1 files changed, 10 insertions, 1 deletions
diff --git a/include/Hash.hpp b/include/Hash.hpp
index d7c90b0..bd87b69 100644
--- a/include/Hash.hpp
+++ b/include/Hash.hpp
@@ -1,7 +1,6 @@
 #pragma once
 
 #include "utils.hpp"
-#include <sodium/crypto_generichash_blake2b.h>
 #include <stdexcept>
 #include <unordered_map>
 
@@ -9,6 +8,15 @@ namespace odhtdb
 {
     const int HASH_BYTE_SIZE = 32;
     
+    // Source: https://stackoverflow.com/a/11414104 (public license)
+    static size_t fnvHash(const unsigned char *key, int len)
+    {
+        size_t h = 2166136261;
+        for (int i = 0; i < len; i++)
+            h = (h * 16777619) ^ key[i];
+        return h;
+    }
+    
     class HashException : public std::runtime_error
     {
     public:
@@ -21,6 +29,7 @@ namespace odhtdb
         Hash();
         // Throws HashException on failure
         Hash(const void *input, const size_t inputSize);
+        Hash(const Hash &other);
         
         void* getData() const { return (void*)data; }
         size_t getSize() const { return HASH_BYTE_SIZE; }