Optimize step decrementation logic

Signed-off-by: sigsegv7 <ian@vegaa.systems>

1 files changed, 2 insertions, 1 deletions

diff --git a/main.c b/main.c
index 1eef5eb..b889ec2 100644
--- a/main.c
+++ b/main.c
@@ -89,7 +89,8 @@ encrypt(char *buf, size_t buf_size)
 
         /* Ensure we don't cause any overflows */
         while (((current_pos + step) >= buf_size) && step > 1)
-            step /= 2;
+            /* Essentially divide the step by 2, just faster */
+            step >>= 1;
     }
 }