adding library for basic JSON conversions

1 files changed, 40 insertions, 0 deletions

diff --git a/src/util/time.c b/src/util/time.c
index 4f3eaa7fb..654b567f0 100644
--- a/src/util/time.c
+++ b/src/util/time.c
@@ -59,6 +59,46 @@ GNUNET_TIME_get_offset ()
 
 
 /**
+ * Round a time value so that it is suitable for transmission
+ * via JSON encodings.
+ *
+ * @param at time to round
+ * @return #GNUNET_OK if time was already rounded, #GNUNET_NO if
+ *         it was just now rounded
+ */
+int
+GNUNET_TIME_round_abs (struct GNUNET_TIME_Absolute *at)
+{
+  if (at->abs_value_us == GNUNET_TIME_UNIT_FOREVER_ABS.abs_value_us)
+    return GNUNET_OK;
+  if (0 == at->abs_value_us % 1000000)
+    return GNUNET_OK;
+  at->abs_value_us -= at->abs_value_us % 1000000;
+  return GNUNET_NO;
+}
+
+
+/**
+ * Round a time value so that it is suitable for transmission
+ * via JSON encodings.
+ *
+ * @param rt time to round
+ * @return #GNUNET_OK if time was already rounded, #GNUNET_NO if
+ *         it was just now rounded
+ */
+int
+GNUNET_TIME_round_rel (struct GNUNET_TIME_Relative *rt)
+{
+  if (rt->rel_value_us == GNUNET_TIME_UNIT_FOREVER_REL.rel_value_us)
+    return GNUNET_OK;
+  if (0 == rt->rel_value_us % 1000000)
+    return GNUNET_OK;
+  rt->rel_value_us -= rt->rel_value_us % 1000000;
+  return GNUNET_NO;
+}
+
+
+/**
  * Get the current time (works just as "time", just that we use the
  * unit of time that the cron-jobs use (and is 64 bit)).
  *