Add QueryPerformanceCounter to the Win32 fast entropy poll, as it can't

hurt and might help. From Yves Jerschow.

1 files changed, 4 insertions, 0 deletions

diff --git a/modules/es_win32/es_win32.cpp b/modules/es_win32/es_win32.cpp
index c0a1ed750..1428b588a 100644
--- a/modules/es_win32/es_win32.cpp
+++ b/modules/es_win32/es_win32.cpp
@@ -100,6 +100,10 @@ void Win32_EntropySource::do_fast_poll()
    add_bytes(&point, sizeof(point));
    GetCaretPos(&point);
    add_bytes(&point, sizeof(point));
+
+   LARGE_INTEGER perf_counter;
+   QueryPerformanceCounter(&perf_counter);
+   add_bytes(&perf_counter, sizeof(perf_counter));
    }
 
 }