[#SignatureCache-ComputeEntrySchnorr]
= xref:SignatureCache.adoc[SignatureCache]::ComputeEntrySchnorr
:relfileprefix: ../
:mrdocs:

Compute the cache entry for a Schnorr signature check.

== Synopsis

Declared in `<script/sigcache.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
ComputeEntrySchnorr(
    xref:uint256.adoc[uint256]& entry,
    xref:uint256.adoc[uint256] const& hash,
    std::span<unsigned char const> sig,
    xref:XOnlyPubKey.adoc[XOnlyPubKey] const& pubkey) const;
----

== Parameters

[cols="1,4"]
|===
| Name| Description
| *entry*
| Output cache entry (salted hash of the inputs).
| *hash*
| The signature hash that was signed.
| *sig*
| The Schnorr signature bytes.
| *pubkey*
| The X‐only public key the signature is checked against.
|===


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