Initial commit for GitHub migration based on spice2x-25-03-03

src/spice2x/util/crypt.h

@@ -0,0 +1,14 @@
+#pragma once
+
+#include <cstdint>
+#include <cstddef>
+#include <string>
+
+namespace crypt {
+    extern bool INITIALIZED;
+
+    void init();
+    void dispose();
+    void random_bytes(void *data, size_t length);
+    std::string base64_encode(const uint8_t *ptr, size_t length);
+}