Refine random generator handling

Signed-off-by: Syrone Wong <wong.syrone@gmail.com>
2016-10-20 08:15:47 +08:00
parent 4b99a5c210
commit ce26bc15a9
1 changed files with 4 additions and 4 deletions
@@ -237,10 +237,10 @@ namespace Shadowsocks.Encryption

        protected static void randBytes(byte[] buf, int length)
        {
-            byte[] temp = new byte[length];
-            RNGCryptoServiceProvider rngServiceProvider = new RNGCryptoServiceProvider();
-            rngServiceProvider.GetBytes(temp);
-            temp.CopyTo(buf, 0);
+            using (RNGCryptoServiceProvider rng = new RNGCryptoServiceProvider())
+            {
+                rng.GetBytes(buf, 0, length);
+            }
        }

        public override void Encrypt(byte[] buf, int length, byte[] outbuf, out int outlength)