Add new helper zap which zeros a vector, clears it, and then calls

shrink_to_fit to actually deallocate memory.

1 files changed, 4 insertions, 4 deletions

diff --git a/src/stream/wid_wake/wid_wake.cpp b/src/stream/wid_wake/wid_wake.cpp
index 0f56148a5..317613404 100644
--- a/src/stream/wid_wake/wid_wake.cpp
+++ b/src/stream/wid_wake/wid_wake.cpp
@@ -149,11 +149,11 @@ void WiderWake_41_BE::set_iv(const byte iv[], size_t length)
 */
 void WiderWake_41_BE::clear()
    {
+   zap(t_key);
+   zap(state);
+   zap(T);
+   zap(buffer);
    position = 0;
-   t_key.clear();
-   state.clear();
-   T.clear();
-   buffer.clear();
    }
 
 }