[luksopenswaphookcfg] Start a C++ port

- this module needs work to handle BTRFS special-cases *anyway*
- limited in scope, few options: port it while doing the
  special-cases

So far, this is just a C++ stub.

SEE #1659 #1644

src/modules/luksopenswaphookcfg/CMakeLists.txt

@@ -0,0 +1,21 @@
+# === This file is part of Calamares - <https://calamares.io> ===
+#
+#   SPDX-FileCopyrightText: 2021 Adriaan de Groot <groot@kde.org>
+#   SPDX-License-Identifier: BSD-2-Clause
+#
+
+# Because LUKS Open Swap Hook (Job) is such a mouthful, we'll
+# use LOSH all over the place as a shorthand.
+calamares_add_plugin( luksopenswaphook
+    TYPE job
+    EXPORT_MACRO PLUGINDLLEXPORT_PRO
+    SOURCES
+        LOSHJob.cpp
+    SHARED_LIB
+)
+
+calamares_add_test(
+    luksopenswaphooktest
+    SOURCES
+        Tests.cpp
+)

src/modules/luksopenswaphookcfg/LOSHJob.cpp

@@ -0,0 +1,62 @@
+/* === This file is part of Calamares - <https://calamares.io> ===
+ *
+ *  SPDX-FileCopyrightText: 2021 Adriaan de Groot <groot@kde.org>
+ *  SPDX-License-Identifier: GPL-3.0-or-later
+ *
+ */
+
+#include "CppJob.h"
+#include "DllMacro.h"
+#include "utils/Permissions.h"
+#include "utils/PluginFactory.h"
+
+#include <QList>
+#include <QObject>
+#include <QVariantMap>
+
+class PLUGINDLLEXPORT LOSHJob : public Calamares::CppJob
+{
+    Q_OBJECT
+
+public:
+    explicit LOSHJob( QObject* parent = nullptr );
+    ~LOSHJob() override;
+
+    QString prettyName() const override;
+
+    Calamares::JobResult exec() override;
+
+    void setConfigurationMap( const QVariantMap& configurationMap ) override;
+
+private:
+};
+
+LOSHJob::LOSHJob( QObject* parent )
+    : Calamares::CppJob( parent )
+{
+}
+
+QString
+LOSHJob::prettyName() const
+{
+    return tr( "Configuring encrypted swap." );
+}
+
+
+Calamares::JobResult
+LOSHJob::exec()
+{
+    return Calamares::JobResult::ok();
+}
+
+void
+LOSHJob::setConfigurationMap( const QVariantMap& configurationMap )
+{
+}
+
+CALAMARES_PLUGIN_FACTORY_DECLARATION( LOSHJobFactory )
+CALAMARES_PLUGIN_FACTORY_DEFINITION( LOSHJobFactory, registerPlugin< LOSHJob >(); )
+
+#include "utils/moc-warnings.h"
+
+#include "LOSHJob.moc"

src/modules/luksopenswaphookcfg/Tests.cpp

@@ -0,0 +1,38 @@
+/* === This file is part of Calamares - <https://calamares.io> ===
+ *
+ *  SPDX-FileCopyrightText: 2021 Adriaan de Groot <groot@kde.org>
+ *  SPDX-License-Identifier: GPL-3.0-or-later
+ *
+ */
+
+#include "utils/Logger.h"
+
+#include <QtTest/QtTest>
+
+// LOSH = LUKS Open Swap Hook (Job)
+
+class LOSHTests : public QObject
+{
+    Q_OBJECT
+public:
+    LOSHTests();
+    ~LOSHTests() override {}
+
+private Q_SLOTS:
+    void initTestCase();
+
+    void testTrue();
+};
+
+LOSHTests::LOSHTests() {}
+
+void
+LOSHTests::initTestCase()
+{
+    Logger::setupLogLevel( Logger::LOGDEBUG );
+    cDebug() << "LOSH test started.";
+}
+
+#include "utils/moc-warnings.h"
+
+#include "Tests.moc"

src/modules/luksopenswaphookcfg/module.desc

@@ -1,7 +0,0 @@
-# SPDX-FileCopyrightText: no
-# SPDX-License-Identifier: CC0-1.0
----
-type:       "job"
-name:       "luksopenswaphookcfg"
-interface:  "python"
-script:     "main.py"