From b2afb8800bb033a04bb3ecdf0363068d56648ef1 Mon Sep 17 00:00:00 2001
From: Jacek Antonelli
Date: Fri, 15 Aug 2008 23:44:54 -0500
Subject: Second Life viewer sources 1.15.0.2

---
 linden/indra/llmessage/llblowfishcipher.cpp | 49 ++++++++++++++++-------------
 1 file changed, 28 insertions(+), 21 deletions(-)

(limited to 'linden/indra/llmessage/llblowfishcipher.cpp')

diff --git a/linden/indra/llmessage/llblowfishcipher.cpp b/linden/indra/llmessage/llblowfishcipher.cpp
index f9a68ab..1772078 100644
--- a/linden/indra/llmessage/llblowfishcipher.cpp
+++ b/linden/indra/llmessage/llblowfishcipher.cpp
@@ -7,6 +7,7 @@
  *
  * Copyright (c) 2007-2007, Linden Research, Inc.
  * 
+ * Second Life Viewer Source Code
  * The source code in this file ("Source Code") is provided by Linden Lab
  * to you under the terms of the GNU General Public License, version 2.0
  * ("GPL"), unless you have obtained a separate licensing agreement
@@ -84,27 +85,33 @@ U32 LLBlowfishCipher::encrypt(const U8* src, U32 src_len, U8* dst, U32 dst_len)
 		<< " iv_len " << iv_length
 		<< llendl;
 
-    int output_len = 0;
-    if (!EVP_EncryptUpdate(&context,
-                dst,
-                &output_len,
-                src,
-                src_len))
-    {
-        llwarns << "LLBlowfishCipher::encrypt EVP_EncryptUpdate failure" << llendl;
-        return 0;
-    }
-
-	// There may be some final data left to encrypt if the input is
-	// not an exact multiple of the block size.
-    int temp_len = 0;
-    if (!EVP_EncryptFinal_ex(&context, (unsigned char*)(dst + output_len), &temp_len))
-    {
-        llwarns << "LLBlowfishCipher::encrypt EVP_EncryptFinal failure" << llendl;
-        return 0;
-    }
-    output_len += temp_len;
-	return output_len;
+	int output_len = 0;
+	int temp_len = 0;
+	if (!EVP_EncryptUpdate(&context,
+			dst,
+			&output_len,
+			src,
+			src_len))
+	{
+		llwarns << "LLBlowfishCipher::encrypt EVP_EncryptUpdate failure" << llendl;
+		goto ERROR;
+	}
+
+	// There may be some final data left to encrypt if the input is
+	// not an exact multiple of the block size.
+	if (!EVP_EncryptFinal_ex(&context, (unsigned char*)(dst + output_len), &temp_len))
+	{
+		llwarns << "LLBlowfishCipher::encrypt EVP_EncryptFinal failure" << llendl;
+		goto ERROR;
+	}
+	output_len += temp_len;
+
+	EVP_CIPHER_CTX_cleanup(&context);
+	return output_len;
+
+ERROR:
+	EVP_CIPHER_CTX_cleanup(&context);
+	return 0;
 }
 
 // virtual
-- 
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