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-rw-r--r--src/vppinfra/std-formats.c46
1 files changed, 46 insertions, 0 deletions
diff --git a/src/vppinfra/std-formats.c b/src/vppinfra/std-formats.c
index 421cb3dda99..99ea0c1a713 100644
--- a/src/vppinfra/std-formats.c
+++ b/src/vppinfra/std-formats.c
@@ -135,6 +135,52 @@ format_white_space (u8 * s, va_list * va)
}
u8 *
+format_duration (u8 *s, va_list *args)
+{
+ f64 t = va_arg (*args, f64);
+ s = format (s, "");
+
+ const f64 seconds_per_minute = 60;
+ const f64 seconds_per_hour = 60 * seconds_per_minute;
+ const f64 seconds_per_day = 24 * seconds_per_hour;
+ uword days, hours, minutes, secs, msecs, usecs;
+
+ days = t / seconds_per_day;
+ t -= days * seconds_per_day;
+
+ hours = t / seconds_per_hour;
+ t -= hours * seconds_per_hour;
+
+ minutes = t / seconds_per_minute;
+ t -= minutes * seconds_per_minute;
+
+ secs = t;
+ t -= secs;
+
+ msecs = 1e3 * t;
+
+ usecs = 1e6 * t;
+ usecs = usecs % 1000;
+
+ if (t == 0.)
+ s = format (s, "0");
+ if (days)
+ s = format (s, "%ddays ", days);
+ if (hours)
+ s = format (s, "%dh ", hours);
+ if (minutes)
+ s = format (s, "%dmin ", minutes);
+ if (secs)
+ s = format (s, "%ds ", secs);
+ if (msecs)
+ s = format (s, "%dms ", msecs);
+ if (usecs)
+ s = format (s, "%dus", usecs);
+
+ return (s);
+}
+
+u8 *
format_time_interval (u8 * s, va_list * args)
{
u8 *fmt = va_arg (*args, u8 *);