diff --git a/3rdparty/o2/src/o2reply.cpp b/3rdparty/o2/src/o2reply.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..c0107e2128286d2fe9636a376ad75f821a956319
--- /dev/null
+++ b/3rdparty/o2/src/o2reply.cpp
@@ -0,0 +1,46 @@
+#include <QTimer>
+#include <QNetworkReply>
+
+#include "o2reply.h"
+
+O2Reply::O2Reply(QNetworkReply *r, int timeOut, QObject *parent): QTimer(parent), reply(r) {
+    setSingleShot(true);
+    connect(this, SIGNAL(error(QNetworkReply::NetworkError)), reply, SIGNAL(error(QNetworkReply::NetworkError)), Qt::QueuedConnection);
+    connect(this, SIGNAL(timeout()), this, SLOT(onTimeOut()), Qt::QueuedConnection);
+    start(timeOut);
+}
+
+void O2Reply::onTimeOut() {
+    emit error(QNetworkReply::TimeoutError);
+}
+
+O2ReplyList::~O2ReplyList() {
+    foreach (O2Reply *timedReply, replies_) {
+        delete timedReply;
+    }
+}
+
+void O2ReplyList::add(QNetworkReply *reply) {
+    add(new O2Reply(reply));
+}
+
+void O2ReplyList::add(O2Reply *reply) {
+    replies_.append(reply);
+}
+
+void O2ReplyList::remove(QNetworkReply *reply) {
+    O2Reply *o2Reply = find(reply);
+    if (o2Reply) {
+        o2Reply->stop();
+        (void)replies_.removeOne(o2Reply);
+    }
+}
+
+O2Reply *O2ReplyList::find(QNetworkReply *reply) {
+    foreach (O2Reply *timedReply, replies_) {
+        if (timedReply->reply == reply) {
+            return timedReply;
+        }
+    }
+    return 0;
+}