[#ASN1_STRING_set_default_mask_asc]
= ASN1&lowbar;STRING&lowbar;set&lowbar;default&lowbar;mask&lowbar;asc
:mrdocs:

Set the default ASN&period;1 string type mask from an ASCII name or mask expression&period;

== Synopsis

Declared in `&lt;openssl&sol;asn1&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
ASN1&lowbar;STRING&lowbar;set&lowbar;default&lowbar;mask&lowbar;asc(char const* p);
----

== Return Value

1 on success, or 0 if `p` is not recognized&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *p*
| Mask description such as &quot;utf8only&quot;, &quot;default&quot;, or a numeric bitmask string&period;
|===


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