[#OSSL_HPKE_CTX_set1_authpriv]
= OSSL_HPKE_CTX_set1_authpriv
:mrdocs:

Set the sender authentication private key for AUTH / PSKAUTH modes.

== Synopsis

Declared in `<openssl/hpke.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
OSSL_HPKE_CTX_set1_authpriv(
    xref:OSSL_HPKE_CTX.adoc[OSSL_HPKE_CTX]* ctx,
    xref:EVP_PKEY.adoc[EVP_PKEY]* priv);
----

== Return Value

1 on success, or 0 on error.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *ctx*
| Sender HPKE context (call before OSSL_HPKE_encap()).
| *priv*
| Sender authentication private key using the same KEM as the suite.
|===


[.small]#Created with https://www.mrdocs.com[MrDocs]#