[#PKCS8_set0_pbe_ex]
= PKCS8_set0_pbe_ex
:mrdocs:

Encrypt PKCS#8 private key info using a pre‐built PBE algorithm.

== Synopsis

Declared in `<openssl/pkcs12.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:X509_SIG.adoc[X509_SIG]*
PKCS8_set0_pbe_ex(
    char const* pass,
    int passlen,
    xref:PKCS8_PRIV_KEY_INFO.adoc[PKCS8_PRIV_KEY_INFO]* p8inf,
    xref:X509_ALGOR.adoc[X509_ALGOR]* pbe,
    xref:OSSL_LIB_CTX.adoc[OSSL_LIB_CTX]* ctx,
    char const* propq);
----

== Return Value

Encrypted key in an X509_SIG, or NULL on error.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *pass*
| Passphrase for encryption.
| *passlen*
| Length of `pass,` or ‐1 to use strlen().
| *p8inf*
| Private key info to encrypt.
| *pbe*
| PBE algorithm parameters.
| *ctx*
| Library context for algorithm fetching, or NULL for default.
| *propq*
| Property query for algorithm fetching, or NULL.
|===


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