[#PKCS8_pkey_set0]
= PKCS8_pkey_set0
:mrdocs:

Set the algorithm, version, parameters, and encoded private key on a PKCS#8 PrivateKeyInfo.

== Synopsis

Declared in `<openssl/x509.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
PKCS8_pkey_set0(
    xref:PKCS8_PRIV_KEY_INFO.adoc[PKCS8_PRIV_KEY_INFO]* priv,
    xref:ASN1_OBJECT.adoc[ASN1_OBJECT]* aobj,
    int version,
    int ptype,
    void* pval,
    unsigned char* penc,
    int penclen);
----

== Return Value

1 on success, or 0 on failure.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *priv*
| PKCS#8 structure to update.
| *aobj*
| Algorithm OID to assign (ownership transferred as implemented).
| *version*
| PKCS#8 version field value.
| *ptype*
| ASN.1 type of `pval` (V_ASN1_*).
| *pval*
| Algorithm parameters value matching `ptype,` or NULL.
| *penc*
| Encoded private‐key octets; ownership transferred on success.
| *penclen*
| Length of `penc` in bytes.
|===


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