Copied TCP impl from other project, basic Block implementation, randomx pow, signing via secp256k1

include/randomx/librx_wrapper.h

@@ -0,0 +1,21 @@
+#ifndef LIBRX_WRAPPER_H
+#define LIBRX_WRAPPER_H
+
+#include <stddef.h>
+#include <stdint.h>
+#include <randomx.h>
+#include <stdbool.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+bool RandomX_Init(const char* key);
+void RandomX_Destroy();
+void RandomX_CalculateHash(const uint8_t* input, size_t inputLen, uint8_t* output);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif