From 945eb8aec800c9428f4507dfa8a639d7bc93f57b Mon Sep 17 00:00:00 2001
From: Michal Sojka <michal.sojka@cvut.cz>
Date: Thu, 16 Aug 2018 18:06:33 +0200
Subject: [PATCH] Use more distinguishable user ids for simulated users

---
 mt_sim.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/mt_sim.c b/mt_sim.c
index 081a11e..73bd26c 100644
--- a/mt_sim.c
+++ b/mt_sim.c
@@ -24,8 +24,9 @@ static void stdin_cb(EV_P_ ev_io *w, int revents)
 	keys_json_print(pipefd, ch + 'A' - 'a');
 	break;
     case '0' ... '9':
-	strcpy(uid, "?ABC0123456789");
-	uid[0] = ch;
+        memset(uid, 0, sizeof(uid));
+        for (int i = 0; i < 14; i++)
+            uid[i] = ch;
 	rfid_json_print(pipefd, 42, 32, uid, (strlen(uid)+1)/2);
 	break;
     }
-- 
2.39.2