[#OSSL_DECODER_CTX_get_construct_data]
= OSSL_DECODER_CTX_get_construct_data
:mrdocs:

Return the construct‐data pointer currently set on a decoder context.

== Synopsis

Declared in `<openssl/decoder.h>`

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

== Return Value

Opaque construct data, or NULL if unset.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *ctx*
| Decoder context to query.
|===


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