[#OCSP_request_add1_nonce]
= OCSP_request_add1_nonce
:mrdocs:

Add an OCSP nonce extension to a request.

== Synopsis

Declared in `<openssl/ocsp.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
OCSP_request_add1_nonce(
    xref:OCSP_REQUEST.adoc[OCSP_REQUEST]* req,
    unsigned char* val,
    int len);
----

== Return Value

1 on success, or 0 on failure.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *req*
| OCSP request to update.
| *val*
| Nonce bytes to copy, or NULL to generate a random nonce of length `len` (or a default length when `len` <= 0).
| *len*
| Length of `val,` or desired generated length when `val` is NULL.
|===


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