Move XChunk processors to ZoneCommon

src/ZoneCommon/Zone/XChunk/XChunkProcessorSalsa20Decryption.h

@@ -0,0 +1,13 @@
+#pragma once
+#include <string>
+
+#include "IXChunkProcessor.h"
+#include "AbstractSalsa20Processor.h"
+
+class XChunkProcessorSalsa20Decryption final : public IXChunkProcessor, public AbstractSalsa20Processor
+{
+public:
+    XChunkProcessorSalsa20Decryption(int streamCount, std::string& zoneName, const uint8_t* salsa20Key, size_t keySize);
+
+    size_t Process(int streamNumber, const uint8_t* input, size_t inputLength, uint8_t* output, size_t outputBufferSize) override;
+};