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+/****************************************************************************
+**
+** Copyright (C) 2018 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** BSD License Usage
+** Alternatively, you may use this file under the terms of the BSD license
+** as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**   * Redistributions of source code must retain the above copyright
+**     notice, this list of conditions and the following disclaimer.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of The Qt Company Ltd nor the names of its
+**     contributors may be used to endorse or promote products derived
+**     from this software without specific prior written permission.
+**
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QMINIMALHTTPSERVER_H
+#define QMINIMALHTTPSERVER_H
+
+#include <QObject>
+#include <QMap>
+#include <QDateTime>
+#include <QMimeDatabase>
+#include <QTcpServer>
+#include <QTcpSocket>
+
+class QMinimalHttpServer : public QObject
+{
+    Q_OBJECT
+protected:
+    QTcpServer tcpServer;
+    QMap<QString, QByteArray> httpFiles;
+    QMap<QString, QString> httpFileMimeTypes;
+    int maxPostRequestContentLength = INT_MAX;
+
+    void onNewTcpConnection();
+    void onTcpDataReceived(QTcpSocket *socket);
+    virtual void processTcpData(const QByteArray &data, QTcpSocket *socket);
+    virtual bool processHttpGetRequest(QString urlUpper, QString &responseHead, QByteArray &responseBody);
+    virtual int processHttpPostRequest(QString urlUpper, QByteArray &postBody, QString &responseHead, QByteArray &responseBody);
+    virtual int processHttpSubscribeRequest(QString urlUpper, QStringList &requestLines, QString &responseHead, QByteArray &responseBody);
+    virtual int processHttpUnsubscribeRequest(QString urlUpper, QStringList &requestLines, QString &responseHead, QByteArray &responseBody);
+
+    static QString DateRfc7231(const QDateTime &date);
+    static QString DateRfc7231();
+
+public:
+    explicit QMinimalHttpServer(QObject *parent = nullptr);
+    virtual ~QMinimalHttpServer();
+    Q_DISABLE_COPY(QMinimalHttpServer)
+
+    void addFile(QString filename, QByteArray &data, QString mimetype = QString());
+    void startListening(quint16 port = 0);
+    void stopListening();
+    bool isListening();
+};
+
+#endif // QMINIMALHTTPSERVER_H