From e96e47e4d1eb7217a0169013c9968b8eb52bbb4e Mon Sep 17 00:00:00 2001
From: dec05eba <dec05eba@protonmail.com>
Date: Wed, 7 Mar 2018 02:52:28 +0100
Subject: Make serializer/deserializer endian independent

---
 sibs/SafeDeserializer.hpp | 33 ++++++++++++++++++++++++++++++---
 1 file changed, 30 insertions(+), 3 deletions(-)

(limited to 'sibs/SafeDeserializer.hpp')

diff --git a/sibs/SafeDeserializer.hpp b/sibs/SafeDeserializer.hpp
index 3d83042..7ef6b3f 100644
--- a/sibs/SafeDeserializer.hpp
+++ b/sibs/SafeDeserializer.hpp
@@ -1,6 +1,7 @@
 #pragma once
 
-#include "../types.hpp"
+#include "endian.hpp"
+#include "types.hpp"
 #include "../utils.hpp"
 #include <cstring>
 #include <stdexcept>
@@ -31,15 +32,41 @@ namespace sibs
          * Throws DeserializeException on failure
          */
         template <typename T>
-        T&& extract()
+        T extract()
         {
             constexpr usize typeSize = sizeof(T);
             verifyExtractSize(typeSize);
             size -= typeSize;
             T result;
+            #ifdef LITTLE_ENDIAN
+            switch(typeSize)
+            {
+                case 1:
+                    result = *(T*)data;
+                    break;
+                case 2:
+                    *(u16*)&result = byteswap(*(u16*)data);
+                    break;
+                case 4:
+                    *(u32*)&result = byteswap(*(u32*)data);
+                    break;
+                case 8:
+                    *(u64*)&result = byteswap(*(u64*)data);
+                    break;
+                default:
+                {
+                    for(int i = 0; i < typeSize; ++i)
+                    {
+                        ((char*)&result)[i] = data[typeSize - 1 - i];
+                    }
+                    break;
+                }
+            }
+            #else
             memcpy(&result, data, typeSize);
+            #endif
             data += typeSize;
-            return std::move(result);
+            return result;
         }
         
         /*
-- 
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