/**
* Convert OLE DATE to ISO-8601 string
+ * @return <0 on error
*/
-static void oledate_to_iso8601(char *buf, int buf_size, int64_t value)
+static int oledate_to_iso8601(char *buf, int buf_size, int64_t value)
{
time_t t = 631112400LL + 86400*av_int2dbl(value);
- strftime(buf, buf_size, "%Y-%m-%d %H:%M:%S", gmtime(&t));
+ struct tm result;
+ if (!gmtime_r(&t, &result))
+ return -1;
+ strftime(buf, buf_size, "%Y-%m-%d %H:%M:%S", &result);
+ return 0;
}
static void get_attachment(AVFormatContext *s, AVIOContext *pb, int length)
else if (!strcmp(key, "WM/WMRVEncodeTime") ||
!strcmp(key, "WM/WMRVEndTime"))
crazytime_to_iso8601(buf, buf_size, num);
- else if (!strcmp(key, "WM/WMRVExpirationDate"))
- oledate_to_iso8601(buf, buf_size, num);
- else if (!strcmp(key, "WM/WMRVBitrate"))
+ else if (!strcmp(key, "WM/WMRVExpirationDate")) {
+ if (oledate_to_iso8601(buf, buf_size, num) < 0 ) {
+ av_free(buf);
+ return;
+ }
+ } else if (!strcmp(key, "WM/WMRVBitrate"))
snprintf(buf, buf_size, "%f", av_int2dbl(num));
else
snprintf(buf, buf_size, "%"PRIi64, num);