[#OSSL_ENCODER_CTX_set_cipher]
= OSSL_ENCODER_CTX_set_cipher
:mrdocs:

Select the cipher used to encrypt encoded private‐key material.

== Synopsis

Declared in `<openssl/encoder.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
OSSL_ENCODER_CTX_set_cipher(
    xref:OSSL_ENCODER_CTX.adoc[OSSL_ENCODER_CTX]* ctx,
    char const* cipher_name,
    char const* propquery);
----

== Return Value

1 on success, or 0 on failure.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *ctx*
| Encoder context to configure.
| *cipher_name*
| Cipher algorithm name (for example "AES‐256‐CBC"), or NULL to clear.
| *propquery*
| Property query for fetching the cipher, or NULL.
|===


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