adding software computer base

Sources/Backends/Software/SoftBuffer.c

@@ -0,0 +1,32 @@
+// Copyright (C) 2025 kanel
+// This file is part of "Pulse"
+// For conditions of distribution and use, see copyright notice in LICENSE
+
+#include <Pulse.h>
+#include "../../PulseInternal.h"
+#include "Soft.h"
+#include "SoftBuffer.h"
+
+PulseBuffer SoftCreateBuffer(PulseDevice device, const PulseBufferCreateInfo* create_infos)
+{
+}
+
+bool SoftMapBuffer(PulseBuffer buffer, PulseMapMode mode, void** data)
+{
+}
+
+void SoftUnmapBuffer(PulseBuffer buffer)
+{
+}
+
+bool SoftCopyBufferToBuffer(PulseCommandList cmd, const PulseBufferRegion* src, const PulseBufferRegion* dst)
+{
+}
+
+bool SoftCopyBufferToImage(PulseCommandList cmd, const PulseBufferRegion* src, const PulseImageRegion* dst)
+{
+}
+
+void SoftDestroyBuffer(PulseDevice device, PulseBuffer buffer)
+{
+}