DKIM: more care over untrustworthy data during verify

[users/jgh/exim.git] / src / src / tod.c

diff --git a/src/src/tod.c b/src/src/tod.c
index 9aa845c822b706596a3653ecd0450de460f7213a..5f451ba96de445e6b52a60b01f5a04a9ed4bc8dd 100644 (file)
--- a/src/src/tod.c
+++ b/src/src/tod.c
@@ -2,7 +2,7 @@
 *     Exim - an Internet mail transport agent    *
 *************************************************/
 
-/* Copyright (c) University of Cambridge 1995 - 2009 */
+/* Copyright (c) University of Cambridge 1995 - 2014 */
 /* See the file NOTICE for conditions of use and distribution. */
 
 /* A function for returning the time of day in various formats */
@@ -59,7 +59,8 @@ if (type == tod_epoch_l)
   {
   struct timeval tv;
   gettimeofday(&tv, NULL);
-  (void) sprintf(CS timebuf, "%ld%06ld", tv.tv_sec, tv.tv_usec );  /* Unix epoch/usec format */
+  /* Unix epoch/usec format */
+  (void) sprintf(CS timebuf, TIME_T_FMT "%06ld", tv.tv_sec, (long) tv.tv_usec );
   return timebuf;
   }
 
@@ -73,8 +74,8 @@ if (type == tod_log) type = log_timezone? tod_log_zone : tod_log_bare;
 
 else if (type == tod_epoch)
   {
-  (void) sprintf(CS timebuf, "%d", (int)now);  /* Unix epoch format */
-  return timebuf;
+  (void) sprintf(CS timebuf, TIME_T_FMT, now);  /* Unix epoch format */
+  return timebuf;      /* NB the above will be wrong if time_t is FP */
   }
 
 else if (type == tod_zulu)