[#ASN1_UTCTIME_cmp_time_t]
= ASN1_UTCTIME_cmp_time_t
:mrdocs:

Compare an ASN.1 UTCTime value with a calendar time_t.

== Synopsis

Declared in `<openssl/asn1.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
ASN1_UTCTIME_cmp_time_t(
    xref:ASN1_UTCTIME.adoc[ASN1_UTCTIME] const* s,
    time_t t);
----

== Return Value

‐1 if `s` is before `t,` 0 if equal, 1 if after, or 0 on parse error (check ERR).

== Parameters

[cols="1,4"]
|===
| Name| Description
| *s*
| UTCTime value to compare (must be a valid ASN1_UTCTIME).
| *t*
| POSIX time to compare against.
|===


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