[#CRYPTO_gcm128_release]
= CRYPTO_gcm128_release
:mrdocs:

Free a GCM128_CONTEXT allocated by CRYPTO_gcm128_new().

== Synopsis

Declared in `<openssl/modes.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
CRYPTO_gcm128_release(xref:GCM128_CONTEXT-04.adoc[GCM128_CONTEXT]* ctx);
----

== Parameters

[cols="1,4"]
|===
| Name| Description
| *ctx*
| Context to free, or NULL (no‐op).
|===


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