From 2ee3a1c7995a072b968ce0681f0140f751dc5a70 Mon Sep 17 00:00:00 2001
From: Dov Frankel <dov@abbey-code.com>
Date: Thu, 18 Oct 2018 18:14:24 -0400
Subject: [PATCH] Fixed memory leak during buffered extraction from Swift
 caller (Issue #70)

---
 Classes/URKArchive.mm | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/Classes/URKArchive.mm b/Classes/URKArchive.mm
index 60616e9..d00c3b8 100644
--- a/Classes/URKArchive.mm
+++ b/Classes/URKArchive.mm
@@ -1162,12 +1162,14 @@ int CALLBACK BufferedReadCallbackProc(UINT msg, long UserData, long P1, long P2)
     BOOL (^bufferedReadBlock)(NSData*) = (__bridge BOOL(^)(NSData*))(void *)UserData;
 
     if (msg == UCM_PROCESSDATA) {
-        URKLogDebug("msg: UCM_PROCESSDATA; Copying data chunk and calling read block");
-        NSData *dataChunk = [NSData dataWithBytes:(UInt8 *)P1 length:P2];
-        BOOL cancelRequested = !bufferedReadBlock(dataChunk);
-
-        if (cancelRequested) {
-            return -1;
+        @autoreleasepool {
+            URKLogDebug("msg: UCM_PROCESSDATA; Copying data chunk and calling read block");
+            NSData *dataChunk = [NSData dataWithBytes:(UInt8 *)P1 length:P2];
+            BOOL cancelRequested = !bufferedReadBlock(dataChunk);
+            
+            if (cancelRequested) {
+                return -1;
+            }
         }
     }