From 4bc074fa841908e180116289a1dd665270fe5fbd Mon Sep 17 00:00:00 2001
From: WerWolv <werwolv98@gmail.com>
Date: Sun, 30 Jan 2022 11:58:32 +0100
Subject: [PATCH] sys: Remove patched bytes when their value is the same as the
 original

---
 lib/libimhex/source/providers/provider.cpp | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/lib/libimhex/source/providers/provider.cpp b/lib/libimhex/source/providers/provider.cpp
index fa7109f94..189e4a301 100644
--- a/lib/libimhex/source/providers/provider.cpp
+++ b/lib/libimhex/source/providers/provider.cpp
@@ -154,8 +154,16 @@ namespace hex::prv {
         if (createUndo)
             createUndoPoint();
 
-        for (u64 i = 0; i < size; i++)
-            getPatches()[offset + i] = reinterpret_cast<const u8 *>(buffer)[i];
+        for (u64 i = 0; i < size; i++) {
+            u8 patch = reinterpret_cast<const u8 *>(buffer)[i];
+            u8 originalValue = 0x00;
+            this->readRaw(offset + i, &originalValue, sizeof(u8));
+
+            if (patch == originalValue)
+                getPatches().erase(offset + i);
+            else
+                getPatches()[offset + i] = patch;
+        }
     }
 
     void Provider::createUndoPoint() {