Add Qt libs and headers

paho-mqtt3as-proxy/Qt/include/QtCore/qdiriterator.h

@@ -0,0 +1,55 @@
+// Copyright (C) 2016 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
+
+#ifndef QDIRITERATOR_H
+#define QDIRITERATOR_H
+
+#include <QtCore/qdir.h>
+
+QT_BEGIN_NAMESPACE
+
+class QDirIteratorPrivate;
+class Q_CORE_EXPORT QDirIterator
+{
+public:
+    enum IteratorFlag {
+        NoIteratorFlags = 0x0,
+        FollowSymlinks = 0x1,
+        Subdirectories = 0x2
+    };
+    Q_DECLARE_FLAGS(IteratorFlags, IteratorFlag)
+
+    QDirIterator(const QDir &dir, IteratorFlags flags = NoIteratorFlags);
+    QDirIterator(const QString &path,
+                 IteratorFlags flags = NoIteratorFlags);
+    QDirIterator(const QString &path,
+                 QDir::Filters filter,
+                 IteratorFlags flags = NoIteratorFlags);
+    QDirIterator(const QString &path,
+                 const QStringList &nameFilters,
+                 QDir::Filters filters = QDir::NoFilter,
+                 IteratorFlags flags = NoIteratorFlags);
+
+    ~QDirIterator();
+
+    QString next();
+    QFileInfo nextFileInfo();
+    bool hasNext() const;
+
+    QString fileName() const;
+    QString filePath() const;
+    QFileInfo fileInfo() const;
+    QString path() const;
+
+private:
+    Q_DISABLE_COPY(QDirIterator)
+
+    QScopedPointer<QDirIteratorPrivate> d;
+    friend class QDir;
+};
+
+Q_DECLARE_OPERATORS_FOR_FLAGS(QDirIterator::IteratorFlags)
+
+QT_END_NAMESPACE
+
+#endif