Utils: Introduce a 'Port' class

To be used as type safe wrapper around a 16 bit port number.

Change-Id: I20a26be69e8b6b7dc9a7975fbe41c76ef89afbea
Reviewed-by: Eike Ziller <eike.ziller@theqtcompany.com>

src/libs/utils/port.cpp

@@ -0,0 +1,32 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of Qt Creator.
+**
+** 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.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+****************************************************************************/
+
+#include "port.h"
+
+/*! \class Utils::Port
+
+  \brief The Port class implements a wrapper around a 16 bit port number
+  to be used in conjunction with IP addresses.
+*/

src/libs/utils/port.h

@@ -0,0 +1,48 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of Qt Creator.
+**
+** 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.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+****************************************************************************/
+
+#ifndef UTILS_PORT_H
+#define UTILS_PORT_H
+
+#include "utils_global.h"
+
+namespace Utils {
+
+class QTCREATOR_UTILS_EXPORT Port
+{
+public:
+    Port() : m_port(-1) {}
+    explicit Port(quint16 port) : m_port(port) {}
+
+    quint16 number() const { return quint16(m_port); }
+    bool isValid() const { return m_port != -1; }
+
+private:
+    int m_port;
+};
+
+} // Utils
+
+#endif // UTILS_PORT_H

src/libs/utils/utils-lib.pri

@@ -98,7 +98,8 @@ SOURCES += $$PWD/environment.cpp \
     $$PWD/overridecursor.cpp \
     $$PWD/categorysortfiltermodel.cpp \
     $$PWD/dropsupport.cpp \
-    $$PWD/icon.cpp
+    $$PWD/icon.cpp \
+    $$PWD/port.cpp
 
 win32:SOURCES += $$PWD/consoleprocess_win.cpp
 else:SOURCES += $$PWD/consoleprocess_unix.cpp
@@ -205,7 +206,8 @@ HEADERS += \
     $$PWD/categorysortfiltermodel.h \
     $$PWD/dropsupport.h \
     $$PWD/utilsicons.h \
-    $$PWD/icon.h
+    $$PWD/icon.h \
+    $$PWD/port.h
 
 FORMS += $$PWD/filewizardpage.ui \
     $$PWD/projectintropage.ui \

src/libs/utils/utils.qbs

@@ -144,6 +144,8 @@ QtcLibrary {
         "pathlisteditor.h",
         "persistentsettings.cpp",
         "persistentsettings.h",
+        "port.cpp",
+        "port.h",
         "portlist.cpp",
         "portlist.h",
         "progressindicator.cpp",