[#PROFESSION_INFO_set0_registrationNumber]
= PROFESSION_INFO_set0_registrationNumber
:mrdocs:

Set the registration number on a PROFESSION_INFO, taking ownership of `rn.`

== Synopsis

Declared in `<openssl/x509v3.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
PROFESSION_INFO_set0_registrationNumber(
    xref:PROFESSION_INFO.adoc[PROFESSION_INFO]* pi,
    xref:ASN1_PRINTABLESTRING.adoc[ASN1_PRINTABLESTRING]* rn);
----

== Parameters

[cols="1,4"]
|===
| Name| Description
| *pi*
| Profession info whose registrationNumber field is replaced.
| *rn*
| New registration number PrintableString, or NULL to clear; frees any previous value.
|===


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