jenhash use constructor concepts

Author: PredatorCZ

include/spike/crypto/jenkinshash.hpp

@@ -47,7 +47,8 @@ template <typename I> struct JenHash_t {
   constexpr JenHash_t() : value_() {}
   constexpr JenHash_t(JenHash_t &&) = default;
   constexpr JenHash_t(const JenHash_t &) = default;
-  constexpr explicit JenHash_t(uint32 in) : value_(in) {}
+  template<class C> requires std::is_integral_v<C>
+  constexpr JenHash_t(C in) : value_(in) {}
   template <size_t n>
   constexpr JenHash_t(const char (&input)[n])
       : value_(JenkinsHash_<I>({input, n - 1})) {}

include/spike/crypto/jenkinshash3.hpp

@@ -138,7 +138,9 @@ struct JenHash3 {
   constexpr JenHash3() : value_() {}
   constexpr JenHash3(JenHash3 &&) = default;
   constexpr JenHash3(const JenHash3 &) = default;
-  constexpr explicit JenHash3(uint32_t in) : value_(in) {}
+
+  template<class C> requires std::is_integral_v<C>
+  constexpr JenHash3(C in) : value_(in) {}
   template <size_t n>
   constexpr JenHash3(const char (&input)[n])
       : value_(JenkinsHash3_({input, n - 1})) {}
@@ -149,6 +151,8 @@ struct JenHash3 {
 
   constexpr operator uint32_t() const { return value_; }
 
+  constexpr auto raw() const { return value_; }
+
 private:
   uint32_t value_;
 };