[#OSSL_PARAM_get_octet_ptr]
= OSSL_PARAM_get_octet_ptr
:mrdocs:

Return a pointer to the octet data referenced by an OSSL_PARAM_OCTET_PTR parameter.

== Synopsis

Declared in `<openssl/params.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
OSSL_PARAM_get_octet_ptr(
    xref:OSSL_PARAM.adoc[OSSL_PARAM] const* p,
    void const** val,
    size_t* used_len);
----

== Return Value

1 on success, or 0 on failure.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *p*
| Parameter of type OSSL_PARAM_OCTET_PTR.
| *val*
| Receives the address of the referenced octet data (not a copy).
| *used_len*
| Optional; receives the number of meaningful bytes.
|===


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