aboutsummaryrefslogtreecommitdiff
path: root/src/qt/paymentserver.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/qt/paymentserver.cpp')
-rw-r--r--src/qt/paymentserver.cpp34
1 files changed, 20 insertions, 14 deletions
diff --git a/src/qt/paymentserver.cpp b/src/qt/paymentserver.cpp
index 5cc4d00dbf..31a6d65a8d 100644
--- a/src/qt/paymentserver.cpp
+++ b/src/qt/paymentserver.cpp
@@ -509,12 +509,7 @@ bool PaymentServer::readPaymentRequestFromFile(const QString& filename, PaymentR
}
// BIP70 DoS protection
- if (f.size() > BIP70_MAX_PAYMENTREQUEST_SIZE) {
- qWarning() << QString("PaymentServer::%1: Payment request %2 is too large (%3 bytes, allowed %4 bytes).")
- .arg(__func__)
- .arg(filename)
- .arg(f.size())
- .arg(BIP70_MAX_PAYMENTREQUEST_SIZE);
+ if (!verifySize(f.size())) {
return false;
}
@@ -685,14 +680,13 @@ void PaymentServer::netRequestFinished(QNetworkReply* reply)
reply->deleteLater();
// BIP70 DoS protection
- if (reply->size() > BIP70_MAX_PAYMENTREQUEST_SIZE) {
- QString msg = tr("Payment request %1 is too large (%2 bytes, allowed %3 bytes).")
- .arg(reply->request().url().toString())
- .arg(reply->size())
- .arg(BIP70_MAX_PAYMENTREQUEST_SIZE);
-
- qWarning() << QString("PaymentServer::%1:").arg(__func__) << msg;
- Q_EMIT message(tr("Payment request DoS protection"), msg, CClientUIInterface::MSG_ERROR);
+ if (!verifySize(reply->size())) {
+ Q_EMIT message(tr("Payment request rejected"),
+ tr("Payment request %1 is too large (%2 bytes, allowed %3 bytes).")
+ .arg(reply->request().url().toString())
+ .arg(reply->size())
+ .arg(BIP70_MAX_PAYMENTREQUEST_SIZE),
+ CClientUIInterface::MSG_ERROR);
return;
}
@@ -790,6 +784,18 @@ bool PaymentServer::verifyExpired(const payments::PaymentDetails& requestDetails
return fVerified;
}
+bool PaymentServer::verifySize(qint64 requestSize)
+{
+ bool fVerified = (requestSize <= BIP70_MAX_PAYMENTREQUEST_SIZE);
+ if (!fVerified) {
+ qWarning() << QString("PaymentServer::%1: Payment request too large (%2 bytes, allowed %3 bytes).")
+ .arg(__func__)
+ .arg(requestSize)
+ .arg(BIP70_MAX_PAYMENTREQUEST_SIZE);
+ }
+ return fVerified;
+}
+
bool PaymentServer::verifyAmount(const CAmount& requestAmount)
{
bool fVerified = MoneyRange(requestAmount);