Avoid use of LibreSSL-specific ASN1_time_tm_cmp() API

We convert these struct tm into time_t in the next few lines, so we can
simply use > instead.

ok claudio job

diff --git a/usr.sbin/rpki-client/mft.c b/usr.sbin/rpki-client/mft.c
index f702caf..0c1dea5 100644 (file)
--- a/usr.sbin/rpki-client/mft.c
+++ b/usr.sbin/rpki-client/mft.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: mft.c,v 1.91 2023/04/26 16:32:41 claudio Exp $ */
+/*     $OpenBSD: mft.c,v 1.92 2023/05/22 14:56:00 tb Exp $ */
 /*
  * Copyright (c) 2022 Theo Buehler <tb@openbsd.org>
  * Copyright (c) 2019 Kristaps Dzonsons <kristaps@bsd.lv>
@@ -124,16 +124,15 @@ mft_parse_time(const ASN1_GENERALIZEDTIME *from,
                return 0;
        }
 
-       /* check that until is not before from */
-       if (ASN1_time_tm_cmp(&tm_until, &tm_from) < 0) {
-               warnx("%s: bad update interval", p->fn);
-               return 0;
-       }
-
        if ((p->res->thisupdate = timegm(&tm_from)) == -1 ||
            (p->res->nextupdate = timegm(&tm_until)) == -1)
                errx(1, "%s: timegm failed", p->fn);
 
+       if (p->res->thisupdate > p->res->nextupdate) {
+               warnx("%s: bad update interval", p->fn);
+               return 0;
+       }
+
        return 1;
 }