[#RAND_set0_private]
= RAND_set0_private
:mrdocs:

Install `rand` as the private DRBG for a library context, transferring ownership.

== Synopsis

Declared in `<openssl/rand.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
RAND_set0_private(
    xref:OSSL_LIB_CTX.adoc[OSSL_LIB_CTX]* ctx,
    xref:EVP_RAND_CTX.adoc[EVP_RAND_CTX]* rand);
----

== Return Value

1 on success, or 0 on failure.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *ctx*
| Library context whose private RNG is replaced, or NULL for the default.
| *rand*
| RAND context that becomes the private generator used by RAND_priv_bytes(); `ctx` takes ownership.
|===


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