[#wallet-feebumper-SignatureWeights]
= xref:wallet.adoc[wallet]::xref:wallet/feebumper.adoc[feebumper]::SignatureWeights
:relfileprefix: ../../
:mrdocs:

Accumulates signature counts and weights to estimate transaction size.

== Synopsis

Declared in `<wallet/feebumper.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
struct SignatureWeights;
----

== Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:wallet/feebumper/SignatureWeights/AddSigWeight.adoc[`AddSigWeight`] 
| Adds the weight of a single signature, scaling by signature version.
| xref:wallet/feebumper/SignatureWeights/GetWeightDiffToMax.adoc[`GetWeightDiffToMax`] 
| Returns the difference between the maximum and actual signature weight.
|===



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