[#Consensus-BuriedDeployment]
= xref:Consensus.adoc[Consensus]::BuriedDeployment
:relfileprefix: ../
:mrdocs:

A buried deployment is one where the height of the activation has been hardcoded into the client implementation long after the consensus change has activated&period; See BIP 90&period; Consensus changes for which the new rules are enforced from genesis are not listed here&period;

== Synopsis

Declared in `&lt;consensus&sol;params&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
enum BuriedDeployment : int16&lowbar;t;
----

== Members

[cols="1,4"]
|===
| Name| Description
| `DEPLOYMENT&lowbar;HEIGHTINCB` 
| BIP34&colon; block height in the coinbase&period;
| `DEPLOYMENT&lowbar;CLTV` 
| BIP65&colon; OP&lowbar;CHECKLOCKTIMEVERIFY&period;
| `DEPLOYMENT&lowbar;DERSIG` 
| BIP66&colon; strict DER signature encoding&period;
| `DEPLOYMENT&lowbar;CSV` 
| BIP68, BIP112, BIP113&colon; relative lock&hyphen;time (CheckSequenceVerify)&period;
| `DEPLOYMENT&lowbar;SEGWIT` 
| BIP141, BIP143, BIP147&colon; segregated witness&period;
|===


== Non-Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:Consensus/ValidDeployment-04.adoc[`ValidDeployment`]
| Returns true if the given buried deployment identifier is a valid enumerator&period;
| xref:DeploymentName-0b.adoc[`&colon;&colon;DeploymentName`]
| Returns the human&hyphen;readable name of a buried (always&hyphen;active) deployment&period;
| xref:GetBuriedDeployment.adoc[`&colon;&colon;GetBuriedDeployment`]
| Looks up a buried deployment by its name&period;
|===


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