* Exim - an Internet mail transport agent *
*************************************************/
-/* Copyright (c) University of Cambridge 1995 - 2014 */
+/* Copyright (c) University of Cambridge 1995 - 2018 */
/* See the file NOTICE for conditions of use and distribution. */
/* A function for returning the time of day in various formats */
{
struct timeval now;
struct tm * t;
-int off = 0;
gettimeofday(&now, NULL);
switch(type)
{
case tod_epoch:
- (void) sprintf(CS timebuf, TIME_T_FMT, now.tv_sec); /* Unix epoch format */
+ (void) snprintf(CS timebuf, sizeof(timebuf), TIME_T_FMT, now.tv_sec); /* Unix epoch format */
return timebuf; /* NB the above will be wrong if time_t is FP */
case tod_epoch_l:
/* Unix epoch/usec format */
- (void) sprintf(CS timebuf, TIME_T_FMT "%06ld", now.tv_sec, (long) now.tv_usec );
+ (void) snprintf(CS timebuf, sizeof(timebuf), TIME_T_FMT "%06ld", now.tv_sec, (long) now.tv_usec );
return timebuf;
case tod_zulu:
t = gmtime(&now.tv_sec);
- (void) sprintf(CS timebuf, "%04d%02d%02d%02d%02d%02dZ",
- 1900 + t->tm_year, 1 + t->tm_mon, t->tm_mday, t->tm_hour, t->tm_min,
- t->tm_sec);
+ (void) snprintf(CS timebuf, sizeof(timebuf), "%04u%02u%02u%02u%02u%02uZ",
+ 1900 + (uint)t->tm_year, 1 + (uint)t->tm_mon, (uint)t->tm_mday, (uint)t->tm_hour, (uint)t->tm_min,
+ (uint)t->tm_sec);
return timebuf;
}
/* Convert to local time or UTC */
-t = timestamps_utc ? gmtime(&now.tv_sec) : localtime(&now.tv_sec);
+t = f.timestamps_utc ? gmtime(&now.tv_sec) : localtime(&now.tv_sec);
switch(type)
{
case tod_log_bare: /* Format used in logging without timezone */
- off = sprintf(CS timebuf, "%04d-%02d-%02d %02d:%02d:%02d",
- 1900 + t->tm_year, 1 + t->tm_mon, t->tm_mday,
- t->tm_hour, t->tm_min, t->tm_sec);
+#ifndef COMPILE_UTILITY
+ if (LOGGING(millisec))
+ snprintf(CS timebuf, sizeof(timebuf), "%04u-%02u-%02u %02u:%02u:%02u.%03u",
+ 1900 + (uint)t->tm_year, 1 + (uint)t->tm_mon, (uint)t->tm_mday,
+ (uint)t->tm_hour, (uint)t->tm_min, (uint)t->tm_sec,
+ (uint)(now.tv_usec/1000));
+ else
+#endif
+ snprintf(CS timebuf, sizeof(timebuf), "%04u-%02u-%02u %02u:%02u:%02u",
+ 1900 + (uint)t->tm_year, 1 + (uint)t->tm_mon, (uint)t->tm_mday,
+ (uint)t->tm_hour, (uint)t->tm_min, (uint)t->tm_sec);
+
break;
/* Format used as suffix of log file name when 'log_datestamp' is active. For
#ifdef TESTING_LOG_DATESTAMP
case tod_log_datestamp_daily:
case tod_log_datestamp_monthly:
- off = sprintf(CS timebuf, "%04d%02d%02d%02d%02d",
- 1900 + t->tm_year, 1 + t->tm_mon, t->tm_mday, t->tm_hour, t->tm_min);
+ snprintf(CS timebuf, sizeof(timebuf), "%04u%02u%02u%02u%02u",
+ 1900 + (uint)t->tm_year, 1 + (uint)t->tm_mon, (uint)t->tm_mday,
+ (uint)t->tm_hour, (uint)t->tm_min);
break;
#else
case tod_log_datestamp_daily:
- off = sprintf(CS timebuf, "%04d%02d%02d",
- 1900 + t->tm_year, 1 + t->tm_mon, t->tm_mday);
+ snprintf(CS timebuf, sizeof(timebuf), "%04u%02u%02u",
+ 1900 + (uint)t->tm_year, 1 + (uint)t->tm_mon, (uint)t->tm_mday);
break;
case tod_log_datestamp_monthly:
#ifndef COMPILE_UTILITY
- off = sprintf(CS timebuf, "%04d%02d",
- 1900 + t->tm_year, 1 + t->tm_mon);
+ snprintf(CS timebuf, sizeof(timebuf), "%04u%02u",
+ 1900 + (uint)t->tm_year, 1 + (uint)t->tm_mon);
#endif
break;
#endif
struct tm local;
memcpy(&local, t, sizeof(struct tm));
- if (timestamps_utc)
+ if (f.timestamps_utc)
diff_hour = diff_min = 0;
else
{
case tod_log_zone: /* Format used in logging with timezone */
#ifndef COMPILE_UTILITY
if (LOGGING(millisec))
- (void) sprintf(CS timebuf,
- "%04d-%02d-%02d %02d:%02d:%02d.%03d %+03d%02d",
- 1900 + local.tm_year, 1 + local.tm_mon, local.tm_mday,
- local.tm_hour, local.tm_min, local.tm_sec, (int)(now.tv_usec/1000),
+ (void) snprintf(CS timebuf, sizeof(timebuf),
+ "%04u-%02u-%02u %02u:%02u:%02u.%03u %+03d%02d",
+ 1900 + (uint)local.tm_year, 1 + (uint)local.tm_mon, (uint)local.tm_mday,
+ (uint)local.tm_hour, (uint)local.tm_min, (uint)local.tm_sec, (uint)(now.tv_usec/1000),
diff_hour, diff_min);
else
#endif
- (void) sprintf(CS timebuf,
- "%04d-%02d-%02d %02d:%02d:%02d %+03d%02d",
- 1900 + local.tm_year, 1 + local.tm_mon, local.tm_mday,
- local.tm_hour, local.tm_min, local.tm_sec,
+ (void) snprintf(CS timebuf, sizeof(timebuf),
+ "%04u-%02u-%02u %02u:%02u:%02u %+03d%02d",
+ 1900 + (uint)local.tm_year, 1 + (uint)local.tm_mon, (uint)local.tm_mday,
+ (uint)local.tm_hour, (uint)local.tm_min, (uint)local.tm_sec,
diff_hour, diff_min);
break;
case tod_zone: /* Just the timezone offset */
- (void) sprintf(CS timebuf, "%+03d%02d", diff_hour, diff_min);
+ (void) snprintf(CS timebuf, sizeof(timebuf), "%+03d%02d", diff_hour, diff_min);
break;
/* tod_mbx: format used in MBX mailboxes - subtly different to tod_full */
case tod_mbx:
{
int len;
- (void) sprintf(CS timebuf, "%02d-", local.tm_mday);
+ (void) snprintf(CS timebuf, sizeof(timebuf), "%02u-", (uint)local.tm_mday);
len = Ustrlen(timebuf);
len += Ustrftime(timebuf + len, sizeof(timebuf) - len, "%b-%Y %H:%M:%S",
&local);
- (void) sprintf(CS timebuf + len, " %+03d%02d", diff_hour, diff_min);
+ (void) snprintf(CS timebuf + len, sizeof(timebuf)-len, " %+03d%02d", diff_hour, diff_min);
}
break;
#endif
default:
{
int len = Ustrftime(timebuf, sizeof(timebuf), "%a, ", &local);
- (void) sprintf(CS timebuf + len, "%02d ", local.tm_mday);
+ (void) snprintf(CS timebuf + len, sizeof(timebuf)-len, "%02u ", (uint)local.tm_mday);
len += Ustrlen(timebuf + len);
len += Ustrftime(timebuf + len, sizeof(timebuf) - len, "%b %Y %H:%M:%S",
&local);
- (void) sprintf(CS timebuf + len, " %+03d%02d", diff_hour, diff_min);
+ (void) snprintf(CS timebuf + len, sizeof(timebuf)-len, " %+03d%02d", diff_hour, diff_min);
}
break;
}
break;
}
-#ifndef COMPILE_UTILITY
-if (LOGGING(millisec) && off > 0)
- (void) sprintf(CS timebuf + off, ".%03d", (int)(now.tv_usec/1000));
-#else
-off = off; /* Compiler quietening */
-#endif
-
return timebuf;
}