[#OSSL_DECODER_CTX_add_decoder]
= OSSL_DECODER_CTX_add_decoder
:mrdocs:

Attach a fetched decoder implementation to a decoder context.

== Synopsis

Declared in `<openssl/decoder.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
OSSL_DECODER_CTX_add_decoder(
    xref:OSSL_DECODER_CTX.adoc[OSSL_DECODER_CTX]* ctx,
    xref:OSSL_DECODER.adoc[OSSL_DECODER]* decoder);
----

== Return Value

1 on success, or 0 on failure.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *ctx*
| Decoder context to extend.
| *decoder*
| Decoder from OSSL_DECODER_fetch() (reference is up‐reffed).
|===


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