[#BIT_STRING_BITNAME_st]
= BIT&lowbar;STRING&lowbar;BITNAME&lowbar;st
:mrdocs:

Mapping of a named bit in an ASN&period;1 BIT STRING to its bit number&period;

== Synopsis

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

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
struct BIT&lowbar;STRING&lowbar;BITNAME&lowbar;st;
----

== Description

Tables of these entries are used when printing or looking up bits by long or short name (for example key&hyphen;usage bits)&period;

== Data Members

[cols="1,4"]
|===
| Name| Description
| xref:BIT_STRING_BITNAME_st/bitnum.adoc[`bitnum`] 
| Zero&hyphen;based bit number within the BIT STRING&period;
| xref:BIT_STRING_BITNAME_st/lname.adoc[`lname`] 
| Long human&hyphen;readable name for the bit (may be NULL)&period;
| xref:BIT_STRING_BITNAME_st/sname.adoc[`sname`] 
| Short name or abbreviation for the bit (may be NULL)&period;
|===



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