Initial VST3 Support (disabled)

Disabled until Steinberg licensing compliance  can be sorted out.

src/Vst3PresetFile.cpp

@@ -0,0 +1,86 @@
+/*
+ * MIT License
+ * 
+ * Copyright (c) 2022 Robin E. R. Davies
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
+ * of the Software, and to permit persons to whom the Software is furnished to do
+ * so, subject to the following conditions:
+ * 
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#include "vst3/Vst3PresetFile.hpp"
+#include "public.sdk/source/vst/vstpresetfile.h"
+using namespace pipedal;
+using namespace Steinberg;
+using namespace Steinberg::Vst;
+
+
+namespace pipedal {
+
+class Vst3PresetFileImpl : public Vst3PresetFile {
+public:
+       virtual ~Vst3PresetFileImpl() { }
+
+
+        virtual void Load(const std::string&path);
+
+        virtual std::vector<Vst3PresetInfo> GetPresets();
+
+        virtual std::vector<uint8_t> GetPresetChunk(uint32_t index);
+private:
+    std::unique_ptr<PresetFile> presetFile;
+ 
+}; 
+
+
+void Vst3PresetFileImpl::Load(const std::string&path)
+{
+    OPtr<IBStream> stream = FileStream::open(path.c_str(),"r");
+    presetFile = std::make_unique<PresetFile>(stream);
+
+}
+
+std::vector<Vst3PresetInfo> Vst3PresetFileImpl::GetPresets()
+{
+    std::vector<Vst3PresetInfo> result;
+    auto count = presetFile->getEntryCount();
+    result.reserve(count);
+
+    for (int i = 0; i < count; ++i)
+    {
+        const PresetFile::Entry& entry = presetFile->at(i);
+    }
+
+    return result;
+}
+
+std::vector<uint8_t> Vst3PresetFileImpl::GetPresetChunk(uint32_t index)
+{
+    return std::vector<uint8_t>(); // STUB
+}
+
+
+
+std::unique_ptr<Vst3PresetFile> Vst3PresetFile::CreateInstance()
+{
+    return std::make_unique<Vst3PresetFileImpl>();
+}
+
+
+
+
+} // namespace pipedal