[#EVP_KDF_CTX_set_params]
= EVP_KDF_CTX_set_params
:mrdocs:

Apply OSSL_PARAM values (salt, key, info, digest, …) to a KDF context.

== Synopsis

Declared in `<openssl/kdf.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
EVP_KDF_CTX_set_params(
    xref:EVP_KDF_CTX.adoc[EVP_KDF_CTX]* ctx,
    xref:OSSL_PARAM.adoc[OSSL_PARAM] const params[]);
----

== Return Value

1 on success, or 0 on error.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *ctx*
| KDF context.
| *params*
| NULL‐terminated parameter array.
|===


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