cash2ecash

commit adc33bf35627ddc8f5c217685c39ff5804b6b248
parent 2d5fb588a3c351ce880225770b621bdad2453e55
Author: Tellenbach Reto <tellr1@bfh.ch>
Date:   Mon, 15 Jun 2026 10:44:24 +0200

[dbg] Display: clear QR, debugged

Diffstat:
M
src/taler-digitizer.c
 | 
17
++++++++++++-----

1 file changed, 12 insertions(+), 5 deletions(-)
diff --git a/src/taler-digitizer.c b/src/taler-digitizer.c
@@ -48,6 +48,7 @@
 #define PATH_QR_SHOW "/ext/QRshow"
 
 #define SCAN_QR_TIMEOUT_SECONDS 60
+#define SCAN_QR_CHECK_STATUS_INTERVAL_MILISECONDS 200
 #define DISPLAY_BLOCK_SIZE 1024
 #define DISPLAY_COUNT 750
 
@@ -359,12 +360,12 @@ void
 clear_screen(void)
 {
   char *command;
-  system(command);
   GNUNET_asprintf(&command,
                   "dd if=/dev/zero of=%s bs=%d count=%d\n",
                   cfg_ca_device,
                   DISPLAY_BLOCK_SIZE,
                   DISPLAY_COUNT);
+  system(command);
   GNUNET_free(command);
 }
 
@@ -1124,15 +1125,21 @@ static void ScanQR_state_task(void *cls)
   struct GNUNET_TIME_Relative delay;
   struct GNUNET_TIME_Relative poll;
 
-  delay = GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_SECONDS,SCAN_QR_TIMEOUT_SECONDS);
-  poll = GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_MILLISECONDS,200);
-  timeout_handle = GNUNET_SCHEDULER_add_delayed(delay,timeout_task,NULL);
+  delay = GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_SECONDS,
+                                        SCAN_QR_TIMEOUT_SECONDS);
+  poll = GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_MILLISECONDS,
+                                        SCAN_QR_CHECK_STATUS_INTERVAL_MILISECONDS);
+  timeout_handle = GNUNET_SCHEDULER_add_delayed(delay,
+                                                timeout_task,
+                                                NULL);
   start_qr_show(SCAN_QR_TIMEOUT_SECONDS);
 
   //char *buf;
   //GNUNET_asprintf(&buf,"%d",SCAN_QR_TIMEOUT_SECONDS*1000);
 
-  GNUNET_SCHEDULER_add_delayed(poll,get_withdrawal_task,timeout_handle);
+  GNUNET_SCHEDULER_add_delayed(poll,
+                              get_withdrawal_task,
+                              timeout_handle);
   return;
 }