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-rw-r--r--src/qt/paymentserver.cpp43
-rw-r--r--src/qt/paymentserver.h5
2 files changed, 25 insertions, 23 deletions
diff --git a/src/qt/paymentserver.cpp b/src/qt/paymentserver.cpp
index 478f5ccf12..229752cad2 100644
--- a/src/qt/paymentserver.cpp
+++ b/src/qt/paymentserver.cpp
@@ -58,14 +58,19 @@ const char* BIP71_MIMETYPE_PAYMENTREQUEST = "application/bitcoin-paymentrequest"
// BIP70 max payment request size in bytes (DoS protection)
const qint64 BIP70_MAX_PAYMENTREQUEST_SIZE = 50000;
-X509_STORE* PaymentServer::certStore = NULL;
-void PaymentServer::freeCertStore()
+struct X509StoreDeleter {
+ void operator()(X509_STORE* b) {
+ X509_STORE_free(b);
+ }
+};
+
+struct X509Deleter {
+ void operator()(X509* b) { X509_free(b); }
+};
+
+namespace // Anon namespace
{
- if (PaymentServer::certStore != NULL)
- {
- X509_STORE_free(PaymentServer::certStore);
- PaymentServer::certStore = NULL;
- }
+ std::unique_ptr<X509_STORE, X509StoreDeleter> certStore;
}
//
@@ -107,20 +112,15 @@ static void ReportInvalidCertificate(const QSslCertificate& cert)
//
void PaymentServer::LoadRootCAs(X509_STORE* _store)
{
- if (PaymentServer::certStore == NULL)
- atexit(PaymentServer::freeCertStore);
- else
- freeCertStore();
-
// Unit tests mostly use this, to pass in fake root CAs:
if (_store)
{
- PaymentServer::certStore = _store;
+ certStore.reset(_store);
return;
}
// Normal execution, use either -rootcertificates or system certs:
- PaymentServer::certStore = X509_STORE_new();
+ certStore.reset(X509_STORE_new());
// Note: use "-system-" default here so that users can pass -rootcertificates=""
// and get 'I don't like X.509 certificates, don't trust anybody' behavior:
@@ -167,11 +167,11 @@ void PaymentServer::LoadRootCAs(X509_STORE* _store)
QByteArray certData = cert.toDer();
const unsigned char *data = (const unsigned char *)certData.data();
- X509* x509 = d2i_X509(0, &data, certData.size());
- if (x509 && X509_STORE_add_cert(PaymentServer::certStore, x509))
+ std::unique_ptr<X509, X509Deleter> x509(d2i_X509(0, &data, certData.size()));
+ if (x509 && X509_STORE_add_cert(certStore.get(), x509.get()))
{
- // Note: X509_STORE_free will free the X509* objects when
- // the PaymentServer is destroyed
+ // Note: X509_STORE increases the reference count to the X509 object,
+ // we still have to release our reference to it.
++nRootCerts;
}
else
@@ -550,7 +550,7 @@ bool PaymentServer::processPaymentRequest(const PaymentRequestPlus& request, Sen
recipient.paymentRequest = request;
recipient.message = GUIUtil::HtmlEscape(request.getDetails().memo());
- request.getMerchant(PaymentServer::certStore, recipient.authenticatedMerchant);
+ request.getMerchant(certStore.get(), recipient.authenticatedMerchant);
QList<std::pair<CScript, CAmount> > sendingTos = request.getPayTo();
QStringList addresses;
@@ -807,3 +807,8 @@ bool PaymentServer::verifyAmount(const CAmount& requestAmount)
}
return fVerified;
}
+
+X509_STORE* PaymentServer::getCertStore()
+{
+ return certStore.get();
+}
diff --git a/src/qt/paymentserver.h b/src/qt/paymentserver.h
index 2d27ed078b..7202e7dada 100644
--- a/src/qt/paymentserver.h
+++ b/src/qt/paymentserver.h
@@ -83,7 +83,7 @@ public:
static void LoadRootCAs(X509_STORE* store = NULL);
// Return certificate store
- static X509_STORE* getCertStore() { return certStore; }
+ static X509_STORE* getCertStore();
// OptionsModel is used for getting proxy settings and display unit
void setOptionsModel(OptionsModel *optionsModel);
@@ -140,9 +140,6 @@ private:
bool saveURIs; // true during startup
QLocalServer* uriServer;
- static X509_STORE* certStore; // Trusted root certificates
- static void freeCertStore();
-
QNetworkAccessManager* netManager; // Used to fetch payment requests
OptionsModel *optionsModel;