1 files changed, 99 insertions, 0 deletions
diff --git a/src/VBox/Main/src-server/HostAudioDeviceImpl.cpp b/src/VBox/Main/src-server/HostAudioDeviceImpl.cpp
new file mode 100644
index 00000000..81f75a7d
--- /dev/null
+++ b/src/VBox/Main/src-server/HostAudioDeviceImpl.cpp
@@ -0,0 +1,99 @@
+/* $Id: HostAudioDeviceImpl.cpp $ */
+/** @file
+ * VirtualBox COM class implementation - Host audio device implementation.
+ */
+
+/*
+ * Copyright (C) 2022-2023 Oracle and/or its affiliates.
+ *
+ * This file is part of VirtualBox base platform packages, as
+ * available from https://www.virtualbox.org.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, in version 3 of the
+ * License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <https://www.gnu.org/licenses>.
+ *
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
+
+#define LOG_GROUP LOG_GROUP_MAIN_HOSTAUDIODEVICE
+#include "HostAudioDeviceImpl.h"
+#include "VirtualBoxImpl.h"
+
+#include <iprt/cpp/utils.h>
+
+#include <VBox/settings.h>
+
+#include "AutoCaller.h"
+#include "LoggingNew.h"
+
+
+// constructor / destructor
+////////////////////////////////////////////////////////////////////////////////
+
+HostAudioDevice::HostAudioDevice()
+{
+}
+
+HostAudioDevice::~HostAudioDevice()
+{
+}
+
+HRESULT HostAudioDevice::FinalConstruct()
+{
+    return BaseFinalConstruct();
+}
+
+void HostAudioDevice::FinalRelease()
+{
+    uninit();
+    BaseFinalRelease();
+}
+
+
+// public initializer/uninitializer for internal purposes only
+////////////////////////////////////////////////////////////////////////////////
+
+/**
+ * Initializes the audio device object.
+ *
+ * @returns HRESULT
+ */
+HRESULT HostAudioDevice::init(void)
+{
+    /* Enclose the state transition NotReady->InInit->Ready */
+    AutoInitSpan autoInitSpan(this);
+    AssertReturn(autoInitSpan.isOk(), E_FAIL);
+
+    /* Confirm a successful initialization */
+    autoInitSpan.setSucceeded();
+
+    return S_OK;
+}
+
+/**
+ * Uninitializes the instance and sets the ready flag to FALSE.
+ * Called either from FinalRelease() or by the parent when it gets destroyed.
+ */
+void HostAudioDevice::uninit(void)
+{
+    LogFlowThisFunc(("\n"));
+
+    /* Enclose the state transition Ready->InUninit->NotReady */
+    AutoUninitSpan autoUninitSpan(this);
+    if (autoUninitSpan.uninitDone())
+        return;
+}
+
+
+// IHostAudioDevice properties
+////////////////////////////////////////////////////////////////////////////////