[#OSSL_DECODER_export]
= OSSL_DECODER_export
:mrdocs:

Export a reference from a decoder instance via a provider export callback.

== Synopsis

Declared in `<openssl/decoder.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
OSSL_DECODER_export(
    xref:OSSL_DECODER_INSTANCE.adoc[OSSL_DECODER_INSTANCE]* decoder_inst,
    void* reference,
    size_t reference_sz,
    xref:OSSL_CALLBACK.adoc[OSSL_CALLBACK]* export_cb,
    void* export_cbarg);
----

== Return Value

1 on success, or 0 on error.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *decoder_inst*
| Decoder instance that produced `reference.`
| *reference*
| Reference bytes to export.
| *reference_sz*
| Size of `reference` in bytes.
| *export_cb*
| Provider export callback.
| *export_cbarg*
| Opaque argument passed to `export_cb.`
|===


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