[#ASN1_TYPE_set1]
= ASN1_TYPE_set1
:mrdocs:

Set an ASN1_TYPE to `type,` storing a copy of `value` (unlike ASN1_TYPE_set).

== Synopsis

Declared in `<openssl/asn1.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
ASN1_TYPE_set1(
    xref:ASN1_TYPE.adoc[ASN1_TYPE]* a,
    int type,
    void const* value);
----

== Return Value

1 on success, or 0 on failure.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *a*
| Destination ANY/CHOICE container to update.
| *type*
| ASN.1 type tag (V_ASN1_*); for V_ASN1_BOOLEAN, `value` may be NULL to mean FALSE.
| *value*
| Pointer to the typed value to copy, or NULL where the type allows it.
|===


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