From 9771c6d1e7b8a201ba61606a88a789b7ff8c52fd Mon Sep 17 00:00:00 2001
From: Sebastian Stenzel <sebastianstenzel@gmail.com>
Date: Sat, 25 Jul 2015 16:18:02 +0200
Subject: [PATCH] don't decrypt file size obfucscation padding

---
 .../main/java/org/cryptomator/crypto/aes256/Aes256Cryptor.java  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/main/crypto-aes/src/main/java/org/cryptomator/crypto/aes256/Aes256Cryptor.java b/main/crypto-aes/src/main/java/org/cryptomator/crypto/aes256/Aes256Cryptor.java
index c1fc549da..79b568e79 100644
--- a/main/crypto-aes/src/main/java/org/cryptomator/crypto/aes256/Aes256Cryptor.java
+++ b/main/crypto-aes/src/main/java/org/cryptomator/crypto/aes256/Aes256Cryptor.java
@@ -426,7 +426,7 @@ public class Aes256Cryptor implements Cryptor, AesCryptographicConfiguration {
 		byte[] buffer = new byte[CONTENT_MAC_BLOCK + 32];
 		int n = 0;
 		long blockNum = 0;
-		while ((n = IOUtils.read(in, buffer)) > 0) {
+		while ((n = IOUtils.read(in, buffer)) > 0 && bytesDecrypted < fileSize) {
 			if (n < 32) {
 				throw new DecryptFailedException("Invalid file content, missing MAC.");
 			}