adding software computer base

Sources/Backends/Software/SoftDevice.h

@@ -0,0 +1,23 @@
+// Copyright (C) 2025 kanel
+// This file is part of "Pulse"
+// For conditions of distribution and use, see copyright notice in LICENSE
+
+#include <Pulse.h>
+
+#ifdef PULSE_ENABLE_SOFTWARE_BACKEND
+
+#ifndef PULSE_SOFTWARE_DEVICE_H_
+#define PULSE_SOFTWARE_DEVICE_H_
+
+#include "Soft.h"
+
+typedef struct SoftDevice
+{
+} SoftDevice;
+
+PulseDevice SoftCreateDevice(PulseBackend backend, PulseDevice* forbiden_devices, uint32_t forbiden_devices_count);
+void SoftDestroyDevice(PulseDevice device);
+
+#endif // PULSE_SOFTWARE_DEVICE_H_
+
+#endif // PULSE_ENABLE_SOFTWARE_BACKEND