[#EVP_PKEY_new_raw_private_key]
= EVP_PKEY_new_raw_private_key
:mrdocs:

Create an EVP_PKEY from raw private‐key octets (legacy NID/ENGINE form).

== Synopsis

Declared in `<openssl/evp.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:EVP_PKEY.adoc[EVP_PKEY]*
EVP_PKEY_new_raw_private_key(
    int type,
    xref:ENGINE.adoc[ENGINE]* e,
    unsigned char const* priv,
    size_t len);
----

== Return Value

New EVP_PKEY, or NULL on failure; free with EVP_PKEY_free().

== Parameters

[cols="1,4"]
|===
| Name| Description
| *type*
| Key type NID such as EVP_PKEY_X25519 or EVP_PKEY_ED25519.
| *e*
| Optional ENGINE, or NULL (ignored for provider‐only types).
| *priv*
| Raw private‐key bytes in the algorithm‐native format.
| *len*
| Length of `priv` in bytes.
|===


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