[#Obfuscation-operator_call]
= xref:Obfuscation.adoc[Obfuscation]::operator()
:relfileprefix: ../
:mrdocs:

Obfuscate (or de&hyphen;obfuscate) a byte range in place by XORing it with the key&period;

== Synopsis

Declared in `&lt;util&sol;obfuscation&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
operator()(
    std::span&lt;std::byte&gt; target,
    size&lowbar;t key&lowbar;offset = 0) const;
----

== Parameters

[cols="1,4"]
|===
| Name| Description
| *target*
| The bytes to transform in place&period;
| *key&lowbar;offset*
| Byte offset into the stream, so a range can continue an earlier transformation&period;
|===


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