[#OSSL_PARAM_set_ulong]
= OSSL_PARAM_set_ulong
:mrdocs:

Write `val` into parameter `as` an unsigned long (with range checks).

== Synopsis

Declared in `<openssl/params.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
OSSL_PARAM_set_ulong(
    xref:OSSL_PARAM.adoc[OSSL_PARAM]* p,
    unsigned long val);
----

== Return Value

1 on success, or 0 if `is` NULL, wrong type, or out of range.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *p*
| Destination parameter located by key in an OSSL_PARAM array.
| *val*
| Value to store.
|===


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