[#FSChaCha20Poly1305-KEYLEN]
= xref:FSChaCha20Poly1305.adoc[FSChaCha20Poly1305]::KEYLEN
:relfileprefix: ../
:mrdocs:

Length of keys expected by the constructor&period;

== Synopsis

Declared in `&lt;crypto&sol;chacha20poly1305&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
inline constexpr static
auto KEYLEN = AEADChaCha20Poly1305&colon;&colon;KEYLEN;
----


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