ b/src/qt/bitcoinamountfield.h
@@ -8,17 +8,18 @@
#include <QWidget>
QT_BEGIN_NAMESPACE
-class QDoubleSpinBox;
class QValueComboBox;
QT_END_NAMESPACE
+class AmountSpinBox;
+
/** Widget for entering bitcoin amounts.
*/
class BitcoinAmountField: public QWidget
{
Q_OBJECT
- Q_PROPERTY(qint64 value READ value WRITE setValue NOTIFY textChanged USER true)
+ Q_PROPERTY(qint64 value READ value WRITE setValue NOTIFY valueChanged USER true)
public:
explicit BitcoinAmountField(QWidget *parent = 0);
@@ -49,20 +50,15 @@ public:
QWidget *setupTabChain(QWidget *prev);
signals:
- void textChanged();
+ void valueChanged();
protected:
/** Intercept focus-in event and ',' key presses */
bool eventFilter(QObject *object, QEvent *event);
private:
- QDoubleSpinBox *amount;
+ AmountSpinBox *amount;
QValueComboBox *unit;
- int currentUnit;
- qint64 nSingleStep;
-
- void setText(const QString &text);
- QString text() const;
private slots:
void unitChanged(int idx);
diff --git a/src/qt/bitcoinunits.cpp b/src/qt/bitcoinunits.cpp
index 21aed235cf..6f506d3f25 100644
--- a/src/qt/bitcoinunits.cpp
+++ b/src/qt/bitcoinunits.cpp
@@ -4,6 +4,8 @@
#include "bitcoinunits.h"
+#include "core.h"
+
#include <QStringList>
BitcoinUnits::BitcoinUnits(QObject *parent):
@@ -78,28 +80,6 @@ qint64 BitcoinUnits::factor(int unit)
}
}
-qint64 BitcoinUnits::maxAmount(int unit)
-{
- switch(unit)
- {
- case BTC: return Q_INT64_C(21000000);
- case mBTC: return Q_INT64_C(21000000000);
- case uBTC: return Q_INT64_C(21000000000000);
- default: return 0;
- }
-}
-
-int BitcoinUnits::amountDigits(int unit)
-{
- switch(unit)
- {
- case BTC: return 8; // 21,000,000 (# digits, without commas)
- case mBTC: return 11; // 21,000,000,000
- case uBTC: return 14; // 21,000,000,000,000
- default: return 0;
- }
-}
-
int BitcoinUnits::decimals(int unit)
{
switch(unit)
@@ -250,3 +230,8 @@ QVariant BitcoinUnits::data(const QModelIndex &index, int role) const
}
return QVariant();
}
+
+qint64 BitcoinUnits::maxMoney()
+{
+ return MAX_MONEY;
+}
diff --git a/src/qt/bitcoinunits.h b/src/qt/bitcoinunits.h
index 7fa24c8542..be9dca6012 100644
--- a/src/qt/bitcoinunits.h
+++ b/src/qt/bitcoinunits.h
@@ -82,10 +82,6 @@ public:
static QString description(int unit);
//! Number of Satoshis (1e-8) per unit
static qint64 factor(int unit);
- //! Max amount per unit
- static qint64 maxAmount(int unit);
- //! Number of amount digits (to represent max number of coins)
- static int amountDigits(int unit);
//! Number of decimals left
static int decimals(int unit);
//! Format as string
@@ -120,6 +116,9 @@ public:
return text;
}
+ //! Return maximum number of base units (Satoshis)
+ static qint64 maxMoney();
+
private:
QList<BitcoinUnits::Unit> unitlist;
};
diff --git a/src/qt/sendcoinsentry.cpp b/src/qt/sendcoinsentry.cpp
index e0f56f8cd2..52545c3857 100644
--- a/src/qt/sendcoinsentry.cpp
+++ b/src/qt/sendcoinsentry.cpp
@@ -34,6 +34,12 @@ SendCoinsEntry::SendCoinsEntry(QWidget *parent) :
GUIUtil::setupAddressWidget(ui->payTo, this);
// just a label for displaying bitcoin address(es)
ui->payTo_is->setFont(GUIUtil::bitcoinAddressFont());
+
+ // Connect signals
+ connect(ui->payAmount, SIGNAL(valueChanged()), this, SIGNAL(payAmountChanged()));
+ connect(ui->deleteButton, SIGNAL(clicked()), this, SLOT(deleteClicked()));
+ connect(ui->deleteButton_is, SIGNAL(clicked()), this, SLOT(deleteClicked()));
+ connect(ui->deleteButton_s, SIGNAL(clicked()), this, SLOT(deleteClicked()));
}
SendCoinsEntry::~SendCoinsEntry()
@@ -72,11 +78,6 @@ void SendCoinsEntry::setModel(WalletModel *model)
if (model && model->getOptionsModel())
connect(model->getOptionsModel(), SIGNAL(displayUnitChanged(int)), this, SLOT(updateDisplayUnit()));
- connect(ui->payAmount, SIGNAL(textChanged()), this, SIGNAL(payAmountChanged()));
- connect(ui->deleteButton, SIGNAL(clicked()), this, SLOT(deleteClicked()));
- connect(ui->deleteButton_is, SIGNAL(clicked()), this, SLOT(deleteClicked()));
- connect(ui->deleteButton_s, SIGNAL(clicked()), this, SLOT(deleteClicked()));
-
clear();
}
@@ -130,6 +131,13 @@ bool SendCoinsEntry::validate()
retval = false;
}
+ // Sending a zero amount is invalid
+ if (ui->payAmount->value(0) <= 0)
+ {
+ ui->payAmount->setValid(false);
+ retval = false;
+ }
+
// Reject dust outputs:
if (retval && GUIUtil::isDust(ui->payTo->text(), ui->payAmount->value())) {
ui->payAmount->setValid(false);
diff --git a/src/rpcdump.cpp b/src/rpcdump.cpp
index 4193f41b49..ff2361482b 100644
--- a/src/rpcdump.cpp
+++ b/src/rpcdump.cpp
@@ -72,16 +72,17 @@ Value importprivkey(const Array& params, bool fHelp)
"\nAdds a private key (as returned by dumpprivkey) to your wallet.\n"
"\nArguments:\n"
"1. \"bitcoinprivkey\" (string, required) The private key (see dumpprivkey)\n"
- "2. \"label\" (string, optional) an optional label\n"
+ "2. \"label\" (string, optional, default=\"\") An optional label\n"
"3. rescan (boolean, optional, default=true) Rescan the wallet for transactions\n"
+ "\nNote: This call can take minutes to complete if rescan is true.\n"
"\nExamples:\n"
"\nDump a private key\n"
+ HelpExampleCli("dumpprivkey", "\"myaddress\"") +
- "\nImport the private key\n"
+ "\nImport the private key with rescan\n"
+ HelpExampleCli("importprivkey", "\"mykey\"") +
- "\nImport using a label\n"
+ "\nImport using a label and without rescan\n"
+ HelpExampleCli("importprivkey", "\"mykey\" \"testing\" false") +
- "\nAs a json rpc call\n"
+ "\nAs a JSON-RPC call\n"
+ HelpExampleRpc("importprivkey", "\"mykey\", \"testing\", false")
);
@@ -137,8 +138,21 @@ Value importaddress(const Array& params, bool fHelp)
{
if (fHelp || params.size() < 1 || params.size() > 3)
throw runtime_error(
- "importaddress <address> [label] [rescan=true]\n"
- "Adds an address or script (in hex) that can be watched as if it were in your wallet but cannot be used to spend.");
+ "importaddress \"address\" ( \"label\" rescan )\n"
+ "\nAdds an address or script (in hex) that can be watched as if it were in your wallet but cannot be used to spend.\n"
+ "\nArguments:\n"
+ "1. \"address\" (string, required) The address\n"
+ "2. \"label\" (string, optional, default=\"\") An optional label\n"
+ "3. rescan (boolean, optional, default=true) Rescan the wallet for transactions\n"
+ "\nNote: This call can take minutes to complete if rescan is true.\n"
+ "\nExamples:\n"
+ "\nImport an address with rescan\n"
+ + HelpExampleCli("importaddress", "\"myaddress\"") +
+ "\nImport using a label without rescan\n"
+ + HelpExampleCli("importaddress", "\"myaddress\" \"testing\" false") +
+ "\nAs a JSON-RPC call\n"
+ + HelpExampleRpc("importaddress", "\"myaddress\", \"testing\", false")
+ );
CScript script;
diff --git a/src/timedata.cpp b/src/timedata.cpp
index 8a095d26dc..6c3bd9a48d 100644
--- a/src/timedata.cpp
+++ b/src/timedata.cpp
@@ -49,6 +49,24 @@ void AddTimeData(const CNetAddr& ip, int64_t nTime)
static CMedianFilter<int64_t> vTimeOffsets(200,0);
vTimeOffsets.input(nOffsetSample);
LogPrintf("Added time data, samples %d, offset %+d (%+d minutes)\n", vTimeOffsets.size(), nOffsetSample, nOffsetSample/60);
+
+ // There is a known issue here (see issue #4521):
+ //
+ // - The structure vTimeOffsets contains up to 200 elements, after which
+ // any new element added to it will not increase its size, replacing the
+ // oldest element.
+ //
+ // - The condition to update nTimeOffset includes checking whether the
+ // number of elements in vTimeOffsets is odd, which will never happen after
+ // there are 200 elements.
+ //
+ // But in this case the 'bug' is protective against some attacks, and may
+ // actually explain why we've never seen attacks which manipulate the
+ // clock offset.
+ //
+ // So we should hold off on fixing this and clean it up as part of
+ // a timing cleanup that strengthens it in a number of other ways.
+ //
if (vTimeOffsets.size() >= 5 && vTimeOffsets.size() % 2 == 1)
{
int64_t nMedian = vTimeOffsets.median();
diff --git a/src/txmempool.cpp b/src/txmempool.cpp
index ebb1369e31..164e2741a2 100644
--- a/src/txmempool.cpp
+++ b/src/txmempool.cpp
@@ -602,14 +602,15 @@ void CTxMemPool::ClearPrioritisation(const uint256 hash)
CCoinsViewMemPool::CCoinsViewMemPool(CCoinsView &baseIn, CTxMemPool &mempoolIn) : CCoinsViewBacked(baseIn), mempool(mempoolIn) { }
bool CCoinsViewMemPool::GetCoins(const uint256 &txid, CCoins &coins) {
- if (base->GetCoins(txid, coins))
- return true;
+ // If an entry in the mempool exists, always return that one, as it's guaranteed to never
+ // conflict with the underlying cache, and it cannot have pruned entries (as it contains full)
+ // transactions. First checking the underlying cache risks returning a pruned entry instead.
CTransaction tx;
if (mempool.lookup(txid, tx)) {
coins = CCoins(tx, MEMPOOL_HEIGHT);
return true;
}
- return false;
+ return (base->GetCoins(txid, coins) && !coins.IsPruned());
}
bool CCoinsViewMemPool::HaveCoins(const uint256 &txid) {
diff --git a/src/version.h b/src/version.h
index 3d1abacb94..85c5dbf8d7 100644
--- a/src/version.h
+++ b/src/version.h
@@ -28,7 +28,7 @@ extern const std::string CLIENT_DATE;
static const int PROTOCOL_VERSION = 70002;
-// intial proto version, to be increased after version/verack negotiation
+// initial proto version, to be increased after version/verack negotiation
static const int INIT_PROTO_VERSION = 209;
// disconnect from peers older than this proto version
@@ -45,7 +45,7 @@ static const int NOBLKS_VERSION_END = 32400;
// BIP 0031, pong message, is enabled for all versions AFTER this one
static const int BIP0031_VERSION = 60000;
-// "mempool" command, enhanced "getdata" behavior starts with this version:
+// "mempool" command, enhanced "getdata" behavior starts with this version
static const int MEMPOOL_GD_VERSION = 60002;
#endif
generated by cgit v1.2.3 (git 2.26.2) at 2024-08-30 00:49:46 +0000