[#ProcessNewPackage]
= ProcessNewPackage
:mrdocs:

Validate (and maybe submit) a package to the mempool. See doc/policy/packages.md for full details on package validation rules.

== Synopsis

Declared in `<validation.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[requires_capability(0x7f2e1b92a0c8), requires_capability(0x7f2e275a32a8), requires_capability(0x7f2e369646a8), requires_capability(0x7f2e354508f8)]]
xref:PackageMempoolAcceptResult.adoc[PackageMempoolAcceptResult]
ProcessNewPackage(
    xref:Chainstate.adoc[Chainstate]& active_chainstate,
    xref:CTxMemPool.adoc[CTxMemPool]& pool,
    xref:Package.adoc[Package] const& txns,
    bool test_accept,
    std::optional<CFeeRate> const& client_maxfeerate);
----

== Return Value

a PackageMempoolAcceptResult which includes a MempoolAcceptResult for each transaction. If a transaction fails, validation will exit early and some results may be missing. It is also possible for the package to be partially submitted.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *active_chainstate* [in]
| Reference to the active chainstate.
| *pool* [in]
| The mempool the package is validated against.
| *txns* [in]
| The transactions that make up the package.
| *test_accept* [in]
| When true, run validation checks but don't submit to mempool.
| *client_maxfeerate* [in]
| If exceeded by an individual transaction, rest of (sub)package evaluation is aborted. Only for sanity checks against local submission of transactions.
|===


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