[GNUnet-SVN] r32156 - gnunet/src/ats-tests

[gnunet]

Author: wachs
Date: 2014-02-03 10:10:13 +0100 (Mon, 03 Feb 2014)
New Revision: 32156

Modified:
   gnunet/src/ats-tests/ats-testing-traffic.c
Log:
additional check for sinus generator


Modified: gnunet/src/ats-tests/ats-testing-traffic.c
===================================================================
--- gnunet/src/ats-tests/ats-testing-traffic.c  2014-02-03 08:56:56 UTC (rev 
32155)
+++ gnunet/src/ats-tests/ats-testing-traffic.c  2014-02-03 09:10:13 UTC (rev 
32156)
@@ -52,7 +52,9 @@
       break;
     case GNUNET_ATS_TEST_TG_LINEAR:
       time_delta = GNUNET_TIME_absolute_get_duration(tg->time_start);
+      /* Calculate point of time in the current period */
       time_delta.rel_value_us = time_delta.rel_value_us % 
tg->duration_period.rel_value_us;
+
       delta_rate = ((double) time_delta.rel_value_us  / 
tg->duration_period.rel_value_us) *
           (tg->max_rate - tg->base_rate);
       cur_rate = tg->base_rate + delta_rate;
@@ -63,7 +65,14 @@
       break;
     case GNUNET_ATS_TEST_TG_SINUS:
       time_delta = GNUNET_TIME_absolute_get_duration(tg->time_start);
+      /* Calculate point of time in the current period */
       time_delta.rel_value_us = time_delta.rel_value_us % 
tg->duration_period.rel_value_us;
+      if ((tg->max_rate - tg->base_rate) < tg->base_rate)
+      {
+        /* This will cause an underflow for second half of sinus period,
+         * will be detected in general when experiments are loaded */
+        GNUNET_break (0);
+      }
       delta_rate = (tg->max_rate - tg->base_rate) *
           sin ( (2 * M_PI) / ((double) tg->duration_period.rel_value_us) * 
time_delta.rel_value_us);
       cur_rate = tg->base_rate + delta_rate;