Fix decrypted reading with the offset is bigger than UINT32_MAX

wiiu-env · Aug 5, 2022 · 6899987 · 6899987
1 parent f09f8f2
commit 6899987
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/source/WUD/DiscReader.cpp b/source/WUD/DiscReader.cpp
@@ -81,7 +81,7 @@ bool DiscReader::readDecrypted(uint8_t *out_buffer, uint64_t clusterOffset, uint
         uint32_t blockNumber = (totalOffset / BLOCK_SIZE);
         uint32_t blockOffset = (totalOffset % BLOCK_SIZE);
 
-        readOffset = (blockNumber * BLOCK_SIZE);
+        readOffset = ((uint64_t) blockNumber * BLOCK_SIZE);
         if (!useFixedIV) {
             memset(usedIV, 0, 16);
             uint64_t ivTemp = usedFileOffset >> 16;