[#OPENSSL_gmtime]
= OPENSSL_gmtime
:mrdocs:

Convert a time_t to UTC broken‐down time into caller‐provided storage.

== Synopsis

Declared in `<openssl/crypto.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
tm*
OPENSSL_gmtime(
    time_t const* timer,
    tm* result);
----

== Return Value

`result` on success, or NULL on error.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *timer*
| Instant to convert.
| *result*
| Destination struct tm (thread‐safe alternative to gmtime()).
|===


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