From 0e62cb8e5ed06d906ad84321cdda22acfcc952c9 Mon Sep 17 00:00:00 2001
From: dec05eba <dec05eba@protonmail.com>
Date: Fri, 9 Mar 2018 10:26:55 +0100
Subject: Partially implement 'add' operation

---
 src/Hash.cpp | 14 +++++---------
 1 file changed, 5 insertions(+), 9 deletions(-)

(limited to 'src/Hash.cpp')

diff --git a/src/Hash.cpp b/src/Hash.cpp
index 5d2f914..91bc062 100644
--- a/src/Hash.cpp
+++ b/src/Hash.cpp
@@ -17,15 +17,6 @@ namespace odhtdb
     
     static SodiumInitializer __sodiumInitializer;
     
-    // 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;
-    }
-    
     Hash::Hash()
     {
         memset(data, 0, HASH_BYTE_SIZE);
@@ -38,6 +29,11 @@ namespace odhtdb
             throw HashException("Failed to hash data using blake2b");
     }
     
+    Hash::Hash(const Hash &other)
+    {
+        memcpy(data, other.data, HASH_BYTE_SIZE);
+    }
+    
     size_t Hash::operator()() const
     {
         return fnvHash((const unsigned char*)data, HASH_BYTE_SIZE);
-- 
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