From 49032636debe483912a65062aee65c9c547b9939 Mon Sep 17 00:00:00 2001
From: Ladislav <Zezula>
Date: Fri, 13 Jun 2014 23:05:24 +0200
Subject: + Limited MPQ header search to 0x08000000 bytes

---
 src/SFileOpenArchive.cpp | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/SFileOpenArchive.cpp b/src/SFileOpenArchive.cpp
index 0ca51c0..719aefe 100644
--- a/src/SFileOpenArchive.cpp
+++ b/src/SFileOpenArchive.cpp
@@ -199,6 +199,7 @@ bool WINAPI SFileOpenArchive(
     if(nError == ERROR_SUCCESS)
     {
         ULONGLONG SearchOffset = 0;
+        ULONGLONG EndOfSearch = FileSize;
         DWORD dwStreamFlags = 0;
         DWORD dwHeaderSize;
         DWORD dwHeaderID;
@@ -215,9 +216,13 @@ bool WINAPI SFileOpenArchive(
         // Also remember if we shall check sector CRCs when reading file
         if(dwFlags & MPQ_OPEN_CHECK_SECTOR_CRC)
             ha->dwFlags |= MPQ_FLAG_CHECK_SECTOR_CRC;
+        
+        // Limit the header searching to about 130 MB of data
+        if(EndOfSearch > 0x08000000)
+            EndOfSearch = 0x08000000;
 
         // Find the offset of MPQ header within the file
-        while(SearchOffset < FileSize)
+        while(SearchOffset < EndOfSearch)
         {
             DWORD dwBytesAvailable = MPQ_HEADER_SIZE_V4;
 
-- 
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