[#EVP_KDF_CTX_dup]
= EVP_KDF_CTX_dup
:mrdocs:

Duplicate a KDF context, copying algorithm state where supported.

== Synopsis

Declared in `<openssl/kdf.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:EVP_KDF_CTX.adoc[EVP_KDF_CTX]*
EVP_KDF_CTX_dup(xref:EVP_KDF_CTX.adoc[EVP_KDF_CTX] const* src);
----

== Return Value

New EVP_KDF_CTX, or NULL on failure.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *src*
| Source context to copy.
|===


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