[#ASN1_TIME_cmp_time_t]
= ASN1_TIME_cmp_time_t
:mrdocs:

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

== Synopsis

Declared in `<openssl/asn1.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
ASN1_TIME_cmp_time_t(
    xref:ASN1_TIME.adoc[ASN1_TIME] const* s,
    time_t t);
----

== Return Value

‐1 if `s` is before `t,` 0 if equal, 1 if after, or ‐2 on error.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *s*
| ASN1_TIME (UTCTime or GeneralizedTime) to compare.
| *t*
| POSIX time to compare against.
|===


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