[#ASN1_TIME_adj]
= ASN1_TIME_adj
:mrdocs:

Set an ASN.1 Time to `t` plus a day/second offset (UTCTime or GeneralizedTime).

== Synopsis

Declared in `<openssl/asn1.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:ASN1_TIME.adoc[ASN1_TIME]*
ASN1_TIME_adj(
    xref:ASN1_TIME.adoc[ASN1_TIME]* s,
    time_t t,
    int offset_day,
    long offset_sec);
----

== Return Value

The resulting ASN1_TIME (possibly newly allocated), or NULL on error.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *s*
| Existing ASN1_TIME to reuse, or NULL to allocate.
| *t*
| Base POSIX time before applying offsets.
| *offset_day*
| Days to add (may be negative).
| *offset_sec*
| Seconds to add after `offset_day` (may be negative).
|===


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