[#btck_chainstate_manager_create]
= btck_chainstate_manager_create
:mrdocs:

Create a chainstate manager. This is the main object for many validation tasks as well as for retrieving data from the chain and interacting with its chainstate and indexes.

== Synopsis

Declared in `<kernel/bitcoinkernel.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[nodiscard, __nonnull__]]
xref:btck_ChainstateManager-0e.adoc[btck_ChainstateManager]*
btck_chainstate_manager_create(xref:btck_ChainstateManagerOptions-08.adoc[btck_ChainstateManagerOptions] const* chainstate_manager_options);
----

== Return Value

The allocated chainstate manager, or null on error.

[NOTE]
====
The return value https://en.cppreference.com/cpp/language/attributes/nodiscard[should not be discarded^].
====
== Parameters

[cols="1,4"]
|===
| Name| Description
| *chainstate_manager_options* [in]
| Non‐null, created by xref:btck_chainstate_manager_options_create.adoc[`btck_chainstate_manager_options_create`].
|===


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