[#SipHasher13UJ-Hash-0c]
= xref:SipHasher13UJ.adoc[SipHasher13UJ]::Hash
:relfileprefix: ../
:mrdocs:

Hash a jumbo block followed by a normal block after the data written so far, and finalize without modifying the object.

== Synopsis

Declared in `<crypto/siphash.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[always_inline]]
uint64_t
Hash(
    xref:uint256.adoc[uint256] const& hash,
    uint64_t extra) const noexcept;
----

== Return Value

The resulting 64‐bit hash.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *hash*
| The 256‐bit jumbo block to hash.
| *extra*
| The additional 64‐bit block to hash after the jumbo block.
|===


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