[#CRYPTO_THREAD_get_local]
= CRYPTO_THREAD_get_local
:mrdocs:

Return the calling thread's value for thread‐local key `key.`

== Synopsis

Declared in `<openssl/crypto.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void*
CRYPTO_THREAD_get_local(xref:CRYPTO_THREAD_LOCAL.adoc[CRYPTO_THREAD_LOCAL]* key);
----

== Return Value

Stored pointer for this thread, or NULL if unset.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *key*
| Thread‐local key from CRYPTO_THREAD_init_local().
|===


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