tfc_signal: add elapsed time counter.

[tfcrypt.git] / tfc_misc.c

diff --git a/tfc_misc.c b/tfc_misc.c
index f55726ac897974471b33f9ad4422bc4463ddccfe..06c1a653e7d6a3ac23047288f6e7224e15b83789 100644 (file)
--- a/tfc_misc.c
+++ b/tfc_misc.c
@@ -94,6 +94,28 @@ void tfc_getcurtime(tfc_useconds *tx)
        memset(&t, 0, sizeof(t));
 }
 
+char *tfc_format_time(tfc_useconds t)
+{
+       tfc_useconds secs, dsecs;
+       unsigned days, hours, minutes, seconds;
+       static char r[128];
+
+       secs = (tfc_useconds)TFC_UTODSECS(t);
+       dsecs = (tfc_useconds)(t - (secs * 1000000));
+
+       days = secs / 86400;
+       hours = (secs / 3600) % 24;
+       minutes = (secs / 60) % 60;
+       seconds = secs % 60;
+
+       if (days > 0) sprintf(r, "%ud,%02u:%02u:%02u.%03u", days, hours, minutes, seconds, (unsigned)(dsecs / 1000));
+       else if (hours > 0) sprintf(r, "%02u:%02u:%02u.%03u", hours, minutes, seconds, (unsigned)(dsecs / 1000));
+       else if (minutes > 0) sprintf(r, "%02u:%02u.%03u", minutes, seconds, (unsigned)(dsecs / 1000));
+       else sprintf(r, "%02u.%03u", seconds, (unsigned)(dsecs / 1000));
+
+       return r;
+}
+
 tfc_fsize tfc_fdsize(int fd)
 {
        off_t l, cur;