Przeniesiono kompresję do osobnej klasy i zoptymalizowano

CompressionManager.h

@@ -0,0 +1,29 @@
+#pragma once
+
+#include <iostream>
+#include <stdexcept>
+#include <algorithm>
+#include <vector>
+#define ZSTD_STATIC_LINKING_ONLY
+#include <zstd.h>
+
+#if ZSTD_VERSION_NUMBER < 10400
+#error "Wymagane zstd >= 1.4.0 dla ZSTD_c_format / ZSTD_f_zstd1_magicless"
+#endif
+
+#define COMPRESSION_LEVEL   3 
+
+class CompressionManager
+{
+public:
+	CompressionManager();
+	~CompressionManager();
+
+	std::vector<char> compress(const std::vector<char>&);
+	std::vector<char> decompress(const std::vector<char>&, const size_t&);
+
+private:
+	ZSTD_CCtx* cctx;
+	ZSTD_DCtx* dctx;
+};
+