interim checkin of the rebased code

src/crypto/CMakeLists.txt

@@ -71,7 +71,7 @@ target_link_libraries(cncrypto
     epee
     randomx
     ${Boost_SYSTEM_LIBRARY}
-    ${sodium_LIBRARIES}
+    ${SODIUM_LIBRARY}
   PRIVATE
     ${EXTRA_LIBRARIES})
 

src/crypto/crypto.h

@@ -172,8 +172,8 @@ namespace crypto {
    */
   template<typename T>
   T rand() {
-    static_assert(std::is_standard_layout_v<T>, "cannot write random bytes into non-standard layout type");
-    static_assert(std::is_trivially_copyable_v<T>, "cannot write random bytes into non-trivially copyable type");
+    static_assert(std::is_standard_layout<T>(), "cannot write random bytes into non-standard layout type");
+    static_assert(std::is_trivially_copyable<T>(), "cannot write random bytes into non-trivially copyable type");
     typename std::remove_cv<T>::type res;
     generate_random_bytes_thread_safe(sizeof(T), (uint8_t*)&res);
     return res;

src/crypto/generic-ops.h

@@ -33,6 +33,7 @@
 #include <cstddef>
 #include <cstring>
 #include <functional>
+#include <memory>
 #include <sodium/crypto_verify_32.h>
 
 #define CRYPTO_MAKE_COMPARABLE(type) \
@@ -60,14 +61,18 @@ namespace crypto { \
 namespace crypto { \
   static_assert(sizeof(std::size_t) <= sizeof(type), "Size of " #type " must be at least that of size_t"); \
   inline std::size_t hash_value(const type &_v) { \
-    return reinterpret_cast<const std::size_t &>(_v); \
+    std::size_t h; \
+    memcpy(&h, std::addressof(_v), sizeof(h)); \
+    return h; \
   } \
 } \
 namespace std { \
   template<> \
   struct hash<crypto::type> { \
     std::size_t operator()(const crypto::type &_v) const { \
-      return reinterpret_cast<const std::size_t &>(_v); \
+      std::size_t h; \
+      memcpy(&h, std::addressof(_v), sizeof(h)); \
+      return h; \
     } \
   }; \
 }