aes body new random

src/format/key/aes.rs

@@ -43,6 +43,12 @@ impl AesBody
     {
 	Self { key, garbage: new_padding() }
     }
+
+    /// Create a new body with a random key
+    pub fn new_random() -> Self
+    {
+	Self::new_key(AesKey::generate().expect("Not enough entropy"))
+    }
     /// Create an empty, keyless body
     ///
     /// # Important