[#EVP_CIPHER_meth_get_set_asn1_params]
= EVP_CIPHER_meth_get_set_asn1_params
:mrdocs:

Return the set_asn1_params callback previously set on a custom EVP_CIPHER method.

== Synopsis

Declared in `<openssl/evp.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[deprecated]]
int(*
EVP_CIPHER_meth_get_set_asn1_params(xref:EVP_CIPHER-07.adoc[EVP_CIPHER] const* cipher))(xref:EVP_CIPHER_CTX.adoc[EVP_CIPHER_CTX]*, xref:ASN1_TYPE.adoc[ASN1_TYPE]*);
----

[WARNING]
====
https://en.cppreference.com/cpp/language/attributes/deprecated[Deprecated^]. Use of this entity is allowed but discouraged.
====
== Return Value

Function that writes AlgorithmIdentifier parameters from `EVP_CIPHER_CTX` into an ASN1_TYPE, or NULL if unset.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *cipher*
| Cipher method to query.
|===


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